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[#306] acl: Handle put/get acl for APE buckets

Browse source 
Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
This commit is contained in:
Denis Kirillov 2024-02-12 15:28:55 +03:00
parent 1f2cf0ed67
commit 3d0d2032c6
13 changed files with 280 additions and 42 deletions
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8
api/data/info.go
View file

@ -8,6 +8,7 @@ import (
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
)
const (
@ -61,9 +62,10 @@ type (
// BucketSettings stores settings such as versioning.
BucketSettings struct {
Versioning string `json:"versioning"`
LockConfiguration *ObjectLockConfiguration `json:"lock_configuration"`
APE bool `json:"ape"`
Versioning string
LockConfiguration *ObjectLockConfiguration
CannedACL string
OwnerKey *keys.PublicKey
}
// CORSConfiguration stores CORS configuration of a request.

7
api/errors/errors.go
View file

@ -26,6 +26,7 @@ type (
const (
_ ErrorCode = iota
ErrAccessDenied
ErrAccessControlListNotSupported
ErrBadDigest
ErrEntityTooSmall
ErrEntityTooLarge
@ -376,6 +377,12 @@ var errorCodes = errorCodeMap{
Description: "Access Denied.",
HTTPStatusCode: http.StatusForbidden,
},
ErrAccessControlListNotSupported: {
ErrCode: ErrAccessControlListNotSupported,
Code: "AccessControlListNotSupported",
Description: "The bucket does not allow ACLs.",
HTTPStatusCode: http.StatusBadRequest,
},
ErrBadDigest: {
ErrCode: ErrBadDigest,
Code: "BadDigest",

