[#369] Enhanced http requests logging

Signed-off-by: Nikita Zinkevich <n.zinkevich@yadro.com>

.docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.22 AS builder
+FROM golang:1.21 as builder
 
 ARG BUILD=now
 ARG REPO=git.frostfs.info/TrueCloudLab/frostfs-s3-gw

.forgejo/workflows/builds.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go_versions: [ '1.22', '1.23' ]
+        go_versions: [ '1.20', '1.21' ]
       fail-fast: false
     steps:
       - uses: actions/checkout@v3

.forgejo/workflows/dco.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v3
         with:
-          go-version: '1.23'
+          go-version: '1.21'
 
       - name: Run commit format checker
         uses: https://git.frostfs.info/TrueCloudLab/dco-go@v3

.forgejo/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: '1.23'
+          go-version: '1.21'
           cache: true
 
       - name: Install linters
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go_versions: [ '1.22', '1.23' ]
+        go_versions: [ '1.20', '1.21' ]
       fail-fast: false
     steps:
       - uses: actions/checkout@v3

.forgejo/workflows/vulncheck.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v3
         with:
-          go-version: '1.23'
+          go-version: '1.21'
 
       - name: Install govulncheck
         run: go install golang.org/x/vuln/cmd/govulncheck@latest

.golangci.yml

@@ -12,8 +12,7 @@ run:
 # output configuration options
 output:
   # colored-line-number|line-number|json|tab|checkstyle|code-climate, default is "colored-line-number"
-  formats:
-    - format: tab
+  format: tab
 
 # all available settings of specific linters
 linters-settings:

CHANGELOG.md

@@ -4,68 +4,6 @@ This document outlines major changes between releases.
 
 ## [Unreleased]
 
-### Added
-- Add support for virtual hosted style addressing (#446, #449)
-- Support new param `frostfs.graceful_close_on_switch_timeout` (#475)
-- Support patch object method (#479)
-
-### Changed
-- Update go version to go1.19 (#470)
-
-## [0.30.0] - Kangshung -2024-07-19
-
-### Fixed
-- Fix HTTP/2 requests (#341)
-- Fix Decoder.CharsetReader is nil (#379)
-- Fix flaky ACL encode test (#340)
-- Docs grammar (#432)
-
-### Added
-- Add new `reconnect_interval` config param for server rebinding (#291)
-- Support `GetBucketPolicyStatus` (#301)
-- Support request IP filter with policy (#371, #377)
-- Support tag checks in policies (#357, #365, #392, #403, #411)
-- Support IAM-MFA checks (#367)
-- More docs (#334, #353)
-- Add `register-user` command to `authmate` (#414)
-- `User` field in request log (#396)
-- Erasure coding support in placement policy (#400)
-- Improved test coverage (#402)
-
-### Changed
-- Update dependencies noted by govulncheck (#368)
-- Improve test coverage (#380, #387)
-- Support updated naming in native policy JSON (#385)
-- Improve determining AccessBox latest version (#335)
-- Don't set full_control policy for bucket owner (#407)
-
-### Removed
-- Remove control api (#406)
-- Remove notifications (#401)
-- Remove `layer.Client` interface (#410)
-- Remove extended ACL related code (#372)
-
-## [0.29.3] - 2024-07-19
-
-### Fixed
-- Support tree split environment when multiple nodes
-  may be part of the same sub path (#430)
-- Collision of multipart name and system data in the tree (#430)
-- Workaround for removal of multiple null versions in unversioned bucket (#430)
-
-## [0.29.2] - 2024-07-03
-
-### Fixed
-- Parsing of put-bucket-setting retry configuration (#398)
-
-## [0.29.1] - 2024-06-20
-
-### Fixed
-- OPTIONS request processing for object operations (#399)
-
-### Added
-- Retries of put-bucket-setting operation during container creation (#398)
-
 ## [0.29.0] - Zemu - 2024-05-27
 
 ### Fixed
@@ -237,8 +175,4 @@ To see CHANGELOG for older versions, refer to https://github.com/nspcc-dev/neofs
 [0.28.1]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.28.0...v0.28.1
 [0.28.2]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.28.1...v0.28.2
 [0.29.0]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.28.2...v0.29.0
-[0.29.1]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.29.0...v0.29.1
-[0.29.2]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.29.1...v0.29.2
-[0.29.3]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.29.2...v0.29.3
-[0.30.0]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.29.3...v0.30.0
-[Unreleased]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.30.0...master
+[Unreleased]: https://git.frostfs.info/TrueCloudLab/frostfs-s3-gw/compare/v0.29.0...master

Makefile

@@ -3,9 +3,9 @@
 # Common variables
 REPO ?= $(shell go list -m)
 VERSION ?= $(shell git describe --tags --dirty --match "v*" --always --abbrev=8 2>/dev/null || cat VERSION 2>/dev/null || echo "develop")
-GO_VERSION ?= 1.22
-LINT_VERSION ?= 1.60.1
-TRUECLOUDLAB_LINT_VERSION ?= 0.0.6
+GO_VERSION ?= 1.20
+LINT_VERSION ?= 1.56.1
+TRUECLOUDLAB_LINT_VERSION ?= 0.0.5
 BINDIR = bin
 
 METRICS_DUMP_OUT ?= ./metrics-dump.json
@@ -23,12 +23,6 @@ OUTPUT_LINT_DIR ?= $(shell pwd)/bin
 LINT_DIR = $(OUTPUT_LINT_DIR)/golangci-lint-$(LINT_VERSION)-v$(TRUECLOUDLAB_LINT_VERSION)
 TMP_DIR := .cache
 
-# Variables for fuzzing
-FUZZ_NGFUZZ_DIR ?= ""
-FUZZ_TIMEOUT ?= 30
-FUZZ_FUNCTIONS ?= "all"
-FUZZ_AUX ?= ""
-
 .PHONY: all $(BINS) $(BINDIR) dep docker/ test cover format image image-push dirty-image lint docker/lint pre-commit unpre-commit version clean protoc
 
 # .deb package versioning
@@ -82,34 +76,6 @@ cover:
 	@go test -v -race ./... -coverprofile=coverage.txt -covermode=atomic
 	@go tool cover -html=coverage.txt -o coverage.html
 
-# Run fuzzing
-CLANG := $(shell which clang-17 2>/dev/null)
-.PHONY: check-clang all
-check-clang:
-ifeq ($(CLANG),)
-	@echo "clang-17 is not installed. Please install it before proceeding - https://apt.llvm.org/llvm.sh "
-	@exit 1
-endif
-
-.PHONY: check-ngfuzz all
-check-ngfuzz:
-	@if [ -z "$(FUZZ_NGFUZZ_DIR)" ]; then \
-		echo "Please set a variable FUZZ_NGFUZZ_DIR to specify path to the ngfuzz"; \
-		exit 1; \
-	fi
-
-.PHONY: install-fuzzing-deps
-install-fuzzing-deps: check-clang check-ngfuzz
-
-.PHONY: fuzz
-fuzz: install-fuzzing-deps  
-	@START_PATH=$$(pwd); \
-	ROOT_PATH=$$(realpath --relative-to=$(FUZZ_NGFUZZ_DIR) $$START_PATH) ; \
-	cd $(FUZZ_NGFUZZ_DIR) && \
-	./ngfuzz -clean && \
-	./ngfuzz -fuzz $(FUZZ_FUNCTIONS) -rootdir $$ROOT_PATH -timeout $(FUZZ_TIMEOUT) $(FUZZ_AUX) && \
-	./ngfuzz -report
-
 # Reformat code
 format:
 	@echo "⇒ Processing gofmt check"

README.md

@@ -93,24 +93,6 @@ HTTP/1.1 200 OK
 
 Also, you can configure domains using `.env` variables or `yaml` file.
 
-## Fuzzing   
-To run fuzzing tests use the following command:  
-
-```shell
-$ make fuzz
-```   
-
-This command will install dependencies for the fuzzing process and run existing fuzzing tests.   
-
-You can also use the following arguments:
-
-```
-FUZZ_TIMEOUT - time to run each fuzzing test (default 30) 
-FUZZ_FUNCTIONS - fuzzing tests that will be started (default "all")
-FUZZ_AUX - additional parameters for the fuzzer (for example, "-debug")
-FUZZ_NGFUZZ_DIR - path to ngfuzz tool
-````
-
 ## Documentation
 
 - [Configuration](./docs/configuration.md)

SECURITY.md

@@ -1,26 +0,0 @@
-# Security Policy
-
-
-## How To Report a Vulnerability
-
-If you think you have found a vulnerability in this repository, please report it to us through coordinated disclosure.
-
-**Please do not report security vulnerabilities through public issues, discussions, or change requests.**
-
-Instead, you can report it using one of the following ways:
-
-* Contact the [TrueCloudLab Security Team](mailto:security@frostfs.info) via email
-
-Please include as much of the information listed below as you can to help us better understand and resolve the issue:
-
-* The type of issue (e.g., buffer overflow, or cross-site scripting)
-* Affected version(s)
-* Impact of the issue, including how an attacker might exploit the issue
-* Step-by-step instructions to reproduce the issue
-* The location of the affected source code (tag/branch/commit or direct URL)
-* Full paths of source file(s) related to the manifestation of the issue
-* Any special configuration required to reproduce the issue
-* Any log files that are related to this issue (if possible)
-* Proof-of-concept or exploit code (if possible)
-
-This information will help us triage your report more quickly.

VERSION

@@ -1 +1 @@
-v0.30.0
+v0.29.0

api/auth/center.go

@@ -186,7 +186,7 @@ func (c *Center) Authenticate(r *http.Request) (*middleware.Box, error) {
 		return nil, err
 	}
 
-	box, attrs, err := c.cli.GetBox(r.Context(), addr)
+	box, err := c.cli.GetBox(r.Context(), addr)
 	if err != nil {
 		return nil, fmt.Errorf("get box '%s': %w", addr, err)
 	}
@@ -207,7 +207,6 @@ func (c *Center) Authenticate(r *http.Request) (*middleware.Box, error) {
 			Region:      authHdr.Region,
 			SignatureV4: authHdr.SignatureV4,
 		},
-		Attributes: attrs,
 	}
 	if needClientTime {
 		result.ClientTime = signatureDateTime
@@ -270,14 +269,12 @@ func (c *Center) checkFormData(r *http.Request) (*middleware.Box, error) {
 		return nil, fmt.Errorf("failed to parse x-amz-date field: %w", err)
 	}
 
-	accessKeyID := submatches["access_key_id"]
-
-	addr, err := getAddress(accessKeyID)
+	addr, err := getAddress(submatches["access_key_id"])
 	if err != nil {
 		return nil, err
 	}
 
-	box, attrs, err := c.cli.GetBox(r.Context(), addr)
+	box, err := c.cli.GetBox(r.Context(), addr)
 	if err != nil {
 		return nil, fmt.Errorf("get box '%s': %w", addr, err)
 	}
@@ -285,22 +282,14 @@ func (c *Center) checkFormData(r *http.Request) (*middleware.Box, error) {
 	secret := box.Gate.SecretKey
 	service, region := submatches["service"], submatches["region"]
 
-	signature := SignStr(secret, service, region, signatureDateTime, policy)
+	signature := signStr(secret, service, region, signatureDateTime, policy)
 	reqSignature := MultipartFormValue(r, "x-amz-signature")
 	if signature != reqSignature {
 		return nil, fmt.Errorf("%w: %s != %s", apiErrors.GetAPIError(apiErrors.ErrSignatureDoesNotMatch),
 			reqSignature, signature)
 	}
 
-	return &middleware.Box{
-		AccessBox: box,
-		AuthHeaders: &middleware.AuthHeader{
-			AccessKeyID: accessKeyID,
-			Region:      region,
-			SignatureV4: signature,
-		},
-		Attributes: attrs,
-	}, nil
+	return &middleware.Box{AccessBox: box}, nil
 }
 
 func cloneRequest(r *http.Request, authHeader *AuthHeader) *http.Request {
@@ -359,7 +348,7 @@ func (c *Center) checkSign(authHeader *AuthHeader, box *accessbox.Box, request *
 	return nil
 }
 
-func SignStr(secret, service, region string, t time.Time, strToSign string) string {
+func signStr(secret, service, region string, t time.Time, strToSign string) string {
 	creds := deriveKey(secret, service, region, t)
 	signature := hmacSHA256(creds, []byte(strToSign))
 	return hex.EncodeToString(signature)

api/auth/center_fuzz_test.go

@@ -1,88 +0,0 @@
-//go:build gofuzz
-// +build gofuzz
-
-package auth
-
-import (
-	"strings"
-	"testing"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
-	"github.com/aws/aws-sdk-go/aws/credentials"
-	utils "github.com/trailofbits/go-fuzz-utils"
-)
-
-const (
-	fuzzSuccessExitCode = 0
-	fuzzFailExitCode    = -1
-)
-
-func InitFuzzAuthenticate() {
-}
-
-func DoFuzzAuthenticate(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var accessKeyAddr oid.Address
-	err = tp.Fill(accessKeyAddr)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	accessKeyID := strings.ReplaceAll(accessKeyAddr.String(), "/", "0")
-	secretKey, err := tp.GetString()
-	awsCreds := credentials.NewStaticCredentials(accessKeyID, secretKey, "")
-
-	reqData := RequestData{
-		Method:   "GET",
-		Endpoint: "http://localhost:8084",
-		Bucket:   "my-bucket",
-		Object:   "@obj/name",
-	}
-	presignData := PresignData{
-		Service:  "s3",
-		Region:   "spb",
-		Lifetime: 10 * time.Minute,
-		SignTime: time.Now().UTC(),
-	}
-
-	req, err := PresignRequest(awsCreds, reqData, presignData)
-	if req == nil {
-		return fuzzFailExitCode
-	}
-
-	expBox := &accessbox.Box{
-		Gate: &accessbox.GateData{
-			SecretKey: secretKey,
-		},
-	}
-
-	mock := newTokensFrostfsMock()
-	mock.addBox(accessKeyAddr, expBox)
-
-	c := &Center{
-		cli:     mock,
-		reg:     NewRegexpMatcher(authorizationFieldRegexp),
-		postReg: NewRegexpMatcher(postPolicyCredentialRegexp),
-	}
-
-	_, _ = c.Authenticate(req)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzAuthenticate(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzAuthenticate(data)
-	})
-}

api/auth/center_test.go

@@ -1,31 +1,12 @@
 package auth
 
 import (
-	"bytes"
-	"context"
-	"fmt"
-	"mime/multipart"
-	"net/http"
-	"net/http/httptest"
-	"net/url"
 	"strings"
 	"testing"
 	"time"
 
-	v4 "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/auth/signer/v4"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/cache"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/tokens"
-	frostfsErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
-	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
-	"github.com/aws/aws-sdk-go/aws/credentials"
-	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"github.com/stretchr/testify/require"
-	"go.uber.org/zap/zaptest"
 )
 
 func TestAuthHeaderParse(t *testing.T) {
@@ -115,7 +96,7 @@ func TestSignature(t *testing.T) {
 		panic(err)
 	}
 
-	signature := SignStr(secret, "s3", "us-east-1", signTime, strToSign)
+	signature := signStr(secret, "s3", "us-east-1", signTime, strToSign)
 	require.Equal(t, "dfbe886241d9e369cf4b329ca0f15eb27306c97aa1022cc0bb5a914c4ef87634", signature)
 }
 
@@ -142,11 +123,6 @@ func TestCheckFormatContentSHA256(t *testing.T) {
 			hash:  "ed7002b439e9ac845f22357d822bac1444730fbdb6016d3ec9432297b9ec9f7s",
 			error: defaultErr,
 		},
-		{
-			name:  "invalid hash format: hash size",
-			hash:  "5aadb45520dcd8726b2822a7a78bb53d794f557199d5d4abdedd2c55a4bd6ca73607605c558de3db80c8e86c3196484566163ed1327e82e8b6757d1932113cb8",
-			error: defaultErr,
-		},
 		{
 			name:  "unsigned payload",
 			hash:  "UNSIGNED-PAYLOAD",
@@ -169,467 +145,3 @@ func TestCheckFormatContentSHA256(t *testing.T) {
 		})
 	}
 }
-
-type frostFSMock struct {
-	objects map[oid.Address]*object.Object
-}
-
-func newFrostFSMock() *frostFSMock {
-	return &frostFSMock{
-		objects: map[oid.Address]*object.Object{},
-	}
-}
-
-func (f *frostFSMock) GetCredsObject(_ context.Context, address oid.Address) (*object.Object, error) {
-	obj, ok := f.objects[address]
-	if !ok {
-		return nil, fmt.Errorf("not found")
-	}
-
-	return obj, nil
-}
-
-func (f *frostFSMock) CreateObject(context.Context, tokens.PrmObjectCreate) (oid.ID, error) {
-	return oid.ID{}, fmt.Errorf("the mock method is not implemented")
-}
-
-func TestAuthenticate(t *testing.T) {
-	key, err := keys.NewPrivateKey()
-	require.NoError(t, err)
-
-	cfg := &cache.Config{
-		Size:     10,
-		Lifetime: 24 * time.Hour,
-		Logger:   zaptest.NewLogger(t),
-	}
-
-	gateData := []*accessbox.GateData{{
-		BearerToken: &bearer.Token{},
-		GateKey:     key.PublicKey(),
-	}}
-
-	accessBox, secret, err := accessbox.PackTokens(gateData, []byte("secret"))
-	require.NoError(t, err)
-	data, err := accessBox.Marshal()
-	require.NoError(t, err)
-
-	var obj object.Object
-	obj.SetPayload(data)
-	addr := oidtest.Address()
-	obj.SetContainerID(addr.Container())
-	obj.SetID(addr.Object())
-
-	frostfs := newFrostFSMock()
-	frostfs.objects[addr] = &obj
-
-	accessKeyID := addr.Container().String() + "0" + addr.Object().String()
-
-	awsCreds := credentials.NewStaticCredentials(accessKeyID, secret.SecretKey, "")
-	defaultSigner := v4.NewSigner(awsCreds)
-
-	service, region := "s3", "default"
-	invalidValue := "invalid-value"
-
-	bigConfig := tokens.Config{
-		FrostFS:     frostfs,
-		Key:         key,
-		CacheConfig: cfg,
-	}
-
-	for _, tc := range []struct {
-		name     string
-		prefixes []string
-		request  *http.Request
-		err      bool
-		errCode  errors.ErrorCode
-	}{
-		{
-			name:     "valid sign",
-			prefixes: []string{addr.Container().String()},
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-		},
-		{
-			name: "no authorization header",
-			request: func() *http.Request {
-				return httptest.NewRequest(http.MethodPost, "/", nil)
-			}(),
-			err: true,
-		},
-		{
-			name: "invalid authorization header",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				r.Header.Set(AuthorizationHdr, invalidValue)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrAuthorizationHeaderMalformed,
-		},
-		{
-			name: "invalid access key id format",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				signer := v4.NewSigner(credentials.NewStaticCredentials(addr.Object().String(), secret.SecretKey, ""))
-				_, err = signer.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrInvalidAccessKeyID,
-		},
-		{
-			name:     "not allowed access key id",
-			prefixes: []string{addr.Object().String()},
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrAccessDenied,
-		},
-		{
-			name: "invalid access key id value",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				signer := v4.NewSigner(credentials.NewStaticCredentials(accessKeyID[:len(accessKeyID)-4], secret.SecretKey, ""))
-				_, err = signer.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrInvalidAccessKeyID,
-		},
-		{
-			name: "unknown access key id",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				signer := v4.NewSigner(credentials.NewStaticCredentials(addr.Object().String()+"0"+addr.Container().String(), secret.SecretKey, ""))
-				_, err = signer.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-			err: true,
-		},
-		{
-			name: "invalid signature",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				signer := v4.NewSigner(credentials.NewStaticCredentials(accessKeyID, "secret", ""))
-				_, err = signer.Sign(r, nil, service, region, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrSignatureDoesNotMatch,
-		},
-		{
-			name:     "invalid signature - AmzDate",
-			prefixes: []string{addr.Container().String()},
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Sign(r, nil, service, region, time.Now())
-				r.Header.Set(AmzDate, invalidValue)
-				require.NoError(t, err)
-				return r
-			}(),
-			err: true,
-		},
-		{
-			name:     "invalid AmzContentSHA256",
-			prefixes: []string{addr.Container().String()},
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Sign(r, nil, service, region, time.Now())
-				r.Header.Set(AmzContentSHA256, invalidValue)
-				require.NoError(t, err)
-				return r
-			}(),
-			err: true,
-		},
-		{
-			name: "valid presign",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Presign(r, nil, service, region, time.Minute, time.Now())
-				require.NoError(t, err)
-				return r
-			}(),
-		},
-		{
-			name: "presign, bad X-Amz-Credential",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				query := url.Values{
-					AmzAlgorithm:  []string{"AWS4-HMAC-SHA256"},
-					AmzCredential: []string{invalidValue},
-				}
-				r.URL.RawQuery = query.Encode()
-				return r
-			}(),
-			err: true,
-		},
-		{
-			name: "presign, bad X-Amz-Expires",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Presign(r, nil, service, region, time.Minute, time.Now())
-				queryParams := r.URL.Query()
-				queryParams.Set("X-Amz-Expires", invalidValue)
-				r.URL.RawQuery = queryParams.Encode()
-				require.NoError(t, err)
-				return r
-			}(),
-			err: true,
-		},
-		{
-			name: "presign, expired",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Presign(r, nil, service, region, time.Minute, time.Now().Add(-time.Minute))
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrExpiredPresignRequest,
-		},
-		{
-			name: "presign, signature from future",
-			request: func() *http.Request {
-				r := httptest.NewRequest(http.MethodPost, "/", nil)
-				_, err = defaultSigner.Presign(r, nil, service, region, time.Minute, time.Now().Add(time.Minute))
-				require.NoError(t, err)
-				return r
-			}(),
-			err:     true,
-			errCode: errors.ErrBadRequest,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			creds := tokens.New(bigConfig)
-			cntr := New(creds, tc.prefixes)
-			box, err := cntr.Authenticate(tc.request)
-
-			if tc.err {
-				require.Error(t, err)
-				if tc.errCode > 0 {
-					err = frostfsErrors.UnwrapErr(err)
-					require.Equal(t, errors.GetAPIError(tc.errCode), err)
-				}
-			} else {
-				require.NoError(t, err)
-				require.Equal(t, accessKeyID, box.AuthHeaders.AccessKeyID)
-				require.Equal(t, region, box.AuthHeaders.Region)
-				require.Equal(t, secret.SecretKey, box.AccessBox.Gate.SecretKey)
-			}
-		})
-	}
-}
-
-func TestHTTPPostAuthenticate(t *testing.T) {
-	const (
-		policyBase64     = "eyJleHBpcmF0aW9uIjogIjIwMjUtMTItMDFUMTI6MDA6MDAuMDAwWiIsImNvbmRpdGlvbnMiOiBbCiBbInN0YXJ0cy13aXRoIiwgIiR4LWFtei1jcmVkZW50aWFsIiwgIiJdLAogWyJzdGFydHMtd2l0aCIsICIkeC1hbXotZGF0ZSIsICIiXQpdfQ=="
-		invalidValue     = "invalid-value"
-		defaultFieldName = "file"
-		service          = "s3"
-		region           = "default"
-	)
-
-	key, err := keys.NewPrivateKey()
-	require.NoError(t, err)
-
-	cfg := &cache.Config{
-		Size:     10,
-		Lifetime: 24 * time.Hour,
-		Logger:   zaptest.NewLogger(t),
-	}
-
-	gateData := []*accessbox.GateData{{
-		BearerToken: &bearer.Token{},
-		GateKey:     key.PublicKey(),
-	}}
-
-	accessBox, secret, err := accessbox.PackTokens(gateData, []byte("secret"))
-	require.NoError(t, err)
-	data, err := accessBox.Marshal()
-	require.NoError(t, err)
-
-	var obj object.Object
-	obj.SetPayload(data)
-	addr := oidtest.Address()
-	obj.SetContainerID(addr.Container())
-	obj.SetID(addr.Object())
-
-	frostfs := newFrostFSMock()
-	frostfs.objects[addr] = &obj
-
-	accessKeyID := addr.Container().String() + "0" + addr.Object().String()
-	invalidAccessKeyID := oidtest.Address().String() + "0" + oidtest.Address().Object().String()
-
-	timeToSign := time.Now()
-	timeToSignStr := timeToSign.Format("20060102T150405Z")
-
-	bigConfig := tokens.Config{
-		FrostFS:     frostfs,
-		Key:         key,
-		CacheConfig: cfg,
-	}
-
-	for _, tc := range []struct {
-		name     string
-		prefixes []string
-		request  *http.Request
-		err      bool
-		errCode  errors.ErrorCode
-	}{
-		{
-			name: "HTTP POST valid",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, defaultFieldName)
-			}(),
-		},
-		{
-			name: "HTTP POST valid with custom field name",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, "files")
-			}(),
-		},
-		{
-			name: "HTTP POST valid with field name with a capital letter",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, "File")
-			}(),
-		},
-		{
-			name: "HTTP POST invalid multipart form",
-			request: func() *http.Request {
-				req := httptest.NewRequest(http.MethodPost, "/", nil)
-				req.Header.Set(ContentTypeHdr, "multipart/form-data")
-
-				return req
-			}(),
-			err:     true,
-			errCode: errors.ErrInvalidArgument,
-		},
-		{
-			name: "HTTP POST invalid signature date time",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, invalidValue, sign, defaultFieldName)
-			}(),
-			err: true,
-		},
-		{
-			name: "HTTP POST invalid creds",
-			request: func() *http.Request {
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, invalidValue, timeToSignStr, sign, defaultFieldName)
-			}(),
-			err:     true,
-			errCode: errors.ErrAuthorizationHeaderMalformed,
-		},
-		{
-			name: "HTTP POST missing policy",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, "", creds, timeToSignStr, sign, defaultFieldName)
-			}(),
-			err: true,
-		},
-		{
-			name: "HTTP POST invalid accessKeyId",
-			request: func() *http.Request {
-				creds := getCredsStr(invalidValue, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, defaultFieldName)
-			}(),
-			err: true,
-		},
-		{
-			name: "HTTP POST invalid accessKeyId - a non-existent box",
-			request: func() *http.Request {
-				creds := getCredsStr(invalidAccessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, policyBase64)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, defaultFieldName)
-			}(),
-			err: true,
-		},
-		{
-			name: "HTTP POST invalid signature",
-			request: func() *http.Request {
-				creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-				sign := SignStr(secret.SecretKey, service, region, timeToSign, invalidValue)
-
-				return getRequestWithMultipartForm(t, policyBase64, creds, timeToSignStr, sign, defaultFieldName)
-			}(),
-			err:     true,
-			errCode: errors.ErrSignatureDoesNotMatch,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			creds := tokens.New(bigConfig)
-			cntr := New(creds, tc.prefixes)
-			box, err := cntr.Authenticate(tc.request)
-
-			if tc.err {
-				require.Error(t, err)
-				if tc.errCode > 0 {
-					err = frostfsErrors.UnwrapErr(err)
-					require.Equal(t, errors.GetAPIError(tc.errCode), err)
-				}
-			} else {
-				require.NoError(t, err)
-				require.Equal(t, secret.SecretKey, box.AccessBox.Gate.SecretKey)
-				require.Equal(t, accessKeyID, box.AuthHeaders.AccessKeyID)
-			}
-		})
-	}
-}
-
-func getCredsStr(accessKeyID, timeToSign, region, service string) string {
-	return accessKeyID + "/" + timeToSign + "/" + region + "/" + service + "/aws4_request"
-}
-
-func getRequestWithMultipartForm(t *testing.T, policy, creds, date, sign, fieldName string) *http.Request {
-	body := &bytes.Buffer{}
-	writer := multipart.NewWriter(body)
-	defer writer.Close()
-
-	err := writer.WriteField("policy", policy)
-	require.NoError(t, err)
-	err = writer.WriteField(AmzCredential, creds)
-	require.NoError(t, err)
-	err = writer.WriteField(AmzDate, date)
-	require.NoError(t, err)
-	err = writer.WriteField(AmzSignature, sign)
-	require.NoError(t, err)
-	_, err = writer.CreateFormFile(fieldName, "test.txt")
-	require.NoError(t, err)
-
-	req := httptest.NewRequest(http.MethodPost, "/", body)
-	req.Header.Set(ContentTypeHdr, writer.FormDataContentType())
-
-	return req
-}

api/auth/presign_test.go

@@ -10,7 +10,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/tokens"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/stretchr/testify/require"
@@ -32,13 +31,13 @@ func (m credentialsMock) addBox(addr oid.Address, box *accessbox.Box) {
 	m.boxes[addr.String()] = box
 }
 
-func (m credentialsMock) GetBox(_ context.Context, addr oid.Address) (*accessbox.Box, []object.Attribute, error) {
+func (m credentialsMock) GetBox(_ context.Context, addr oid.Address) (*accessbox.Box, error) {
 	box, ok := m.boxes[addr.String()]
 	if !ok {
-		return nil, nil, &apistatus.ObjectNotFound{}
+		return nil, &apistatus.ObjectNotFound{}
 	}
 
-	return box, nil, nil
+	return box, nil
 }
 
 func (m credentialsMock) Put(context.Context, cid.ID, tokens.CredentialsParam) (oid.Address, error) {

api/cache/accessbox.go

@@ -6,7 +6,6 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"github.com/bluele/gcache"
 	"go.uber.org/zap"
@@ -27,9 +26,8 @@ type (
 	}
 
 	AccessBoxCacheValue struct {
-		Box        *accessbox.Box
-		Attributes []object.Attribute
-		PutTime    time.Time
+		Box     *accessbox.Box
+		PutTime time.Time
 	}
 )
 
@@ -74,11 +72,10 @@ func (o *AccessBoxCache) Get(address oid.Address) *AccessBoxCacheValue {
 }
 
 // Put stores an accessbox to cache.
-func (o *AccessBoxCache) Put(address oid.Address, box *accessbox.Box, attrs []object.Attribute) error {
+func (o *AccessBoxCache) Put(address oid.Address, box *accessbox.Box) error {
 	val := &AccessBoxCacheValue{
-		Box:        box,
-		Attributes: attrs,
-		PutTime:    time.Now(),
+		Box:     box,
+		PutTime: time.Now(),
 	}
 	return o.cache.Set(address, val)
 }

api/cache/cache_test.go

@@ -7,7 +7,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"github.com/nspcc-dev/neo-go/pkg/util"
@@ -22,13 +21,11 @@ func TestAccessBoxCacheType(t *testing.T) {
 
 	addr := oidtest.Address()
 	box := &accessbox.Box{}
-	var attrs []object.Attribute
 
-	err := cache.Put(addr, box, attrs)
+	err := cache.Put(addr, box)
 	require.NoError(t, err)
 	val := cache.Get(addr)
 	require.Equal(t, box, val.Box)
-	require.Equal(t, attrs, val.Attributes)
 	require.Equal(t, 0, observedLog.Len())
 
 	err = cache.cache.Set(addr, "tmp")
@@ -182,6 +179,24 @@ func TestSettingsCacheType(t *testing.T) {
 	assertInvalidCacheEntry(t, cache.GetSettings(key), observedLog)
 }
 
+func TestNotificationConfigurationCacheType(t *testing.T) {
+	logger, observedLog := getObservedLogger()
+	cache := NewSystemCache(DefaultSystemConfig(logger))
+
+	key := "key"
+	notificationConfig := &data.NotificationConfiguration{}
+
+	err := cache.PutNotificationConfiguration(key, notificationConfig)
+	require.NoError(t, err)
+	val := cache.GetNotificationConfiguration(key)
+	require.Equal(t, notificationConfig, val)
+	require.Equal(t, 0, observedLog.Len())
+
+	err = cache.cache.Set(key, "tmp")
+	require.NoError(t, err)
+	assertInvalidCacheEntry(t, cache.GetNotificationConfiguration(key), observedLog)
+}
+
 func TestFrostFSIDSubjectCacheType(t *testing.T) {
 	logger, observedLog := getObservedLogger()
 	cache := NewFrostfsIDCache(DefaultFrostfsIDConfig(logger))

api/cache/system.go

@@ -88,13 +88,13 @@ func (o *SystemCache) GetCORS(key string) *data.CORSConfiguration {
 	return result
 }
 
-func (o *SystemCache) GetLifecycleConfiguration(key string) *data.LifecycleConfiguration {
+func (o *SystemCache) GetSettings(key string) *data.BucketSettings {
 	entry, err := o.cache.Get(key)
 	if err != nil {
 		return nil
 	}
 
-	result, ok := entry.(*data.LifecycleConfiguration)
+	result, ok := entry.(*data.BucketSettings)
 	if !ok {
 		o.logger.Warn(logs.InvalidCacheEntryType, zap.String("actual", fmt.Sprintf("%T", entry)),
 			zap.String("expected", fmt.Sprintf("%T", result)))
@@ -104,13 +104,13 @@ func (o *SystemCache) GetLifecycleConfiguration(key string) *data.LifecycleConfi
 	return result
 }
 
-func (o *SystemCache) GetSettings(key string) *data.BucketSettings {
+func (o *SystemCache) GetNotificationConfiguration(key string) *data.NotificationConfiguration {
 	entry, err := o.cache.Get(key)
 	if err != nil {
 		return nil
 	}
 
-	result, ok := entry.(*data.BucketSettings)
+	result, ok := entry.(*data.NotificationConfiguration)
 	if !ok {
 		o.logger.Warn(logs.InvalidCacheEntryType, zap.String("actual", fmt.Sprintf("%T", entry)),
 			zap.String("expected", fmt.Sprintf("%T", result)))
@@ -149,14 +149,14 @@ func (o *SystemCache) PutCORS(key string, obj *data.CORSConfiguration) error {
 	return o.cache.Set(key, obj)
 }
 
-func (o *SystemCache) PutLifecycleConfiguration(key string, obj *data.LifecycleConfiguration) error {
-	return o.cache.Set(key, obj)
-}
-
 func (o *SystemCache) PutSettings(key string, settings *data.BucketSettings) error {
 	return o.cache.Set(key, settings)
 }
 
+func (o *SystemCache) PutNotificationConfiguration(key string, obj *data.NotificationConfiguration) error {
+	return o.cache.Set(key, obj)
+}
+
 // PutTagging puts tags of a bucket or an object.
 func (o *SystemCache) PutTagging(key string, tagSet map[string]string) error {
 	return o.cache.Set(key, tagSet)

api/data/info.go

@@ -12,9 +12,9 @@ import (
 )
 
 const (
-	bktSettingsObject               = ".s3-settings"
-	bktCORSConfigurationObject      = ".s3-cors"
-	bktLifecycleConfigurationObject = ".s3-lifecycle"
+	bktSettingsObject                  = ".s3-settings"
+	bktCORSConfigurationObject         = ".s3-cors"
+	bktNotificationConfigurationObject = ".s3-notifications"
 
 	VersioningUnversioned = "Unversioned"
 	VersioningEnabled     = "Enabled"
@@ -32,6 +32,7 @@ type (
 		LocationConstraint      string
 		ObjectLockEnabled       bool
 		HomomorphicHashDisabled bool
+		APEEnabled              bool
 	}
 
 	// ObjectInfo holds S3 object data.
@@ -51,6 +52,14 @@ type (
 		Headers       map[string]string
 	}
 
+	// NotificationInfo store info to send s3 notification.
+	NotificationInfo struct {
+		Name    string
+		Version string
+		Size    uint64
+		HashSum string
+	}
+
 	// BucketSettings stores settings such as versioning.
 	BucketSettings struct {
 		Versioning        string
@@ -74,35 +83,26 @@ type (
 		ExposeHeaders  []string `xml:"ExposeHeader" json:"ExposeHeaders"`
 		MaxAgeSeconds  int      `xml:"MaxAgeSeconds,omitempty" json:"MaxAgeSeconds,omitempty"`
 	}
-
-	// ObjectVersion stores object version info.
-	ObjectVersion struct {
-		BktInfo               *BucketInfo
-		ObjectName            string
-		VersionID             string
-		NoErrorOnDeleteMarker bool
-	}
-
-	// CreatedObjectInfo stores created object info.
-	CreatedObjectInfo struct {
-		ID            oid.ID
-		Size          uint64
-		HashSum       []byte
-		MD5Sum        []byte
-		CreationEpoch uint64
-	}
 )
 
+// NotificationInfoFromObject creates new NotificationInfo from ObjectInfo.
+func NotificationInfoFromObject(objInfo *ObjectInfo, md5Enabled bool) *NotificationInfo {
+	return &NotificationInfo{
+		Name:    objInfo.Name,
+		Version: objInfo.VersionID(),
+		Size:    objInfo.Size,
+		HashSum: Quote(objInfo.ETag(md5Enabled)),
+	}
+}
+
 // SettingsObjectName is a system name for a bucket settings file.
 func (b *BucketInfo) SettingsObjectName() string { return bktSettingsObject }
 
 // CORSObjectName returns a system name for a bucket CORS configuration file.
-func (b *BucketInfo) CORSObjectName() string {
-	return b.CID.EncodeToString() + bktCORSConfigurationObject
-}
+func (b *BucketInfo) CORSObjectName() string { return bktCORSConfigurationObject }
 
-func (b *BucketInfo) LifecycleConfigurationObjectName() string {
-	return b.CID.EncodeToString() + bktLifecycleConfigurationObject
+func (b *BucketInfo) NotificationConfigurationObjectName() string {
+	return bktNotificationConfigurationObject
 }
 
 // VersionID returns object version from ObjectInfo.

api/data/lifecycle.go

@@ -1,54 +0,0 @@
-package data
-
-import "encoding/xml"
-
-const (
-	LifecycleStatusEnabled  = "Enabled"
-	LifecycleStatusDisabled = "Disabled"
-)
-
-type (
-	LifecycleConfiguration struct {
-		XMLName xml.Name        `xml:"http://s3.amazonaws.com/doc/2006-03-01/ LifecycleConfiguration" json:"-"`
-		Rules   []LifecycleRule `xml:"Rule"`
-	}
-
-	LifecycleRule struct {
-		Status                         string                          `xml:"Status,omitempty"`
-		AbortIncompleteMultipartUpload *AbortIncompleteMultipartUpload `xml:"AbortIncompleteMultipartUpload,omitempty"`
-		Expiration                     *LifecycleExpiration            `xml:"Expiration,omitempty"`
-		Filter                         *LifecycleRuleFilter            `xml:"Filter,omitempty"`
-		ID                             string                          `xml:"ID,omitempty"`
-		NonCurrentVersionExpiration    *NonCurrentVersionExpiration    `xml:"NoncurrentVersionExpiration,omitempty"`
-	}
-
-	AbortIncompleteMultipartUpload struct {
-		DaysAfterInitiation *int `xml:"DaysAfterInitiation,omitempty"`
-	}
-
-	LifecycleExpiration struct {
-		Date                      string `xml:"Date,omitempty"`
-		Days                      *int   `xml:"Days,omitempty"`
-		ExpiredObjectDeleteMarker *bool  `xml:"ExpiredObjectDeleteMarker,omitempty"`
-	}
-
-	LifecycleRuleFilter struct {
-		And                   *LifecycleRuleAndOperator `xml:"And,omitempty"`
-		ObjectSizeGreaterThan *uint64                   `xml:"ObjectSizeGreaterThan,omitempty"`
-		ObjectSizeLessThan    *uint64                   `xml:"ObjectSizeLessThan,omitempty"`
-		Prefix                string                    `xml:"Prefix,omitempty"`
-		Tag                   *Tag                      `xml:"Tag,omitempty"`
-	}
-
-	LifecycleRuleAndOperator struct {
-		ObjectSizeGreaterThan *uint64 `xml:"ObjectSizeGreaterThan,omitempty"`
-		ObjectSizeLessThan    *uint64 `xml:"ObjectSizeLessThan,omitempty"`
-		Prefix                string  `xml:"Prefix,omitempty"`
-		Tags                  []Tag   `xml:"Tag"`
-	}
-
-	NonCurrentVersionExpiration struct {
-		NewerNonCurrentVersions *int `xml:"NewerNoncurrentVersions,omitempty"`
-		NonCurrentDays          *int `xml:"NoncurrentDays,omitempty"`
-	}
-)

api/data/notifications.go

@@ -0,0 +1,42 @@
+package data
+
+import "encoding/xml"
+
+type (
+	NotificationConfiguration struct {
+		XMLName             xml.Name             `xml:"http://s3.amazonaws.com/doc/2006-03-01/ NotificationConfiguration" json:"-"`
+		QueueConfigurations []QueueConfiguration `xml:"QueueConfiguration" json:"QueueConfigurations"`
+		// Not supported topics
+		TopicConfigurations          []TopicConfiguration          `xml:"TopicConfiguration" json:"TopicConfigurations"`
+		LambdaFunctionConfigurations []LambdaFunctionConfiguration `xml:"CloudFunctionConfiguration" json:"CloudFunctionConfigurations"`
+	}
+
+	QueueConfiguration struct {
+		ID       string   `xml:"Id" json:"Id"`
+		QueueArn string   `xml:"Queue" json:"Queue"`
+		Events   []string `xml:"Event" json:"Events"`
+		Filter   Filter   `xml:"Filter" json:"Filter"`
+	}
+
+	Filter struct {
+		Key Key `xml:"S3Key" json:"S3Key"`
+	}
+
+	Key struct {
+		FilterRules []FilterRule `xml:"FilterRule" json:"FilterRules"`
+	}
+
+	FilterRule struct {
+		Name  string `xml:"Name" json:"Name"`
+		Value string `xml:"Value" json:"Value"`
+	}
+
+	// TopicConfiguration and LambdaFunctionConfiguration -- we don't support these configurations,
+	// but we need them to detect in notification configurations in requests.
+	TopicConfiguration          struct{}
+	LambdaFunctionConfiguration struct{}
+)
+
+func (n NotificationConfiguration) IsEmpty() bool {
+	return len(n.QueueConfigurations) == 0 && len(n.TopicConfigurations) == 0 && len(n.LambdaFunctionConfigurations) == 0
+}

api/data/tagging.go

@@ -1,30 +0,0 @@
-package data
-
-import "encoding/xml"
-
-// Tagging contains tag set.
-type Tagging struct {
-	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ Tagging"`
-	TagSet  []Tag    `xml:"TagSet>Tag"`
-}
-
-// Tag is an AWS key-value tag.
-type Tag struct {
-	Key   string
-	Value string
-}
-
-type GetObjectTaggingParams struct {
-	ObjectVersion *ObjectVersion
-
-	// NodeVersion can be nil. If not nil we save one request to tree service.
-	NodeVersion *NodeVersion // optional
-}
-
-type PutObjectTaggingParams struct {
-	ObjectVersion *ObjectVersion
-	TagSet        map[string]string
-
-	// NodeVersion can be nil. If not nil we save one request to tree service.
-	NodeVersion *NodeVersion // optional
-}

api/data/tree.go

@@ -72,7 +72,6 @@ type BaseNodeVersion struct {
 	Created        *time.Time
 	Owner          *user.ID
 	IsDeleteMarker bool
-	CreationEpoch  uint64
 }
 
 func (v *BaseNodeVersion) GetETag(md5Enabled bool) string {
@@ -111,7 +110,6 @@ type MultipartInfo struct {
 	Meta          map[string]string
 	CopiesNumbers []uint32
 	Finished      bool
-	CreationEpoch uint64
 }
 
 // PartInfo is upload information about part.
@@ -126,14 +124,6 @@ type PartInfo struct {
 	Created  time.Time `json:"created"`
 }
 
-type PartInfoExtended struct {
-	PartInfo
-
-	// Timestamp is used to find the latest version of part info in case of tree split
-	// when there are multiple nodes for the same part.
-	Timestamp uint64
-}
-
 // ToHeaderString form short part representation to use in S3-Completed-Parts header.
 func (p *PartInfo) ToHeaderString() string {
 	// ETag value contains SHA256 checksum which is used while getting object parts attributes.

api/errors/errors.go

@@ -91,7 +91,6 @@ const (
 	ErrBucketNotEmpty
 	ErrAllAccessDisabled
 	ErrMalformedPolicy
-	ErrMalformedPolicyNotPrincipal
 	ErrMissingFields
 	ErrMissingCredTag
 	ErrCredMalformed
@@ -187,9 +186,6 @@ const (
 	ErrInvalidRequestLargeCopy
 	ErrInvalidStorageClass
 	VersionIDMarkerWithoutKeyMarker
-	ErrInvalidRangeLength
-	ErrRangeOutOfBounds
-	ErrMissingContentRange
 
 	ErrMalformedJSON
 	ErrInsecureClientRequest
@@ -669,12 +665,6 @@ var errorCodes = errorCodeMap{
 		Description:    "Policy has invalid resource.",
 		HTTPStatusCode: http.StatusBadRequest,
 	},
-	ErrMalformedPolicyNotPrincipal: {
-		ErrCode:        ErrMalformedPolicyNotPrincipal,
-		Code:           "MalformedPolicy",
-		Description:    "Allow with NotPrincipal is not allowed.",
-		HTTPStatusCode: http.StatusBadRequest,
-	},
 	ErrMissingFields: {
 		ErrCode:        ErrMissingFields,
 		Code:           "MissingFields",
@@ -1742,24 +1732,6 @@ var errorCodes = errorCodeMap{
 		Description:    "Part number must be an integer between 1 and 10000, inclusive",
 		HTTPStatusCode: http.StatusBadRequest,
 	},
-	ErrInvalidRangeLength: {
-		ErrCode:        ErrInvalidRangeLength,
-		Code:           "InvalidRange",
-		Description:    "Provided range length must be equal to content length",
-		HTTPStatusCode: http.StatusRequestedRangeNotSatisfiable,
-	},
-	ErrRangeOutOfBounds: {
-		ErrCode:        ErrRangeOutOfBounds,
-		Code:           "InvalidRange",
-		Description:    "Provided range is outside of object bounds",
-		HTTPStatusCode: http.StatusRequestedRangeNotSatisfiable,
-	},
-	ErrMissingContentRange: {
-		ErrCode:        ErrMissingContentRange,
-		Code:           "MissingContentRange",
-		Description:    "Content-Range header is mandatory for this type of request",
-		HTTPStatusCode: http.StatusBadRequest,
-	},
 	// Add your error structure here.
 }
 

api/handler/api.go

@@ -11,6 +11,7 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
@@ -19,11 +20,17 @@ import (
 
 type (
 	handler struct {
-		log       *zap.Logger
-		obj       *layer.Layer
-		cfg       Config
-		ape       APE
-		frostfsid FrostFSID
+		log         *zap.Logger
+		obj         layer.Client
+		notificator Notificator
+		cfg         Config
+		ape         APE
+		frostfsid   FrostFSID
+	}
+
+	Notificator interface {
+		SendNotifications(topics map[string]string, p *SendNotificationParams) error
+		SendTestNotification(topic, bucketName, requestID, HostID string, now time.Time) error
 	}
 
 	// Config contains data which handler needs to keep.
@@ -34,13 +41,12 @@ type (
 		DefaultCopiesNumbers(namespace string) []uint32
 		NewXMLDecoder(io.Reader) *xml.Decoder
 		DefaultMaxAge() int
+		NotificatorEnabled() bool
 		ResolveZoneList() []string
 		IsResolveListAllow() bool
 		BypassContentEncodingInChunks() bool
 		MD5Enabled() bool
-		RetryMaxAttempts() int
-		RetryMaxBackoff() time.Duration
-		RetryStrategy() RetryStrategy
+		ACLEnabled() bool
 	}
 
 	FrostFSID interface {
@@ -57,17 +63,10 @@ type (
 	}
 )
 
-type RetryStrategy string
-
-const (
-	RetryStrategyExponential = "exponential"
-	RetryStrategyConstant    = "constant"
-)
-
 var _ api.Handler = (*handler)(nil)
 
 // New creates new api.Handler using given logger and client.
-func New(log *zap.Logger, obj *layer.Layer, cfg Config, storage APE, ffsid FrostFSID) (api.Handler, error) {
+func New(log *zap.Logger, obj layer.Client, notificator Notificator, cfg Config, storage APE, ffsid FrostFSID) (api.Handler, error) {
 	switch {
 	case obj == nil:
 		return nil, errors.New("empty FrostFS Object Layer")
@@ -79,12 +78,19 @@ func New(log *zap.Logger, obj *layer.Layer, cfg Config, storage APE, ffsid Frost
 		return nil, errors.New("empty frostfsid")
 	}
 
+	if !cfg.NotificatorEnabled() {
+		log.Warn(logs.NotificatorIsDisabledS3WontProduceNotificationEvents)
+	} else if notificator == nil {
+		return nil, errors.New("empty notificator")
+	}
+
 	return &handler{
-		log:       log,
-		obj:       obj,
-		cfg:       cfg,
-		ape:       storage,
-		frostfsid: ffsid,
+		log:         log,
+		obj:         obj,
+		cfg:         cfg,
+		ape:         storage,
+		notificator: notificator,
+		frostfsid:   ffsid,
 	}, nil
 }
 

api/handler/copy.go

@@ -13,6 +13,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"go.uber.org/zap"
 )
 
@@ -41,10 +42,11 @@ func path2BucketObject(path string) (string, string, error) {
 
 func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 	var (
-		err       error
-		versionID string
-		metadata  map[string]string
-		tagSet    map[string]string
+		err              error
+		versionID        string
+		metadata         map[string]string
+		tagSet           map[string]string
+		sessionTokenEACL *session.Container
 
 		ctx     = r.Context()
 		reqInfo = middleware.GetReqInfo(ctx)
@@ -91,11 +93,20 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if cannedACLStatus == aclStatusYes {
+	apeEnabled := dstBktInfo.APEEnabled || settings.CannedACL != ""
+	if apeEnabled && cannedACLStatus == aclStatusYes {
 		h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
 		return
 	}
 
+	needUpdateEACLTable := !(apeEnabled || cannedACLStatus == aclStatusNo)
+	if needUpdateEACLTable {
+		if sessionTokenEACL, err = getSessionTokenSetEACL(ctx); err != nil {
+			h.logAndSendError(w, "could not get eacl session token from a box", reqInfo, err)
+			return
+		}
+	}
+
 	extendedSrcObjInfo, err := h.obj.GetExtendedObjectInfo(ctx, srcObjPrm)
 	if err != nil {
 		h.logAndSendError(w, "could not find object", reqInfo, err)
@@ -157,8 +168,8 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 	} else {
-		tagPrm := &data.GetObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
+		tagPrm := &layer.GetObjectTaggingParams{
+			ObjectVersion: &layer.ObjectVersion{
 				BktInfo:    srcObjPrm.BktInfo,
 				ObjectName: srcObject,
 				VersionID:  srcObjInfo.VersionID(),
@@ -228,9 +239,28 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if needUpdateEACLTable {
+		newEaclTable, err := h.getNewEAclTable(r, dstBktInfo, dstObjInfo)
+		if err != nil {
+			h.logAndSendError(w, "could not get new eacl table", reqInfo, err)
+			return
+		}
+
+		p := &layer.PutBucketACLParams{
+			BktInfo:      dstBktInfo,
+			EACL:         newEaclTable,
+			SessionToken: sessionTokenEACL,
+		}
+
+		if err = h.obj.PutBucketACL(ctx, p); err != nil {
+			h.logAndSendError(w, "could not put bucket acl", reqInfo, err)
+			return
+		}
+	}
+
 	if tagSet != nil {
-		tagPrm := &data.PutObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
+		tagPrm := &layer.PutObjectTaggingParams{
+			ObjectVersion: &layer.ObjectVersion{
 				BktInfo:    dstBktInfo,
 				ObjectName: reqInfo.ObjectName,
 				VersionID:  dstObjInfo.VersionID(),
@@ -238,7 +268,7 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 			TagSet:      tagSet,
 			NodeVersion: extendedDstObjInfo.NodeVersion,
 		}
-		if err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
+		if _, err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
 			h.logAndSendError(w, "could not upload object tagging", reqInfo, err)
 			return
 		}
@@ -246,6 +276,16 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 
 	h.reqLogger(ctx).Info(logs.ObjectIsCopied, zap.Stringer("object_id", dstObjInfo.ID))
 
+	s := &SendNotificationParams{
+		Event:            EventObjectCreatedCopy,
+		NotificationInfo: data.NotificationInfoFromObject(dstObjInfo, h.cfg.MD5Enabled()),
+		BktInfo:          dstBktInfo,
+		ReqInfo:          reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
 	if dstEncryptionParams.Enabled() {
 		addSSECHeaders(w.Header(), r.Header)
 	}

api/handler/copy_test.go

@@ -11,11 +11,9 @@ import (
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer/encryption"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"github.com/stretchr/testify/require"
 )
 
@@ -291,24 +289,23 @@ func copyObject(hc *handlerContext, bktName, fromObject, toObject string, copyMe
 }
 
 func putObjectTagging(t *testing.T, tc *handlerContext, bktName, objName string, tags map[string]string) {
-	body := &data.Tagging{
-		TagSet: make([]data.Tag, 0, len(tags)),
+	body := &Tagging{
+		TagSet: make([]Tag, 0, len(tags)),
 	}
 
 	for key, val := range tags {
-		body.TagSet = append(body.TagSet, data.Tag{
+		body.TagSet = append(body.TagSet, Tag{
 			Key:   key,
 			Value: val,
 		})
 	}
 
 	w, r := prepareTestRequest(tc, bktName, objName, body)
-	middleware.GetReqInfo(r.Context()).Tagging = body
 	tc.Handler().PutObjectTaggingHandler(w, r)
 	assertStatus(t, w, http.StatusOK)
 }
 
-func getObjectTagging(t *testing.T, tc *handlerContext, bktName, objName, version string) *data.Tagging {
+func getObjectTagging(t *testing.T, tc *handlerContext, bktName, objName, version string) *Tagging {
 	query := make(url.Values)
 	query.Add(api.QueryVersionID, version)
 
@@ -316,7 +313,7 @@ func getObjectTagging(t *testing.T, tc *handlerContext, bktName, objName, versio
 	tc.Handler().GetObjectTaggingHandler(w, r)
 	assertStatus(t, w, http.StatusOK)
 
-	tagging := &data.Tagging{}
+	tagging := &Tagging{}
 	err := xml.NewDecoder(w.Result().Body).Decode(tagging)
 	require.NoError(t, err)
 	return tagging

api/handler/cors.go

@@ -187,8 +187,8 @@ func (h *handler) Preflight(w http.ResponseWriter, r *http.Request) {
 						if !checkSubslice(rule.AllowedHeaders, headers) {
 							continue
 						}
-						w.Header().Set(api.AccessControlAllowOrigin, origin)
-						w.Header().Set(api.AccessControlAllowMethods, method)
+						w.Header().Set(api.AccessControlAllowOrigin, o)
+						w.Header().Set(api.AccessControlAllowMethods, strings.Join(rule.AllowedMethods, ", "))
 						if headers != nil {
 							w.Header().Set(api.AccessControlAllowHeaders, requestHeaders)
 						}

api/handler/cors_test.go

@@ -7,7 +7,6 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
-	"github.com/stretchr/testify/require"
 )
 
 func TestCORSOriginWildcard(t *testing.T) {
@@ -24,14 +23,14 @@ func TestCORSOriginWildcard(t *testing.T) {
 	bktName := "bucket-for-cors"
 	box, _ := createAccessBox(t)
 	w, r := prepareTestRequest(hc, bktName, "", nil)
-	ctx := middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
+	ctx := middleware.SetBoxData(r.Context(), box)
 	r = r.WithContext(ctx)
 	r.Header.Add(api.AmzACL, "public-read")
 	hc.Handler().CreateBucketHandler(w, r)
 	assertStatus(t, w, http.StatusOK)
 
 	w, r = prepareTestPayloadRequest(hc, bktName, "", strings.NewReader(body))
-	ctx = middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
+	ctx = middleware.SetBoxData(r.Context(), box)
 	r = r.WithContext(ctx)
 	hc.Handler().PutBucketCorsHandler(w, r)
 	assertStatus(t, w, http.StatusOK)
@@ -40,181 +39,3 @@ func TestCORSOriginWildcard(t *testing.T) {
 	hc.Handler().GetBucketCorsHandler(w, r)
 	assertStatus(t, w, http.StatusOK)
 }
-
-func TestPreflight(t *testing.T) {
-	body := `
-<CORSConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
-	<CORSRule>
-		<AllowedMethod>GET</AllowedMethod>
-		<AllowedOrigin>http://www.example.com</AllowedOrigin>
-		<AllowedHeader>Authorization</AllowedHeader>
-		<ExposeHeader>x-amz-*</ExposeHeader>
-		<ExposeHeader>X-Amz-*</ExposeHeader>
-		<MaxAgeSeconds>600</MaxAgeSeconds>
-	</CORSRule>
-</CORSConfiguration>
-`
-	hc := prepareHandlerContext(t)
-
-	bktName := "bucket-preflight-test"
-	box, _ := createAccessBox(t)
-	w, r := prepareTestRequest(hc, bktName, "", nil)
-	ctx := middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
-	r = r.WithContext(ctx)
-	hc.Handler().CreateBucketHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	w, r = prepareTestPayloadRequest(hc, bktName, "", strings.NewReader(body))
-	ctx = middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
-	r = r.WithContext(ctx)
-	hc.Handler().PutBucketCorsHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	for _, tc := range []struct {
-		name           string
-		origin         string
-		method         string
-		headers        string
-		expectedStatus int
-	}{
-		{
-			name:           "Valid",
-			origin:         "http://www.example.com",
-			method:         "GET",
-			headers:        "Authorization",
-			expectedStatus: http.StatusOK,
-		},
-		{
-			name:           "Empty origin",
-			method:         "GET",
-			headers:        "Authorization",
-			expectedStatus: http.StatusBadRequest,
-		},
-		{
-			name:           "Empty request method",
-			origin:         "http://www.example.com",
-			headers:        "Authorization",
-			expectedStatus: http.StatusBadRequest,
-		},
-		{
-			name:           "Not allowed method",
-			origin:         "http://www.example.com",
-			method:         "PUT",
-			headers:        "Authorization",
-			expectedStatus: http.StatusForbidden,
-		},
-		{
-			name:           "Not allowed headers",
-			origin:         "http://www.example.com",
-			method:         "GET",
-			headers:        "Authorization, Last-Modified",
-			expectedStatus: http.StatusForbidden,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			w, r = prepareTestPayloadRequest(hc, bktName, "", nil)
-			r.Header.Set(api.Origin, tc.origin)
-			r.Header.Set(api.AccessControlRequestMethod, tc.method)
-			r.Header.Set(api.AccessControlRequestHeaders, tc.headers)
-			hc.Handler().Preflight(w, r)
-			assertStatus(t, w, tc.expectedStatus)
-
-			if tc.expectedStatus == http.StatusOK {
-				require.Equal(t, tc.origin, w.Header().Get(api.AccessControlAllowOrigin))
-				require.Equal(t, tc.method, w.Header().Get(api.AccessControlAllowMethods))
-				require.Equal(t, tc.headers, w.Header().Get(api.AccessControlAllowHeaders))
-				require.Equal(t, "x-amz-*, X-Amz-*", w.Header().Get(api.AccessControlExposeHeaders))
-				require.Equal(t, "true", w.Header().Get(api.AccessControlAllowCredentials))
-				require.Equal(t, "600", w.Header().Get(api.AccessControlMaxAge))
-			}
-		})
-	}
-}
-
-func TestPreflightWildcardOrigin(t *testing.T) {
-	body := `
-<CORSConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
-	<CORSRule>
-		<AllowedMethod>GET</AllowedMethod>
-		<AllowedMethod>PUT</AllowedMethod>
-		<AllowedOrigin>*</AllowedOrigin>
-		<AllowedHeader>*</AllowedHeader>
-	</CORSRule>
-</CORSConfiguration>
-`
-	hc := prepareHandlerContext(t)
-
-	bktName := "bucket-preflight-wildcard-test"
-	box, _ := createAccessBox(t)
-	w, r := prepareTestRequest(hc, bktName, "", nil)
-	ctx := middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
-	r = r.WithContext(ctx)
-	hc.Handler().CreateBucketHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	w, r = prepareTestPayloadRequest(hc, bktName, "", strings.NewReader(body))
-	ctx = middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
-	r = r.WithContext(ctx)
-	hc.Handler().PutBucketCorsHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	for _, tc := range []struct {
-		name           string
-		origin         string
-		method         string
-		headers        string
-		expectedStatus int
-	}{
-		{
-			name:           "Valid get",
-			origin:         "http://www.example.com",
-			method:         "GET",
-			headers:        "Authorization, Last-Modified",
-			expectedStatus: http.StatusOK,
-		},
-		{
-			name:           "Valid put",
-			origin:         "http://example.com",
-			method:         "PUT",
-			headers:        "Authorization, Content-Type",
-			expectedStatus: http.StatusOK,
-		},
-		{
-			name:           "Empty origin",
-			method:         "GET",
-			headers:        "Authorization, Last-Modified",
-			expectedStatus: http.StatusBadRequest,
-		},
-		{
-			name:           "Empty request method",
-			origin:         "http://www.example.com",
-			headers:        "Authorization, Last-Modified",
-			expectedStatus: http.StatusBadRequest,
-		},
-		{
-			name:           "Not allowed method",
-			origin:         "http://www.example.com",
-			method:         "DELETE",
-			headers:        "Authorization, Last-Modified",
-			expectedStatus: http.StatusForbidden,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			w, r = prepareTestPayloadRequest(hc, bktName, "", nil)
-			r.Header.Set(api.Origin, tc.origin)
-			r.Header.Set(api.AccessControlRequestMethod, tc.method)
-			r.Header.Set(api.AccessControlRequestHeaders, tc.headers)
-			hc.Handler().Preflight(w, r)
-			assertStatus(t, w, tc.expectedStatus)
-
-			if tc.expectedStatus == http.StatusOK {
-				require.Equal(t, tc.origin, w.Header().Get(api.AccessControlAllowOrigin))
-				require.Equal(t, tc.method, w.Header().Get(api.AccessControlAllowMethods))
-				require.Equal(t, tc.headers, w.Header().Get(api.AccessControlAllowHeaders))
-				require.Empty(t, w.Header().Get(api.AccessControlExposeHeaders))
-				require.Empty(t, w.Header().Get(api.AccessControlAllowCredentials))
-				require.Equal(t, "0", w.Header().Get(api.AccessControlMaxAge))
-			}
-		})
-	}
-}

api/handler/delete.go

@@ -2,18 +2,21 @@ package handler
 
 import (
 	"encoding/xml"
-	"fmt"
 	"net/http"
 	"strconv"
 	"strings"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
+	"go.uber.org/zap"
 )
 
