[#126] Refine CODEOWNERS settings

Signed-off-by: Vitaliy Potyarkin <v.potyarkin@yadro.com>

.forgejo/logo.svg

@@ -0,0 +1,70 @@
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.github/CODEOWNERS

@@ -1 +0,0 @@
-*   @TrueCloudLab/storage-core @TrueCloudLab/storage-services @TrueCloudLab/committers

.golangci.yml

@@ -50,7 +50,7 @@ linters:
     - bidichk
     - durationcheck
     - exhaustive
-    - exportloopref
+    - copyloopvar
     - gofmt
     - goimports
     - misspell

.pre-commit-config.yaml

@@ -37,6 +37,6 @@ repos:
          language: system
 
   - repo: https://github.com/golangci/golangci-lint
-    rev: v1.56.2
+    rev: v1.60.3
     hooks:
     - id: golangci-lint

CHANGELOG.md

@@ -47,4 +47,4 @@ Initial public release.
 This project is a fork of [NeoFS](https://github.com/nspcc-dev/neofs-api-go) from version v2.14.0.
 To see CHANGELOG for older versions, refer to https://github.com/nspcc-dev/neofs-api-go/blob/master/CHANGELOG.md.
 
-[Unreleased]: https://github.com/TrueCloudLab/compare/v2.15.0...master
+[Unreleased]: https://git.frostfs.info/TrueCloudLab/frostfs-api-go/compare/v2.16.0...master

CODEOWNERS

@@ -0,0 +1,2 @@
+.*          @TrueCloudLab/storage-core-committers @TrueCloudLab/storage-core-developers @TrueCloudLab/storage-services-committers @TrueCloudLab/storage-services-developers
+.forgejo/.* @potyarkin

CONTRIBUTING.md

@@ -3,8 +3,8 @@
 First, thank you for contributing! We love and encourage pull requests from
 everyone. Please follow the guidelines:
 
-- Check the open [issues](https://github.com/TrueCloudLab/frostfs-api-go/issues) and
+- Check the open [issues](https://git.frostfs.info/TrueCloudLab/frostfs-api-go/issues) and
-  [pull requests](https://github.com/TrueCloudLab/frostfs-api-go/pulls) for existing
+  [pull requests](https://git.frostfs.info/TrueCloudLab/frostfs-api-go/pulls) for existing
   discussions.
 
 - Open an issue first, to discuss a new feature or enhancement.
@@ -25,19 +25,20 @@ Start by forking the `frostfs-api-go` repository, make changes in a branch and t
 send a pull request. We encourage pull requests to discuss code changes. Here
 are the steps in details:
 
-### Set up your GitHub Repository
+### Set up your repository
-Fork [FrostFS node upstream](https://github.com/TrueCloudLab/frostfs-api-go/fork) source
+
+Fork [FrostFS node upstream](https://git.frostfs.info/TrueCloudLab/frostfs-api-go/fork) source
 repository to your own personal repository. Copy the URL of your fork (you will
 need it for the `git clone` command below).
 
 ```sh
-$ git clone https://github.com/TrueCloudLab/frostfs-api-go
+$ git clone https://git.frostfs.info/TrueCloudLab/frostfs-api-go
 ```
 
 ### Set up git remote as ``upstream``
 ```sh
 $ cd frostfs-api-go
-$ git remote add upstream https://github.com/TrueCloudLab/frostfs-api-go
+$ git remote add upstream https://git.frostfs.info/TrueCloudLab/frostfs-api-go
 $ git fetch upstream
 $ git merge upstream/master
 ...
@@ -86,7 +87,7 @@ $ git push origin feature/123-something_awesome
 ```
 
 ### Create a Pull Request
-Pull requests can be created via GitHub. Refer to [this
+Pull requests can be created via git.frostfs.info. Refer to [this
 document](https://help.github.com/articles/creating-a-pull-request/) for
 detailed steps on how to create a pull request. After a Pull Request gets peer
 reviewed and approved, it will be merged.

README.md

@@ -1,27 +1,25 @@
 <p align="center">
-<img src="./.github/logo.svg" width="500px" alt="FrostFS">
+<img src="./.forgejo/logo.svg" width="500px" alt="FrostFS">
 </p>
 <p align="center">
   Low-level Golang API for <a href="https://frostfs.info">FrostFS</a>
 </p>
 
 ---
-![Tests](https://github.com/TrueCloudLab/frostfs-api-go/workflows/frostfs-api-go%20tests/badge.svg)
+![Tests](https://git.frostfs.info/TrueCloudLab/frostfs-api-go/badges/workflows/tests.yml/badge.svg)
-[![codecov](https://codecov.io/gh/TrueCloudLab/frostfs-api-go/branch/master/graph/badge.svg)](https://codecov.io/gh/TrueCloudLab/frostfs-api-go)
+[![Report](https://goreportcard.com/badge/git.frostfs.info/TrueCloudLab/frostfs-api-go)](https://goreportcard.com/report/git.frostfs.info/TrueCloudLab/frostfs-api-go)
-[![Report](https://goreportcard.com/badge/github.com/TrueCloudLab/frostfs-api-go)](https://goreportcard.com/report/github.com/TrueCloudLab/frostfs-api-go)
+[![Release](https://git.frostfs.info/TrueCloudLab/frostfs-api-go/badges/release.svg)](https://git.frostfs.info/TrueCloudLab/frostfs-api-go)
-[![GitHub release](https://img.shields.io/github/release/TrueCloudLab/frostfs-api-go.svg)](https://github.com/TrueCloudLab/frostfs-api-go)
-![GitHub license](https://img.shields.io/github/license/TrueCloudLab/frostfs-api-go.svg?style=popout)
 
 # Overview
 
-Go implementation of recent [FrostFS API](https://github.com/TrueCloudLab/frostfs-api)
+Go implementation of recent [FrostFS API](https://git.frostfs.info/TrueCloudLab/frostfs-api)
-versions. For a more high-level SDK see [FrostFS SDK](https://github.com/TrueCloudLab/frostfs-sdk-go).
+versions. For a more high-level SDK see [FrostFS SDK](https://git.frostfs.info/TrueCloudLab/frostfs-sdk-go).
 
 ## Frostfs-Api compatibility
 
 |frostfs-api-go version|supported frostfs-api versions|
 |:------------------:|:--------------------------:|
-|v2.14.x|[v2.14.0](https://github.com/TrueCloudLab/frostfs-api/releases/tag/v2.14.0)|
+|v2.14.x|[v2.14.0](https://git.frostfs.info/TrueCloudLab/frostfs-api/releases/tag/v2.14.0)|
 
 ## Contributing
 

accounting/grpc/service_frostfs.pb.go

@@ -98,10 +98,16 @@ func (x *BalanceRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"ownerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerId\":"
+		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -295,19 +301,35 @@ func (x *BalanceRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -452,10 +474,16 @@ func (x *BalanceResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"balance\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"balance\":"
+		out.RawString(prefix)
 		x.Balance.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -649,19 +677,35 @@ func (x *BalanceResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}

accounting/grpc/service_grpc.pb.go

@@ -26,7 +26,7 @@ const (
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type AccountingServiceClient interface {
-	// Returns the amount of funds in GAS token for the requested NeoFS account.
+	// Returns the amount of funds in GAS token for the requested FrostFS account.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):
@@ -56,7 +56,7 @@ func (c *accountingServiceClient) Balance(ctx context.Context, in *BalanceReques
 // All implementations should embed UnimplementedAccountingServiceServer
 // for forward compatibility
 type AccountingServiceServer interface {
-	// Returns the amount of funds in GAS token for the requested NeoFS account.
+	// Returns the amount of funds in GAS token for the requested FrostFS account.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):

accounting/grpc/types_frostfs.pb.go

@@ -11,6 +11,7 @@ import (
 	easyproto "github.com/VictoriaMetrics/easyproto"
 	jlexer "github.com/mailru/easyjson/jlexer"
 	jwriter "github.com/mailru/easyjson/jwriter"
+	strconv "strconv"
 )
 
 type Decimal struct {
@@ -113,14 +114,27 @@ func (x *Decimal) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"value\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int64(x.Value)
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
+		out.RawString(prefix)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendInt(out.Buffer.Buf, x.Value, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"precision\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"precision\":"
 		out.RawString(prefix)
 		out.Uint32(x.Precision)
 	}
@@ -155,13 +169,29 @@ func (x *Decimal) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "value":
 			{
 				var f int64
-				f = in.Int64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseInt(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := int64(v)
+				f = pv
 				x.Value = f
 			}
 		case "precision":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Precision = f
 			}
 		}

acl/bench_test.go

@@ -32,7 +32,7 @@ func BenchmarkTable_ToGRPCMessage(b *testing.B) {
 
 	b.Run("to grpc message", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			raw := tb.ToGRPCMessage()
 			if len(tb.GetRecords()) != len(raw.(*aclGrpc.EACLTable).Records) {
 				b.FailNow()
@@ -41,7 +41,7 @@ func BenchmarkTable_ToGRPCMessage(b *testing.B) {
 	})
 	b.Run("from grpc message", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			tb := new(acl.Table)
 			if tb.FromGRPCMessage(raw) != nil {
 				b.FailNow()

acl/grpc/types_frostfs.pb.go

@@ -352,24 +352,55 @@ func (x *EACLRecord_Filter) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"headerType\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.HeaderType))
+		} else {
-	}
+			first = false
-	{
+		}
-		const prefix string = ",\"matchType\":"
+		const prefix string = "\"headerType\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.MatchType))
+		v := int32(x.HeaderType)
+		if vv, ok := HeaderType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"key\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"matchType\":"
+		out.RawString(prefix)
+		v := int32(x.MatchType)
+		if vv, ok := MatchType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
+	}
+	{
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
 		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
@@ -566,21 +597,41 @@ func (x *EACLRecord_Target) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"role\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Role))
+		} else {
+			first = false
+		}
+		const prefix string = "\"role\":"
+		out.RawString(prefix)
+		v := int32(x.Role)
+		if vv, ok := Role_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"keys\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"keys\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Keys {
 			if i != 0 {
 				out.RawByte(',')
 			}
-			out.Base64Bytes(x.Keys[i])
+			if x.Keys[i] != nil {
+				out.Base64Bytes(x.Keys[i])
+			} else {
+				out.String("")
+			}
 		}
 		out.RawByte(']')
 	}
@@ -640,7 +691,13 @@ func (x *EACLRecord_Target) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list [][]byte
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Bytes()
+					{
+						tmp := in.Bytes()
+						if len(tmp) == 0 {
+							tmp = nil
+						}
+						f = tmp
+					}
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -808,19 +865,45 @@ func (x *EACLRecord) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"operation\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Operation))
+		} else {
-	}
+			first = false
-	{
+		}
-		const prefix string = ",\"action\":"
+		const prefix string = "\"operation\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.Action))
+		v := int32(x.Operation)
+		if vv, ok := Operation_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"filters\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"action\":"
+		out.RawString(prefix)
+		v := int32(x.Action)
+		if vv, ok := Action_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
+	}
+	{
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"filters\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Filters {
@@ -832,7 +915,12 @@ func (x *EACLRecord) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"targets\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"targets\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Targets {
@@ -1084,19 +1172,35 @@ func (x *EACLTable) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"containerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerID\":"
 		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"records\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"records\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Records {
@@ -1292,21 +1396,43 @@ func (x *BearerToken_Body_TokenLifetime) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"exp\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Uint64(x.Exp)
+		} else {
+			first = false
+		}
+		const prefix string = "\"exp\":"
+		out.RawString(prefix)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Exp, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"nbf\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"nbf\":"
 		out.RawString(prefix)
-		out.Uint64(x.Nbf)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Nbf, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"iat\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"iat\":"
 		out.RawString(prefix)
-		out.Uint64(x.Iat)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Iat, 10)
+		out.RawByte('"')
 	}
 	out.RawByte('}')
 }
@@ -1339,19 +1465,43 @@ func (x *BearerToken_Body_TokenLifetime) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "exp":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Exp = f
 			}
 		case "nbf":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Nbf = f
 			}
 		case "iat":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Iat = f
 			}
 		}
@@ -1472,14 +1622,25 @@ func (x *BearerToken_Body_APEOverride) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"target\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"target\":"
+		out.RawString(prefix)
 		x.Target.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"chains\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"chains\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Chains {
@@ -1720,29 +1881,55 @@ func (x *BearerToken_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"eaclTable\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"eaclTable\":"
+		out.RawString(prefix)
 		x.EaclTable.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"ownerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerID\":"
 		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"lifetime\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"lifetime\":"
 		out.RawString(prefix)
 		x.Lifetime.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"allowImpersonate\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"allowImpersonate\":"
 		out.RawString(prefix)
 		out.Bool(x.AllowImpersonate)
 	}
 	{
-		const prefix string = ",\"apeOverride\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"apeOverride\":"
 		out.RawString(prefix)
 		x.ApeOverride.MarshalEasyJSON(out)
 	}
@@ -1923,14 +2110,25 @@ func (x *BearerToken) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}