189
api/handler/acl.go
View file

@ -257,6 +257,20 @@ func (h *handler) GetBucketACLHandler(w http.ResponseWriter, r *http.Request) {
return
}
settings, err := h.obj.GetBucketSettings(r.Context(), bktInfo)
if err != nil {
h.logAndSendError(w, "couldn't get bucket settings", reqInfo, err)
return
}
if bktInfo.APEEnabled || len(settings.CannedACL) != 0 {
if err = middleware.EncodeToResponse(w, h.encodeBucketCannedACL(ctx, bktInfo, settings)); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err)
return
}
return
}
bucketACL, err := h.obj.GetBucketACL(ctx, bktInfo)
if err != nil {
h.logAndSendError(w, "could not fetch bucket acl", reqInfo, err)
@ -269,6 +283,54 @@ func (h *handler) GetBucketACLHandler(w http.ResponseWriter, r *http.Request) {
}
}
func (h *handler) encodeBucketCannedACL(ctx context.Context, bktInfo *data.BucketInfo, settings *data.BucketSettings) *AccessControlPolicy {
ownerDisplayName := bktInfo.Owner.EncodeToString()
ownerEncodedID := ownerDisplayName
if settings.OwnerKey == nil {
h.reqLogger(ctx).Warn(logs.BucketOwnerKeyIsMissing, zap.String("owner", bktInfo.Owner.String()))
} else {
ownerDisplayName = settings.OwnerKey.Address()
ownerEncodedID = hex.EncodeToString(settings.OwnerKey.Bytes())
}
res := &AccessControlPolicy{Owner: Owner{
ID: ownerEncodedID,
DisplayName: ownerDisplayName,
}}
res.AccessControlList = []*Grant{{
Grantee: &Grantee{
ID: ownerEncodedID,
DisplayName: ownerDisplayName,
Type: acpCanonicalUser,
},
Permission: aclFullControl,
}}
switch settings.CannedACL {
case basicACLPublic:
res.AccessControlList = append(res.AccessControlList, &Grant{
Grantee: &Grantee{
URI: allUsersGroup,
Type: acpGroup,
},
Permission: aclWrite,
})
fallthrough
case basicACLReadOnly:
res.AccessControlList = append(res.AccessControlList, &Grant{
Grantee: &Grantee{
URI: allUsersGroup,
Type: acpGroup,
},
Permission: aclRead,
})
}
return res
}
func (h *handler) bearerTokenIssuerKey(ctx context.Context) (*keys.PublicKey, error) {
box, err := middleware.GetBoxData(ctx)
if err != nil {
@ -288,6 +350,24 @@ func (h *handler) bearerTokenIssuerKey(ctx context.Context) (*keys.PublicKey, er
func (h *handler) PutBucketACLHandler(w http.ResponseWriter, r *http.Request) {
reqInfo := middleware.GetReqInfo(r.Context())
bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
if err != nil {
h.logAndSendError(w, "could not get bucket info", reqInfo, err)
return
}
settings, err := h.obj.GetBucketSettings(r.Context(), bktInfo)
if err != nil {
h.logAndSendError(w, "couldn't get bucket settings", reqInfo, err)
return
}
if bktInfo.APEEnabled || len(settings.CannedACL) != 0 {
h.putBucketACLAPEHandler(w, r, reqInfo, bktInfo, settings)
return
}
key, err := h.bearerTokenIssuerKey(r.Context())
if err != nil {
h.logAndSendError(w, "couldn't get bearer token issuer key", reqInfo, err)
@ -319,12 +399,6 @@ func (h *handler) PutBucketACLHandler(w http.ResponseWriter, r *http.Request) {
return
}
bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
if err != nil {
h.logAndSendError(w, "could not get bucket info", reqInfo, err)
return
}
if _, err = h.updateBucketACL(r, astBucket, bktInfo, token); err != nil {
h.logAndSendError(w, "could not update bucket acl", reqInfo, err)
return
@ -332,6 +406,64 @@ func (h *handler) PutBucketACLHandler(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
}
func (h *handler) putBucketACLAPEHandler(w http.ResponseWriter, r *http.Request, reqInfo *middleware.ReqInfo, bktInfo *data.BucketInfo, settings *data.BucketSettings) {
ctx := r.Context()
defer func() {
if errBody := r.Body.Close(); errBody != nil {
h.reqLogger(r.Context()).Warn(logs.CouldNotCloseRequestBody, zap.Error(errBody))
}
}()
written, err := io.Copy(io.Discard, r.Body)
if err != nil {
h.logAndSendError(w, "couldn't read request body", reqInfo, err)
return
}
if written != 0 || len(r.Header.Get(api.AmzACL)) == 0 {
h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
return
}
cannedACL, err := parseCannedACL(r.Header)
if err != nil {
h.logAndSendError(w, "could not parse canned ACL", reqInfo, err)
return
}
key, err := h.bearerTokenIssuerKey(ctx)
if err != nil {
h.logAndSendError(w, "couldn't get bearer token issuer key", reqInfo, err)
return
}
chainRules := bucketCannedACLToAPERules(cannedACL, reqInfo, key, bktInfo.CID)
target := engine.NamespaceTarget(reqInfo.Namespace)
for _, chainPolicy := range chainRules {
if err = h.ape.AddChain(target, chainPolicy); err != nil {
h.logAndSendError(w, "failed to add morph rule chain", reqInfo, err, zap.String("chain_id", string(chainPolicy.ID)))
return
}
}
settings.CannedACL = cannedACL
sp := &layer.PutSettingsParams{
BktInfo: bktInfo,
Settings: settings,
}
if err = h.obj.PutBucketSettings(ctx, sp); err != nil {
h.logAndSendError(w, "couldn't save bucket settings", reqInfo, err,
zap.String("container_id", bktInfo.CID.EncodeToString()))
return
}
w.WriteHeader(http.StatusOK)
}
func (h *handler) updateBucketACL(r *http.Request, astChild *ast, bktInfo *data.BucketInfo, sessionToken *session.Container) (bool, error) {
bucketACL, err := h.obj.GetBucketACL(r.Context(), bktInfo)
if err != nil {
@ -380,6 +512,22 @@ func (h *handler) GetObjectACLHandler(w http.ResponseWriter, r *http.Request) {
return
}
apeEnabled := bktInfo.APEEnabled
if !apeEnabled {
settings, err := h.obj.GetBucketSettings(r.Context(), bktInfo)
if err != nil {
h.logAndSendError(w, "couldn't get bucket settings", reqInfo, err)
return
}
apeEnabled = len(settings.CannedACL) != 0
}
if apeEnabled {
h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
return
}
bucketACL, err := h.obj.GetBucketACL(ctx, bktInfo)
if err != nil {
h.logAndSendError(w, "could not fetch bucket acl", reqInfo, err)
@ -406,6 +554,29 @@ func (h *handler) GetObjectACLHandler(w http.ResponseWriter, r *http.Request) {
func (h *handler) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
reqInfo := middleware.GetReqInfo(ctx)
bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
if err != nil {
h.logAndSendError(w, "could not get bucket info", reqInfo, err)
return
}
apeEnabled := bktInfo.APEEnabled
if !apeEnabled {
settings, err := h.obj.GetBucketSettings(r.Context(), bktInfo)
if err != nil {
h.logAndSendError(w, "couldn't get bucket settings", reqInfo, err)
return
}
apeEnabled = len(settings.CannedACL) != 0
}
if apeEnabled {
h.logAndSendError(w, "acl not supported for this bucket", reqInfo, errors.GetAPIError(errors.ErrAccessControlListNotSupported))
return
}
versionID := reqInfo.URL.Query().Get(api.QueryVersionID)
key, err := h.bearerTokenIssuerKey(ctx)
if err != nil {
@ -419,12 +590,6 @@ func (h *handler) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
return
}
bktInfo, err := h.getBucketAndCheckOwner(r, reqInfo.BucketName)
if err != nil {
h.logAndSendError(w, "could not get bucket info", reqInfo, err)
return
}
p := &layer.HeadObjectParams{
BktInfo: bktInfo,
Object: reqInfo.ObjectName,