 // limitation of AWS https://docs.aws.amazon.com/AmazonS3/latest/API/API_DeleteObjects.html
@@ -81,17 +84,10 @@ func (h *handler) DeleteObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	networkInfo, err := h.obj.GetNetworkInfo(ctx)
-	if err != nil {
-		h.logAndSendError(w, "could not get network info", reqInfo, err)
-		return
-	}
-
 	p := &layer.DeleteObjectParams{
-		BktInfo:     bktInfo,
-		Objects:     versionedObject,
-		Settings:    bktSettings,
-		NetworkInfo: networkInfo,
+		BktInfo:  bktInfo,
+		Objects:  versionedObject,
+		Settings: bktSettings,
 	}
 	deletedObjects := h.obj.DeleteObjects(ctx, p)
 	deletedObject := deletedObjects[0]
@@ -104,6 +100,41 @@ func (h *handler) DeleteObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	var m *SendNotificationParams
+
+	if bktSettings.VersioningEnabled() && len(versionID) == 0 {
+		m = &SendNotificationParams{
+			Event: EventObjectRemovedDeleteMarkerCreated,
+			NotificationInfo: &data.NotificationInfo{
+				Name:    reqInfo.ObjectName,
+				HashSum: deletedObject.DeleteMarkerEtag,
+			},
+			BktInfo: bktInfo,
+			ReqInfo: reqInfo,
+		}
+	} else {
+		var objID oid.ID
+		if len(versionID) != 0 {
+			if err = objID.DecodeString(versionID); err != nil {
+				h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+			}
+		}
+
+		m = &SendNotificationParams{
+			Event: EventObjectRemovedDelete,
+			NotificationInfo: &data.NotificationInfo{
+				Name:    reqInfo.ObjectName,
+				Version: objID.EncodeToString(),
+			},
+			BktInfo: bktInfo,
+			ReqInfo: reqInfo,
+		}
+	}
+
+	if err = h.sendNotifications(ctx, m); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
 	if deletedObject.VersionID != "" {
 		w.Header().Set(api.AmzVersionID, deletedObject.VersionID)
 	}
@@ -148,7 +179,7 @@ func (h *handler) DeleteMultipleObjectsHandler(w http.ResponseWriter, r *http.Re
 	// Unmarshal list of keys to be deleted.
 	requested := &DeleteObjectsRequest{}
 	if err := h.cfg.NewXMLDecoder(r.Body).Decode(requested); err != nil {
-		h.logAndSendError(w, "couldn't decode body", reqInfo, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrMalformedXML), err.Error()))
+		h.logAndSendError(w, "couldn't decode body", reqInfo, errors.GetAPIError(errors.ErrMalformedXML))
 		return
 	}
 
@@ -157,18 +188,15 @@ func (h *handler) DeleteMultipleObjectsHandler(w http.ResponseWriter, r *http.Re
 		return
 	}
 
-	unique := make(map[string]struct{})
+	removed := make(map[string]*layer.VersionedObject)
 	toRemove := make([]*layer.VersionedObject, 0, len(requested.Objects))
 	for _, obj := range requested.Objects {
 		versionedObj := &layer.VersionedObject{
 			Name:      obj.ObjectName,
 			VersionID: obj.VersionID,
 		}
-		key := versionedObj.String()
-		if _, ok := unique[key]; !ok {
-			toRemove = append(toRemove, versionedObj)
-			unique[key] = struct{}{}
-		}
+		toRemove = append(toRemove, versionedObj)
+		removed[versionedObj.String()] = versionedObj
 	}
 
 	response := &DeleteObjectsResponse{
@@ -188,18 +216,11 @@ func (h *handler) DeleteMultipleObjectsHandler(w http.ResponseWriter, r *http.Re
 		return
 	}
 
-	networkInfo, err := h.obj.GetNetworkInfo(ctx)
-	if err != nil {
-		h.logAndSendError(w, "could not get network info", reqInfo, err)
-		return
-	}
-
 	p := &layer.DeleteObjectParams{
-		BktInfo:     bktInfo,
-		Objects:     toRemove,
-		Settings:    bktSettings,
-		NetworkInfo: networkInfo,
-		IsMultiple:  true,
+		BktInfo:    bktInfo,
+		Objects:    toRemove,
+		Settings:   bktSettings,
+		IsMultiple: true,
 	}
 	deletedObjects := h.obj.DeleteObjects(ctx, p)
 
@@ -251,18 +272,9 @@ func (h *handler) DeleteBucketHandler(w http.ResponseWriter, r *http.Request) {
 		sessionToken = boxData.Gate.SessionTokenForDelete()
 	}
 
-	skipObjCheck := false
-	if value, ok := r.Header[api.AmzForceBucketDelete]; ok {
-		s := value[0]
-		if s == "true" {
-			skipObjCheck = true
-		}
-	}
-
 	if err = h.obj.DeleteBucket(r.Context(), &layer.DeleteBucketParams{
 		BktInfo:      bktInfo,
 		SessionToken: sessionToken,
-		SkipCheck:    skipObjCheck,
 	}); err != nil {
 		h.logAndSendError(w, "couldn't delete bucket", reqInfo, err)
 		return

api/handler/delete_test.go

@@ -85,37 +85,6 @@ func TestDeleteBucketOnNotFoundError(t *testing.T) {
 	deleteBucket(t, hc, bktName, http.StatusNoContent)
 }
 
-func TestForceDeleteBucket(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	bktName, objName := "bucket-for-removal", "object-to-delete"
-	bktInfo := createTestBucket(hc, bktName)
-
-	putObject(hc, bktName, objName)
-
-	nodeVersion, err := hc.tree.GetUnversioned(hc.context, bktInfo, objName)
-	require.NoError(t, err)
-	var addr oid.Address
-	addr.SetContainer(bktInfo.CID)
-	addr.SetObject(nodeVersion.OID)
-
-	deleteBucketForce(t, hc, bktName, http.StatusConflict, "false")
-	deleteBucketForce(t, hc, bktName, http.StatusNoContent, "true")
-}
-
-func TestDeleteMultipleObjectCheckUniqueness(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	bktName, objName := "bucket", "object"
-	createTestBucket(hc, bktName)
-
-	putObject(hc, bktName, objName)
-
-	resp := deleteObjects(t, hc, bktName, [][2]string{{objName, emptyVersion}, {objName, emptyVersion}})
-	require.Empty(t, resp.Errors)
-	require.Len(t, resp.DeletedObjects, 1)
-}
-
 func TestDeleteObjectsError(t *testing.T) {
 	hc := prepareHandlerContext(t)
 
@@ -489,16 +458,6 @@ func putBucketVersioning(t *testing.T, tc *handlerContext, bktName string, enabl
 	assertStatus(t, w, http.StatusOK)
 }
 
-func getBucketVersioning(hc *handlerContext, bktName string) *VersioningConfiguration {
-	w, r := prepareTestRequest(hc, bktName, "", nil)
-	hc.Handler().GetBucketVersioningHandler(w, r)
-	assertStatus(hc.t, w, http.StatusOK)
-
-	res := &VersioningConfiguration{}
-	parseTestResponse(hc.t, w, res)
-	return res
-}
-
 func deleteObject(t *testing.T, tc *handlerContext, bktName, objName, version string) (string, bool) {
 	query := make(url.Values)
 	query.Add(api.QueryVersionID, version)
@@ -535,13 +494,6 @@ func deleteObjectsBase(hc *handlerContext, bktName string, objVersions [][2]stri
 	return w
 }
 
-func deleteBucketForce(t *testing.T, tc *handlerContext, bktName string, code int, value string) {
-	w, r := prepareTestRequest(tc, bktName, "", nil)
-	r.Header.Set(api.AmzForceBucketDelete, value)
-	tc.Handler().DeleteBucketHandler(w, r)
-	assertStatus(t, w, code)
-}
-
 func deleteBucket(t *testing.T, tc *handlerContext, bktName string, code int) {
 	w, r := prepareTestRequest(tc, bktName, "", nil)
 	tc.Handler().DeleteBucketHandler(w, r)

api/handler/encryption_test.go

@@ -37,7 +37,7 @@ func TestSimpleGetEncrypted(t *testing.T) {
 
 	objInfo, err := tc.Layer().GetObjectInfo(tc.Context(), &layer.HeadObjectParams{BktInfo: bktInfo, Object: objName})
 	require.NoError(t, err)
-	obj, err := tc.MockedPool().GetObject(tc.Context(), layer.PrmObjectGet{Container: bktInfo.CID, Object: objInfo.ID})
+	obj, err := tc.MockedPool().ReadObject(tc.Context(), layer.PrmObjectRead{Container: bktInfo.CID, Object: objInfo.ID})
 	require.NoError(t, err)
 	encryptedContent, err := io.ReadAll(obj.Payload)
 	require.NoError(t, err)
@@ -288,21 +288,6 @@ func completeMultipartUploadBase(hc *handlerContext, bktName, objName, uploadID
 	return w
 }
 
-func abortMultipartUpload(hc *handlerContext, bktName, objName, uploadID string) {
-	w := abortMultipartUploadBase(hc, bktName, objName, uploadID)
-	assertStatus(hc.t, w, http.StatusNoContent)
-}
-
-func abortMultipartUploadBase(hc *handlerContext, bktName, objName, uploadID string) *httptest.ResponseRecorder {
-	query := make(url.Values)
-	query.Set(uploadIDQuery, uploadID)
-
-	w, r := prepareTestFullRequest(hc, bktName, objName, query, nil)
-	hc.Handler().AbortMultipartUploadHandler(w, r)
-
-	return w
-}
-
 func uploadPartEncrypted(hc *handlerContext, bktName, objName, uploadID string, num, size int) (string, []byte) {
 	return uploadPartBase(hc, bktName, objName, true, uploadID, num, size)
 }

api/handler/get.go

@@ -184,7 +184,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	t := &data.ObjectVersion{
+	t := &layer.ObjectVersion{
 		BktInfo:    bktInfo,
 		ObjectName: info.Name,
 		VersionID:  info.VersionID(),

api/handler/get_test.go

@@ -228,14 +228,6 @@ func getObjectRange(t *testing.T, tc *handlerContext, bktName, objName string, s
 	return content
 }
 
-func getObjectVersion(tc *handlerContext, bktName, objName, version string) []byte {
-	w := getObjectBaseResponse(tc, bktName, objName, version)
-	assertStatus(tc.t, w, http.StatusOK)
-	content, err := io.ReadAll(w.Result().Body)
-	require.NoError(tc.t, err)
-	return content
-}
-
 func getObjectAssertS3Error(hc *handlerContext, bktName, objName, version string, code errors.ErrorCode) {
 	w := getObjectBaseResponse(hc, bktName, objName, version)
 	assertS3Error(hc.t, w, errors.GetAPIError(code))

api/handler/handler_fuzz_test.go

@@ -1,998 +0,0 @@
-//go:build gofuzz
-// +build gofuzz
-
-package handler
-
-import (
-	"bytes"
-	"crypto/md5"
-	"encoding/base64"
-	"encoding/hex"
-	"encoding/xml"
-	"mime/multipart"
-	"net/http"
-	"net/http/httptest"
-	"testing"
-	tt "testing" // read https://github.com/AdamKorcz/go-118-fuzz-build?tab=readme-ov-file#workflow
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
-	engineiam "git.frostfs.info/TrueCloudLab/policy-engine/iam"
-	utils "github.com/trailofbits/go-fuzz-utils"
-	"go.uber.org/zap/zaptest"
-)
-
-var (
-	fuzzBktName string
-	fuzzBox     *accessbox.Box
-	fuzzHc      *handlerContextBase
-	fuzzt       *tt.T
-)
-
-const (
-	fuzzSuccessExitCode = 0
-	fuzzFailExitCode    = -1
-)
-
-func createTestBucketAndInitContext() {
-	fuzzt = new(tt.T)
-
-	log := zaptest.NewLogger(fuzzt)
-	var err error
-	fuzzHc, err = prepareHandlerContextBase(layer.DefaultCachesConfigs(log))
-	if err != nil {
-		panic(err)
-	}
-
-	fuzzBktName = "bucket"
-	fuzzBox, _ = createAccessBox(fuzzt)
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPut, defaultURL, nil)
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	fuzzHc.Handler().CreateBucketHandler(w, r)
-}
-
-func prepareStrings(tp *utils.TypeProvider, count int) ([]string, error) {
-	array := make([]string, count)
-	var err error
-
-	for i := 0; i < count; i++ {
-		err = tp.Reset()
-		if err != nil {
-			return nil, err
-		}
-
-		array[i], err = tp.GetString()
-		if err != nil {
-			return nil, err
-		}
-	}
-
-	return array, nil
-}
-
-func addMD5Header(tp *utils.TypeProvider, r *http.Request, rawBody []byte) error {
-	if len(rawBody) == 0 {
-		return nil
-	}
-
-	rand, err := tp.GetBool()
-	if err != nil {
-		return err
-	}
-
-	if rand == true {
-		var dst []byte
-		base64.StdEncoding.Encode(dst, rawBody)
-		hash := md5.Sum(dst)
-		r.Header.Set("Content-Md5", hex.EncodeToString(hash[:]))
-	}
-
-	return nil
-}
-
-func generateParams(tp *utils.TypeProvider, input string, params []string) (string, error) {
-	input += "?"
-
-	count, err := tp.GetInt()
-	if err != nil {
-		return "", err
-	}
-	count = count % len(params)
-	if count < 0 {
-		count += len(params)
-	}
-
-	for i := 0; i < count; i++ {
-		position, err := tp.GetInt()
-		if err != nil {
-			return "", err
-		}
-		position = position % len(params)
-		if position < 0 {
-			position += len(params)
-		}
-
-		v, err := tp.GetString()
-		if err != nil {
-			return "", err
-		}
-		input += params[position] + "=" + v + "&"
-	}
-
-	return input, nil
-}
-
-func generateHeaders(tp *utils.TypeProvider, r *http.Request, params []string) error {
-	count, err := tp.GetInt()
-	if err != nil {
-		return err
-	}
-	count = count % len(params)
-	if count < 0 {
-		count += len(params)
-	}
-
-	for i := 0; i < count; i++ {
-		position, err := tp.GetInt()
-		if err != nil {
-			return err
-		}
-		position = position % len(params)
-		if position < 0 {
-			position += len(params)
-		}
-
-		v, err := tp.GetString()
-		if err != nil {
-			return err
-		}
-
-		r.Header.Set(params[position], v)
-
-	}
-
-	return nil
-}
-
-func InitFuzzCreateBucketHandler() {
-	fuzzt = new(tt.T)
-
-	log := zaptest.NewLogger(fuzzt)
-	var err error
-	fuzzHc, err = prepareHandlerContextBase(layer.DefaultCachesConfigs(log))
-	if err != nil {
-		panic(err)
-	}
-
-	fuzzBox, _ = createAccessBox(fuzzt)
-}
-
-func DoFuzzCreateBucketHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	strings, err := prepareStrings(tp, 4)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	bktName := strings[0]
-	body := strings[1]
-
-	bodyXml, err := xml.Marshal(body)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPut, defaultURL, bytes.NewReader(bodyXml))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-acl", "x-amz-bucket-object-lock-enabled", "x-amz-grant-full-control", "x-amz-grant-read", "x-amz-grant-read-acp", "x-amz-grant-write", "x-amz-grant-write-acp", "x-amz-object-ownership"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().CreateBucketHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzCreateBucketHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzCreateBucketHandler(data)
-	})
-}
-
-func InitFuzzPutBucketCorsHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutBucketCorsHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var cors data.CORSConfiguration
-	err = tp.Fill(&cors)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	bodyXml, err := xml.Marshal(cors)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPut, defaultURL+"?cors", bytes.NewReader(bodyXml))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutBucketCorsHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutBucketCorsHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutBucketCorsHandler(data)
-	})
-}
-
-func InitFuzzPutBucketPolicyHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzPutBucketPolicyHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutBucketPolicyHandler(data)
-	})
-}
-
-func DoFuzzPutBucketPolicyHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var policy engineiam.Policy
-	err = tp.Fill(&policy)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	bodyXml, err := xml.Marshal(policy)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPut, defaultURL+"?policy", bytes.NewReader(bodyXml))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-confirm-remove-self-bucket-access"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = addMD5Header(tp, r, bodyXml)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutBucketPolicyHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzDeleteMultipleObjectsHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzDeleteMultipleObjectsHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzDeleteMultipleObjectsHandler(data)
-	})
-}
-
-func DoFuzzDeleteMultipleObjectsHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var body DeleteObjectsRequest
-	err = tp.Fill(&body)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	bodyXml, err := xml.Marshal(body)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPost, defaultURL+"?delete", bytes.NewReader(bodyXml))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-bypass-governance-retention", "x-amz-mfa"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = addMD5Header(tp, r, bodyXml)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().DeleteMultipleObjectsHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzPostObject() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzPostObject(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPostObject(data)
-	})
-}
-
-func postObject(tp *utils.TypeProvider) ([]byte, string, error) {
-	strings, err := prepareStrings(tp, 2)
-	if err != nil {
-		return nil, "", err
-	}
-
-	bodyXml, err := xml.Marshal(strings[0])
-	if err != nil {
-		return nil, "", err
-	}
-	objName := strings[1]
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPost, defaultURL, bytes.NewReader(bodyXml))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"X-Amz-Grant-Read", "X-Amz-Grant-Full-Control", "X-Amz-Grant-Write", "X-Amz-Acl", "x-amz-expected-bucket-owner"})
-	if err != nil {
-		return nil, "", err
-	}
-
-	var file multipart.Form
-	err = tp.Fill(&file)
-	if err != nil {
-		return nil, "", err
-	}
-
-	r.MultipartForm = &file
-
-	fuzzHc.Handler().PostObject(w, r)
-
-	return bodyXml, objName, nil
-}
-
-func DoFuzzPostObject(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	_, _, err = postObject(tp)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzDeleteBucketHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzDeleteBucketHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzDeleteBucketHandler(data)
-	})
-}
-
-func DoFuzzDeleteBucketHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodDelete, defaultURL, nil)
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().DeleteBucketHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzDeleteBucketCorsHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzDeleteBucketCorsHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzDeleteBucketCorsHandler(data)
-	})
-}
-
-func DoFuzzDeleteBucketCorsHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodDelete, defaultURL+"?cors", nil)
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().DeleteBucketCorsHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzDeleteBucketPolicyHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzDeleteBucketPolicyHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzDeleteBucketPolicyHandler(data)
-	})
-}
-
-func DoFuzzDeleteBucketPolicyHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodDelete, defaultURL+"?policy", nil)
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().DeleteBucketPolicyHandler(w, r)
-
-	return fuzzFailExitCode
-}
-
-func InitFuzzCopyObjectHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzCopyObjectHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzCopyObjectHandler(data)
-	})
-}
-
-func DoFuzzCopyObjectHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	var r *http.Request
-
-	key, err := tp.GetString()
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	params, err := generateParams(tp, key, []string{"versionId"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	r = httptest.NewRequest(http.MethodPut, defaultURL+params, nil)
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-acl", "x-amz-checksum-algorithm", "x-amz-copy-source", "x-amz-copy-source-if-match", "x-amz-copy-source-if-match", "x-amz-copy-source-if-unmodified-since", "x-amz-copy-source-if-modified-since", "x-amz-copy-source-if-none-match", "x-amz-copy-source-if-modified-since", "x-amz-copy-source-if-none-match", "x-amz-copy-source-if-none-match", "x-amz-copy-source-if-modified-since", "x-amz-copy-source-if-unmodified-since", "x-amz-copy-source-if-match", "x-amz-copy-source-if-unmodified-since", "x-amz-copy-source-server-side-encryption-customer-algorithm", "x-amz-copy-source-server-side-encryption-customer-key", "x-amz-copy-source-server-side-encryption-customer-key-MD5", "x-amz-expected-bucket-owner", "x-amz-grant-full-control", "x-amz-grant-read", "x-amz-grant-read-acp", "x-amz-grant-write-acp", "x-amz-metadata-directive", "x-amz-website-redirect-location", "x-amz-object-lock-legal-hold", "x-amz-object-lock-mode", "x-amz-object-lock-retain-until-date", "x-amz-request-payer", "x-amz-server-side-encryption", "x-amz-server-side-encryption-aws-kms-key-id", "x-amz-server-side-encryption-bucket-key-enabled", "x-amz-server-side-encryption-context", "x-amz-server-side-encryption-customer-algorithm", "x-amz-server-side-encryption-customer-key", "x-amz-server-side-encryption-customer-key-MD5", "x-amz-source-expected-bucket-owner", "x-amz-storage-class", "x-amz-tagging", "x-amz-tagging-directive", "x-amz-website-redirect-location"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().CopyObjectHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzDeleteObjectHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzDeleteObjectHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzDeleteObjectHandler(data)
-	})
-}
-
-func DoFuzzDeleteObjectHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	_, objName, err := postObject(tp)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	var r *http.Request
-
-	params, err := generateParams(tp, objName, []string{"versionId"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	r = httptest.NewRequest(http.MethodDelete, defaultURL+params, nil)
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-bypass-governance-retention", "x-amz-mfa"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().DeleteObjectHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzGetObjectHandler() {
-	createTestBucketAndInitContext()
-}
-
-func FuzzGetObjectHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzGetObjectHandler(data)
-	})
-}
-
-func DoFuzzGetObjectHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	_, objName, err := postObject(tp)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	params, err := generateParams(tp, objName, []string{"versionId", "partNumber", "Range", "response-content-type", "response-content-language", "response-expires", "response-cache-control", "response-content-disposition", "response-content-encoding"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-
-	r := httptest.NewRequest(http.MethodGet, defaultURL+params, nil)
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "If-Match", "If-None-Match", "If-Modified-Since", "If-Unmodified-Since", "x-amz-server-side-encryption-customer-algorithm", "x-amz-server-side-encryption-customer-key", "x-amz-server-side-encryption-customer-key-MD5", "Range"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().GetObjectHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func InitFuzzPutObjectHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutObjectHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	objName, err := tp.GetString()
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	body, err := tp.GetBytes()
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-
-	r := httptest.NewRequest(http.MethodPut, defaultURL+objName, bytes.NewReader(body))
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "X-Amz-Grant-Read", "X-Amz-Grant-Full-Control", "X-Amz-Grant-Write", "X-Amz-Acl", "X-Amz-Tagging", "Content-Type", "Cache-Control", "Expires", "Content-Language", "Content-Encoding", "x-amz-server-side-encryption-customer-algorithm", "x-amz-server-side-encryption-customer-key", "x-amz-server-side-encryption-customer-key-MD5", "X-Amz-Content-Sha256", "X-Amz-Object-Lock-Legal-Hold", "X-Amz-Object-Lock-Mode", "X-Amz-Object-Lock-Retain-Until-Date", "X-Amz-Bypass-Governance-Retention", "X-Amz-Meta-*"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = addMD5Header(tp, r, body)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutObjectHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutObjectHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutObjectHandler(data)
-	})
-}
-
-func InitFuzzPutObjectLegalHoldHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutObjectLegalHoldHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	_, objName, err := postObject(tp)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var hold data.LegalHold
-	err = tp.Fill(&hold)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	rawBody, err := xml.Marshal(hold)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-
-	r := httptest.NewRequest(http.MethodPut, defaultURL+objName+"?legal-hold", bytes.NewReader(rawBody))
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = addMD5Header(tp, r, rawBody)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutObjectLegalHoldHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutObjectLegalHoldHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutObjectLegalHoldHandler(data)
-	})
-}
-
-func InitFuzzPutBucketObjectLockConfigHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutBucketObjectLockConfigHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var hold data.ObjectLockConfiguration
-	err = tp.Fill(&hold)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	rawBody, err := xml.Marshal(&hold)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-
-	r := httptest.NewRequest(http.MethodPut, defaultURL+"?object-lock", bytes.NewReader(rawBody))
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = addMD5Header(tp, r, rawBody)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-bucket-object-lock-token"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutBucketObjectLockConfigHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutBucketObjectLockConfigHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutBucketObjectLockConfigHandler(data)
-	})
-}
-
-func InitFuzzPutObjectRetentionHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutObjectRetentionHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	_, objName, err := postObject(tp)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var retention data.Retention
-	err = tp.Fill(&retention)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	rawBody, err := xml.Marshal(retention)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-
-	r := httptest.NewRequest(http.MethodPut, defaultURL+objName+"?retention", bytes.NewReader(rawBody))
-	if r != nil {
-		return fuzzFailExitCode
-	}
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: objName}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = addMD5Header(tp, r, rawBody)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-bypass-governance-retention"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutObjectRetentionHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutObjectRetentionHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutObjectRetentionHandler(data)
-	})
-}
-
-func InitFuzzPutBucketAclHandler() {
-	createTestBucketAndInitContext()
-}
-
-func DoFuzzPutBucketAclHandler(input []byte) int {
-	// FUZZER INIT
-	if len(input) < 100 {
-		return fuzzFailExitCode
-	}
-
-	tp, err := utils.NewTypeProvider(input)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	var policy AccessControlPolicy
-	err = tp.Fill(&policy)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	rawBody, err := xml.Marshal(policy)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPut, defaultURL+"?acl", bytes.NewReader(rawBody))
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: fuzzBktName, Object: ""}, "")
-	r = r.WithContext(middleware.SetReqInfo(fuzzHc.Context(), reqInfo))
-	r = r.WithContext(middleware.SetBox(r.Context(), &middleware.Box{AccessBox: fuzzBox}))
-
-	err = addMD5Header(tp, r, rawBody)
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	err = generateHeaders(tp, r, []string{"x-amz-expected-bucket-owner", "x-amz-acl", "x-amz-expected-bucket-owner", "x-amz-grant-full-control", "x-amz-grant-read", "x-amz-grant-read-acp", "x-amz-grant-write", "x-amz-grant-write-acp"})
-	if err != nil {
-		return fuzzFailExitCode
-	}
-
-	fuzzHc.Handler().PutBucketACLHandler(w, r)
-
-	return fuzzSuccessExitCode
-}
-
-func FuzzPutBucketAclHandler(f *testing.F) {
-	f.Fuzz(func(t *testing.T, data []byte) {
-		DoFuzzPutBucketAclHandler(data)
-	})
-}

api/handler/handlers_test.go

@@ -4,10 +4,8 @@ import (
 	"bytes"
 	"context"
 	"crypto/rand"
-	"encoding/hex"
 	"encoding/xml"
 	"errors"
-	"fmt"
 	"io"
 	"net/http"
 	"net/http/httptest"
@@ -37,12 +35,8 @@ import (
 )
 
 type handlerContext struct {
-	*handlerContextBase
-	t *testing.T
-}
-
-type handlerContextBase struct {
 	owner   user.ID
+	t       *testing.T
 	h       *handler
 	tp      *layer.TestFrostFS
 	tree    *tree.Tree
@@ -54,19 +48,19 @@ type handlerContextBase struct {
 	cache         *layer.Cache
 }
 
-func (hc *handlerContextBase) Handler() *handler {
+func (hc *handlerContext) Handler() *handler {
 	return hc.h
 }
 
-func (hc *handlerContextBase) MockedPool() *layer.TestFrostFS {
+func (hc *handlerContext) MockedPool() *layer.TestFrostFS {
 	return hc.tp
 }
 
-func (hc *handlerContextBase) Layer() *layer.Layer {
+func (hc *handlerContext) Layer() layer.Client {
 	return hc.h.obj
 }
 
-func (hc *handlerContextBase) Context() context.Context {
+func (hc *handlerContext) Context() context.Context {
 	return hc.context
 }
 
@@ -76,6 +70,7 @@ type configMock struct {
 	defaultCopiesNumbers          []uint32
 	bypassContentEncodingInChunks bool
 	md5Enabled                    bool
+	aclEnabled                    bool
 }
 
 func (c *configMock) DefaultPlacementPolicy(_ string) netmap.PlacementPolicy {
@@ -107,6 +102,10 @@ func (c *configMock) DefaultMaxAge() int {
 	return 0
 }
 
+func (c *configMock) NotificatorEnabled() bool {
+	return false
+}
+
 func (c *configMock) ResolveZoneList() []string {
 	return []string{}
 }
@@ -123,51 +122,31 @@ func (c *configMock) MD5Enabled() bool {
 	return c.md5Enabled
 }
 
+func (c *configMock) ACLEnabled() bool {
+	return c.aclEnabled
+}
+
 func (c *configMock) ResolveNamespaceAlias(ns string) string {
 	return ns
 }
 
-func (c *configMock) RetryMaxAttempts() int {
-	return 1
-}
-
-func (c *configMock) RetryMaxBackoff() time.Duration {
-	return 0
-}
-
-func (c *configMock) RetryStrategy() RetryStrategy {
-	return RetryStrategyConstant
-}
-
 func prepareHandlerContext(t *testing.T) *handlerContext {
-	hc, err := prepareHandlerContextBase(layer.DefaultCachesConfigs(zap.NewExample()))
-	require.NoError(t, err)
-	return &handlerContext{
-		handlerContextBase: hc,
-		t:                  t,
-	}
+	return prepareHandlerContextBase(t, layer.DefaultCachesConfigs(zap.NewExample()))
 }
 
 func prepareHandlerContextWithMinCache(t *testing.T) *handlerContext {
-	hc, err := prepareHandlerContextBase(getMinCacheConfig(zap.NewExample()))
-	require.NoError(t, err)
-	return &handlerContext{
-		handlerContextBase: hc,
-		t:                  t,
-	}
+	return prepareHandlerContextBase(t, getMinCacheConfig(zap.NewExample()))
 }
 
-func prepareHandlerContextBase(cacheCfg *layer.CachesConfig) (*handlerContextBase, error) {
+func prepareHandlerContextBase(t *testing.T, cacheCfg *layer.CachesConfig) *handlerContext {
 	key, err := keys.NewPrivateKey()
-	if err != nil {
-		return nil, err
-	}
+	require.NoError(t, err)
 
-	log := zap.NewExample()
+	l := zap.NewExample()
 	tp := layer.NewTestFrostFS(key)
 
 	testResolver := &resolver.Resolver{Name: "test_resolver"}
-	testResolver.SetResolveFunc(func(_ context.Context, _, name string) (cid.ID, error) {
+	testResolver.SetResolveFunc(func(_ context.Context, name string) (cid.ID, error) {
 		return tp.ContainerID(name)
 	})
 
@@ -175,9 +154,7 @@ func prepareHandlerContextBase(cacheCfg *layer.CachesConfig) (*handlerContextBas
 	user.IDFromKey(&owner, key.PrivateKey.PublicKey)
 
 	memCli, err := tree.NewTreeServiceClientMemory()
-	if err != nil {
-		return nil, err
-	}
+	require.NoError(t, err)
 
 	treeMock := tree.NewTree(memCli, zap.NewExample())
 
@@ -194,38 +171,31 @@ func prepareHandlerContextBase(cacheCfg *layer.CachesConfig) (*handlerContextBas
 
 	var pp netmap.PlacementPolicy
 	err = pp.DecodeString("REP 1")
-	if err != nil {
-		return nil, err
-	}
+	require.NoError(t, err)
 
 	cfg := &configMock{
 		defaultPolicy: pp,
 	}
 	h := &handler{
-		log:       log,
-		obj:       layer.NewLayer(log, tp, layerCfg),
-		cfg:       cfg,
-		ape:       newAPEMock(),
-		frostfsid: newFrostfsIDMock(),
+		log: l,
+		obj: layer.NewLayer(l, tp, layerCfg),
+		cfg: cfg,
+		ape: newAPEMock(),
 	}
 
-	accessBox, err := newTestAccessBox(key)
-	if err != nil {
-		return nil, err
-	}
-
-	return &handlerContextBase{
+	return &handlerContext{
 		owner:   owner,
+		t:       t,
 		h:       h,
 		tp:      tp,
 		tree:    treeMock,
-		context: middleware.SetBox(context.Background(), &middleware.Box{AccessBox: accessBox}),
+		context: middleware.SetBoxData(context.Background(), newTestAccessBox(t, key)),
 		config:  cfg,
 
 		layerFeatures: features,
 		treeMock:      memCli,
 		cache:         layerCfg.Cache,
-	}, nil
+	}
 }
 
 func getMinCacheConfig(logger *zap.Logger) *layer.CachesConfig {
@@ -337,32 +307,6 @@ func (a *apeMock) SaveACLChains(cid string, chains []*chain.Chain) error {
 	return nil
 }
 
-type frostfsidMock struct {
-	data map[string]*keys.PublicKey
-}
-
-func newFrostfsIDMock() *frostfsidMock {
-	return &frostfsidMock{data: map[string]*keys.PublicKey{}}
-}
-
-func (f *frostfsidMock) GetUserAddress(account, user string) (string, error) {
-	res, ok := f.data[account+user]
-	if !ok {
-		return "", fmt.Errorf("not found")
-	}
-
-	return res.Address(), nil
-}
-
-func (f *frostfsidMock) GetUserKey(account, user string) (string, error) {
-	res, ok := f.data[account+user]
-	if !ok {
-		return "", fmt.Errorf("not found")
-	}
-
-	return hex.EncodeToString(res.Bytes()), nil
-}
-
 func createTestBucket(hc *handlerContext, bktName string) *data.BucketInfo {
 	info := createBucket(hc, bktName)
 	return info.BktInfo
@@ -442,7 +386,7 @@ func prepareTestRequestWithQuery(hc *handlerContext, bktName, objName string, qu
 	r := httptest.NewRequest(http.MethodPut, defaultURL, bytes.NewReader(body))
 	r.URL.RawQuery = query.Encode()
 
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName, Object: objName}, "")
+	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName, Object: objName})
 	r = r.WithContext(middleware.SetReqInfo(hc.Context(), reqInfo))
 
 	return w, r
@@ -452,7 +396,7 @@ func prepareTestPayloadRequest(hc *handlerContext, bktName, objName string, payl
 	w := httptest.NewRecorder()
 	r := httptest.NewRequest(http.MethodPut, defaultURL, payload)
 
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName, Object: objName}, "")
+	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName, Object: objName})
 	r = r.WithContext(middleware.SetReqInfo(hc.Context(), reqInfo))
 
 	return w, r

api/handler/head.go

@@ -70,7 +70,7 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	t := &data.ObjectVersion{
+	t := &layer.ObjectVersion{
 		BktInfo:    bktInfo,
 		ObjectName: info.Name,
 		VersionID:  info.VersionID(),

api/handler/head_test.go

@@ -7,9 +7,12 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
 	s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"github.com/stretchr/testify/require"
 )
@@ -81,6 +84,31 @@ func headObject(t *testing.T, tc *handlerContext, bktName, objName string, heade
 	assertStatus(t, w, status)
 }
 
+func TestInvalidAccessThroughCache(t *testing.T) {
+	hc := prepareHandlerContext(t)
+
+	bktName, objName := "bucket-for-cache", "obj-for-cache"
+	bktInfo, _ := createBucketAndObject(hc, bktName, objName)
+	setContainerEACL(hc, bktInfo.CID)
+
+	headObject(t, hc, bktName, objName, nil, http.StatusOK)
+
+	w, r := prepareTestRequest(hc, bktName, objName, nil)
+	hc.Handler().HeadObjectHandler(w, r.WithContext(middleware.SetBoxData(r.Context(), newTestAccessBox(t, nil))))
+	assertStatus(t, w, http.StatusForbidden)
+}
+
+func setContainerEACL(hc *handlerContext, cnrID cid.ID) {
+	table := eacl.NewTable()
+	table.SetCID(cnrID)
+	for _, op := range fullOps {
+		table.AddRecord(getOthersRecord(op, eacl.ActionDeny))
+	}
+
+	err := hc.MockedPool().SetContainerEACL(hc.Context(), *table, nil)
+	require.NoError(hc.t, err)
+}
+
 func TestHeadObject(t *testing.T) {
 	hc := prepareHandlerContextWithMinCache(t)
 	bktName, objName := "bucket", "obj"
@@ -119,25 +147,21 @@ func TestIsAvailableToResolve(t *testing.T) {
 	}
 }
 
-func newTestAccessBox(key *keys.PrivateKey) (*accessbox.Box, error) {
+func newTestAccessBox(t *testing.T, key *keys.PrivateKey) *accessbox.Box {
 	var err error
 	if key == nil {
 		key, err = keys.NewPrivateKey()
-		if err != nil {
-			return nil, err
-		}
+		require.NoError(t, err)
 	}
 
 	var btoken bearer.Token
-	btoken.SetImpersonate(true)
+	btoken.SetEACLTable(*eacl.NewTable())
 	err = btoken.Sign(key.PrivateKey)
-	if err != nil {
-		return nil, err
-	}
+	require.NoError(t, err)
 
 	return &accessbox.Box{
 		Gate: &accessbox.GateData{
 			BearerToken: &btoken,
 		},
-	}, nil
+	}
 }

api/handler/lifecycle.go

@@ -1,235 +0,0 @@
-package handler
-
-import (
-	"bytes"
-	"fmt"
-	"io"
-	"net/http"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	apiErr "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
-)
-
-const (
-	maxRules                   = 1000
-	maxRuleIDLen               = 255
-	maxNewerNoncurrentVersions = 100
-)
-
-func (h *handler) GetBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
-	ctx := r.Context()
-	reqInfo := middleware.GetReqInfo(ctx)
-
-	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
-		return
-	}
-
-	cfg, err := h.obj.GetBucketLifecycleConfiguration(ctx, bktInfo)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket lifecycle configuration", reqInfo, err)
-		return
-	}
-
-	if err = middleware.EncodeToResponse(w, cfg); err != nil {
-		h.logAndSendError(w, "could not encode GetBucketLifecycle response", reqInfo, err)
-		return
-	}
-}
-
-func (h *handler) PutBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
-	var buf bytes.Buffer
-
-	tee := io.TeeReader(r.Body, &buf)
-	ctx := r.Context()
-	reqInfo := middleware.GetReqInfo(ctx)
-
-	// Content-Md5 is required and should be set
-	// https://docs.aws.amazon.com/AmazonS3/latest/API/API_PutBucketLifecycleConfiguration.html
-	if _, ok := r.Header[api.ContentMD5]; !ok {
-		h.logAndSendError(w, "missing Content-MD5", reqInfo, apiErr.GetAPIError(apiErr.ErrMissingContentMD5))
-		return
-	}
-
-	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
-		return
-	}
-
-	cfg := new(data.LifecycleConfiguration)
-	if err = h.cfg.NewXMLDecoder(tee).Decode(cfg); err != nil {
-		h.logAndSendError(w, "could not decode body", reqInfo, fmt.Errorf("%w: %s", apiErr.GetAPIError(apiErr.ErrMalformedXML), err.Error()))
-		return
-	}
-
-	if err = checkLifecycleConfiguration(cfg); err != nil {
-		h.logAndSendError(w, "invalid lifecycle configuration", reqInfo, fmt.Errorf("%w: %s", apiErr.GetAPIError(apiErr.ErrMalformedXML), err.Error()))
-		return
-	}
-
-	params := &layer.PutBucketLifecycleParams{
-		BktInfo:         bktInfo,
-		LifecycleCfg:    cfg,
-		LifecycleReader: &buf,
-		MD5Hash:         r.Header.Get(api.ContentMD5),
-	}
-
-	params.CopiesNumbers, err = h.pickCopiesNumbers(parseMetadata(r), reqInfo.Namespace, bktInfo.LocationConstraint)
-	if err != nil {
-		h.logAndSendError(w, "invalid copies number", reqInfo, err)
-		return
-	}
-
-	if err = h.obj.PutBucketLifecycleConfiguration(ctx, params); err != nil {
-		h.logAndSendError(w, "could not put bucket lifecycle configuration", reqInfo, err)
-		return
-	}
-}
-
-func (h *handler) DeleteBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
-	ctx := r.Context()
-	reqInfo := middleware.GetReqInfo(ctx)
-
-	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
-		return
-	}
-
-	if err = h.obj.DeleteBucketLifecycleConfiguration(ctx, bktInfo); err != nil {
-		h.logAndSendError(w, "could not delete bucket lifecycle configuration", reqInfo, err)
-		return
-	}
-
-	w.WriteHeader(http.StatusNoContent)
-}
-
-func checkLifecycleConfiguration(cfg *data.LifecycleConfiguration) error {
-	if len(cfg.Rules) > maxRules {
-		return fmt.Errorf("number of rules cannot be greater than %d", maxRules)
-	}
-
-	ids := make(map[string]struct{}, len(cfg.Rules))
-	for _, rule := range cfg.Rules {
-		if _, ok := ids[rule.ID]; ok && rule.ID != "" {
-			return fmt.Errorf("duplicate 'ID': %s", rule.ID)
-		}
-		ids[rule.ID] = struct{}{}
-
-		if len(rule.ID) > maxRuleIDLen {
-			return fmt.Errorf("'ID' value cannot be longer than %d characters", maxRuleIDLen)
-		}
-
-		if rule.Status != data.LifecycleStatusEnabled && rule.Status != data.LifecycleStatusDisabled {
-			return fmt.Errorf("invalid lifecycle status: %s", rule.Status)
-		}
-
-		if rule.AbortIncompleteMultipartUpload == nil && rule.Expiration == nil && rule.NonCurrentVersionExpiration == nil {
-			return fmt.Errorf("at least one action needs to be specified in a rule")
-		}
-
-		if rule.AbortIncompleteMultipartUpload != nil {
-			if rule.AbortIncompleteMultipartUpload.DaysAfterInitiation != nil &&
-				*rule.AbortIncompleteMultipartUpload.DaysAfterInitiation <= 0 {
-				return fmt.Errorf("days after initiation must be a positive integer: %d", *rule.AbortIncompleteMultipartUpload.DaysAfterInitiation)
-			}
-
-			if rule.Filter != nil && (rule.Filter.Tag != nil || (rule.Filter.And != nil && len(rule.Filter.And.Tags) > 0)) {
-				return fmt.Errorf("abort incomplete multipart upload cannot be specified with tags")
-			}
-		}
-
-		if rule.Expiration != nil {
-			if rule.Expiration.ExpiredObjectDeleteMarker != nil {
-				if rule.Expiration.Days != nil || rule.Expiration.Date != "" {
-					return fmt.Errorf("expired object delete marker cannot be specified with days or date")
-				}
-
-				if rule.Filter != nil && (rule.Filter.Tag != nil || (rule.Filter.And != nil && len(rule.Filter.And.Tags) > 0)) {
-					return fmt.Errorf("expired object delete marker cannot be specified with tags")
-				}
-			}
-
-			if rule.Expiration.Days != nil && *rule.Expiration.Days <= 0 {
-				return fmt.Errorf("expiration days must be a positive integer: %d", *rule.Expiration.Days)
-			}
-
-			if _, err := time.Parse("2006-01-02T15:04:05Z", rule.Expiration.Date); rule.Expiration.Date != "" && err != nil {
-				return fmt.Errorf("invalid value of expiration date: %s", rule.Expiration.Date)
-			}
-		}
-
-		if rule.NonCurrentVersionExpiration != nil {
-			if rule.NonCurrentVersionExpiration.NewerNonCurrentVersions != nil &&
-				(*rule.NonCurrentVersionExpiration.NewerNonCurrentVersions > maxNewerNoncurrentVersions ||
-					*rule.NonCurrentVersionExpiration.NewerNonCurrentVersions <= 0) {
-				return fmt.Errorf("invalid value of newer noncurrent versions: %d", *rule.NonCurrentVersionExpiration.NewerNonCurrentVersions)
-			}
-
-			if rule.NonCurrentVersionExpiration.NonCurrentDays != nil && *rule.NonCurrentVersionExpiration.NonCurrentDays <= 0 {
-				return fmt.Errorf("invalid value of noncurrent days: %d", *rule.NonCurrentVersionExpiration.NonCurrentDays)
-			}
-		}
-
-		if err := checkLifecycleRuleFilter(rule.Filter); err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func checkLifecycleRuleFilter(filter *data.LifecycleRuleFilter) error {
-	if filter == nil {
-		return nil
-	}
-
-	var fields int
-
-	if filter.And != nil {
-		fields++
-		for _, tag := range filter.And.Tags {
-			err := checkTag(tag)
-			if err != nil {
-				return err
-			}
-		}
-
-		if filter.And.ObjectSizeGreaterThan != nil && filter.And.ObjectSizeLessThan != nil &&
-			*filter.And.ObjectSizeLessThan <= *filter.And.ObjectSizeGreaterThan {
-			return fmt.Errorf("the maximum object size must be larger than the minimum object size")
-		}
-	}
-
-	if filter.ObjectSizeGreaterThan != nil {
-		fields++
-	}
-
-	if filter.ObjectSizeLessThan != nil {
-		fields++
-	}
-
-	if filter.Prefix != "" {
-		fields++
-	}
-
-	if filter.Tag != nil {
-		fields++
-		err := checkTag(*filter.Tag)
-		if err != nil {
-			return err
-		}
-	}
-
-	if fields > 1 {
-		return fmt.Errorf("filter cannot have more than one field")
-	}
-
-	return nil
-}

api/handler/lifecycle_test.go

@@ -1,457 +0,0 @@
-package handler
-
-import (
-	"crypto/md5"
-	"crypto/rand"
-	"encoding/base64"
-	"encoding/xml"
-	"io"
-	"net/http"
-	"net/http/httptest"
-	"strconv"
-	"testing"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	apiErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"github.com/mr-tron/base58"
-	"github.com/stretchr/testify/require"
-)
-
-func TestPutBucketLifecycleConfiguration(t *testing.T) {
-	hc := prepareHandlerContextWithMinCache(t)
-
-	bktName := "bucket-lifecycle"
-	createBucket(hc, bktName)
-
-	for _, tc := range []struct {
-		name  string
-		body  *data.LifecycleConfiguration
-		error bool
-	}{
-		{
-			name: "correct configuration",
-			body: &data.LifecycleConfiguration{
-				XMLName: xml.Name{
-					Space: `http://s3.amazonaws.com/doc/2006-03-01/`,
-					Local: "LifecycleConfiguration",
-				},
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-							Date: time.Now().Format("2006-01-02T15:04:05.000Z"),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							And: &data.LifecycleRuleAndOperator{
-								Prefix:                "prefix/",
-								Tags:                  []data.Tag{{Key: "key", Value: "value"}, {Key: "tag", Value: ""}},
-								ObjectSizeGreaterThan: ptr(uint64(100)),
-							},
-						},
-					},
-					{
-						Status: data.LifecycleStatusEnabled,
-						AbortIncompleteMultipartUpload: &data.AbortIncompleteMultipartUpload{
-							DaysAfterInitiation: ptr(14),
-						},
-						Expiration: &data.LifecycleExpiration{
-							ExpiredObjectDeleteMarker: ptr(true),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							ObjectSizeLessThan: ptr(uint64(100)),
-						},
-						NonCurrentVersionExpiration: &data.NonCurrentVersionExpiration{
-							NewerNonCurrentVersions: ptr(1),
-							NonCurrentDays:          ptr(21),
-						},
-					},
-				},
-			},
-		},
-		{
-			name: "too many rules",
-			body: func() *data.LifecycleConfiguration {
-				lifecycle := new(data.LifecycleConfiguration)
-				for i := 0; i <= maxRules; i++ {
-					lifecycle.Rules = append(lifecycle.Rules, data.LifecycleRule{
-						ID: "Rule" + strconv.Itoa(i),
-					})
-				}
-				return lifecycle
-			}(),
-			error: true,
-		},
-		{
-			name: "duplicate rule ID",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						ID:     "Rule",
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-						},
-					},
-					{
-						ID:     "Rule",
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "too long rule ID",
-			body: func() *data.LifecycleConfiguration {
-				id := make([]byte, maxRuleIDLen+1)
-				_, err := io.ReadFull(rand.Reader, id)
-				require.NoError(t, err)
-				return &data.LifecycleConfiguration{
-					Rules: []data.LifecycleRule{
-						{
-							ID: base58.Encode(id)[:maxRuleIDLen+1],
-						},
-					},
-				}
-			}(),
-			error: true,
-		},
-		{
-			name: "invalid status",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: "invalid",
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "no actions",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Filter: &data.LifecycleRuleFilter{
-							Prefix: "prefix/",
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid days after initiation",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						AbortIncompleteMultipartUpload: &data.AbortIncompleteMultipartUpload{
-							DaysAfterInitiation: ptr(0),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid expired object delete marker declaration",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days:                      ptr(21),
-							ExpiredObjectDeleteMarker: ptr(false),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid expiration days",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(0),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid expiration date",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Date: "invalid",
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "newer noncurrent versions is too small",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						NonCurrentVersionExpiration: &data.NonCurrentVersionExpiration{
-							NewerNonCurrentVersions: ptr(0),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "newer noncurrent versions is too large",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						NonCurrentVersionExpiration: &data.NonCurrentVersionExpiration{
-							NewerNonCurrentVersions: ptr(101),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid noncurrent days",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						NonCurrentVersionExpiration: &data.NonCurrentVersionExpiration{
-							NonCurrentDays: ptr(0),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "more than one filter field",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							Prefix:                "prefix/",
-							ObjectSizeGreaterThan: ptr(uint64(100)),
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid tag in filter",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							Tag: &data.Tag{},
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "abort incomplete multipart upload with tag",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						AbortIncompleteMultipartUpload: &data.AbortIncompleteMultipartUpload{
-							DaysAfterInitiation: ptr(14),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							Tag: &data.Tag{Key: "key", Value: "value"},
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "expired object delete marker with tag",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							ExpiredObjectDeleteMarker: ptr(true),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							And: &data.LifecycleRuleAndOperator{
-								Tags: []data.Tag{{Key: "key", Value: "value"}},
-							},
-						},
-					},
-				},
-			},
-			error: true,
-		},
-		{
-			name: "invalid size range",
-			body: &data.LifecycleConfiguration{
-				Rules: []data.LifecycleRule{
-					{
-						Status: data.LifecycleStatusEnabled,
-						Expiration: &data.LifecycleExpiration{
-							Days: ptr(21),
-						},
-						Filter: &data.LifecycleRuleFilter{
-							And: &data.LifecycleRuleAndOperator{
-								ObjectSizeGreaterThan: ptr(uint64(100)),
-								ObjectSizeLessThan:    ptr(uint64(100)),
-							},
-						},
-					},
-				},
-			},
-			error: true,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			if tc.error {
-				putBucketLifecycleConfigurationErr(hc, bktName, tc.body, apiErrors.GetAPIError(apiErrors.ErrMalformedXML))
-				return
-			}
-
-			putBucketLifecycleConfiguration(hc, bktName, tc.body)
-
-			cfg := getBucketLifecycleConfiguration(hc, bktName)
-			require.Equal(t, *tc.body, *cfg)
-
-			deleteBucketLifecycleConfiguration(hc, bktName)
-			getBucketLifecycleConfigurationErr(hc, bktName, apiErrors.GetAPIError(apiErrors.ErrNoSuchLifecycleConfiguration))
-		})
-	}
-}
-
-func TestPutBucketLifecycleInvalidMD5(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	bktName := "bucket-lifecycle-md5"
-	createBucket(hc, bktName)
-
-	lifecycle := &data.LifecycleConfiguration{
-		Rules: []data.LifecycleRule{
-			{
-				Status: data.LifecycleStatusEnabled,
-				Expiration: &data.LifecycleExpiration{
-					Days: ptr(21),
-				},
-			},
-		},
-	}
-
-	w, r := prepareTestRequest(hc, bktName, "", lifecycle)
-	hc.Handler().PutBucketLifecycleHandler(w, r)
-	assertS3Error(hc.t, w, apiErrors.GetAPIError(apiErrors.ErrMissingContentMD5))
-
-	w, r = prepareTestRequest(hc, bktName, "", lifecycle)
-	r.Header.Set(api.ContentMD5, "")
-	hc.Handler().PutBucketLifecycleHandler(w, r)
-	assertS3Error(hc.t, w, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest))
-
-	w, r = prepareTestRequest(hc, bktName, "", lifecycle)
-	r.Header.Set(api.ContentMD5, "some-hash")
-	hc.Handler().PutBucketLifecycleHandler(w, r)
-	assertS3Error(hc.t, w, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest))
-}
-
-func TestPutBucketLifecycleInvalidXML(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	bktName := "bucket-lifecycle-invalid-xml"
-	createBucket(hc, bktName)
-
-	w, r := prepareTestRequest(hc, bktName, "", &data.CORSConfiguration{})
-	r.Header.Set(api.ContentMD5, "")
-	hc.Handler().PutBucketLifecycleHandler(w, r)
-	assertS3Error(hc.t, w, apiErrors.GetAPIError(apiErrors.ErrMalformedXML))
-}
-
-func putBucketLifecycleConfiguration(hc *handlerContext, bktName string, cfg *data.LifecycleConfiguration) {
-	w := putBucketLifecycleConfigurationBase(hc, bktName, cfg)
-	assertStatus(hc.t, w, http.StatusOK)
-}
-
-func putBucketLifecycleConfigurationErr(hc *handlerContext, bktName string, cfg *data.LifecycleConfiguration, err apiErrors.Error) {
-	w := putBucketLifecycleConfigurationBase(hc, bktName, cfg)
-	assertS3Error(hc.t, w, err)
-}
-
-func putBucketLifecycleConfigurationBase(hc *handlerContext, bktName string, cfg *data.LifecycleConfiguration) *httptest.ResponseRecorder {
-	w, r := prepareTestRequest(hc, bktName, "", cfg)
-
-	rawBody, err := xml.Marshal(cfg)
-	require.NoError(hc.t, err)
-
-	hash := md5.New()
-	hash.Write(rawBody)
-	r.Header.Set(api.ContentMD5, base64.StdEncoding.EncodeToString(hash.Sum(nil)))
-	hc.Handler().PutBucketLifecycleHandler(w, r)
-	return w
-}
-
-func getBucketLifecycleConfiguration(hc *handlerContext, bktName string) *data.LifecycleConfiguration {
-	w := getBucketLifecycleConfigurationBase(hc, bktName)
-	assertStatus(hc.t, w, http.StatusOK)
-	res := &data.LifecycleConfiguration{}
-	parseTestResponse(hc.t, w, res)
-	return res
-}
-
-func getBucketLifecycleConfigurationErr(hc *handlerContext, bktName string, err apiErrors.Error) {
-	w := getBucketLifecycleConfigurationBase(hc, bktName)
-	assertS3Error(hc.t, w, err)
-}
-
-func getBucketLifecycleConfigurationBase(hc *handlerContext, bktName string) *httptest.ResponseRecorder {
-	w, r := prepareTestRequest(hc, bktName, "", nil)
-	hc.Handler().GetBucketLifecycleHandler(w, r)
-	return w
-}
-
-func deleteBucketLifecycleConfiguration(hc *handlerContext, bktName string) {
-	w := deleteBucketLifecycleConfigurationBase(hc, bktName)
-	assertStatus(hc.t, w, http.StatusNoContent)
-}
-
-func deleteBucketLifecycleConfigurationBase(hc *handlerContext, bktName string) *httptest.ResponseRecorder {
-	w, r := prepareTestRequest(hc, bktName, "", nil)
-	hc.Handler().DeleteBucketLifecycleHandler(w, r)
-	return w
-}
-
-func ptr[T any](t T) *T {
-	return &t
-}

api/handler/locking.go

@@ -133,7 +133,7 @@ func (h *handler) PutObjectLegalHoldHandler(w http.ResponseWriter, r *http.Reque
 	}
 
 	p := &layer.PutLockInfoParams{
-		ObjVersion: &data.ObjectVersion{
+		ObjVersion: &layer.ObjectVersion{
 			BktInfo:    bktInfo,
 			ObjectName: reqInfo.ObjectName,
 			VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
@@ -172,7 +172,7 @@ func (h *handler) GetObjectLegalHoldHandler(w http.ResponseWriter, r *http.Reque
 		return
 	}
 
-	p := &data.ObjectVersion{
+	p := &layer.ObjectVersion{
 		BktInfo:    bktInfo,
 		ObjectName: reqInfo.ObjectName,
 		VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
@@ -221,7 +221,7 @@ func (h *handler) PutObjectRetentionHandler(w http.ResponseWriter, r *http.Reque
 	}
 
 	p := &layer.PutLockInfoParams{
-		ObjVersion: &data.ObjectVersion{
+		ObjVersion: &layer.ObjectVersion{
 			BktInfo:    bktInfo,
 			ObjectName: reqInfo.ObjectName,
 			VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
@@ -256,7 +256,7 @@ func (h *handler) GetObjectRetentionHandler(w http.ResponseWriter, r *http.Reque
 		return
 	}
 
-	p := &data.ObjectVersion{
+	p := &layer.ObjectVersion{
 		BktInfo:    bktInfo,
 		ObjectName: reqInfo.ObjectName,
 		VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),

api/handler/locking_test.go

@@ -315,7 +315,7 @@ func TestPutBucketLockConfigurationHandler(t *testing.T) {
 
 			w := httptest.NewRecorder()
 			r := httptest.NewRequest(http.MethodPut, defaultURL, bytes.NewReader(body))
-			r = r.WithContext(middleware.SetReqInfo(r.Context(), middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: tc.bucket}, "")))
+			r = r.WithContext(middleware.SetReqInfo(r.Context(), middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: tc.bucket})))
 
 			hc.Handler().PutBucketObjectLockConfigHandler(w, r)
 
@@ -388,7 +388,7 @@ func TestGetBucketLockConfigurationHandler(t *testing.T) {
 		t.Run(tc.name, func(t *testing.T) {
 			w := httptest.NewRecorder()
 			r := httptest.NewRequest(http.MethodPut, defaultURL, bytes.NewReader(nil))
-			r = r.WithContext(middleware.SetReqInfo(r.Context(), middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: tc.bucket}, "")))
+			r = r.WithContext(middleware.SetReqInfo(r.Context(), middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: tc.bucket})))
 
 			hc.Handler().GetBucketObjectLockConfigHandler(w, r)
 

api/handler/multipart_upload.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"net/http"
 	"net/url"
-	"path"
 	"strconv"
 	"time"
 
@@ -14,6 +13,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"github.com/google/uuid"
 	"go.uber.org/zap"
 )
@@ -27,11 +27,10 @@ type (
 	}
 
 	CompleteMultipartUploadResponse struct {
-		XMLName  xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ CompleteMultipartUploadResult" json:"-"`
-		Bucket   string   `xml:"Bucket"`
-		Key      string   `xml:"Key"`
-		ETag     string   `xml:"ETag"`
-		Location string   `xml:"Location"`
+		XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ CompleteMultipartUploadResult" json:"-"`
+		Bucket  string   `xml:"Bucket"`
+		Key     string   `xml:"Key"`
+		ETag    string   `xml:"ETag"`
 	}
 
 	ListMultipartUploadsResponse struct {
@@ -56,11 +55,11 @@ type (
 		Initiator            Initiator     `xml:"Initiator"`
 		IsTruncated          bool          `xml:"IsTruncated"`
 		Key                  string        `xml:"Key"`
-		MaxParts             int           `xml:"MaxParts"`
-		NextPartNumberMarker int           `xml:"NextPartNumberMarker"`
+		MaxParts             int           `xml:"MaxParts,omitempty"`
+		NextPartNumberMarker int           `xml:"NextPartNumberMarker,omitempty"`
 		Owner                Owner         `xml:"Owner"`
 		Parts                []*layer.Part `xml:"Part"`
-		PartNumberMarker     int           `xml:"PartNumberMarker"`
+		PartNumberMarker     int           `xml:"PartNumberMarker,omitempty"`
 		StorageClass         string        `xml:"StorageClass"`
 		UploadID             string        `xml:"UploadId"`
 	}
@@ -114,7 +113,14 @@ func (h *handler) CreateMultipartUploadHandler(w http.ResponseWriter, r *http.Re
 		return
 	}
 