acl/types.go

@@ -330,10 +330,18 @@ func (bt *BearerTokenBody) SetEACL(v *Table) {
 }
 
 func (t *APEOverride) GetTarget() *ape.ChainTarget {
+	if t == nil {
+		return nil
+	}
+
 	return t.target
 }
 
 func (t *APEOverride) GetChains() []*ape.Chain {
+	if t == nil {
+		return nil
+	}
+
 	return t.chains
 }
 

ape/grpc/types_frostfs.pb.go

@@ -155,14 +155,30 @@ func (x *ChainTarget) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"type\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Type))
+		} else {
+			first = false
+		}
+		const prefix string = "\"type\":"
+		out.RawString(prefix)
+		v := int32(x.Type)
+		if vv, ok := TargetType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"name\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"name\":"
 		out.RawString(prefix)
 		out.String(x.Name)
 	}
@@ -333,13 +349,23 @@ func (x *Chain) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	switch xx := x.Kind.(type) {
 	case *Chain_Raw:
 		{
-			const prefix string = ",\"raw\":"
+			if !first {
-			out.RawString(prefix[1:])
+				out.RawByte(',')
-			out.Base64Bytes(xx.Raw)
+			} else {
+				first = false
+			}
+			const prefix string = "\"raw\":"
+			out.RawString(prefix)
+			if xx.Raw != nil {
+				out.Base64Bytes(xx.Raw)
+			} else {
+				out.String("")
+			}
 		}
 	}
 	out.RawByte('}')
@@ -375,7 +401,13 @@ func (x *Chain) UnmarshalEasyJSON(in *jlexer.Lexer) {
 			x.Kind = xx
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				xx.Raw = f
 			}
 		}

ape/types.go

@@ -53,6 +53,10 @@ func (c *Chain) SetKind(kind chainKind) {
 }
 
 func (c *Chain) GetKind() chainKind {
+	if c == nil {
+		return nil
+	}
+
 	return c.kind
 }
 
@@ -67,5 +71,9 @@ func (c *ChainRaw) SetRaw(raw []byte) {
 }
 
 func (c *ChainRaw) GetRaw() []byte {
+	if c == nil {
+		return nil
+	}
+
 	return c.Raw
 }

apemanager/grpc/service_frostfs.pb.go

@@ -121,14 +121,25 @@ func (x *AddChainRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"target\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"target\":"
+		out.RawString(prefix)
 		x.Target.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"chain\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"chain\":"
 		out.RawString(prefix)
 		x.Chain.MarshalEasyJSON(out)
 	}
@@ -330,19 +341,35 @@ func (x *AddChainRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -484,11 +511,21 @@ func (x *AddChainResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"chainId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.ChainId)
+		} else {
+			first = false
+		}
+		const prefix string = "\"chainId\":"
+		out.RawString(prefix)
+		if x.ChainId != nil {
+			out.Base64Bytes(x.ChainId)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -521,7 +558,13 @@ func (x *AddChainResponse_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "chainId":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.ChainId = f
 			}
 		}
@@ -680,19 +723,35 @@ func (x *AddChainResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -857,16 +916,31 @@ func (x *RemoveChainRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"target\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"target\":"
+		out.RawString(prefix)
 		x.Target.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"chainId\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"chainId\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.ChainId)
+		if x.ChainId != nil {
+			out.Base64Bytes(x.ChainId)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -906,7 +980,13 @@ func (x *RemoveChainRequest_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "chainId":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.ChainId = f
 			}
 		}
@@ -1065,19 +1145,35 @@ func (x *RemoveChainRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1381,19 +1477,35 @@ func (x *RemoveChainResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1538,10 +1650,16 @@ func (x *ListChainsRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"target\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"target\":"
+		out.RawString(prefix)
 		x.Target.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -1735,19 +1853,35 @@ func (x *ListChainsRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1895,10 +2029,16 @@ func (x *ListChainsResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"chains\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"chains\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Chains {
 			if i != 0 {
@@ -2106,19 +2246,35 @@ func (x *ListChainsResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}

apemanager/types.go

@@ -16,6 +16,10 @@ func (r *AddChainRequest) SetBody(body *AddChainRequestBody) {
 }
 
 func (r *AddChainRequest) GetBody() *AddChainRequestBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -30,6 +34,10 @@ func (rb *AddChainRequestBody) SetTarget(target *ape.ChainTarget) {
 }
 
 func (rb *AddChainRequestBody) GetTarget() *ape.ChainTarget {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.target
 }
 
@@ -38,6 +46,10 @@ func (rb *AddChainRequestBody) SetChain(chain *ape.Chain) {
 }
 
 func (rb *AddChainRequestBody) GetChain() *ape.Chain {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.chain
 }
 
@@ -52,6 +64,10 @@ func (r *AddChainResponse) SetBody(body *AddChainResponseBody) {
 }
 
 func (r *AddChainResponse) GetBody() *AddChainResponseBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -64,6 +80,10 @@ func (rb *AddChainResponseBody) SetChainID(chainID []byte) {
 }
 
 func (rb *AddChainResponseBody) GetChainID() []byte {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.chainID
 }
 
@@ -78,6 +98,10 @@ func (r *RemoveChainRequest) SetBody(body *RemoveChainRequestBody) {
 }
 
 func (r *RemoveChainRequest) GetBody() *RemoveChainRequestBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -92,6 +116,10 @@ func (rb *RemoveChainRequestBody) SetTarget(target *ape.ChainTarget) {
 }
 
 func (rb *RemoveChainRequestBody) GetTarget() *ape.ChainTarget {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.target
 }
 
@@ -100,6 +128,10 @@ func (rb *RemoveChainRequestBody) SetChainID(chainID []byte) {
 }
 
 func (rb *RemoveChainRequestBody) GetChainID() []byte {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.chainID
 }
 
@@ -116,6 +148,10 @@ func (r *RemoveChainResponse) SetBody(body *RemoveChainResponseBody) {
 }
 
 func (r *RemoveChainResponse) GetBody() *RemoveChainResponseBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -130,6 +166,10 @@ func (r *ListChainsRequest) SetBody(body *ListChainsRequestBody) {
 }
 
 func (r *ListChainsRequest) GetBody() *ListChainsRequestBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -142,6 +182,10 @@ func (rb *ListChainsRequestBody) SetTarget(target *ape.ChainTarget) {
 }
 
 func (rb *ListChainsRequestBody) GetTarget() *ape.ChainTarget {
+	if rb == nil {
+		return nil
+	}
+
 	return rb.target
 }
 
@@ -156,6 +200,10 @@ func (r *ListChainsResponse) SetBody(body *ListChainsResponseBody) {
 }
 
 func (r *ListChainsResponse) GetBody() *ListChainsResponseBody {
+	if r == nil {
+		return nil
+	}
+
 	return r.body
 }
 
@@ -170,5 +218,9 @@ func (r *ListChainsResponseBody) SetChains(chains []*ape.Chain) {
 }
 
 func (r *ListChainsResponseBody) GetChains() []*ape.Chain {
+	if r == nil {
+		return nil
+	}
+
 	return r.chains
 }

container/grpc/service_frostfs.pb.go

@@ -121,14 +121,25 @@ func (x *PutRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"container\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"container\":"
+		out.RawString(prefix)
 		x.Container.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}
@@ -330,19 +341,35 @@ func (x *PutRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -487,10 +514,16 @@ func (x *PutResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"containerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerId\":"
+		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -684,19 +717,35 @@ func (x *PutResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -864,14 +913,25 @@ func (x *DeleteRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"containerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerId\":"
+		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}
@@ -1073,19 +1133,35 @@ func (x *DeleteRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1389,19 +1465,35 @@ func (x *DeleteResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1546,10 +1638,16 @@ func (x *GetRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"containerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerId\":"
+		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -1743,19 +1841,35 @@ func (x *GetRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1946,19 +2060,35 @@ func (x *GetResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"container\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"container\":"
+		out.RawString(prefix)
 		x.Container.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"sessionToken\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sessionToken\":"
 		out.RawString(prefix)
 		x.SessionToken.MarshalEasyJSON(out)
 	}
@@ -2167,19 +2297,35 @@ func (x *GetResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -2324,10 +2470,16 @@ func (x *ListRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"ownerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerId\":"
+		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -2521,19 +2673,35 @@ func (x *ListRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -2681,10 +2849,16 @@ func (x *ListResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"containerIds\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerIds\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.ContainerIds {
 			if i != 0 {
@@ -2892,19 +3066,35 @@ func (x *ListResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}

container/grpc/types_frostfs.pb.go

@@ -13,6 +13,7 @@ import (
 	easyproto "github.com/VictoriaMetrics/easyproto"
 	jlexer "github.com/mailru/easyjson/jlexer"
 	jwriter "github.com/mailru/easyjson/jwriter"
+	strconv "strconv"
 )
 
 type Container_Attribute struct {
@@ -115,14 +116,25 @@ func (x *Container_Attribute) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
@@ -370,29 +382,59 @@ func (x *Container) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"ownerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerID\":"
 		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"nonce\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"nonce\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Nonce)
+		if x.Nonce != nil {
+			out.Base64Bytes(x.Nonce)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"basicACL\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"basicACL\":"
 		out.RawString(prefix)
 		out.Uint32(x.BasicAcl)
 	}
 	{
-		const prefix string = ",\"attributes\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"attributes\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Attributes {
@@ -404,7 +446,12 @@ func (x *Container) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"placementPolicy\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"placementPolicy\":"
 		out.RawString(prefix)
 		x.PlacementPolicy.MarshalEasyJSON(out)
 	}
@@ -453,13 +500,27 @@ func (x *Container) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "nonce":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Nonce = f
 			}
 		case "basicACL":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.BasicAcl = f
 			}
 		case "attributes":