54
api/handler/acl_test.go
View file

@ -16,9 +16,11 @@ import (
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
s3errors "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/creds/accessbox"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@ -1303,7 +1305,7 @@ func TestPutBucketACL(t *testing.T) {
bktName := "bucket-for-acl"
box, _ := createAccessBox(t)
bktInfo := createBucket(t, tc, bktName, box)
bktInfo := createBucketOldACL(tc, bktName, box)
header := map[string]string{api.AmzACL: "public-read"}
putBucketACL(t, tc, bktName, box, header)
@ -1488,12 +1490,56 @@ func createAccessBox(t *testing.T) (*accessbox.Box, *keys.PrivateKey) {
return box, key
}
func createBucket(t *testing.T, hc *handlerContext, bktName string, box *accessbox.Box) *data.BucketInfo {
func createBucket(hc *handlerContext, bktName string) (*data.BucketInfo, *accessbox.Box) {
box, _ := createAccessBox(hc.t)
w := createBucketBase(hc, bktName, box)
assertStatus(t, w, http.StatusOK)
assertStatus(hc.t, w, http.StatusOK)
bktInfo, err := hc.Layer().GetBucketInfo(hc.Context(), bktName)
require.NoError(t, err)
require.NoError(hc.t, err)
return bktInfo, box
}
func createBucketOldACL(hc *handlerContext, bktName string, box *accessbox.Box) *data.BucketInfo {
w := createBucketBase(hc, bktName, box)
assertStatus(hc.t, w, http.StatusOK)
cnrID, err := hc.tp.ContainerID(bktName)
require.NoError(hc.t, err)
cnr, err := hc.tp.Container(hc.Context(), cnrID)
require.NoError(hc.t, err)
cnr.SetBasicACL(acl.PublicRWExtended)
cnr.SetAttribute(layer.AttributeAPEEnabled, "false")
hc.tp.SetContainer(cnrID, cnr)
table := eacl.NewTable()
table.SetCID(cnrID)
key, err := hc.h.bearerTokenIssuerKey(hc.Context())
require.NoError(hc.t, err)
for _, op := range fullOps {
table.AddRecord(getAllowRecord(op, key))
}
for _, op := range fullOps {
table.AddRecord(getOthersRecord(op, eacl.ActionDeny))
}
err = hc.tp.SetContainerEACL(hc.Context(), *table, nil)
require.NoError(hc.t, err)
bktInfo, err := hc.Layer().GetBucketInfo(hc.Context(), bktName)
require.NoError(hc.t, err)
settings, err := hc.tree.GetSettingsNode(hc.Context(), bktInfo)
require.NoError(hc.t, err)
settings.CannedACL = ""
err = hc.Layer().PutBucketSettings(hc.Context(), &layer.PutSettingsParams{BktInfo: bktInfo, Settings: settings})
require.NoError(hc.t, err)
bktInfo, err = hc.Layer().GetBucketInfo(hc.Context(), bktName)
require.NoError(hc.t, err)
return bktInfo
}