-	if cannedACLStatus == aclStatusYes {
+	settings, err := h.obj.GetBucketSettings(r.Context(), bktInfo)
+	if err != nil {
+		h.logAndSendError(w, "couldn't get bucket settings", reqInfo, err)
+		return
+	}
+
+	apeEnabled := bktInfo.APEEnabled || settings.CannedACL != ""
+	if apeEnabled && cannedACLStatus == aclStatusYes {
 		h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
 		return
 	}
@@ -128,6 +134,20 @@ func (h *handler) CreateMultipartUploadHandler(w http.ResponseWriter, r *http.Re
 		Data: &layer.UploadData{},
 	}
 
+	needUpdateEACLTable := !(apeEnabled || cannedACLStatus == aclStatusNo)
+	if needUpdateEACLTable {
+		key, err := h.bearerTokenIssuerKey(r.Context())
+		if err != nil {
+			h.logAndSendError(w, "couldn't get gate key", reqInfo, err, additional...)
+			return
+		}
+		if _, err = parseACLHeaders(r.Header, key); err != nil {
+			h.logAndSendError(w, "could not parse acl", reqInfo, err, additional...)
+			return
+		}
+		p.Data.ACLHeaders = formACLHeadersForMultipart(r.Header)
+	}
+
 	if len(r.Header.Get(api.AmzTagging)) > 0 {
 		p.Data.TagSet, err = parseTaggingHeader(r.Header)
 		if err != nil {
@@ -177,6 +197,25 @@ func (h *handler) CreateMultipartUploadHandler(w http.ResponseWriter, r *http.Re
 	}
 }
 
+func formACLHeadersForMultipart(header http.Header) map[string]string {
+	result := make(map[string]string)
+
+	if value := header.Get(api.AmzACL); value != "" {
+		result[api.AmzACL] = value
+	}
+	if value := header.Get(api.AmzGrantRead); value != "" {
+		result[api.AmzGrantRead] = value
+	}
+	if value := header.Get(api.AmzGrantFullControl); value != "" {
+		result[api.AmzGrantFullControl] = value
+	}
+	if value := header.Get(api.AmzGrantWrite); value != "" {
+		result[api.AmzGrantWrite] = value
+	}
+
+	return result
+}
+
 func (h *handler) UploadPartHandler(w http.ResponseWriter, r *http.Request) {
 	reqInfo := middleware.GetReqInfo(r.Context())
 
@@ -402,7 +441,7 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
 	reqBody := new(CompleteMultipartUpload)
 	if err = h.cfg.NewXMLDecoder(r.Body).Decode(reqBody); err != nil {
 		h.logAndSendError(w, "could not read complete multipart upload xml", reqInfo,
-			fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrMalformedXML), err.Error()), additional...)
+			errors.GetAPIError(errors.ErrMalformedXML), additional...)
 		return
 	}
 	if len(reqBody.Parts) == 0 {
@@ -417,7 +456,7 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
 
 	// Start complete multipart upload which may take some time to fetch object
 	// and re-upload it part by part.
-	objInfo, err := h.completeMultipartUpload(r, c, bktInfo)
+	objInfo, err := h.completeMultipartUpload(r, c, bktInfo, reqInfo)
 
 	if err != nil {
 		h.logAndSendError(w, "complete multipart error", reqInfo, err, additional...)
@@ -425,10 +464,9 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
 	}
 
 	response := CompleteMultipartUploadResponse{
-		Bucket:   objInfo.Bucket,
-		Key:      objInfo.Name,
-		ETag:     data.Quote(objInfo.ETag(h.cfg.MD5Enabled())),
-		Location: getObjectLocation(r, reqInfo.BucketName, reqInfo.ObjectName, reqInfo.RequestVHSEnabled),
+		Bucket: objInfo.Bucket,
+		Key:    objInfo.Name,
+		ETag:   data.Quote(objInfo.ETag(h.cfg.MD5Enabled())),
 	}
 
 	if settings.VersioningEnabled() {
@@ -440,35 +478,7 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
 	}
 }
 
-// returns "https" if the tls boolean is true, "http" otherwise.
-func getURLScheme(r *http.Request) string {
-	if r.TLS != nil {
-		return "https"
-	}
-	return "http"
-}
-
-// getObjectLocation gets the fully qualified URL of an object.
-func getObjectLocation(r *http.Request, bucket, object string, vhsEnabled bool) string {
-	proto := middleware.GetSourceScheme(r)
-	if proto == "" {
-		proto = getURLScheme(r)
-	}
-	u := &url.URL{
-		Host:   r.Host,
-		Path:   path.Join("/", bucket, object),
-		Scheme: proto,
-	}
-
-	// If vhs enabled then we need to use bucket DNS style.
-	if vhsEnabled {
-		u.Path = path.Join("/", object)
-	}
-
-	return u.String()
-}
-
-func (h *handler) completeMultipartUpload(r *http.Request, c *layer.CompleteMultipartParams, bktInfo *data.BucketInfo) (*data.ObjectInfo, error) {
+func (h *handler) completeMultipartUpload(r *http.Request, c *layer.CompleteMultipartParams, bktInfo *data.BucketInfo, reqInfo *middleware.ReqInfo) (*data.ObjectInfo, error) {
 	ctx := r.Context()
 	uploadData, extendedObjInfo, err := h.obj.CompleteMultipartUpload(ctx, c)
 	if err != nil {
@@ -477,8 +487,8 @@ func (h *handler) completeMultipartUpload(r *http.Request, c *layer.CompleteMult
 	objInfo := extendedObjInfo.ObjectInfo
 
 	if len(uploadData.TagSet) != 0 {
-		tagPrm := &data.PutObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
+		tagPrm := &layer.PutObjectTaggingParams{
+			ObjectVersion: &layer.ObjectVersion{
 				BktInfo:    bktInfo,
 				ObjectName: objInfo.Name,
 				VersionID:  objInfo.VersionID(),
@@ -486,11 +496,48 @@ func (h *handler) completeMultipartUpload(r *http.Request, c *layer.CompleteMult
 			TagSet:      uploadData.TagSet,
 			NodeVersion: extendedObjInfo.NodeVersion,
 		}
-		if err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
+		if _, err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
 			return nil, fmt.Errorf("could not put tagging file of completed multipart upload: %w", err)
 		}
 	}
 
+	if len(uploadData.ACLHeaders) != 0 {
+		sessionTokenSetEACL, err := getSessionTokenSetEACL(ctx)
+		if err != nil {
+			return nil, fmt.Errorf("couldn't get eacl token: %w", err)
+		}
+		key, err := h.bearerTokenIssuerKey(ctx)
+		if err != nil {
+			return nil, fmt.Errorf("couldn't get gate key: %w", err)
+		}
+		acl, err := parseACLHeaders(r.Header, key)
+		if err != nil {
+			return nil, fmt.Errorf("could not parse acl: %w", err)
+		}
+
+		resInfo := &resourceInfo{
+			Bucket: objInfo.Bucket,
+			Object: objInfo.Name,
+		}
+		astObject, err := aclToAst(acl, resInfo)
+		if err != nil {
+			return nil, fmt.Errorf("could not translate acl of completed multipart upload to ast: %w", err)
+		}
+		if _, err = h.updateBucketACL(r, astObject, bktInfo, sessionTokenSetEACL); err != nil {
+			return nil, fmt.Errorf("could not update bucket acl while completing multipart upload: %w", err)
+		}
+	}
+
+	s := &SendNotificationParams{
+		Event:            EventObjectCreatedCompleteMultipartUpload,
+		NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.MD5Enabled()),
+		BktInfo:          bktInfo,
+		ReqInfo:          reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
 	return objInfo, nil
 }
 

api/handler/multipart_upload_test.go

@@ -17,10 +17,6 @@ import (
 	s3Errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer/encryption"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
-	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
-	usertest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user/test"
 	"github.com/stretchr/testify/require"
 )
 
@@ -72,19 +68,6 @@ func TestDeleteMultipartAllParts(t *testing.T) {
 	require.Empty(t, hc.tp.Objects())
 }
 
-func TestSpecialMultipartName(t *testing.T) {
-	hc := prepareHandlerContextWithMinCache(t)
-
-	bktName, objName := "bucket", "bucket-settings"
-
-	createTestBucket(hc, bktName)
-	putBucketVersioning(t, hc, bktName, true)
-
-	createMultipartUpload(hc, bktName, objName, nil)
-	res := getBucketVersioning(hc, bktName)
-	require.Equal(t, enabledValue, res.Status)
-}
-
 func TestMultipartReUploadPart(t *testing.T) {
 	hc := prepareHandlerContext(t)
 
@@ -126,108 +109,6 @@ func TestMultipartReUploadPart(t *testing.T) {
 	equalDataSlices(t, append(data1, data2...), data)
 }
 
-func TestMultipartRemovePartsSplit(t *testing.T) {
-	bktName, objName := "bucket-to-upload-part", "object-multipart"
-	partSize := 8
-
-	t.Run("reupload part", func(t *testing.T) {
-		hc := prepareHandlerContext(t)
-		bktInfo := createTestBucket(hc, bktName)
-		uploadInfo := createMultipartUpload(hc, bktName, objName, map[string]string{})
-
-		uploadPart(hc, bktName, objName, uploadInfo.UploadID, 1, partSize)
-
-		multipartInfo, err := hc.tree.GetMultipartUpload(hc.Context(), bktInfo, uploadInfo.Key, uploadInfo.UploadID)
-		require.NoError(t, err)
-
-		objID := oidtest.ID()
-		_, err = hc.treeMock.AddNode(hc.Context(), bktInfo, "system", multipartInfo.ID, map[string]string{
-			"Number": "1",
-			"OID":    objID.EncodeToString(),
-			"Owner":  usertest.ID().EncodeToString(),
-			"ETag":   "etag",
-		})
-		require.NoError(t, err)
-
-		hc.tp.AddObject(bktInfo.CID.EncodeToString()+"/"+objID.EncodeToString(), object.New())
-		require.Len(t, hc.tp.Objects(), 2)
-
-		list := listParts(hc, bktName, objName, uploadInfo.UploadID, "0", http.StatusOK)
-		require.Len(t, list.Parts, 1)
-		require.Equal(t, `"etag"`, list.Parts[0].ETag)
-
-		etag1, _ := uploadPart(hc, bktName, objName, uploadInfo.UploadID, 1, partSize)
-		list = listParts(hc, bktName, objName, uploadInfo.UploadID, "0", http.StatusOK)
-		require.Len(t, list.Parts, 1)
-		require.Equal(t, etag1, list.Parts[0].ETag)
-
-		require.Len(t, hc.tp.Objects(), 1)
-	})
-
-	t.Run("abort multipart", func(t *testing.T) {
-		hc := prepareHandlerContext(t)
-		bktInfo := createTestBucket(hc, bktName)
-		uploadInfo := createMultipartUpload(hc, bktName, objName, map[string]string{})
-
-		uploadPart(hc, bktName, objName, uploadInfo.UploadID, 1, partSize)
-
-		multipartInfo, err := hc.tree.GetMultipartUpload(hc.Context(), bktInfo, uploadInfo.Key, uploadInfo.UploadID)
-		require.NoError(t, err)
-
-		objID := oidtest.ID()
-		_, err = hc.treeMock.AddNode(hc.Context(), bktInfo, "system", multipartInfo.ID, map[string]string{
-			"Number": "1",
-			"OID":    objID.EncodeToString(),
-			"Owner":  usertest.ID().EncodeToString(),
-			"ETag":   "etag",
-		})
-		require.NoError(t, err)
-
-		hc.tp.AddObject(bktInfo.CID.EncodeToString()+"/"+objID.EncodeToString(), object.New())
-		require.Len(t, hc.tp.Objects(), 2)
-
-		abortMultipartUpload(hc, bktName, objName, uploadInfo.UploadID)
-		require.Empty(t, hc.tp.Objects())
-	})
-
-	t.Run("complete multipart", func(t *testing.T) {
-		hc := prepareHandlerContext(t)
-		bktInfo := createTestBucket(hc, bktName)
-		uploadInfo := createMultipartUpload(hc, bktName, objName, map[string]string{})
-
-		etag1, _ := uploadPart(hc, bktName, objName, uploadInfo.UploadID, 1, partSize)
-
-		multipartInfo, err := hc.tree.GetMultipartUpload(hc.Context(), bktInfo, uploadInfo.Key, uploadInfo.UploadID)
-		require.NoError(t, err)
-
-		objID := oidtest.ID()
-		_, err = hc.treeMock.AddNode(hc.Context(), bktInfo, "system", multipartInfo.ID, map[string]string{
-			"Number": "1",
-			"OID":    objID.EncodeToString(),
-			"Owner":  usertest.ID().EncodeToString(),
-			"ETag":   "etag",
-		})
-		require.NoError(t, err)
-
-		hc.tp.AddObject(bktInfo.CID.EncodeToString()+"/"+objID.EncodeToString(), object.New())
-		require.Len(t, hc.tp.Objects(), 2)
-
-		completeMultipartUpload(hc, bktName, objName, uploadInfo.UploadID, []string{etag1})
-		require.Falsef(t, containsOID(hc.tp.Objects(), objID), "frostfs contains '%s' object, but shouldn't", objID)
-	})
-}
-
-func containsOID(objects []*object.Object, objID oid.ID) bool {
-	for _, o := range objects {
-		oID, _ := o.ID()
-		if oID.Equals(objID) {
-			return true
-		}
-	}
-
-	return false
-}
-
 func TestListMultipartUploads(t *testing.T) {
 	hc := prepareHandlerContext(t)
 
@@ -398,19 +279,13 @@ func TestListParts(t *testing.T) {
 	require.Len(t, list.Parts, 2)
 	require.Equal(t, etag1, list.Parts[0].ETag)
 	require.Equal(t, etag2, list.Parts[1].ETag)
-	require.Zero(t, list.PartNumberMarker)
-	require.Equal(t, 2, list.NextPartNumberMarker)
 
 	list = listParts(hc, bktName, objName, uploadInfo.UploadID, "1", http.StatusOK)
 	require.Len(t, list.Parts, 1)
 	require.Equal(t, etag2, list.Parts[0].ETag)
-	require.Equal(t, 1, list.PartNumberMarker)
-	require.Equal(t, 2, list.NextPartNumberMarker)
 
 	list = listParts(hc, bktName, objName, uploadInfo.UploadID, "2", http.StatusOK)
 	require.Len(t, list.Parts, 0)
-	require.Equal(t, 2, list.PartNumberMarker)
-	require.Equal(t, 0, list.NextPartNumberMarker)
 
 	list = listParts(hc, bktName, objName, uploadInfo.UploadID, "7", http.StatusOK)
 	require.Len(t, list.Parts, 0)
@@ -426,9 +301,9 @@ func TestMultipartUploadWithContentLanguage(t *testing.T) {
 	createTestBucket(hc, bktName)
 
 	partSize := 5 * 1024 * 1024
-	expectedContentLanguage := "en"
+	exceptedContentLanguage := "en"
 	headers := map[string]string{
-		api.ContentLanguage: expectedContentLanguage,
+		api.ContentLanguage: exceptedContentLanguage,
 	}
 
 	multipartUpload := createMultipartUpload(hc, bktName, objName, headers)
@@ -439,7 +314,7 @@ func TestMultipartUploadWithContentLanguage(t *testing.T) {
 
 	w, r := prepareTestRequest(hc, bktName, objName, nil)
 	hc.Handler().HeadObjectHandler(w, r)
-	require.Equal(t, expectedContentLanguage, w.Header().Get(api.ContentLanguage))
+	require.Equal(t, exceptedContentLanguage, w.Header().Get(api.ContentLanguage))
 }
 
 func TestMultipartUploadEnabledMD5(t *testing.T) {
@@ -547,80 +422,6 @@ func TestUploadPartCheckContentSHA256(t *testing.T) {
 	}
 }
 
-func TestMultipartObjectLocation(t *testing.T) {
-	for _, tc := range []struct {
-		req        *http.Request
-		bucket     string
-		object     string
-		vhsEnabled bool
-		expected   string
-	}{
-		{
-			req: &http.Request{
-				Host:   "127.0.0.1:8084",
-				Header: map[string][]string{"X-Forwarded-Scheme": {"http"}},
-			},
-			bucket:   "testbucket1",
-			object:   "test/1.txt",
-			expected: "http://127.0.0.1:8084/testbucket1/test/1.txt",
-		},
-		{
-			req: &http.Request{
-				Host:   "localhost:8084",
-				Header: map[string][]string{"X-Forwarded-Scheme": {"https"}},
-			},
-			bucket:   "testbucket1",
-			object:   "test/1.txt",
-			expected: "https://localhost:8084/testbucket1/test/1.txt",
-		},
-		{
-			req: &http.Request{
-				Host:   "s3.mybucket.org",
-				Header: map[string][]string{"X-Forwarded-Scheme": {"http"}},
-			},
-			bucket:   "mybucket",
-			object:   "test/1.txt",
-			expected: "http://s3.mybucket.org/mybucket/test/1.txt",
-		},
-		{
-			req:      &http.Request{Host: "mys3.mybucket.org"},
-			bucket:   "mybucket",
-			object:   "test/1.txt",
-			expected: "http://mys3.mybucket.org/mybucket/test/1.txt",
-		},
-		{
-			req:      &http.Request{Host: "s3.bucket.org", TLS: &tls.ConnectionState{}},
-			bucket:   "bucket",
-			object:   "obj",
-			expected: "https://s3.bucket.org/bucket/obj",
-		},
-		{
-			req: &http.Request{
-				Host: "mybucket.s3dev.frostfs.devenv",
-			},
-			bucket:     "mybucket",
-			object:     "test/1.txt",
-			vhsEnabled: true,
-			expected:   "http://mybucket.s3dev.frostfs.devenv/test/1.txt",
-		},
-		{
-			req: &http.Request{
-				Host:   "mybucket.s3dev.frostfs.devenv",
-				Header: map[string][]string{"X-Forwarded-Scheme": {"https"}},
-			},
-			bucket:     "mybucket",
-			object:     "test/1.txt",
-			vhsEnabled: true,
-			expected:   "https://mybucket.s3dev.frostfs.devenv/test/1.txt",
-		},
-	} {
-		t.Run("", func(t *testing.T) {
-			location := getObjectLocation(tc.req, tc.bucket, tc.object, tc.vhsEnabled)
-			require.Equal(t, tc.expected, location)
-		})
-	}
-}
-
 func uploadPartCopy(hc *handlerContext, bktName, objName, uploadID string, num int, srcObj string, start, end int) *UploadPartCopyResponse {
 	return uploadPartCopyBase(hc, bktName, objName, false, uploadID, num, srcObj, start, end)
 }

api/handler/not_support.go

@@ -7,6 +7,10 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 )
 
+func (h *handler) DeleteBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
+	h.logAndSendError(w, "not supported", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotSupported))
+}
+
 func (h *handler) DeleteBucketEncryptionHandler(w http.ResponseWriter, r *http.Request) {
 	h.logAndSendError(w, "not supported", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotSupported))
 }

api/handler/notifications.go

@@ -0,0 +1,274 @@
+package handler
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"strings"
+	"time"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
+	"github.com/google/uuid"
+)
+
+type (
+	SendNotificationParams struct {
+		Event            string
+		NotificationInfo *data.NotificationInfo
+		BktInfo          *data.BucketInfo
+		ReqInfo          *middleware.ReqInfo
+		User             string
+		Time             time.Time
+	}
+)
+
+const (
+	filterRuleSuffixName = "suffix"
+	filterRulePrefixName = "prefix"
+
+	EventObjectCreated                                = "s3:ObjectCreated:*"
+	EventObjectCreatedPut                             = "s3:ObjectCreated:Put"
+	EventObjectCreatedPost                            = "s3:ObjectCreated:Post"
+	EventObjectCreatedCopy                            = "s3:ObjectCreated:Copy"
+	EventReducedRedundancyLostObject                  = "s3:ReducedRedundancyLostObject"
+	EventObjectCreatedCompleteMultipartUpload         = "s3:ObjectCreated:CompleteMultipartUpload"
+	EventObjectRemoved                                = "s3:ObjectRemoved:*"
+	EventObjectRemovedDelete                          = "s3:ObjectRemoved:Delete"
+	EventObjectRemovedDeleteMarkerCreated             = "s3:ObjectRemoved:DeleteMarkerCreated"
+	EventObjectRestore                                = "s3:ObjectRestore:*"
+	EventObjectRestorePost                            = "s3:ObjectRestore:Post"
+	EventObjectRestoreCompleted                       = "s3:ObjectRestore:Completed"
+	EventReplication                                  = "s3:Replication:*"
+	EventReplicationOperationFailedReplication        = "s3:Replication:OperationFailedReplication"
+	EventReplicationOperationNotTracked               = "s3:Replication:OperationNotTracked"
+	EventReplicationOperationMissedThreshold          = "s3:Replication:OperationMissedThreshold"
+	EventReplicationOperationReplicatedAfterThreshold = "s3:Replication:OperationReplicatedAfterThreshold"
+	EventObjectRestoreDelete                          = "s3:ObjectRestore:Delete"
+	EventLifecycleTransition                          = "s3:LifecycleTransition"
+	EventIntelligentTiering                           = "s3:IntelligentTiering"
+	EventObjectACLPut                                 = "s3:ObjectAcl:Put"
+	EventLifecycleExpiration                          = "s3:LifecycleExpiration:*"
+	EventLifecycleExpirationDelete                    = "s3:LifecycleExpiration:Delete"
+	EventLifecycleExpirationDeleteMarkerCreated       = "s3:LifecycleExpiration:DeleteMarkerCreated"
+	EventObjectTagging                                = "s3:ObjectTagging:*"
+	EventObjectTaggingPut                             = "s3:ObjectTagging:Put"
+	EventObjectTaggingDelete                          = "s3:ObjectTagging:Delete"
+)
+
+var validEvents = map[string]struct{}{
+	EventReducedRedundancyLostObject:                  {},
+	EventObjectCreated:                                {},
+	EventObjectCreatedPut:                             {},
+	EventObjectCreatedPost:                            {},
+	EventObjectCreatedCopy:                            {},
+	EventObjectCreatedCompleteMultipartUpload:         {},
+	EventObjectRemoved:                                {},
+	EventObjectRemovedDelete:                          {},
+	EventObjectRemovedDeleteMarkerCreated:             {},
+	EventObjectRestore:                                {},
+	EventObjectRestorePost:                            {},
+	EventObjectRestoreCompleted:                       {},
+	EventReplication:                                  {},
+	EventReplicationOperationFailedReplication:        {},
+	EventReplicationOperationNotTracked:               {},
+	EventReplicationOperationMissedThreshold:          {},
+	EventReplicationOperationReplicatedAfterThreshold: {},
+	EventObjectRestoreDelete:                          {},
+	EventLifecycleTransition:                          {},
+	EventIntelligentTiering:                           {},
+	EventObjectACLPut:                                 {},
+	EventLifecycleExpiration:                          {},
+	EventLifecycleExpirationDelete:                    {},
+	EventLifecycleExpirationDeleteMarkerCreated:       {},
+	EventObjectTagging:                                {},
+	EventObjectTaggingPut:                             {},
+	EventObjectTaggingDelete:                          {},
+}
+
+func (h *handler) PutBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
+	reqInfo := middleware.GetReqInfo(r.Context())
+	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
+	if err != nil {
+		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
+		return
+	}
+
+	conf := &data.NotificationConfiguration{}
+	if err = h.cfg.NewXMLDecoder(r.Body).Decode(conf); err != nil {
+		h.logAndSendError(w, "couldn't decode notification configuration", reqInfo, errors.GetAPIError(errors.ErrMalformedXML))
+		return
+	}
+
+	if _, err = h.checkBucketConfiguration(r.Context(), conf, reqInfo); err != nil {
+		h.logAndSendError(w, "couldn't check bucket configuration", reqInfo, err)
+		return
+	}
+
+	p := &layer.PutBucketNotificationConfigurationParams{
+		RequestInfo:   reqInfo,
+		BktInfo:       bktInfo,
+		Configuration: conf,
+	}
+
+	p.CopiesNumbers, err = h.pickCopiesNumbers(parseMetadata(r), reqInfo.Namespace, bktInfo.LocationConstraint)
+	if err != nil {
+		h.logAndSendError(w, "invalid copies number", reqInfo, err)
+		return
+	}
+
+	if err = h.obj.PutBucketNotificationConfiguration(r.Context(), p); err != nil {
+		h.logAndSendError(w, "couldn't put bucket configuration", reqInfo, err)
+		return
+	}
+}
+
+func (h *handler) GetBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
+	reqInfo := middleware.GetReqInfo(r.Context())
+
+	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
+	if err != nil {
+		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
+		return
+	}
+
+	conf, err := h.obj.GetBucketNotificationConfiguration(r.Context(), bktInfo)
+	if err != nil {
+		h.logAndSendError(w, "could not get bucket notification configuration", reqInfo, err)
+		return
+	}
+
+	if err = middleware.EncodeToResponse(w, conf); err != nil {
+		h.logAndSendError(w, "could not encode bucket notification configuration to response", reqInfo, err)
+		return
+	}
+}
+
+func (h *handler) sendNotifications(ctx context.Context, p *SendNotificationParams) error {
+	if !h.cfg.NotificatorEnabled() {
+		return nil
+	}
+
+	conf, err := h.obj.GetBucketNotificationConfiguration(ctx, p.BktInfo)
+	if err != nil {
+		return fmt.Errorf("failed to get notification configuration: %w", err)
+	}
+	if conf.IsEmpty() {
+		return nil
+	}
+
+	box, err := middleware.GetBoxData(ctx)
+	if err == nil && box.Gate.BearerToken != nil {
+		p.User = bearer.ResolveIssuer(*box.Gate.BearerToken).EncodeToString()
+	}
+
+	p.Time = layer.TimeNow(ctx)
+
+	topics := filterSubjects(conf, p.Event, p.NotificationInfo.Name)
+
+	return h.notificator.SendNotifications(topics, p)
+}
+
+// checkBucketConfiguration checks notification configuration and generates an ID for configurations with empty ids.
+func (h *handler) checkBucketConfiguration(ctx context.Context, conf *data.NotificationConfiguration, r *middleware.ReqInfo) (completed bool, err error) {
+	if conf == nil {
+		return
+	}
+
+	if conf.TopicConfigurations != nil || conf.LambdaFunctionConfigurations != nil {
+		return completed, errors.GetAPIError(errors.ErrNotificationTopicNotSupported)
+	}
+
+	for i, q := range conf.QueueConfigurations {
+		if err = checkEvents(q.Events); err != nil {
+			return
+		}
+
+		if err = checkRules(q.Filter.Key.FilterRules); err != nil {
+			return
+		}
+
+		if h.cfg.NotificatorEnabled() {
+			if err = h.notificator.SendTestNotification(q.QueueArn, r.BucketName, r.RequestID, r.Host, layer.TimeNow(ctx)); err != nil {
+				return
+			}
+		} else {
+			h.reqLogger(ctx).Warn(logs.FailedToSendTestEventBecauseNotificationsIsDisabled)
+		}
+
+		if q.ID == "" {
+			completed = true
+			conf.QueueConfigurations[i].ID = uuid.NewString()
+		}
+	}
+
+	return
+}
+
+func checkRules(rules []data.FilterRule) error {
+	names := make(map[string]struct{})
+
+	for _, r := range rules {
+		if r.Name != filterRuleSuffixName && r.Name != filterRulePrefixName {
+			return errors.GetAPIError(errors.ErrFilterNameInvalid)
+		}
+		if _, ok := names[r.Name]; ok {
+			if r.Name == filterRuleSuffixName {
+				return errors.GetAPIError(errors.ErrFilterNameSuffix)
+			}
+			return errors.GetAPIError(errors.ErrFilterNamePrefix)
+		}
+
+		names[r.Name] = struct{}{}
+	}
+
+	return nil
+}
+
+func checkEvents(events []string) error {
+	for _, e := range events {
+		if _, ok := validEvents[e]; !ok {
+			return errors.GetAPIError(errors.ErrEventNotification)
+		}
+	}
+
+	return nil
+}
+
+func filterSubjects(conf *data.NotificationConfiguration, eventType, objName string) map[string]string {
+	topics := make(map[string]string)
+
+	for _, t := range conf.QueueConfigurations {
+		event := false
+		for _, e := range t.Events {
+			// the second condition is comparison with the events ending with *:
+			// s3:ObjectCreated:*, s3:ObjectRemoved:* etc without the last char
+			if eventType == e || strings.HasPrefix(eventType, e[:len(e)-1]) {
+				event = true
+				break
+			}
+		}
+
+		if !event {
+			continue
+		}
+
+		filter := true
+		for _, f := range t.Filter.Key.FilterRules {
+			if f.Name == filterRulePrefixName && !strings.HasPrefix(objName, f.Value) ||
+				f.Name == filterRuleSuffixName && !strings.HasSuffix(objName, f.Value) {
+				filter = false
+				break
+			}
+		}
+		if filter {
+			topics[t.ID] = t.QueueArn
+		}
+	}
+
+	return topics
+}

api/handler/notifications_test.go

@@ -0,0 +1,115 @@
+package handler
+
+import (
+	"testing"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
+	"github.com/stretchr/testify/require"
+)
+
+func TestFilterSubjects(t *testing.T) {
+	config := &data.NotificationConfiguration{
+		QueueConfigurations: []data.QueueConfiguration{
+			{
+				ID:       "test1",
+				QueueArn: "test1",
+				Events:   []string{EventObjectCreated, EventObjectRemovedDelete},
+			},
+			{
+				ID:       "test2",
+				QueueArn: "test2",
+				Events:   []string{EventObjectTagging},
+				Filter: data.Filter{Key: data.Key{FilterRules: []data.FilterRule{
+					{Name: "prefix", Value: "dir/"},
+					{Name: "suffix", Value: ".png"},
+				}}},
+			},
+		},
+	}
+
+	t.Run("no topics because suitable events not found", func(t *testing.T) {
+		topics := filterSubjects(config, EventObjectACLPut, "dir/a.png")
+		require.Empty(t, topics)
+	})
+
+	t.Run("no topics because of not suitable prefix", func(t *testing.T) {
+		topics := filterSubjects(config, EventObjectTaggingPut, "dirw/cat.png")
+		require.Empty(t, topics)
+	})
+
+	t.Run("no topics because of not suitable suffix", func(t *testing.T) {
+		topics := filterSubjects(config, EventObjectTaggingPut, "a.jpg")
+		require.Empty(t, topics)
+	})
+
+	t.Run("filter topics from queue configs without prefix suffix filter and exact event", func(t *testing.T) {
+		topics := filterSubjects(config, EventObjectCreatedPut, "dir/a.png")
+		require.Contains(t, topics, "test1")
+		require.Len(t, topics, 1)
+		require.Equal(t, topics["test1"], "test1")
+	})
+
+	t.Run("filter topics from queue configs with prefix suffix filter and '*' ending event", func(t *testing.T) {
+		topics := filterSubjects(config, EventObjectTaggingPut, "dir/a.png")
+		require.Contains(t, topics, "test2")
+		require.Len(t, topics, 1)
+		require.Equal(t, topics["test2"], "test2")
+	})
+}
+
+func TestCheckRules(t *testing.T) {
+	t.Run("correct rules with prefix and suffix", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "prefix", Value: "asd"},
+			{Name: "suffix", Value: "asd"},
+		}
+		err := checkRules(rules)
+		require.NoError(t, err)
+	})
+
+	t.Run("correct rules with prefix", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "prefix", Value: "asd"},
+		}
+		err := checkRules(rules)
+		require.NoError(t, err)
+	})
+
+	t.Run("correct rules with suffix", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "suffix", Value: "asd"},
+		}
+		err := checkRules(rules)
+		require.NoError(t, err)
+	})
+
+	t.Run("incorrect rules with wrong name", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "prefix", Value: "sdf"},
+			{Name: "sfx", Value: "asd"},
+		}
+		err := checkRules(rules)
+		require.ErrorIs(t, err, errors.GetAPIError(errors.ErrFilterNameInvalid))
+	})
+
+	t.Run("incorrect rules with repeating suffix", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "suffix", Value: "asd"},
+			{Name: "suffix", Value: "asdf"},
+			{Name: "prefix", Value: "jk"},
+		}
+		err := checkRules(rules)
+		require.ErrorIs(t, err, errors.GetAPIError(errors.ErrFilterNameSuffix))
+	})
+
+	t.Run("incorrect rules with repeating prefix", func(t *testing.T) {
+		rules := []data.FilterRule{
+			{Name: "suffix", Value: "ds"},
+			{Name: "prefix", Value: "asd"},
+			{Name: "prefix", Value: "asdf"},
+		}
+		err := checkRules(rules)
+		require.ErrorIs(t, err, errors.GetAPIError(errors.ErrFilterNamePrefix))
+	})
+}

api/handler/object_list.go

@@ -232,7 +232,7 @@ func (h *handler) ListBucketObjectVersionsHandler(w http.ResponseWriter, r *http
 		return
 	}
 
-	response := encodeListObjectVersionsToResponse(p, info, p.BktInfo.Name, h.cfg.MD5Enabled())
+	response := encodeListObjectVersionsToResponse(info, p.BktInfo.Name, h.cfg.MD5Enabled())
 	if err = middleware.EncodeToResponse(w, response); err != nil {
 		h.logAndSendError(w, "something went wrong", reqInfo, err)
 	}
@@ -264,28 +264,24 @@ func parseListObjectVersionsRequest(reqInfo *middleware.ReqInfo) (*layer.ListObj
 	return &res, nil
 }
 
-func encodeListObjectVersionsToResponse(p *layer.ListObjectVersionsParams, info *layer.ListObjectVersionsInfo, bucketName string, md5Enabled bool) *ListObjectsVersionsResponse {
+func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, bucketName string, md5Enabled bool) *ListObjectsVersionsResponse {
 	res := ListObjectsVersionsResponse{
 		Name:                bucketName,
 		IsTruncated:         info.IsTruncated,
-		KeyMarker:           s3PathEncode(info.KeyMarker, p.Encode),
-		NextKeyMarker:       s3PathEncode(info.NextKeyMarker, p.Encode),
+		KeyMarker:           info.KeyMarker,
+		NextKeyMarker:       info.NextKeyMarker,
 		NextVersionIDMarker: info.NextVersionIDMarker,
 		VersionIDMarker:     info.VersionIDMarker,
-		Prefix:              s3PathEncode(p.Prefix, p.Encode),
-		Delimiter:           s3PathEncode(p.Delimiter, p.Encode),
-		EncodingType:        p.Encode,
-		MaxKeys:             p.MaxKeys,
 	}
 
 	for _, prefix := range info.CommonPrefixes {
-		res.CommonPrefixes = append(res.CommonPrefixes, CommonPrefix{Prefix: s3PathEncode(prefix, p.Encode)})
+		res.CommonPrefixes = append(res.CommonPrefixes, CommonPrefix{Prefix: prefix})
 	}
 
 	for _, ver := range info.Version {
 		res.Version = append(res.Version, ObjectVersionResponse{
 			IsLatest:     ver.IsLatest,
-			Key:          s3PathEncode(ver.NodeVersion.FilePath, p.Encode),
+			Key:          ver.NodeVersion.FilePath,
 			LastModified: ver.NodeVersion.Created.UTC().Format(time.RFC3339),
 			Owner: Owner{
 				ID:          ver.NodeVersion.Owner.String(),
@@ -301,7 +297,7 @@ func encodeListObjectVersionsToResponse(p *layer.ListObjectVersionsParams, info
 	for _, del := range info.DeleteMarker {
 		res.DeleteMarker = append(res.DeleteMarker, DeleteMarkerEntry{
 			IsLatest:     del.IsLatest,
-			Key:          s3PathEncode(del.NodeVersion.FilePath, p.Encode),
+			Key:          del.NodeVersion.FilePath,
 			LastModified: del.NodeVersion.Created.UTC().Format(time.RFC3339),
 			Owner: Owner{
 				ID:          del.NodeVersion.Owner.String(),

api/handler/object_list_test.go

@@ -7,7 +7,6 @@ import (
 	"net/url"
 	"sort"
 	"strconv"
-	"strings"
 	"testing"
 	"time"
 
@@ -16,11 +15,8 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer/encryption"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"github.com/stretchr/testify/require"
-	"go.uber.org/zap"
 	"go.uber.org/zap/zaptest"
-	"go.uber.org/zap/zaptest/observer"
 )
 
 func TestParseContinuationToken(t *testing.T) {
@@ -97,39 +93,12 @@ func TestListObjectsWithOldTreeNodes(t *testing.T) {
 	checkListVersionsOldNodes(hc, listVers.Version, objInfos)
 }
 
-func TestListObjectsVersionsSkipLogTaggingNodesError(t *testing.T) {
-	loggerCore, observedLog := observer.New(zap.DebugLevel)
-	log := zap.New(loggerCore)
-
-	hcBase, err := prepareHandlerContextBase(layer.DefaultCachesConfigs(log))
-	require.NoError(t, err)
-	hc := &handlerContext{
-		handlerContextBase: hcBase,
-		t:                  t,
-	}
-
-	bktName, objName := "bucket-versioning-enabled", "versions/object"
-	bktInfo := createTestBucket(hc, bktName)
-
-	createTestObject(hc, bktInfo, objName, encryption.Params{})
-	createTestObject(hc, bktInfo, objName, encryption.Params{})
-
-	putObjectTagging(hc.t, hc, bktName, objName, map[string]string{"tag1": "val1"})
-
-	listObjectsVersions(hc, bktName, "", "", "", "", -1)
-
-	filtered := observedLog.Filter(func(entry observer.LoggedEntry) bool {
-		return strings.Contains(entry.Message, logs.ParseTreeNode)
-	})
-	require.Empty(t, filtered)
-}
-
 func makeAllTreeObjectsOld(hc *handlerContext, bktInfo *data.BucketInfo) {
-	nodes, err := hc.treeMock.GetSubTree(hc.Context(), bktInfo, "version", []uint64{0}, 0, true)
+	nodes, err := hc.treeMock.GetSubTree(hc.Context(), bktInfo, "version", 0, 0)
 	require.NoError(hc.t, err)
 
 	for _, node := range nodes {
-		if node.GetNodeID()[0] == 0 {
+		if node.GetNodeID() == 0 {
 			continue
 		}
 		meta := make(map[string]string, len(node.GetMeta()))
@@ -139,7 +108,7 @@ func makeAllTreeObjectsOld(hc *handlerContext, bktInfo *data.BucketInfo) {
 			}
 		}
 
-		err = hc.treeMock.MoveNode(hc.Context(), bktInfo, "version", node.GetNodeID()[0], node.GetParentID()[0], meta)
+		err = hc.treeMock.MoveNode(hc.Context(), bktInfo, "version", node.GetNodeID(), node.GetParentID(), meta)
 		require.NoError(hc.t, err)
 	}
 }
@@ -169,17 +138,11 @@ func checkListVersionsOldNodes(hc *handlerContext, list []ObjectVersionResponse,
 }
 
 func TestListObjectsContextCanceled(t *testing.T) {
-	log := zaptest.NewLogger(t)
-	layerCfg := layer.DefaultCachesConfigs(log)
+	layerCfg := layer.DefaultCachesConfigs(zaptest.NewLogger(t))
 	layerCfg.SessionList.Lifetime = time.Hour
 	layerCfg.SessionList.Size = 1
 
-	hcBase, err := prepareHandlerContextBase(layerCfg)
-	require.NoError(t, err)
-	hc := &handlerContext{
-		handlerContextBase: hcBase,
-		t:                  t,
-	}
+	hc := prepareHandlerContextBase(t, layerCfg)
 
 	bktName := "bucket-versioning-enabled"
 	bktInfo := createTestBucket(hc, bktName)
@@ -712,49 +675,6 @@ func TestMintVersioningListObjectVersionsVersionIDContinuation(t *testing.T) {
 	require.Equal(t, page1.NextVersionIDMarker, page2.VersionIDMarker)
 }
 
-func TestListObjectVersionsEncoding(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	bktName := "bucket-for-listing-versions-encoding"
-	bktInfo := createTestBucket(hc, bktName)
-	putBucketVersioning(t, hc, bktName, true)
-
-	objects := []string{"foo()/bar", "foo()/bar/xyzzy", "auux ab/thud", "asdf+b"}
-	for _, objName := range objects {
-		createTestObject(hc, bktInfo, objName, encryption.Params{})
-	}
-	deleteObject(t, hc, bktName, "auux ab/thud", "")
-
-	listResponse := listObjectsVersionsURL(hc, bktName, "foo(", ")", "", "", -1)
-
-	require.Len(t, listResponse.CommonPrefixes, 1)
-	require.Equal(t, "foo%28%29", listResponse.CommonPrefixes[0].Prefix)
-	require.Len(t, listResponse.Version, 0)
-	require.Len(t, listResponse.DeleteMarker, 0)
-	require.Equal(t, "foo%28", listResponse.Prefix)
-	require.Equal(t, "%29", listResponse.Delimiter)
-	require.Equal(t, "url", listResponse.EncodingType)
-	require.Equal(t, maxObjectList, listResponse.MaxKeys)
-
-	listResponse = listObjectsVersions(hc, bktName, "", "", "", "", 1)
-	require.Empty(t, listResponse.EncodingType)
-
-	listResponse = listObjectsVersionsURL(hc, bktName, "", "", listResponse.NextKeyMarker, listResponse.NextVersionIDMarker, 3)
-
-	require.Len(t, listResponse.CommonPrefixes, 0)
-	require.Len(t, listResponse.Version, 2)
-	require.Equal(t, "auux%20ab/thud", listResponse.Version[0].Key)
-	require.False(t, listResponse.Version[0].IsLatest)
-	require.Equal(t, "foo%28%29/bar", listResponse.Version[1].Key)
-	require.Len(t, listResponse.DeleteMarker, 1)
-	require.Equal(t, "auux%20ab/thud", listResponse.DeleteMarker[0].Key)
-	require.True(t, listResponse.DeleteMarker[0].IsLatest)
-	require.Equal(t, "asdf%2Bb", listResponse.KeyMarker)
-	require.Equal(t, "foo%28%29/bar", listResponse.NextKeyMarker)
-	require.Equal(t, "url", listResponse.EncodingType)
-	require.Equal(t, 3, listResponse.MaxKeys)
-}
-
 func checkVersionsNames(t *testing.T, versions *ListObjectsVersionsResponse, names []string) {
 	for i, v := range versions.Version {
 		require.Equal(t, names[i], v.Key)
@@ -857,14 +777,6 @@ func listObjectsV1(hc *handlerContext, bktName, prefix, delimiter, marker string
 }
 
 func listObjectsVersions(hc *handlerContext, bktName, prefix, delimiter, keyMarker, versionIDMarker string, maxKeys int) *ListObjectsVersionsResponse {
-	return listObjectsVersionsBase(hc, bktName, prefix, delimiter, keyMarker, versionIDMarker, maxKeys, false)
-}
-
-func listObjectsVersionsURL(hc *handlerContext, bktName, prefix, delimiter, keyMarker, versionIDMarker string, maxKeys int) *ListObjectsVersionsResponse {
-	return listObjectsVersionsBase(hc, bktName, prefix, delimiter, keyMarker, versionIDMarker, maxKeys, true)
-}
-
-func listObjectsVersionsBase(hc *handlerContext, bktName, prefix, delimiter, keyMarker, versionIDMarker string, maxKeys int, encode bool) *ListObjectsVersionsResponse {
 	query := prepareCommonListObjectsQuery(prefix, delimiter, maxKeys)
 	if len(keyMarker) != 0 {
 		query.Add("key-marker", keyMarker)
@@ -872,9 +784,6 @@ func listObjectsVersionsBase(hc *handlerContext, bktName, prefix, delimiter, key
 	if len(versionIDMarker) != 0 {
 		query.Add("version-id-marker", versionIDMarker)
 	}
-	if encode {
-		query.Add("encoding-type", "url")
-	}
 
 	w, r := prepareTestFullRequest(hc, bktName, "", query, nil)
 	hc.Handler().ListBucketObjectVersionsHandler(w, r)

api/handler/patch.go

@@ -1,195 +0,0 @@
-package handler
-
-import (
-	"fmt"
-	"net/http"
-	"strconv"
-	"strings"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
-	"go.uber.org/zap"
-)
-
-const maxPatchSize = 5 * 1024 * 1024 * 1024 // 5GB
-
-func (h *handler) PatchObjectHandler(w http.ResponseWriter, r *http.Request) {
-	ctx := r.Context()
-	reqInfo := middleware.GetReqInfo(ctx)
-
-	if _, ok := r.Header[api.ContentRange]; !ok {
-		h.logAndSendError(w, "missing Content-Range", reqInfo, errors.GetAPIError(errors.ErrMissingContentRange))
-		return
-	}
-
-	if _, ok := r.Header[api.ContentLength]; !ok {
-		h.logAndSendError(w, "missing Content-Length", reqInfo, errors.GetAPIError(errors.ErrMissingContentLength))
-		return
-	}
-
-	conditional, err := parsePatchConditionalHeaders(r.Header)
-	if err != nil {
-		h.logAndSendError(w, "could not parse conditional headers", reqInfo, err)
-		return
-	}
-
-	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket info", reqInfo, err)
-		return
-	}
-
-	settings, err := h.obj.GetBucketSettings(ctx, bktInfo)
-	if err != nil {
-		h.logAndSendError(w, "could not get bucket settings", reqInfo, err)
-		return
-	}
-
-	srcObjPrm := &layer.HeadObjectParams{
-		Object:    reqInfo.ObjectName,
-		BktInfo:   bktInfo,
-		VersionID: reqInfo.URL.Query().Get(api.QueryVersionID),
-	}
-
-	extendedSrcObjInfo, err := h.obj.GetExtendedObjectInfo(ctx, srcObjPrm)
-	if err != nil {
-		h.logAndSendError(w, "could not find object", reqInfo, err)
-		return
-	}
-	srcObjInfo := extendedSrcObjInfo.ObjectInfo
-
-	if err = checkPreconditions(srcObjInfo, conditional, h.cfg.MD5Enabled()); err != nil {
-		h.logAndSendError(w, "precondition failed", reqInfo, err)
-		return
-	}
-
-	srcSize, err := layer.GetObjectSize(srcObjInfo)
-	if err != nil {
-		h.logAndSendError(w, "failed to get source object size", reqInfo, err)
-		return
-	}
-
-	byteRange, err := parsePatchByteRange(r.Header.Get(api.ContentRange), srcSize)
-	if err != nil {
-		h.logAndSendError(w, "could not parse byte range", reqInfo, errors.GetAPIError(errors.ErrInvalidRange), zap.Error(err))
-		return
-	}
-
-	if maxPatchSize < byteRange.End-byteRange.Start+1 {
-		h.logAndSendError(w, "byte range length is longer than allowed", reqInfo, errors.GetAPIError(errors.ErrInvalidRange), zap.Error(err))
-		return
-	}
-
-	if uint64(r.ContentLength) != (byteRange.End - byteRange.Start + 1) {
-		h.logAndSendError(w, "content-length must be equal to byte range length", reqInfo, errors.GetAPIError(errors.ErrInvalidRangeLength))
-		return
-	}
-
-	if byteRange.Start > srcSize {
-		h.logAndSendError(w, "start byte is greater than object size", reqInfo, errors.GetAPIError(errors.ErrRangeOutOfBounds))
-		return
-	}
-
-	params := &layer.PatchObjectParams{
-		Object:            extendedSrcObjInfo,
-		BktInfo:           bktInfo,
-		NewBytes:          r.Body,
-		Range:             byteRange,
-		VersioningEnabled: settings.VersioningEnabled(),
-	}
-
-	params.CopiesNumbers, err = h.pickCopiesNumbers(nil, reqInfo.Namespace, bktInfo.LocationConstraint)
-	if err != nil {
-		h.logAndSendError(w, "invalid copies number", reqInfo, err)
-		return
-	}
-
-	extendedObjInfo, err := h.obj.PatchObject(ctx, params)
-	if err != nil {
-		if isErrObjectLocked(err) {
-			h.logAndSendError(w, "object is locked", reqInfo, errors.GetAPIError(errors.ErrAccessDenied))
-		} else {
-			h.logAndSendError(w, "could not patch object", reqInfo, err)
-		}
-		return
-	}
-
-	if settings.VersioningEnabled() {
-		w.Header().Set(api.AmzVersionID, extendedObjInfo.ObjectInfo.VersionID())
-	}
-
-	w.Header().Set(api.ETag, data.Quote(extendedObjInfo.ObjectInfo.ETag(h.cfg.MD5Enabled())))
-
-	resp := PatchObjectResult{
-		Object: PatchObject{
-			LastModified: extendedObjInfo.ObjectInfo.Created.UTC().Format(time.RFC3339),
-			ETag:         data.Quote(extendedObjInfo.ObjectInfo.ETag(h.cfg.MD5Enabled())),
-		},
-	}
-
-	if err = middleware.EncodeToResponse(w, resp); err != nil {
-		h.logAndSendError(w, "could not encode PatchObjectResult to response", reqInfo, err)
-		return
-	}
-}
-
-func parsePatchConditionalHeaders(headers http.Header) (*conditionalArgs, error) {
-	var err error
-	args := &conditionalArgs{
-		IfMatch: data.UnQuote(headers.Get(api.IfMatch)),
-	}
-
-	if args.IfUnmodifiedSince, err = parseHTTPTime(headers.Get(api.IfUnmodifiedSince)); err != nil {
-		return nil, err
-	}
-
-	return args, nil
-}
-
-func parsePatchByteRange(rangeStr string, objSize uint64) (*layer.RangeParams, error) {
-	const prefix = "bytes "
-
-	if rangeStr == "" {
-		return nil, fmt.Errorf("empty range")
-	}
-
-	if !strings.HasPrefix(rangeStr, prefix) {
-		return nil, fmt.Errorf("unknown unit in range header")
-	}
-
-	rangeStr, _, found := strings.Cut(strings.TrimPrefix(rangeStr, prefix), "/") // value after / is ignored
-	if !found {
-		return nil, fmt.Errorf("invalid range: %s", rangeStr)
-	}
-
-	startStr, endStr, found := strings.Cut(rangeStr, "-")
-	if !found {
-		return nil, fmt.Errorf("invalid range: %s", rangeStr)
-	}
-
-	start, err := strconv.ParseUint(startStr, 10, 64)
-	if err != nil {
-		return nil, fmt.Errorf("invalid start byte: %s", startStr)
-	}
-
-	end := objSize - 1
-	if len(endStr) > 0 {
-		end, err = strconv.ParseUint(endStr, 10, 64)
-		if err != nil {
-			return nil, fmt.Errorf("invalid end byte: %s", endStr)
-		}
-	}
-
-	if start > end {
-		return nil, fmt.Errorf("start byte is greater than end byte")
-	}
-
-	return &layer.RangeParams{
-		Start: start,
-		End:   end,
-	}, nil
-}

api/handler/patch_test.go

@@ -1,524 +0,0 @@
-package handler
-
-import (
-	"bytes"
-	"crypto/md5"
-	"crypto/rand"
-	"crypto/sha256"
-	"encoding/hex"
-	"encoding/xml"
-	"fmt"
-	"net/http"
-	"net/http/httptest"
-	"net/url"
-	"strconv"
-	"strings"
-	"testing"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
-	"github.com/stretchr/testify/require"
-)
-
-func TestPatch(t *testing.T) {
-	tc := prepareHandlerContext(t)
-	tc.config.md5Enabled = true
-
-	bktName, objName := "bucket-for-patch", "object-for-patch"
-	createTestBucket(tc, bktName)
-
-	content := []byte("old object content")
-	md5Hash := md5.New()
-	md5Hash.Write(content)
-	etag := data.Quote(hex.EncodeToString(md5Hash.Sum(nil)))
-
-	w, r := prepareTestPayloadRequest(tc, bktName, objName, bytes.NewReader(content))
-	created := time.Now()
-	tc.Handler().PutObjectHandler(w, r)
-	require.Equal(t, etag, w.Header().Get(api.ETag))
-
-	patchPayload := []byte("new")
-	sha256Hash := sha256.New()
-	sha256Hash.Write(patchPayload)
-	sha256Hash.Write(content[len(patchPayload):])
-	hash := hex.EncodeToString(sha256Hash.Sum(nil))
-
-	for _, tt := range []struct {
-		name    string
-		rng     string
-		headers map[string]string
-		code    s3errors.ErrorCode
-	}{
-		{
-			name: "success",
-			rng:  "bytes 0-2/*",
-			headers: map[string]string{
-				api.IfUnmodifiedSince: created.Format(http.TimeFormat),
-				api.IfMatch:           etag,
-			},
-		},
-		{
-			name: "invalid range syntax",
-			rng:  "bytes 0-2",
-			code: s3errors.ErrInvalidRange,
-		},
-		{
-			name: "invalid range length",
-			rng:  "bytes 0-5/*",
-			code: s3errors.ErrInvalidRangeLength,
-		},
-		{
-			name: "invalid range start",
-			rng:  "bytes 20-22/*",
-			code: s3errors.ErrRangeOutOfBounds,
-		},
-		{
-			name: "range is too long",
-			rng:  "bytes 0-5368709120/*",
-			code: s3errors.ErrInvalidRange,
-		},
-		{
-			name: "If-Unmodified-Since precondition are not satisfied",
-			rng:  "bytes 0-2/*",
-			headers: map[string]string{
-				api.IfUnmodifiedSince: created.Add(-24 * time.Hour).Format(http.TimeFormat),
-			},
-			code: s3errors.ErrPreconditionFailed,
-		},
-		{
-			name: "If-Match precondition are not satisfied",
-			rng:  "bytes 0-2/*",
-			headers: map[string]string{
-				api.IfMatch: "etag",
-			},
-			code: s3errors.ErrPreconditionFailed,
-		},
-	} {
-		t.Run(tt.name, func(t *testing.T) {
-			if tt.code == 0 {
-				res := patchObject(t, tc, bktName, objName, tt.rng, patchPayload, tt.headers)
-				require.Equal(t, data.Quote(hash), res.Object.ETag)
-			} else {
-				patchObjectErr(t, tc, bktName, objName, tt.rng, patchPayload, tt.headers, tt.code)
-			}
-		})
-	}
-}
-
-func TestPatchMultipartObject(t *testing.T) {
-	tc := prepareHandlerContextWithMinCache(t)
-	tc.config.md5Enabled = true
-
-	bktName, objName, partSize := "bucket-for-multipart-patch", "object-for-multipart-patch", 5*1024*1024
-	createTestBucket(tc, bktName)
-
-	t.Run("patch beginning of the first part", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchSize := partSize / 2
-		patchBody := make([]byte, patchSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes 0-"+strconv.Itoa(patchSize-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{patchBody, data1[patchSize:], data2, data3}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch middle of the first part", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchSize := partSize / 2
-		patchBody := make([]byte, patchSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize/4)+"-"+strconv.Itoa(partSize*3/4-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1[:partSize/4], patchBody, data1[partSize*3/4:], data2, data3}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch first and second parts", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchSize := partSize / 2
-		patchBody := make([]byte, patchSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize*3/4)+"-"+strconv.Itoa(partSize*5/4-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1[:partSize*3/4], patchBody, data2[partSize/4:], data3}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch all parts", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchSize := partSize * 2
-		patchBody := make([]byte, patchSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize/2-1)+"-"+strconv.Itoa(partSize/2+patchSize-2)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1[:partSize/2-1], patchBody, data3[partSize/2-1:]}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch all parts and append bytes", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchSize := partSize * 3
-		patchBody := make([]byte, patchSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize/2)+"-"+strconv.Itoa(partSize/2+patchSize-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1[:partSize/2], patchBody}, []byte("")), object)
-		require.Equal(t, partSize*7/2, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch second part", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchBody := make([]byte, partSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize)+"-"+strconv.Itoa(partSize*2-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1, patchBody, data3}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch last part, equal size", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchBody := make([]byte, partSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize*2)+"-"+strconv.Itoa(partSize*3-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1, data2, patchBody}, []byte("")), object)
-		require.Equal(t, partSize*3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch last part, increase size", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchBody := make([]byte, partSize+1)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize*2)+"-"+strconv.Itoa(partSize*3)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1, data2, patchBody}, []byte("")), object)
-		require.Equal(t, partSize*3+1, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch last part with offset and append bytes", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchBody := make([]byte, partSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize*2+3)+"-"+strconv.Itoa(partSize*3+2)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1, data2, data3[:3], patchBody}, []byte("")), object)
-		require.Equal(t, partSize*3+3, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("append bytes", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag1, data1 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, partSize)
-		etag2, data2 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 2, partSize)
-		etag3, data3 := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 3, partSize)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag1, etag2, etag3})
-
-		patchBody := make([]byte, partSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes "+strconv.Itoa(partSize*3)+"-"+strconv.Itoa(partSize*4-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, bytes.Join([][]byte{data1, data2, data3, patchBody}, []byte("")), object)
-		require.Equal(t, partSize*4, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-3"))
-	})
-
-	t.Run("patch empty multipart", func(t *testing.T) {
-		multipartInfo := createMultipartUpload(tc, bktName, objName, map[string]string{})
-		etag, _ := uploadPart(tc, bktName, objName, multipartInfo.UploadID, 1, 0)
-		completeMultipartUpload(tc, bktName, objName, multipartInfo.UploadID, []string{etag})
-
-		patchBody := make([]byte, partSize)
-		_, err := rand.Read(patchBody)
-		require.NoError(t, err)
-
-		patchObject(t, tc, bktName, objName, "bytes 0-"+strconv.Itoa(partSize-1)+"/*", patchBody, nil)
-		object, header := getObject(tc, bktName, objName)
-		contentLen, err := strconv.Atoi(header.Get(api.ContentLength))
-		require.NoError(t, err)
-		equalDataSlices(t, patchBody, object)
-		require.Equal(t, partSize, contentLen)
-		require.True(t, strings.HasSuffix(data.UnQuote(header.Get(api.ETag)), "-1"))
-	})
-}
-
-func TestPatchWithVersion(t *testing.T) {
-	hc := prepareHandlerContextWithMinCache(t)
-	bktName, objName := "bucket", "obj"
-	createVersionedBucket(hc, bktName)
-	objHeader := putObjectContent(hc, bktName, objName, "content")
-
-	putObjectContent(hc, bktName, objName, "some content")
-
-	patchObjectVersion(t, hc, bktName, objName, objHeader.Get(api.AmzVersionID), "bytes 7-14/*", []byte(" updated"))
-
-	res := listObjectsVersions(hc, bktName, "", "", "", "", 3)
-	require.False(t, res.IsTruncated)
-	require.Len(t, res.Version, 3)
-
-	for _, version := range res.Version {
-		content := getObjectVersion(hc, bktName, objName, version.VersionID)
-		if version.IsLatest {
-			require.Equal(t, []byte("content updated"), content)
-			continue
-		}
-		if version.VersionID == objHeader.Get(api.AmzVersionID) {
-			require.Equal(t, []byte("content"), content)
-			continue
-		}
-		require.Equal(t, []byte("some content"), content)
-	}
-}
-
-func TestPatchEncryptedObject(t *testing.T) {
-	tc := prepareHandlerContext(t)
-	bktName, objName := "bucket-for-patch-encrypted", "object-for-patch-encrypted"
-	createTestBucket(tc, bktName)
-
-	w, r := prepareTestPayloadRequest(tc, bktName, objName, strings.NewReader("object content"))
-	setEncryptHeaders(r)
-	tc.Handler().PutObjectHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	patchObjectErr(t, tc, bktName, objName, "bytes 2-4/*", []byte("new"), nil, s3errors.ErrInternalError)
-}
-
-func TestPatchMissingHeaders(t *testing.T) {
-	tc := prepareHandlerContext(t)
-	bktName, objName := "bucket-for-patch-missing-headers", "object-for-patch-missing-headers"
-	createTestBucket(tc, bktName)
-
-	w, r := prepareTestPayloadRequest(tc, bktName, objName, strings.NewReader("object content"))
-	setEncryptHeaders(r)
-	tc.Handler().PutObjectHandler(w, r)
-	assertStatus(t, w, http.StatusOK)
-
-	w = httptest.NewRecorder()
-	r = httptest.NewRequest(http.MethodPatch, defaultURL, strings.NewReader("new"))
-	tc.Handler().PatchObjectHandler(w, r)
-	assertS3Error(t, w, s3errors.GetAPIError(s3errors.ErrMissingContentRange))
-
-	w = httptest.NewRecorder()
-	r = httptest.NewRequest(http.MethodPatch, defaultURL, strings.NewReader("new"))
-	r.Header.Set(api.ContentRange, "bytes 0-2/*")
-	tc.Handler().PatchObjectHandler(w, r)
-	assertS3Error(t, w, s3errors.GetAPIError(s3errors.ErrMissingContentLength))
-}
-
-func TestParsePatchByteRange(t *testing.T) {
-	for _, tt := range []struct {
-		rng      string
-		size     uint64
-		expected *layer.RangeParams
-		err      bool
-	}{
-		{
-			rng: "bytes 2-7/*",
-			expected: &layer.RangeParams{
-				Start: 2,
-				End:   7,
-			},
-		},
-		{
-			rng: "bytes 2-7/3",
-			expected: &layer.RangeParams{
-				Start: 2,
-				End:   7,
-			},
-		},
-		{
-			rng:  "bytes 2-/*",
-			size: 9,
-			expected: &layer.RangeParams{
-				Start: 2,
-				End:   8,
-			},
-		},
-		{
-			rng:  "bytes 2-/3",
-			size: 9,
-			expected: &layer.RangeParams{
-				Start: 2,
-				End:   8,
-			},
-		},
-		{
-			rng: "",
-			err: true,
-		},
-		{
-			rng: "2-7/*",
-			err: true,
-		},
-		{
-			rng: "bytes 7-2/*",
-			err: true,
-		},
-		{
-			rng: "bytes 2-7",
-			err: true,
-		},
-		{
-			rng: "bytes 2/*",
-			err: true,
-		},
-		{
-			rng: "bytes a-7/*",
-			err: true,
-		},
-		{
-			rng: "bytes 2-a/*",
-			err: true,
-		},
-	} {
-		t.Run(fmt.Sprintf("case: %s", tt.rng), func(t *testing.T) {
-			rng, err := parsePatchByteRange(tt.rng, tt.size)
-			if tt.err {
-				require.Error(t, err)
-			} else {
-				require.NoError(t, err)
-				require.Equal(t, tt.expected.Start, rng.Start)
-				require.Equal(t, tt.expected.End, rng.End)
-			}
-		})
-	}
-}
-
-func patchObject(t *testing.T, tc *handlerContext, bktName, objName, rng string, payload []byte, headers map[string]string) *PatchObjectResult {
-	w := patchObjectBase(tc, bktName, objName, "", rng, payload, headers)
-	assertStatus(t, w, http.StatusOK)
-
-	result := &PatchObjectResult{}
-	err := xml.NewDecoder(w.Result().Body).Decode(result)
-	require.NoError(t, err)
-	return result
-}
-
-func patchObjectVersion(t *testing.T, tc *handlerContext, bktName, objName, version, rng string, payload []byte) *PatchObjectResult {
-	w := patchObjectBase(tc, bktName, objName, version, rng, payload, nil)
-	assertStatus(t, w, http.StatusOK)
-
-	result := &PatchObjectResult{}
-	err := xml.NewDecoder(w.Result().Body).Decode(result)
-	require.NoError(t, err)
-	return result
-}
-
-func patchObjectErr(t *testing.T, tc *handlerContext, bktName, objName, rng string, payload []byte, headers map[string]string, code s3errors.ErrorCode) {
-	w := patchObjectBase(tc, bktName, objName, "", rng, payload, headers)
-	assertS3Error(t, w, s3errors.GetAPIError(code))
-}
-
-func patchObjectBase(tc *handlerContext, bktName, objName, version, rng string, payload []byte, headers map[string]string) *httptest.ResponseRecorder {
-	query := make(url.Values)
-	if len(version) > 0 {
-		query.Add(api.QueryVersionID, version)
-	}
-
-	w, r := prepareTestRequestWithQuery(tc, bktName, objName, query, payload)
-	r.Header.Set(api.ContentRange, rng)
-	r.Header.Set(api.ContentLength, strconv.Itoa(len(payload)))
-	for k, v := range headers {
-		r.Header.Set(k, v)
-	}
-
-	tc.Handler().PatchObjectHandler(w, r)
-	return w
-}

api/handler/put.go

@@ -4,12 +4,12 @@ import (
 	"bytes"
 	"crypto/md5"
 	"encoding/base64"
+	"encoding/hex"
 	"encoding/json"
 	"encoding/xml"
 	stderrors "errors"
 	"fmt"
 	"io"
-	"mime/multipart"
 	"net"
 	"net/http"
 	"net/url"
@@ -26,14 +26,12 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/pkg/retryer"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/pkg/service/tree"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
 	"git.frostfs.info/TrueCloudLab/policy-engine/schema/native"
 	"git.frostfs.info/TrueCloudLab/policy-engine/schema/s3"
-	"github.com/aws/aws-sdk-go-v2/aws"
-	"github.com/aws/aws-sdk-go-v2/aws/retry"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"go.uber.org/zap"
 )
@@ -172,9 +170,10 @@ func (p *policyCondition) UnmarshalJSON(data []byte) error {
 