docs/release-instruction.md

@@ -35,11 +35,11 @@ Tag a release (must be signed) and push it:
 $ git tag -s vX.Y.Z[-rc.N] && git push origin vX.Y.Z[-rc.N]
 ```
 
-## Make a Github release
+## Make a proper release
 
-Using Github's web interface create a new release based on just created tag
+Using git.frostfs.info web interface create a new release based on just created tag
 with the same changes from changelog and publish it.
 
-## Close github milestone
+## Close milestone
 
-Close corresponding vX.Y.Z github milestone.
+Close corresponding vX.Y.Z milestone.

go.mod

@@ -7,9 +7,9 @@ require (
 	github.com/VictoriaMetrics/easyproto v0.1.4
 	github.com/mailru/easyjson v0.7.7
 	github.com/stretchr/testify v1.8.3
-	golang.org/x/sync v0.6.0
+	golang.org/x/sync v0.7.0
-	google.golang.org/grpc v1.63.2
+	google.golang.org/grpc v1.66.2
-	google.golang.org/protobuf v1.33.0
+	google.golang.org/protobuf v1.34.1
 )
 
 require (
@@ -19,10 +19,10 @@ require (
 	github.com/kr/pretty v0.1.0 // indirect
 	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	golang.org/x/net v0.21.0 // indirect
+	golang.org/x/net v0.26.0 // indirect
-	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/sys v0.21.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
+	golang.org/x/text v0.16.0 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240604185151-ef581f913117 // indirect
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -26,20 +26,20 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
 github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
-golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
+golang.org/x/net v0.26.0 h1:soB7SVo0PWrY4vPW/+ay0jKDNScG2X9wFeYlXIvJsOQ=
-golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
+golang.org/x/net v0.26.0/go.mod h1:5YKkiSynbBIh3p6iOc/vibscux0x38BZDkn8sCUPxHE=
-golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
-golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
+golang.org/x/sys v0.21.0 h1:rF+pYz3DAGSQAxAu1CbC7catZg4ebC4UIeIhKxBZvws=
-golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.21.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
-golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240604185151-ef581f913117 h1:1GBuWVLM/KMVUv1t1En5Gs+gFZCNd360GGb4sSxtrhU=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:H4O17MA/PE9BsGx3w+a+W2VOLLD1Qf7oJneAoU6WktY=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240604185151-ef581f913117/go.mod h1:EfXuqaE1J41VCDicxHzUDm+8rk+7ZdXzHV0IhO/I6s0=
-google.golang.org/grpc v1.63.2 h1:MUeiw1B2maTVZthpU5xvASfTh3LDbxHd6IJ6QQVU+xM=
+google.golang.org/grpc v1.66.2 h1:3QdXkuq3Bkh7w+ywLdLvM56cmGvQHUMZpiCzt6Rqaoo=
-google.golang.org/grpc v1.63.2/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
+google.golang.org/grpc v1.66.2/go.mod h1:s3/l6xSSCURdVfAnL+TqCNMyTDAGN6+lZeVxnZR128Y=
-google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
-google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

lock/grpc/types_frostfs.pb.go

@@ -100,10 +100,16 @@ func (x *Lock) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"members\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"members\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Members {
 			if i != 0 {

netmap/convert.go

@@ -525,7 +525,7 @@ func (x *NetworkConfig) ToGRPCMessage() grpc.Message {
 		if ln := len(x.ps); ln > 0 {
 			ps = make([]netmap.NetworkConfig_Parameter, 0, ln)
 
-			for i := 0; i < ln; i++ {
+			for i := range ln {
 				ps = append(ps, *x.ps[i].ToGRPCMessage().(*netmap.NetworkConfig_Parameter))
 			}
 		}
@@ -552,7 +552,7 @@ func (x *NetworkConfig) FromGRPCMessage(m grpc.Message) error {
 
 		ps = make([]NetworkParameter, ln)
 
-		for i := 0; i < ln; i++ {
+		for i := range ln {
 			if err := ps[i].FromGRPCMessage(&psV2[i]); err != nil {
 				return err
 			}

netmap/grpc/service_frostfs.pb.go

@@ -257,19 +257,35 @@ func (x *LocalNodeInfoRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -437,14 +453,25 @@ func (x *LocalNodeInfoResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"nodeInfo\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"nodeInfo\":"
 		out.RawString(prefix)
 		x.NodeInfo.MarshalEasyJSON(out)
 	}
@@ -646,19 +673,35 @@ func (x *LocalNodeInfoResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -962,19 +1005,35 @@ func (x *NetworkInfoRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1119,10 +1178,16 @@ func (x *NetworkInfoResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"networkInfo\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"networkInfo\":"
+		out.RawString(prefix)
 		x.NetworkInfo.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -1316,19 +1381,35 @@ func (x *NetworkInfoResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1632,19 +1713,35 @@ func (x *NetmapSnapshotRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -1789,10 +1886,16 @@ func (x *NetmapSnapshotResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"netmap\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"netmap\":"
+		out.RawString(prefix)
 		x.Netmap.MarshalEasyJSON(out)
 	}
 	out.RawByte('}')
@@ -1986,19 +2089,35 @@ func (x *NetmapSnapshotResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}

netmap/grpc/service_grpc.pb.go

@@ -40,14 +40,14 @@ type NetmapServiceClient interface {
 	// information about the server has been successfully read;
 	// - Common failures (SECTION_FAILURE_COMMON).
 	LocalNodeInfo(ctx context.Context, in *LocalNodeInfoRequest, opts ...grpc.CallOption) (*LocalNodeInfoResponse, error)
-	// Read recent information about the NeoFS network.
+	// Read recent information about the FrostFS network.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):
 	// information about the current network state has been successfully read;
 	// - Common failures (SECTION_FAILURE_COMMON).
 	NetworkInfo(ctx context.Context, in *NetworkInfoRequest, opts ...grpc.CallOption) (*NetworkInfoResponse, error)
-	// Returns network map snapshot of the current NeoFS epoch.
+	// Returns network map snapshot of the current FrostFS epoch.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):
@@ -107,14 +107,14 @@ type NetmapServiceServer interface {
 	// information about the server has been successfully read;
 	// - Common failures (SECTION_FAILURE_COMMON).
 	LocalNodeInfo(context.Context, *LocalNodeInfoRequest) (*LocalNodeInfoResponse, error)
-	// Read recent information about the NeoFS network.
+	// Read recent information about the FrostFS network.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):
 	// information about the current network state has been successfully read;
 	// - Common failures (SECTION_FAILURE_COMMON).
 	NetworkInfo(context.Context, *NetworkInfoRequest) (*NetworkInfoResponse, error)
-	// Returns network map snapshot of the current NeoFS epoch.
+	// Returns network map snapshot of the current FrostFS epoch.
 	//
 	// Statuses:
 	// - **OK** (0, SECTION_SUCCESS):

netmap/grpc/types_frostfs.pb.go

@@ -274,29 +274,60 @@ func (x *Filter) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"name\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"name\":"
+		out.RawString(prefix)
 		out.String(x.Name)
 	}
 	{
-		const prefix string = ",\"key\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
 		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"op\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"op\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.Op))
+		v := int32(x.Op)
+		if vv, ok := Operation_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
 	{
-		const prefix string = ",\"filters\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"filters\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Filters {
@@ -558,29 +589,60 @@ func (x *Selector) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"name\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"name\":"
+		out.RawString(prefix)
 		out.String(x.Name)
 	}
 	{
-		const prefix string = ",\"count\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"count\":"
 		out.RawString(prefix)
 		out.Uint32(x.Count)
 	}
 	{
-		const prefix string = ",\"clause\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"clause\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.Clause))
+		v := int32(x.Clause)
+		if vv, ok := Clause_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"attribute\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"attribute\":"
 		out.RawString(prefix)
 		out.String(x.Attribute)
 	}
 	{
-		const prefix string = ",\"filter\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"filter\":"
 		out.RawString(prefix)
 		out.String(x.Filter)
 	}
@@ -621,7 +683,15 @@ func (x *Selector) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "count":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Count = f
 			}
 		case "clause":
@@ -807,24 +877,45 @@ func (x *Replica) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"count\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"count\":"
+		out.RawString(prefix)
 		out.Uint32(x.Count)
 	}
 	{
-		const prefix string = ",\"selector\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"selector\":"
 		out.RawString(prefix)
 		out.String(x.Selector)
 	}
 	{
-		const prefix string = ",\"ecDataCount\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ecDataCount\":"
 		out.RawString(prefix)
 		out.Uint32(x.EcDataCount)
 	}
 	{
-		const prefix string = ",\"ecParityCount\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ecParityCount\":"
 		out.RawString(prefix)
 		out.Uint32(x.EcParityCount)
 	}
@@ -859,7 +950,15 @@ func (x *Replica) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "count":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Count = f
 			}
 		case "selector":
@@ -871,13 +970,29 @@ func (x *Replica) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "ecDataCount":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.EcDataCount = f
 			}
 		case "ecParityCount":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.EcParityCount = f
 			}
 		}
@@ -1067,10 +1182,16 @@ func (x *PlacementPolicy) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"replicas\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"replicas\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Replicas {
 			if i != 0 {
@@ -1081,12 +1202,22 @@ func (x *PlacementPolicy) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"containerBackupFactor\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerBackupFactor\":"
 		out.RawString(prefix)
 		out.Uint32(x.ContainerBackupFactor)
 	}
 	{
-		const prefix string = ",\"selectors\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"selectors\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Selectors {
@@ -1098,7 +1229,12 @@ func (x *PlacementPolicy) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"filters\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"filters\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Filters {
@@ -1110,7 +1246,12 @@ func (x *PlacementPolicy) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"unique\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"unique\":"
 		out.RawString(prefix)
 		out.Bool(x.Unique)
 	}
@@ -1159,7 +1300,15 @@ func (x *PlacementPolicy) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "containerBackupFactor":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.ContainerBackupFactor = f
 			}
 		case "selectors":
@@ -1363,19 +1512,35 @@ func (x *NodeInfo_Attribute) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
 	{
-		const prefix string = ",\"parents\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parents\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Parents {
@@ -1594,14 +1759,29 @@ func (x *NodeInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"publicKey\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.PublicKey)
+		} else {
+			first = false
+		}
+		const prefix string = "\"publicKey\":"
+		out.RawString(prefix)
+		if x.PublicKey != nil {
+			out.Base64Bytes(x.PublicKey)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"addresses\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"addresses\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Addresses {
@@ -1613,7 +1793,12 @@ func (x *NodeInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"attributes\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"attributes\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Attributes {
@@ -1625,9 +1810,19 @@ func (x *NodeInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"state\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"state\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.State))
+		v := int32(x.State)
+		if vv, ok := NodeInfo_State_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	out.RawByte('}')
 }
@@ -1660,7 +1855,13 @@ func (x *NodeInfo) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "publicKey":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.PublicKey = f
 			}
 		case "addresses":