2
api/handler/delete_test.go
View file

@ -168,7 +168,7 @@ func TestDeleteDeletedObject(t *testing.T) {
})
t.Run("versioned bucket not found obj", func(t *testing.T) {
bktName, objName := "bucket-versioned-for-removal", "object-to-delete"
bktName, objName := "bucket-versioned-for-removal-not-found", "object-to-delete"
_, objInfo := createVersionedBucketAndObject(t, tc, bktName, objName)
versionID, isDeleteMarker := deleteObject(t, tc, bktName, objName, objInfo.VersionID())

15
api/handler/handlers_test.go
View file

@ -21,7 +21,6 @@ import (
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/resolver"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/pkg/service/tree"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@ -267,15 +266,7 @@ func (a *apeMock) DeletePolicy(namespace string, cnrID cid.ID) error {
}
func createTestBucket(hc *handlerContext, bktName string) *data.BucketInfo {
_, err := hc.MockedPool().CreateContainer(hc.Context(), layer.PrmContainerCreate{
Creator: hc.owner,
Name: bktName,
BasicACL: acl.PublicRWExtended,
})
require.NoError(hc.t, err)
bktInfo, err := hc.Layer().GetBucketInfo(hc.Context(), bktName)
require.NoError(hc.t, err)
bktInfo, _ := createBucket(hc, bktName)
return bktInfo
}
@ -297,11 +288,15 @@ func createTestBucketWithLock(hc *handlerContext, bktName string, conf *data.Obj
HomomorphicHashDisabled: res.HomomorphicHashDisabled,
}
key, err := keys.NewPrivateKey()
require.NoError(hc.t, err)
sp := &layer.PutSettingsParams{
BktInfo: bktInfo,
Settings: &data.BucketSettings{
Versioning: data.VersioningEnabled,
LockConfiguration: conf,
OwnerKey: key.PublicKey(),
},
}

8
api/handler/put.go
View file

@ -833,8 +833,12 @@ func (h *handler) CreateBucketHandler(w http.ResponseWriter, r *http.Request) {
}
sp := &layer.PutSettingsParams{
BktInfo: bktInfo,
Settings: &data.BucketSettings{APE: true},
BktInfo: bktInfo,
Settings: &data.BucketSettings{
CannedACL: cannedACL,
OwnerKey: key,
Versioning: data.VersioningUnversioned,
},
}
if p.ObjectLockEnabled {

3
api/handler/put_test.go
View file

@ -372,8 +372,7 @@ func TestCreateBucket(t *testing.T) {
hc := prepareHandlerContext(t)
bktName := "bkt-name"
box, _ := createAccessBox(t)
createBucket(t, hc, bktName, box)
_, box := createBucket(hc, bktName)
createBucketAssertS3Error(hc, bktName, box, s3errors.ErrBucketAlreadyOwnedByYou)
box2, _ := createAccessBox(t)

6
api/layer/container.go
View file

@ -28,7 +28,7 @@ type (
const (
attributeLocationConstraint = ".s3-location-constraint"
attributeAPEEnabled = ".s3-APE-enabled"
AttributeAPEEnabled = ".s3-APE-enabled"
AttributeLockEnabled = "LockEnabled"
)
@ -75,7 +75,7 @@ func (n *layer) containerInfo(ctx context.Context, idCnr cid.ID) (*data.BucketIn
}
}
APEEnabled := cnr.Attribute(attributeAPEEnabled)
APEEnabled := cnr.Attribute(AttributeAPEEnabled)
if len(APEEnabled) > 0 {
info.APEEnabled, err = strconv.ParseBool(APEEnabled)
if err != nil {
@ -136,7 +136,7 @@ func (n *layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
attributes := [][2]string{
{attributeLocationConstraint, p.LocationConstraint},
{attributeAPEEnabled, "true"},
{AttributeAPEEnabled, "true"},
}
if p.ObjectLockEnabled {