 // keywords of predefined basic ACL values.
 const (
-	basicACLPrivate  = "private"
-	basicACLReadOnly = "public-read"
-	basicACLPublic   = "public-read-write"
+	basicACLPrivate   = "private"
+	basicACLReadOnly  = "public-read"
+	basicACLPublic    = "public-read-write"
+	cannedACLAuthRead = "authenticated-read"
 )
 
 type createBucketParams struct {
@@ -184,10 +183,12 @@ type createBucketParams struct {
 
 func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
 	var (
-		err             error
-		cannedACLStatus = aclHeadersStatus(r)
-		ctx             = r.Context()
-		reqInfo         = middleware.GetReqInfo(ctx)
+		err              error
+		newEaclTable     *eacl.Table
+		sessionTokenEACL *session.Container
+		cannedACLStatus  = aclHeadersStatus(r)
+		ctx              = r.Context()
+		reqInfo          = middleware.GetReqInfo(ctx)
 	)
 
 	bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
@@ -202,11 +203,20 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if cannedACLStatus == aclStatusYes {
+	apeEnabled := bktInfo.APEEnabled || settings.CannedACL != ""
+	if apeEnabled && cannedACLStatus == aclStatusYes {
 		h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
 		return
 	}
 
+	needUpdateEACLTable := !(apeEnabled || cannedACLStatus == aclStatusNo)
+	if needUpdateEACLTable {
+		if sessionTokenEACL, err = getSessionTokenSetEACL(r.Context()); err != nil {
+			h.logAndSendError(w, "could not get eacl session token from a box", reqInfo, err)
+			return
+		}
+	}
+
 	tagSet, err := parseTaggingHeader(r.Header)
 	if err != nil {
 		h.logAndSendError(w, "could not parse tagging header", reqInfo, err)
@@ -279,9 +289,26 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
 	}
 	objInfo := extendedObjInfo.ObjectInfo
 
+	s := &SendNotificationParams{
+		Event:            EventObjectCreatedPut,
+		NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.MD5Enabled()),
+		BktInfo:          bktInfo,
+		ReqInfo:          reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
+	if needUpdateEACLTable {
+		if newEaclTable, err = h.getNewEAclTable(r, bktInfo, objInfo); err != nil {
+			h.logAndSendError(w, "could not get new eacl table", reqInfo, err)
+			return
+		}
+	}
+
 	if tagSet != nil {
-		tagPrm := &data.PutObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
+		tagPrm := &layer.PutObjectTaggingParams{
+			ObjectVersion: &layer.ObjectVersion{
 				BktInfo:    bktInfo,
 				ObjectName: objInfo.Name,
 				VersionID:  objInfo.VersionID(),
@@ -289,12 +316,25 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
 			TagSet:      tagSet,
 			NodeVersion: extendedObjInfo.NodeVersion,
 		}
-		if err = h.obj.PutObjectTagging(r.Context(), tagPrm); err != nil {
+		if _, err = h.obj.PutObjectTagging(r.Context(), tagPrm); err != nil {
 			h.logAndSendError(w, "could not upload object tagging", reqInfo, err)
 			return
 		}
 	}
 
+	if newEaclTable != nil {
+		p := &layer.PutBucketACLParams{
+			BktInfo:      bktInfo,
+			EACL:         newEaclTable,
+			SessionToken: sessionTokenEACL,
+		}
+
+		if err = h.obj.PutBucketACL(r.Context(), p); err != nil {
+			h.logAndSendError(w, "could not put bucket acl", reqInfo, err)
+			return
+		}
+	}
+
 	if settings.VersioningEnabled() {
 		w.Header().Set(api.AmzVersionID, objInfo.VersionID())
 	}
@@ -426,10 +466,13 @@ func formEncryptionParamsBase(r *http.Request, isCopySource bool) (enc encryptio
 
 func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
 	var (
-		tagSet   map[string]string
-		ctx      = r.Context()
-		reqInfo  = middleware.GetReqInfo(ctx)
-		metadata = make(map[string]string)
+		newEaclTable     *eacl.Table
+		tagSet           map[string]string
+		sessionTokenEACL *session.Container
+		ctx              = r.Context()
+		reqInfo          = middleware.GetReqInfo(ctx)
+		metadata         = make(map[string]string)
+		cannedACLStatus  = aclHeadersStatus(r)
 	)
 
 	policy, err := checkPostPolicy(r, reqInfo, metadata)
@@ -440,13 +483,7 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
 
 	if tagging := auth.MultipartFormValue(r, "tagging"); tagging != "" {
 		buffer := bytes.NewBufferString(tagging)
-		tags := new(data.Tagging)
-		if err = h.cfg.NewXMLDecoder(buffer).Decode(tags); err != nil {
-			h.logAndSendError(w, "could not decode tag set", reqInfo,
-				fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrMalformedXML), err.Error()))
-			return
-		}
-		tagSet, err = h.readTagSet(tags)
+		tagSet, err = h.readTagSet(buffer)
 		if err != nil {
 			h.logAndSendError(w, "could not read tag set", reqInfo, err)
 			return
@@ -465,52 +502,35 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if acl := auth.MultipartFormValue(r, "acl"); acl != "" && acl != basicACLPrivate {
+	apeEnabled := bktInfo.APEEnabled || settings.CannedACL != ""
+	if apeEnabled && cannedACLStatus == aclStatusYes {
 		h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
 		return
 	}
 
-	reqInfo.ObjectName = auth.MultipartFormValue(r, "key")
+	needUpdateEACLTable := !(apeEnabled || cannedACLStatus == aclStatusNo)
+	if needUpdateEACLTable {
+		if sessionTokenEACL, err = getSessionTokenSetEACL(ctx); err != nil {
+			h.logAndSendError(w, "could not get eacl session token from a box", reqInfo, err)
+			return
+		}
+	}
 
 	var contentReader io.Reader
 	var size uint64
-	var filename string
-
 	if content, ok := r.MultipartForm.Value["file"]; ok {
-		fullContent := strings.Join(content, "")
-		contentReader = bytes.NewBufferString(fullContent)
-		size = uint64(len(fullContent))
-
-		if reqInfo.ObjectName == "" || strings.Contains(reqInfo.ObjectName, "${filename}") {
-			_, head, err := r.FormFile("file")
-			if err != nil {
-				h.logAndSendError(w, "could not parse file field", reqInfo, err)
-				return
-			}
-			filename = head.Filename
-		}
+		contentReader = bytes.NewBufferString(content[0])
+		size = uint64(len(content[0]))
 	} else {
-		var head *multipart.FileHeader
-		contentReader, head, err = r.FormFile("file")
+		file, head, err := r.FormFile("file")
 		if err != nil {
-			h.logAndSendError(w, "could not parse file field", reqInfo, err)
+			h.logAndSendError(w, "could get uploading file", reqInfo, err)
 			return
 		}
+		contentReader = file
 		size = uint64(head.Size)
-		filename = head.Filename
+		reqInfo.ObjectName = strings.ReplaceAll(reqInfo.ObjectName, "${filename}", head.Filename)
 	}
-
-	if reqInfo.ObjectName == "" {
-		reqInfo.ObjectName = filename
-	} else {
-		reqInfo.ObjectName = strings.ReplaceAll(reqInfo.ObjectName, "${filename}", filename)
-	}
-
-	if reqInfo.ObjectName == "" {
-		h.logAndSendError(w, "missing object name", reqInfo, errors.GetAPIError(errors.ErrInvalidArgument))
-		return
-	}
-
 	if !policy.CheckContentLength(size) {
 		h.logAndSendError(w, "invalid content-length", reqInfo, errors.GetAPIError(errors.ErrInvalidArgument))
 		return
@@ -531,9 +551,31 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
 	}
 	objInfo := extendedObjInfo.ObjectInfo
 
+	s := &SendNotificationParams{
+		Event:            EventObjectCreatedPost,
+		NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.MD5Enabled()),
+		BktInfo:          bktInfo,
+		ReqInfo:          reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
+	if acl := auth.MultipartFormValue(r, "acl"); acl != "" {
+		r.Header.Set(api.AmzACL, acl)
+		r.Header.Set(api.AmzGrantFullControl, "")
+		r.Header.Set(api.AmzGrantWrite, "")
+		r.Header.Set(api.AmzGrantRead, "")
+
+		if newEaclTable, err = h.getNewEAclTable(r, bktInfo, objInfo); err != nil {
+			h.logAndSendError(w, "could not get new eacl table", reqInfo, err)
+			return
+		}
+	}
+
 	if tagSet != nil {
-		tagPrm := &data.PutObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
+		tagPrm := &layer.PutObjectTaggingParams{
+			ObjectVersion: &layer.ObjectVersion{
 				BktInfo:    bktInfo,
 				ObjectName: objInfo.Name,
 				VersionID:  objInfo.VersionID(),
@@ -541,12 +583,25 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
 			NodeVersion: extendedObjInfo.NodeVersion,
 		}
 
-		if err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
+		if _, err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
 			h.logAndSendError(w, "could not upload object tagging", reqInfo, err)
 			return
 		}
 	}
 
+	if newEaclTable != nil {
+		p := &layer.PutBucketACLParams{
+			BktInfo:      bktInfo,
+			EACL:         newEaclTable,
+			SessionToken: sessionTokenEACL,
+		}
+
+		if err = h.obj.PutBucketACL(ctx, p); err != nil {
+			h.logAndSendError(w, "could not put bucket acl", reqInfo, err)
+			return
+		}
+	}
+
 	if settings.VersioningEnabled() {
 		w.Header().Set(api.AmzVersionID, objInfo.VersionID())
 	}
@@ -626,6 +681,10 @@ func checkPostPolicy(r *http.Request, reqInfo *middleware.ReqInfo, metadata map[
 		if key == "content-type" {
 			metadata[api.ContentType] = value
 		}
+
+		if key == "key" {
+			reqInfo.ObjectName = value
+		}
 	}
 
 	for _, cond := range policy.Conditions {
@@ -668,6 +727,56 @@ func aclHeadersStatus(r *http.Request) aclStatus {
 	return aclStatusNo
 }
 
+func (h *handler) getNewEAclTable(r *http.Request, bktInfo *data.BucketInfo, objInfo *data.ObjectInfo) (*eacl.Table, error) {
+	var newEaclTable *eacl.Table
+	key, err := h.bearerTokenIssuerKey(r.Context())
+	if err != nil {
+		return nil, fmt.Errorf("get bearer token issuer: %w", err)
+	}
+	objectACL, err := parseACLHeaders(r.Header, key)
+	if err != nil {
+		return nil, fmt.Errorf("could not parse object acl: %w", err)
+	}
+
+	resInfo := &resourceInfo{
+		Bucket:  objInfo.Bucket,
+		Object:  objInfo.Name,
+		Version: objInfo.VersionID(),
+	}
+
+	bktPolicy, err := aclToPolicy(objectACL, resInfo)
+	if err != nil {
+		return nil, fmt.Errorf("could not translate object acl to bucket policy: %w", err)
+	}
+
+	astChild, err := policyToAst(bktPolicy)
+	if err != nil {
+		return nil, fmt.Errorf("could not translate policy to ast: %w", err)
+	}
+
+	bacl, err := h.obj.GetBucketACL(r.Context(), bktInfo)
+	if err != nil {
+		return nil, fmt.Errorf("could not get bucket eacl: %w", err)
+	}
+
+	parentAst := tableToAst(bacl.EACL, objInfo.Bucket)
+	strCID := bacl.Info.CID.EncodeToString()
+
+	for _, resource := range parentAst.Resources {
+		if resource.Bucket == strCID {
+			resource.Bucket = objInfo.Bucket
+		}
+	}
+
+	if resAst, updated := mergeAst(parentAst, astChild); updated {
+		if newEaclTable, err = astToTable(resAst); err != nil {
+			return nil, fmt.Errorf("could not translate ast to table: %w", err)
+		}
+	}
+
+	return newEaclTable, nil
+}
+
 func parseTaggingHeader(header http.Header) (map[string]string, error) {
 	var tagSet map[string]string
 	if tagging := header.Get(api.AmzTagging); len(tagging) > 0 {
@@ -680,7 +789,7 @@ func parseTaggingHeader(header http.Header) (map[string]string, error) {
 		}
 		tagSet = make(map[string]string, len(queries))
 		for k, v := range queries {
-			tag := data.Tag{Key: k, Value: v[0]}
+			tag := Tag{Key: k, Value: v[0]}
 			if err = checkTag(tag); err != nil {
 				return nil, err
 			}
@@ -707,7 +816,8 @@ func parseCannedACL(header http.Header) (string, error) {
 		return basicACLPrivate, nil
 	}
 
-	if acl == basicACLPrivate || acl == basicACLPublic || acl == basicACLReadOnly {
+	if acl == basicACLPrivate || acl == basicACLPublic ||
+		acl == cannedACLAuthRead || acl == basicACLReadOnly {
 		return acl, nil
 	}
 
@@ -715,6 +825,11 @@ func parseCannedACL(header http.Header) (string, error) {
 }
 
 func (h *handler) CreateBucketHandler(w http.ResponseWriter, r *http.Request) {
+	if h.cfg.ACLEnabled() {
+		h.createBucketHandlerACL(w, r)
+		return
+	}
+
 	h.createBucketHandlerPolicy(w, r)
 }
 
@@ -774,6 +889,7 @@ func (h *handler) createBucketHandlerPolicy(w http.ResponseWriter, r *http.Reque
 		return
 	}
 
+	p.APEEnabled = true
 	bktInfo, err := h.obj.CreateBucket(ctx, p)
 	if err != nil {
 		h.logAndSendError(w, "could not create bucket", reqInfo, err)
@@ -781,7 +897,7 @@ func (h *handler) createBucketHandlerPolicy(w http.ResponseWriter, r *http.Reque
 	}
 	h.reqLogger(ctx).Info(logs.BucketIsCreated, zap.Stringer("container_id", bktInfo.CID))
 
-	chains := bucketCannedACLToAPERules(cannedACL, reqInfo, bktInfo.CID)
+	chains := bucketCannedACLToAPERules(cannedACL, reqInfo, key, bktInfo.CID)
 	if err = h.ape.SaveACLChains(bktInfo.CID.EncodeToString(), chains); err != nil {
 		h.logAndSendError(w, "failed to add morph rule chain", reqInfo, err)
 		return
@@ -800,10 +916,7 @@ func (h *handler) createBucketHandlerPolicy(w http.ResponseWriter, r *http.Reque
 		sp.Settings.Versioning = data.VersioningEnabled
 	}
 
-	err = retryer.MakeWithRetry(ctx, func() error {
-		return h.obj.PutBucketSettings(ctx, sp)
-	}, h.putBucketSettingsRetryer())
-	if err != nil {
+	if err = h.obj.PutBucketSettings(ctx, sp); err != nil {
 		h.logAndSendError(w, "couldn't save bucket settings", reqInfo, err,
 			zap.String("container_id", bktInfo.CID.EncodeToString()))
 		return
@@ -815,25 +928,76 @@ func (h *handler) createBucketHandlerPolicy(w http.ResponseWriter, r *http.Reque
 	}
 }
 
-func (h *handler) putBucketSettingsRetryer() aws.RetryerV2 {
-	return retry.NewStandard(func(options *retry.StandardOptions) {
-		options.MaxAttempts = h.cfg.RetryMaxAttempts()
-		options.MaxBackoff = h.cfg.RetryMaxBackoff()
-		if h.cfg.RetryStrategy() == RetryStrategyExponential {
-			options.Backoff = retry.NewExponentialJitterBackoff(options.MaxBackoff)
-		} else {
-			options.Backoff = retry.BackoffDelayerFunc(func(int, error) (time.Duration, error) {
-				return options.MaxBackoff, nil
-			})
-		}
+func (h *handler) createBucketHandlerACL(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+	reqInfo := middleware.GetReqInfo(ctx)
 
-		options.Retryables = []retry.IsErrorRetryable{retry.IsErrorRetryableFunc(func(err error) aws.Ternary {
-			if stderrors.Is(err, tree.ErrNodeAccessDenied) {
-				return aws.TrueTernary
-			}
-			return aws.FalseTernary
-		})}
-	})
+	boxData, err := middleware.GetBoxData(ctx)
+	if err != nil {
+		h.logAndSendError(w, "get access box from request", reqInfo, err)
+		return
+	}
+
+	key, p, err := h.parseCommonCreateBucketParams(reqInfo, boxData, r)
+	if err != nil {
+		h.logAndSendError(w, "parse create bucket params", reqInfo, err)
+		return
+	}
+
+	aclPrm := &layer.PutBucketACLParams{SessionToken: boxData.Gate.SessionTokenForSetEACL()}
+	if aclPrm.SessionToken == nil {
+		h.logAndSendError(w, "couldn't find session token for setEACL", reqInfo, errors.GetAPIError(errors.ErrAccessDenied))
+		return
+	}
+
+	bktACL, err := parseACLHeaders(r.Header, key)
+	if err != nil {
+		h.logAndSendError(w, "could not parse bucket acl", reqInfo, err)
+		return
+	}
+	resInfo := &resourceInfo{Bucket: reqInfo.BucketName}
+
+	aclPrm.EACL, err = bucketACLToTable(bktACL, resInfo)
+	if err != nil {
+		h.logAndSendError(w, "could translate bucket acl to eacl", reqInfo, err)
+		return
+	}
+
+	bktInfo, err := h.obj.CreateBucket(ctx, p)
+	if err != nil {
+		h.logAndSendError(w, "could not create bucket", reqInfo, err)
+		return
+	}
+	h.reqLogger(ctx).Info(logs.BucketIsCreated, zap.Stringer("container_id", bktInfo.CID))
+
+	aclPrm.BktInfo = bktInfo
+	if err = h.obj.PutBucketACL(r.Context(), aclPrm); err != nil {
+		h.logAndSendError(w, "could not put bucket e/ACL", reqInfo, err)
+		return
+	}
+
+	sp := &layer.PutSettingsParams{
+		BktInfo: bktInfo,
+		Settings: &data.BucketSettings{
+			OwnerKey:   key,
+			Versioning: data.VersioningUnversioned,
+		},
+	}
+
+	if p.ObjectLockEnabled {
+		sp.Settings.Versioning = data.VersioningEnabled
+	}
+
+	if err = h.obj.PutBucketSettings(ctx, sp); err != nil {
+		h.logAndSendError(w, "couldn't save bucket settings", reqInfo, err,
+			zap.String("container_id", bktInfo.CID.EncodeToString()))
+		return
+	}
+
+	if err = middleware.WriteSuccessResponseHeadersOnly(w); err != nil {
+		h.logAndSendError(w, "write response", reqInfo, err)
+		return
+	}
 }
 
 const s3ActionPrefix = "s3:"
@@ -874,22 +1038,49 @@ var (
 	}
 )
 
-func bucketCannedACLToAPERules(cannedACL string, reqInfo *middleware.ReqInfo, cnrID cid.ID) []*chain.Chain {
+func bucketCannedACLToAPERules(cannedACL string, reqInfo *middleware.ReqInfo, key *keys.PublicKey, cnrID cid.ID) []*chain.Chain {
 	cnrIDStr := cnrID.EncodeToString()
 
 	chains := []*chain.Chain{
 		{
-			ID:    getBucketCannedChainID(chain.S3, cnrID),
-			Rules: []chain.Rule{},
-		},
+			ID: getBucketCannedChainID(chain.S3, cnrID),
+			Rules: []chain.Rule{{
+				Status:  chain.Allow,
+				Actions: chain.Actions{Names: []string{"s3:*"}},
+				Resources: chain.Resources{Names: []string{
+					fmt.Sprintf(s3.ResourceFormatS3Bucket, reqInfo.BucketName),
+					fmt.Sprintf(s3.ResourceFormatS3BucketObjects, reqInfo.BucketName),
+				}},
+				Condition: []chain.Condition{{
+					Op:     chain.CondStringEquals,
+					Object: chain.ObjectRequest,
+					Key:    s3.PropertyKeyOwner,
+					Value:  key.Address(),
+				}},
+			}}},
 		{
-			ID:    getBucketCannedChainID(chain.Ingress, cnrID),
-			Rules: []chain.Rule{},
+			ID: getBucketCannedChainID(chain.Ingress, cnrID),
+			Rules: []chain.Rule{{
+				Status:  chain.Allow,
+				Actions: chain.Actions{Names: []string{"*"}},
+				Resources: chain.Resources{Names: []string{
+					fmt.Sprintf(native.ResourceFormatNamespaceContainer, reqInfo.Namespace, cnrIDStr),
+					fmt.Sprintf(native.ResourceFormatNamespaceContainerObjects, reqInfo.Namespace, cnrIDStr),
+				}},
+				Condition: []chain.Condition{{
+					Op:     chain.CondStringEquals,
+					Object: chain.ObjectRequest,
+					Key:    native.PropertyKeyActorPublicKey,
+					Value:  hex.EncodeToString(key.Bytes()),
+				}},
+			}},
 		},
 	}
 
 	switch cannedACL {
 	case basicACLPrivate:
+	case cannedACLAuthRead:
+		fallthrough
 	case basicACLReadOnly:
 		chains[0].Rules = append(chains[0].Rules, chain.Rule{
 			Status:  chain.Allow,
@@ -1015,7 +1206,7 @@ func (h *handler) parseLocationConstraint(r *http.Request) (*createBucketParams,
 
 	params := new(createBucketParams)
 	if err := h.cfg.NewXMLDecoder(r.Body).Decode(params); err != nil {
-		return nil, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrMalformedXML), err.Error())
+		return nil, errors.GetAPIError(errors.ErrMalformedXML)
 	}
 	return params, nil
 }

api/handler/put_test.go

@@ -17,7 +17,6 @@ import (
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/auth"
 	v4 "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/auth/signer/v4"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
@@ -123,92 +122,6 @@ func TestEmptyPostPolicy(t *testing.T) {
 	require.NoError(t, err)
 }
 
-// if content length is greater than this value
-// data will be writen to file location.
-const maxContentSizeForFormData = 10
-
-func TestPostObject(t *testing.T) {
-	hc := prepareHandlerContext(t)
-
-	ns, bktName := "", "bucket"
-	createTestBucket(hc, bktName)
-
-	for _, tc := range []struct {
-		key      string
-		filename string
-		content  string
-		objName  string
-		err      bool
-	}{
-		{
-			key:      "user/user1/${filename}",
-			filename: "object",
-			content:  "content",
-			objName:  "user/user1/object",
-		},
-		{
-			key:      "user/user1/${filename}",
-			filename: "object",
-			content:  "maxContentSizeForFormData",
-			objName:  "user/user1/object",
-		},
-		{
-			key:      "user/user1/key-object",
-			filename: "object",
-			content:  "",
-			objName:  "user/user1/key-object",
-		},
-		{
-			key:      "user/user1/key-object",
-			filename: "object",
-			content:  "maxContentSizeForFormData",
-			objName:  "user/user1/key-object",
-		},
-		{
-			key:      "",
-			filename: "object",
-			content:  "",
-			objName:  "object",
-		},
-		{
-			key:      "",
-			filename: "object",
-			content:  "maxContentSizeForFormData",
-			objName:  "object",
-		},
-		{
-			// RFC 7578, Section 4.2 requires that if a filename is provided, the
-			// directory path information must not be used.
-			key:      "",
-			filename: "dir/object",
-			content:  "content",
-			objName:  "object",
-		},
-		{
-			key:      "object",
-			filename: "",
-			content:  "content",
-			objName:  "object",
-		},
-		{
-			key:      "",
-			filename: "",
-			err:      true,
-		},
-	} {
-		t.Run(tc.key+";"+tc.filename, func(t *testing.T) {
-			w := postObjectBase(hc, ns, bktName, tc.key, tc.filename, tc.content)
-			if tc.err {
-				assertS3Error(hc.t, w, s3errors.GetAPIError(s3errors.ErrInternalError))
-				return
-			}
-			assertStatus(hc.t, w, http.StatusNoContent)
-			content, _ := getObject(hc, bktName, tc.objName)
-			require.Equal(t, tc.content, string(content))
-		})
-	}
-}
-
 func TestPutObjectOverrideCopiesNumber(t *testing.T) {
 	tc := prepareHandlerContext(t)
 
@@ -438,19 +351,17 @@ func getChunkedRequest(ctx context.Context, t *testing.T, bktName, objName strin
 	req.Body = io.NopCloser(reqBody)
 
 	w := httptest.NewRecorder()
-	reqInfo := middleware.NewReqInfo(w, req, middleware.ObjectRequest{Bucket: bktName, Object: objName}, "")
+	reqInfo := middleware.NewReqInfo(w, req, middleware.ObjectRequest{Bucket: bktName, Object: objName})
 	req = req.WithContext(middleware.SetReqInfo(ctx, reqInfo))
-	req = req.WithContext(middleware.SetBox(req.Context(), &middleware.Box{
-		ClientTime: signTime,
-		AuthHeaders: &middleware.AuthHeader{
-			AccessKeyID: AWSAccessKeyID,
-			SignatureV4: "4f232c4386841ef735655705268965c44a0e4690baa4adea153f7db9fa80a0a9",
-			Region:      "us-east-1",
-		},
-		AccessBox: &accessbox.Box{
-			Gate: &accessbox.GateData{
-				SecretKey: AWSSecretAccessKey,
-			},
+	req = req.WithContext(middleware.SetClientTime(req.Context(), signTime))
+	req = req.WithContext(middleware.SetAuthHeaders(req.Context(), &middleware.AuthHeader{
+		AccessKeyID: AWSAccessKeyID,
+		SignatureV4: "4f232c4386841ef735655705268965c44a0e4690baa4adea153f7db9fa80a0a9",
+		Region:      "us-east-1",
+	}))
+	req = req.WithContext(middleware.SetBoxData(req.Context(), &accessbox.Box{
+		Gate: &accessbox.GateData{
+			SecretKey: AWSSecretAccessKey,
 		},
 	}))
 
@@ -468,6 +379,21 @@ func TestCreateBucket(t *testing.T) {
 	createBucketAssertS3Error(hc, bktName, box2, s3errors.ErrBucketAlreadyExists)
 }
 
+func TestCreateOldBucketPutVersioning(t *testing.T) {
+	hc := prepareHandlerContext(t)
+	hc.config.aclEnabled = true
+	bktName := "bkt-name"
+
+	info := createBucket(hc, bktName)
+	settings, err := hc.tree.GetSettingsNode(hc.Context(), info.BktInfo)
+	require.NoError(t, err)
+	settings.OwnerKey = nil
+	err = hc.tree.PutSettingsNode(hc.Context(), info.BktInfo, settings)
+	require.NoError(t, err)
+
+	putBucketVersioning(t, hc, bktName, true)
+}
+
 func TestCreateNamespacedBucket(t *testing.T) {
 	hc := prepareHandlerContext(t)
 	bktName := "bkt-name"
@@ -475,7 +401,7 @@ func TestCreateNamespacedBucket(t *testing.T) {
 
 	box, _ := createAccessBox(t)
 	w, r := prepareTestRequest(hc, bktName, "", nil)
-	ctx := middleware.SetBox(r.Context(), &middleware.Box{AccessBox: box})
+	ctx := middleware.SetBoxData(r.Context(), box)
 	reqInfo := middleware.GetReqInfo(ctx)
 	reqInfo.Namespace = namespace
 	r = r.WithContext(middleware.SetReqInfo(ctx, reqInfo))
@@ -525,96 +451,14 @@ func getObjectAttribute(obj *object.Object, attrName string) string {
 func TestPutObjectWithContentLanguage(t *testing.T) {
 	tc := prepareHandlerContext(t)
 
-	expectedContentLanguage := "en"
+	exceptedContentLanguage := "en"
 	bktName, objName := "bucket-1", "object-1"
 	createTestBucket(tc, bktName)
 
 	w, r := prepareTestRequest(tc, bktName, objName, nil)
-	r.Header.Set(api.ContentLanguage, expectedContentLanguage)
+	r.Header.Set(api.ContentLanguage, exceptedContentLanguage)
 	tc.Handler().PutObjectHandler(w, r)
 
 	tc.Handler().HeadObjectHandler(w, r)
-	require.Equal(t, expectedContentLanguage, w.Header().Get(api.ContentLanguage))
-}
-
-func postObjectBase(hc *handlerContext, ns, bktName, key, filename, content string) *httptest.ResponseRecorder {
-	policy := "eyJleHBpcmF0aW9uIjogIjIwMjUtMTItMDFUMTI6MDA6MDAuMDAwWiIsImNvbmRpdGlvbnMiOiBbCiBbInN0YXJ0cy13aXRoIiwgIiR4LWFtei1jcmVkZW50aWFsIiwgIiJdLAogWyJzdGFydHMtd2l0aCIsICIkeC1hbXotZGF0ZSIsICIiXSwKIFsic3RhcnRzLXdpdGgiLCAiJGtleSIsICIiXQpdfQ=="
-
-	timeToSign := time.Now()
-	timeToSignStr := timeToSign.Format("20060102T150405Z")
-	region := "default"
-	service := "s3"
-
-	accessKeyID := "5jizSbYu8hX345aqCKDgRWKCJYHxnzxRS8e6SUYHZ8Fw0HiRkf3KbJAWBn5mRzmiyHQ3UHADGyzVXLusn1BrmAfLn"
-	secretKey := "abf066d77c6744cd956a123a0b9612df587f5c14d3350ecb01b363f182dd7279"
-
-	creds := getCredsStr(accessKeyID, timeToSignStr, region, service)
-	sign := auth.SignStr(secretKey, service, region, timeToSign, policy)
-
-	body, contentType, err := getMultipartFormBody(policy, creds, timeToSignStr, sign, key, filename, content)
-	require.NoError(hc.t, err)
-
-	w, r := prepareTestPostRequest(hc, bktName, body)
-	r.Header.Set(auth.ContentTypeHdr, contentType)
-	r.Header.Set("X-Frostfs-Namespace", ns)
-
-	err = r.ParseMultipartForm(50 * 1024 * 1024)
-	require.NoError(hc.t, err)
-
-	hc.Handler().PostObject(w, r)
-	return w
-}
-
-func getCredsStr(accessKeyID, timeToSign, region, service string) string {
-	return accessKeyID + "/" + timeToSign + "/" + region + "/" + service + "/aws4_request"
-}
-
-func getMultipartFormBody(policy, creds, date, sign, key, filename, content string) (io.Reader, string, error) {
-	body := &bytes.Buffer{}
-	writer := multipart.NewWriter(body)
-	defer writer.Close()
-
-	if err := writer.WriteField("policy", policy); err != nil {
-		return nil, "", err
-	}
-
-	if err := writer.WriteField("key", key); err != nil {
-		return nil, "", err
-	}
-	if err := writer.WriteField(strings.ToLower(auth.AmzCredential), creds); err != nil {
-		return nil, "", err
-	}
-	if err := writer.WriteField(strings.ToLower(auth.AmzDate), date); err != nil {
-		return nil, "", err
-	}
-	if err := writer.WriteField(strings.ToLower(auth.AmzSignature), sign); err != nil {
-		return nil, "", err
-	}
-
-	file, err := writer.CreateFormFile("file", filename)
-	if err != nil {
-		return nil, "", err
-	}
-
-	if len(content) < maxContentSizeForFormData {
-		if err = writer.WriteField("file", content); err != nil {
-			return nil, "", err
-		}
-	} else {
-		if _, err = file.Write([]byte(content)); err != nil {
-			return nil, "", err
-		}
-	}
-
-	return body, writer.FormDataContentType(), nil
-}
-
-func prepareTestPostRequest(hc *handlerContext, bktName string, payload io.Reader) (*httptest.ResponseRecorder, *http.Request) {
-	w := httptest.NewRecorder()
-	r := httptest.NewRequest(http.MethodPost, defaultURL+bktName, payload)
-
-	reqInfo := middleware.NewReqInfo(w, r, middleware.ObjectRequest{Bucket: bktName}, "")
-	r = r.WithContext(middleware.SetReqInfo(hc.Context(), reqInfo))
-
-	return w, r
+	require.Equal(t, exceptedContentLanguage, w.Header().Get(api.ContentLanguage))
 }

api/handler/response.go

@@ -55,19 +55,6 @@ type Bucket struct {
 	CreationDate string // time string of format "2006-01-02T15:04:05.000Z"
 }
 
-// PolicyStatus contains status of bucket policy.
-type PolicyStatus struct {
-	XMLName  xml.Name             `xml:"http://s3.amazonaws.com/doc/2006-03-01/ PolicyStatus" json:"-"`
-	IsPublic PolicyStatusIsPublic `xml:"IsPublic"`
-}
-
-type PolicyStatusIsPublic string
-
-const (
-	PolicyStatusIsPublicFalse = "FALSE"
-	PolicyStatusIsPublicTrue  = "TRUE"
-)
-
 // AccessControlPolicy contains ACL.
 type AccessControlPolicy struct {
 	XMLName           xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ AccessControlPolicy" json:"-"`
@@ -176,9 +163,6 @@ type ListObjectsVersionsResponse struct {
 	DeleteMarker        []DeleteMarkerEntry     `xml:"DeleteMarker"`
 	Version             []ObjectVersionResponse `xml:"Version"`
 	CommonPrefixes      []CommonPrefix          `xml:"CommonPrefixes"`
-	Prefix              string                  `xml:"Prefix"`
-	Delimiter           string                  `xml:"Delimiter,omitempty"`
-	MaxKeys             int                     `xml:"MaxKeys"`
 }
 
 // VersioningConfiguration contains VersioningConfiguration XML representation.
@@ -188,6 +172,12 @@ type VersioningConfiguration struct {
 	MfaDelete string   `xml:"MfaDelete,omitempty"`
 }
 
+// Tagging contains tag set.
+type Tagging struct {
+	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ Tagging"`
+	TagSet  []Tag    `xml:"TagSet>Tag"`
+}
+
 // PostResponse contains result of posting object.
 type PostResponse struct {
 	Bucket string `xml:"Bucket"`
@@ -195,13 +185,10 @@ type PostResponse struct {
 	ETag   string `xml:"Etag"`
 }
 
-type PatchObjectResult struct {
-	Object PatchObject `xml:"Object"`
-}
-
-type PatchObject struct {
-	LastModified string `xml:"LastModified"`
-	ETag         string `xml:"ETag"`
+// Tag is an AWS key-value tag.
+type Tag struct {
+	Key   string
+	Value string
 }
 
 // MarshalXML -- StringMap marshals into XML.

api/handler/tagging.go

@@ -1,6 +1,7 @@
 package handler
 
 import (
+	"io"
 	"net/http"
 	"sort"
 	"strings"
@@ -9,7 +10,10 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"go.uber.org/zap"
 )
 
 const (
@@ -24,7 +28,7 @@ func (h *handler) PutObjectTaggingHandler(w http.ResponseWriter, r *http.Request
 	ctx := r.Context()
 	reqInfo := middleware.GetReqInfo(ctx)
 
-	tagSet, err := h.readTagSet(reqInfo.Tagging)
+	tagSet, err := h.readTagSet(r.Body)
 	if err != nil {
 		h.logAndSendError(w, "could not read tag set", reqInfo, err)
 		return
@@ -36,20 +40,35 @@ func (h *handler) PutObjectTaggingHandler(w http.ResponseWriter, r *http.Request
 		return
 	}
 
-	tagPrm := &data.PutObjectTaggingParams{
-		ObjectVersion: &data.ObjectVersion{
+	tagPrm := &layer.PutObjectTaggingParams{
+		ObjectVersion: &layer.ObjectVersion{
 			BktInfo:    bktInfo,
 			ObjectName: reqInfo.ObjectName,
 			VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
 		},
 		TagSet: tagSet,
 	}
-
-	if err = h.obj.PutObjectTagging(ctx, tagPrm); err != nil {
+	nodeVersion, err := h.obj.PutObjectTagging(ctx, tagPrm)
+	if err != nil {
 		h.logAndSendError(w, "could not put object tagging", reqInfo, err)
 		return
 	}
 
+	s := &SendNotificationParams{
+		Event: EventObjectTaggingPut,
+		NotificationInfo: &data.NotificationInfo{
+			Name:    nodeVersion.FilePath,
+			Size:    nodeVersion.Size,
+			Version: nodeVersion.OID.EncodeToString(),
+			HashSum: nodeVersion.ETag,
+		},
+		BktInfo: bktInfo,
+		ReqInfo: reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
 	w.WriteHeader(http.StatusOK)
 }
 
@@ -68,8 +87,8 @@ func (h *handler) GetObjectTaggingHandler(w http.ResponseWriter, r *http.Request
 		return
 	}
 
-	tagPrm := &data.GetObjectTaggingParams{
-		ObjectVersion: &data.ObjectVersion{
+	tagPrm := &layer.GetObjectTaggingParams{
+		ObjectVersion: &layer.ObjectVersion{
 			BktInfo:    bktInfo,
 			ObjectName: reqInfo.ObjectName,
 			VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
@@ -100,24 +119,40 @@ func (h *handler) DeleteObjectTaggingHandler(w http.ResponseWriter, r *http.Requ
 		return
 	}
 
-	p := &data.ObjectVersion{
+	p := &layer.ObjectVersion{
 		BktInfo:    bktInfo,
 		ObjectName: reqInfo.ObjectName,
 		VersionID:  reqInfo.URL.Query().Get(api.QueryVersionID),
 	}
 
-	if err = h.obj.DeleteObjectTagging(ctx, p); err != nil {
+	nodeVersion, err := h.obj.DeleteObjectTagging(ctx, p)
+	if err != nil {
 		h.logAndSendError(w, "could not delete object tagging", reqInfo, err)
 		return
 	}
 
+	s := &SendNotificationParams{
+		Event: EventObjectTaggingDelete,
+		NotificationInfo: &data.NotificationInfo{
+			Name:    nodeVersion.FilePath,
+			Size:    nodeVersion.Size,
+			Version: nodeVersion.OID.EncodeToString(),
+			HashSum: nodeVersion.ETag,
+		},
+		BktInfo: bktInfo,
+		ReqInfo: reqInfo,
+	}
+	if err = h.sendNotifications(ctx, s); err != nil {
+		h.reqLogger(ctx).Error(logs.CouldntSendNotification, zap.Error(err))
+	}
+
 	w.WriteHeader(http.StatusNoContent)
 }
 
 func (h *handler) PutBucketTaggingHandler(w http.ResponseWriter, r *http.Request) {
 	reqInfo := middleware.GetReqInfo(r.Context())
 
-	tagSet, err := h.readTagSet(reqInfo.Tagging)
+	tagSet, err := h.readTagSet(r.Body)
 	if err != nil {
 		h.logAndSendError(w, "could not read tag set", reqInfo, err)
 		return
@@ -172,7 +207,12 @@ func (h *handler) DeleteBucketTaggingHandler(w http.ResponseWriter, r *http.Requ
 	w.WriteHeader(http.StatusNoContent)
 }
 
-func (h *handler) readTagSet(tagging *data.Tagging) (map[string]string, error) {
+func (h *handler) readTagSet(reader io.Reader) (map[string]string, error) {
+	tagging := new(Tagging)
+	if err := h.cfg.NewXMLDecoder(reader).Decode(tagging); err != nil {
+		return nil, errors.GetAPIError(errors.ErrMalformedXML)
+	}
+
 	if err := checkTagSet(tagging.TagSet); err != nil {
 		return nil, err
 	}
@@ -188,10 +228,10 @@ func (h *handler) readTagSet(tagging *data.Tagging) (map[string]string, error) {
 	return tagSet, nil
 }
 
-func encodeTagging(tagSet map[string]string) *data.Tagging {
-	tagging := &data.Tagging{}
+func encodeTagging(tagSet map[string]string) *Tagging {
+	tagging := &Tagging{}
 	for k, v := range tagSet {
-		tagging.TagSet = append(tagging.TagSet, data.Tag{Key: k, Value: v})
+		tagging.TagSet = append(tagging.TagSet, Tag{Key: k, Value: v})
 	}
 	sort.Slice(tagging.TagSet, func(i, j int) bool {
 		return tagging.TagSet[i].Key < tagging.TagSet[j].Key
@@ -200,7 +240,7 @@ func encodeTagging(tagSet map[string]string) *data.Tagging {
 	return tagging
 }
 
-func checkTagSet(tagSet []data.Tag) error {
+func checkTagSet(tagSet []Tag) error {
 	if len(tagSet) > maxTags {
 		return errors.GetAPIError(errors.ErrInvalidTagsSizeExceed)
 	}
@@ -214,7 +254,7 @@ func checkTagSet(tagSet []data.Tag) error {
 	return nil
 }
 
-func checkTag(tag data.Tag) error {
+func checkTag(tag Tag) error {
 	if len(tag.Key) < 1 || len(tag.Key) > keyTagMaxLength {
 		return errors.GetAPIError(errors.ErrInvalidTagKey)
 	}

api/handler/tagging_test.go

@@ -5,9 +5,7 @@ import (
 	"strings"
 	"testing"
 
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	apiErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"github.com/stretchr/testify/require"
 )
 
@@ -22,23 +20,23 @@ func TestTagsValidity(t *testing.T) {
 	}
 
 	for _, tc := range []struct {
-		tag   data.Tag
+		tag   Tag
 		valid bool
 	}{
-		{tag: data.Tag{}, valid: false},
-		{tag: data.Tag{Key: "", Value: "1"}, valid: false},
-		{tag: data.Tag{Key: "aws:key", Value: "val"}, valid: false},
-		{tag: data.Tag{Key: "key~", Value: "val"}, valid: false},
-		{tag: data.Tag{Key: "key\\", Value: "val"}, valid: false},
-		{tag: data.Tag{Key: "key?", Value: "val"}, valid: false},
-		{tag: data.Tag{Key: sbKey.String() + "b", Value: "val"}, valid: false},
-		{tag: data.Tag{Key: "key", Value: sbValue.String() + "b"}, valid: false},
+		{tag: Tag{}, valid: false},
+		{tag: Tag{Key: "", Value: "1"}, valid: false},
+		{tag: Tag{Key: "aws:key", Value: "val"}, valid: false},
+		{tag: Tag{Key: "key~", Value: "val"}, valid: false},
+		{tag: Tag{Key: "key\\", Value: "val"}, valid: false},
+		{tag: Tag{Key: "key?", Value: "val"}, valid: false},
+		{tag: Tag{Key: sbKey.String() + "b", Value: "val"}, valid: false},
+		{tag: Tag{Key: "key", Value: sbValue.String() + "b"}, valid: false},
 
-		{tag: data.Tag{Key: sbKey.String(), Value: "val"}, valid: true},
-		{tag: data.Tag{Key: "key", Value: sbValue.String()}, valid: true},
-		{tag: data.Tag{Key: "k e y", Value: "v a l"}, valid: true},
-		{tag: data.Tag{Key: "12345", Value: "1234"}, valid: true},
-		{tag: data.Tag{Key: allowedTagChars, Value: allowedTagChars}, valid: true},
+		{tag: Tag{Key: sbKey.String(), Value: "val"}, valid: true},
+		{tag: Tag{Key: "key", Value: sbValue.String()}, valid: true},
+		{tag: Tag{Key: "k e y", Value: "v a l"}, valid: true},
+		{tag: Tag{Key: "12345", Value: "1234"}, valid: true},
+		{tag: Tag{Key: allowedTagChars, Value: allowedTagChars}, valid: true},
 	} {
 		err := checkTag(tc.tag)
 		if tc.valid {
@@ -57,13 +55,13 @@ func TestPutObjectTaggingCheckUniqueness(t *testing.T) {
 
 	for _, tc := range []struct {
 		name  string
-		body  *data.Tagging
+		body  *Tagging
 		error bool
 	}{
 		{
 			name: "Two tags with unique keys",
-			body: &data.Tagging{
-				TagSet: []data.Tag{
+			body: &Tagging{
+				TagSet: []Tag{
 					{
 						Key:   "key-1",
 						Value: "val-1",
@@ -78,8 +76,8 @@ func TestPutObjectTaggingCheckUniqueness(t *testing.T) {
 		},
 		{
 			name: "Two tags with the same keys",
-			body: &data.Tagging{
-				TagSet: []data.Tag{
+			body: &Tagging{
+				TagSet: []Tag{
 					{
 						Key:   "key-1",
 						Value: "val-1",
@@ -95,7 +93,6 @@ func TestPutObjectTaggingCheckUniqueness(t *testing.T) {
 	} {
 		t.Run(tc.name, func(t *testing.T) {
 			w, r := prepareTestRequest(hc, bktName, objName, tc.body)
-			middleware.GetReqInfo(r.Context()).Tagging = tc.body
 			hc.Handler().PutObjectTaggingHandler(w, r)
 			if tc.error {
 				assertS3Error(t, w, apiErrors.GetAPIError(apiErrors.ErrInvalidTagKeyUniqueness))

api/handler/unimplemented.go

@@ -11,6 +11,10 @@ func (h *handler) SelectObjectContentHandler(w http.ResponseWriter, r *http.Requ
 	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
 }
 
+func (h *handler) GetBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
+	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
+}
+
 func (h *handler) GetBucketEncryptionHandler(w http.ResponseWriter, r *http.Request) {
 	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
 }
@@ -47,14 +51,10 @@ func (h *handler) ListObjectsV2MHandler(w http.ResponseWriter, r *http.Request)
 	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
 }
 
+func (h *handler) PutBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
+	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
+}
+
 func (h *handler) PutBucketEncryptionHandler(w http.ResponseWriter, r *http.Request) {
 	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
 }
-
-func (h *handler) PutBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
-	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
-}
-
-func (h *handler) GetBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
-	h.logAndSendError(w, "not implemented", middleware.GetReqInfo(r.Context()), errors.GetAPIError(errors.ErrNotImplemented))
-}

api/handler/util.go

@@ -16,6 +16,7 @@ import (
 	frosterrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"go.opentelemetry.io/otel/trace"
 	"go.uber.org/zap"
 )
@@ -41,7 +42,6 @@ func (h *handler) logAndSendError(w http.ResponseWriter, logText string, reqInfo
 		zap.String("bucket", reqInfo.BucketName),
 		zap.String("object", reqInfo.ObjectName),
 		zap.String("description", logText),
-		zap.String("user", reqInfo.User),
 		zap.Error(err)}
 	fields = append(fields, additional...)
 	if traceID, err := trace.TraceIDFromHex(reqInfo.TraceID); err == nil && traceID.IsValid() {
@@ -141,3 +141,16 @@ func parseRange(s string) (*layer.RangeParams, error) {
 		End:   values[1],
 	}, nil
 }
+
+func getSessionTokenSetEACL(ctx context.Context) (*session.Container, error) {
+	boxData, err := middleware.GetBoxData(ctx)
+	if err != nil {
+		return nil, err
+	}
+	sessionToken := boxData.Gate.SessionTokenForSetEACL()
+	if sessionToken == nil {
+		return nil, s3errors.GetAPIError(s3errors.ErrAccessDenied)
+	}
+
+	return sessionToken, nil
+}

api/headers.go

@@ -62,7 +62,6 @@ const (
 	AmzMaxParts                  = "X-Amz-Max-Parts"
 	AmzPartNumberMarker          = "X-Amz-Part-Number-Marker"
 	AmzStorageClass              = "X-Amz-Storage-Class"
-	AmzForceBucketDelete         = "X-Amz-Force-Delete-Bucket"
 
 	AmzServerSideEncryptionCustomerAlgorithm = "x-amz-server-side-encryption-customer-algorithm"
 	AmzServerSideEncryptionCustomerKey       = "x-amz-server-side-encryption-customer-key"

api/layer/cache.go

@@ -233,7 +233,7 @@ func (c *Cache) PutSettings(owner user.ID, bktInfo *data.BucketInfo, settings *d
 }
 
 func (c *Cache) GetCORS(owner user.ID, bkt *data.BucketInfo) *data.CORSConfiguration {
-	key := bkt.CORSObjectName()
+	key := bkt.Name + bkt.CORSObjectName()
 
 	if !c.accessCache.Get(owner, key) {
 		return nil
@@ -243,7 +243,7 @@ func (c *Cache) GetCORS(owner user.ID, bkt *data.BucketInfo) *data.CORSConfigura
 }
 
 func (c *Cache) PutCORS(owner user.ID, bkt *data.BucketInfo, cors *data.CORSConfiguration) {
-	key := bkt.CORSObjectName()
+	key := bkt.Name + bkt.CORSObjectName()
 
 	if err := c.systemCache.PutCORS(key, cors); err != nil {
 		c.logger.Warn(logs.CouldntCacheCors, zap.String("bucket", bkt.Name), zap.Error(err))
@@ -255,31 +255,26 @@ func (c *Cache) PutCORS(owner user.ID, bkt *data.BucketInfo, cors *data.CORSConf
 }
 
 func (c *Cache) DeleteCORS(bktInfo *data.BucketInfo) {
-	c.systemCache.Delete(bktInfo.CORSObjectName())
+	c.systemCache.Delete(bktInfo.Name + bktInfo.CORSObjectName())
 }
 
-func (c *Cache) GetLifecycleConfiguration(owner user.ID, bkt *data.BucketInfo) *data.LifecycleConfiguration {
-	key := bkt.LifecycleConfigurationObjectName()
+func (c *Cache) GetNotificationConfiguration(owner user.ID, bktInfo *data.BucketInfo) *data.NotificationConfiguration {
+	key := bktInfo.Name + bktInfo.NotificationConfigurationObjectName()
 
 	if !c.accessCache.Get(owner, key) {
 		return nil
 	}
 
-	return c.systemCache.GetLifecycleConfiguration(key)
+	return c.systemCache.GetNotificationConfiguration(key)
 }
 
-func (c *Cache) PutLifecycleConfiguration(owner user.ID, bkt *data.BucketInfo, cfg *data.LifecycleConfiguration) {
-	key := bkt.LifecycleConfigurationObjectName()
-
-	if err := c.systemCache.PutLifecycleConfiguration(key, cfg); err != nil {
-		c.logger.Warn(logs.CouldntCacheLifecycleConfiguration, zap.String("bucket", bkt.Name), zap.Error(err))
+func (c *Cache) PutNotificationConfiguration(owner user.ID, bktInfo *data.BucketInfo, configuration *data.NotificationConfiguration) {
+	key := bktInfo.Name + bktInfo.NotificationConfigurationObjectName()
+	if err := c.systemCache.PutNotificationConfiguration(key, configuration); err != nil {
+		c.logger.Warn(logs.CouldntCacheNotificationConfiguration, zap.String("bucket", bktInfo.Name), zap.Error(err))
 	}
 
 	if err := c.accessCache.Put(owner, key); err != nil {
 		c.logger.Warn(logs.CouldntCacheAccessControlOperation, zap.Error(err))
 	}
 }
-
-func (c *Cache) DeleteLifecycleConfiguration(bktInfo *data.BucketInfo) {
-	c.systemCache.Delete(bktInfo.LifecycleConfigurationObjectName())
-}

api/layer/compound.go

@@ -9,7 +9,7 @@ import (
 	s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 )
 
-func (n *Layer) GetObjectTaggingAndLock(ctx context.Context, objVersion *data.ObjectVersion, nodeVersion *data.NodeVersion) (map[string]string, data.LockInfo, error) {
+func (n *layer) GetObjectTaggingAndLock(ctx context.Context, objVersion *ObjectVersion, nodeVersion *data.NodeVersion) (map[string]string, data.LockInfo, error) {
 	var err error
 	owner := n.BearerOwner(ctx)
 

api/layer/container.go

@@ -12,15 +12,27 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
+	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"go.uber.org/zap"
 )
 
+type (
+	// BucketACL extends BucketInfo by eacl.Table.
+	BucketACL struct {
+		Info *data.BucketInfo
+		EACL *eacl.Table
+	}
+)
+
 const (
 	attributeLocationConstraint = ".s3-location-constraint"
 	AttributeLockEnabled        = "LockEnabled"
 )
 
-func (n *Layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.BucketInfo, error) {
+func (n *layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.BucketInfo, error) {
 	var (
 		err error
 		res *container.Container
@@ -52,6 +64,7 @@ func (n *Layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.Buck
 	info.Created = container.CreatedAt(cnr)
 	info.LocationConstraint = cnr.Attribute(attributeLocationConstraint)
 	info.HomomorphicHashDisabled = container.IsHomomorphicHashingDisabled(cnr)
+	info.APEEnabled = cnr.BasicACL().Bits() == 0
 
 	attrLockEnabled := cnr.Attribute(AttributeLockEnabled)
 	if len(attrLockEnabled) > 0 {
@@ -64,7 +77,7 @@ func (n *Layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.Buck
 		}
 	}
 
-	zone := n.features.FormContainerZone(reqInfo.Namespace)
+	zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
 	if zone != info.Zone {
 		return nil, fmt.Errorf("ns '%s' and zone '%s' are mismatched for container '%s'", zone, info.Zone, prm.ContainerID)
 	}
@@ -74,7 +87,7 @@ func (n *Layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.Buck
 	return info, nil
 }
 
-func (n *Layer) containerList(ctx context.Context) ([]*data.BucketInfo, error) {
+func (n *layer) containerList(ctx context.Context) ([]*data.BucketInfo, error) {
 	stoken := n.SessionTokenForRead(ctx)
 
 	prm := PrmUserContainers{
@@ -106,12 +119,12 @@ func (n *Layer) containerList(ctx context.Context) ([]*data.BucketInfo, error) {
 	return list, nil
 }
 
-func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*data.BucketInfo, error) {
+func (n *layer) createContainer(ctx context.Context, p *CreateBucketParams) (*data.BucketInfo, error) {
 	if p.LocationConstraint == "" {
 		p.LocationConstraint = api.DefaultLocationConstraint // s3tests_boto3.functional.test_s3:test_bucket_get_location
 	}
 
-	zone := n.features.FormContainerZone(p.Namespace)
+	zone, _ := n.features.FormContainerZone(p.Namespace)
 
 	bktInfo := &data.BucketInfo{
 		Name:               p.Name,
@@ -120,6 +133,7 @@ func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
 		Created:            TimeNow(ctx),
 		LocationConstraint: p.LocationConstraint,
 		ObjectLockEnabled:  p.ObjectLockEnabled,
+		APEEnabled:         p.APEEnabled,
 	}
 
 	attributes := [][2]string{
@@ -132,6 +146,11 @@ func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
 		})
 	}
 
+	basicACL := acl.PublicRWExtended
+	if p.APEEnabled {
+		basicACL = 0
+	}
+
 	res, err := n.frostFS.CreateContainer(ctx, PrmContainerCreate{
 		Creator:              bktInfo.Owner,
 		Policy:               p.Policy,
@@ -140,7 +159,7 @@ func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
 		SessionToken:         p.SessionContainerCreation,
 		CreationTime:         bktInfo.Created,
 		AdditionalAttributes: attributes,
-		BasicACL:             0, // means APE
+		BasicACL:             basicACL,
 	})
 	if err != nil {
 		return nil, fmt.Errorf("create container: %w", err)
@@ -153,3 +172,17 @@ func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
 
 	return bktInfo, nil
 }
+
+func (n *layer) setContainerEACLTable(ctx context.Context, idCnr cid.ID, table *eacl.Table, sessionToken *session.Container) error {
+	table.SetCID(idCnr)
+
+	return n.frostFS.SetContainerEACL(ctx, *table, sessionToken)
+}
+
+func (n *layer) GetContainerEACL(ctx context.Context, cnrID cid.ID) (*eacl.Table, error) {
+	prm := PrmContainerEACL{
+		ContainerID:  cnrID,
+		SessionToken: n.SessionTokenForRead(ctx),
+	}
+	return n.frostFS.ContainerEACL(ctx, prm)
+}

api/layer/cors.go

@@ -10,8 +10,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
-	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.uber.org/zap"
 )
 
@@ -19,7 +17,7 @@ const wildcard = "*"
 
 var supportedMethods = map[string]struct{}{"GET": {}, "HEAD": {}, "POST": {}, "PUT": {}, "DELETE": {}}
 