@@ -1827,14 +2028,27 @@ func (x *Netmap) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"epoch\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Uint64(x.Epoch)
+		} else {
+			first = false
+		}
+		const prefix string = "\"epoch\":"
+		out.RawString(prefix)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Epoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"nodes\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"nodes\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Nodes {
@@ -1876,7 +2090,15 @@ func (x *Netmap) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "epoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Epoch = f
 			}
 		case "nodes":
@@ -2002,16 +2224,35 @@ func (x *NetworkConfig_Parameter) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Key)
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
+		if x.Key != nil {
+			out.Base64Bytes(x.Key)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Value)
+		if x.Value != nil {
+			out.Base64Bytes(x.Value)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -2044,13 +2285,25 @@ func (x *NetworkConfig_Parameter) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "key":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Key = f
 			}
 		case "value":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Value = f
 			}
 		}
@@ -2148,10 +2401,16 @@ func (x *NetworkConfig) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"parameters\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parameters\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Parameters {
 			if i != 0 {
@@ -2355,24 +2614,51 @@ func (x *NetworkInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"currentEpoch\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Uint64(x.CurrentEpoch)
+		} else {
-	}
+			first = false
-	{
+		}
-		const prefix string = ",\"magicNumber\":"
+		const prefix string = "\"currentEpoch\":"
 		out.RawString(prefix)
-		out.Uint64(x.MagicNumber)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.CurrentEpoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"msPerBlock\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"magicNumber\":"
 		out.RawString(prefix)
-		out.Int64(x.MsPerBlock)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.MagicNumber, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"networkConfig\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"msPerBlock\":"
+		out.RawString(prefix)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendInt(out.Buffer.Buf, x.MsPerBlock, 10)
+		out.RawByte('"')
+	}
+	{
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"networkConfig\":"
 		out.RawString(prefix)
 		x.NetworkConfig.MarshalEasyJSON(out)
 	}
@@ -2407,19 +2693,43 @@ func (x *NetworkInfo) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "currentEpoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.CurrentEpoch = f
 			}
 		case "magicNumber":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.MagicNumber = f
 			}
 		case "msPerBlock":
 			{
 				var f int64
-				f = in.Int64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseInt(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := int64(v)
+				f = pv
 				x.MsPerBlock = f
 			}
 		case "networkConfig":

netmap/types.go

@@ -335,6 +335,10 @@ func (p *PlacementPolicy) SetContainerBackupFactor(backupFactor uint32) {
 }
 
 func (p *PlacementPolicy) GetReplicas() []Replica {
+	if p == nil {
+		return nil
+	}
+
 	return p.replicas
 }
 

object/bench_test.go

@@ -26,7 +26,7 @@ func BenchmarkAttributesMarshal(b *testing.B) {
 
 	b.Run("marshal", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			res := AttributesToGRPC(attrs)
 			if len(res) != len(raw) {
 				b.FailNow()
@@ -35,7 +35,7 @@ func BenchmarkAttributesMarshal(b *testing.B) {
 	})
 	b.Run("unmarshal", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			res, err := AttributesFromGRPC(raw)
 			if err != nil || len(res) != len(raw) {
 				b.FailNow()

object/grpc/service_grpc.pb.go

@@ -170,7 +170,7 @@ type ObjectServiceClient interface {
 	//     provided session token has expired.
 	Head(ctx context.Context, in *HeadRequest, opts ...grpc.CallOption) (*HeadResponse, error)
 	// Search objects in container. Search query allows to match by Object
-	// Header's filed values. Please see the corresponding NeoFS Technical
+	// Header's filed values. Please see the corresponding FrostFS Technical
 	// Specification section for more details.
 	//
 	// Extended headers can change `Search` behaviour:
@@ -301,16 +301,20 @@ type ObjectServiceClient interface {
 	//     provided session token has expired.
 	PutSingle(ctx context.Context, in *PutSingleRequest, opts ...grpc.CallOption) (*PutSingleResponse, error)
 	// Patch the object. Request uses gRPC stream. First message must set
-	// the address of the object that is going to get patched. If the object's attributes
+	// the address of the object that is going to get patched. If the object's
-	// are patched, then these attrubutes must be set only within the first stream message.
+	// attributes are patched, then these attrubutes must be set only within the
+	// first stream message.
 	//
-	// If the patch request is performed by NOT the object's owner but if the actor has the permission
+	// If the patch request is performed by NOT the object's owner but if the
-	// to perform the patch, then `OwnerID` of the object is changed. In this case the object's owner
+	// actor has the permission to perform the patch, then `OwnerID` of the object
-	// loses the object's ownership after the patch request is successfully done.
+	// is changed. In this case the object's owner loses the object's ownership
+	// after the patch request is successfully done.
 	//
-	// As objects are content-addressable the patching causes new object ID generation for the patched object.
+	// As objects are content-addressable the patching causes new object ID
-	// This object id is set witihn `PatchResponse`. But the object id may remain unchanged in such cases:
+	// generation for the patched object. This object id is set witihn
-	// 1. The chunk of the applying patch contains the same value as the object's payload within the same range;
+	// `PatchResponse`. But the object id may remain unchanged in such cases:
+	// 1. The chunk of the applying patch contains the same value as the object's
+	// payload within the same range;
 	// 2. The patch that reverts the changes applied by preceding patch;
 	// 3. The application of the same patches for the object a few times.
 	//
@@ -694,7 +698,7 @@ type ObjectServiceServer interface {
 	//     provided session token has expired.
 	Head(context.Context, *HeadRequest) (*HeadResponse, error)
 	// Search objects in container. Search query allows to match by Object
-	// Header's filed values. Please see the corresponding NeoFS Technical
+	// Header's filed values. Please see the corresponding FrostFS Technical
 	// Specification section for more details.
 	//
 	// Extended headers can change `Search` behaviour:
@@ -825,16 +829,20 @@ type ObjectServiceServer interface {
 	//     provided session token has expired.
 	PutSingle(context.Context, *PutSingleRequest) (*PutSingleResponse, error)
 	// Patch the object. Request uses gRPC stream. First message must set
-	// the address of the object that is going to get patched. If the object's attributes
+	// the address of the object that is going to get patched. If the object's
-	// are patched, then these attrubutes must be set only within the first stream message.
+	// attributes are patched, then these attrubutes must be set only within the
+	// first stream message.
 	//
-	// If the patch request is performed by NOT the object's owner but if the actor has the permission
+	// If the patch request is performed by NOT the object's owner but if the
-	// to perform the patch, then `OwnerID` of the object is changed. In this case the object's owner
+	// actor has the permission to perform the patch, then `OwnerID` of the object
-	// loses the object's ownership after the patch request is successfully done.
+	// is changed. In this case the object's owner loses the object's ownership
+	// after the patch request is successfully done.
 	//
-	// As objects are content-addressable the patching causes new object ID generation for the patched object.
+	// As objects are content-addressable the patching causes new object ID
-	// This object id is set witihn `PatchResponse`. But the object id may remain unchanged in such cases:
+	// generation for the patched object. This object id is set witihn
-	// 1. The chunk of the applying patch contains the same value as the object's payload within the same range;
+	// `PatchResponse`. But the object id may remain unchanged in such cases:
+	// 1. The chunk of the applying patch contains the same value as the object's
+	// payload within the same range;
 	// 2. The patch that reverts the changes applied by preceding patch;
 	// 3. The application of the same patches for the object a few times.
 	//

object/grpc/types_frostfs.pb.go

@@ -304,39 +304,84 @@ func (x *ShortHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"creationEpoch\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"creationEpoch\":"
 		out.RawString(prefix)
-		out.Uint64(x.CreationEpoch)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.CreationEpoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"ownerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerID\":"
 		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"objectType\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"objectType\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.ObjectType))
+		v := int32(x.ObjectType)
+		if vv, ok := ObjectType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"payloadLength\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"payloadLength\":"
 		out.RawString(prefix)
-		out.Uint64(x.PayloadLength)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.PayloadLength, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"payloadHash\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"payloadHash\":"
 		out.RawString(prefix)
 		x.PayloadHash.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"homomorphicHash\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"homomorphicHash\":"
 		out.RawString(prefix)
 		x.HomomorphicHash.MarshalEasyJSON(out)
 	}
@@ -378,7 +423,15 @@ func (x *ShortHeader) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "creationEpoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.CreationEpoch = f
 			}
 		case "ownerID":
@@ -413,7 +466,15 @@ func (x *ShortHeader) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "payloadLength":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.PayloadLength = f
 			}
 		case "payloadHash":
@@ -539,14 +600,25 @@ func (x *Header_Attribute) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
@@ -797,29 +869,55 @@ func (x *Header_Split) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"parent\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parent\":"
+		out.RawString(prefix)
 		x.Parent.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"previous\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"previous\":"
 		out.RawString(prefix)
 		x.Previous.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"parentSignature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parentSignature\":"
 		out.RawString(prefix)
 		x.ParentSignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"parentHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parentHeader\":"
 		out.RawString(prefix)
 		x.ParentHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"children\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"children\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Children {
@@ -831,9 +929,18 @@ func (x *Header_Split) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"splitID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"splitID\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.SplitId)
+		if x.SplitId != nil {
+			out.Base64Bytes(x.SplitId)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -908,7 +1015,13 @@ func (x *Header_Split) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "splitID":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.SplitId = f
 			}
 		}
@@ -1152,44 +1265,93 @@ func (x *Header_EC) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"parent\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parent\":"
+		out.RawString(prefix)
 		x.Parent.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"index\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"index\":"
 		out.RawString(prefix)
 		out.Uint32(x.Index)
 	}
 	{
-		const prefix string = ",\"total\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"total\":"
 		out.RawString(prefix)
 		out.Uint32(x.Total)
 	}
 	{
-		const prefix string = ",\"headerLength\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"headerLength\":"
 		out.RawString(prefix)