4
api/layer/frostfs_mock.go
View file

@ -136,6 +136,10 @@ func (t *TestFrostFS) ContainerID(name string) (cid.ID, error) {
return cid.ID{}, fmt.Errorf("not found")
}
func (t *TestFrostFS) SetContainer(cnrID cid.ID, cnr *container.Container) {
t.containers[cnrID.EncodeToString()] = cnr
}
func (t *TestFrostFS) CreateContainer(_ context.Context, prm PrmContainerCreate) (*ContainerCreateResult, error) {
var cnr container.Container
cnr.Init()

3
internal/logs/logs.go
View file

@ -142,4 +142,7 @@ const (
CouldntPutAccessBoxIntoCache = "couldn't put accessbox into cache"
InvalidAccessBoxCacheRemovingCheckInterval = "invalid accessbox check removing interval, using default value"
CouldNotParseContainerAPEEnabledAttribute = "could not parse container APE enabled attribute"
CouldNotCloseRequestBody = "could not close request body"
BucketOwnerKeyIsMissing = "bucket owner key is missing"
SettingsNodeInvalidOwnerKey = "settings node: invalid owner key"
)

18
pkg/service/tree/tree.go
View file

@ -2,6 +2,7 @@ package tree
import (
"context"
"encoding/hex"
"errors"
"fmt"
"io"
@ -16,6 +17,7 @@ import (
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"go.uber.org/zap"
"golang.org/x/exp/maps"
)
@ -78,7 +80,8 @@ var (
const (
versioningKV = "Versioning"
apeKV = "APE"
cannedACLKV = "cannedACL"
ownerKeyKV = "ownerKey"
lockConfigurationKV = "LockConfiguration"
oidKV = "OID"
@ -333,7 +336,7 @@ func newPartInfo(node NodeResponse) (*data.PartInfo, error) {
}
func (c *Tree) GetSettingsNode(ctx context.Context, bktInfo *data.BucketInfo) (*data.BucketSettings, error) {
keysToReturn := []string{versioningKV, lockConfigurationKV, apeKV}
keysToReturn := []string{versioningKV, lockConfigurationKV, cannedACLKV, ownerKeyKV}
node, err := c.getSystemNode(ctx, bktInfo, []string{settingsFileName}, keysToReturn)
if err != nil {
return nil, fmt.Errorf("couldn't get node: %w", err)
@ -350,8 +353,12 @@ func (c *Tree) GetSettingsNode(ctx context.Context, bktInfo *data.BucketInfo) (*
}
}
if ape, ok := node.Get(apeKV); ok {
settings.APE, _ = strconv.ParseBool(ape)
settings.CannedACL, _ = node.Get(cannedACLKV)
if ownerKeyHex, ok := node.Get(ownerKeyKV); ok {
if settings.OwnerKey, err = keys.NewPublicKeyFromString(ownerKeyHex); err != nil {
c.reqLogger(ctx).Error(logs.SettingsNodeInvalidOwnerKey, zap.Error(err))
}
}
return settings, nil
@ -1389,7 +1396,8 @@ func metaFromSettings(settings *data.BucketSettings) map[string]string {
results[FileNameKey] = settingsFileName
results[versioningKV] = settings.Versioning
results[lockConfigurationKV] = encodeLockConfiguration(settings.LockConfiguration)
results[apeKV] = strconv.FormatBool(settings.APE)
results[cannedACLKV] = settings.CannedACL
results[ownerKeyKV] = hex.EncodeToString(settings.OwnerKey.Bytes())
return results
}

5
pkg/service/tree/tree_test.go
View file

@ -9,6 +9,7 @@ import (
cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
usertest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user/test"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/stretchr/testify/require"
"go.uber.org/zap/zaptest"
)
@ -111,6 +112,9 @@ func TestTreeServiceSettings(t *testing.T) {
CID: cidtest.ID(),
}
key, err := keys.NewPrivateKey()
require.NoError(t, err)
settings := &data.BucketSettings{
Versioning: "Versioning",
LockConfiguration: &data.ObjectLockConfiguration{
@ -122,6 +126,7 @@ func TestTreeServiceSettings(t *testing.T) {
},
},
},
OwnerKey: key.PublicKey(),
}
err = treeService.PutSettingsNode(ctx, bktInfo, settings)