-func (n *Layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
+func (n *layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
 	var (
 		buf  bytes.Buffer
 		tee  = io.TeeReader(p.Reader, &buf)
@@ -39,36 +37,29 @@ func (n *Layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
 	}
 
 	prm := PrmObjectCreate{
+		Container:    p.BktInfo.CID,
 		Payload:      &buf,
 		Filepath:     p.BktInfo.CORSObjectName(),
 		CreationTime: TimeNow(ctx),
+		CopiesNumber: p.CopiesNumbers,
 	}
 
-	var corsBkt *data.BucketInfo
-	if n.corsCnrInfo == nil {
-		corsBkt = p.BktInfo
-		prm.CopiesNumber = p.CopiesNumbers
-	} else {
-		corsBkt = n.corsCnrInfo
-		prm.PrmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	prm.Container = corsBkt.CID
-
-	createdObj, err := n.objectPutAndHash(ctx, prm, corsBkt)
+	_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
 	if err != nil {
-		return fmt.Errorf("put cors object: %w", err)
+		return fmt.Errorf("put system object: %w", err)
 	}
 
-	objsToDelete, err := n.treeService.PutBucketCORS(ctx, p.BktInfo, newAddress(corsBkt.CID, createdObj.ID))
-	objToDeleteNotFound := errorsStd.Is(err, ErrNoNodeToRemove)
-	if err != nil && !objToDeleteNotFound {
+	objIDToDelete, err := n.treeService.PutBucketCORS(ctx, p.BktInfo, objID)
+	objIDToDeleteNotFound := errorsStd.Is(err, ErrNoNodeToRemove)
+	if err != nil && !objIDToDeleteNotFound {
 		return err
 	}
 
-	if !objToDeleteNotFound {
-		for _, addr := range objsToDelete {
-			n.deleteCORSObject(ctx, p.BktInfo, addr)
+	if !objIDToDeleteNotFound {
+		if err = n.objectDelete(ctx, p.BktInfo, objIDToDelete); err != nil {
+			n.reqLogger(ctx).Error(logs.CouldntDeleteCorsObject, zap.Error(err),
+				zap.String("cnrID", p.BktInfo.CID.EncodeToString()),
+				zap.String("objID", objIDToDelete.EncodeToString()))
 		}
 	}
 
@@ -77,41 +68,27 @@ func (n *Layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
 	return nil
 }
 
-// deleteCORSObject removes object and logs in case of error.
-func (n *Layer) deleteCORSObject(ctx context.Context, bktInfo *data.BucketInfo, addr oid.Address) {
-	var prmAuth PrmAuth
-	corsBkt := bktInfo
-	if !addr.Container().Equals(bktInfo.CID) && !addr.Container().Equals(cid.ID{}) {
-		corsBkt = &data.BucketInfo{CID: addr.Container()}
-		prmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	if err := n.objectDeleteWithAuth(ctx, corsBkt, addr.Object(), prmAuth); err != nil {
-		n.reqLogger(ctx).Error(logs.CouldntDeleteCorsObject, zap.Error(err),
-			zap.String("cnrID", corsBkt.CID.EncodeToString()),
-			zap.String("objID", addr.Object().EncodeToString()))
-	}
-}
-
-func (n *Layer) GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (*data.CORSConfiguration, error) {
+func (n *layer) GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (*data.CORSConfiguration, error) {
 	cors, err := n.getCORS(ctx, bktInfo)
 	if err != nil {
+		if errorsStd.Is(err, ErrNodeNotFound) {
+			return nil, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrNoSuchCORSConfiguration), err.Error())
+		}
 		return nil, err
 	}
 
 	return cors, nil
 }
 
-func (n *Layer) DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) error {
-	objs, err := n.treeService.DeleteBucketCORS(ctx, bktInfo)
-	objNotFound := errorsStd.Is(err, ErrNoNodeToRemove)
-	if err != nil && !objNotFound {
+func (n *layer) DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) error {
+	objID, err := n.treeService.DeleteBucketCORS(ctx, bktInfo)
+	objIDNotFound := errorsStd.Is(err, ErrNoNodeToRemove)
+	if err != nil && !objIDNotFound {
 		return err
 	}
-
-	if !objNotFound {
-		for _, addr := range objs {
-			n.deleteCORSObject(ctx, bktInfo, addr)
+	if !objIDNotFound {
+		if err = n.objectDelete(ctx, bktInfo, objID); err != nil {
+			return err
 		}
 	}
 

api/layer/frostfs.go

@@ -11,6 +11,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -63,6 +64,15 @@ type PrmUserContainers struct {
 	SessionToken *session.Container
 }
 
+// PrmContainerEACL groups parameters of FrostFS.ContainerEACL operation.
+type PrmContainerEACL struct {
+	// Container identifier.
+	ContainerID cid.ID
+
+	// Token of the container's creation session. Nil means session absence.
+	SessionToken *session.Container
+}
+
 // ContainerCreateResult is a result parameter of FrostFS.CreateContainer operation.
 type ContainerCreateResult struct {
 	ContainerID             cid.ID
@@ -78,8 +88,8 @@ type PrmAuth struct {
 	PrivateKey *ecdsa.PrivateKey
 }
 
-// PrmObjectHead groups parameters of FrostFS.HeadObject operation.
-type PrmObjectHead struct {
+// PrmObjectRead groups parameters of FrostFS.ReadObject operation.
+type PrmObjectRead struct {
 	// Authentication parameters.
 	PrmAuth
 
@@ -88,39 +98,21 @@ type PrmObjectHead struct {
 
 	// ID of the object for which to read the header.
 	Object oid.ID
-}
 
-// PrmObjectGet groups parameters of FrostFS.GetObject operation.
-type PrmObjectGet struct {
-	// Authentication parameters.
-	PrmAuth
+	// Flag to read object header.
+	WithHeader bool
 
-	// Container to read the object header from.
-	Container cid.ID
-
-	// ID of the object for which to read the header.
-	Object oid.ID
-}
-
-// PrmObjectRange groups parameters of FrostFS.RangeObject operation.
-type PrmObjectRange struct {
-	// Authentication parameters.
-	PrmAuth
-
-	// Container to read the object header from.
-	Container cid.ID
-
-	// ID of the object for which to read the header.
-	Object oid.ID
+	// Flag to read object payload. False overlaps payload range.
+	WithPayload bool
 
 	// Offset-length range of the object payload to be read.
 	PayloadRange [2]uint64
 }
 
-// Object represents full read FrostFS object.
-type Object struct {
-	// Object header (doesn't contain payload).
-	Header object.Object
+// ObjectPart represents partially read FrostFS object.
+type ObjectPart struct {
+	// Object header with optional in-memory payload part.
+	Head *object.Object
 
 	// Object payload part encapsulated in io.Reader primitive.
 	// Returns ErrAccessDenied on read access violation.
@@ -166,12 +158,6 @@ type PrmObjectCreate struct {
 	BufferMaxSize uint64
 }
 
-// CreateObjectResult is a result parameter of FrostFS.CreateObject operation.
-type CreateObjectResult struct {
-	ObjectID      oid.ID
-	CreationEpoch uint64
-}
-
 // PrmObjectDelete groups parameters of FrostFS.DeleteObject operation.
 type PrmObjectDelete struct {
 	// Authentication parameters.
@@ -200,27 +186,6 @@ type PrmObjectSearch struct {
 	FilePrefix string
 }
 
-// PrmObjectPatch groups parameters of FrostFS.PatchObject operation.
-type PrmObjectPatch struct {
-	// Authentication parameters.
-	PrmAuth
-
-	// Container of the patched object.
-	Container cid.ID
-
-	// Identifier of the patched object.
-	Object oid.ID
-
-	// Object patch payload encapsulated in io.Reader primitive.
-	Payload io.Reader
-
-	// Object range to patch.
-	Offset, Length uint64
-
-	// Size of original object payload.
-	ObjectSize uint64
-}
-
 var (
 	// ErrAccessDenied is returned from FrostFS in case of access violation.
 	ErrAccessDenied = errors.New("access denied")
@@ -251,6 +216,18 @@ type FrostFS interface {
 	// prevented the containers from being listed.
 	UserContainers(context.Context, PrmUserContainers) ([]cid.ID, error)
 
+	// SetContainerEACL saves the eACL table of the container in FrostFS. The
+	// extended ACL is modified within session if session token is not nil.
+	//
+	// It returns any error encountered which prevented the eACL from being saved.
+	SetContainerEACL(context.Context, eacl.Table, *session.Container) error
+
+	// ContainerEACL reads the container eACL from FrostFS by the container ID.
+	//
+	// It returns exactly one non-nil value. It returns any error encountered which
+	// prevented the eACL from being read.
+	ContainerEACL(context.Context, PrmContainerEACL) (*eacl.Table, error)
+
 	// DeleteContainer marks the container to be removed from FrostFS by ID.
 	// Request is sent within session if the session token is specified.
 	// Successful return does not guarantee actual removal.
@@ -258,15 +235,13 @@ type FrostFS interface {
 	// It returns any error encountered which prevented the removal request from being sent.
 	DeleteContainer(context.Context, cid.ID, *session.Container) error
 
-	// HeadObject reads an info of the object from the FrostFS container by identifier.
+	// ReadObject reads a part of the object from the FrostFS container by identifier.
+	// Exact part is returned according to the parameters:
+	//   * with header only: empty payload (both in-mem and reader parts are nil);
+	//   * with payload only: header is nil (zero range means full payload);
+	//   * with header and payload: full in-mem object, payload reader is nil.
 	//
-	// It returns ErrAccessDenied on read access violation.
-	//
-	// It returns exactly one non-nil value. It returns any error encountered which
-	// prevented the object header from being read.
-	HeadObject(ctx context.Context, prm PrmObjectHead) (*object.Object, error)
-
-	// GetObject reads an object from the FrostFS container by identifier.
+	// WithHeader or WithPayload is true. Range length is positive if offset is positive.
 	//
 	// Payload reader should be closed if it is no longer needed.
 	//
@@ -274,29 +249,19 @@ type FrostFS interface {
 	//
 	// It returns exactly one non-nil value. It returns any error encountered which
 	// prevented the object header from being read.
-	GetObject(ctx context.Context, prm PrmObjectGet) (*Object, error)
-
-	// RangeObject reads a part of object from the FrostFS container by identifier.
-	//
-	// Payload reader should be closed if it is no longer needed.
-	//
-	// It returns ErrAccessDenied on read access violation.
-	//
-	// It returns exactly one non-nil value. It returns any error encountered which
-	// prevented the object header from being read.
-	RangeObject(ctx context.Context, prm PrmObjectRange) (io.ReadCloser, error)
+	ReadObject(context.Context, PrmObjectRead) (*ObjectPart, error)
 
 	// CreateObject creates and saves a parameterized object in the FrostFS container.
 	// It sets 'Timestamp' attribute to the current time.
-	// It returns the ID and creation epoch of the saved object.
+	// It returns the ID of the saved object.
 	//
 	// Creation time should be written into the object (UTC).
 	//
 	// It returns ErrAccessDenied on write access violation.
 	//
-	// It returns exactly one non-nil value. It returns any error encountered which
-	// prevented the object from being created.
-	CreateObject(context.Context, PrmObjectCreate) (*CreateObjectResult, error)
+	// It returns exactly one non-zero value. It returns any error encountered which
+	// prevented the container from being created.
+	CreateObject(context.Context, PrmObjectCreate) (oid.ID, error)
 
 	// DeleteObject marks the object to be removed from the FrostFS container by identifier.
 	// Successful return does not guarantee actual removal.
@@ -315,15 +280,6 @@ type FrostFS interface {
 	// prevented the objects from being selected.
 	SearchObjects(context.Context, PrmObjectSearch) ([]oid.ID, error)
 
-	// PatchObject performs object patch in the FrostFS container.
-	// It returns the ID of the patched object.
-	//
-	// It returns ErrAccessDenied on selection access violation.
-	//
-	// It returns exactly one non-nil value. It returns any error encountered which
-	// prevented the objects from being patched.
-	PatchObject(context.Context, PrmObjectPatch) (oid.ID, error)
-
 	// TimeToEpoch computes current epoch and the epoch that corresponds to the provided now and future time.
 	// Note:
 	// * future time must be after the now
@@ -331,7 +287,4 @@ type FrostFS interface {
 	//
 	// It returns any error encountered which prevented computing epochs.
 	TimeToEpoch(ctx context.Context, now time.Time, future time.Time) (uint64, uint64, error)
-
-	// NetworkInfo returns parameters of FrostFS network.
-	NetworkInfo(context.Context) (netmap.NetworkInfo, error)
 }

api/layer/frostfs_mock.go

@@ -5,11 +5,12 @@ import (
 	"context"
 	"crypto/rand"
 	"crypto/sha256"
+	"errors"
 	"fmt"
 	"io"
-	"strings"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/acl"
 	v2container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
 	objectv2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
@@ -18,10 +19,9 @@ import (
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
-	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
@@ -52,12 +52,12 @@ func (k *FeatureSettingsMock) SetMD5Enabled(md5Enabled bool) {
 	k.md5Enabled = md5Enabled
 }
 
-func (k *FeatureSettingsMock) FormContainerZone(ns string) string {
+func (k *FeatureSettingsMock) FormContainerZone(ns string) (zone string, isDefault bool) {
 	if ns == "" {
-		return v2container.SysAttributeZoneDefault
+		return v2container.SysAttributeZoneDefault, true
 	}
 
-	return ns + ".ns"
+	return ns + ".ns", false
 }
 
 type TestFrostFS struct {
@@ -67,6 +67,7 @@ type TestFrostFS struct {
 	objectErrors    map[string]error
 	objectPutErrors map[string]error
 	containers      map[string]*container.Container
+	eaclTables      map[string]*eacl.Table
 	currentEpoch    uint64
 	key             *keys.PrivateKey
 }
@@ -77,6 +78,7 @@ func NewTestFrostFS(key *keys.PrivateKey) *TestFrostFS {
 		objectErrors:    make(map[string]error),
 		objectPutErrors: make(map[string]error),
 		containers:      make(map[string]*container.Container),
+		eaclTables:      make(map[string]*eacl.Table),
 		key:             key,
 	}
 }
@@ -206,10 +208,10 @@ func (t *TestFrostFS) UserContainers(context.Context, PrmUserContainers) ([]cid.
 	return res, nil
 }
 
-func (t *TestFrostFS) retrieveObject(ctx context.Context, cnrID cid.ID, objID oid.ID) (*object.Object, error) {
+func (t *TestFrostFS) ReadObject(ctx context.Context, prm PrmObjectRead) (*ObjectPart, error) {
 	var addr oid.Address
-	addr.SetContainer(cnrID)
-	addr.SetObject(objID)
+	addr.SetContainer(prm.Container)
+	addr.SetObject(prm.Object)
 
 	sAddr := addr.EncodeToString()
 
@@ -219,48 +221,30 @@ func (t *TestFrostFS) retrieveObject(ctx context.Context, cnrID cid.ID, objID oi
 
 	if obj, ok := t.objects[sAddr]; ok {
 		owner := getBearerOwner(ctx)
-		if !t.checkAccess(cnrID, owner) {
+		if !t.checkAccess(prm.Container, owner, eacl.OperationGet, obj) {
 			return nil, ErrAccessDenied
 		}
 
-		return obj, nil
+		payload := obj.Payload()
+
+		if prm.PayloadRange[0]+prm.PayloadRange[1] > 0 {
+			off := prm.PayloadRange[0]
+			payload = payload[off : off+prm.PayloadRange[1]]
+		}
+
+		return &ObjectPart{
+			Head:    obj,
+			Payload: io.NopCloser(bytes.NewReader(payload)),
+		}, nil
 	}
 
 	return nil, fmt.Errorf("%w: %s", &apistatus.ObjectNotFound{}, addr)
 }
 
-func (t *TestFrostFS) HeadObject(ctx context.Context, prm PrmObjectHead) (*object.Object, error) {
-	return t.retrieveObject(ctx, prm.Container, prm.Object)
-}
-
-func (t *TestFrostFS) GetObject(ctx context.Context, prm PrmObjectGet) (*Object, error) {
-	obj, err := t.retrieveObject(ctx, prm.Container, prm.Object)
-	if err != nil {
-		return nil, err
-	}
-
-	return &Object{
-		Header:  *obj,
-		Payload: io.NopCloser(bytes.NewReader(obj.Payload())),
-	}, nil
-}
-
-func (t *TestFrostFS) RangeObject(ctx context.Context, prm PrmObjectRange) (io.ReadCloser, error) {
-	obj, err := t.retrieveObject(ctx, prm.Container, prm.Object)
-	if err != nil {
-		return nil, err
-	}
-
-	off := prm.PayloadRange[0]
-	payload := obj.Payload()[off : off+prm.PayloadRange[1]]
-
-	return io.NopCloser(bytes.NewReader(payload)), nil
-}
-
-func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (*CreateObjectResult, error) {
+func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (oid.ID, error) {
 	b := make([]byte, 32)
 	if _, err := io.ReadFull(rand.Reader, b); err != nil {
-		return nil, err
+		return oid.ID{}, err
 	}
 	var id oid.ID
 	id.SetSHA256(sha256.Sum256(b))
@@ -268,7 +252,7 @@ func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (*Cre
 	attrs := make([]object.Attribute, 0)
 
 	if err := t.objectPutErrors[prm.Filepath]; err != nil {
-		return nil, err
+		return oid.ID{}, err
 	}
 
 	if prm.Filepath != "" {
@@ -313,7 +297,7 @@ func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (*Cre
 	if prm.Payload != nil {
 		all, err := io.ReadAll(prm.Payload)
 		if err != nil {
-			return nil, err
+			return oid.ID{}, err
 		}
 		obj.SetPayload(all)
 		obj.SetPayloadSize(uint64(len(all)))
@@ -327,10 +311,7 @@ func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (*Cre
 
 	addr := newAddress(cnrID, objID)
 	t.objects[addr.EncodeToString()] = obj
-	return &CreateObjectResult{
-		ObjectID:      objID,
-		CreationEpoch: t.currentEpoch - 1,
-	}, nil
+	return objID, nil
 }
 
 func (t *TestFrostFS) DeleteObject(ctx context.Context, prm PrmObjectDelete) error {
@@ -342,9 +323,9 @@ func (t *TestFrostFS) DeleteObject(ctx context.Context, prm PrmObjectDelete) err
 		return err
 	}
 
-	if _, ok := t.objects[addr.EncodeToString()]; ok {
+	if obj, ok := t.objects[addr.EncodeToString()]; ok {
 		owner := getBearerOwner(ctx)
-		if !t.checkAccess(prm.Container, owner) {
+		if !t.checkAccess(prm.Container, owner, eacl.OperationDelete, obj) {
 			return ErrAccessDenied
 		}
 
@@ -372,87 +353,31 @@ func (t *TestFrostFS) AllObjects(cnrID cid.ID) []oid.ID {
 	return result
 }
 
-func (t *TestFrostFS) SearchObjects(_ context.Context, prm PrmObjectSearch) ([]oid.ID, error) {
-	filters := object.NewSearchFilters()
-	filters.AddRootFilter()
-
-	if prm.ExactAttribute[0] != "" {
-		filters.AddFilter(prm.ExactAttribute[0], prm.ExactAttribute[1], object.MatchStringEqual)
+func (t *TestFrostFS) SetContainerEACL(_ context.Context, table eacl.Table, _ *session.Container) error {
+	cnrID, ok := table.CID()
+	if !ok {
+		return errors.New("invalid cid")
 	}
 
-	cidStr := prm.Container.EncodeToString()
-
-	var res []oid.ID
-
-	if len(filters) == 1 {
-		for k, v := range t.objects {
-			if strings.Contains(k, cidStr) {
-				id, _ := v.ID()
-				res = append(res, id)
-			}
-		}
-		return res, nil
+	if _, ok = t.containers[cnrID.EncodeToString()]; !ok {
+		return errors.New("not found")
 	}
 
-	filter := filters[1]
-	if len(filters) != 2 || filter.Operation() != object.MatchStringEqual {
-		return nil, fmt.Errorf("usupported filters")
-	}
+	t.eaclTables[cnrID.EncodeToString()] = &table
 
-	for k, v := range t.objects {
-		if strings.Contains(k, cidStr) && isMatched(v.Attributes(), filter) {
-			id, _ := v.ID()
-			res = append(res, id)
-		}
-	}
-
-	return res, nil
+	return nil
 }
 
-func (t *TestFrostFS) NetworkInfo(context.Context) (netmap.NetworkInfo, error) {
-	ni := netmap.NetworkInfo{}
-	ni.SetCurrentEpoch(t.currentEpoch)
+func (t *TestFrostFS) ContainerEACL(_ context.Context, prm PrmContainerEACL) (*eacl.Table, error) {
+	table, ok := t.eaclTables[prm.ContainerID.EncodeToString()]
+	if !ok {
+		return nil, errors.New("not found")
+	}
 
-	return ni, nil
+	return table, nil
 }
 
-func (t *TestFrostFS) PatchObject(ctx context.Context, prm PrmObjectPatch) (oid.ID, error) {
-	obj, err := t.retrieveObject(ctx, prm.Container, prm.Object)
-	if err != nil {
-		return oid.ID{}, err
-	}
-
-	newObj := *obj
-
-	patchBytes, err := io.ReadAll(prm.Payload)
-	if err != nil {
-		return oid.ID{}, err
-	}
-
-	var newPayload []byte
-	if prm.Offset > 0 {
-		newPayload = append(newPayload, obj.Payload()[:prm.Offset]...)
-	}
-	newPayload = append(newPayload, patchBytes...)
-	if prm.Offset+prm.Length < obj.PayloadSize() {
-		newPayload = append(newPayload, obj.Payload()[prm.Offset+prm.Length:]...)
-	}
-	newObj.SetPayload(newPayload)
-	newObj.SetPayloadSize(uint64(len(newPayload)))
-
-	var hash checksum.Checksum
-	checksum.Calculate(&hash, checksum.SHA256, newPayload)
-	newObj.SetPayloadChecksum(hash)
-
-	newID := oidtest.ID()
-	newObj.SetID(newID)
-
-	t.objects[newAddress(prm.Container, newID).EncodeToString()] = &newObj
-
-	return newID, nil
-}
-
-func (t *TestFrostFS) checkAccess(cnrID cid.ID, owner user.ID) bool {
+func (t *TestFrostFS) checkAccess(cnrID cid.ID, owner user.ID, op eacl.Operation, obj *object.Object) bool {
 	cnr, ok := t.containers[cnrID.EncodeToString()]
 	if !ok {
 		return false
@@ -462,6 +387,57 @@ func (t *TestFrostFS) checkAccess(cnrID cid.ID, owner user.ID) bool {
 		return cnr.Owner().Equals(owner)
 	}
 
+	table, ok := t.eaclTables[cnrID.EncodeToString()]
+	if !ok {
+		return true
+	}
+
+	for _, rec := range table.Records() {
+		if rec.Operation() != op {
+			continue
+		}
+
+		if !matchTarget(rec, owner) {
+			continue
+		}
+
+		if matchFilter(rec.Filters(), obj) {
+			return rec.Action() == eacl.ActionAllow
+		}
+	}
+
+	return true
+}
+
+func matchTarget(rec eacl.Record, owner user.ID) bool {
+	for _, trgt := range rec.Targets() {
+		if trgt.Role() == eacl.RoleOthers {
+			return true
+		}
+		var targetOwner user.ID
+		for _, pk := range eacl.TargetECDSAKeys(&trgt) {
+			user.IDFromKey(&targetOwner, *pk)
+			if targetOwner.Equals(owner) {
+				return true
+			}
+		}
+	}
+
+	return false
+}
+
+func matchFilter(filters []eacl.Filter, obj *object.Object) bool {
+	objID, _ := obj.ID()
+	for _, f := range filters {
+		fv2 := f.ToV2()
+		if fv2.GetMatchType() != acl.MatchTypeStringEqual ||
+			fv2.GetHeaderType() != acl.HeaderTypeObject ||
+			fv2.GetKey() != acl.FilterObjectID ||
+			fv2.GetValue() != objID.EncodeToString() {
+			return false
+		}
+	}
+
 	return true
 }
 
@@ -472,12 +448,3 @@ func getBearerOwner(ctx context.Context) user.ID {
 
 	return user.ID{}
 }
-
-func isMatched(attributes []object.Attribute, filter object.SearchFilter) bool {
-	for _, attr := range attributes {
-		if attr.Key() == filter.Header() && attr.Value() == filter.Value() {
-			return true
-		}
-	}
-	return false
-}

api/layer/layer.go

@@ -6,11 +6,9 @@ import (
 	"crypto/rand"
 	"encoding/json"
 	"encoding/xml"
-	stderrors "errors"
 	"fmt"
 	"io"
 	"net/url"
-	"sort"
 	"strconv"
 	"strings"
 	"time"
@@ -18,58 +16,65 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer/encryption"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
+	"github.com/nats-io/nats.go"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"go.uber.org/zap"
 )
 
 type (
+	EventListener interface {
+		Subscribe(context.Context, string, MsgHandler) error
+		Listen(context.Context)
+	}
+
+	MsgHandler interface {
+		HandleMessage(context.Context, *nats.Msg) error
+	}
+
+	MsgHandlerFunc func(context.Context, *nats.Msg) error
+
 	BucketResolver interface {
-		Resolve(ctx context.Context, zone, name string) (cid.ID, error)
+		Resolve(ctx context.Context, name string) (cid.ID, error)
 	}
 
 	FeatureSettings interface {
 		ClientCut() bool
 		BufferMaxSizeForPut() uint64
 		MD5Enabled() bool
-		FormContainerZone(ns string) string
+		FormContainerZone(ns string) (zone string, isDefault bool)
 	}
 
-	Layer struct {
-		frostFS          FrostFS
-		gateOwner        user.ID
-		log              *zap.Logger
-		anonKey          AnonymousKey
-		resolver         BucketResolver
-		cache            *Cache
-		treeService      TreeService
-		features         FeatureSettings
-		gateKey          *keys.PrivateKey
-		corsCnrInfo      *data.BucketInfo
-		lifecycleCnrInfo *data.BucketInfo
+	layer struct {
+		frostFS     FrostFS
+		gateOwner   user.ID
+		log         *zap.Logger
+		anonKey     AnonymousKey
+		resolver    BucketResolver
+		ncontroller EventListener
+		cache       *Cache
+		treeService TreeService
+		features    FeatureSettings
 	}
 
 	Config struct {
-		GateOwner        user.ID
-		ChainAddress     string
-		Cache            *Cache
-		AnonKey          AnonymousKey
-		Resolver         BucketResolver
-		TreeService      TreeService
-		Features         FeatureSettings
-		GateKey          *keys.PrivateKey
-		CORSCnrInfo      *data.BucketInfo
-		LifecycleCnrInfo *data.BucketInfo
+		GateOwner    user.ID
+		ChainAddress string
+		Cache        *Cache
+		AnonKey      AnonymousKey
+		Resolver     BucketResolver
+		TreeService  TreeService
+		Features     FeatureSettings
 	}
 
 	// AnonymousKey contains data for anonymous requests.
@@ -93,6 +98,14 @@ type (
 		VersionID string
 	}
 
+	// ObjectVersion stores object version info.
+	ObjectVersion struct {
+		BktInfo               *data.BucketInfo
+		ObjectName            string
+		VersionID             string
+		NoErrorOnDeleteMarker bool
+	}
+
 	// RangeParams stores range header request parameters.
 	RangeParams struct {
 		Start uint64
@@ -124,11 +137,10 @@ type (
 	}
 
 	DeleteObjectParams struct {
-		BktInfo     *data.BucketInfo
-		Objects     []*VersionedObject
-		Settings    *data.BucketSettings
-		NetworkInfo netmap.NetworkInfo
-		IsMultiple  bool
+		BktInfo    *data.BucketInfo
+		Objects    []*VersionedObject
+		Settings   *data.BucketSettings
+		IsMultiple bool
 	}
 
 	// PutSettingsParams stores object copy request parameters.
@@ -160,7 +172,6 @@ type (
 		DstEncryption encryption.Params
 		CopiesNumbers []uint32
 	}
-
 	// CreateBucketParams stores bucket create request parameters.
 	CreateBucketParams struct {
 		Name                     string
@@ -169,12 +180,18 @@ type (
 		SessionContainerCreation *session.Container
 		LocationConstraint       string
 		ObjectLockEnabled        bool
+		APEEnabled               bool
+	}
+	// PutBucketACLParams stores put bucket acl request parameters.
+	PutBucketACLParams struct {
+		BktInfo      *data.BucketInfo
+		EACL         *eacl.Table
+		SessionToken *session.Container
 	}
 	// DeleteBucketParams stores delete bucket request parameters.
 	DeleteBucketParams struct {
 		BktInfo      *data.BucketInfo
 		SessionToken *session.Container
-		SkipCheck    bool
 	}
 
 	// ListObjectVersionsParams stores list objects versions parameters.
@@ -203,6 +220,68 @@ type (
 		encrypted    bool
 		decryptedLen uint64
 	}
+
+	// Client provides S3 API client interface.
+	Client interface {
+		Initialize(ctx context.Context, c EventListener) error
+		EphemeralKey() *keys.PublicKey
+
+		GetBucketSettings(ctx context.Context, bktInfo *data.BucketInfo) (*data.BucketSettings, error)
+		PutBucketSettings(ctx context.Context, p *PutSettingsParams) error
+
+		PutBucketCORS(ctx context.Context, p *PutCORSParams) error
+		GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (*data.CORSConfiguration, error)
+		DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) error
+
+		ListBuckets(ctx context.Context) ([]*data.BucketInfo, error)
+		GetBucketInfo(ctx context.Context, name string) (*data.BucketInfo, error)
+		ResolveCID(ctx context.Context, name string) (cid.ID, error)
+		GetBucketACL(ctx context.Context, bktInfo *data.BucketInfo) (*BucketACL, error)
+		PutBucketACL(ctx context.Context, p *PutBucketACLParams) error
+		CreateBucket(ctx context.Context, p *CreateBucketParams) (*data.BucketInfo, error)
+		DeleteBucket(ctx context.Context, p *DeleteBucketParams) error
+
+		GetObject(ctx context.Context, p *GetObjectParams) (*ObjectPayload, error)
+		GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ObjectInfo, error)
+		GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error)
+
+		GetLockInfo(ctx context.Context, obj *ObjectVersion) (*data.LockInfo, error)
+		PutLockInfo(ctx context.Context, p *PutLockInfoParams) error
+
+		GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) (map[string]string, error)
+		PutBucketTagging(ctx context.Context, bktInfo *data.BucketInfo, tagSet map[string]string) error
+		DeleteBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) error
+
+		GetObjectTagging(ctx context.Context, p *GetObjectTaggingParams) (string, map[string]string, error)
+		PutObjectTagging(ctx context.Context, p *PutObjectTaggingParams) (*data.NodeVersion, error)
+		DeleteObjectTagging(ctx context.Context, p *ObjectVersion) (*data.NodeVersion, error)
+
+		PutObject(ctx context.Context, p *PutObjectParams) (*data.ExtendedObjectInfo, error)
+
+		CopyObject(ctx context.Context, p *CopyObjectParams) (*data.ExtendedObjectInfo, error)
+
+		ListObjectsV1(ctx context.Context, p *ListObjectsParamsV1) (*ListObjectsInfoV1, error)
+		ListObjectsV2(ctx context.Context, p *ListObjectsParamsV2) (*ListObjectsInfoV2, error)
+		ListObjectVersions(ctx context.Context, p *ListObjectVersionsParams) (*ListObjectVersionsInfo, error)
+
+		DeleteObjects(ctx context.Context, p *DeleteObjectParams) []*VersionedObject
+
+		CreateMultipartUpload(ctx context.Context, p *CreateMultipartParams) error
+		CompleteMultipartUpload(ctx context.Context, p *CompleteMultipartParams) (*UploadData, *data.ExtendedObjectInfo, error)
+		UploadPart(ctx context.Context, p *UploadPartParams) (string, error)
+		UploadPartCopy(ctx context.Context, p *UploadCopyParams) (*data.ObjectInfo, error)
+		ListMultipartUploads(ctx context.Context, p *ListMultipartUploadsParams) (*ListMultipartUploadsInfo, error)
+		AbortMultipartUpload(ctx context.Context, p *UploadInfoParams) error
+		ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsInfo, error)
+
+		PutBucketNotificationConfiguration(ctx context.Context, p *PutBucketNotificationConfigurationParams) error
+		GetBucketNotificationConfiguration(ctx context.Context, bktInfo *data.BucketInfo) (*data.NotificationConfiguration, error)
+
+		// Compound methods for optimizations
+
+		// GetObjectTaggingAndLock unifies GetObjectTagging and GetLock methods in single tree service invocation.
+		GetObjectTaggingAndLock(ctx context.Context, p *ObjectVersion, nodeVersion *data.NodeVersion) (map[string]string, data.LockInfo, error)
+	}
 )
 
 const (
@@ -229,32 +308,50 @@ func (t *VersionedObject) String() string {
 	return t.Name + ":" + t.VersionID
 }
 
+func (f MsgHandlerFunc) HandleMessage(ctx context.Context, msg *nats.Msg) error {
+	return f(ctx, msg)
+}
+
 func (p HeadObjectParams) Versioned() bool {
 	return len(p.VersionID) > 0
 }
 
-// NewLayer creates an instance of a Layer. It checks credentials
+// NewLayer creates an instance of a layer. It checks credentials
 // and establishes gRPC connection with the node.
-func NewLayer(log *zap.Logger, frostFS FrostFS, config *Config) *Layer {
-	return &Layer{
-		frostFS:          frostFS,
-		log:              log,
-		gateOwner:        config.GateOwner,
-		anonKey:          config.AnonKey,
-		resolver:         config.Resolver,
-		cache:            config.Cache,
-		treeService:      config.TreeService,
-		features:         config.Features,
-		gateKey:          config.GateKey,
-		corsCnrInfo:      config.CORSCnrInfo,
-		lifecycleCnrInfo: config.LifecycleCnrInfo,
+func NewLayer(log *zap.Logger, frostFS FrostFS, config *Config) Client {
+	return &layer{
+		frostFS:     frostFS,
+		log:         log,
+		gateOwner:   config.GateOwner,
+		anonKey:     config.AnonKey,
+		resolver:    config.Resolver,
+		cache:       config.Cache,
+		treeService: config.TreeService,
+		features:    config.Features,
 	}
 }
 
-func (n *Layer) EphemeralKey() *keys.PublicKey {
+func (n *layer) EphemeralKey() *keys.PublicKey {
 	return n.anonKey.Key.PublicKey()
 }
 
+func (n *layer) Initialize(ctx context.Context, c EventListener) error {
+	if n.IsNotificationEnabled() {
+		return fmt.Errorf("already initialized")
+	}
+
+	// todo add notification handlers (e.g. for lifecycles)
+
+	c.Listen(ctx)
+
+	n.ncontroller = c
+	return nil
+}
+
+func (n *layer) IsNotificationEnabled() bool {
+	return n.ncontroller != nil
+}
+
 // IsAuthenticatedRequest checks if access box exists in the current request.
 func IsAuthenticatedRequest(ctx context.Context) bool {
 	_, err := middleware.GetBoxData(ctx)
@@ -271,7 +368,7 @@ func TimeNow(ctx context.Context) time.Time {
 }
 
 // BearerOwner returns owner id from BearerToken (context) or from client owner.
-func (n *Layer) BearerOwner(ctx context.Context) user.ID {
+func (n *layer) BearerOwner(ctx context.Context) user.ID {
 	if bd, err := middleware.GetBoxData(ctx); err == nil && bd.Gate.BearerToken != nil {
 		return bearer.ResolveIssuer(*bd.Gate.BearerToken)
 	}
@@ -283,7 +380,7 @@ func (n *Layer) BearerOwner(ctx context.Context) user.ID {
 }
 
 // SessionTokenForRead returns session container token.
-func (n *Layer) SessionTokenForRead(ctx context.Context) *session.Container {
+func (n *layer) SessionTokenForRead(ctx context.Context) *session.Container {
 	if bd, err := middleware.GetBoxData(ctx); err == nil && bd.Gate != nil {
 		return bd.Gate.SessionToken()
 	}
@@ -291,7 +388,7 @@ func (n *Layer) SessionTokenForRead(ctx context.Context) *session.Container {
 	return nil
 }
 
-func (n *Layer) reqLogger(ctx context.Context) *zap.Logger {
+func (n *layer) reqLogger(ctx context.Context) *zap.Logger {
 	reqLogger := middleware.GetReqLog(ctx)
 	if reqLogger != nil {
 		return reqLogger
@@ -299,11 +396,7 @@ func (n *Layer) reqLogger(ctx context.Context) *zap.Logger {
 	return n.log
 }
 
-func (n *Layer) prepareAuthParameters(ctx context.Context, prm *PrmAuth, bktOwner user.ID) {
-	if prm.BearerToken != nil || prm.PrivateKey != nil {
-		return
-	}
-
+func (n *layer) prepareAuthParameters(ctx context.Context, prm *PrmAuth, bktOwner user.ID) {
 	if bd, err := middleware.GetBoxData(ctx); err == nil && bd.Gate.BearerToken != nil {
 		if bd.Gate.BearerToken.Impersonate() || bktOwner.Equals(bearer.ResolveIssuer(*bd.Gate.BearerToken)) {
 			prm.BearerToken = bd.Gate.BearerToken
@@ -315,20 +408,20 @@ func (n *Layer) prepareAuthParameters(ctx context.Context, prm *PrmAuth, bktOwne
 }
 
 // GetBucketInfo returns bucket info by name.
-func (n *Layer) GetBucketInfo(ctx context.Context, name string) (*data.BucketInfo, error) {
+func (n *layer) GetBucketInfo(ctx context.Context, name string) (*data.BucketInfo, error) {
 	name, err := url.QueryUnescape(name)
 	if err != nil {
 		return nil, fmt.Errorf("unescape bucket name: %w", err)
 	}
 
 	reqInfo := middleware.GetReqInfo(ctx)
-	zone := n.features.FormContainerZone(reqInfo.Namespace)
+	zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
 
 	if bktInfo := n.cache.GetBucket(zone, name); bktInfo != nil {
 		return bktInfo, nil
 	}
 
-	containerID, err := n.ResolveBucket(ctx, zone, name)
+	containerID, err := n.ResolveBucket(ctx, name)
 	if err != nil {
 		if strings.Contains(err.Error(), "not found") {
 			return nil, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrNoSuchBucket), err.Error())
@@ -345,30 +438,48 @@ func (n *Layer) GetBucketInfo(ctx context.Context, name string) (*data.BucketInf
 }
 
 // ResolveCID returns container id by name.
-func (n *Layer) ResolveCID(ctx context.Context, name string) (cid.ID, error) {
+func (n *layer) ResolveCID(ctx context.Context, name string) (cid.ID, error) {
 	name, err := url.QueryUnescape(name)
 	if err != nil {
 		return cid.ID{}, fmt.Errorf("unescape bucket name: %w", err)
 	}
 
 	reqInfo := middleware.GetReqInfo(ctx)
-	zone := n.features.FormContainerZone(reqInfo.Namespace)
+	zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
 
 	if bktInfo := n.cache.GetBucket(zone, name); bktInfo != nil {
 		return bktInfo.CID, nil
 	}
 
-	return n.ResolveBucket(ctx, zone, name)
+	return n.ResolveBucket(ctx, name)
+}
+
+// GetBucketACL returns bucket acl info by name.
+func (n *layer) GetBucketACL(ctx context.Context, bktInfo *data.BucketInfo) (*BucketACL, error) {
+	eACL, err := n.GetContainerEACL(ctx, bktInfo.CID)
+	if err != nil {
+		return nil, fmt.Errorf("get container eacl: %w", err)
+	}
+
+	return &BucketACL{
+		Info: bktInfo,
+		EACL: eACL,
+	}, nil
+}
+
+// PutBucketACL puts bucket acl by name.
+func (n *layer) PutBucketACL(ctx context.Context, param *PutBucketACLParams) error {
+	return n.setContainerEACLTable(ctx, param.BktInfo.CID, param.EACL, param.SessionToken)
 }
 
 // ListBuckets returns all user containers. The name of the bucket is a container
 // id. Timestamp is omitted since it is not saved in frostfs container.
-func (n *Layer) ListBuckets(ctx context.Context) ([]*data.BucketInfo, error) {
+func (n *layer) ListBuckets(ctx context.Context) ([]*data.BucketInfo, error) {
 	return n.containerList(ctx)
 }
 
 // GetObject from storage.
-func (n *Layer) GetObject(ctx context.Context, p *GetObjectParams) (*ObjectPayload, error) {
+func (n *layer) GetObject(ctx context.Context, p *GetObjectParams) (*ObjectPayload, error) {
 	var params getParams
 
 	params.objInfo = p.ObjectInfo
@@ -482,7 +593,7 @@ func getDecrypter(p *GetObjectParams) (*encryption.Decrypter, error) {
 }
 
 // GetObjectInfo returns meta information about the object.
-func (n *Layer) GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ObjectInfo, error) {
+func (n *layer) GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ObjectInfo, error) {
 	extendedObjectInfo, err := n.GetExtendedObjectInfo(ctx, p)
 	if err != nil {
 		return nil, err
@@ -492,7 +603,7 @@ func (n *Layer) GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.O
 }
 
 // GetExtendedObjectInfo returns meta information and corresponding info from the tree service about the object.
-func (n *Layer) GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
+func (n *layer) GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
 	var objInfo *data.ExtendedObjectInfo
 	var err error
 
@@ -513,7 +624,7 @@ func (n *Layer) GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams)
 }
 
 // CopyObject from one bucket into another bucket.
-func (n *Layer) CopyObject(ctx context.Context, p *CopyObjectParams) (*data.ExtendedObjectInfo, error) {
+func (n *layer) CopyObject(ctx context.Context, p *CopyObjectParams) (*data.ExtendedObjectInfo, error) {
 	objPayload, err := n.GetObject(ctx, &GetObjectParams{
 		ObjectInfo: p.SrcObject,
 		Versioned:  p.SrcVersioned,
@@ -547,29 +658,19 @@ func getRandomOID() (oid.ID, error) {
 	return objID, nil
 }
 
-func (n *Layer) deleteObject(ctx context.Context, bkt *data.BucketInfo, settings *data.BucketSettings, obj *VersionedObject,
-	networkInfo netmap.NetworkInfo) *VersionedObject {
+func (n *layer) deleteObject(ctx context.Context, bkt *data.BucketInfo, settings *data.BucketSettings, obj *VersionedObject) *VersionedObject {
 	if len(obj.VersionID) != 0 || settings.Unversioned() {
-		var nodeVersions []*data.NodeVersion
-		if nodeVersions, obj.Error = n.getNodeVersionsToDelete(ctx, bkt, obj); obj.Error != nil {
+		var nodeVersion *data.NodeVersion
+		if nodeVersion, obj.Error = n.getNodeVersionToDelete(ctx, bkt, obj); obj.Error != nil {
 			return n.handleNotFoundError(bkt, obj)
 		}
 
-		for _, nodeVersion := range nodeVersions {
-			if obj.DeleteMarkVersion, obj.Error = n.removeOldVersion(ctx, bkt, nodeVersion, obj); obj.Error != nil {
-				if !client.IsErrObjectAlreadyRemoved(obj.Error) && !client.IsErrObjectNotFound(obj.Error) {
-					return obj
-				}
-				n.reqLogger(ctx).Debug(logs.CouldntDeleteObjectFromStorageContinueDeleting,
-					zap.Stringer("cid", bkt.CID), zap.String("oid", obj.VersionID), zap.Error(obj.Error))
-			}
-
-			if obj.Error = n.treeService.RemoveVersion(ctx, bkt, nodeVersion.ID); obj.Error != nil {
-				return obj
-			}
+		if obj.DeleteMarkVersion, obj.Error = n.removeOldVersion(ctx, bkt, nodeVersion, obj); obj.Error != nil {
+			return n.handleObjectDeleteErrors(ctx, bkt, obj, nodeVersion.ID)
 		}
 
-		n.cache.DeleteObjectName(bkt.CID, bkt.Name, obj.Name)
+		obj.Error = n.treeService.RemoveVersion(ctx, bkt, nodeVersion.ID)
+		n.cache.CleanListCacheEntriesContainingObject(obj.Name, bkt.CID)
 		return obj
 	}
 
@@ -582,30 +683,20 @@ func (n *Layer) deleteObject(ctx context.Context, bkt *data.BucketInfo, settings
 	if settings.VersioningSuspended() {
 		obj.VersionID = data.UnversionedObjectVersionID
 
-		var nodeVersions []*data.NodeVersion
-		if nodeVersions, obj.Error = n.getNodeVersionsToDelete(ctx, bkt, obj); obj.Error != nil {
+		var nullVersionToDelete *data.NodeVersion
+		if lastVersion.IsUnversioned {
+			if !lastVersion.IsDeleteMarker {
+				nullVersionToDelete = lastVersion
+			}
+		} else if nullVersionToDelete, obj.Error = n.getNodeVersionToDelete(ctx, bkt, obj); obj.Error != nil {
 			if !isNotFoundError(obj.Error) {
 				return obj
 			}
 		}
 
-		for _, nodeVersion := range nodeVersions {
-			if nodeVersion.ID == lastVersion.ID && nodeVersion.IsDeleteMarker {
-				continue
-			}
-
-			if !nodeVersion.IsDeleteMarker {
-				if obj.DeleteMarkVersion, obj.Error = n.removeOldVersion(ctx, bkt, nodeVersion, obj); obj.Error != nil {
-					if !client.IsErrObjectAlreadyRemoved(obj.Error) && !client.IsErrObjectNotFound(obj.Error) {
-						return obj
-					}
-					n.reqLogger(ctx).Debug(logs.CouldntDeleteObjectFromStorageContinueDeleting,
-						zap.Stringer("cid", bkt.CID), zap.String("oid", obj.VersionID), zap.Error(obj.Error))
-				}
-			}
-
-			if obj.Error = n.treeService.RemoveVersion(ctx, bkt, nodeVersion.ID); obj.Error != nil {
-				return obj
+		if nullVersionToDelete != nil {
+			if obj.DeleteMarkVersion, obj.Error = n.removeOldVersion(ctx, bkt, nullVersionToDelete, obj); obj.Error != nil {
+				return n.handleObjectDeleteErrors(ctx, bkt, obj, nullVersionToDelete.ID)
 			}
 		}
 	}
@@ -630,7 +721,6 @@ func (n *Layer) deleteObject(ctx context.Context, bkt *data.BucketInfo, settings
 			Created:        &now,
 			Owner:          &n.gateOwner,
 			IsDeleteMarker: true,
-			CreationEpoch:  networkInfo.CurrentEpoch(),
 		},
 		IsUnversioned: settings.VersioningSuspended(),
 	}
@@ -644,7 +734,7 @@ func (n *Layer) deleteObject(ctx context.Context, bkt *data.BucketInfo, settings
 	return obj
 }
 
-func (n *Layer) handleNotFoundError(bkt *data.BucketInfo, obj *VersionedObject) *VersionedObject {
+func (n *layer) handleNotFoundError(bkt *data.BucketInfo, obj *VersionedObject) *VersionedObject {
 	if isNotFoundError(obj.Error) {
 		obj.Error = nil
 		n.cache.CleanListCacheEntriesContainingObject(obj.Name, bkt.CID)
@@ -654,74 +744,40 @@ func (n *Layer) handleNotFoundError(bkt *data.BucketInfo, obj *VersionedObject)
 	return obj
 }
 
+func (n *layer) handleObjectDeleteErrors(ctx context.Context, bkt *data.BucketInfo, obj *VersionedObject, nodeID uint64) *VersionedObject {
+	if !client.IsErrObjectAlreadyRemoved(obj.Error) && !client.IsErrObjectNotFound(obj.Error) {
+		return obj
+	}
+
+	n.reqLogger(ctx).Debug(logs.CouldntDeleteObjectFromStorageContinueDeleting,
+		zap.Stringer("cid", bkt.CID), zap.String("oid", obj.VersionID), zap.Error(obj.Error))
+
+	obj.Error = n.treeService.RemoveVersion(ctx, bkt, nodeID)
+	if obj.Error == nil {
+		n.cache.DeleteObjectName(bkt.CID, bkt.Name, obj.Name)
+	}
+
+	return obj
+}
+
 func isNotFoundError(err error) bool {
 	return errors.IsS3Error(err, errors.ErrNoSuchKey) ||
 		errors.IsS3Error(err, errors.ErrNoSuchVersion)
 }
 
-func (n *Layer) getNodeVersionsToDelete(ctx context.Context, bkt *data.BucketInfo, obj *VersionedObject) ([]*data.NodeVersion, error) {
-	var versionsToDelete []*data.NodeVersion
-	versions, err := n.treeService.GetVersions(ctx, bkt, obj.Name)
-	if err != nil {
-		if stderrors.Is(err, ErrNodeNotFound) {
-			return nil, fmt.Errorf("%w: %s", s3errors.GetAPIError(s3errors.ErrNoSuchKey), err.Error())
-		}
-		return nil, err
+func (n *layer) getNodeVersionToDelete(ctx context.Context, bkt *data.BucketInfo, obj *VersionedObject) (*data.NodeVersion, error) {
+	objVersion := &ObjectVersion{
+		BktInfo:               bkt,
+		ObjectName:            obj.Name,
+		VersionID:             obj.VersionID,
+		NoErrorOnDeleteMarker: true,
 	}
 
-	if len(versions) == 0 {
-		return nil, fmt.Errorf("%w: there isn't tree node with requested version id", s3errors.GetAPIError(s3errors.ErrNoSuchVersion))
-	}
-
-	sort.Slice(versions, func(i, j int) bool {
-		return versions[i].Timestamp < versions[j].Timestamp
-	})
-
-	var matchFn func(nv *data.NodeVersion) bool
-
-	switch {
-	case obj.VersionID == data.UnversionedObjectVersionID:
-		matchFn = func(nv *data.NodeVersion) bool {
-			return nv.IsUnversioned
-		}
-	case len(obj.VersionID) == 0:
-		latest := versions[len(versions)-1]
-		if latest.IsUnversioned {
-			matchFn = func(nv *data.NodeVersion) bool {
-				return nv.IsUnversioned
-			}
-		} else {
-			matchFn = func(nv *data.NodeVersion) bool {
-				return nv.ID == latest.ID
-			}
-		}
-	default:
-		matchFn = func(nv *data.NodeVersion) bool {
-			return nv.OID.EncodeToString() == obj.VersionID
-		}
-	}
-
-	var oids []string
-	for _, v := range versions {
-		if matchFn(v) {
-			versionsToDelete = append(versionsToDelete, v)
-			if !v.IsDeleteMarker {
-				oids = append(oids, v.OID.EncodeToString())
-			}
-		}
-	}
-
-	if len(versionsToDelete) == 0 {
-		return nil, fmt.Errorf("%w: there isn't tree node with requested version id", s3errors.GetAPIError(s3errors.ErrNoSuchVersion))
-	}
-
-	n.reqLogger(ctx).Debug(logs.GetTreeNodeToDelete, zap.Stringer("cid", bkt.CID), zap.Strings("oids", oids))
-
-	return versionsToDelete, nil
+	return n.getNodeVersion(ctx, objVersion)
 }
 
-func (n *Layer) getLastNodeVersion(ctx context.Context, bkt *data.BucketInfo, obj *VersionedObject) (*data.NodeVersion, error) {
-	objVersion := &data.ObjectVersion{
+func (n *layer) getLastNodeVersion(ctx context.Context, bkt *data.BucketInfo, obj *VersionedObject) (*data.NodeVersion, error) {
+	objVersion := &ObjectVersion{
 		BktInfo:               bkt,
 		ObjectName:            obj.Name,
 		VersionID:             "",
@@ -731,7 +787,7 @@ func (n *Layer) getLastNodeVersion(ctx context.Context, bkt *data.BucketInfo, ob
 	return n.getNodeVersion(ctx, objVersion)
 }
 
-func (n *Layer) removeOldVersion(ctx context.Context, bkt *data.BucketInfo, nodeVersion *data.NodeVersion, obj *VersionedObject) (string, error) {
+func (n *layer) removeOldVersion(ctx context.Context, bkt *data.BucketInfo, nodeVersion *data.NodeVersion, obj *VersionedObject) (string, error) {
 	if nodeVersion.IsDeleteMarker {
 		return obj.VersionID, nil
 	}
@@ -743,14 +799,14 @@ func (n *Layer) removeOldVersion(ctx context.Context, bkt *data.BucketInfo, node
 	return "", n.objectDelete(ctx, bkt, nodeVersion.OID)
 }
 
-func (n *Layer) removeCombinedObject(ctx context.Context, bkt *data.BucketInfo, nodeVersion *data.NodeVersion) error {
+func (n *layer) removeCombinedObject(ctx context.Context, bkt *data.BucketInfo, nodeVersion *data.NodeVersion) error {
 	combinedObj, err := n.objectGet(ctx, bkt, nodeVersion.OID)
 	if err != nil {
 		return fmt.Errorf("get combined object '%s': %w", nodeVersion.OID.EncodeToString(), err)
 	}
 
 	var parts []*data.PartInfo
-	if err = json.NewDecoder(combinedObj.Payload).Decode(&parts); err != nil {
+	if err = json.Unmarshal(combinedObj.Payload(), &parts); err != nil {
 		return fmt.Errorf("unmarshal combined object parts: %w", err)
 	}
 
@@ -771,9 +827,9 @@ func (n *Layer) removeCombinedObject(ctx context.Context, bkt *data.BucketInfo,
 }
 
 // DeleteObjects from the storage.
-func (n *Layer) DeleteObjects(ctx context.Context, p *DeleteObjectParams) []*VersionedObject {
+func (n *layer) DeleteObjects(ctx context.Context, p *DeleteObjectParams) []*VersionedObject {
 	for i, obj := range p.Objects {
-		p.Objects[i] = n.deleteObject(ctx, p.BktInfo, p.Settings, obj, p.NetworkInfo)
+		p.Objects[i] = n.deleteObject(ctx, p.BktInfo, p.Settings, obj)
 		if p.IsMultiple && p.Objects[i].Error != nil {
 			n.reqLogger(ctx).Error(logs.CouldntDeleteObject, zap.String("object", obj.String()), zap.Error(p.Objects[i].Error))
 		}
@@ -782,7 +838,7 @@ func (n *Layer) DeleteObjects(ctx context.Context, p *DeleteObjectParams) []*Ver
 	return p.Objects
 }
 
-func (n *Layer) CreateBucket(ctx context.Context, p *CreateBucketParams) (*data.BucketInfo, error) {
+func (n *layer) CreateBucket(ctx context.Context, p *CreateBucketParams) (*data.BucketInfo, error) {
 	bktInfo, err := n.GetBucketInfo(ctx, p.Name)
 	if err != nil {
 		if errors.IsS3Error(err, errors.ErrNoSuchBucket) {
@@ -798,10 +854,10 @@ func (n *Layer) CreateBucket(ctx context.Context, p *CreateBucketParams) (*data.
 	return nil, errors.GetAPIError(errors.ErrBucketAlreadyExists)
 }
 
-func (n *Layer) ResolveBucket(ctx context.Context, zone, name string) (cid.ID, error) {
+func (n *layer) ResolveBucket(ctx context.Context, name string) (cid.ID, error) {
 	var cnrID cid.ID
 	if err := cnrID.DecodeString(name); err != nil {
-		if cnrID, err = n.resolver.Resolve(ctx, zone, name); err != nil {
+		if cnrID, err = n.resolver.Resolve(ctx, name); err != nil {
 			return cid.ID{}, err
 		}
 
@@ -811,54 +867,19 @@ func (n *Layer) ResolveBucket(ctx context.Context, zone, name string) (cid.ID, e
 	return cnrID, nil
 }
 
-func (n *Layer) DeleteBucket(ctx context.Context, p *DeleteBucketParams) error {
-	if !p.SkipCheck {
-		res, _, err := n.getAllObjectsVersions(ctx, commonVersionsListingParams{
-			BktInfo: p.BktInfo,
-			MaxKeys: 1,
-		})
+func (n *layer) DeleteBucket(ctx context.Context, p *DeleteBucketParams) error {
+	res, _, err := n.getAllObjectsVersions(ctx, commonVersionsListingParams{
+		BktInfo: p.BktInfo,
+		MaxKeys: 1,
+	})
 