 		out.Uint32(x.HeaderLength)
 	}
 	{
-		const prefix string = ",\"header\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"header\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Header)
+		if x.Header != nil {
+			out.Base64Bytes(x.Header)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"parentSplitID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parentSplitID\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.ParentSplitId)
+		if x.ParentSplitId != nil {
+			out.Base64Bytes(x.ParentSplitId)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"parentSplitParentID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parentSplitParentID\":"
 		out.RawString(prefix)
 		x.ParentSplitParentId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"parentAttributes\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"parentAttributes\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.ParentAttributes {
@@ -1238,31 +1400,67 @@ func (x *Header_EC) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "index":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Index = f
 			}
 		case "total":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Total = f
 			}
 		case "headerLength":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.HeaderLength = f
 			}
 		case "header":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Header = f
 			}
 		case "parentSplitID":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.ParentSplitId = f
 			}
 		case "parentSplitParentID":
@@ -1625,54 +1823,114 @@ func (x *Header) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"containerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerID\":"
 		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"ownerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerID\":"
 		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"creationEpoch\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"creationEpoch\":"
 		out.RawString(prefix)
-		out.Uint64(x.CreationEpoch)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.CreationEpoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"payloadLength\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"payloadLength\":"
 		out.RawString(prefix)
-		out.Uint64(x.PayloadLength)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.PayloadLength, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"payloadHash\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"payloadHash\":"
 		out.RawString(prefix)
 		x.PayloadHash.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"objectType\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"objectType\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.ObjectType))
+		v := int32(x.ObjectType)
+		if vv, ok := ObjectType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"homomorphicHash\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"homomorphicHash\":"
 		out.RawString(prefix)
 		x.HomomorphicHash.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"sessionToken\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sessionToken\":"
 		out.RawString(prefix)
 		x.SessionToken.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"attributes\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"attributes\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Attributes {
@@ -1684,12 +1942,22 @@ func (x *Header) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"split\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"split\":"
 		out.RawString(prefix)
 		x.Split.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"ec\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ec\":"
 		out.RawString(prefix)
 		x.Ec.MarshalEasyJSON(out)
 	}
@@ -1745,13 +2013,29 @@ func (x *Header) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "creationEpoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.CreationEpoch = f
 			}
 		case "payloadLength":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.PayloadLength = f
 			}
 		case "payloadHash":
@@ -1983,26 +2267,51 @@ func (x *Object) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"objectID\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"objectID\":"
+		out.RawString(prefix)
 		x.ObjectId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"header\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"header\":"
 		out.RawString(prefix)
 		x.Header.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"payload\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"payload\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Payload)
+		if x.Payload != nil {
+			out.Base64Bytes(x.Payload)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -2056,7 +2365,13 @@ func (x *Object) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "payload":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Payload = f
 			}
 		}
@@ -2194,19 +2509,39 @@ func (x *SplitInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"splitId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.SplitId)
+		} else {
+			first = false
+		}
+		const prefix string = "\"splitId\":"
+		out.RawString(prefix)
+		if x.SplitId != nil {
+			out.Base64Bytes(x.SplitId)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"lastPart\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"lastPart\":"
 		out.RawString(prefix)
 		x.LastPart.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"link\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"link\":"
 		out.RawString(prefix)
 		x.Link.MarshalEasyJSON(out)
 	}
@@ -2241,7 +2576,13 @@ func (x *SplitInfo) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "splitId":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.SplitId = f
 			}
 		case "lastPart":
@@ -2390,19 +2731,35 @@ func (x *ECInfo_Chunk) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"id\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"id\":"
+		out.RawString(prefix)
 		x.Id.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"index\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"index\":"
 		out.RawString(prefix)
 		out.Uint32(x.Index)
 	}
 	{
-		const prefix string = ",\"total\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"total\":"
 		out.RawString(prefix)
 		out.Uint32(x.Total)
 	}
@@ -2444,13 +2801,29 @@ func (x *ECInfo_Chunk) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "index":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Index = f
 			}
 		case "total":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Total = f
 			}
 		}
@@ -2548,10 +2921,16 @@ func (x *ECInfo) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"chunks\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"chunks\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Chunks {
 			if i != 0 {

refs/bench_test.go

@@ -24,7 +24,7 @@ func benchmarkObjectIDSlice(b *testing.B, size int) {
 
 	b.Run("to grpc message", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			raw := ObjectIDListToGRPCMessage(ids)
 			if len(raw) != len(ids) {
 				b.FailNow()
@@ -33,7 +33,7 @@ func benchmarkObjectIDSlice(b *testing.B, size int) {
 	})
 	b.Run("from grpc message", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			ids, err := ObjectIDListFromGRPCMessage(raw)
 			if err != nil || len(raw) != len(ids) {
 				b.FailNow()
@@ -42,7 +42,7 @@ func benchmarkObjectIDSlice(b *testing.B, size int) {
 	})
 	b.Run("marshal", func(b *testing.B) {
 		b.ReportAllocs()
-		for i := 0; i < b.N; i++ {
+		for range b.N {
 			buf := make([]byte, ObjectIDNestedListSize(1, ids))
 			n := ObjectIDNestedListMarshal(1, buf, ids)
 			if n != len(buf) {

refs/grpc/types_frostfs.pb.go

@@ -190,14 +190,25 @@ func (x *Address) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"containerID\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerID\":"
+		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"objectID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"objectID\":"
 		out.RawString(prefix)
 		x.ObjectId.MarshalEasyJSON(out)
 	}
@@ -332,11 +343,21 @@ func (x *ObjectID) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"value\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Value)
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
+		out.RawString(prefix)
+		if x.Value != nil {
+			out.Base64Bytes(x.Value)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -369,7 +390,13 @@ func (x *ObjectID) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "value":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Value = f
 			}
 		}
@@ -461,11 +488,21 @@ func (x *ContainerID) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"value\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Value)
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
+		out.RawString(prefix)
+		if x.Value != nil {
+			out.Base64Bytes(x.Value)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -498,7 +535,13 @@ func (x *ContainerID) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "value":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Value = f
 			}
 		}
@@ -590,11 +633,21 @@ func (x *OwnerID) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"value\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Value)
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
+		out.RawString(prefix)
+		if x.Value != nil {
+			out.Base64Bytes(x.Value)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -627,7 +680,13 @@ func (x *OwnerID) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "value":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Value = f
 			}
 		}
@@ -739,14 +798,25 @@ func (x *Version) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"major\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"major\":"
+		out.RawString(prefix)
 		out.Uint32(x.Major)
 	}
 	{
-		const prefix string = ",\"minor\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"minor\":"
 		out.RawString(prefix)
 		out.Uint32(x.Minor)
 	}
@@ -781,13 +851,29 @@ func (x *Version) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "major":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Major = f
 			}
 		case "minor":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Minor = f
 			}
 		}
@@ -919,21 +1005,50 @@ func (x *Signature) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Key)
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
+		if x.Key != nil {
+			out.Base64Bytes(x.Key)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Sign)
+		if x.Sign != nil {
+			out.Base64Bytes(x.Sign)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"scheme\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"scheme\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.Scheme))
+		v := int32(x.Scheme)
+		if vv, ok := SignatureScheme_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	out.RawByte('}')
 }
@@ -966,13 +1081,25 @@ func (x *Signature) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "key":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Key = f
 			}
 		case "signature":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Sign = f
 			}
 		case "scheme":
@@ -1106,16 +1233,35 @@ func (x *SignatureRFC6979) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Key)
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
+		if x.Key != nil {
+			out.Base64Bytes(x.Key)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Sign)
+		if x.Sign != nil {
+			out.Base64Bytes(x.Sign)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -1148,13 +1294,25 @@ func (x *SignatureRFC6979) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "key":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Key = f
 			}
 		case "signature":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Sign = f
 			}
 		}
@@ -1266,16 +1424,36 @@ func (x *Checksum) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"type\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Type))
+		} else {
+			first = false
+		}
+		const prefix string = "\"type\":"
+		out.RawString(prefix)
+		v := int32(x.Type)
+		if vv, ok := ChecksumType_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"sum\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sum\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Sum)
+		if x.Sum != nil {
+			out.Base64Bytes(x.Sum)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -1330,7 +1508,13 @@ func (x *Checksum) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "sum":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Sum = f
 			}
 		}

rpc/client/call_options.go

@@ -2,13 +2,16 @@ package client
 
 import (
 	"context"
+
+	"google.golang.org/grpc"
 )
 
 // CallOption is a messaging session option within Protobuf RPC.
 type CallOption func(*callParameters)
 
 type callParameters struct {
-	ctx context.Context // nolint:containedctx
+	ctx    context.Context // nolint:containedctx
+	dialer func(context.Context, grpc.ClientConnInterface) error
 }
 
 func defaultCallParameters() *callParameters {
@@ -27,3 +30,11 @@ func WithContext(ctx context.Context) CallOption {
 		prm.ctx = ctx
 	}
 }
+