-		if err != nil {
-			return err
-		}
-		if len(res) != 0 {
-			return errors.GetAPIError(errors.ErrBucketNotEmpty)
-		}
+	if err != nil {
+		return err
+	}
+	if len(res) != 0 {
+		return errors.GetAPIError(errors.ErrBucketNotEmpty)
 	}
 
 	n.cache.DeleteBucket(p.BktInfo)
-
-	corsObj, err := n.treeService.GetBucketCORS(ctx, p.BktInfo)
-	if err != nil {
-		n.reqLogger(ctx).Error(logs.GetBucketCors, zap.Error(err))
-	}
-
-	lifecycleObj, treeErr := n.treeService.GetBucketLifecycleConfiguration(ctx, p.BktInfo)
-	if treeErr != nil {
-		n.reqLogger(ctx).Error(logs.GetBucketLifecycle, zap.Error(treeErr))
-	}
-
-	err = n.frostFS.DeleteContainer(ctx, p.BktInfo.CID, p.SessionToken)
-	if err != nil {
-		return fmt.Errorf("delete container: %w", err)
-	}
-
-	if !corsObj.Container().Equals(p.BktInfo.CID) && !corsObj.Container().Equals(cid.ID{}) {
-		n.deleteCORSObject(ctx, p.BktInfo, corsObj)
-	}
-
-	if treeErr == nil && !lifecycleObj.Container().Equals(p.BktInfo.CID) {
-		n.deleteLifecycleObject(ctx, p.BktInfo, lifecycleObj)
-	}
-
-	return nil
-}
-
-func (n *Layer) GetNetworkInfo(ctx context.Context) (netmap.NetworkInfo, error) {
-	networkInfo, err := n.frostFS.NetworkInfo(ctx)
-	if err != nil {
-		return networkInfo, fmt.Errorf("get network info: %w", err)
-	}
-
-	return networkInfo, nil
+	return n.frostFS.DeleteContainer(ctx, p.BktInfo.CID, p.SessionToken)
 }

api/layer/lifecycle.go

@@ -1,148 +0,0 @@
-package layer
-
-import (
-	"bytes"
-	"context"
-	"encoding/base64"
-	"encoding/xml"
-	"errors"
-	"fmt"
-	"io"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	apiErr "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
-	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
-	"go.uber.org/zap"
-)
-
-type PutBucketLifecycleParams struct {
-	BktInfo         *data.BucketInfo
-	LifecycleCfg    *data.LifecycleConfiguration
-	LifecycleReader io.Reader
-	CopiesNumbers   []uint32
-	MD5Hash         string
-}
-
-func (n *Layer) PutBucketLifecycleConfiguration(ctx context.Context, p *PutBucketLifecycleParams) error {
-	prm := PrmObjectCreate{
-		Payload:      p.LifecycleReader,
-		Filepath:     p.BktInfo.LifecycleConfigurationObjectName(),
-		CreationTime: TimeNow(ctx),
-	}
-
-	var lifecycleBkt *data.BucketInfo
-	if n.lifecycleCnrInfo == nil {
-		lifecycleBkt = p.BktInfo
-		prm.CopiesNumber = p.CopiesNumbers
-	} else {
-		lifecycleBkt = n.lifecycleCnrInfo
-		prm.PrmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	prm.Container = lifecycleBkt.CID
-
-	createdObj, err := n.objectPutAndHash(ctx, prm, lifecycleBkt)
-	if err != nil {
-		return fmt.Errorf("put lifecycle object: %w", err)
-	}
-
-	hashBytes, err := base64.StdEncoding.DecodeString(p.MD5Hash)
-	if err != nil {
-		return apiErr.GetAPIError(apiErr.ErrInvalidDigest)
-	}
-
-	if !bytes.Equal(hashBytes, createdObj.MD5Sum) {
-		n.deleteLifecycleObject(ctx, p.BktInfo, newAddress(lifecycleBkt.CID, createdObj.ID))
-
-		return apiErr.GetAPIError(apiErr.ErrInvalidDigest)
-	}
-
-	objsToDelete, err := n.treeService.PutBucketLifecycleConfiguration(ctx, p.BktInfo, newAddress(lifecycleBkt.CID, createdObj.ID))
-	objsToDeleteNotFound := errors.Is(err, ErrNoNodeToRemove)
-	if err != nil && !objsToDeleteNotFound {
-		return err
-	}
-
-	if !objsToDeleteNotFound {
-		for _, addr := range objsToDelete {
-			n.deleteLifecycleObject(ctx, p.BktInfo, addr)
-		}
-	}
-
-	n.cache.PutLifecycleConfiguration(n.BearerOwner(ctx), p.BktInfo, p.LifecycleCfg)
-
-	return nil
-}
-
-// deleteLifecycleObject removes object and logs in case of error.
-func (n *Layer) deleteLifecycleObject(ctx context.Context, bktInfo *data.BucketInfo, addr oid.Address) {
-	var prmAuth PrmAuth
-	lifecycleBkt := bktInfo
-	if !addr.Container().Equals(bktInfo.CID) {
-		lifecycleBkt = &data.BucketInfo{CID: addr.Container()}
-		prmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	if err := n.objectDeleteWithAuth(ctx, lifecycleBkt, addr.Object(), prmAuth); err != nil {
-		n.reqLogger(ctx).Error(logs.CouldntDeleteLifecycleObject, zap.Error(err),
-			zap.String("cid", lifecycleBkt.CID.EncodeToString()),
-			zap.String("oid", addr.Object().EncodeToString()))
-	}
-}
-
-func (n *Layer) GetBucketLifecycleConfiguration(ctx context.Context, bktInfo *data.BucketInfo) (*data.LifecycleConfiguration, error) {
-	owner := n.BearerOwner(ctx)
-	if cfg := n.cache.GetLifecycleConfiguration(owner, bktInfo); cfg != nil {
-		return cfg, nil
-	}
-
-	addr, err := n.treeService.GetBucketLifecycleConfiguration(ctx, bktInfo)
-	objNotFound := errors.Is(err, ErrNodeNotFound)
-	if err != nil && !objNotFound {
-		return nil, err
-	}
-
-	if objNotFound {
-		return nil, fmt.Errorf("%w: %s", apiErr.GetAPIError(apiErr.ErrNoSuchLifecycleConfiguration), err.Error())
-	}
-
-	var prmAuth PrmAuth
-	lifecycleBkt := bktInfo
-	if !addr.Container().Equals(bktInfo.CID) {
-		lifecycleBkt = &data.BucketInfo{CID: addr.Container()}
-		prmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	obj, err := n.objectGetWithAuth(ctx, lifecycleBkt, addr.Object(), prmAuth)
-	if err != nil {
-		return nil, fmt.Errorf("get lifecycle object: %w", err)
-	}
-
-	lifecycleCfg := &data.LifecycleConfiguration{}
-
-	if err = xml.NewDecoder(obj.Payload).Decode(&lifecycleCfg); err != nil {
-		return nil, fmt.Errorf("unmarshal lifecycle configuration: %w", err)
-	}
-
-	n.cache.PutLifecycleConfiguration(owner, bktInfo, lifecycleCfg)
-
-	return lifecycleCfg, nil
-}
-
-func (n *Layer) DeleteBucketLifecycleConfiguration(ctx context.Context, bktInfo *data.BucketInfo) error {
-	objs, err := n.treeService.DeleteBucketLifecycleConfiguration(ctx, bktInfo)
-	objsNotFound := errors.Is(err, ErrNoNodeToRemove)
-	if err != nil && !objsNotFound {
-		return err
-	}
-	if !objsNotFound {
-		for _, addr := range objs {
-			n.deleteLifecycleObject(ctx, bktInfo, addr)
-		}
-	}
-
-	n.cache.DeleteLifecycleConfiguration(bktInfo)
-
-	return nil
-}

api/layer/lifecycle_test.go

@@ -1,65 +0,0 @@
-package layer
-
-import (
-	"bytes"
-	"crypto/md5"
-	"encoding/base64"
-	"encoding/xml"
-	"testing"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-	apiErr "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	frostfsErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/errors"
-	"github.com/stretchr/testify/require"
-)
-
-func TestBucketLifecycle(t *testing.T) {
-	tc := prepareContext(t)
-
-	lifecycle := &data.LifecycleConfiguration{
-		XMLName: xml.Name{
-			Space: `http://s3.amazonaws.com/doc/2006-03-01/`,
-			Local: "LifecycleConfiguration",
-		},
-		Rules: []data.LifecycleRule{
-			{
-				Status: data.LifecycleStatusEnabled,
-				Expiration: &data.LifecycleExpiration{
-					Days: ptr(21),
-				},
-			},
-		},
-	}
-	lifecycleBytes, err := xml.Marshal(lifecycle)
-	require.NoError(t, err)
-	hash := md5.New()
-	hash.Write(lifecycleBytes)
-
-	_, err = tc.layer.GetBucketLifecycleConfiguration(tc.ctx, tc.bktInfo)
-	require.Equal(t, apiErr.GetAPIError(apiErr.ErrNoSuchLifecycleConfiguration), frostfsErrors.UnwrapErr(err))
-
-	err = tc.layer.DeleteBucketLifecycleConfiguration(tc.ctx, tc.bktInfo)
-	require.NoError(t, err)
-
-	err = tc.layer.PutBucketLifecycleConfiguration(tc.ctx, &PutBucketLifecycleParams{
-		BktInfo:         tc.bktInfo,
-		LifecycleCfg:    lifecycle,
-		LifecycleReader: bytes.NewReader(lifecycleBytes),
-		MD5Hash:         base64.StdEncoding.EncodeToString(hash.Sum(nil)),
-	})
-	require.NoError(t, err)
-
-	cfg, err := tc.layer.GetBucketLifecycleConfiguration(tc.ctx, tc.bktInfo)
-	require.NoError(t, err)
-	require.Equal(t, *lifecycle, *cfg)
-
-	err = tc.layer.DeleteBucketLifecycleConfiguration(tc.ctx, tc.bktInfo)
-	require.NoError(t, err)
-
-	_, err = tc.layer.GetBucketLifecycleConfiguration(tc.ctx, tc.bktInfo)
-	require.Equal(t, apiErr.GetAPIError(apiErr.ErrNoSuchLifecycleConfiguration), frostfsErrors.UnwrapErr(err))
-}
-
-func ptr[T any](t T) *T {
-	return &t
-}

api/layer/listing.go

@@ -96,7 +96,7 @@ const (
 )
 
 // ListObjectsV1 returns objects in a bucket for requests of Version 1.
-func (n *Layer) ListObjectsV1(ctx context.Context, p *ListObjectsParamsV1) (*ListObjectsInfoV1, error) {
+func (n *layer) ListObjectsV1(ctx context.Context, p *ListObjectsParamsV1) (*ListObjectsInfoV1, error) {
 	var result ListObjectsInfoV1
 
 	prm := commonLatestVersionsListingParams{
@@ -127,7 +127,7 @@ func (n *Layer) ListObjectsV1(ctx context.Context, p *ListObjectsParamsV1) (*Lis
 }
 
 // ListObjectsV2 returns objects in a bucket for requests of Version 2.
-func (n *Layer) ListObjectsV2(ctx context.Context, p *ListObjectsParamsV2) (*ListObjectsInfoV2, error) {
+func (n *layer) ListObjectsV2(ctx context.Context, p *ListObjectsParamsV2) (*ListObjectsInfoV2, error) {
 	var result ListObjectsInfoV2
 
 	prm := commonLatestVersionsListingParams{
@@ -157,7 +157,7 @@ func (n *Layer) ListObjectsV2(ctx context.Context, p *ListObjectsParamsV2) (*Lis
 	return &result, nil
 }
 
-func (n *Layer) ListObjectVersions(ctx context.Context, p *ListObjectVersionsParams) (*ListObjectVersionsInfo, error) {
+func (n *layer) ListObjectVersions(ctx context.Context, p *ListObjectVersionsParams) (*ListObjectVersionsInfo, error) {
 	prm := commonVersionsListingParams{
 		BktInfo:   p.BktInfo,
 		Delimiter: p.Delimiter,
@@ -188,7 +188,7 @@ func (n *Layer) ListObjectVersions(ctx context.Context, p *ListObjectVersionsPar
 	return res, nil
 }
 
-func (n *Layer) getLatestObjectsVersions(ctx context.Context, p commonLatestVersionsListingParams) (objects []*data.ExtendedNodeVersion, next *data.ExtendedNodeVersion, err error) {
+func (n *layer) getLatestObjectsVersions(ctx context.Context, p commonLatestVersionsListingParams) (objects []*data.ExtendedNodeVersion, next *data.ExtendedNodeVersion, err error) {
 	if p.MaxKeys == 0 {
 		return nil, nil, nil
 	}
@@ -225,7 +225,7 @@ func (n *Layer) getLatestObjectsVersions(ctx context.Context, p commonLatestVers
 	return
 }
 
-func (n *Layer) getAllObjectsVersions(ctx context.Context, p commonVersionsListingParams) ([]*data.ExtendedNodeVersion, bool, error) {
+func (n *layer) getAllObjectsVersions(ctx context.Context, p commonVersionsListingParams) ([]*data.ExtendedNodeVersion, bool, error) {
 	if p.MaxKeys == 0 {
 		return nil, false, nil
 	}
@@ -301,15 +301,15 @@ func formVersionsListRow(objects []*data.ExtendedNodeVersion, rowStartIndex int,
 	}
 }
 
-func (n *Layer) getListLatestVersionsSession(ctx context.Context, p commonLatestVersionsListingParams) (*data.ListSession, error) {
+func (n *layer) getListLatestVersionsSession(ctx context.Context, p commonLatestVersionsListingParams) (*data.ListSession, error) {
 	return n.getListVersionsSession(ctx, p.commonVersionsListingParams, true)
 }
 
-func (n *Layer) getListAllVersionsSession(ctx context.Context, p commonVersionsListingParams) (*data.ListSession, error) {
+func (n *layer) getListAllVersionsSession(ctx context.Context, p commonVersionsListingParams) (*data.ListSession, error) {
 	return n.getListVersionsSession(ctx, p, false)
 }
 
-func (n *Layer) getListVersionsSession(ctx context.Context, p commonVersionsListingParams, latestOnly bool) (*data.ListSession, error) {
+func (n *layer) getListVersionsSession(ctx context.Context, p commonVersionsListingParams, latestOnly bool) (*data.ListSession, error) {
 	owner := n.BearerOwner(ctx)
 
 	cacheKey := cache.CreateListSessionCacheKey(p.BktInfo.CID, p.Prefix, p.Bookmark)
@@ -329,12 +329,12 @@ func (n *Layer) getListVersionsSession(ctx context.Context, p commonVersionsList
 	return session, nil
 }
 
-func (n *Layer) initNewVersionsByPrefixSession(ctx context.Context, p commonVersionsListingParams, latestOnly bool) (session *data.ListSession, err error) {
+func (n *layer) initNewVersionsByPrefixSession(ctx context.Context, p commonVersionsListingParams, latestOnly bool) (session *data.ListSession, err error) {
 	session = &data.ListSession{NamesMap: make(map[string]struct{})}
 	session.Context, session.Cancel = context.WithCancel(context.Background())
 
 	if bd, err := middleware.GetBoxData(ctx); err == nil {
-		session.Context = middleware.SetBox(session.Context, &middleware.Box{AccessBox: bd})
+		session.Context = middleware.SetBoxData(session.Context, bd)
 	}
 
 	session.Stream, err = n.treeService.InitVersionsByPrefixStream(session.Context, p.BktInfo, p.Prefix, latestOnly)
@@ -345,7 +345,7 @@ func (n *Layer) initNewVersionsByPrefixSession(ctx context.Context, p commonVers
 	return session, nil
 }
 
-func (n *Layer) putListLatestVersionsSession(ctx context.Context, p commonLatestVersionsListingParams, session *data.ListSession, allObjects []*data.ExtendedNodeVersion) {
+func (n *layer) putListLatestVersionsSession(ctx context.Context, p commonLatestVersionsListingParams, session *data.ListSession, allObjects []*data.ExtendedNodeVersion) {
 	if len(allObjects) <= p.MaxKeys {
 		return
 	}
@@ -366,7 +366,7 @@ func (n *Layer) putListLatestVersionsSession(ctx context.Context, p commonLatest
 	n.cache.PutListSession(n.BearerOwner(ctx), cacheKey, session)
 }
 
-func (n *Layer) putListAllVersionsSession(ctx context.Context, p commonVersionsListingParams, session *data.ListSession, allObjects []*data.ExtendedNodeVersion) {
+func (n *layer) putListAllVersionsSession(ctx context.Context, p commonVersionsListingParams, session *data.ListSession, allObjects []*data.ExtendedNodeVersion) {
 	if len(allObjects) <= p.MaxKeys {
 		return
 	}
@@ -498,7 +498,7 @@ func nodesGeneratorVersions(ctx context.Context, p commonVersionsListingParams,
 	return nodeCh, errCh
 }
 
-func (n *Layer) initWorkerPool(ctx context.Context, size int, p commonVersionsListingParams, input <-chan *data.ExtendedNodeVersion) (<-chan *data.ExtendedNodeVersion, error) {
+func (n *layer) initWorkerPool(ctx context.Context, size int, p commonVersionsListingParams, input <-chan *data.ExtendedNodeVersion) (<-chan *data.ExtendedNodeVersion, error) {
 	reqLog := n.reqLogger(ctx)
 	pool, err := ants.NewPool(size, ants.WithLogger(&logWrapper{reqLog}))
 	if err != nil {
@@ -637,7 +637,7 @@ func triageExtendedObjects(allObjects []*data.ExtendedNodeVersion) (prefixes []s
 	return
 }
 
-func (n *Layer) objectInfoFromObjectsCacheOrFrostFS(ctx context.Context, bktInfo *data.BucketInfo, node *data.NodeVersion) (oi *data.ObjectInfo) {
+func (n *layer) objectInfoFromObjectsCacheOrFrostFS(ctx context.Context, bktInfo *data.BucketInfo, node *data.NodeVersion) (oi *data.ObjectInfo) {
 	owner := n.BearerOwner(ctx)
 	if extInfo := n.cache.GetObject(owner, newAddress(bktInfo.CID, node.OID)); extInfo != nil {
 		return extInfo.ObjectInfo

api/layer/locking_test.go

@@ -20,7 +20,7 @@ func TestObjectLockAttributes(t *testing.T) {
 	obj := tc.putObject([]byte("content obj1 v1"))
 
 	p := &PutLockInfoParams{
-		ObjVersion: &data.ObjectVersion{
+		ObjVersion: &ObjectVersion{
 			BktInfo:    tc.bktInfo,
 			ObjectName: obj.Name,
 			VersionID:  obj.VersionID(),

api/layer/multipart_upload.go

@@ -36,6 +36,7 @@ const (
 	MultipartObjectSize = "S3-Multipart-Object-Size"
 
 	metaPrefix = "meta-"
+	aclPrefix  = "acl-"
 
 	MaxSizeUploadsList  = 1000
 	MaxSizePartsList    = 1000
@@ -61,7 +62,8 @@ type (
 	}
 
 	UploadData struct {
-		TagSet map[string]string
+		TagSet     map[string]string
+		ACLHeaders map[string]string
 	}
 
 	UploadPartParams struct {
@@ -144,17 +146,13 @@ type (
 	}
 )
 
-func (n *Layer) CreateMultipartUpload(ctx context.Context, p *CreateMultipartParams) error {
+func (n *layer) CreateMultipartUpload(ctx context.Context, p *CreateMultipartParams) error {
 	metaSize := len(p.Header)
 	if p.Data != nil {
+		metaSize += len(p.Data.ACLHeaders)
 		metaSize += len(p.Data.TagSet)
 	}
 
-	networkInfo, err := n.frostFS.NetworkInfo(ctx)
-	if err != nil {
-		return fmt.Errorf("get network info: %w", err)
-	}
-
 	info := &data.MultipartInfo{
 		Key:           p.Info.Key,
 		UploadID:      p.Info.UploadID,
@@ -162,7 +160,6 @@ func (n *Layer) CreateMultipartUpload(ctx context.Context, p *CreateMultipartPar
 		Created:       TimeNow(ctx),
 		Meta:          make(map[string]string, metaSize),
 		CopiesNumbers: p.CopiesNumbers,
-		CreationEpoch: networkInfo.CurrentEpoch(),
 	}
 
 	for key, val := range p.Header {
@@ -170,6 +167,10 @@ func (n *Layer) CreateMultipartUpload(ctx context.Context, p *CreateMultipartPar
 	}
 
 	if p.Data != nil {
+		for key, val := range p.Data.ACLHeaders {
+			info.Meta[aclPrefix+key] = val
+		}
+
 		for key, val := range p.Data.TagSet {
 			info.Meta[tagPrefix+key] = val
 		}
@@ -184,7 +185,7 @@ func (n *Layer) CreateMultipartUpload(ctx context.Context, p *CreateMultipartPar
 	return n.treeService.CreateMultipartUpload(ctx, p.Info.Bkt, info)
 }
 
-func (n *Layer) UploadPart(ctx context.Context, p *UploadPartParams) (string, error) {
+func (n *layer) UploadPart(ctx context.Context, p *UploadPartParams) (string, error) {
 	multipartInfo, err := n.treeService.GetMultipartUpload(ctx, p.Info.Bkt, p.Info.Key, p.Info.UploadID)
 	if err != nil {
 		if errors.Is(err, ErrNodeNotFound) {
@@ -205,7 +206,7 @@ func (n *Layer) UploadPart(ctx context.Context, p *UploadPartParams) (string, er
 	return objInfo.ETag(n.features.MD5Enabled()), nil
 }
 
-func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInfo, p *UploadPartParams) (*data.ObjectInfo, error) {
+func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInfo, p *UploadPartParams) (*data.ObjectInfo, error) {
 	encInfo := FormEncryptionInfo(multipartInfo.Meta)
 	if err := p.Info.Encryption.MatchObjectEncryption(encInfo); err != nil {
 		n.reqLogger(ctx).Warn(logs.MismatchedObjEncryptionInfo, zap.Error(err))
@@ -235,7 +236,7 @@ func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
 	prm.Attributes[0][0], prm.Attributes[0][1] = UploadIDAttributeName, p.Info.UploadID
 	prm.Attributes[1][0], prm.Attributes[1][1] = UploadPartNumberAttributeName, strconv.Itoa(p.PartNumber)
 
-	createdObj, err := n.objectPutAndHash(ctx, prm, bktInfo)
+	size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, bktInfo)
 	if err != nil {
 		return nil, err
 	}
@@ -244,21 +245,21 @@ func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
 		if err != nil {
 			return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
 		}
-		if hex.EncodeToString(hashBytes) != hex.EncodeToString(createdObj.MD5Sum) {
+		if hex.EncodeToString(hashBytes) != hex.EncodeToString(md5Hash) {
 			prm := PrmObjectDelete{
-				Object:    createdObj.ID,
+				Object:    id,
 				Container: bktInfo.CID,
 			}
 			n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
 			err = n.frostFS.DeleteObject(ctx, prm)
 			if err != nil {
-				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", createdObj.ID))
+				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", id))
 			}
 			return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
 		}
 	}
 	if p.Info.Encryption.Enabled() {
-		createdObj.Size = decSize
+		size = decSize
 	}
 
 	if !p.Info.Encryption.Enabled() && len(p.ContentSHA256Hash) > 0 && !auth.IsStandardContentSHA256(p.ContentSHA256Hash) {
@@ -266,10 +267,10 @@ func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
 		if err != nil {
 			return nil, s3errors.GetAPIError(s3errors.ErrContentSHA256Mismatch)
 		}
-		if !bytes.Equal(contentHashBytes, createdObj.HashSum) {
-			err = n.objectDelete(ctx, bktInfo, createdObj.ID)
+		if !bytes.Equal(contentHashBytes, hash) {
+			err = n.objectDelete(ctx, bktInfo, id)
 			if err != nil {
-				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", createdObj.ID))
+				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", id))
 			}
 			return nil, s3errors.GetAPIError(s3errors.ErrContentSHA256Mismatch)
 		}
@@ -277,36 +278,34 @@ func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
 
 	n.reqLogger(ctx).Debug(logs.UploadPart,
 		zap.String("multipart upload", p.Info.UploadID), zap.Int("part number", p.PartNumber),
-		zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", createdObj.ID))
+		zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", id))
 
 	partInfo := &data.PartInfo{
 		Key:      p.Info.Key,
 		UploadID: p.Info.UploadID,
 		Number:   p.PartNumber,
-		OID:      createdObj.ID,
-		Size:     createdObj.Size,
-		ETag:     hex.EncodeToString(createdObj.HashSum),
+		OID:      id,
+		Size:     size,
+		ETag:     hex.EncodeToString(hash),
 		Created:  prm.CreationTime,
-		MD5:      hex.EncodeToString(createdObj.MD5Sum),
+		MD5:      hex.EncodeToString(md5Hash),
 	}
 
-	oldPartIDs, err := n.treeService.AddPart(ctx, bktInfo, multipartInfo.ID, partInfo)
+	oldPartID, err := n.treeService.AddPart(ctx, bktInfo, multipartInfo.ID, partInfo)
 	oldPartIDNotFound := errors.Is(err, ErrNoNodeToRemove)
 	if err != nil && !oldPartIDNotFound {
 		return nil, err
 	}
 	if !oldPartIDNotFound {
-		for _, oldPartID := range oldPartIDs {
-			if err = n.objectDelete(ctx, bktInfo, oldPartID); err != nil {
-				n.reqLogger(ctx).Error(logs.CouldntDeleteOldPartObject, zap.Error(err),
-					zap.String("cid", bktInfo.CID.EncodeToString()),
-					zap.String("oid", oldPartID.EncodeToString()))
-			}
+		if err = n.objectDelete(ctx, bktInfo, oldPartID); err != nil {
+			n.reqLogger(ctx).Error(logs.CouldntDeleteOldPartObject, zap.Error(err),
+				zap.String("cid", bktInfo.CID.EncodeToString()),
+				zap.String("oid", oldPartID.EncodeToString()))
 		}
 	}
 
 	objInfo := &data.ObjectInfo{
-		ID:  createdObj.ID,
+		ID:  id,
 		CID: bktInfo.CID,
 
 		Owner:   bktInfo.Owner,
@@ -320,7 +319,7 @@ func (n *Layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
 	return objInfo, nil
 }
 
-func (n *Layer) UploadPartCopy(ctx context.Context, p *UploadCopyParams) (*data.ObjectInfo, error) {
+func (n *layer) UploadPartCopy(ctx context.Context, p *UploadCopyParams) (*data.ObjectInfo, error) {
 	multipartInfo, err := n.treeService.GetMultipartUpload(ctx, p.Info.Bkt, p.Info.Key, p.Info.UploadID)
 	if err != nil {
 		if errors.Is(err, ErrNodeNotFound) {
@@ -368,7 +367,7 @@ func (n *Layer) UploadPartCopy(ctx context.Context, p *UploadCopyParams) (*data.
 	return n.uploadPart(ctx, multipartInfo, params)
 }
 
-func (n *Layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipartParams) (*UploadData, *data.ExtendedObjectInfo, error) {
+func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipartParams) (*UploadData, *data.ExtendedObjectInfo, error) {
 	for i := 1; i < len(p.Parts); i++ {
 		if p.Parts[i].PartNumber <= p.Parts[i-1].PartNumber {
 			return nil, nil, s3errors.GetAPIError(s3errors.ErrInvalidPartOrder)
@@ -387,15 +386,16 @@ func (n *Layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
 
 	var multipartObjetSize uint64
 	var encMultipartObjectSize uint64
-	parts := make([]*data.PartInfoExtended, 0, len(p.Parts))
+	parts := make([]*data.PartInfo, 0, len(p.Parts))
 
 	var completedPartsHeader strings.Builder
 	md5Hash := md5.New()
 	for i, part := range p.Parts {
-		partInfo := partsInfo.Extract(part.PartNumber, data.UnQuote(part.ETag), n.features.MD5Enabled())
-		if partInfo == nil {
+		partInfo := partsInfo[part.PartNumber]
+		if partInfo == nil || data.UnQuote(part.ETag) != partInfo.GetETag(n.features.MD5Enabled()) {
 			return nil, nil, fmt.Errorf("%w: unknown part %d or etag mismatched", s3errors.GetAPIError(s3errors.ErrInvalidPart), part.PartNumber)
 		}
+		delete(partsInfo, part.PartNumber)
 
 		// for the last part we have no minimum size limit
 		if i != len(p.Parts)-1 && partInfo.Size < UploadMinSize {
@@ -432,13 +432,16 @@ func (n *Layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
 	initMetadata[MultipartObjectSize] = strconv.FormatUint(multipartObjetSize, 10)
 
 	uploadData := &UploadData{
-		TagSet: make(map[string]string),
+		TagSet:     make(map[string]string),
+		ACLHeaders: make(map[string]string),
 	}
 	for key, val := range multipartInfo.Meta {
 		if strings.HasPrefix(key, metaPrefix) {
 			initMetadata[strings.TrimPrefix(key, metaPrefix)] = val
 		} else if strings.HasPrefix(key, tagPrefix) {
 			uploadData.TagSet[strings.TrimPrefix(key, tagPrefix)] = val
+		} else if strings.HasPrefix(key, aclPrefix) {
+			uploadData.ACLHeaders[strings.TrimPrefix(key, aclPrefix)] = val
 		}
 	}
 
@@ -476,22 +479,20 @@ func (n *Layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
 
 	var addr oid.Address
 	addr.SetContainer(p.Info.Bkt.CID)
-	for _, prts := range partsInfo {
-		for _, partInfo := range prts {
-			if err = n.objectDelete(ctx, p.Info.Bkt, partInfo.OID); err != nil {
-				n.reqLogger(ctx).Warn(logs.CouldNotDeleteUploadPart,
-					zap.Stringer("cid", p.Info.Bkt.CID), zap.Stringer("oid", &partInfo.OID),
-					zap.Error(err))
-			}
-			addr.SetObject(partInfo.OID)
-			n.cache.DeleteObject(addr)
+	for _, partInfo := range partsInfo {
+		if err = n.objectDelete(ctx, p.Info.Bkt, partInfo.OID); err != nil {
+			n.reqLogger(ctx).Warn(logs.CouldNotDeleteUploadPart,
+				zap.Stringer("cid", p.Info.Bkt.CID), zap.Stringer("oid", &partInfo.OID),
+				zap.Error(err))
 		}
+		addr.SetObject(partInfo.OID)
+		n.cache.DeleteObject(addr)
 	}
 
 	return uploadData, extObjInfo, n.treeService.DeleteMultipartUpload(ctx, p.Info.Bkt, multipartInfo)
 }
 
-func (n *Layer) ListMultipartUploads(ctx context.Context, p *ListMultipartUploadsParams) (*ListMultipartUploadsInfo, error) {
+func (n *layer) ListMultipartUploads(ctx context.Context, p *ListMultipartUploadsParams) (*ListMultipartUploadsInfo, error) {
 	var result ListMultipartUploadsInfo
 	if p.MaxUploads == 0 {
 		return &result, nil
@@ -551,25 +552,23 @@ func (n *Layer) ListMultipartUploads(ctx context.Context, p *ListMultipartUpload
 	return &result, nil
 }
 
-func (n *Layer) AbortMultipartUpload(ctx context.Context, p *UploadInfoParams) error {
+func (n *layer) AbortMultipartUpload(ctx context.Context, p *UploadInfoParams) error {
 	multipartInfo, parts, err := n.getUploadParts(ctx, p)
 	if err != nil {
 		return err
 	}
 
-	for _, infos := range parts {
-		for _, info := range infos {
-			if err = n.objectDelete(ctx, p.Bkt, info.OID); err != nil {
-				n.reqLogger(ctx).Warn(logs.CouldntDeletePart, zap.String("cid", p.Bkt.CID.EncodeToString()),
-					zap.String("oid", info.OID.EncodeToString()), zap.Int("part number", info.Number), zap.Error(err))
-			}
+	for _, info := range parts {
+		if err = n.objectDelete(ctx, p.Bkt, info.OID); err != nil {
+			n.reqLogger(ctx).Warn(logs.CouldntDeletePart, zap.String("cid", p.Bkt.CID.EncodeToString()),
+				zap.String("oid", info.OID.EncodeToString()), zap.Int("part number", info.Number), zap.Error(err))
 		}
 	}
 
 	return n.treeService.DeleteMultipartUpload(ctx, p.Bkt, multipartInfo)
 }
 
-func (n *Layer) ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsInfo, error) {
+func (n *layer) ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsInfo, error) {
 	var res ListPartsInfo
 	multipartInfo, partsInfo, err := n.getUploadParts(ctx, p.Info)
 	if err != nil {
@@ -586,12 +585,7 @@ func (n *Layer) ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsIn
 
 	parts := make([]*Part, 0, len(partsInfo))
 
-	for _, infos := range partsInfo {
-		sort.Slice(infos, func(i, j int) bool {
-			return infos[i].Timestamp < infos[j].Timestamp
-		})
-
-		partInfo := infos[len(infos)-1]
+	for _, partInfo := range partsInfo {
 		parts = append(parts, &Part{
 			ETag:         data.Quote(partInfo.GetETag(n.features.MD5Enabled())),
 			LastModified: partInfo.Created.UTC().Format(time.RFC3339),
@@ -619,31 +613,16 @@ func (n *Layer) ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsIn
 
 	if len(parts) > p.MaxParts {
 		res.IsTruncated = true
+		res.NextPartNumberMarker = parts[p.MaxParts-1].PartNumber
 		parts = parts[:p.MaxParts]
 	}
 
-	res.NextPartNumberMarker = parts[len(parts)-1].PartNumber
 	res.Parts = parts
 
 	return &res, nil
 }
 
-type PartsInfo map[int][]*data.PartInfoExtended
-
-func (p PartsInfo) Extract(part int, etag string, md5Enabled bool) *data.PartInfoExtended {
-	parts := p[part]
-
-	for i, info := range parts {
-		if info.GetETag(md5Enabled) == etag {
-			p[part] = append(parts[:i], parts[i+1:]...)
-			return info
-		}
-	}
-
-	return nil
-}
-
-func (n *Layer) getUploadParts(ctx context.Context, p *UploadInfoParams) (*data.MultipartInfo, PartsInfo, error) {
+func (n *layer) getUploadParts(ctx context.Context, p *UploadInfoParams) (*data.MultipartInfo, map[int]*data.PartInfo, error) {
 	multipartInfo, err := n.treeService.GetMultipartUpload(ctx, p.Bkt, p.Key, p.UploadID)
 	if err != nil {
 		if errors.Is(err, ErrNodeNotFound) {
@@ -657,11 +636,11 @@ func (n *Layer) getUploadParts(ctx context.Context, p *UploadInfoParams) (*data.
 		return nil, nil, err
 	}
 
-	res := make(map[int][]*data.PartInfoExtended, len(parts))
+	res := make(map[int]*data.PartInfo, len(parts))
 	partsNumbers := make([]int, len(parts))
 	oids := make([]string, len(parts))
 	for i, part := range parts {
-		res[part.Number] = append(res[part.Number], part)
+		res[part.Number] = part
 		partsNumbers[i] = part.Number
 		oids[i] = part.OID.EncodeToString()
 	}

api/layer/notifications.go

@@ -0,0 +1,89 @@
+package layer
+
+import (
+	"bytes"
+	"context"
+	"encoding/xml"
+	errorsStd "errors"
+	"fmt"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"go.uber.org/zap"
+)
+
+type PutBucketNotificationConfigurationParams struct {
+	RequestInfo   *middleware.ReqInfo
+	BktInfo       *data.BucketInfo
+	Configuration *data.NotificationConfiguration
+	CopiesNumbers []uint32
+}
+
+func (n *layer) PutBucketNotificationConfiguration(ctx context.Context, p *PutBucketNotificationConfigurationParams) error {
+	confXML, err := xml.Marshal(p.Configuration)
+	if err != nil {
+		return fmt.Errorf("marshal notify configuration: %w", err)
+	}
+
+	prm := PrmObjectCreate{
+		Container:    p.BktInfo.CID,
+		Payload:      bytes.NewReader(confXML),
+		Filepath:     p.BktInfo.NotificationConfigurationObjectName(),
+		CreationTime: TimeNow(ctx),
+		CopiesNumber: p.CopiesNumbers,
+	}
+
+	_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
+	if err != nil {
+		return err
+	}
+
+	objIDToDelete, err := n.treeService.PutNotificationConfigurationNode(ctx, p.BktInfo, objID)
+	objIDToDeleteNotFound := errorsStd.Is(err, ErrNoNodeToRemove)
+	if err != nil && !objIDToDeleteNotFound {
+		return err
+	}
+
+	if !objIDToDeleteNotFound {
+		if err = n.objectDelete(ctx, p.BktInfo, objIDToDelete); err != nil {
+			n.reqLogger(ctx).Error(logs.CouldntDeleteNotificationConfigurationObject, zap.Error(err),
+				zap.String("cid", p.BktInfo.CID.EncodeToString()),
+				zap.String("oid", objIDToDelete.EncodeToString()))
+		}
+	}
+
+	n.cache.PutNotificationConfiguration(n.BearerOwner(ctx), p.BktInfo, p.Configuration)
+
+	return nil
+}
+
+func (n *layer) GetBucketNotificationConfiguration(ctx context.Context, bktInfo *data.BucketInfo) (*data.NotificationConfiguration, error) {
+	owner := n.BearerOwner(ctx)
+	if conf := n.cache.GetNotificationConfiguration(owner, bktInfo); conf != nil {
+		return conf, nil
+	}
+
+	objID, err := n.treeService.GetNotificationConfigurationNode(ctx, bktInfo)
+	objIDNotFound := errorsStd.Is(err, ErrNodeNotFound)
+	if err != nil && !objIDNotFound {
+		return nil, err
+	}
+
+	conf := &data.NotificationConfiguration{}
+
+	if !objIDNotFound {
+		obj, err := n.objectGet(ctx, bktInfo, objID)
+		if err != nil {
+			return nil, err
+		}
+
+		if err = xml.Unmarshal(obj.Payload(), &conf); err != nil {
+			return nil, fmt.Errorf("unmarshal notify configuration: %w", err)
+		}
+	}
+
+	n.cache.PutNotificationConfiguration(owner, bktInfo, conf)
+
+	return conf, nil
+}

api/layer/object.go

@@ -67,18 +67,24 @@ func newAddress(cnr cid.ID, obj oid.ID) oid.Address {
 }
 
 // objectHead returns all object's headers.
-func (n *Layer) objectHead(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID) (*object.Object, error) {
-	prm := PrmObjectHead{
-		Container: bktInfo.CID,
-		Object:    idObj,
+func (n *layer) objectHead(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID) (*object.Object, error) {
+	prm := PrmObjectRead{
+		Container:  bktInfo.CID,
+		Object:     idObj,
+		WithHeader: true,
 	}
 
 	n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
 
-	return n.frostFS.HeadObject(ctx, prm)
+	res, err := n.frostFS.ReadObject(ctx, prm)
+	if err != nil {
+		return nil, err
+	}
+
+	return res.Head, nil
 }
 
-func (n *Layer) initObjectPayloadReader(ctx context.Context, p getParams) (io.Reader, error) {
+func (n *layer) initObjectPayloadReader(ctx context.Context, p getParams) (io.Reader, error) {
 	if _, isCombined := p.objInfo.Headers[MultipartObjectSize]; !isCombined {
 		return n.initFrostFSObjectPayloadReader(ctx, getFrostFSParams{
 			off:     p.off,
@@ -94,7 +100,7 @@ func (n *Layer) initObjectPayloadReader(ctx context.Context, p getParams) (io.Re
 	}
 
 	var parts []*data.PartInfo
-	if err = json.NewDecoder(combinedObj.Payload).Decode(&parts); err != nil {
+	if err = json.Unmarshal(combinedObj.Payload(), &parts); err != nil {
 		return nil, fmt.Errorf("unmarshal combined object parts: %w", err)
 	}
 
@@ -125,28 +131,17 @@ func (n *Layer) initObjectPayloadReader(ctx context.Context, p getParams) (io.Re
 
 // initializes payload reader of the FrostFS object.
 // Zero range corresponds to full payload (panics if only offset is set).
-func (n *Layer) initFrostFSObjectPayloadReader(ctx context.Context, p getFrostFSParams) (io.Reader, error) {
-	var prmAuth PrmAuth
-	n.prepareAuthParameters(ctx, &prmAuth, p.bktInfo.Owner)
-
-	if p.off+p.ln != 0 {
-		prm := PrmObjectRange{
-			PrmAuth:      prmAuth,
-			Container:    p.bktInfo.CID,
-			Object:       p.oid,
-			PayloadRange: [2]uint64{p.off, p.ln},
-		}
-
-		return n.frostFS.RangeObject(ctx, prm)
+func (n *layer) initFrostFSObjectPayloadReader(ctx context.Context, p getFrostFSParams) (io.Reader, error) {
+	prm := PrmObjectRead{
+		Container:    p.bktInfo.CID,
+		Object:       p.oid,
+		WithPayload:  true,
+		PayloadRange: [2]uint64{p.off, p.ln},
 	}
 
-	prm := PrmObjectGet{
-		PrmAuth:   prmAuth,
-		Container: p.bktInfo.CID,
-		Object:    p.oid,
-	}
+	n.prepareAuthParameters(ctx, &prm.PrmAuth, p.bktInfo.Owner)
 
-	res, err := n.frostFS.GetObject(ctx, prm)
+	res, err := n.frostFS.ReadObject(ctx, prm)
 	if err != nil {
 		return nil, err
 	}
@@ -155,25 +150,22 @@ func (n *Layer) initFrostFSObjectPayloadReader(ctx context.Context, p getFrostFS
 }
 
 // objectGet returns an object with payload in the object.
-func (n *Layer) objectGet(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID) (*Object, error) {
-	return n.objectGetBase(ctx, bktInfo, objID, PrmAuth{})
-}
-
-// objectGetWithAuth returns an object with payload in the object. Uses provided PrmAuth.
-func (n *Layer) objectGetWithAuth(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID, auth PrmAuth) (*Object, error) {
-	return n.objectGetBase(ctx, bktInfo, objID, auth)
-}
-
-func (n *Layer) objectGetBase(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID, auth PrmAuth) (*Object, error) {
-	prm := PrmObjectGet{
-		PrmAuth:   auth,
-		Container: bktInfo.CID,
-		Object:    objID,
+func (n *layer) objectGet(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID) (*object.Object, error) {
+	prm := PrmObjectRead{
+		Container:   bktInfo.CID,
+		Object:      objID,
+		WithHeader:  true,
+		WithPayload: true,
 	}
 
 	n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
 
-	return n.frostFS.GetObject(ctx, prm)
+	res, err := n.frostFS.ReadObject(ctx, prm)
+	if err != nil {
+		return nil, err
+	}
+
+	return res.Head, nil
 }
 
 // MimeByFilePath detect mime type by file path extension.
@@ -222,7 +214,7 @@ func ParseCompletedPartHeader(hdr string) (*Part, error) {
 }
 
 // PutObject stores object into FrostFS, took payload from io.Reader.
-func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.ExtendedObjectInfo, error) {
+func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.ExtendedObjectInfo, error) {
 	bktSettings, err := n.GetBucketSettings(ctx, p.BktInfo)
 	if err != nil {
 		return nil, fmt.Errorf("couldn't get versioning settings object: %w", err)
@@ -271,7 +263,7 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 		prm.Attributes = append(prm.Attributes, [2]string{k, v})
 	}
 
-	createdObj, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
+	size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
 	if err != nil {
 		return nil, err
 	}
@@ -280,10 +272,10 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 		if err != nil {
 			return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
 		}
-		if !bytes.Equal(headerMd5Hash, createdObj.MD5Sum) {
-			err = n.objectDelete(ctx, p.BktInfo, createdObj.ID)
+		if !bytes.Equal(headerMd5Hash, md5Hash) {
+			err = n.objectDelete(ctx, p.BktInfo, id)
 			if err != nil {
-				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", createdObj.ID))
+				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
 			}
 			return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
 		}
@@ -294,26 +286,25 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 		if err != nil {
 			return nil, apiErrors.GetAPIError(apiErrors.ErrContentSHA256Mismatch)
 		}
-		if !bytes.Equal(contentHashBytes, createdObj.HashSum) {
-			err = n.objectDelete(ctx, p.BktInfo, createdObj.ID)
+		if !bytes.Equal(contentHashBytes, hash) {
+			err = n.objectDelete(ctx, p.BktInfo, id)
 			if err != nil {
-				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", createdObj.ID))
+				n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
 			}
 			return nil, apiErrors.GetAPIError(apiErrors.ErrContentSHA256Mismatch)
 		}
 	}
 
-	n.reqLogger(ctx).Debug(logs.PutObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", createdObj.ID))
+	n.reqLogger(ctx).Debug(logs.PutObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
 	now := TimeNow(ctx)
 	newVersion := &data.NodeVersion{
 		BaseNodeVersion: data.BaseNodeVersion{
-			OID:           createdObj.ID,
-			ETag:          hex.EncodeToString(createdObj.HashSum),
-			FilePath:      p.Object,
-			Size:          p.Size,
-			Created:       &now,
-			Owner:         &n.gateOwner,
-			CreationEpoch: createdObj.CreationEpoch,
+			OID:      id,
+			ETag:     hex.EncodeToString(hash),
+			FilePath: p.Object,
+			Size:     p.Size,
+			Created:  &now,
+			Owner:    &n.gateOwner,
 		},
 		IsUnversioned: !bktSettings.VersioningEnabled(),
 		IsCombined:    p.Header[MultipartObjectSize] != "",
@@ -321,7 +312,7 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 	if len(p.CompleteMD5Hash) > 0 {
 		newVersion.MD5 = p.CompleteMD5Hash
 	} else {
-		newVersion.MD5 = hex.EncodeToString(createdObj.MD5Sum)
+		newVersion.MD5 = hex.EncodeToString(md5Hash)
 	}
 
 	if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
@@ -330,10 +321,10 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 
 	if p.Lock != nil && (p.Lock.Retention != nil || p.Lock.LegalHold != nil) {
 		putLockInfoPrms := &PutLockInfoParams{
-			ObjVersion: &data.ObjectVersion{
+			ObjVersion: &ObjectVersion{
 				BktInfo:    p.BktInfo,
 				ObjectName: p.Object,
-				VersionID:  createdObj.ID.EncodeToString(),
+				VersionID:  id.EncodeToString(),
 			},
 			NewLock:       p.Lock,
 			CopiesNumbers: p.CopiesNumbers,
@@ -348,13 +339,13 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 	n.cache.CleanListCacheEntriesContainingObject(p.Object, p.BktInfo.CID)
 
 	objInfo := &data.ObjectInfo{
-		ID:  createdObj.ID,
+		ID:  id,
 		CID: p.BktInfo.CID,
 
 		Owner:       n.gateOwner,
 		Bucket:      p.BktInfo.Name,
 		Name:        p.Object,
-		Size:        createdObj.Size,
+		Size:        size,
 		Created:     prm.CreationTime,
 		Headers:     p.Header,
 		ContentType: p.Header[api.ContentType],
@@ -372,7 +363,7 @@ func (n *Layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
 	return extendedObjInfo, nil
 }
 
-func (n *Layer) headLastVersionIfNotDeleted(ctx context.Context, bkt *data.BucketInfo, objectName string) (*data.ExtendedObjectInfo, error) {
+func (n *layer) headLastVersionIfNotDeleted(ctx context.Context, bkt *data.BucketInfo, objectName string) (*data.ExtendedObjectInfo, error) {
 	owner := n.BearerOwner(ctx)
 	if extObjInfo := n.cache.GetLastObject(owner, bkt.Name, objectName); extObjInfo != nil {
 		return extObjInfo, nil
@@ -410,7 +401,7 @@ func (n *Layer) headLastVersionIfNotDeleted(ctx context.Context, bkt *data.Bucke
 	return extObjInfo, nil
 }
 
-func (n *Layer) headVersion(ctx context.Context, bkt *data.BucketInfo, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
+func (n *layer) headVersion(ctx context.Context, bkt *data.BucketInfo, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
 	var err error
 	var foundVersion *data.NodeVersion
 	if p.VersionID == data.UnversionedObjectVersionID {
@@ -468,18 +459,8 @@ func (n *Layer) headVersion(ctx context.Context, bkt *data.BucketInfo, p *HeadOb
 }
 
 // objectDelete puts tombstone object into frostfs.
-func (n *Layer) objectDelete(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID) error {
-	return n.objectDeleteBase(ctx, bktInfo, idObj, PrmAuth{})
-}
-
-// objectDeleteWithAuth puts tombstone object into frostfs. Uses provided PrmAuth.
-func (n *Layer) objectDeleteWithAuth(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID, auth PrmAuth) error {
-	return n.objectDeleteBase(ctx, bktInfo, idObj, auth)
-}
-
-func (n *Layer) objectDeleteBase(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID, auth PrmAuth) error {
+func (n *layer) objectDelete(ctx context.Context, bktInfo *data.BucketInfo, idObj oid.ID) error {
 	prm := PrmObjectDelete{
-		PrmAuth:   auth,
 		Container: bktInfo.CID,
 		Object:    idObj,
 	}
@@ -492,7 +473,8 @@ func (n *Layer) objectDeleteBase(ctx context.Context, bktInfo *data.BucketInfo,
 }
 
 // objectPutAndHash prepare auth parameters and invoke frostfs.CreateObject.
-func (n *Layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (*data.CreatedObjectInfo, error) {
+// Returns object ID and payload sha256 hash.
+func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (uint64, oid.ID, []byte, []byte, error) {
 	n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
 	prm.ClientCut = n.features.ClientCut()
 	prm.BufferMaxSize = n.features.BufferMaxSizeForPut()
@@ -505,21 +487,15 @@ func (n *Layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktIn
 		hash.Write(buf)
 		md5Hash.Write(buf)
 	})
-	res, err := n.frostFS.CreateObject(ctx, prm)
+	id, err := n.frostFS.CreateObject(ctx, prm)
 	if err != nil {
 		if _, errDiscard := io.Copy(io.Discard, prm.Payload); errDiscard != nil {
 			n.reqLogger(ctx).Warn(logs.FailedToDiscardPutPayloadProbablyGoroutineLeaks, zap.Error(errDiscard))
 		}
 
-		return nil, err
+		return 0, oid.ID{}, nil, nil, err
 	}
-	return &data.CreatedObjectInfo{
-		ID:            res.ObjectID,
-		Size:          size,
-		HashSum:       hash.Sum(nil),
-		MD5Sum:        md5Hash.Sum(nil),
-		CreationEpoch: res.CreationEpoch,
-	}, nil
+	return size, id, hash.Sum(nil), md5Hash.Sum(nil), nil
 }
 
 type logWrapper struct {

api/layer/object_test.go

@@ -31,6 +31,8 @@ func TestWrapReader(t *testing.T) {
 
 func TestGoroutinesDontLeakInPutAndHash(t *testing.T) {
 	tc := prepareContext(t)
+	l, ok := tc.layer.(*layer)
+	require.True(t, ok)
 
 	content := make([]byte, 128*1024)
 	_, err := rand.Read(content)
@@ -44,7 +46,7 @@ func TestGoroutinesDontLeakInPutAndHash(t *testing.T) {
 
 	expErr := errors.New("some error")
 	tc.testFrostFS.SetObjectPutError(tc.obj, expErr)
-	_, err = tc.layer.objectPutAndHash(tc.ctx, prm, tc.bktInfo)
+	_, _, _, _, err = l.objectPutAndHash(tc.ctx, prm, tc.bktInfo)
 	require.ErrorIs(t, err, expErr)
 	require.Empty(t, payload.Len(), "body must be read out otherwise goroutines can leak in wrapReader")
 }

api/layer/patch.go

@@ -1,264 +0,0 @@
-package layer
-
-import (
-	"bytes"
-	"context"
-	"encoding/hex"
-	"encoding/json"
-	"fmt"
-	"io"
-	"strconv"
-	"strings"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
-)
-
-type PatchObjectParams struct {
-	Object            *data.ExtendedObjectInfo
-	BktInfo           *data.BucketInfo
-	NewBytes          io.Reader
-	Range             *RangeParams
-	VersioningEnabled bool
-	CopiesNumbers     []uint32
-}
-
-func (n *Layer) PatchObject(ctx context.Context, p *PatchObjectParams) (*data.ExtendedObjectInfo, error) {
-	if p.Object.ObjectInfo.Headers[AttributeDecryptedSize] != "" {
-		return nil, fmt.Errorf("patch encrypted object")
-	}
-
-	if p.Object.ObjectInfo.Headers[MultipartObjectSize] != "" {
-		return n.patchMultipartObject(ctx, p)
-	}
-
-	prmPatch := PrmObjectPatch{
-		Container:  p.BktInfo.CID,
-		Object:     p.Object.ObjectInfo.ID,
-		Payload:    p.NewBytes,
-		Offset:     p.Range.Start,
-		Length:     p.Range.End - p.Range.Start + 1,
-		ObjectSize: p.Object.ObjectInfo.Size,
-	}
-	n.prepareAuthParameters(ctx, &prmPatch.PrmAuth, p.BktInfo.Owner)
-
-	createdObj, err := n.patchObject(ctx, prmPatch)
-	if err != nil {
-		return nil, fmt.Errorf("patch object: %w", err)
-	}
-
-	newVersion := &data.NodeVersion{
-		BaseNodeVersion: data.BaseNodeVersion{
-			OID:           createdObj.ID,
-			ETag:          hex.EncodeToString(createdObj.HashSum),
-			FilePath:      p.Object.ObjectInfo.Name,
-			Size:          createdObj.Size,
-			Created:       &p.Object.ObjectInfo.Created,
-			Owner:         &n.gateOwner,
-			CreationEpoch: p.Object.NodeVersion.CreationEpoch,
-		},
-		IsUnversioned: !p.VersioningEnabled,
-		IsCombined:    p.Object.ObjectInfo.Headers[MultipartObjectSize] != "",
-	}
-
-	if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
-		return nil, fmt.Errorf("couldn't add new version to tree service: %w", err)
-	}
-
-	p.Object.ObjectInfo.ID = createdObj.ID
-	p.Object.ObjectInfo.Size = createdObj.Size
-	p.Object.ObjectInfo.MD5Sum = ""
-	p.Object.ObjectInfo.HashSum = hex.EncodeToString(createdObj.HashSum)
-	p.Object.NodeVersion = newVersion
-
-	return p.Object, nil
-}
-
-func (n *Layer) patchObject(ctx context.Context, p PrmObjectPatch) (*data.CreatedObjectInfo, error) {
-	objID, err := n.frostFS.PatchObject(ctx, p)
-	if err != nil {
-		return nil, fmt.Errorf("patch object: %w", err)
-	}
-
-	prmHead := PrmObjectHead{
-		PrmAuth:   p.PrmAuth,
-		Container: p.Container,
-		Object:    objID,
-	}
-	obj, err := n.frostFS.HeadObject(ctx, prmHead)
-	if err != nil {
-		return nil, fmt.Errorf("head object: %w", err)
-	}
-
-	payloadChecksum, _ := obj.PayloadChecksum()
-
-	return &data.CreatedObjectInfo{
-		ID:      objID,
-		Size:    obj.PayloadSize(),
-		HashSum: payloadChecksum.Value(),
-	}, nil
-}
-
-func (n *Layer) patchMultipartObject(ctx context.Context, p *PatchObjectParams) (*data.ExtendedObjectInfo, error) {
-	combinedObj, err := n.objectGet(ctx, p.BktInfo, p.Object.ObjectInfo.ID)
-	if err != nil {
-		return nil, fmt.Errorf("get combined object '%s': %w", p.Object.ObjectInfo.ID.EncodeToString(), err)
-	}
-
-	var parts []*data.PartInfo
-	if err = json.NewDecoder(combinedObj.Payload).Decode(&parts); err != nil {
-		return nil, fmt.Errorf("unmarshal combined object parts: %w", err)
-	}
-
-	prmPatch := PrmObjectPatch{
-		Container: p.BktInfo.CID,
-	}
-	n.prepareAuthParameters(ctx, &prmPatch.PrmAuth, p.BktInfo.Owner)
-
-	off, ln := p.Range.Start, p.Range.End-p.Range.Start+1
-	var multipartObjectSize uint64
-	for i, part := range parts {
-		if off > part.Size || (off == part.Size && i != len(parts)-1) || ln == 0 {
-			multipartObjectSize += part.Size
-			if ln != 0 {
-				off -= part.Size
-			}
-			continue
-		}
-
-		var createdObj *data.CreatedObjectInfo
-		createdObj, off, ln, err = n.patchPart(ctx, part, p, &prmPatch, off, ln, i == len(parts)-1)
-		if err != nil {
-			return nil, fmt.Errorf("patch part: %w", err)
-		}
-
-		parts[i].OID = createdObj.ID
-		parts[i].Size = createdObj.Size
-		parts[i].MD5 = ""
-		parts[i].ETag = hex.EncodeToString(createdObj.HashSum)
-
-		multipartObjectSize += createdObj.Size
-	}
-
-	return n.updateCombinedObject(ctx, parts, multipartObjectSize, p)
-}
-
-// Returns patched part info, updated offset and length.
-func (n *Layer) patchPart(ctx context.Context, part *data.PartInfo, p *PatchObjectParams, prmPatch *PrmObjectPatch, off, ln uint64, lastPart bool) (*data.CreatedObjectInfo, uint64, uint64, error) {
-	if off == 0 && ln >= part.Size {
-		curLen := part.Size
-		if lastPart {
-			curLen = ln
-		}
-		prm := PrmObjectCreate{
-			Container:    p.BktInfo.CID,
-			Payload:      io.LimitReader(p.NewBytes, int64(curLen)),
-			CreationTime: part.Created,
-			CopiesNumber: p.CopiesNumbers,
-		}
-
-		createdObj, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
-		if err != nil {
-			return nil, 0, 0, fmt.Errorf("put new part object '%s': %w", part.OID.EncodeToString(), err)
-		}
-
-		ln -= curLen
-
-		return createdObj, off, ln, err
-	}
-
-	curLen := ln
-	if off+curLen > part.Size && !lastPart {
-		curLen = part.Size - off
-	}
-	prmPatch.Object = part.OID
-	prmPatch.ObjectSize = part.Size
-	prmPatch.Offset = off
-	prmPatch.Length = curLen
-
-	prmPatch.Payload = io.LimitReader(p.NewBytes, int64(prmPatch.Length))
-
-	createdObj, err := n.patchObject(ctx, *prmPatch)
-	if err != nil {
-		return nil, 0, 0, fmt.Errorf("patch part object '%s': %w", part.OID.EncodeToString(), err)
-	}
-
-	ln -= curLen
-	off = 0
-
-	return createdObj, off, ln, nil
-}
-
-func (n *Layer) updateCombinedObject(ctx context.Context, parts []*data.PartInfo, fullObjSize uint64, p *PatchObjectParams) (*data.ExtendedObjectInfo, error) {
-	newParts, err := json.Marshal(parts)
-	if err != nil {
-		return nil, fmt.Errorf("marshal parts for combined object: %w", err)
-	}
-
-	var headerParts strings.Builder
-	for i, part := range parts {
-		headerPart := part.ToHeaderString()
-		if i != len(parts)-1 {
-			headerPart += ","
-		}
-		headerParts.WriteString(headerPart)
-	}
-
-	prm := PrmObjectCreate{
-		Container:    p.BktInfo.CID,
-		PayloadSize:  fullObjSize,
-		Filepath:     p.Object.ObjectInfo.Name,
-		Payload:      bytes.NewReader(newParts),
-		CreationTime: p.Object.ObjectInfo.Created,
-		CopiesNumber: p.CopiesNumbers,
-	}
-
-	prm.Attributes = make([][2]string, 0, len(p.Object.ObjectInfo.Headers)+1)
-
-	for k, v := range p.Object.ObjectInfo.Headers {
-		switch k {
-		case MultipartObjectSize:
-			prm.Attributes = append(prm.Attributes, [2]string{MultipartObjectSize, strconv.FormatUint(fullObjSize, 10)})
-		case UploadCompletedParts:
-			prm.Attributes = append(prm.Attributes, [2]string{UploadCompletedParts, headerParts.String()})
-		case api.ContentType:
-		default:
-			prm.Attributes = append(prm.Attributes, [2]string{k, v})
-		}
-	}
-	prm.Attributes = append(prm.Attributes, [2]string{api.ContentType, p.Object.ObjectInfo.ContentType})
-
-	createdObj, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
-	if err != nil {
-		return nil, fmt.Errorf("put new combined object: %w", err)
-	}
-
-	newVersion := &data.NodeVersion{
-		BaseNodeVersion: data.BaseNodeVersion{
-			OID:           createdObj.ID,
-			ETag:          hex.EncodeToString(createdObj.HashSum),
-			MD5:           hex.EncodeToString(createdObj.MD5Sum) + "-" + strconv.Itoa(len(parts)),
-			FilePath:      p.Object.ObjectInfo.Name,
-			Size:          fullObjSize,
-			Created:       &p.Object.ObjectInfo.Created,
-			Owner:         &n.gateOwner,
-			CreationEpoch: p.Object.NodeVersion.CreationEpoch,
-		},
-		IsUnversioned: !p.VersioningEnabled,
-		IsCombined:    p.Object.ObjectInfo.Headers[MultipartObjectSize] != "",
-	}
-
-	if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
-		return nil, fmt.Errorf("couldn't add new version to tree service: %w", err)
-	}
-
-	p.Object.ObjectInfo.ID = createdObj.ID
-	p.Object.ObjectInfo.Size = createdObj.Size
-	p.Object.ObjectInfo.MD5Sum = hex.EncodeToString(createdObj.MD5Sum) + "-" + strconv.Itoa(len(parts))
-	p.Object.ObjectInfo.HashSum = hex.EncodeToString(createdObj.HashSum)
-	p.Object.ObjectInfo.Headers[MultipartObjectSize] = strconv.FormatUint(fullObjSize, 10)
-	p.Object.ObjectInfo.Headers[UploadCompletedParts] = headerParts.String()
-	p.Object.NodeVersion = newVersion
-
-	return p.Object, nil
-}

api/layer/system_object.go

@@ -12,7 +12,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 )
 
@@ -21,13 +20,13 @@ const (
 )
 
 type PutLockInfoParams struct {
-	ObjVersion    *data.ObjectVersion
+	ObjVersion    *ObjectVersion
 	NewLock       *data.ObjectLock
 	CopiesNumbers []uint32
 	NodeVersion   *data.NodeVersion // optional
 }
 
-func (n *Layer) PutLockInfo(ctx context.Context, p *PutLockInfoParams) (err error) {
+func (n *layer) PutLockInfo(ctx context.Context, p *PutLockInfoParams) (err error) {
 	newLock := p.NewLock
 	versionNode := p.NodeVersion
 	// sometimes node version can be provided from executing context
@@ -101,7 +100,7 @@ func (n *Layer) PutLockInfo(ctx context.Context, p *PutLockInfoParams) (err erro
 	return nil
 }
 
-func (n *Layer) getNodeVersionFromCacheOrFrostfs(ctx context.Context, objVersion *data.ObjectVersion) (nodeVersion *data.NodeVersion, err error) {
+func (n *layer) getNodeVersionFromCacheOrFrostfs(ctx context.Context, objVersion *ObjectVersion) (nodeVersion *data.NodeVersion, err error) {
 	// check cache if node version is stored inside extendedObjectVersion
 	nodeVersion = n.getNodeVersionFromCache(n.BearerOwner(ctx), objVersion)
 	if nodeVersion == nil {
@@ -112,7 +111,7 @@ func (n *Layer) getNodeVersionFromCacheOrFrostfs(ctx context.Context, objVersion
 	return nodeVersion, nil
 }
 
-func (n *Layer) putLockObject(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID, lock *data.ObjectLock, copiesNumber []uint32) (oid.ID, error) {
+func (n *layer) putLockObject(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID, lock *data.ObjectLock, copiesNumber []uint32) (oid.ID, error) {
 	prm := PrmObjectCreate{
 		Container:    bktInfo.CID,
 		Locks:        []oid.ID{objID},
@@ -126,15 +125,11 @@ func (n *Layer) putLockObject(ctx context.Context, bktInfo *data.BucketInfo, obj
 		return oid.ID{}, err
 	}
 
-	createdObj, err := n.objectPutAndHash(ctx, prm, bktInfo)
-	if err != nil {
-		return oid.ID{}, err
-	}
-
-	return createdObj.ID, nil
+	_, id, _, _, err := n.objectPutAndHash(ctx, prm, bktInfo)
+	return id, err
 }
 
-func (n *Layer) GetLockInfo(ctx context.Context, objVersion *data.ObjectVersion) (*data.LockInfo, error) {
+func (n *layer) GetLockInfo(ctx context.Context, objVersion *ObjectVersion) (*data.LockInfo, error) {
 	owner := n.BearerOwner(ctx)
 	if lockInfo := n.cache.GetLockInfo(owner, lockObjectKey(objVersion)); lockInfo != nil {
 		return lockInfo, nil
@@ -158,36 +153,30 @@ func (n *Layer) GetLockInfo(ctx context.Context, objVersion *data.ObjectVersion)
 	return lockInfo, nil
 }
 
-func (n *Layer) getCORS(ctx context.Context, bkt *data.BucketInfo) (*data.CORSConfiguration, error) {
+func (n *layer) getCORS(ctx context.Context, bkt *data.BucketInfo) (*data.CORSConfiguration, error) {
 	owner := n.BearerOwner(ctx)
 	if cors := n.cache.GetCORS(owner, bkt); cors != nil {
 		return cors, nil
 	}
 
-	addr, err := n.treeService.GetBucketCORS(ctx, bkt)
-	objNotFound := errorsStd.Is(err, ErrNodeNotFound)
-	if err != nil && !objNotFound {
+	objID, err := n.treeService.GetBucketCORS(ctx, bkt)
+	objIDNotFound := errorsStd.Is(err, ErrNodeNotFound)
+	if err != nil && !objIDNotFound {
 		return nil, err
 	}
 
-	if objNotFound {
+	if objIDNotFound {
 		return nil, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrNoSuchCORSConfiguration), err.Error())
 	}
 
-	var prmAuth PrmAuth
-	corsBkt := bkt
-	if !addr.Container().Equals(bkt.CID) && !addr.Container().Equals(cid.ID{}) {
-		corsBkt = &data.BucketInfo{CID: addr.Container()}
-		prmAuth.PrivateKey = &n.gateKey.PrivateKey
-	}
-
-	obj, err := n.objectGetWithAuth(ctx, corsBkt, addr.Object(), prmAuth)
+	obj, err := n.objectGet(ctx, bkt, objID)
 	if err != nil {
-		return nil, fmt.Errorf("get cors object: %w", err)
+		return nil, err
 	}
 
 	cors := &data.CORSConfiguration{}
-	if err = xml.NewDecoder(obj.Payload).Decode(&cors); err != nil {
+
+	if err = xml.Unmarshal(obj.Payload(), &cors); err != nil {
 		return nil, fmt.Errorf("unmarshal cors: %w", err)
 	}
 
@@ -196,12 +185,12 @@ func (n *Layer) getCORS(ctx context.Context, bkt *data.BucketInfo) (*data.CORSCo
 	return cors, nil
 }
 
-func lockObjectKey(objVersion *data.ObjectVersion) string {
+func lockObjectKey(objVersion *ObjectVersion) string {
 	// todo reconsider forming name since versionID can be "null" or ""
 	return ".lock." + objVersion.BktInfo.CID.EncodeToString() + "." + objVersion.ObjectName + "." + objVersion.VersionID
 }
 
-func (n *Layer) GetBucketSettings(ctx context.Context, bktInfo *data.BucketInfo) (*data.BucketSettings, error) {
+func (n *layer) GetBucketSettings(ctx context.Context, bktInfo *data.BucketInfo) (*data.BucketSettings, error) {
 	owner := n.BearerOwner(ctx)
 	if settings := n.cache.GetSettings(owner, bktInfo); settings != nil {
 		return settings, nil
@@ -220,7 +209,7 @@ func (n *Layer) GetBucketSettings(ctx context.Context, bktInfo *data.BucketInfo)
 	return settings, nil
 }
 
-func (n *Layer) PutBucketSettings(ctx context.Context, p *PutSettingsParams) error {
+func (n *layer) PutBucketSettings(ctx context.Context, p *PutSettingsParams) error {
 	if err := n.treeService.PutSettingsNode(ctx, p.BktInfo, p.Settings); err != nil {
 		return fmt.Errorf("failed to get settings node: %w", err)
 	}
@@ -230,7 +219,7 @@ func (n *Layer) PutBucketSettings(ctx context.Context, p *PutSettingsParams) err
 	return nil
 }
 
-func (n *Layer) attributesFromLock(ctx context.Context, lock *data.ObjectLock) ([][2]string, error) {
+func (n *layer) attributesFromLock(ctx context.Context, lock *data.ObjectLock) ([][2]string, error) {
 	var (
 		err      error
 		expEpoch uint64

api/layer/tagging.go

@@ -14,7 +14,22 @@ import (
 	"go.uber.org/zap"
 )
 
-func (n *Layer) GetObjectTagging(ctx context.Context, p *data.GetObjectTaggingParams) (string, map[string]string, error) {
+type GetObjectTaggingParams struct {
+	ObjectVersion *ObjectVersion
+
+	// NodeVersion can be nil. If not nil we save one request to tree service.
+	NodeVersion *data.NodeVersion // optional
+}
+
+type PutObjectTaggingParams struct {
+	ObjectVersion *ObjectVersion
+	TagSet        map[string]string
+
+	// NodeVersion can be nil. If not nil we save one request to tree service.
+	NodeVersion *data.NodeVersion // optional
+}
+
+func (n *layer) GetObjectTagging(ctx context.Context, p *GetObjectTaggingParams) (string, map[string]string, error) {
 	var err error
 	owner := n.BearerOwner(ctx)
 
@@ -50,12 +65,12 @@ func (n *Layer) GetObjectTagging(ctx context.Context, p *data.GetObjectTaggingPa
 	return p.ObjectVersion.VersionID, tags, nil
 }
 
-func (n *Layer) PutObjectTagging(ctx context.Context, p *data.PutObjectTaggingParams) (err error) {
-	nodeVersion := p.NodeVersion
+func (n *layer) PutObjectTagging(ctx context.Context, p *PutObjectTaggingParams) (nodeVersion *data.NodeVersion, err error) {
+	nodeVersion = p.NodeVersion
 	if nodeVersion == nil {
 		nodeVersion, err = n.getNodeVersionFromCacheOrFrostfs(ctx, p.ObjectVersion)
 		if err != nil {
-			return err
+			return nil, err
 		}
 	}
 	p.ObjectVersion.VersionID = nodeVersion.OID.EncodeToString()
@@ -63,38 +78,38 @@ func (n *Layer) PutObjectTagging(ctx context.Context, p *data.PutObjectTaggingPa
 	err = n.treeService.PutObjectTagging(ctx, p.ObjectVersion.BktInfo, nodeVersion, p.TagSet)
 	if err != nil {
 		if errors.Is(err, ErrNodeNotFound) {
-			return fmt.Errorf("%w: %s", s3errors.GetAPIError(s3errors.ErrNoSuchKey), err.Error())
+			return nil, fmt.Errorf("%w: %s", s3errors.GetAPIError(s3errors.ErrNoSuchKey), err.Error())
 		}
-		return err
+		return nil, err
 	}
 
 	n.cache.PutTagging(n.BearerOwner(ctx), objectTaggingCacheKey(p.ObjectVersion), p.TagSet)
 
-	return nil
+	return nodeVersion, nil
 }
 
-func (n *Layer) DeleteObjectTagging(ctx context.Context, p *data.ObjectVersion) error {
+func (n *layer) DeleteObjectTagging(ctx context.Context, p *ObjectVersion) (*data.NodeVersion, error) {
 	version, err := n.getNodeVersion(ctx, p)
 	if err != nil {
-		return err
+		return nil, err
 	}
 
 	err = n.treeService.DeleteObjectTagging(ctx, p.BktInfo, version)
 	if err != nil {
 		if errors.Is(err, ErrNodeNotFound) {
-			return fmt.Errorf("%w: %s", s3errors.GetAPIError(s3errors.ErrNoSuchKey), err.Error())
+			return nil, fmt.Errorf("%w: %s", s3errors.GetAPIError(s3errors.ErrNoSuchKey), err.Error())
 		}
-		return err
+		return nil, err
 	}
 
 	p.VersionID = version.OID.EncodeToString()
 
 	n.cache.DeleteTagging(objectTaggingCacheKey(p))
 
-	return nil
+	return version, nil
 }
 
-func (n *Layer) GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) (map[string]string, error) {
+func (n *layer) GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) (map[string]string, error) {
 	owner := n.BearerOwner(ctx)
 
 	if tags := n.cache.GetTagging(owner, bucketTaggingCacheKey(bktInfo.CID)); tags != nil {
@@ -111,7 +126,7 @@ func (n *Layer) GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo)
 	return tags, nil
 }
 
-func (n *Layer) PutBucketTagging(ctx context.Context, bktInfo *data.BucketInfo, tagSet map[string]string) error {
+func (n *layer) PutBucketTagging(ctx context.Context, bktInfo *data.BucketInfo, tagSet map[string]string) error {
 	if err := n.treeService.PutBucketTagging(ctx, bktInfo, tagSet); err != nil {
 		return err
 	}
@@ -121,13 +136,13 @@ func (n *Layer) PutBucketTagging(ctx context.Context, bktInfo *data.BucketInfo,
 	return nil
 }
 
-func (n *Layer) DeleteBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) error {
+func (n *layer) DeleteBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) error {
 	n.cache.DeleteTagging(bucketTaggingCacheKey(bktInfo.CID))
 
 	return n.treeService.DeleteBucketTagging(ctx, bktInfo)
 }
 
-func objectTaggingCacheKey(p *data.ObjectVersion) string {
+func objectTaggingCacheKey(p *ObjectVersion) string {
 	return ".tagset." + p.BktInfo.CID.EncodeToString() + "." + p.ObjectName + "." + p.VersionID
 }
 
@@ -135,7 +150,7 @@ func bucketTaggingCacheKey(cnrID cid.ID) string {
 	return ".tagset." + cnrID.EncodeToString()
 }
 
-func (n *Layer) getNodeVersion(ctx context.Context, objVersion *data.ObjectVersion) (*data.NodeVersion, error) {
+func (n *layer) getNodeVersion(ctx context.Context, objVersion *ObjectVersion) (*data.NodeVersion, error) {
 	var err error
 	var version *data.NodeVersion
 
@@ -173,7 +188,7 @@ func (n *Layer) getNodeVersion(ctx context.Context, objVersion *data.ObjectVersi
 	return version, err
 }
 
-func (n *Layer) getNodeVersionFromCache(owner user.ID, o *data.ObjectVersion) *data.NodeVersion {
+func (n *layer) getNodeVersionFromCache(owner user.ID, o *ObjectVersion) *data.NodeVersion {
 	if len(o.VersionID) == 0 || o.VersionID == data.UnversionedObjectVersionID {
 		return nil
 	}

api/layer/tree_mock.go

@@ -6,7 +6,6 @@ import (
 	"io"
 	"sort"
 	"strings"
-	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -34,7 +33,7 @@ type TreeServiceMock struct {
 	locks      map[string]map[uint64]*data.LockInfo
 	tags       map[string]map[uint64]map[string]string
 	multiparts map[string]map[string][]*data.MultipartInfo
-	parts      map[string]map[int]*data.PartInfoExtended
+	parts      map[string]map[int]*data.PartInfo
 }
 
 func (t *TreeServiceMock) GetObjectTaggingAndLock(ctx context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion) (map[string]string, *data.LockInfo, error) {
@@ -93,7 +92,7 @@ func NewTreeService() *TreeServiceMock {
 		locks:      make(map[string]map[uint64]*data.LockInfo),
 		tags:       make(map[string]map[uint64]map[string]string),
 		multiparts: make(map[string]map[string][]*data.MultipartInfo),
-		parts:      make(map[string]map[int]*data.PartInfoExtended),
+		parts:      make(map[string]map[int]*data.PartInfo),
 	}
 }
 
@@ -111,39 +110,44 @@ func (t *TreeServiceMock) GetSettingsNode(_ context.Context, bktInfo *data.Bucke
 	return settings, nil
 }
 
-func (t *TreeServiceMock) GetBucketCORS(_ context.Context, bktInfo *data.BucketInfo) (oid.Address, error) {
+func (t *TreeServiceMock) GetNotificationConfigurationNode(context.Context, *data.BucketInfo) (oid.ID, error) {
+	panic("implement me")
+}
+
+func (t *TreeServiceMock) PutNotificationConfigurationNode(context.Context, *data.BucketInfo, oid.ID) (oid.ID, error) {
+	panic("implement me")
+}
+
+func (t *TreeServiceMock) GetBucketCORS(_ context.Context, bktInfo *data.BucketInfo) (oid.ID, error) {
 	systemMap, ok := t.system[bktInfo.CID.EncodeToString()]
 	if !ok {
-		return oid.Address{}, nil
+		return oid.ID{}, nil
 	}
 
 	node, ok := systemMap["cors"]
 	if !ok {
-		return oid.Address{}, nil
+		return oid.ID{}, nil
 	}
 
-	var addr oid.Address
-	addr.SetContainer(bktInfo.CID)
-	addr.SetObject(node.OID)
-	return addr, nil
+	return node.OID, nil
 }
 
-func (t *TreeServiceMock) PutBucketCORS(_ context.Context, bktInfo *data.BucketInfo, addr oid.Address) ([]oid.Address, error) {
+func (t *TreeServiceMock) PutBucketCORS(_ context.Context, bktInfo *data.BucketInfo, objID oid.ID) (oid.ID, error) {
 	systemMap, ok := t.system[bktInfo.CID.EncodeToString()]
 	if !ok {
 		systemMap = make(map[string]*data.BaseNodeVersion)
 	}
 
 	systemMap["cors"] = &data.BaseNodeVersion{
-		OID: addr.Object(),
+		OID: objID,
 	}
 
 	t.system[bktInfo.CID.EncodeToString()] = systemMap
 
-	return nil, ErrNoNodeToRemove
+	return oid.ID{}, ErrNoNodeToRemove
 }
 
-func (t *TreeServiceMock) DeleteBucketCORS(context.Context, *data.BucketInfo) ([]oid.Address, error) {
+func (t *TreeServiceMock) DeleteBucketCORS(context.Context, *data.BucketInfo) (oid.ID, error) {
 	panic("implement me")
 }
 
@@ -347,31 +351,28 @@ func (t *TreeServiceMock) GetMultipartUpload(_ context.Context, bktInfo *data.Bu
 	return nil, ErrNodeNotFound
 }
 
-func (t *TreeServiceMock) AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64, info *data.PartInfo) (oldObjIDsToDelete []oid.ID, err error) {
+func (t *TreeServiceMock) AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64, info *data.PartInfo) (oldObjIDToDelete oid.ID, err error) {
 	multipartInfo, err := t.GetMultipartUpload(ctx, bktInfo, info.Key, info.UploadID)
 	if err != nil {
-		return nil, err
+		return oid.ID{}, err
 	}
 
 	if multipartInfo.ID != multipartNodeID {
-		return nil, fmt.Errorf("invalid multipart info id")
+		return oid.ID{}, fmt.Errorf("invalid multipart info id")
 	}
 
 	partsMap, ok := t.parts[info.UploadID]
 	if !ok {
-		partsMap = make(map[int]*data.PartInfoExtended)
+		partsMap = make(map[int]*data.PartInfo)
 	}
 
-	partsMap[info.Number] = &data.PartInfoExtended{
-		PartInfo:  *info,
-		Timestamp: uint64(time.Now().UnixMicro()),
-	}
+	partsMap[info.Number] = info
 
 	t.parts[info.UploadID] = partsMap
-	return nil, nil
+	return oid.ID{}, nil
 }
 
-func (t *TreeServiceMock) GetParts(_ context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64) ([]*data.PartInfoExtended, error) {
+func (t *TreeServiceMock) GetParts(_ context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64) ([]*data.PartInfo, error) {
 	cnrMultipartsMap := t.multiparts[bktInfo.CID.EncodeToString()]
 
 	var foundMultipart *data.MultipartInfo
@@ -391,7 +392,7 @@ LOOP:
 	}
 
 	partsMap := t.parts[foundMultipart.UploadID]
-	result := make([]*data.PartInfoExtended, 0, len(partsMap))
+	result := make([]*data.PartInfo, 0, len(partsMap))
 	for _, part := range partsMap {
 		result = append(result, part)
 	}
@@ -399,51 +400,6 @@ LOOP:
 	return result, nil
 }
 
-func (t *TreeServiceMock) PutBucketLifecycleConfiguration(_ context.Context, bktInfo *data.BucketInfo, addr oid.Address) ([]oid.Address, error) {
-	systemMap, ok := t.system[bktInfo.CID.EncodeToString()]
-	if !ok {
-		systemMap = make(map[string]*data.BaseNodeVersion)
-	}
-
-	systemMap["lifecycle"] = &data.BaseNodeVersion{
-		OID: addr.Object(),
-	}
-
-	t.system[bktInfo.CID.EncodeToString()] = systemMap
-
-	return nil, ErrNoNodeToRemove
-}
-
-func (t *TreeServiceMock) GetBucketLifecycleConfiguration(_ context.Context, bktInfo *data.BucketInfo) (oid.Address, error) {
-	systemMap, ok := t.system[bktInfo.CID.EncodeToString()]
-	if !ok {
-		return oid.Address{}, ErrNodeNotFound
-	}
-
-	node, ok := systemMap["lifecycle"]
-	if !ok {
-		return oid.Address{}, ErrNodeNotFound
-	}
-
-	return newAddress(bktInfo.CID, node.OID), nil
-}
-
-func (t *TreeServiceMock) DeleteBucketLifecycleConfiguration(_ context.Context, bktInfo *data.BucketInfo) ([]oid.Address, error) {
-	systemMap, ok := t.system[bktInfo.CID.EncodeToString()]
-	if !ok {
-		return nil, ErrNoNodeToRemove
-	}
-
-	node, ok := systemMap["lifecycle"]
-	if !ok {
-		return nil, ErrNoNodeToRemove
-	}
-
-	delete(systemMap, "lifecycle")
-
-	return []oid.Address{newAddress(bktInfo.CID, node.OID)}, nil
-}
-
 func (t *TreeServiceMock) DeleteMultipartUpload(_ context.Context, bktInfo *data.BucketInfo, multipartInfo *data.MultipartInfo) error {
 	cnrMultipartsMap := t.multiparts[bktInfo.CID.EncodeToString()]
 

api/layer/tree_service.go

@@ -18,20 +18,31 @@ type TreeService interface {
 	// If tree node is not found returns ErrNodeNotFound error.
 	GetSettingsNode(ctx context.Context, bktInfo *data.BucketInfo) (*data.BucketSettings, error)
 
+	// GetNotificationConfigurationNode gets an object id that corresponds to object with bucket CORS.
+	//
+	// If tree node is not found returns ErrNodeNotFound error.
+	GetNotificationConfigurationNode(ctx context.Context, bktInfo *data.BucketInfo) (oid.ID, error)
+
+	// PutNotificationConfigurationNode puts a node to a system tree
+	// and returns objectID of a previous notif config which must be deleted in FrostFS.
+	//
+	// If object id to remove is not found returns ErrNoNodeToRemove error.
+	PutNotificationConfigurationNode(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID) (oid.ID, error)
+
 	// GetBucketCORS gets an object id that corresponds to object with bucket CORS.
 	//
 	// If object id is not found returns ErrNodeNotFound error.
-	GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (oid.Address, error)
+	GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (oid.ID, error)
 
 	// PutBucketCORS puts a node to a system tree and returns objectID of a previous cors config which must be deleted in FrostFS.
 	//
-	// If object ids to remove is not found returns ErrNoNodeToRemove error.
-	PutBucketCORS(ctx context.Context, bktInfo *data.BucketInfo, addr oid.Address) ([]oid.Address, error)
+	// If object id to remove is not found returns ErrNoNodeToRemove error.
+	PutBucketCORS(ctx context.Context, bktInfo *data.BucketInfo, objID oid.ID) (oid.ID, error)
 
 	// DeleteBucketCORS removes a node from a system tree and returns objID which must be deleted in FrostFS.
 	//
-	// If object ids to remove is not found returns ErrNoNodeToRemove error.
-	DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) ([]oid.Address, error)
+	// If object id to remove is not found returns ErrNoNodeToRemove error.
+	DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (oid.ID, error)
 
 	GetObjectTagging(ctx context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion) (map[string]string, error)
 	PutObjectTagging(ctx context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion, tagSet map[string]string) error
@@ -57,15 +68,11 @@ type TreeService interface {
 	GetMultipartUpload(ctx context.Context, bktInfo *data.BucketInfo, objectName, uploadID string) (*data.MultipartInfo, error)
 
 	// AddPart puts a node to a system tree as a child of appropriate multipart upload
-	// and returns objectIDs of a previous part/s which must be deleted in FrostFS.
+	// and returns objectID of a previous part which must be deleted in FrostFS.
 	//
-	// If object ids to remove is not found returns ErrNoNodeToRemove error.
-	AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64, info *data.PartInfo) (oldObjIDsToDelete []oid.ID, err error)
-	GetParts(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64) ([]*data.PartInfoExtended, error)
-
-	PutBucketLifecycleConfiguration(ctx context.Context, bktInfo *data.BucketInfo, addr oid.Address) ([]oid.Address, error)
-	GetBucketLifecycleConfiguration(ctx context.Context, bktInfo *data.BucketInfo) (oid.Address, error)
-	DeleteBucketLifecycleConfiguration(ctx context.Context, bktInfo *data.BucketInfo) ([]oid.Address, error)
+	// If object id to remove is not found returns ErrNoNodeToRemove error.
+	AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64, info *data.PartInfo) (oldObjIDToDelete oid.ID, err error)
+	GetParts(ctx context.Context, bktInfo *data.BucketInfo, multipartNodeID uint64) ([]*data.PartInfo, error)
 
 	// Compound methods for optimizations
 

api/layer/versioning_test.go

@@ -130,7 +130,7 @@ func (tc *testContext) getObjectByID(objID oid.ID) *object.Object {
 type testContext struct {
 	t           *testing.T
 	ctx         context.Context
-	layer       *Layer
+	layer       Client
 	bktInfo     *data.BucketInfo
 	obj         string
 	testFrostFS *TestFrostFS
@@ -145,12 +145,12 @@ func prepareContext(t *testing.T, cachesConfig ...*CachesConfig) *testContext {
 	bearerToken := bearertest.Token()
 	require.NoError(t, bearerToken.Sign(key.PrivateKey))
 
-	ctx := middleware.SetBox(context.Background(), &middleware.Box{AccessBox: &accessbox.Box{
+	ctx := middleware.SetBoxData(context.Background(), &accessbox.Box{
 		Gate: &accessbox.GateData{
 			BearerToken: &bearerToken,
 			GateKey:     key.PublicKey(),
 		},
-	}})
+	})
 	tp := NewTestFrostFS(key)
 
 	bktName := "testbucket1"

api/middleware/address_style.go

@@ -1,148 +0,0 @@
-package middleware
-
-import (
-	"net/http"
-	"net/url"
-	"strconv"
-	"strings"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
-	"go.uber.org/zap"
-)
-
-const wildcardPlaceholder = "<wildcard>"
-
-type VHSSettings interface {
-	Domains() []string
-	GlobalVHS() bool
-	VHSHeader() string
-	ServernameHeader() string
-	VHSNamespacesEnabled() map[string]bool
-}
-
-func PrepareAddressStyle(settings VHSSettings, log *zap.Logger) Func {
-	return func(h http.Handler) http.Handler {
-		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			ctx := r.Context()
-			reqInfo := GetReqInfo(ctx)
-			reqLogger := reqLogOrDefault(ctx, log)
-			headerVHSEnabled := r.Header.Get(settings.VHSHeader())
-
-			if isVHSAddress(headerVHSEnabled, settings.GlobalVHS(), settings.VHSNamespacesEnabled(), reqInfo.Namespace) {
-				prepareVHSAddress(reqInfo, r, settings)
-			} else {
-				preparePathStyleAddress(reqInfo, r, reqLogger)
-			}
-
-			h.ServeHTTP(w, r)
-		})
-	}
-}
-
-func isVHSAddress(headerVHSEnabled string, enabledFlag bool, vhsNamespaces map[string]bool, namespace string) bool {
-	if result, err := strconv.ParseBool(headerVHSEnabled); err == nil {
-		return result
-	}
-
-	result := enabledFlag
-	if v, ok := vhsNamespaces[namespace]; ok {
-		result = v
-	}
-
-	return result
-}
-
-func prepareVHSAddress(reqInfo *ReqInfo, r *http.Request, settings VHSSettings) {
-	reqInfo.RequestVHSEnabled = true
-	bktName, match := checkDomain(r.Host, getDomains(r, settings))
-	if match {
-		if bktName == "" {
-			reqInfo.RequestType = noneType
-		} else {
-			if objName := strings.TrimPrefix(r.URL.Path, "/"); objName != "" {
-				reqInfo.RequestType = objectType
-				reqInfo.ObjectName = objName
-				reqInfo.BucketName = bktName
-			} else {
-				reqInfo.RequestType = bucketType
-				reqInfo.BucketName = bktName
-			}
-		}
-	} else {
-		parts := strings.Split(r.Host, ".")
-		reqInfo.BucketName = parts[0]
-
-		if objName := strings.TrimPrefix(r.URL.Path, "/"); objName != "" {
-			reqInfo.RequestType = objectType
-			reqInfo.ObjectName = objName
-		} else {
-			reqInfo.RequestType = bucketType
-		}
-	}
-}
-
-func getDomains(r *http.Request, settings VHSSettings) []string {
-	if headerServername := r.Header.Get(settings.ServernameHeader()); headerServername != "" {
-		return []string{headerServername}
-	}
-
-	return settings.Domains()
-}
-
-func preparePathStyleAddress(reqInfo *ReqInfo, r *http.Request, reqLogger *zap.Logger) {
-	bktObj := strings.TrimPrefix(r.URL.Path, "/")
-	if bktObj == "" {
-		reqInfo.RequestType = noneType
-	} else if ind := strings.IndexByte(bktObj, '/'); ind != -1 && bktObj[ind+1:] != "" {
-		reqInfo.RequestType = objectType
-		reqInfo.BucketName = bktObj[:ind]
-		reqInfo.ObjectName = bktObj[ind+1:]
-
-		if r.URL.RawPath != "" {
-			// we have to do this because of
-			// https://github.com/go-chi/chi/issues/641
-			// https://github.com/go-chi/chi/issues/642
-			if obj, err := url.PathUnescape(reqInfo.ObjectName); err != nil {
-				reqLogger.Warn(logs.FailedToUnescapeObjectName, zap.Error(err))
-			} else {
-				reqInfo.ObjectName = obj
-			}
-		}
-	} else {
-		reqInfo.RequestType = bucketType
-		reqInfo.BucketName = strings.TrimSuffix(bktObj, "/")
-	}
-}
-
-func checkDomain(host string, domains []string) (bktName string, match bool) {
-	partsHost := strings.Split(host, ".")
-	for _, pattern := range domains {
-		partsPattern := strings.Split(pattern, ".")
-		bktName, match = compareMatch(partsHost, partsPattern)
-		if match {
-			break
-		}
-	}
-	return
-}
-
-func compareMatch(host, pattern []string) (bktName string, match bool) {
-	if len(host) < len(pattern) {
-		return "", false
-	}
-
-	i, j := len(host)-1, len(pattern)-1
-	for j >= 0 && (pattern[j] == wildcardPlaceholder || host[i] == pattern[j]) {
-		i--
-		j--
-	}
-
-	switch {
-	case i == -1:
-		return "", true
-	case i == 0 && (j != 0 || host[i] == pattern[j]):
-		return host[0], true
-	default:
-		return "", false
-	}
-}

api/middleware/address_style_test.go

@@ -1,443 +0,0 @@
-package middleware
-
-import (
-	"net/http"
-	"net/http/httptest"
-	"strings"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-	"go.uber.org/zap/zaptest"
-)
-
-const (
-	FrostfsVHSHeader        = "X-Frostfs-S3-VHS"
-	FrostfsServernameHeader = "X-Frostfs-Servername"
-)
-
-type VHSSettingsMock struct {
-	domains []string
-}
-
-func (v *VHSSettingsMock) Domains() []string {
-	return v.domains
-}
-
-func (v *VHSSettingsMock) GlobalVHS() bool {
-	return false
-}
-
-func (v *VHSSettingsMock) VHSHeader() string {
-	return FrostfsVHSHeader
-}
-
-func (v *VHSSettingsMock) ServernameHeader() string {
-	return FrostfsServernameHeader
-}
-
-func (v *VHSSettingsMock) VHSNamespacesEnabled() map[string]bool {
-	return make(map[string]bool)
-}
-
-func TestIsVHSAddress(t *testing.T) {
-	for _, tc := range []struct {
-		name             string
-		headerVHSEnabled string
-		vhsEnabledFlag   bool
-		vhsNamespaced    map[string]bool
-		namespace        string
-		expected         bool
-	}{
-		{
-			name:     "vhs disabled",
-			expected: false,
-		},
-		{
-			name:           "vhs disabled for namespace",
-			vhsEnabledFlag: true,
-			vhsNamespaced: map[string]bool{
-				"kapusta": false,
-			},
-			namespace: "kapusta",
-			expected:  false,
-		},
-		{
-			name:           "vhs enabled (global vhs flag)",
-			vhsEnabledFlag: true,
-			expected:       true,
-		},
-		{
-			name: "vhs enabled for namespace",
-			vhsNamespaced: map[string]bool{
-				"kapusta": true,
-			},
-			namespace: "kapusta",
-			expected:  true,
-		},
-		{
-			name:             "vhs enabled (header)",
-			headerVHSEnabled: "true",
-			vhsEnabledFlag:   false,
-			vhsNamespaced: map[string]bool{
-				"kapusta": false,
-			},
-			namespace: "kapusta",
-			expected:  true,
-		},
-		{
-			name:             "vhs disabled (header)",
-			headerVHSEnabled: "false",
-			vhsEnabledFlag:   true,
-			vhsNamespaced: map[string]bool{
-				"kapusta": true,
-			},
-			namespace: "kapusta",
-			expected:  false,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			actual := isVHSAddress(tc.headerVHSEnabled, tc.vhsEnabledFlag, tc.vhsNamespaced, tc.namespace)
-			require.Equal(t, tc.expected, actual)
-		})
-	}
-}
-
-func TestPreparePathStyleAddress(t *testing.T) {
-	bkt, obj := "test-bucket", "test-object"
-
-	for _, tc := range []struct {
-		name            string
-		urlParams       string
-		expectedReqType ReqType
-		expectedBktName string
-		expectedObjName string
-	}{
-		{
-			name:            "bucket request",
-			urlParams:       "/" + bkt,
-			expectedReqType: bucketType,
-			expectedBktName: bkt,
-		},
-		{
-			name:            "bucket request with slash",
-			urlParams:       "/" + bkt + "/",
-			expectedReqType: bucketType,
-			expectedBktName: bkt,
-		},
-		{
-			name:            "object request",
-			urlParams:       "/" + bkt + "/" + obj,
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj,
-		},
-		{
-			name:            "object request with slash",
-			urlParams:       "/" + bkt + "/" + obj + "/",
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj + "/",
-		},
-		{
-			name:            "none type request",
-			urlParams:       "/",
-			expectedReqType: noneType,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			reqInfo := &ReqInfo{}
-			r := httptest.NewRequest(http.MethodGet, tc.urlParams, nil)
-
-			preparePathStyleAddress(reqInfo, r, reqLogOrDefault(r.Context(), zaptest.NewLogger(t)))
-			require.Equal(t, tc.expectedReqType, reqInfo.RequestType)
-			require.Equal(t, tc.expectedBktName, reqInfo.BucketName)
-			require.Equal(t, tc.expectedObjName, reqInfo.ObjectName)
-		})
-	}
-}
-
-func TestPrepareVHSAddress(t *testing.T) {
-	bkt, obj, domain := "test-bucket", "test-object", "domain.com"
-
-	for _, tc := range []struct {
-		name            string
-		domains         []string
-		host            string
-		urlParams       string
-		expectedReqType ReqType
-		expectedBktName string
-		expectedObjName string
-	}{
-		{
-			name:            "bucket request, the domain matched",
-			domains:         []string{domain},
-			host:            bkt + "." + domain,
-			urlParams:       "/",
-			expectedReqType: bucketType,
-			expectedBktName: bkt,
-		},
-		{
-			name:            "object request, the domain matched",
-			domains:         []string{domain},
-			host:            bkt + "." + domain,
-			urlParams:       "/" + obj,
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj,
-		},
-		{
-			name:            "object request with slash, the domain matched",
-			domains:         []string{domain},
-			host:            bkt + "." + domain,
-			urlParams:       "/" + obj + "/",
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj + "/",
-		},
-		{
-			name:            "list-buckets request, the domain matched",
-			domains:         []string{domain},
-			host:            domain,
-			urlParams:       "/",
-			expectedReqType: noneType,
-		},
-		{
-			name:            "bucket request, the domain don't match",
-			host:            bkt + "." + domain,
-			urlParams:       "/",
-			expectedReqType: bucketType,
-			expectedBktName: bkt,
-		},
-		{
-			name:            "object request, the domain don't match",
-			host:            bkt + "." + domain,
-			urlParams:       "/" + obj,
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj,
-		},
-		{
-			name:            "object request with slash, the domain don't match",
-			host:            bkt + "." + domain,
-			urlParams:       "/" + obj + "/",
-			expectedReqType: objectType,
-			expectedBktName: bkt,
-			expectedObjName: obj + "/",
-		},
-		{
-			name:            "list-buckets request, the domain don't match (list-buckets isn't supported if the domains don't match)",
-			host:            domain,
-			urlParams:       "/",
-			expectedReqType: bucketType,
-			expectedBktName: strings.Split(domain, ".")[0],
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			reqInfo := &ReqInfo{}
-			vhsSettings := &VHSSettingsMock{domains: tc.domains}
-			r := httptest.NewRequest(http.MethodGet, tc.urlParams, nil)
-			r.Host = tc.host
-
-			prepareVHSAddress(reqInfo, r, vhsSettings)
-			require.Equal(t, tc.expectedReqType, reqInfo.RequestType)
-			require.Equal(t, tc.expectedBktName, reqInfo.BucketName)
-			require.Equal(t, tc.expectedObjName, reqInfo.ObjectName)
-		})
-	}
-}
-
-func TestCheckDomains(t *testing.T) {
-	for _, tc := range []struct {
-		name            string
-		domains         []string
-		requestURL      string
-		expectedBktName string
-		expectedMatch   bool
-	}{
-		{
-			name:            "valid url with bktName and namespace (wildcard after protocol infix)",
-			domains:         []string{"s3.<wildcard>.domain.com"},
-			requestURL:      "bktA.s3.kapusta.domain.com",
-			expectedBktName: "bktA",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url without bktName and namespace (wildcard after protocol infix)",
-			domains:         []string{"s3.<wildcard>.domain.com"},
-			requestURL:      "s3.kapusta.domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:          "invalid url with invalid bktName (wildcard after protocol infix)",
-			domains:       []string{"s3.<wildcard>.domain.com"},
-			requestURL:    "bktA.bktB.s3.kapusta.domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url without namespace (wildcard after protocol infix)",
-			domains:       []string{"s3.<wildcard>.domain.com"},
-			requestURL:    "bktA.s3.domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url with invalid infix (wildcard after protocol infix)",
-			domains:       []string{"s3.<wildcard>.domain.com"},
-			requestURL:    "bktA.s4.kapusta.domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url with invalid postfix (wildcard after protocol infix)",
-			domains:       []string{"s3.<wildcard>.domain.com"},
-			requestURL:    "bktA.s3.kapusta.dom.su",
-			expectedMatch: false,
-		},
-		{
-			name:            "valid url with bktName and namespace (wildcard at the beginning of the domain)",
-			domains:         []string{"<wildcard>.domain.com"},
-			requestURL:      "bktA.kapusta.domain.com",
-			expectedBktName: "bktA",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url without bktName and namespace (wildcard at the beginning of the domain)",
-			domains:         []string{"<wildcard>.domain.com"},
-			requestURL:      "kapusta.domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:          "invalid url with invalid bktName (wildcard at the beginning of the domain)",
-			domains:       []string{"<wildcard>.domain.com"},
-			requestURL:    "bktA.bktB.kapusta.domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "collision test - true, because we cannot clearly distinguish a namespace from a bucket (wildcard at the beginning of the domain)",
-			domains:       []string{"<wildcard>.domain.com"},
-			requestURL:    "bktA.domain.com",
-			expectedMatch: true,
-		},
-		{
-			name:          "invalid url (fewer hosts)",
-			domains:       []string{"<wildcard>.domain.com"},
-			requestURL:    "domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url with invalid postfix (wildcard at the beginning of the domain)",
-			domains:       []string{"<wildcard>.domain.com"},
-			requestURL:    "bktA.kapusta.dom.su",
-			expectedMatch: false,
-		},
-		{
-			name:            "valid url with bktName and without wildcard (root namaspace)",
-			domains:         []string{"domain.com"},
-			requestURL:      "bktA.domain.com",
-			expectedBktName: "bktA",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url without bktName and without wildcard (root namaspace)",
-			domains:         []string{"domain.com"},
-			requestURL:      "domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:          "invalid url with bktName without wildcard (root namaspace)",
-			domains:       []string{"domain.com"},
-			requestURL:    "bktA.dom.su",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url without wildcard (root namaspace)",
-			domains:       []string{"domain.com"},
-			requestURL:    "dom.su",
-			expectedMatch: false,
-		},
-		{
-			name:            "valid url, with a sorted list of domains",
-			domains:         []string{"s3.<wildcard>.domain.com", "<wildcard>.domain.com", "domain.com"},
-			requestURL:      "s3.kapusta.domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url with bktName, multiple wildcards (wildcards at the beginning of the domain)",
-			domains:         []string{"<wildcard>.<wildcard>.domain.com"},
-			requestURL:      "bktA.s3.kapusta.domain.com",
-			expectedBktName: "bktA",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url without bktName, multiple wildcards (wildcards at the beginning of the domain)",
-			domains:         []string{"<wildcard>.<wildcard>.domain.com"},
-			requestURL:      "s3.kapusta.domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url with bktName, multiply wildcards",
-			domains:         []string{"s3.<wildcard>.subdomain.<wildcard>.com"},
-			requestURL:      "bktA.s3.kapusta.subdomain.domain.com",
-			expectedBktName: "bktA",
-			expectedMatch:   true,
-		},
-		{
-			name:            "valid url without bktName, multiply wildcards",
-			domains:         []string{"s3.<wildcard>.subdomain.<wildcard>.com"},
-			requestURL:      "s3.kapusta.subdomain.domain.com",
-			expectedBktName: "",
-			expectedMatch:   true,
-		},
-		{
-			name:          "invalid url without one wildcard",
-			domains:       []string{"<wildcard>.<wildcard>.domain.com"},
-			requestURL:    "kapusta.domain.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url, multiply wildcards",
-			domains:       []string{"<wildcard>.<wildcard>.domain.com"},
-			requestURL:    "s3.kapusta.dom.com",
-			expectedMatch: false,
-		},
-		{
-			name:          "invalid url with invalid bktName, multiply wildcards",
-			domains:       []string{"<wildcard>.<wildcard>.domain.com"},
-			requestURL:    "bktA.bktB.s3.kapusta.domain.com",
-			expectedMatch: false,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			bktName, match := checkDomain(tc.requestURL, tc.domains)
-			require.Equal(t, tc.expectedBktName, bktName)
-			require.Equal(t, tc.expectedMatch, match)
-		})
-	}
-}
-
-func TestGetDomains(t *testing.T) {
-	req := httptest.NewRequest(http.MethodGet, "/", nil)
-	settings := &VHSSettingsMock{
-		domains: []string{
-			"s3.domain.com",
-			"s3.<wildcard>.domain.com",
-			"domain.com",
-		},
-	}
-
-	t.Run("the request does not contain the X-Frostfs-Servername header", func(t *testing.T) {
-		actualDomains := getDomains(req, settings)
-		require.Equal(t, settings.domains, actualDomains)
-	})
-
-	serverName := "domain.com"
-	req.Header.Set(settings.ServernameHeader(), serverName)
-
-	t.Run("the request contains the X-Frostfs-Servername header", func(t *testing.T) {
-		actualDomains := getDomains(req, settings)
-		require.Equal(t, []string{serverName}, actualDomains)
-	})
-}

api/middleware/auth.go

@@ -13,7 +13,6 @@ import (
 	frostfsErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"go.uber.org/zap"
 )
@@ -24,7 +23,6 @@ type (
 		AccessBox   *accessbox.Box
 		ClientTime  time.Time
 		AuthHeaders *AuthHeader
-		Attributes  []object.Attribute
 	}
 
 	// Center is a user authentication interface.
@@ -67,7 +65,11 @@ func Auth(center Center, log *zap.Logger) Func {
 					return
 				}
 			} else {
-				ctx = SetBox(ctx, box)
+				ctx = SetBoxData(ctx, box.AccessBox)
+				if !box.ClientTime.IsZero() {
+					ctx = SetClientTime(ctx, box.ClientTime)
+				}
+				ctx = SetAuthHeaders(ctx, box.AuthHeaders)
 
 				if box.AccessBox.Gate.BearerToken != nil {
 					reqInfo.User = bearer.ResolveIssuer(*box.AccessBox.Gate.BearerToken).String()

api/middleware/constants.go

@@ -5,11 +5,10 @@ const (
 
 	// bucket operations.
 
-	OptionsBucketOperation             = "OptionsBucket"
+	OptionsOperation                   = "Options"
 	HeadBucketOperation                = "HeadBucket"
 	ListMultipartUploadsOperation      = "ListMultipartUploads"
 	GetBucketLocationOperation         = "GetBucketLocation"
-	GetBucketPolicyStatusOperation     = "GetBucketPolicyStatus"
 	GetBucketPolicyOperation           = "GetBucketPolicy"
 	GetBucketLifecycleOperation        = "GetBucketLifecycle"
 	GetBucketEncryptionOperation       = "GetBucketEncryption"
@@ -51,7 +50,6 @@ const (
 
 	// object operations.
 
-	OptionsObjectOperation           = "OptionsObject"
 	HeadObjectOperation              = "HeadObject"
 	ListPartsOperation               = "ListParts"
 	GetObjectACLOperation            = "GetObjectACL"
@@ -74,13 +72,11 @@ const (
 	AbortMultipartUploadOperation    = "AbortMultipartUpload"
 	DeleteObjectTaggingOperation     = "DeleteObjectTagging"
 	DeleteObjectOperation            = "DeleteObject"
-	PatchObjectOperation             = "PatchObject"
 )
 
 const (
 	UploadsQuery        = "uploads"
 	LocationQuery       = "location"
-	PolicyStatusQuery   = "policyStatus"
 	PolicyQuery         = "policy"
 	LifecycleQuery      = "lifecycle"
 	EncryptionQuery     = "encryption"

api/middleware/log_http.go

@@ -0,0 +1,60 @@
+package middleware
+
+import (
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"go.uber.org/zap"
+	"io"
+	"net/http"
+)
+
+type HttpLogSettings interface {
+	GetHttpLogEnabled() bool
+	GetMaxLogBody() int64
+}
+
+// LogHttp logs http parameters from s3 request
+func LogHttp(l *zap.Logger, settings HttpLogSettings) Func {
+	return func(h http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			if !settings.GetHttpLogEnabled() {
+				h.ServeHTTP(w, r)
+				return
+			}
+			var httplog = l.With(
+				zap.String("from", r.RemoteAddr),
+				zap.String("URI", r.RequestURI),
+				zap.String("method", r.Method),
+			)
+
+			httplog = withFieldIfExist(httplog, "query", r.URL.Query())
+			httplog = withFieldIfExist(httplog, "headers", r.Header)
+			if r.ContentLength != 0 && r.ContentLength <= settings.GetMaxLogBody() {
+				var err error
+				httplog, err = withBody(httplog, r)
+				if err != nil {
+					l.Error("read body error")
+				}
+			}
+			httplog.Info(logs.RequestHTTP)
+			h.ServeHTTP(w, r)
+		})
+	}
+}
+
+func withBody(httplog *zap.Logger, r *http.Request) (*zap.Logger, error) {
+	var body = make([]byte, r.ContentLength)
+	_, err := r.Body.Read(body)
+	if err != nil && err != io.EOF {
+		return nil, err
+	}
+	httplog = httplog.With(zap.String("body", string(body)))
+
+	return httplog, nil
+}
+
+func withFieldIfExist(log *zap.Logger, label string, data map[string][]string) *zap.Logger {
+	if len(data) != 0 {
+		log = log.With(zap.Any(label, data))
+	}
+	return log
+}

api/middleware/metrics.go

@@ -103,7 +103,7 @@ func stats(f http.HandlerFunc, resolveCID cidResolveFunc, appMetrics *metrics.Ap
 
 func requestTypeFromAPI(api string) metrics.RequestType {
 	switch api {
-	case OptionsBucketOperation, OptionsObjectOperation, HeadObjectOperation, HeadBucketOperation:
+	case OptionsOperation, HeadObjectOperation, HeadBucketOperation:
 		return metrics.HEADRequest
 	case CreateMultipartUploadOperation, UploadPartCopyOperation, UploadPartOperation, CompleteMultipartUploadOperation,
 		PutObjectACLOperation, PutObjectTaggingOperation, CopyObjectOperation, PutObjectRetentionOperation, PutObjectLegalHoldOperation,

api/middleware/policy.go

@@ -3,16 +3,12 @@ package middleware
 import (
 	"context"
 	"crypto/elliptic"
-	"encoding/xml"
 	"fmt"
-	"io"
 	"net/http"
-	"net/url"
 	"strings"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	apiErr "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
-	frostfsErrors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/errors"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/engine"
@@ -24,46 +20,13 @@ import (
 	"go.uber.org/zap"
 )
 
-const (
-	QueryVersionID = "versionId"
-	QueryPrefix    = "prefix"
-	QueryDelimiter = "delimiter"
-	QueryMaxKeys   = "max-keys"
-	amzTagging     = "x-amz-tagging"
-)
-
-// In these operations we don't check resource tags because
-// * they haven't been created yet
-// * resource tags shouldn't be checked by AWS spec.
-var withoutResourceOps = []string{
-	CreateBucketOperation,
-	CreateMultipartUploadOperation,
-	AbortMultipartUploadOperation,
-	CompleteMultipartUploadOperation,
-	UploadPartOperation,
-	UploadPartCopyOperation,
-	ListPartsOperation,
-	PutObjectOperation,
-	CopyObjectOperation,
-	DeleteObjectOperation,
-	DeleteMultipleObjectsOperation,
-}
-
 type PolicySettings interface {
 	PolicyDenyByDefault() bool
+	ACLEnabled() bool
 }
 
 type FrostFSIDInformer interface {
-	GetUserGroupIDsAndClaims(userHash util.Uint160) ([]string, map[string]string, error)
-}
-
-type XMLDecoder interface {
-	NewXMLDecoder(io.Reader) *xml.Decoder
-}
-
-type ResourceTagging interface {
-	GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) (map[string]string, error)
-	GetObjectTagging(ctx context.Context, p *data.GetObjectTaggingParams) (string, map[string]string, error)
+	GetUserGroupIDs(userHash util.Uint160) ([]string, error)
 }
 
 // BucketResolveFunc is a func to resolve bucket info by name.
@@ -73,10 +36,9 @@ type PolicyConfig struct {
 	Storage        engine.ChainRouter
 	FrostfsID      FrostFSIDInformer
 	Settings       PolicySettings
+	Domains        []string
 	Log            *zap.Logger
 	BucketResolver BucketResolveFunc
-	Decoder        XMLDecoder
-	Tagging        ResourceTagging
 }
 
 func PolicyCheck(cfg PolicyConfig) Func {
@@ -85,7 +47,6 @@ func PolicyCheck(cfg PolicyConfig) Func {
 			ctx := r.Context()
 			if err := policyCheck(r, cfg); err != nil {
 				reqLogOrDefault(ctx, cfg.Log).Error(logs.PolicyValidationFailed, zap.Error(err))
-				err = frostfsErrors.UnwrapErr(err)
 				if _, wrErr := WriteErrorResponse(w, GetReqInfo(ctx), err); wrErr != nil {
 					reqLogOrDefault(ctx, cfg.Log).Error(logs.FailedToWriteResponse, zap.Error(wrErr))
 				}
@@ -98,21 +59,21 @@ func PolicyCheck(cfg PolicyConfig) Func {
 }
 
 func policyCheck(r *http.Request, cfg PolicyConfig) error {
-	reqInfo := GetReqInfo(r.Context())
-
-	req, userKey, userGroups, err := getPolicyRequest(r, cfg, reqInfo.RequestType, reqInfo.BucketName, reqInfo.ObjectName)
+	reqType, bktName, objName := getBucketObject(r, cfg.Domains)
+	req, userKey, userGroups, err := getPolicyRequest(r, cfg.FrostfsID, reqType, bktName, objName, cfg.Log)
 	if err != nil {
 		return err
 	}
 
 	var bktInfo *data.BucketInfo
-	if reqInfo.RequestType != noneType && !strings.HasSuffix(req.Operation(), CreateBucketOperation) {
-		bktInfo, err = cfg.BucketResolver(r.Context(), reqInfo.BucketName)
+	if reqType != noneType && !strings.HasSuffix(req.Operation(), CreateBucketOperation) {
+		bktInfo, err = cfg.BucketResolver(r.Context(), bktName)
 		if err != nil {
 			return err
 		}
 	}
 
+	reqInfo := GetReqInfo(r.Context())
 	target := engine.NewRequestTargetWithNamespace(reqInfo.Namespace)
 	if bktInfo != nil {
 		cnrTarget := engine.ContainerTarget(bktInfo.CID.EncodeToString())
@@ -148,18 +109,22 @@ func policyCheck(r *http.Request, cfg PolicyConfig) error {
 		return apiErr.GetAPIErrorWithError(apiErr.ErrAccessDenied, fmt.Errorf("policy check: %s", st.String()))
 	}
 
-	if cfg.Settings.PolicyDenyByDefault() {
+	isAPE := !cfg.Settings.ACLEnabled()
+	if bktInfo != nil {
+		isAPE = bktInfo.APEEnabled
+	}
+
+	if isAPE && cfg.Settings.PolicyDenyByDefault() {
 		return apiErr.GetAPIErrorWithError(apiErr.ErrAccessDenied, fmt.Errorf("policy check: %s", st.String()))
 	}
 
 	return nil
 }
 
-func getPolicyRequest(r *http.Request, cfg PolicyConfig, reqType ReqType, bktName string, objName string) (*testutil.Request, *keys.PublicKey, []string, error) {
+func getPolicyRequest(r *http.Request, frostfsid FrostFSIDInformer, reqType ReqType, bktName string, objName string, log *zap.Logger) (*testutil.Request, *keys.PublicKey, []string, error) {
 	var (
 		owner  string
 		groups []string
-		tags   map[string]string
 		pk     *keys.PublicKey
 	)
 
@@ -172,7 +137,7 @@ func getPolicyRequest(r *http.Request, cfg PolicyConfig, reqType ReqType, bktNam
 		}
 		owner = pk.Address()
 
-		groups, tags, err = cfg.FrostfsID.GetUserGroupIDsAndClaims(pk.GetScriptHash())
+		groups, err = frostfsid.GetUserGroupIDs(pk.GetScriptHash())
 		if err != nil {
 			return nil, nil, nil, fmt.Errorf("get group ids: %w", err)
 		}
@@ -187,16 +152,15 @@ func getPolicyRequest(r *http.Request, cfg PolicyConfig, reqType ReqType, bktNam
 		res = fmt.Sprintf(s3.ResourceFormatS3Bucket, bktName)
 	}
 
-	requestProps, resourceProps, err := determineProperties(r, cfg.Decoder, cfg.BucketResolver, cfg.Tagging, reqType, op, bktName, objName, owner, groups, tags)
-	if err != nil {
-		return nil, nil, nil, fmt.Errorf("determine properties: %w", err)
-	}
+	reqLogOrDefault(r.Context(), log).Debug(logs.PolicyRequest, zap.String("action", op),
+		zap.String("resource", res), zap.String("owner", owner))
 
-	reqLogOrDefault(r.Context(), cfg.Log).Debug(logs.PolicyRequest, zap.String("action", op),
-		zap.String("resource", res), zap.Any("request properties", requestProps),
-		zap.Any("resource properties", resourceProps))
-
-	return testutil.NewRequest(op, testutil.NewResource(res, resourceProps), requestProps), pk, groups, nil
+	return testutil.NewRequest(op, testutil.NewResource(res, nil),
+		map[string]string{
+			s3.PropertyKeyOwner:                owner,
+			common.PropertyKeyFrostFSIDGroupID: chain.FormCondSliceContainsValue(groups),
+		},
+	), pk, groups, nil
 }
 
 type ReqType int
@@ -207,6 +171,33 @@ const (
 	objectType
 )
 
+func getBucketObject(r *http.Request, domains []string) (reqType ReqType, bktName string, objName string) {
+	for _, domain := range domains {
+		ind := strings.Index(r.Host, "."+domain)
+		if ind == -1 {
+			continue
+		}
+
+		bkt := r.Host[:ind]
+		if obj := strings.TrimPrefix(r.URL.Path, "/"); obj != "" {
+			return objectType, bkt, obj
+		}
+
+		return bucketType, bkt, ""
+	}
+
+	bktObj := strings.TrimPrefix(r.URL.Path, "/")
+	if bktObj == "" {
+		return noneType, "", ""
+	}
+
+	if ind := strings.IndexByte(bktObj, '/'); ind != -1 && bktObj[ind+1:] != "" {
+		return objectType, bktObj[:ind], bktObj[ind+1:]
+	}
+
+	return bucketType, strings.TrimSuffix(bktObj, "/"), ""
+}
+
 func determineOperation(r *http.Request, reqType ReqType) (operation string) {
 	switch reqType {
 	case objectType:
@@ -224,7 +215,7 @@ func determineBucketOperation(r *http.Request) string {
 	query := r.URL.Query()
 	switch r.Method {
 	case http.MethodOptions:
-		return OptionsBucketOperation
+		return OptionsOperation
 	case http.MethodHead:
 		return HeadBucketOperation
 	case http.MethodGet:
@@ -327,10 +318,6 @@ func determineBucketOperation(r *http.Request) string {
 func determineObjectOperation(r *http.Request) string {
 	query := r.URL.Query()
 	switch r.Method {
-	case http.MethodOptions:
-		return OptionsObjectOperation
-	case http.MethodPatch:
-		return PatchObjectOperation
 	case http.MethodHead:
 		return HeadObjectOperation
 	case http.MethodGet:
@@ -398,135 +385,3 @@ func determineGeneralOperation(r *http.Request) string {
 	}
 	return "UnmatchedOperation"
 }
-
-func determineProperties(r *http.Request, decoder XMLDecoder, resolver BucketResolveFunc, tagging ResourceTagging, reqType ReqType,
-	op, bktName, objName, owner string, groups []string, userClaims map[string]string) (requestProperties map[string]string, resourceProperties map[string]string, err error) {
-	requestProperties = map[string]string{
-		s3.PropertyKeyOwner:                owner,
-		common.PropertyKeyFrostFSIDGroupID: chain.FormCondSliceContainsValue(groups),
-		common.PropertyKeyFrostFSSourceIP:  GetReqInfo(r.Context()).RemoteHost,
-	}
-	queries := GetReqInfo(r.Context()).URL.Query()
-
-	for k, v := range userClaims {
-		requestProperties[fmt.Sprintf(common.PropertyKeyFormatFrostFSIDUserClaim, k)] = v
-	}
-
-	if reqType == objectType {
-		if versionID := queries.Get(QueryVersionID); len(versionID) > 0 {
-			requestProperties[s3.PropertyKeyVersionID] = versionID
-		}
-	}
-
-	if reqType == bucketType && (strings.HasSuffix(op, ListObjectsV1Operation) || strings.HasSuffix(op, ListObjectsV2Operation) ||
-		strings.HasSuffix(op, ListBucketObjectVersionsOperation) || strings.HasSuffix(op, ListMultipartUploadsOperation)) {
-		if prefix := queries.Get(QueryPrefix); len(prefix) > 0 {
-			requestProperties[s3.PropertyKeyPrefix] = prefix
-		}
-		if delimiter := queries.Get(QueryDelimiter); len(delimiter) > 0 {
-			requestProperties[s3.PropertyKeyDelimiter] = delimiter
-		}
-		if maxKeys := queries.Get(QueryMaxKeys); len(maxKeys) > 0 {
-			requestProperties[s3.PropertyKeyMaxKeys] = maxKeys
-		}
-	}
-
-	requestProperties[s3.PropertyKeyAccessBoxAttrMFA] = "false"
-	attrs, err := GetAccessBoxAttrs(r.Context())
-	if err == nil {
-		for _, attr := range attrs {
-			requestProperties[fmt.Sprintf(s3.PropertyKeyFormatAccessBoxAttr, attr.Key())] = attr.Value()
-		}
-	}
-
-	reqTags, err := determineRequestTags(r, decoder, op)
-	if err != nil {
-		return nil, nil, fmt.Errorf("determine request tags: %w", err)
-	}
-	for k, v := range reqTags {
-		requestProperties[k] = v
-	}
-
-	resourceProperties, err = determineResourceTags(r.Context(), reqType, op, bktName, objName, queries.Get(QueryVersionID), resolver, tagging)
-	if err != nil {
-		return nil, nil, fmt.Errorf("determine resource tags: %w", err)
-	}
-
-	return requestProperties, resourceProperties, nil
-}
-
-func determineRequestTags(r *http.Request, decoder XMLDecoder, op string) (map[string]string, error) {
-	tags := make(map[string]string)
-
-	if strings.HasSuffix(op, PutObjectTaggingOperation) || strings.HasSuffix(op, PutBucketTaggingOperation) {
-		tagging := new(data.Tagging)
-		if err := decoder.NewXMLDecoder(r.Body).Decode(tagging); err != nil {
-			return nil, fmt.Errorf("%w: %s", apiErr.GetAPIError(apiErr.ErrMalformedXML), err.Error())
-		}
-		GetReqInfo(r.Context()).Tagging = tagging
-
-		for _, tag := range tagging.TagSet {
-			tags[fmt.Sprintf(s3.PropertyKeyFormatRequestTag, tag.Key)] = tag.Value
-		}
-	}
-
-	if tagging := r.Header.Get(amzTagging); len(tagging) > 0 {
-		queries, err := url.ParseQuery(tagging)
-		if err != nil {
-			return nil, apiErr.GetAPIError(apiErr.ErrInvalidArgument)
-		}
-		for key := range queries {
-			tags[fmt.Sprintf(s3.PropertyKeyFormatRequestTag, key)] = queries.Get(key)
-		}
-	}
-
-	return tags, nil
-}
-
-func determineResourceTags(ctx context.Context, reqType ReqType, op, bktName, objName, versionID string, resolver BucketResolveFunc,
-	tagging ResourceTagging) (map[string]string, error) {
-	tags := make(map[string]string)
-
-	if reqType != bucketType && reqType != objectType {
-		return tags, nil
-	}
-
-	for _, withoutResOp := range withoutResourceOps {
-		if strings.HasSuffix(op, withoutResOp) {
-			return tags, nil
-		}
-	}
-
-	bktInfo, err := resolver(ctx, bktName)
-	if err != nil {
-		return nil, fmt.Errorf("get bucket info: %w", err)
-	}
-
-	if reqType == bucketType {
-		tags, err = tagging.GetBucketTagging(ctx, bktInfo)
-		if err != nil {
-			return nil, fmt.Errorf("get bucket tagging: %w", err)
-		}
-	}
-
-	if reqType == objectType {
-		tagPrm := &data.GetObjectTaggingParams{
-			ObjectVersion: &data.ObjectVersion{
-				BktInfo:    bktInfo,
-				ObjectName: objName,
-				VersionID:  versionID,
-			},
-		}
-		_, tags, err = tagging.GetObjectTagging(ctx, tagPrm)
-		if err != nil {
-			return nil, fmt.Errorf("get object tagging: %w", err)
-		}
-	}
-
-	res := make(map[string]string, len(tags))
-	for k, v := range tags {
-		res[fmt.Sprintf(s3.PropertyKeyFormatResourceTag, k)] = v
-	}
-
-	return res, nil
-}

api/middleware/policy_test.go

@@ -8,466 +8,75 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestDetermineBucketOperation(t *testing.T) {
-	const defaultValue = "value"
+func TestReqTypeDetermination(t *testing.T) {
+	bkt, obj, domain := "test-bucket", "test-object", "domain"
 
 	for _, tc := range []struct {
-		name       string
-		method     string
-		queryParam map[string]string
-		expected   string
+		name            string
+		target          string
+		host            string
+		domains         []string
+		expectedType    ReqType
+		expectedBktName string
+		expectedObjName string
 	}{
 		{
-			name:     "OptionsBucketOperation",
-			method:   http.MethodOptions,
-			expected: OptionsBucketOperation,
+			name:            "bucket request, path-style",
+			target:          "/" + bkt,
+			expectedType:    bucketType,
+			expectedBktName: bkt,
 		},
 		{
-			name:     "HeadBucketOperation",
-			method:   http.MethodHead,
-			expected: HeadBucketOperation,
+			name:            "bucket request with slash, path-style",
+			target:          "/" + bkt + "/",
+			expectedType:    bucketType,
+			expectedBktName: bkt,
 		},
 		{
-			name:       "ListMultipartUploadsOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{UploadsQuery: defaultValue},
-			expected:   ListMultipartUploadsOperation,
+			name:            "object request, path-style",
+			target:          "/" + bkt + "/" + obj,
+			expectedType:    objectType,
+			expectedBktName: bkt,
+			expectedObjName: obj,
 		},
 		{
-			name:       "GetBucketLocationOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{LocationQuery: defaultValue},
-			expected:   GetBucketLocationOperation,
+			name:            "object request with slash, path-style",
+			target:          "/" + bkt + "/" + obj + "/",
+			expectedType:    objectType,
+			expectedBktName: bkt,
+			expectedObjName: obj + "/",
 		},
 		{
-			name:       "GetBucketPolicyOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{PolicyQuery: defaultValue},
-			expected:   GetBucketPolicyOperation,
+			name:         "none type request",
+			target:       "/",
+			expectedType: noneType,
 		},
 		{
-			name:       "GetBucketLifecycleOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{LifecycleQuery: defaultValue},
-			expected:   GetBucketLifecycleOperation,
+			name:            "bucket request, virtual-hosted style",
+			target:          "/",
+			host:            bkt + "." + domain,
+			domains:         []string{"some-domain", domain},
+			expectedType:    bucketType,
+			expectedBktName: bkt,
 		},
 		{
-			name:       "GetBucketEncryptionOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{EncryptionQuery: defaultValue},
-			expected:   GetBucketEncryptionOperation,
-		},
-		{
-			name:       "GetBucketCorsOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{CorsQuery: defaultValue},
-			expected:   GetBucketCorsOperation,
-		},
-		{
-			name:       "GetBucketACLOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ACLQuery: defaultValue},
-			expected:   GetBucketACLOperation,
-		},
-		{
-			name:       "GetBucketWebsiteOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{WebsiteQuery: defaultValue},
-			expected:   GetBucketWebsiteOperation,
-		},
-		{
-			name:       "GetBucketAccelerateOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{AccelerateQuery: defaultValue},
-			expected:   GetBucketAccelerateOperation,
-		},
-		{
-			name:       "GetBucketRequestPaymentOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{RequestPaymentQuery: defaultValue},
-			expected:   GetBucketRequestPaymentOperation,
-		},
-		{
-			name:       "GetBucketLoggingOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{LoggingQuery: defaultValue},
-			expected:   GetBucketLoggingOperation,
-		},
-		{
-			name:       "GetBucketReplicationOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ReplicationQuery: defaultValue},
-			expected:   GetBucketReplicationOperation,
-		},
-		{
-			name:       "GetBucketTaggingOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   GetBucketTaggingOperation,
-		},
-		{
-			name:       "GetBucketObjectLockConfigOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ObjectLockQuery: defaultValue},
-			expected:   GetBucketObjectLockConfigOperation,
-		},
-		{
-			name:       "GetBucketVersioningOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{VersioningQuery: defaultValue},
-			expected:   GetBucketVersioningOperation,
-		},
-		{
-			name:       "GetBucketNotificationOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{NotificationQuery: defaultValue},
-			expected:   GetBucketNotificationOperation,
-		},
-		{
-			name:       "ListenBucketNotificationOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{EventsQuery: defaultValue},
-			expected:   ListenBucketNotificationOperation,
-		},
-		{
-			name:       "ListBucketObjectVersionsOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{VersionsQuery: defaultValue},
-			expected:   ListBucketObjectVersionsOperation,
-		},
-		{
-			name:       "ListObjectsV2MOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ListTypeQuery: "2", MetadataQuery: "true"},
-			expected:   ListObjectsV2MOperation,
-		},
-		{
-			name:       "ListObjectsV2Operation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ListTypeQuery: "2"},
-			expected:   ListObjectsV2Operation,
-		},
-		{
-			name:     "ListObjectsV1Operation",
-			method:   http.MethodGet,
-			expected: ListObjectsV1Operation,
-		},
-		{
-			name:       "PutBucketCorsOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{CorsQuery: defaultValue},
-			expected:   PutBucketCorsOperation,
-		},
-		{
-			name:       "PutBucketACLOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{ACLQuery: defaultValue},
-			expected:   PutBucketACLOperation,
-		},
-		{
-			name:       "PutBucketLifecycleOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{LifecycleQuery: defaultValue},
-			expected:   PutBucketLifecycleOperation,
-		},
-		{
-			name:       "PutBucketEncryptionOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{EncryptionQuery: defaultValue},
-			expected:   PutBucketEncryptionOperation,
-		},
-		{
-			name:       "PutBucketPolicyOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{PolicyQuery: defaultValue},
-			expected:   PutBucketPolicyOperation,
-		},
-		{
-			name:       "PutBucketObjectLockConfigOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{ObjectLockQuery: defaultValue},
-			expected:   PutBucketObjectLockConfigOperation,
-		},
-		{
-			name:       "PutBucketTaggingOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   PutBucketTaggingOperation,
-		},
-		{
-			name:       "PutBucketVersioningOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{VersioningQuery: defaultValue},
-			expected:   PutBucketVersioningOperation,
-		},
-		{
-			name:       "PutBucketNotificationOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{NotificationQuery: defaultValue},
-			expected:   PutBucketNotificationOperation,
-		},
-		{
-			name:     "CreateBucketOperation",
-			method:   http.MethodPut,
-			expected: CreateBucketOperation,
-		},
-		{
-			name:       "DeleteMultipleObjectsOperation",
-			method:     http.MethodPost,
-			queryParam: map[string]string{DeleteQuery: defaultValue},
-			expected:   DeleteMultipleObjectsOperation,
-		},
-		{
-			name:     "PostObjectOperation",
-			method:   http.MethodPost,
-			expected: PostObjectOperation,
-		},
-		{
-			name:       "DeleteBucketCorsOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{CorsQuery: defaultValue},
-			expected:   DeleteBucketCorsOperation,
-		},
-		{
-			name:       "DeleteBucketWebsiteOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{WebsiteQuery: defaultValue},
-			expected:   DeleteBucketWebsiteOperation,
-		},
-		{
-			name:       "DeleteBucketTaggingOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   DeleteBucketTaggingOperation,
-		},
-		{
-			name:       "DeleteBucketPolicyOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{PolicyQuery: defaultValue},
-			expected:   DeleteBucketPolicyOperation,
-		},
-		{
-			name:       "DeleteBucketLifecycleOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{LifecycleQuery: defaultValue},
-			expected:   DeleteBucketLifecycleOperation,
-		},
-		{
-			name:       "DeleteBucketEncryptionOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{EncryptionQuery: defaultValue},
-			expected:   DeleteBucketEncryptionOperation,
-		},
-		{
-			name:     "DeleteBucketOperation",
-			method:   http.MethodDelete,
-			expected: DeleteBucketOperation,
-		},
-		{
-			name:     "UnmatchedBucketOperation",
-			method:   "invalid-method",
-			expected: "UnmatchedBucketOperation",
+			name:            "object request, virtual-hosted style",
+			target:          "/" + obj,
+			host:            bkt + "." + domain,
+			domains:         []string{"some-domain", domain},
+			expectedType:    objectType,
+			expectedBktName: bkt,
+			expectedObjName: obj,
 		},
 	} {
 		t.Run(tc.name, func(t *testing.T) {
-			req := httptest.NewRequest(tc.method, "/test", nil)
-			if tc.queryParam != nil {
-				addQueryParams(req, tc.queryParam)
-			}
+			r := httptest.NewRequest(http.MethodPut, tc.target, nil)
+			r.Host = tc.host
 