+// WithDialer returns option to specify grpc dialer. If passed, it will be
+// called after the connection is successfully created.
+func WithDialer(dialer func(context.Context, grpc.ClientConnInterface) error) CallOption {
+	return func(prm *callParameters) {
+		prm.dialer = dialer
+	}
+}

rpc/client/connect.go

@@ -12,7 +12,7 @@ import (
 
 var errInvalidEndpoint = errors.New("invalid endpoint options")
 
-func (c *Client) openGRPCConn(ctx context.Context) error {
+func (c *Client) openGRPCConn(ctx context.Context, dialer func(ctx context.Context, cc grpcstd.ClientConnInterface) error) error {
 	if c.conn != nil {
 		return nil
 	}
@@ -21,15 +21,21 @@ func (c *Client) openGRPCConn(ctx context.Context) error {
 		return errInvalidEndpoint
 	}
 
-	dialCtx, cancel := context.WithTimeout(ctx, c.dialTimeout)
 	var err error
 
-	c.conn, err = grpcstd.DialContext(dialCtx, c.addr, c.grpcDialOpts...)
+	c.conn, err = grpcstd.NewClient(c.addr, c.grpcDialOpts...)
-
-	cancel()
-
 	if err != nil {
-		return fmt.Errorf("gRPC dial: %w", err)
+		return fmt.Errorf("gRPC new client: %w", err)
+	}
+
+	if dialer != nil {
+		ctx, cancel := context.WithTimeout(ctx, c.dialTimeout)
+		defer cancel()
+
+		if err := dialer(ctx, c.conn); err != nil {
+			_ = c.conn.Close()
+			return fmt.Errorf("gRPC dial: %w", err)
+		}
 	}
 
 	return nil

rpc/client/init.go

@@ -46,7 +46,7 @@ func (c *Client) Init(info common.CallMethodInfo, opts ...CallOption) (MessageRe
 		opt(prm)
 	}
 
-	if err := c.openGRPCConn(prm.ctx); err != nil {
+	if err := c.openGRPCConn(prm.ctx, prm.dialer); err != nil {
 		return nil, err
 	}
 

rpc/client/options.go

@@ -37,7 +37,6 @@ func (c *cfg) initDefault() {
 	c.dialTimeout = defaultDialTimeout
 	c.rwTimeout = defaultRWTimeout
 	c.grpcDialOpts = []grpc.DialOption{
-		grpc.WithBlock(),
 		grpc.WithTransportCredentials(insecure.NewCredentials()),
 	}
 }

session/grpc/service_frostfs.pb.go

@@ -12,6 +12,7 @@ import (
 	easyproto "github.com/VictoriaMetrics/easyproto"
 	jlexer "github.com/mailru/easyjson/jlexer"
 	jwriter "github.com/mailru/easyjson/jwriter"
+	strconv "strconv"
 )
 
 type CreateRequest_Body struct {
@@ -117,16 +118,29 @@ func (x *CreateRequest_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"ownerId\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerId\":"
+		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"expiration\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"expiration\":"
 		out.RawString(prefix)
-		out.Uint64(x.Expiration)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Expiration, 10)
+		out.RawByte('"')
 	}
 	out.RawByte('}')
 }
@@ -166,7 +180,15 @@ func (x *CreateRequest_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "expiration":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Expiration = f
 			}
 		}
@@ -325,19 +347,35 @@ func (x *CreateRequest) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}
@@ -499,16 +537,35 @@ func (x *CreateResponse_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"id\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Id)
+		} else {
+			first = false
+		}
+		const prefix string = "\"id\":"
+		out.RawString(prefix)
+		if x.Id != nil {
+			out.Base64Bytes(x.Id)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"sessionKey\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sessionKey\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.SessionKey)
+		if x.SessionKey != nil {
+			out.Base64Bytes(x.SessionKey)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -541,13 +598,25 @@ func (x *CreateResponse_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "id":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Id = f
 			}
 		case "sessionKey":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.SessionKey = f
 			}
 		}
@@ -706,19 +775,35 @@ func (x *CreateResponse) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaHeader\":"
 		out.RawString(prefix)
 		x.MetaHeader.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"verifyHeader\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"verifyHeader\":"
 		out.RawString(prefix)
 		x.VerifyHeader.MarshalEasyJSON(out)
 	}

session/grpc/types_frostfs.pb.go

@@ -179,14 +179,25 @@ func (x *ObjectSessionContext_Target) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"container\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"container\":"
+		out.RawString(prefix)
 		x.Container.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"objects\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"objects\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Objects {
@@ -358,14 +369,30 @@ func (x *ObjectSessionContext) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"verb\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Verb))
+		} else {
+			first = false
+		}
+		const prefix string = "\"verb\":"
+		out.RawString(prefix)
+		v := int32(x.Verb)
+		if vv, ok := ObjectSessionContext_Verb_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"target\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"target\":"
 		out.RawString(prefix)
 		x.Target.MarshalEasyJSON(out)
 	}
@@ -596,19 +623,40 @@ func (x *ContainerSessionContext) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"verb\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Int32(int32(x.Verb))
+		} else {
+			first = false
+		}
+		const prefix string = "\"verb\":"
+		out.RawString(prefix)
+		v := int32(x.Verb)
+		if vv, ok := ContainerSessionContext_Verb_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	{
-		const prefix string = ",\"wildcard\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"wildcard\":"
 		out.RawString(prefix)
 		out.Bool(x.Wildcard)
 	}
 	{
-		const prefix string = ",\"containerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"containerID\":"
 		out.RawString(prefix)
 		x.ContainerId.MarshalEasyJSON(out)
 	}
@@ -804,21 +852,43 @@ func (x *SessionToken_Body_TokenLifetime) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"exp\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Uint64(x.Exp)
+		} else {
+			first = false
+		}
+		const prefix string = "\"exp\":"
+		out.RawString(prefix)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Exp, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"nbf\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"nbf\":"
 		out.RawString(prefix)
-		out.Uint64(x.Nbf)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Nbf, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"iat\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"iat\":"
 		out.RawString(prefix)
-		out.Uint64(x.Iat)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Iat, 10)
+		out.RawByte('"')
 	}
 	out.RawByte('}')
 }
@@ -851,19 +921,43 @@ func (x *SessionToken_Body_TokenLifetime) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "exp":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Exp = f
 			}
 		case "nbf":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Nbf = f
 			}
 		case "iat":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Iat = f
 			}
 		}
@@ -1085,37 +1179,76 @@ func (x *SessionToken_Body) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"id\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.Id)
+		} else {
+			first = false
+		}
+		const prefix string = "\"id\":"
+		out.RawString(prefix)
+		if x.Id != nil {
+			out.Base64Bytes(x.Id)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"ownerID\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ownerID\":"
 		out.RawString(prefix)
 		x.OwnerId.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"lifetime\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"lifetime\":"
 		out.RawString(prefix)
 		x.Lifetime.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"sessionKey\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sessionKey\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.SessionKey)
+		if x.SessionKey != nil {
+			out.Base64Bytes(x.SessionKey)
+		} else {
+			out.String("")
+		}
 	}
 	switch xx := x.Context.(type) {
 	case *SessionToken_Body_Object:
 		{
-			const prefix string = ",\"object\":"
+			if !first {
+				out.RawByte(',')
+			} else {
+				first = false
+			}
+			const prefix string = "\"object\":"
 			out.RawString(prefix)
 			xx.Object.MarshalEasyJSON(out)
 		}
 	case *SessionToken_Body_Container:
 		{
-			const prefix string = ",\"container\":"
+			if !first {
+				out.RawByte(',')
+			} else {
+				first = false
+			}
+			const prefix string = "\"container\":"
 			out.RawString(prefix)
 			xx.Container.MarshalEasyJSON(out)
 		}
@@ -1151,7 +1284,13 @@ func (x *SessionToken_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "id":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Id = f
 			}
 		case "ownerID":
@@ -1171,7 +1310,13 @@ func (x *SessionToken_Body) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "sessionKey":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.SessionKey = f
 			}
 		case "object":
@@ -1323,14 +1468,25 @@ func (x *SessionToken) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"body\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"body\":"
+		out.RawString(prefix)
 		x.Body.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"signature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"signature\":"
 		out.RawString(prefix)
 		x.Signature.MarshalEasyJSON(out)
 	}
@@ -1485,14 +1641,25 @@ func (x *XHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"key\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"key\":"
+		out.RawString(prefix)
 		out.String(x.Key)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
 		out.String(x.Value)
 	}
@@ -1783,24 +1950,47 @@ func (x *RequestMetaHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"epoch\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"epoch\":"
 		out.RawString(prefix)
-		out.Uint64(x.Epoch)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Epoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"ttl\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ttl\":"
 		out.RawString(prefix)
 		out.Uint32(x.Ttl)
 	}
 	{
-		const prefix string = ",\"xHeaders\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"xHeaders\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.XHeaders {
@@ -1812,24 +2002,46 @@ func (x *RequestMetaHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"sessionToken\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"sessionToken\":"
 		out.RawString(prefix)
 		x.SessionToken.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"bearerToken\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"bearerToken\":"
 		out.RawString(prefix)
 		x.BearerToken.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"origin\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"origin\":"
 		out.RawString(prefix)
 		x.Origin.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"magicNumber\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"magicNumber\":"
 		out.RawString(prefix)
-		out.Uint64(x.MagicNumber)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.MagicNumber, 10)
+		out.RawByte('"')
 	}
 	out.RawByte('}')
 }
@@ -1869,13 +2081,29 @@ func (x *RequestMetaHeader) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "epoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Epoch = f
 			}
 		case "ttl":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Ttl = f
 			}
 		case "xHeaders":
@@ -1916,7 +2144,15 @@ func (x *RequestMetaHeader) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "magicNumber":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.MagicNumber = f
 			}
 		}
@@ -2123,24 +2359,47 @@ func (x *ResponseMetaHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"version\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"version\":"
+		out.RawString(prefix)
 		x.Version.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"epoch\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"epoch\":"
 		out.RawString(prefix)
-		out.Uint64(x.Epoch)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.Epoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"ttl\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"ttl\":"
 		out.RawString(prefix)
 		out.Uint32(x.Ttl)
 	}
 	{
-		const prefix string = ",\"xHeaders\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"xHeaders\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.XHeaders {
@@ -2152,12 +2411,22 @@ func (x *ResponseMetaHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"origin\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"origin\":"
 		out.RawString(prefix)
 		x.Origin.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"status\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"status\":"
 		out.RawString(prefix)
 		x.Status.MarshalEasyJSON(out)
 	}
@@ -2199,13 +2468,29 @@ func (x *ResponseMetaHeader) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "epoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.Epoch = f
 			}
 		case "ttl":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Ttl = f