-			actual := determineBucketOperation(req)
-			require.Equal(t, tc.expected, actual)
+			reqType, bktName, objName := getBucketObject(r, tc.domains)
+			require.Equal(t, tc.expectedType, reqType)
+			require.Equal(t, tc.expectedBktName, bktName)
+			require.Equal(t, tc.expectedObjName, objName)
 		})
 	}
 }
-
-func TestDetermineObjectOperation(t *testing.T) {
-	const (
-		amzCopySource = "X-Amz-Copy-Source"
-		defaultValue  = "value"
-	)
-
-	for _, tc := range []struct {
-		name       string
-		method     string
-		queryParam map[string]string
-		headerKeys []string
-		expected   string
-	}{
-		{
-			name:     "OptionsObjectOperation",
-			method:   http.MethodOptions,
-			expected: OptionsObjectOperation,
-		},
-		{
-			name:     "HeadObjectOperation",
-			method:   http.MethodHead,
-			expected: HeadObjectOperation,
-		},
-		{
-			name:       "ListPartsOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{UploadIDQuery: defaultValue},
-			expected:   ListPartsOperation,
-		},
-		{
-			name:       "GetObjectACLOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{ACLQuery: defaultValue},
-			expected:   GetObjectACLOperation,
-		},
-		{
-			name:       "GetObjectTaggingOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   GetObjectTaggingOperation,
-		},
-		{
-			name:       "GetObjectRetentionOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{RetentionQuery: defaultValue},
-			expected:   GetObjectRetentionOperation,
-		},
-		{
-			name:       "GetObjectLegalHoldOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{LegalQuery: defaultValue},
-			expected:   GetObjectLegalHoldOperation,
-		},
-		{
-			name:       "GetObjectAttributesOperation",
-			method:     http.MethodGet,
-			queryParam: map[string]string{AttributesQuery: defaultValue},
-			expected:   GetObjectAttributesOperation,
-		},
-		{
-			name:     "GetObjectOperation",
-			method:   http.MethodGet,
-			expected: GetObjectOperation,
-		},
-		{
-			name:       "UploadPartCopyOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{PartNumberQuery: defaultValue, UploadIDQuery: defaultValue},
-			headerKeys: []string{amzCopySource},
-			expected:   UploadPartCopyOperation,
-		},
-		{
-			name:       "UploadPartOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{PartNumberQuery: defaultValue, UploadIDQuery: defaultValue},
-			expected:   UploadPartOperation,
-		},
-		{
-			name:       "PutObjectACLOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{ACLQuery: defaultValue},
-			expected:   PutObjectACLOperation,
-		},
-		{
-			name:       "PutObjectTaggingOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   PutObjectTaggingOperation,
-		},
-		{
-			name:       "CopyObjectOperation",
-			method:     http.MethodPut,
-			headerKeys: []string{amzCopySource},
-			expected:   CopyObjectOperation,
-		},
-		{
-			name:       "PutObjectRetentionOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{RetentionQuery: defaultValue},
-			expected:   PutObjectRetentionOperation,
-		},
-		{
-			name:       "PutObjectLegalHoldOperation",
-			method:     http.MethodPut,
-			queryParam: map[string]string{LegalHoldQuery: defaultValue},
-			expected:   PutObjectLegalHoldOperation,
-		},
-		{
-			name:     "PutObjectOperation",
-			method:   http.MethodPut,
-			expected: PutObjectOperation,
-		},
-		{
-			name:       "CompleteMultipartUploadOperation",
-			method:     http.MethodPost,
-			queryParam: map[string]string{UploadIDQuery: defaultValue},
-			expected:   CompleteMultipartUploadOperation,
-		},
-		{
-			name:       "CreateMultipartUploadOperation",
-			method:     http.MethodPost,
-			queryParam: map[string]string{UploadsQuery: defaultValue},
-			expected:   CreateMultipartUploadOperation,
-		},
-		{
-			name:     "SelectObjectContentOperation",
-			method:   http.MethodPost,
-			expected: SelectObjectContentOperation,
-		},
-		{
-			name:       "AbortMultipartUploadOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{UploadIDQuery: defaultValue},
-			expected:   AbortMultipartUploadOperation,
-		},
-		{
-			name:       "DeleteObjectTaggingOperation",
-			method:     http.MethodDelete,
-			queryParam: map[string]string{TaggingQuery: defaultValue},
-			expected:   DeleteObjectTaggingOperation,
-		},
-		{
-			name:     "DeleteObjectOperation",
-			method:   http.MethodDelete,
-			expected: DeleteObjectOperation,
-		},
-		{
-			name:     "UnmatchedObjectOperation",
-			method:   "invalid-method",
-			expected: "UnmatchedObjectOperation",
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			req := httptest.NewRequest(tc.method, "/test", nil)
-			if tc.queryParam != nil {
-				addQueryParams(req, tc.queryParam)
-			}
-			if tc.headerKeys != nil {
-				addHeaderParams(req, tc.headerKeys)
-			}
-
-			actual := determineObjectOperation(req)
-			require.Equal(t, tc.expected, actual)
-		})
-	}
-}
-
-func addQueryParams(req *http.Request, pairs map[string]string) {
-	values := req.URL.Query()
-	for key, val := range pairs {
-		values.Add(key, val)
-	}
-	req.URL.RawQuery = values.Encode()
-}
-
-func addHeaderParams(req *http.Request, keys []string) {
-	for _, key := range keys {
-		req.Header.Set(key, "val")
-	}
-}
-
-func TestDetermineGeneralOperation(t *testing.T) {
-	req := httptest.NewRequest(http.MethodGet, "/test", nil)
-	actual := determineGeneralOperation(req)
-	require.Equal(t, ListBucketsOperation, actual)
-
-	req = httptest.NewRequest(http.MethodPost, "/test", nil)
-	actual = determineGeneralOperation(req)
-	require.Equal(t, "UnmatchedOperation", actual)
-}

api/middleware/reqinfo.go

@@ -12,6 +12,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 	treepool "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/pool/tree"
+	"github.com/go-chi/chi/v5"
 	"github.com/google/uuid"
 	"go.uber.org/zap"
 	"google.golang.org/grpc/metadata"
@@ -27,21 +28,19 @@ type (
 	// ReqInfo stores the request info.
 	ReqInfo struct {
 		sync.RWMutex
-		RemoteHost        string   // Client Host/IP
-		Host              string   // Node Host/IP
-		UserAgent         string   // User Agent
-		DeploymentID      string   // random generated s3-deployment-id
-		RequestID         string   // x-amz-request-id
-		API               string   // API name -- GetObject PutObject NewMultipartUpload etc.
-		BucketName        string   // Bucket name
-		ObjectName        string   // Object name
-		TraceID           string   // Trace ID
-		URL               *url.URL // Request url
-		Namespace         string
-		User              string // User owner id
-		Tagging           *data.Tagging
-		RequestVHSEnabled bool
-		RequestType       ReqType
+		RemoteHost   string   // Client Host/IP
+		Host         string   // Node Host/IP
+		UserAgent    string   // User Agent
+		DeploymentID string   // random generated s3-deployment-id
+		RequestID    string   // x-amz-request-id
+		API          string   // API name -- GetObject PutObject NewMultipartUpload etc.
+		BucketName   string   // Bucket name
+		ObjectName   string   // Object name
+		TraceID      string   // Trace ID
+		URL          *url.URL // Request url
+		Namespace    string
+		User         string   // User owner id
+		tags         []KeyVal // Any additional info not accommodated by above fields
 	}
 
 	// ObjectRequest represents object request data.
@@ -62,14 +61,16 @@ const (
 
 const HdrAmzRequestID = "x-amz-request-id"
 
+const (
+	BucketURLPrm = "bucket"
+)
+
 var deploymentID = uuid.Must(uuid.NewRandom())
 
 var (
 	// De-facto standard header keys.
-	xForwardedFor    = http.CanonicalHeaderKey("X-Forwarded-For")
-	xRealIP          = http.CanonicalHeaderKey("X-Real-IP")
-	xForwardedProto  = http.CanonicalHeaderKey("X-Forwarded-Proto")
-	xForwardedScheme = http.CanonicalHeaderKey("X-Forwarded-Scheme")
+	xForwardedFor = http.CanonicalHeaderKey("X-Forwarded-For")
+	xRealIP       = http.CanonicalHeaderKey("X-Real-IP")
 
 	// RFC7239 defines a new "Forwarded: " header designed to replace the
 	// existing use of X-Forwarded-* headers.
@@ -78,30 +79,64 @@ var (
 	// Allows for a sub-match of the first value after 'for=' to the next
 	// comma, semi-colon or space. The match is case-insensitive.
 	forRegex = regexp.MustCompile(`(?i)(?:for=)([^(;|, )]+)(.*)`)
-	// Allows for a sub-match for the first instance of scheme (http|https)
-	// prefixed by 'proto='. The match is case-insensitive.
-	protoRegex = regexp.MustCompile(`(?i)^(;|,| )+(?:proto=)(https|http)`)
 )
 
 // NewReqInfo returns new ReqInfo based on parameters.
-func NewReqInfo(w http.ResponseWriter, r *http.Request, req ObjectRequest, sourceIPHeader string) *ReqInfo {
-	reqInfo := &ReqInfo{
+func NewReqInfo(w http.ResponseWriter, r *http.Request, req ObjectRequest) *ReqInfo {
+	return &ReqInfo{
 		API:          req.Method,
 		BucketName:   req.Bucket,
 		ObjectName:   req.Object,
 		UserAgent:    r.UserAgent(),
+		RemoteHost:   getSourceIP(r),
 		RequestID:    GetRequestID(w),
 		DeploymentID: deploymentID.String(),
 		URL:          r.URL,
 	}
+}
 
-	if sourceIPHeader != "" {
-		reqInfo.RemoteHost = r.Header.Get(sourceIPHeader)
-	} else {
-		reqInfo.RemoteHost = getSourceIP(r)
+// AppendTags -- appends key/val to ReqInfo.tags.
+func (r *ReqInfo) AppendTags(key string, val string) *ReqInfo {
+	if r == nil {
+		return nil
 	}
+	r.Lock()
+	defer r.Unlock()
+	r.tags = append(r.tags, KeyVal{key, val})
+	return r
+}
 
-	return reqInfo
+// SetTags -- sets key/val to ReqInfo.tags.
+func (r *ReqInfo) SetTags(key string, val string) *ReqInfo {
+	if r == nil {
+		return nil
+	}
+	r.Lock()
+	defer r.Unlock()
+	// Search for a tag key already existing in tags
+	var updated bool
+	for _, tag := range r.tags {
+		if tag.Key == key {
+			tag.Val = val
+			updated = true
+			break
+		}
+	}
+	if !updated {
+		// Append to the end of tags list
+		r.tags = append(r.tags, KeyVal{key, val})
+	}
+	return r
+}
+
+// GetTags -- returns the user defined tags.
+func (r *ReqInfo) GetTags() []KeyVal {
+	if r == nil {
+		return nil
+	}
+	r.RLock()
+	defer r.RUnlock()
+	return append([]KeyVal(nil), r.tags...)
 }
 
 // GetRequestID returns the request ID from the response writer or the context.
@@ -157,7 +192,6 @@ func GetReqLog(ctx context.Context) *zap.Logger {
 type RequestSettings interface {
 	NamespaceHeader() string
 	ResolveNamespaceAlias(string) string
-	SourceIPHeader() string
 }
 
 func Request(log *zap.Logger, settings RequestSettings) Func {
@@ -176,7 +210,7 @@ func Request(log *zap.Logger, settings RequestSettings) Func {
 
 			// set request info into context
 			// bucket name and object will be set in reqInfo later (limitation of go-chi)
-			reqInfo := NewReqInfo(w, r, ObjectRequest{}, settings.SourceIPHeader())
+			reqInfo := NewReqInfo(w, r, ObjectRequest{})
 			reqInfo.Namespace = settings.ResolveNamespaceAlias(r.Header.Get(settings.NamespaceHeader()))
 			r = r.WithContext(SetReqInfo(r.Context(), reqInfo))
 
@@ -199,6 +233,57 @@ func Request(log *zap.Logger, settings RequestSettings) Func {
 	}
 }
 
+// AddBucketName adds bucket name to ReqInfo from context.
+func AddBucketName(l *zap.Logger) Func {
+	return func(h http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			ctx := r.Context()
+
+			reqInfo := GetReqInfo(ctx)
+			reqInfo.BucketName = chi.URLParam(r, BucketURLPrm)
+
+			if reqInfo.BucketName != "" {
+				reqLogger := reqLogOrDefault(ctx, l)
+				r = r.WithContext(SetReqLogger(ctx, reqLogger.With(zap.String("bucket", reqInfo.BucketName))))
+			}
+
+			h.ServeHTTP(w, r)
+		})
+	}
+}
+
+// AddObjectName adds objects name to ReqInfo from context.
+func AddObjectName(l *zap.Logger) Func {
+	return func(h http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			ctx := r.Context()
+			reqInfo := GetReqInfo(ctx)
+			reqLogger := reqLogOrDefault(ctx, l)
+
+			rctx := chi.RouteContext(ctx)
+			// trim leading slash (always present)
+			reqInfo.ObjectName = rctx.RoutePath[1:]
+
+			if r.URL.RawPath != "" {
+				// we have to do this because of
+				// https://github.com/go-chi/chi/issues/641
+				// https://github.com/go-chi/chi/issues/642
+				if obj, err := url.PathUnescape(reqInfo.ObjectName); err != nil {
+					reqLogger.Warn(logs.FailedToUnescapeObjectName, zap.Error(err))
+				} else {
+					reqInfo.ObjectName = obj
+				}
+			}
+
+			if reqInfo.ObjectName != "" {
+				r = r.WithContext(SetReqLogger(ctx, reqLogger.With(zap.String("object", reqInfo.ObjectName))))
+			}
+
+			h.ServeHTTP(w, r)
+		})
+	}
+}
+
 // getSourceIP retrieves the IP from the X-Forwarded-For, X-Real-IP and RFC7239
 // Forwarded headers (in that order), falls back to r.RemoteAddr when everything
 // else fails.
@@ -231,42 +316,11 @@ func getSourceIP(r *http.Request) string {
 		}
 	}
 
-	if addr == "" {
-		addr = r.RemoteAddr
+	if addr != "" {
+		return addr
 	}
 
 	// Default to remote address if headers not set.
-	raddr, _, _ := net.SplitHostPort(addr)
-	if raddr == "" {
-		return addr
-	}
-	return raddr
-}
-
-// GetSourceScheme retrieves the scheme from the X-Forwarded-Proto and RFC7239
-// Forwarded headers (in that order).
-func GetSourceScheme(r *http.Request) string {
-	var scheme string
-
-	// Retrieve the scheme from X-Forwarded-Proto.
-	if proto := r.Header.Get(xForwardedProto); proto != "" {
-		scheme = strings.ToLower(proto)
-	} else if proto = r.Header.Get(xForwardedScheme); proto != "" {
-		scheme = strings.ToLower(proto)
-	} else if proto := r.Header.Get(forwarded); proto != "" {
-		// match should contain at least two elements if the protocol was
-		// specified in the Forwarded header. The first element will always be
-		// the 'for=', which we ignore, subsequently we proceed to look for
-		// 'proto=' which should precede right after `for=` if not
-		// we simply ignore the values and return empty. This is in line
-		// with the approach we took for returning first ip from multiple
-		// params.
-		if match := forRegex.FindStringSubmatch(proto); len(match) > 1 {
-			if match = protoRegex.FindStringSubmatch(match[2]); len(match) > 1 {
-				scheme = strings.ToLower(match[2])
-			}
-		}
-	}
-
-	return scheme
+	addr, _, _ = net.SplitHostPort(r.RemoteAddr)
+	return addr
 }

api/middleware/reqinfo_test.go

@@ -1,70 +0,0 @@
-package middleware
-
-import (
-	"net/http"
-	"net/http/httptest"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestGetSourceIP(t *testing.T) {
-	for _, tc := range []struct {
-		name string
-		req  *http.Request
-	}{
-		{
-			name: "headers not set",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.RemoteAddr = "192.0.2.1:1234"
-				return request
-			}(),
-		},
-		{
-			name: "headers not set, and the port is not set",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.RemoteAddr = "192.0.2.1"
-				return request
-			}(),
-		},
-		{
-			name: "x-forwarded-for single-host header",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.Header.Set(xForwardedFor, "192.0.2.1")
-				return request
-			}(),
-		},
-		{
-			name: "x-forwarded-for header by multiple hosts",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.Header.Set(xForwardedFor, "192.0.2.1, 10.1.1.1")
-				return request
-			}(),
-		},
-		{
-			name: "x-real-ip header",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.Header.Set(xRealIP, "192.0.2.1")
-				return request
-			}(),
-		},
-		{
-			name: "forwarded header",
-			req: func() *http.Request {
-				request := httptest.NewRequest(http.MethodGet, "/test", nil)
-				request.Header.Set(forwarded, "for=192.0.2.1, 10.1.1.1; proto=https; by=192.0.2.4")
-				return request
-			}(),
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			actual := getSourceIP(tc.req)
-			require.Equal(t, actual, "192.0.2.1")
-		})
-	}
-}

api/middleware/response.go

@@ -201,6 +201,18 @@ func EncodeResponse(response interface{}) ([]byte, error) {
 	return bytesBuffer.Bytes(), nil
 }
 
+// EncodeResponseNoHeader encodes response without setting xml.Header.
+// Should be used with periodicXMLWriter which sends xml.Header to the client
+// with whitespaces to keep connection alive.
+func EncodeResponseNoHeader(response interface{}) ([]byte, error) {
+	var bytesBuffer bytes.Buffer
+	if err := xml.NewEncoder(&bytesBuffer).Encode(response); err != nil {
+		return nil, err
+	}
+
+	return bytesBuffer.Bytes(), nil
+}
+
 // EncodeToResponse encodes the response into ResponseWriter.
 func EncodeToResponse(w http.ResponseWriter, response interface{}) error {
 	w.WriteHeader(http.StatusOK)
@@ -328,9 +340,6 @@ func LogSuccessResponse(l *zap.Logger) Func {
 			if reqInfo.ObjectName != "" {
 				fields = append(fields, zap.String("object", reqInfo.ObjectName))
 			}
-			if reqInfo.User != "" {
-				fields = append(fields, zap.String("user", reqInfo.User))
-			}
 
 			if traceID, err := trace.TraceIDFromHex(reqInfo.TraceID); err == nil && traceID.IsValid() {
 				fields = append(fields, zap.String("trace_id", reqInfo.TraceID))

api/middleware/response_test.go

@@ -1,43 +0,0 @@
-package middleware
-
-import (
-	"encoding/xml"
-	"net/http/httptest"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-type testXMLData struct {
-	XMLName xml.Name `xml:"data"`
-	Text    string   `xml:"text"`
-}
-
-func TestEncodeResponse(t *testing.T) {
-	w := httptest.NewRecorder()
-
-	err := EncodeToResponse(w, []byte{})
-	require.Error(t, err)
-	require.Contains(t, err.Error(), "encode xml response")
-
-	err = EncodeToResponse(w, testXMLData{Text: "test"})
-	require.NoError(t, err)
-
-	expectedXML := "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<data><text>test</text></data>"
-	require.Equal(t, expectedXML, w.Body.String())
-}
-
-func TestErrorResponse(t *testing.T) {
-	errResp := ErrorResponse{Code: "invalid-code"}
-
-	actual := errResp.Error()
-	require.Contains(t, actual, "Error response code")
-
-	errResp.Code = "AccessDenied"
-	actual = errResp.Error()
-	require.Equal(t, "Access Denied.", actual)
-
-	errResp.Message = "Request body is empty."
-	actual = errResp.Error()
-	require.Equal(t, "Request body is empty.", actual)
-}

api/middleware/tracing_test.go

@@ -1,115 +0,0 @@
-package middleware
-
-import (
-	"net/http"
-	"net/http/httptest"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestHTTPResponseCarrierSetGet(t *testing.T) {
-	const (
-		testKey1   = "Key"
-		testValue1 = "Value"
-	)
-
-	respCarrier := httpResponseCarrier{}
-	respCarrier.resp = httptest.NewRecorder()
-
-	actual := respCarrier.Get(testKey1)
-	require.Equal(t, "", actual)
-
-	respCarrier.Set(testKey1, testValue1)
-	actual = respCarrier.Get(testKey1)
-	require.Equal(t, testValue1, actual)
-}
-
-func TestHTTPResponseCarrierKeys(t *testing.T) {
-	const (
-		testKey1   = "Key1"
-		testKey2   = "Key2"
-		testKey3   = "Key3"
-		testValue1 = "Value1"
-		testValue2 = "Value2"
-		testValue3 = "Value3"
-	)
-
-	respCarrier := httpResponseCarrier{}
-	respCarrier.resp = httptest.NewRecorder()
-
-	actual := respCarrier.Keys()
-	require.Equal(t, 0, len(actual))
-
-	respCarrier.Set(testKey1, testValue1)
-	respCarrier.Set(testKey2, testValue2)
-	respCarrier.Set(testKey3, testValue3)
-
-	actual = respCarrier.Keys()
-	require.Equal(t, 3, len(actual))
-	require.Contains(t, actual, testKey1)
-	require.Contains(t, actual, testKey2)
-	require.Contains(t, actual, testKey3)
-}
-
-func TestHTTPRequestCarrierSet(t *testing.T) {
-	const (
-		testKey   = "Key"
-		testValue = "Value"
-	)
-
-	reqCarrier := httpRequestCarrier{}
-	reqCarrier.req = httptest.NewRequest(http.MethodGet, "/test", nil)
-	reqCarrier.req.Response = httptest.NewRecorder().Result()
-
-	actual := reqCarrier.req.Response.Header.Get(testKey)
-	require.Equal(t, "", actual)
-
-	reqCarrier.Set(testKey, testValue)
-	actual = reqCarrier.req.Response.Header.Get(testKey)
-	require.Contains(t, testValue, actual)
-}
-
-func TestHTTPRequestCarrierGet(t *testing.T) {
-	const (
-		testKey   = "Key"
-		testValue = "Value"
-	)
-
-	reqCarrier := httpRequestCarrier{}
-	reqCarrier.req = httptest.NewRequest(http.MethodGet, "/test", nil)
-
-	actual := reqCarrier.Get(testKey)
-	require.Equal(t, "", actual)
-
-	reqCarrier.req.Header.Set(testKey, testValue)
-	actual = reqCarrier.Get(testKey)
-	require.Equal(t, testValue, actual)
-}
-
-func TestHTTPRequestCarrierKeys(t *testing.T) {
-	const (
-		testKey1   = "Key1"
-		testKey2   = "Key2"
-		testKey3   = "Key3"
-		testValue1 = "Value1"
-		testValue2 = "Value2"
-		testValue3 = "Value3"
-	)
-
-	reqCarrier := httpRequestCarrier{}
-	reqCarrier.req = httptest.NewRequest(http.MethodGet, "/test", nil)
-
-	actual := reqCarrier.Keys()
-	require.Equal(t, 0, len(actual))
-
-	reqCarrier.req.Header.Set(testKey1, testValue1)
-	reqCarrier.req.Header.Set(testKey2, testValue2)
-	reqCarrier.req.Header.Set(testKey3, testValue3)
-
-	actual = reqCarrier.Keys()
-	require.Equal(t, 3, len(actual))
-	require.Contains(t, actual, testKey1)
-	require.Contains(t, actual, testKey2)
-	require.Contains(t, actual, testKey3)
-}

api/middleware/util.go

@@ -6,27 +6,29 @@ import (
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 )
 
 // keyWrapper is wrapper for context keys.
 type keyWrapper string
 
-// boxKey is an ID used to store Box in a context.
-var boxKey = keyWrapper("__context_box_key")
+// authHeaders is a wrapper for authentication headers of a request.
+var authHeadersKey = keyWrapper("__context_auth_headers_key")
+
+// boxData is an ID used to store accessbox.Box in a context.
+var boxDataKey = keyWrapper("__context_box_key")
+
+// clientTime is an ID used to store client time.Time in a context.
+var clientTimeKey = keyWrapper("__context_client_time")
 
 // GetBoxData  extracts accessbox.Box from context.
 func GetBoxData(ctx context.Context) (*accessbox.Box, error) {
-	data, ok := ctx.Value(boxKey).(*Box)
+	var box *accessbox.Box
+	data, ok := ctx.Value(boxDataKey).(*accessbox.Box)
 	if !ok || data == nil {
-		return nil, fmt.Errorf("couldn't get box from context")
-	}
-
-	if data.AccessBox == nil {
 		return nil, fmt.Errorf("couldn't get box data from context")
 	}
 
-	box := data.AccessBox
+	box = data
 	if box.Gate == nil {
 		box.Gate = &accessbox.GateData{}
 	}
@@ -35,39 +37,35 @@ func GetBoxData(ctx context.Context) (*accessbox.Box, error) {
 
 // GetAuthHeaders extracts auth.AuthHeader from context.
 func GetAuthHeaders(ctx context.Context) (*AuthHeader, error) {
-	data, ok := ctx.Value(boxKey).(*Box)
-	if !ok || data == nil {
-		return nil, fmt.Errorf("couldn't get box from context")
+	authHeaders, ok := ctx.Value(authHeadersKey).(*AuthHeader)
+	if !ok {
+		return nil, fmt.Errorf("couldn't get auth headers from context")
 	}
 
-	return data.AuthHeaders, nil
+	return authHeaders, nil
 }
 
 // GetClientTime extracts time.Time from context.
 func GetClientTime(ctx context.Context) (time.Time, error) {
-	data, ok := ctx.Value(boxKey).(*Box)
-	if !ok || data == nil {
-		return time.Time{}, fmt.Errorf("couldn't get box from context")
-	}
-
-	if data.ClientTime.IsZero() {
+	clientTime, ok := ctx.Value(clientTimeKey).(time.Time)
+	if !ok {
 		return time.Time{}, fmt.Errorf("couldn't get client time from context")
 	}
 
-	return data.ClientTime, nil
+	return clientTime, nil
 }
 
-// GetAccessBoxAttrs extracts []object.Attribute from context.
-func GetAccessBoxAttrs(ctx context.Context) ([]object.Attribute, error) {
-	data, ok := ctx.Value(boxKey).(*Box)
-	if !ok || data == nil {
-		return nil, fmt.Errorf("couldn't get box from context")
-	}
-
-	return data.Attributes, nil
+// SetBoxData sets accessbox.Box in the context.
+func SetBoxData(ctx context.Context, box *accessbox.Box) context.Context {
+	return context.WithValue(ctx, boxDataKey, box)
 }
 
-// SetBox sets Box in the context.
-func SetBox(ctx context.Context, box *Box) context.Context {
-	return context.WithValue(ctx, boxKey, box)
+// SetAuthHeaders sets auth.AuthHeader in the context.
+func SetAuthHeaders(ctx context.Context, header *AuthHeader) context.Context {
+	return context.WithValue(ctx, authHeadersKey, header)
+}
+
+// SetClientTime sets time.Time in the context.
+func SetClientTime(ctx context.Context, newTime time.Time) context.Context {
+	return context.WithValue(ctx, clientTimeKey, newTime)
 }

api/middleware/util_test.go

@@ -1,179 +0,0 @@
-package middleware
-
-import (
-	"context"
-	"testing"
-	"time"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
-	"github.com/stretchr/testify/require"
-)
-
-func TestGetBoxData(t *testing.T) {
-	for _, tc := range []struct {
-		name  string
-		value any
-		error string
-	}{
-		{
-			name: "valid",
-			value: &Box{
-				AccessBox: &accessbox.Box{},
-			},
-		},
-		{
-			name:  "invalid data",
-			value: "invalid-data",
-			error: "couldn't get box from context",
-		},
-		{
-			name:  "box does not exist",
-			error: "couldn't get box from context",
-		},
-		{
-			name:  "access box is nil",
-			value: &Box{},
-			error: "couldn't get box data from context",
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			ctx := context.WithValue(context.Background(), boxKey, tc.value)
-			actual, err := GetBoxData(ctx)
-			if tc.error != "" {
-				require.Contains(t, err.Error(), tc.error)
-				return
-			}
-
-			require.NoError(t, err)
-			require.NotNil(t, actual)
-			require.NotNil(t, actual.Gate)
-		})
-	}
-}
-
-func TestGetAuthHeaders(t *testing.T) {
-	for _, tc := range []struct {
-		name  string
-		value any
-		error bool
-	}{
-		{
-			name: "valid",
-			value: &Box{
-				AuthHeaders: &AuthHeader{
-					AccessKeyID: "valid-key",
-					Region:      "valid-region",
-					SignatureV4: "valid-sign",
-				},
-			},
-		},
-		{
-			name:  "invalid data",
-			value: "invalid-data",
-			error: true,
-		},
-		{
-			name:  "box does not exist",
-			error: true,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			ctx := context.WithValue(context.Background(), boxKey, tc.value)
-			actual, err := GetAuthHeaders(ctx)
-			if tc.error {
-				require.Contains(t, err.Error(), "couldn't get box from context")
-				return
-			}
-
-			require.NoError(t, err)
-			require.Equal(t, tc.value.(*Box).AuthHeaders.AccessKeyID, actual.AccessKeyID)
-			require.Equal(t, tc.value.(*Box).AuthHeaders.Region, actual.Region)
-			require.Equal(t, tc.value.(*Box).AuthHeaders.SignatureV4, actual.SignatureV4)
-		})
-	}
-}
-
-func TestGetClientTime(t *testing.T) {
-	for _, tc := range []struct {
-		name  string
-		value any
-		error string
-	}{
-		{
-			name: "valid",
-			value: &Box{
-				ClientTime: time.Now(),
-			},
-		},
-		{
-			name:  "invalid data",
-			value: "invalid-data",
-			error: "couldn't get box from context",
-		},
-		{
-			name:  "box does not exist",
-			error: "couldn't get box from context",
-		},
-		{
-			name: "zero time",
-			value: &Box{
-				ClientTime: time.Time{},
-			},
-			error: "couldn't get client time from context",
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			ctx := context.WithValue(context.Background(), boxKey, tc.value)
-			actual, err := GetClientTime(ctx)
-			if tc.error != "" {
-				require.Contains(t, err.Error(), tc.error)
-				return
-			}
-
-			require.NoError(t, err)
-			require.Equal(t, tc.value.(*Box).ClientTime, actual)
-		})
-	}
-}
-
-func TestGetAccessBoxAttrs(t *testing.T) {
-	for _, tc := range []struct {
-		name  string
-		value any
-		error bool
-	}{
-		{
-			name: "valid",
-			value: func() *Box {
-				var attr object.Attribute
-				attr.SetKey("key")
-				attr.SetValue("value")
-				return &Box{Attributes: []object.Attribute{attr}}
-			}(),
-		},
-		{
-			name:  "invalid data",
-			value: "invalid-data",
-			error: true,
-		},
-		{
-			name:  "box does not exist",
-			error: true,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			ctx := context.WithValue(context.Background(), boxKey, tc.value)
-			actual, err := GetAccessBoxAttrs(ctx)
-			if tc.error {
-				require.Contains(t, err.Error(), "couldn't get box from context")
-				return
-			}
-
-			require.NoError(t, err)
-			require.Equal(t, len(tc.value.(*Box).Attributes), len(actual))
-			require.Equal(t, tc.value.(*Box).Attributes[0].Key(), actual[0].Key())
-			require.Equal(t, tc.value.(*Box).Attributes[0].Value(), actual[0].Value())
-		})
-	}
-}

api/notifications/controller.go

@@ -0,0 +1,263 @@
+package notifications
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"sync"
+	"time"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/handler"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
+	"github.com/nats-io/nats.go"
+	"go.uber.org/zap"
+)
+
+const (
+	DefaultTimeout = 30 * time.Second
+
+	// EventVersion23 is used for lifecycle, tiering, objectACL, objectTagging, object restoration notifications.
+	EventVersion23 = "2.3"
+	// EventVersion22 is used for replication notifications.
+	EventVersion22 = "2.2"
+	// EventVersion21 is used for all other notification types.
+	EventVersion21 = "2.1"
+)
+
+type (
+	Options struct {
+		URL                       string
+		TLSCertFilepath           string
+		TLSAuthPrivateKeyFilePath string
+		Timeout                   time.Duration
+		RootCAFiles               []string
+	}
+
+	Controller struct {
+		logger              *zap.Logger
+		taskQueueConnection *nats.Conn
+		jsClient            nats.JetStreamContext
+		handlers            map[string]Stream
+		mu                  sync.RWMutex
+	}
+
+	Stream struct {
+		h  layer.MsgHandler
+		ch chan *nats.Msg
+	}
+
+	TestEvent struct {
+		Service   string
+		Event     string
+		Time      time.Time
+		Bucket    string
+		RequestID string
+		HostID    string
+	}
+
+	Event struct {
+		Records []EventRecord `json:"Records"`
+	}
+
+	EventRecord struct {
+		EventVersion      string            `json:"eventVersion"`
+		EventSource       string            `json:"eventSource"`         // frostfs:s3
+		AWSRegion         string            `json:"awsRegion,omitempty"` // empty
+		EventTime         time.Time         `json:"eventTime"`
+		EventName         string            `json:"eventName"`
+		UserIdentity      UserIdentity      `json:"userIdentity"`
+		RequestParameters RequestParameters `json:"requestParameters"`
+		ResponseElements  map[string]string `json:"responseElements"`
+		S3                S3Entity          `json:"s3"`
+	}
+
+	UserIdentity struct {
+		PrincipalID string `json:"principalId"`
+	}
+
+	RequestParameters struct {
+		SourceIPAddress string `json:"sourceIPAddress"`
+	}
+
+	S3Entity struct {
+		SchemaVersion   string `json:"s3SchemaVersion"`
+		ConfigurationID string `json:"configurationId,omitempty"`
+		Bucket          Bucket `json:"bucket"`
+		Object          Object `json:"object"`
+	}
+
+	Bucket struct {
+		Name          string       `json:"name"`
+		OwnerIdentity UserIdentity `json:"ownerIdentity,omitempty"`
+		Arn           string       `json:"arn,omitempty"`
+	}
+
+	Object struct {
+		Key       string `json:"key"`
+		Size      uint64 `json:"size,omitempty"`
+		VersionID string `json:"versionId,omitempty"`
+		ETag      string `json:"eTag,omitempty"`
+		Sequencer string `json:"sequencer,omitempty"`
+	}
+)
+
+func NewController(p *Options, l *zap.Logger) (*Controller, error) {
+	ncopts := []nats.Option{
+		nats.Timeout(p.Timeout),
+	}
+
+	if len(p.TLSCertFilepath) != 0 && len(p.TLSAuthPrivateKeyFilePath) != 0 {
+		ncopts = append(ncopts, nats.ClientCert(p.TLSCertFilepath, p.TLSAuthPrivateKeyFilePath))
+	}
+	if len(p.RootCAFiles) != 0 {
+		ncopts = append(ncopts, nats.RootCAs(p.RootCAFiles...))
+	}
+
+	nc, err := nats.Connect(p.URL, ncopts...)
+	if err != nil {
+		return nil, fmt.Errorf("connect to nats: %w", err)
+	}
+
+	js, err := nc.JetStream()
+	if err != nil {
+		return nil, fmt.Errorf("get jet stream: %w", err)
+	}
+
+	return &Controller{
+		logger:              l,
+		taskQueueConnection: nc,
+		jsClient:            js,
+		handlers:            make(map[string]Stream),
+	}, nil
+}
+
+func (c *Controller) Subscribe(_ context.Context, topic string, handler layer.MsgHandler) error {
+	ch := make(chan *nats.Msg, 1)
+
+	c.mu.RLock()
+	_, ok := c.handlers[topic]
+	c.mu.RUnlock()
+	if ok {
+		return fmt.Errorf("already subscribed to topic '%s'", topic)
+	}
+
+	if _, err := c.jsClient.AddStream(&nats.StreamConfig{Name: topic}); err != nil {
+		return fmt.Errorf("add stream: %w", err)
+	}
+
+	if _, err := c.jsClient.ChanSubscribe(topic, ch); err != nil {
+		return fmt.Errorf("could not subscribe: %w", err)
+	}
+
+	c.mu.Lock()
+	c.handlers[topic] = Stream{
+		h:  handler,
+		ch: ch,
+	}
+	c.mu.Unlock()
+
+	return nil
+}
+
+func (c *Controller) Listen(ctx context.Context) {
+	c.mu.RLock()
+	defer c.mu.RUnlock()
+
+	for _, stream := range c.handlers {
+		go func(stream Stream) {
+			for {
+				select {
+				case msg := <-stream.ch:
+					if err := stream.h.HandleMessage(ctx, msg); err != nil {
+						c.logger.Error(logs.CouldNotHandleMessage, zap.Error(err))
+					} else if err = msg.Ack(); err != nil {
+						c.logger.Error(logs.CouldNotACKMessage, zap.Error(err))
+					}
+				case <-ctx.Done():
+					return
+				}
+			}
+		}(stream)
+	}
+}
+
+func (c *Controller) SendNotifications(topics map[string]string, p *handler.SendNotificationParams) error {
+	event := prepareEvent(p)
+
+	for id, topic := range topics {
+		event.Records[0].S3.ConfigurationID = id
+		msg, err := json.Marshal(event)
+		if err != nil {
+			c.logger.Error(logs.CouldntMarshalAnEvent, zap.String("subject", topic), zap.Error(err))
+		}
+		if err = c.publish(topic, msg); err != nil {
+			c.logger.Error(logs.CouldntSendAnEventToTopic, zap.String("subject", topic), zap.Error(err))
+		}
+	}
+
+	return nil
+}
+
+func (c *Controller) SendTestNotification(topic, bucketName, requestID, HostID string, now time.Time) error {
+	event := &TestEvent{
+		Service:   "FrostFS S3",
+		Event:     "s3:TestEvent",
+		Time:      now,
+		Bucket:    bucketName,
+		RequestID: requestID,
+		HostID:    HostID,
+	}
+
+	msg, err := json.Marshal(event)
+	if err != nil {
+		return fmt.Errorf("couldn't marshal test event: %w", err)
+	}
+
+	return c.publish(topic, msg)
+}
+
+func prepareEvent(p *handler.SendNotificationParams) *Event {
+	return &Event{
+		Records: []EventRecord{
+			{
+				EventVersion: EventVersion21,
+				EventSource:  "frostfs:s3",
+				AWSRegion:    "",
+				EventTime:    p.Time,
+				EventName:    p.Event,
+				UserIdentity: UserIdentity{
+					PrincipalID: p.User,
+				},
+				RequestParameters: RequestParameters{
+					SourceIPAddress: p.ReqInfo.RemoteHost,
+				},
+				ResponseElements: nil,
+				S3: S3Entity{
+					SchemaVersion: "1.0",
+					// ConfigurationID is skipped and will be placed later
+					Bucket: Bucket{
+						Name:          p.BktInfo.Name,
+						OwnerIdentity: UserIdentity{PrincipalID: p.BktInfo.Owner.String()},
+						Arn:           p.BktInfo.Name,
+					},
+					Object: Object{
+						Key:       p.NotificationInfo.Name,
+						Size:      p.NotificationInfo.Size,
+						VersionID: p.NotificationInfo.Version,
+						ETag:      p.NotificationInfo.HashSum,
+						Sequencer: "",
+					},
+				},
+			},
+		},
+	}
+}
+
+func (c *Controller) publish(topic string, msg []byte) error {
+	if _, err := c.jsClient.Publish(topic, msg); err != nil {
+		return fmt.Errorf("couldn't send  event: %w", err)
+	}
+
+	return nil
+}

api/resolver/resolver.go

@@ -6,7 +6,7 @@ import (
 	"fmt"
 	"sync"
 
-	v2container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
+	"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/ns"
@@ -29,14 +29,20 @@ type FrostFS interface {
 	SystemDNS(context.Context) (string, error)
 }
 
+type Settings interface {
+	FormContainerZone(ns string) (zone string, isDefault bool)
+}
+
 type Config struct {
 	FrostFS    FrostFS
 	RPCAddress string
+	Settings   Settings
 }
 
 type BucketResolver struct {
 	rpcAddress string
 	frostfs    FrostFS
+	settings   Settings
 
 	mu        sync.RWMutex
 	resolvers []*Resolver
@@ -44,15 +50,15 @@ type BucketResolver struct {
 
 type Resolver struct {
 	Name    string
-	resolve func(context.Context, string, string) (cid.ID, error)
+	resolve func(context.Context, string) (cid.ID, error)
 }
 
-func (r *Resolver) SetResolveFunc(fn func(context.Context, string, string) (cid.ID, error)) {
+func (r *Resolver) SetResolveFunc(fn func(context.Context, string) (cid.ID, error)) {
 	r.resolve = fn
 }
 
-func (r *Resolver) Resolve(ctx context.Context, zone, name string) (cid.ID, error) {
-	return r.resolve(ctx, zone, name)
+func (r *Resolver) Resolve(ctx context.Context, name string) (cid.ID, error) {
+	return r.resolve(ctx, name)
 }
 
 func NewBucketResolver(resolverNames []string, cfg *Config) (*BucketResolver, error) {
@@ -81,12 +87,12 @@ func createResolvers(resolverNames []string, cfg *Config) ([]*Resolver, error) {
 	return resolvers, nil
 }
 
-func (r *BucketResolver) Resolve(ctx context.Context, zone, bktName string) (cnrID cid.ID, err error) {
+func (r *BucketResolver) Resolve(ctx context.Context, bktName string) (cnrID cid.ID, err error) {
 	r.mu.RLock()
 	defer r.mu.RUnlock()
 
 	for _, resolver := range r.resolvers {
-		cnrID, resolverErr := resolver.Resolve(ctx, zone, bktName)
+		cnrID, resolverErr := resolver.Resolve(ctx, bktName)
 		if resolverErr != nil {
 			resolverErr = fmt.Errorf("%s: %w", resolver.Name, resolverErr)
 			if err == nil {
@@ -117,6 +123,7 @@ func (r *BucketResolver) UpdateResolvers(resolverNames []string) error {
 	cfg := &Config{
 		FrostFS:    r.frostfs,
 		RPCAddress: r.rpcAddress,
+		Settings:   r.settings,
 	}
 
 	resolvers, err := createResolvers(resolverNames, cfg)
@@ -145,25 +152,30 @@ func (r *BucketResolver) equals(resolverNames []string) bool {
 func newResolver(name string, cfg *Config) (*Resolver, error) {
 	switch name {
 	case DNSResolver:
-		return NewDNSResolver(cfg.FrostFS)
+		return NewDNSResolver(cfg.FrostFS, cfg.Settings)
 	case NNSResolver:
-		return NewNNSResolver(cfg.RPCAddress)
+		return NewNNSResolver(cfg.RPCAddress, cfg.Settings)
 	default:
 		return nil, fmt.Errorf("unknown resolver: %s", name)
 	}
 }
 
-func NewDNSResolver(frostFS FrostFS) (*Resolver, error) {
+func NewDNSResolver(frostFS FrostFS, settings Settings) (*Resolver, error) {
 	if frostFS == nil {
 		return nil, fmt.Errorf("pool must not be nil for DNS resolver")
 	}
+	if settings == nil {
+		return nil, fmt.Errorf("resolver settings must not be nil for DNS resolver")
+	}
 
 	var dns ns.DNS
 
-	resolveFunc := func(ctx context.Context, zone, name string) (cid.ID, error) {
+	resolveFunc := func(ctx context.Context, name string) (cid.ID, error) {
 		var err error
+		reqInfo := middleware.GetReqInfo(ctx)
 
-		if zone == v2container.SysAttributeZoneDefault {
+		zone, isDefault := settings.FormContainerZone(reqInfo.Namespace)
+		if isDefault {
 			zone, err = frostFS.SystemDNS(ctx)
 			if err != nil {
 				return cid.ID{}, fmt.Errorf("read system DNS parameter of the FrostFS: %w", err)
@@ -184,10 +196,13 @@ func NewDNSResolver(frostFS FrostFS) (*Resolver, error) {
 	}, nil
 }
 
-func NewNNSResolver(address string) (*Resolver, error) {
+func NewNNSResolver(address string, settings Settings) (*Resolver, error) {
 	if address == "" {
 		return nil, fmt.Errorf("rpc address must not be empty for NNS resolver")
 	}
+	if settings == nil {
+		return nil, fmt.Errorf("resolver settings must not be nil for NNS resolver")
+	}
 
 	var nns ns.NNS
 
@@ -195,9 +210,12 @@ func NewNNSResolver(address string) (*Resolver, error) {
 		return nil, fmt.Errorf("dial %s: %w", address, err)
 	}
 
-	resolveFunc := func(_ context.Context, zone, name string) (cid.ID, error) {
+	resolveFunc := func(ctx context.Context, name string) (cid.ID, error) {
 		var d container.Domain
 		d.SetName(name)
+
+		reqInfo := middleware.GetReqInfo(ctx)
+		zone, _ := settings.FormContainerZone(reqInfo.Namespace)
 		d.SetZone(zone)
 
 		cnrID, err := nns.ResolveContainerDomain(d)

api/router.go

@@ -37,7 +37,6 @@ type (
 		PutObjectHandler(http.ResponseWriter, *http.Request)
 		DeleteObjectHandler(http.ResponseWriter, *http.Request)
 		GetBucketLocationHandler(http.ResponseWriter, *http.Request)
-		GetBucketPolicyStatusHandler(http.ResponseWriter, *http.Request)
 		GetBucketPolicyHandler(http.ResponseWriter, *http.Request)
 		GetBucketLifecycleHandler(http.ResponseWriter, *http.Request)
 		GetBucketEncryptionHandler(http.ResponseWriter, *http.Request)
@@ -87,7 +86,6 @@ type (
 		AbortMultipartUploadHandler(http.ResponseWriter, *http.Request)
 		ListPartsHandler(w http.ResponseWriter, r *http.Request)
 		ListMultipartUploadsHandler(http.ResponseWriter, *http.Request)
-		PatchObjectHandler(http.ResponseWriter, *http.Request)
 
 		ResolveBucket(ctx context.Context, bucket string) (*data.BucketInfo, error)
 		ResolveCID(ctx context.Context, bucket string) (cid.ID, error)
@@ -98,7 +96,7 @@ type Settings interface {
 	s3middleware.RequestSettings
 	s3middleware.PolicySettings
 	s3middleware.MetricsSettings
-	s3middleware.VHSSettings
+	s3middleware.HttpLogSettings
 }
 
 type FrostFSID interface {
@@ -115,19 +113,19 @@ type Config struct {
 
 	MiddlewareSettings Settings
 
-	FrostfsID FrostFSID
+	// Domains optional. If empty no virtual hosted domains will be attached.
+	Domains []string
 
+	FrostfsID           FrostFSID
 	FrostFSIDValidation bool
 
 	PolicyChecker engine.ChainRouter
-
-	XMLDecoder s3middleware.XMLDecoder
-	Tagging    s3middleware.ResourceTagging
 }
 
 func NewRouter(cfg Config) *chi.Mux {
 	api := chi.NewRouter()
 	api.Use(
+		s3middleware.LogHttp(cfg.Log, cfg.MiddlewareSettings),
 		s3middleware.Request(cfg.Log, cfg.MiddlewareSettings),
 		middleware.ThrottleWithOpts(cfg.Throttle),
 		middleware.Recoverer,
@@ -141,53 +139,32 @@ func NewRouter(cfg Config) *chi.Mux {
 		api.Use(s3middleware.FrostfsIDValidation(cfg.FrostfsID, cfg.Log))
 	}
 
-	api.Use(s3middleware.PrepareAddressStyle(cfg.MiddlewareSettings, cfg.Log))
 	api.Use(s3middleware.PolicyCheck(s3middleware.PolicyConfig{
 		Storage:        cfg.PolicyChecker,
 		FrostfsID:      cfg.FrostfsID,
 		Settings:       cfg.MiddlewareSettings,
+		Domains:        cfg.Domains,
 		Log:            cfg.Log,
 		BucketResolver: cfg.Handler.ResolveBucket,
-		Decoder:        cfg.XMLDecoder,
-		Tagging:        cfg.Tagging,
 	}))
 
 	defaultRouter := chi.NewRouter()
-	defaultRouter.Mount("/{bucket}", bucketRouter(cfg.Handler))
-	defaultRouter.Get("/", named(s3middleware.ListBucketsOperation, cfg.Handler.ListBucketsHandler))
+	defaultRouter.Mount(fmt.Sprintf("/{%s}", s3middleware.BucketURLPrm), bucketRouter(cfg.Handler, cfg.Log))
+	defaultRouter.Get("/", named("ListBuckets", cfg.Handler.ListBucketsHandler))
 	attachErrorHandler(defaultRouter)
 
-	vhsRouter := bucketRouter(cfg.Handler)
-	router := newGlobalRouter(defaultRouter, vhsRouter)
-
-	api.Mount("/", router)
+	hr := NewHostBucketRouter("bucket")
+	hr.Default(defaultRouter)
+	for _, domain := range cfg.Domains {
+		hr.Map(domain, bucketRouter(cfg.Handler, cfg.Log))
+	}
+	api.Mount("/", hr)
 
 	attachErrorHandler(api)
 
 	return api
 }
 
-type globalRouter struct {
-	pathStyleRouter chi.Router
-	vhsRouter       chi.Router
-}
-
-func newGlobalRouter(pathStyleRouter, vhsRouter chi.Router) *globalRouter {
-	return &globalRouter{
-		pathStyleRouter: pathStyleRouter,
-		vhsRouter:       vhsRouter,
-	}
-}
-
-func (g *globalRouter) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-	router := g.pathStyleRouter
-	if reqInfo := s3middleware.GetReqInfo(r.Context()); reqInfo.RequestVHSEnabled {
-		router = g.vhsRouter
-	}
-
-	router.ServeHTTP(w, r)
-}
-
 func named(name string, handlerFunc http.HandlerFunc) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		reqInfo := s3middleware.GetReqInfo(r.Context())
@@ -232,15 +209,16 @@ func attachErrorHandler(api *chi.Mux) {
 	api.MethodNotAllowed(named("MethodNotAllowed", errorHandler))
 }
 
-func bucketRouter(h Handler) chi.Router {
+func bucketRouter(h Handler, log *zap.Logger) chi.Router {
 	bktRouter := chi.NewRouter()
 	bktRouter.Use(
+		s3middleware.AddBucketName(log),
 		s3middleware.WrapHandler(h.AppendCORSHeaders),
 	)
 
-	bktRouter.Mount("/", objectRouter(h))
+	bktRouter.Mount("/", objectRouter(h, log))
 
-	bktRouter.Options("/", named(s3middleware.OptionsBucketOperation, h.Preflight))
+	bktRouter.Options("/", h.Preflight)
 
 	bktRouter.Head("/", named(s3middleware.HeadBucketOperation, h.HeadBucketHandler))
 
@@ -253,9 +231,6 @@ func bucketRouter(h Handler) chi.Router {
 			Add(NewFilter().
 				Queries(s3middleware.LocationQuery).
 				Handler(named(s3middleware.GetBucketLocationOperation, h.GetBucketLocationHandler))).
-			Add(NewFilter().
-				Queries(s3middleware.PolicyStatusQuery).
-				Handler(named(s3middleware.GetBucketPolicyStatusOperation, h.GetBucketPolicyStatusHandler))).
 			Add(NewFilter().
 				Queries(s3middleware.PolicyQuery).
 				Handler(named(s3middleware.GetBucketPolicyOperation, h.GetBucketPolicyHandler))).
@@ -310,7 +285,7 @@ func bucketRouter(h Handler) chi.Router {
 			Add(NewFilter().
 				Queries(s3middleware.VersionsQuery).
 				Handler(named(s3middleware.ListBucketObjectVersionsOperation, h.ListBucketObjectVersionsHandler))).
-			DefaultHandler(listWrapper(h)))
+			DefaultHandler(named(s3middleware.ListObjectsV1Operation, h.ListObjectsV1Handler)))
 	})
 
 	// PUT method handlers
@@ -373,7 +348,7 @@ func bucketRouter(h Handler) chi.Router {
 				Handler(named(s3middleware.DeleteBucketPolicyOperation, h.DeleteBucketPolicyHandler))).
 			Add(NewFilter().
 				Queries(s3middleware.LifecycleQuery).
-				Handler(named(s3middleware.DeleteBucketLifecycleOperation, h.DeleteBucketLifecycleHandler))).
+				Handler(named(s3middleware.PutBucketLifecycleOperation, h.PutBucketLifecycleHandler))).
 			Add(NewFilter().
 				Queries(s3middleware.EncryptionQuery).
 				Handler(named(s3middleware.DeleteBucketEncryptionOperation, h.DeleteBucketEncryptionHandler))).
@@ -385,27 +360,12 @@ func bucketRouter(h Handler) chi.Router {
 	return bktRouter
 }
 
-func listWrapper(h Handler) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		if reqInfo := s3middleware.GetReqInfo(r.Context()); reqInfo.BucketName == "" {
-			reqInfo.API = s3middleware.ListBucketsOperation
-			h.ListBucketsHandler(w, r)
-		} else {
-			reqInfo.API = s3middleware.ListObjectsV1Operation
-			h.ListObjectsV1Handler(w, r)
-		}
-	}
-}
-
-func objectRouter(h Handler) chi.Router {
+func objectRouter(h Handler, l *zap.Logger) chi.Router {
 	objRouter := chi.NewRouter()
-
-	objRouter.Options("/*", named(s3middleware.OptionsObjectOperation, h.Preflight))
+	objRouter.Use(s3middleware.AddObjectName(l))
 
 	objRouter.Head("/*", named(s3middleware.HeadObjectOperation, h.HeadObjectHandler))
 
-	objRouter.Patch("/*", named(s3middleware.PatchObjectOperation, h.PatchObjectHandler))
-
 	// GET method handlers
 	objRouter.Group(func(r chi.Router) {
 		r.Method(http.MethodGet, "/*", NewHandlerFilter().