 			}
 		case "xHeaders":
@@ -2397,24 +2682,45 @@ func (x *RequestVerificationHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"bodySignature\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"bodySignature\":"
+		out.RawString(prefix)
 		x.BodySignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaSignature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaSignature\":"
 		out.RawString(prefix)
 		x.MetaSignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"originSignature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"originSignature\":"
 		out.RawString(prefix)
 		x.OriginSignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"origin\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"origin\":"
 		out.RawString(prefix)
 		x.Origin.MarshalEasyJSON(out)
 	}
@@ -2635,24 +2941,45 @@ func (x *ResponseVerificationHeader) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"bodySignature\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"bodySignature\":"
+		out.RawString(prefix)
 		x.BodySignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"metaSignature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"metaSignature\":"
 		out.RawString(prefix)
 		x.MetaSignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"originSignature\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"originSignature\":"
 		out.RawString(prefix)
 		x.OriginSignature.MarshalEasyJSON(out)
 	}
 	{
-		const prefix string = ",\"origin\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"origin\":"
 		out.RawString(prefix)
 		x.Origin.MarshalEasyJSON(out)
 	}

signature/sign_test.go

@@ -77,7 +77,7 @@ func BenchmarkSignRequest(b *testing.B) {
 	b.ResetTimer()
 	b.ReportAllocs()
 
-	for i := 0; i < b.N; i++ {
+	for range b.N {
 		b.StopTimer()
 		dec := new(accounting.Decimal)
 		dec.SetValue(100)
@@ -103,7 +103,7 @@ func BenchmarkVerifyRequest(b *testing.B) {
 	b.ResetTimer()
 	b.ReportAllocs()
 
-	for i := 0; i < b.N; i++ {
+	for range b.N {
 		b.StopTimer()
 		dec := new(accounting.Decimal)
 		dec.SetValue(100)

status/convert.go

@@ -53,7 +53,7 @@ func (x *Status) ToGRPCMessage() grpc.Message {
 		if ln := len(x.details); ln > 0 {
 			ds = make([]status.Status_Detail, 0, ln)
 
-			for i := 0; i < ln; i++ {
+			for i := range ln {
 				ds = append(ds, *x.details[i].ToGRPCMessage().(*status.Status_Detail))
 			}
 		}
@@ -80,7 +80,7 @@ func (x *Status) FromGRPCMessage(m grpc.Message) error {
 
 		ds = make([]Detail, ln)
 
-		for i := 0; i < ln; i++ {
+		for i := range ln {
 			if err := ds[i].FromGRPCMessage(&dsV2[i]); err != nil {
 				return err
 			}

status/grpc/types_frostfs.pb.go

@@ -368,16 +368,31 @@ func (x *Status_Detail) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"id\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"id\":"
+		out.RawString(prefix)
 		out.Uint32(x.Id)
 	}
 	{
-		const prefix string = ",\"value\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"value\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.Value)
+		if x.Value != nil {
+			out.Base64Bytes(x.Value)
+		} else {
+			out.String("")
+		}
 	}
 	out.RawByte('}')
 }
@@ -410,13 +425,27 @@ func (x *Status_Detail) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "id":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Id = f
 			}
 		case "value":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.Value = f
 			}
 		}
@@ -554,19 +583,35 @@ func (x *Status) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"code\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"code\":"
+		out.RawString(prefix)
 		out.Uint32(x.Code)
 	}
 	{
-		const prefix string = ",\"message\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"message\":"
 		out.RawString(prefix)
 		out.String(x.Message)
 	}
 	{
-		const prefix string = ",\"details\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"details\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Details {
@@ -608,7 +653,15 @@ func (x *Status) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "code":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.Code = f
 			}
 		case "message":

status/status.go

@@ -63,6 +63,8 @@ const (
 	SignatureVerificationFail
 	// NodeUnderMaintenance is a local Code value for NODE_UNDER_MAINTENANCE status.
 	NodeUnderMaintenance
+	// InvalidArgument is a local Code value for INVALID_ARGUMENT status.
+	InvalidArgument
 )
 
 const (

tombstone/grpc/types_frostfs.pb.go

@@ -12,6 +12,7 @@ import (
 	easyproto "github.com/VictoriaMetrics/easyproto"
 	jlexer "github.com/mailru/easyjson/jlexer"
 	jwriter "github.com/mailru/easyjson/jwriter"
+	strconv "strconv"
 )
 
 type Tombstone struct {
@@ -140,19 +141,41 @@ func (x *Tombstone) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"expirationEpoch\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Uint64(x.ExpirationEpoch)
+		} else {
-	}
+			first = false
-	{
+		}
-		const prefix string = ",\"splitID\":"
+		const prefix string = "\"expirationEpoch\":"
 		out.RawString(prefix)
-		out.Base64Bytes(x.SplitId)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.ExpirationEpoch, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"members\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"splitID\":"
+		out.RawString(prefix)
+		if x.SplitId != nil {
+			out.Base64Bytes(x.SplitId)
+		} else {
+			out.String("")
+		}
+	}
+	{
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"members\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.Members {
@@ -194,13 +217,27 @@ func (x *Tombstone) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "expirationEpoch":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.ExpirationEpoch = f
 			}
 		case "splitID":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.SplitId = f
 			}
 		case "members":

util/proto/marshal_test.go

@@ -26,11 +26,34 @@ func nonZero[T protoInt]() T {
 
 func TestStableMarshalSingle(t *testing.T) {
 	t.Run("empty", func(t *testing.T) {
-		input := &generated.Primitives{}
+		t.Run("proto", func(t *testing.T) {
-		require.Zero(t, input.StableSize())
+			input := &generated.Primitives{}
+			require.Zero(t, input.StableSize())
 
-		r := input.MarshalProtobuf(nil)
+			r := input.MarshalProtobuf(nil)
-		require.Empty(t, r)
+			require.Empty(t, r)
+		})
+		t.Run("json", func(t *testing.T) {
+			input := &generated.Primitives{}
+			r, err := input.MarshalJSON()
+			require.NoError(t, err)
+			require.NotEmpty(t, r)
+
+			var actual test.Primitives
+			require.NoError(t, protojson.Unmarshal(r, &actual))
+
+			t.Run("protojson compatibility", func(t *testing.T) {
+				data, err := protojson.MarshalOptions{EmitUnpopulated: true}.Marshal(&actual)
+				require.NoError(t, err)
+				require.JSONEq(t, string(data), string(r))
+			})
+
+			var actualFrostfs generated.Primitives
+			require.NoError(t, actualFrostfs.UnmarshalJSON(r))
+			require.Equal(t, input, &actualFrostfs)
+
+			primitivesEqual(t, input, &actual)
+		})
 	})
 
 	marshalCases := []struct {
@@ -76,6 +99,12 @@ func TestStableMarshalSingle(t *testing.T) {
 				var actual test.Primitives
 				require.NoError(t, protojson.Unmarshal(r, &actual))
 
+				t.Run("protojson compatibility", func(t *testing.T) {
+					data, err := protojson.MarshalOptions{EmitUnpopulated: true}.Marshal(&actual)
+					require.NoError(t, err)
+					require.JSONEq(t, string(data), string(r))
+				})
+
 				var actualFrostfs generated.Primitives
 				require.NoError(t, actualFrostfs.UnmarshalJSON(r))
 				require.Equal(t, tc.input, &actualFrostfs)
@@ -88,6 +117,7 @@ func TestStableMarshalSingle(t *testing.T) {
 
 func primitivesEqual(t *testing.T, a *generated.Primitives, b *test.Primitives) {
 	// Compare each field directly, because proto-generated code has private fields.
+	require.Equal(t, len(a.FieldA), len(b.FieldA))
 	require.Equal(t, a.FieldA, b.FieldA)
 	require.Equal(t, a.FieldB, b.FieldB)
 	require.Equal(t, a.FieldC, b.FieldC)

util/proto/test/custom/test_frostfs.pb.go

@@ -130,10 +130,16 @@ func (x *Primitives_Aux) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"innerField\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"innerField\":"
+		out.RawString(prefix)
 		out.Uint32(x.InnerField)
 	}
 	out.RawByte('}')
@@ -167,7 +173,15 @@ func (x *Primitives_Aux) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "innerField":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.InnerField = f
 			}
 		}
@@ -560,78 +574,168 @@ func (x *Primitives) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"fieldA\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
-		out.Base64Bytes(x.FieldA)
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldA\":"
+		out.RawString(prefix)
+		if x.FieldA != nil {
+			out.Base64Bytes(x.FieldA)
+		} else {
+			out.String("")
+		}
 	}
 	{
-		const prefix string = ",\"fieldB\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldB\":"
 		out.RawString(prefix)
 		out.String(x.FieldB)
 	}
 	{
-		const prefix string = ",\"fieldC\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldC\":"
 		out.RawString(prefix)
 		out.Bool(x.FieldC)
 	}
 	{
-		const prefix string = ",\"fieldD\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldD\":"
 		out.RawString(prefix)
 		out.Int32(x.FieldD)
 	}
 	{
-		const prefix string = ",\"fieldE\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldE\":"
 		out.RawString(prefix)
 		out.Uint32(x.FieldE)
 	}
 	{
-		const prefix string = ",\"fieldF\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldF\":"
 		out.RawString(prefix)
-		out.Int64(x.FieldF)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendInt(out.Buffer.Buf, x.FieldF, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"fieldG\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldG\":"
 		out.RawString(prefix)
-		out.Uint64(x.FieldG)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.FieldG, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"fieldI\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldI\":"
 		out.RawString(prefix)
-		out.Uint64(x.FieldI)
+		out.RawByte('"')
+		out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.FieldI, 10)
+		out.RawByte('"')
 	}
 	{
-		const prefix string = ",\"fieldJ\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldJ\":"
 		out.RawString(prefix)
 		out.Float64(x.FieldJ)
 	}
 	{
-		const prefix string = ",\"fieldK\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldK\":"
 		out.RawString(prefix)
 		out.Uint32(x.FieldK)
 	}
 	{
-		const prefix string = ",\"fieldH\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldH\":"
 		out.RawString(prefix)
-		out.Int32(int32(x.FieldH))
+		v := int32(x.FieldH)
+		if vv, ok := Primitives_SomeEnum_name[v]; ok {
+			out.String(vv)
+		} else {
+			out.Int32(v)
+		}
 	}
 	switch xx := x.FieldM.(type) {
 	case *Primitives_FieldMa:
 		{
-			const prefix string = ",\"fieldMa\":"
+			if !first {
+				out.RawByte(',')
+			} else {
+				first = false
+			}
+			const prefix string = "\"fieldMa\":"
 			out.RawString(prefix)
-			out.Base64Bytes(xx.FieldMa)
+			if xx.FieldMa != nil {
+				out.Base64Bytes(xx.FieldMa)
+			} else {
+				out.String("")
+			}
 		}
 	case *Primitives_FieldMe:
 		{
-			const prefix string = ",\"fieldMe\":"
+			if !first {
+				out.RawByte(',')
+			} else {
+				first = false
+			}
+			const prefix string = "\"fieldMe\":"
 			out.RawString(prefix)
 			out.Uint32(xx.FieldMe)
 		}
 	case *Primitives_FieldAux:
 		{
-			const prefix string = ",\"fieldAux\":"
+			if !first {
+				out.RawByte(',')
+			} else {
+				first = false
+			}
+			const prefix string = "\"fieldAux\":"
 			out.RawString(prefix)
 			xx.FieldAux.MarshalEasyJSON(out)
 		}
@@ -667,7 +771,13 @@ func (x *Primitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "fieldA":
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				x.FieldA = f
 			}
 		case "fieldB":
@@ -685,31 +795,71 @@ func (x *Primitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "fieldD":
 			{
 				var f int32
-				f = in.Int32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseInt(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := int32(v)
+				f = pv
 				x.FieldD = f
 			}
 		case "fieldE":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.FieldE = f
 			}
 		case "fieldF":
 			{
 				var f int64
-				f = in.Int64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseInt(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := int64(v)
+				f = pv
 				x.FieldF = f
 			}
 		case "fieldG":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.FieldG = f
 			}
 		case "fieldI":
 			{
 				var f uint64
-				f = in.Uint64()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 64)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint64(v)
+				f = pv
 				x.FieldI = f
 			}
 		case "fieldJ":
@@ -721,7 +871,15 @@ func (x *Primitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "fieldK":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.FieldK = f
 			}
 		case "fieldH":
@@ -751,7 +909,13 @@ func (x *Primitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 			x.FieldM = xx
 			{
 				var f []byte
-				f = in.Bytes()
+				{
+					tmp := in.Bytes()
+					if len(tmp) == 0 {
+						tmp = nil
+					}
+					f = tmp
+				}
 				xx.FieldMa = f
 			}
 		case "fieldMe":
@@ -759,7 +923,15 @@ func (x *Primitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 			x.FieldM = xx
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				xx.FieldMe = f
 			}
 		case "fieldAux":
@@ -882,10 +1054,16 @@ func (x *RepPrimitives_Aux) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"innerField\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"innerField\":"
+		out.RawString(prefix)
 		out.Uint32(x.InnerField)
 	}
 	out.RawByte('}')
@@ -919,7 +1097,15 @@ func (x *RepPrimitives_Aux) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		case "innerField":
 			{
 				var f uint32
-				f = in.Uint32()
+				r := in.JsonNumber()
+				n := r.String()
+				v, err := strconv.ParseUint(n, 10, 32)
+				if err != nil {
+					in.AddError(err)
+					return
+				}
+				pv := uint32(v)
+				f = pv
 				x.InnerField = f
 			}
 		}
@@ -1164,21 +1350,36 @@ func (x *RepPrimitives) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawString("null")
 		return
 	}
+	first := true
 	out.RawByte('{')
 	{
-		const prefix string = ",\"fieldA\":"
+		if !first {
-		out.RawString(prefix[1:])
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldA\":"
+		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldA {
 			if i != 0 {
 				out.RawByte(',')
 			}
-			out.Base64Bytes(x.FieldA[i])
+			if x.FieldA[i] != nil {
+				out.Base64Bytes(x.FieldA[i])
+			} else {
+				out.String("")
+			}
 		}
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldB\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldB\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldB {
@@ -1190,7 +1391,12 @@ func (x *RepPrimitives) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldC\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldC\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldC {
@@ -1202,7 +1408,12 @@ func (x *RepPrimitives) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldD\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldD\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldD {
@@ -1214,43 +1425,69 @@ func (x *RepPrimitives) MarshalEasyJSON(out *jwriter.Writer) {
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldE\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldE\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldE {
 			if i != 0 {
 				out.RawByte(',')
 			}
-			out.Int64(x.FieldE[i])
+			out.RawByte('"')
+			out.Buffer.Buf = strconv.AppendInt(out.Buffer.Buf, x.FieldE[i], 10)
+			out.RawByte('"')
 		}
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldF\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldF\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldF {
 			if i != 0 {
 				out.RawByte(',')
 			}
-			out.Uint64(x.FieldF[i])
+			out.RawByte('"')
+			out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.FieldF[i], 10)
+			out.RawByte('"')
 		}
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldFu\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldFu\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldFu {
 			if i != 0 {
 				out.RawByte(',')
 			}
-			out.Uint64(x.FieldFu[i])
+			out.RawByte('"')
+			out.Buffer.Buf = strconv.AppendUint(out.Buffer.Buf, x.FieldFu[i], 10)
+			out.RawByte('"')
 		}
 		out.RawByte(']')
 	}
 	{
-		const prefix string = ",\"fieldAux\":"
+		if !first {
+			out.RawByte(',')
+		} else {
+			first = false
+		}
+		const prefix string = "\"fieldAux\":"
 		out.RawString(prefix)
 		out.RawByte('[')
 		for i := range x.FieldAux {
@@ -1295,7 +1532,13 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list [][]byte
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Bytes()
+					{
+						tmp := in.Bytes()
+						if len(tmp) == 0 {
+							tmp = nil
+						}
+						f = tmp
+					}
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -1321,7 +1564,15 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list []int32
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Int32()
+					r := in.JsonNumber()
+					n := r.String()
+					v, err := strconv.ParseInt(n, 10, 32)
+					if err != nil {
+						in.AddError(err)
+						return
+					}
+					pv := int32(v)
+					f = pv
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -1334,7 +1585,15 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list []uint32
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Uint32()
+					r := in.JsonNumber()
+					n := r.String()
+					v, err := strconv.ParseUint(n, 10, 32)
+					if err != nil {
+						in.AddError(err)
+						return
+					}
+					pv := uint32(v)
+					f = pv
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -1347,7 +1606,15 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list []int64
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Int64()
+					r := in.JsonNumber()
+					n := r.String()
+					v, err := strconv.ParseInt(n, 10, 64)
+					if err != nil {
+						in.AddError(err)
+						return
+					}
+					pv := int64(v)
+					f = pv
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -1360,7 +1627,15 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list []uint64
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Uint64()
+					r := in.JsonNumber()
+					n := r.String()
+					v, err := strconv.ParseUint(n, 10, 64)
+					if err != nil {
+						in.AddError(err)
+						return
+					}
+					pv := uint64(v)
+					f = pv
 					list = append(list, f)
 					in.WantComma()
 				}
@@ -1373,7 +1648,15 @@ func (x *RepPrimitives) UnmarshalEasyJSON(in *jlexer.Lexer) {
 				var list []uint64
 				in.Delim('[')
 				for !in.IsDelim(']') {
-					f = in.Uint64()
+					r := in.JsonNumber()
+					n := r.String()
+					v, err := strconv.ParseUint(n, 10, 64)
+					if err != nil {
+						in.AddError(err)
+						return
+					}
+					pv := uint64(v)
+					f = pv
 					list = append(list, f)
 					in.WantComma()
 				}

util/protogen/internalgengo/json.go

@@ -59,6 +59,35 @@ func emitJSONUnmarshal(g *protogen.GeneratedFile, msg *protogen.Message) {
 	g.P("}")
 }
 
+func emitJSONParseInteger(g *protogen.GeneratedFile, ident string, method string, bitSize int, typ string) {
+	g.P("r := in.JsonNumber()")
+	g.P("n := r.String()")
+	g.P("v, err := ", strconvPackage.Ident(method), "(n, 10, ", bitSize, ")")
+	g.P("if err != nil {")
+	g.P("	in.AddError(err)")
+	g.P("	return")
+	g.P("}")
+	g.P(ident, " := ", typ, "(v)")
+}
+
+func emitJSONReadEnum(g *protogen.GeneratedFile, name string, enumType string) {
+	g.P(`switch v := in.Interface().(type) {
+	case string:
+		if vv, ok := `+enumType+`_value[v]; ok {
+			`+name+` = `+enumType+`(vv)
+			break
+		}
+		vv, err := `, strconvPackage.Ident("ParseInt"), `(v, 10, 32)
+		if err != nil {
+			in.AddError(err)
+			return
+		}
+		`+name+` = `+enumType+`(vv)
+	case float64:
+		`+name+` = `+enumType+`(v)
+	}`)
+}
+
 func emitJSONFieldRead(g *protogen.GeneratedFile, f *protogen.Field, name string) {
 	g.P("{")
 	defer g.P("}")
@@ -83,30 +112,20 @@ func emitJSONFieldRead(g *protogen.GeneratedFile, f *protogen.Field, name string
 
 		enumType := fieldType(g, f).String()
 		g.P("var parsedValue " + enumType)
-		g.P(`switch v := in.Interface().(type) {
+		emitJSONReadEnum(g, "parsedValue", enumType)
-		case string:
-			if vv, ok := `+enumType+`_value[v]; ok {
-				parsedValue = `+enumType+`(vv)
-				break
-			}
-			vv, err := `, strconvPackage.Ident("ParseInt"), `(v, 10, 32)
-			if err != nil {
-				in.AddError(err)
-				return
-			}
-			parsedValue = `+enumType+`(vv)
-		case float64:
-			parsedValue = `+enumType+`(v)
-		}`)
 		template = "%s = parsedValue"
 	case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind:
-		template = "%s = in.Int32()"
+		emitJSONParseInteger(g, "pv", "ParseInt", 32, "int32")
+		template = "%s = pv"
 	case protoreflect.Uint32Kind, protoreflect.Fixed32Kind:
-		template = "%s = in.Uint32()"
+		emitJSONParseInteger(g, "pv", "ParseUint", 32, "uint32")
+		template = "%s = pv"
 	case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind:
-		template = "%s = in.Int64()"
+		emitJSONParseInteger(g, "pv", "ParseInt", 64, "int64")
+		template = "%s = pv"
 	case protoreflect.Uint64Kind, protoreflect.Fixed64Kind:
-		template = "%s = in.Uint64()"
+		emitJSONParseInteger(g, "pv", "ParseUint", 64, "uint64")
+		template = "%s = pv"
 	case protoreflect.FloatKind:
 		template = "%s = in.Float32()"
 	case protoreflect.DoubleKind:
@@ -114,7 +133,17 @@ func emitJSONFieldRead(g *protogen.GeneratedFile, f *protogen.Field, name string
 	case protoreflect.StringKind:
 		template = "%s = in.String()"
 	case protoreflect.BytesKind:
-		template = "%s = in.Bytes()"
+		// Since some time ago proto3 support optional keyword, thus the presence is not tracked by default:
+		// https://github.com/protocolbuffers/protobuf-go/blob/fb995f184a1719ec42b247a3771d1036d92adf67/internal/impl/message_reflect_field.go#L327
+		// We do not explicitly support `optional` keyword, protoc will fail on such fileds.
+		// Thus, treat empty string as `[]byte(nil)`.
+		template = `{
+			tmp := in.Bytes()
+			if len(tmp) == 0 {
+				tmp = nil
+			}
+			%s = tmp
+		}`
 	case protoreflect.MessageKind:
 		if f.Desc.IsList() {
 			g.P("f = ", fieldType(g, f)[2:], "{}")
@@ -147,8 +176,11 @@ func emitJSONMarshal(g *protogen.GeneratedFile, msg *protogen.Message) {
 	g.P("func (x *", msg.GoIdent.GoName, ") MarshalEasyJSON(out *", jwriterPackage.Ident("Writer"), ") {")
 	g.P(`if x == nil { out.RawString("null"); return }`)
 
+	if len(msg.Fields) != 0 {
+		g.P("first := true")
+	}
 	g.P("out.RawByte('{')")
-	for i, f := range msg.Fields {
+	for _, f := range msg.Fields {
 		if f.Oneof != nil {
 			if f.Oneof.Fields[0] != f {
 				continue
@@ -157,29 +189,38 @@ func emitJSONMarshal(g *protogen.GeneratedFile, msg *protogen.Message) {
 			g.P("switch xx := x.", f.Oneof.GoName, ".(type) {")
 			for _, ff := range f.Oneof.Fields {
 				g.P("case *", ff.GoIdent, ":")
-				emitJSONFieldWrite(g, ff, "xx", i == 0)
+				emitJSONFieldWrite(g, ff, "xx")
 			}
 			g.P("}")
 			continue
 		}
-		emitJSONFieldWrite(g, f, "x", i == 0)
+		emitJSONFieldWrite(g, f, "x")
 	}
 	g.P("out.RawByte('}')")
 	g.P("}")
 }
 
-func emitJSONFieldWrite(g *protogen.GeneratedFile, f *protogen.Field, name string, first bool) {
+func emitJSONFieldWrite(g *protogen.GeneratedFile, f *protogen.Field, name string) {
 	g.P("{")
 	defer g.P("}")
 
-	g.P("const prefix string = ", `",\"`, fieldJSONName(f), `\":"`)
-	if first {
-		g.P("out.RawString(prefix[1:])")
-	} else {
-		g.P("out.RawString(prefix)")
-	}
-
 	selector := name + "." + f.GoName
+
+	// This code is responsible for ignoring default values.
+	// We will restore it after having parametrized JSON marshaling.
+	//
+	// isNotDefault := notNil
+	// if f.Desc.IsList() {
+	// 	isNotDefault = notEmpty
+	// } else if f.Desc.Kind() != protoreflect.MessageKind {
+	// 	_, isNotDefault = easyprotoKindInfo(f.Desc.Kind())
+	// }
+	// g.P("if ", isNotDefault(selector), "{")
+	// defer g.P("}")
+
+	g.P("if !first { out.RawByte(','); } else { first = false; }")
+	g.P("const prefix string = ", `"\"`, fieldJSONName(f), `\":"`)
+	g.P("out.RawString(prefix)")
 	if f.Desc.IsList() {
 		selector += "[i]"
 		g.P("out.RawByte('[')")
@@ -195,15 +236,27 @@ func emitJSONFieldWrite(g *protogen.GeneratedFile, f *protogen.Field, name strin
 	case protoreflect.BoolKind:
 		template = "out.Bool(%s)"
 	case protoreflect.EnumKind:
-		template = "out.Int32(int32(%s))"
+		enumType := fieldType(g, f).String()
+		template = `v := int32(%s)
+			if vv, ok := ` + enumType + `_name[v]; ok {
+				out.String(vv)
+			} else {
+				out.Int32(v)
+			}`
 	case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind:
 		template = "out.Int32(%s)"
 	case protoreflect.Uint32Kind, protoreflect.Fixed32Kind:
 		template = "out.Uint32(%s)"
 	case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind:
-		template = "out.Int64(%s)"
+		g.P("out.RawByte('\"')")
+		g.P("out.Buffer.Buf = ", strconvPackage.Ident("AppendInt"), "(out.Buffer.Buf, ", selector, ", 10)")
+		g.P("out.RawByte('\"')")
+		return
 	case protoreflect.Uint64Kind, protoreflect.Fixed64Kind:
-		template = "out.Uint64(%s)"
+		g.P("out.RawByte('\"')")
+		g.P("out.Buffer.Buf = ", strconvPackage.Ident("AppendUint"), "(out.Buffer.Buf, ", selector, ", 10)")
+		g.P("out.RawByte('\"')")
+		return
 	case protoreflect.FloatKind:
 		template = "out.Float32(%s)"
 	case protoreflect.DoubleKind:
@@ -211,7 +264,10 @@ func emitJSONFieldWrite(g *protogen.GeneratedFile, f *protogen.Field, name strin
 	case protoreflect.StringKind:
 		template = "out.String(%s)"
 	case protoreflect.BytesKind:
-		template = "out.Base64Bytes(%s)"
+		g.P("if ", selector, "!= nil {")
+		g.P("out.Base64Bytes(", selector, ")")
+		g.P("} else { out.String(\"\") }")
+		return
 	case protoreflect.MessageKind:
 		template = "%s.MarshalEasyJSON(out)"
 	case protoreflect.GroupKind: