package layer import ( "bytes" "context" "crypto/rand" "crypto/sha256" "fmt" "io" "strconv" "strings" "testing" "github.com/nspcc-dev/neo-go/pkg/crypto/keys" "github.com/nspcc-dev/neofs-s3-gw/api" "github.com/nspcc-dev/neofs-s3-gw/api/data" "github.com/nspcc-dev/neofs-s3-gw/creds/accessbox" "github.com/nspcc-dev/neofs-sdk-go/client" "github.com/nspcc-dev/neofs-sdk-go/container" cid "github.com/nspcc-dev/neofs-sdk-go/container/id" "github.com/nspcc-dev/neofs-sdk-go/eacl" "github.com/nspcc-dev/neofs-sdk-go/logger" "github.com/nspcc-dev/neofs-sdk-go/object" "github.com/nspcc-dev/neofs-sdk-go/owner" "github.com/nspcc-dev/neofs-sdk-go/pool" "github.com/nspcc-dev/neofs-sdk-go/session" "github.com/nspcc-dev/neofs-sdk-go/token" "github.com/stretchr/testify/require" ) type testPool struct { objects map[string]*object.Object containers map[string]*container.Container currentEpoch uint64 } func newTestPool() *testPool { return &testPool{ objects: make(map[string]*object.Object), containers: make(map[string]*container.Container), } } func (t *testPool) PutObject(ctx context.Context, params *client.PutObjectParams, option ...pool.CallOption) (*object.ID, error) { b := make([]byte, 32) if _, err := io.ReadFull(rand.Reader, b); err != nil { return nil, err } oid := object.NewID() oid.SetSHA256(sha256.Sum256(b)) raw := object.NewRawFrom(params.Object()) raw.SetID(oid) raw.SetCreationEpoch(t.currentEpoch) t.currentEpoch++ if params.PayloadReader() != nil { all, err := io.ReadAll(params.PayloadReader()) if err != nil { return nil, err } raw.SetPayload(all) } addr := newAddress(raw.ContainerID(), raw.ID()) t.objects[addr.String()] = raw.Object() return raw.ID(), nil } func (t *testPool) DeleteObject(ctx context.Context, params *client.DeleteObjectParams, option ...pool.CallOption) error { delete(t.objects, params.Address().String()) return nil } func (t *testPool) GetObject(ctx context.Context, params *client.GetObjectParams, option ...pool.CallOption) (*object.Object, error) { if obj, ok := t.objects[params.Address().String()]; ok { if params.PayloadWriter() != nil { _, err := params.PayloadWriter().Write(obj.Payload()) if err != nil { return nil, err } } return obj, nil } return nil, fmt.Errorf("object not found " + params.Address().String()) } func (t *testPool) GetObjectHeader(ctx context.Context, params *client.ObjectHeaderParams, option ...pool.CallOption) (*object.Object, error) { p := new(client.GetObjectParams).WithAddress(params.Address()) return t.GetObject(ctx, p) } func (t *testPool) ObjectPayloadRangeData(ctx context.Context, params *client.RangeDataParams, option ...pool.CallOption) ([]byte, error) { panic("implement me") } func (t *testPool) ObjectPayloadRangeSHA256(ctx context.Context, params *client.RangeChecksumParams, option ...pool.CallOption) ([][32]byte, error) { panic("implement me") } func (t *testPool) ObjectPayloadRangeTZ(ctx context.Context, params *client.RangeChecksumParams, option ...pool.CallOption) ([][64]byte, error) { panic("implement me") } func (t *testPool) SearchObject(ctx context.Context, params *client.SearchObjectParams, option ...pool.CallOption) ([]*object.ID, error) { cidStr := params.ContainerID().String() var res []*object.ID if len(params.SearchFilters()) == 1 { for k, v := range t.objects { if strings.Contains(k, cidStr) { res = append(res, v.ID()) } } return res, nil } filter := params.SearchFilters()[1] if len(params.SearchFilters()) != 2 || filter.Operation() != object.MatchStringEqual || (filter.Header() != object.AttributeFileName && filter.Header() != objectSystemAttributeName) { return nil, fmt.Errorf("usupported filters") } for k, v := range t.objects { if strings.Contains(k, cidStr) && isMatched(v.Attributes(), filter) { res = append(res, v.ID()) } } return res, nil } func isMatched(attributes []*object.Attribute, filter object.SearchFilter) bool { for _, attr := range attributes { if attr.Key() == filter.Header() && attr.Value() == filter.Value() { return true } } return false } func (t *testPool) PutContainer(ctx context.Context, container *container.Container, option ...pool.CallOption) (*cid.ID, error) { b := make([]byte, 32) if _, err := io.ReadFull(rand.Reader, b); err != nil { return nil, err } id := cid.New() id.SetSHA256(sha256.Sum256(b)) t.containers[id.String()] = container return id, nil } func (t *testPool) GetContainer(ctx context.Context, id *cid.ID, option ...pool.CallOption) (*container.Container, error) { for k, v := range t.containers { if k == id.String() { return v, nil } } return nil, fmt.Errorf("container not found " + id.String()) } func (t *testPool) ListContainers(ctx context.Context, id *owner.ID, option ...pool.CallOption) ([]*cid.ID, error) { var res []*cid.ID for k := range t.containers { cID := cid.New() if err := cID.Parse(k); err != nil { return nil, err } res = append(res, cID) } return res, nil } func (t *testPool) DeleteContainer(ctx context.Context, id *cid.ID, option ...pool.CallOption) error { delete(t.containers, id.String()) return nil } func (t *testPool) GetEACL(ctx context.Context, id *cid.ID, option ...pool.CallOption) (*client.EACLWithSignature, error) { panic("implement me") } func (t *testPool) SetEACL(ctx context.Context, table *eacl.Table, option ...pool.CallOption) error { panic("implement me") } func (t *testPool) AnnounceContainerUsedSpace(ctx context.Context, announcements []container.UsedSpaceAnnouncement, option ...pool.CallOption) error { panic("implement me") } func (t *testPool) Connection() (client.Client, *session.Token, error) { panic("implement me") } func (t *testPool) Close() { panic("implement me") } func (t *testPool) OwnerID() *owner.ID { return nil } func (t *testPool) WaitForContainerPresence(ctx context.Context, id *cid.ID, params *pool.ContainerPollingParams) error { return nil } func (tc *testContext) putObject(content []byte) *data.ObjectInfo { objInfo, err := tc.layer.PutObject(tc.ctx, &PutObjectParams{ Bucket: tc.bktID.String(), Object: tc.obj, Size: int64(len(content)), Reader: bytes.NewReader(content), Header: make(map[string]string), }) require.NoError(tc.t, err) return objInfo } func (tc *testContext) getObject(objectName, versionID string, needError bool) (*data.ObjectInfo, []byte) { objInfo, err := tc.layer.GetObjectInfo(tc.ctx, &HeadObjectParams{ Bucket: tc.bkt, Object: objectName, VersionID: versionID, }) if needError { require.Error(tc.t, err) return nil, nil } require.NoError(tc.t, err) content := bytes.NewBuffer(nil) err = tc.layer.GetObject(tc.ctx, &GetObjectParams{ ObjectInfo: objInfo, Writer: content, VersionID: versionID, }) require.NoError(tc.t, err) return objInfo, content.Bytes() } func (tc *testContext) deleteObject(objectName, versionID string) { deletedObjects, err := tc.layer.DeleteObjects(tc.ctx, tc.bkt, []*VersionedObject{ {Name: objectName, VersionID: versionID}, }) require.NoError(tc.t, err) for _, obj := range deletedObjects { require.NoError(tc.t, obj.Error) } } func (tc *testContext) listObjectsV1() []*data.ObjectInfo { res, err := tc.layer.ListObjectsV1(tc.ctx, &ListObjectsParamsV1{ ListObjectsParamsCommon: ListObjectsParamsCommon{ Bucket: tc.bkt, MaxKeys: 1000, }, }) require.NoError(tc.t, err) return res.Objects } func (tc *testContext) listObjectsV2() []*data.ObjectInfo { res, err := tc.layer.ListObjectsV2(tc.ctx, &ListObjectsParamsV2{ ListObjectsParamsCommon: ListObjectsParamsCommon{ Bucket: tc.bkt, MaxKeys: 1000, }, }) require.NoError(tc.t, err) return res.Objects } func (tc *testContext) listVersions() *ListObjectVersionsInfo { res, err := tc.layer.ListObjectVersions(tc.ctx, &ListObjectVersionsParams{ Bucket: tc.bkt, MaxKeys: 1000, }) require.NoError(tc.t, err) return res } func (tc *testContext) checkListObjects(ids ...*object.ID) { objs := tc.listObjectsV1() require.Equal(tc.t, len(ids), len(objs)) for _, id := range ids { require.Contains(tc.t, ids, id) } objs = tc.listObjectsV2() require.Equal(tc.t, len(ids), len(objs)) for _, id := range ids { require.Contains(tc.t, ids, id) } } func (tc *testContext) getSystemObject(objectName string) *object.Object { for _, obj := range tc.testPool.objects { for _, attr := range obj.Attributes() { if attr.Key() == objectSystemAttributeName && attr.Value() == objectName { return obj } } } return nil } type testContext struct { t *testing.T ctx context.Context layer Client bkt string bktID *cid.ID obj string testPool *testPool } func prepareContext(t *testing.T, cachesConfig ...*CachesConfig) *testContext { key, err := keys.NewPrivateKey() require.NoError(t, err) ctx := context.WithValue(context.Background(), api.BoxData, &accessbox.Box{ Gate: &accessbox.GateData{ BearerToken: token.NewBearerToken(), GateKey: key.PublicKey(), }, }) l, err := logger.New(logger.WithTraceLevel("panic")) require.NoError(t, err) tp := newTestPool() bktName := "testbucket1" cnr := container.New(container.WithAttribute(container.AttributeName, bktName)) bktID, err := tp.PutContainer(ctx, cnr) require.NoError(t, err) config := DefaultCachesConfigs() if len(cachesConfig) != 0 { config = cachesConfig[0] } layerCfg := &Config{ Caches: config, AnonKey: AnonymousKey{Key: key}, } return &testContext{ ctx: ctx, layer: NewLayer(l, tp, layerCfg), bkt: bktName, bktID: bktID, obj: "obj1", t: t, testPool: tp, } } func TestSimpleVersioning(t *testing.T) { tc := prepareContext(t) _, err := tc.layer.PutBucketVersioning(tc.ctx, &PutVersioningParams{ Bucket: tc.bktID.String(), Settings: &BucketSettings{VersioningEnabled: true}, }) require.NoError(t, err) obj1Content1 := []byte("content obj1 v1") obj1v1 := tc.putObject(obj1Content1) obj1Content2 := []byte("content obj1 v2") obj1v2 := tc.putObject(obj1Content2) objv2, buffer2 := tc.getObject(tc.obj, "", false) require.Equal(t, obj1Content2, buffer2) require.Contains(t, objv2.Headers[versionsAddAttr], obj1v1.ID.String()) _, buffer1 := tc.getObject(tc.obj, obj1v1.ID.String(), false) require.Equal(t, obj1Content1, buffer1) tc.checkListObjects(obj1v2.ID) } func TestSimpleNoVersioning(t *testing.T) { tc := prepareContext(t) obj1Content1 := []byte("content obj1 v1") obj1v1 := tc.putObject(obj1Content1) obj1Content2 := []byte("content obj1 v2") obj1v2 := tc.putObject(obj1Content2) objv2, buffer2 := tc.getObject(tc.obj, "", false) require.Equal(t, obj1Content2, buffer2) require.Contains(t, objv2.Headers[versionsDelAttr], obj1v1.ID.String()) tc.getObject(tc.obj, obj1v1.ID.String(), true) tc.checkListObjects(obj1v2.ID) } func TestVersioningDeleteObject(t *testing.T) { tc := prepareContext(t) _, err := tc.layer.PutBucketVersioning(tc.ctx, &PutVersioningParams{ Bucket: tc.bktID.String(), Settings: &BucketSettings{VersioningEnabled: true}, }) require.NoError(t, err) tc.putObject([]byte("content obj1 v1")) tc.putObject([]byte("content obj1 v2")) tc.deleteObject(tc.obj, "") tc.getObject(tc.obj, "", true) tc.checkListObjects() } func TestVersioningDeleteSpecificObjectVersion(t *testing.T) { tc := prepareContext(t) _, err := tc.layer.PutBucketVersioning(tc.ctx, &PutVersioningParams{ Bucket: tc.bktID.String(), Settings: &BucketSettings{VersioningEnabled: true}, }) require.NoError(t, err) tc.putObject([]byte("content obj1 v1")) objV2Info := tc.putObject([]byte("content obj1 v2")) objV3Content := []byte("content obj1 v3") objV3Info := tc.putObject(objV3Content) tc.deleteObject(tc.obj, objV2Info.Version()) tc.getObject(tc.obj, objV2Info.Version(), true) _, buffer3 := tc.getObject(tc.obj, "", false) require.Equal(t, objV3Content, buffer3) tc.deleteObject(tc.obj, "") tc.getObject(tc.obj, "", true) for _, ver := range tc.listVersions().DeleteMarker { if ver.IsLatest { tc.deleteObject(tc.obj, ver.Object.Version()) } } resInfo, buffer := tc.getObject(tc.obj, "", false) require.Equal(t, objV3Content, buffer) require.Equal(t, objV3Info.Version(), resInfo.Version()) } func TestNoVersioningDeleteObject(t *testing.T) { tc := prepareContext(t) tc.putObject([]byte("content obj1 v1")) tc.putObject([]byte("content obj1 v2")) tc.deleteObject(tc.obj, "") tc.getObject(tc.obj, "", true) tc.checkListObjects() } func TestGetLastVersion(t *testing.T) { obj1 := getTestObjectInfo(1, "", "", "") obj1V2 := getTestObjectInfo(2, "", "", "") obj2 := getTestObjectInfoEpoch(1, 2, obj1.Version(), "", "") obj3 := getTestObjectInfoEpoch(1, 3, joinVers(obj1, obj2), "", "*") obj4 := getTestObjectInfoEpoch(1, 4, joinVers(obj1, obj2), obj2.Version(), obj2.Version()) obj5 := getTestObjectInfoEpoch(1, 5, obj1.Version(), obj1.Version(), obj1.Version()) obj6 := getTestObjectInfoEpoch(1, 6, joinVers(obj1, obj2, obj3), obj3.Version(), obj3.Version()) for _, tc := range []struct { versions *objectVersions expected *data.ObjectInfo }{ { versions: &objectVersions{}, expected: nil, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj2, obj1}, addList: []string{obj1.Version(), obj2.Version()}, }, expected: obj2, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj2, obj1, obj3}, addList: []string{obj1.Version(), obj2.Version(), obj3.Version()}, }, expected: nil, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj2, obj1, obj4}, addList: []string{obj1.Version(), obj2.Version(), obj4.Version()}, delList: []string{obj2.Version()}, }, expected: obj1, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj5}, addList: []string{obj1.Version(), obj5.Version()}, delList: []string{obj1.Version()}, }, expected: nil, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj5}, }, expected: nil, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj2, obj3, obj6}, addList: []string{obj1.Version(), obj2.Version(), obj3.Version(), obj6.Version()}, delList: []string{obj3.Version()}, }, expected: obj2, }, { versions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj1V2}, addList: []string{obj1.Version(), obj1V2.Version()}, }, expected: obj1V2, }, } { actualObjInfo := tc.versions.getLast() require.Equal(t, tc.expected, actualObjInfo) } } func TestAppendVersions(t *testing.T) { obj1 := getTestObjectInfo(1, "", "", "") obj2 := getTestObjectInfo(2, obj1.Version(), "", "") obj3 := getTestObjectInfo(3, joinVers(obj1, obj2), "", "*") obj4 := getTestObjectInfo(4, joinVers(obj1, obj2), obj2.Version(), obj2.Version()) obj5 := getTestObjectInfo(5, joinVers(obj1, obj2), "", "") obj6 := getTestObjectInfo(6, joinVers(obj1, obj3), "", "") for _, tc := range []struct { versions *objectVersions objectToAdd *data.ObjectInfo expectedVersions *objectVersions }{ { versions: &objectVersions{}, objectToAdd: obj1, expectedVersions: &objectVersions{ objects: []*data.ObjectInfo{obj1}, addList: []string{obj1.Version()}, isSorted: true, }, }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj1}}, objectToAdd: obj2, expectedVersions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj2}, addList: []string{obj1.Version(), obj2.Version()}, isSorted: true, }, }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj1, obj2}}, objectToAdd: obj3, expectedVersions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj2, obj3}, addList: []string{obj1.Version(), obj2.Version(), obj3.Version()}, isSorted: true, }, }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj1, obj2}}, objectToAdd: obj4, expectedVersions: &objectVersions{ objects: []*data.ObjectInfo{obj1, obj2, obj4}, addList: []string{obj1.Version(), obj2.Version(), obj4.Version()}, delList: []string{obj2.Version()}, isSorted: true, }, }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj5}}, objectToAdd: obj6, expectedVersions: &objectVersions{ objects: []*data.ObjectInfo{obj5, obj6}, addList: []string{obj1.Version(), obj2.Version(), obj3.Version(), obj5.Version(), obj6.Version()}, isSorted: true, }, }, } { tc.versions.appendVersion(tc.objectToAdd) tc.versions.sort() require.Equal(t, tc.expectedVersions, tc.versions) } } func TestSortAddHeaders(t *testing.T) { obj1 := getTestObjectInfo(1, "", "", "") obj2 := getTestObjectInfo(2, "", "", "") obj3 := getTestObjectInfo(3, "", "", "") obj4 := getTestObjectInfo(4, "", "", "") obj5 := getTestObjectInfo(5, "", "", "") obj6 := getTestObjectInfoEpoch(1, 6, joinVers(obj1, obj2, obj3), "", "") obj7 := getTestObjectInfoEpoch(1, 7, joinVers(obj1, obj4), "", "") obj8 := getTestObjectInfoEpoch(1, 8, joinVers(obj5), "", "") obj9 := getTestObjectInfoEpoch(1, 8, joinVers(obj1, obj5), "", "") obj10 := getTestObjectInfo(11, "", "", "") obj11 := getTestObjectInfo(10, joinVers(obj10), "", "") obj12 := getTestObjectInfo(9, joinVers(obj10, obj11), "", "") for _, tc := range []struct { versions *objectVersions expectedAddHeaders string }{ { versions: &objectVersions{objects: []*data.ObjectInfo{obj6, obj7, obj8}}, expectedAddHeaders: joinVers(obj1, obj2, obj3, obj4, obj5, obj6, obj7, obj8), }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj7, obj9}}, expectedAddHeaders: joinVers(obj1, obj4, obj5, obj7, obj9), }, { versions: &objectVersions{objects: []*data.ObjectInfo{obj11, obj10, obj12}}, expectedAddHeaders: joinVers(obj10, obj11, obj12), }, } { require.Equal(t, tc.expectedAddHeaders, tc.versions.getAddHeader()) } } func joinVers(objs ...*data.ObjectInfo) string { if len(objs) == 0 { return "" } var versions []string for _, obj := range objs { versions = append(versions, obj.Version()) } return strings.Join(versions, ",") } func getOID(id byte) *object.ID { b := [32]byte{} b[31] = id oid := object.NewID() oid.SetSHA256(b) return oid } func getTestObjectInfo(id byte, addAttr, delAttr, delMarkAttr string) *data.ObjectInfo { headers := make(map[string]string) if addAttr != "" { headers[versionsAddAttr] = addAttr } if delAttr != "" { headers[versionsDelAttr] = delAttr } if delMarkAttr != "" { headers[VersionsDeleteMarkAttr] = delMarkAttr } return &data.ObjectInfo{ ID: getOID(id), Name: strconv.Itoa(int(id)), Headers: headers, } } func getTestObjectInfoEpoch(epoch uint64, id byte, addAttr, delAttr, delMarkAttr string) *data.ObjectInfo { obj := getTestObjectInfo(id, addAttr, delAttr, delMarkAttr) obj.CreationEpoch = epoch return obj } func TestUpdateCRDT2PSetHeaders(t *testing.T) { obj1 := getTestObjectInfo(1, "", "", "") obj2 := getTestObjectInfo(2, "", "", "") for _, tc := range []struct { header map[string]string versions *objectVersions versioningEnabled bool expectedHeader map[string]string expectedIdsToDelete []*object.ID }{ { header: map[string]string{"someKey": "someValue"}, expectedHeader: map[string]string{"someKey": "someValue"}, expectedIdsToDelete: nil, }, { header: map[string]string{}, versions: &objectVersions{ objects: []*data.ObjectInfo{obj1}, }, expectedHeader: map[string]string{versionsDelAttr: obj1.Version()}, expectedIdsToDelete: []*object.ID{obj1.ID}, }, { header: map[string]string{}, versions: &objectVersions{ objects: []*data.ObjectInfo{obj2}, delList: []string{obj1.Version()}, }, expectedHeader: map[string]string{versionsDelAttr: joinVers(obj1, obj2)}, expectedIdsToDelete: []*object.ID{obj2.ID}, }, { header: map[string]string{}, versions: &objectVersions{ objects: []*data.ObjectInfo{obj1}, }, versioningEnabled: true, expectedHeader: map[string]string{versionsAddAttr: obj1.Version()}, expectedIdsToDelete: nil, }, { header: map[string]string{versionsDelAttr: obj2.Version()}, versions: &objectVersions{ objects: []*data.ObjectInfo{obj2}, delList: []string{obj1.Version()}, }, versioningEnabled: true, expectedHeader: map[string]string{ versionsAddAttr: obj2.Version(), versionsDelAttr: joinVers(obj1, obj2), }, expectedIdsToDelete: nil, }, } { idsToDelete := updateCRDT2PSetHeaders(tc.header, tc.versions, tc.versioningEnabled) require.Equal(t, tc.expectedHeader, tc.header) require.Equal(t, tc.expectedIdsToDelete, idsToDelete) } } func TestSystemObjectsVersioning(t *testing.T) { cacheConfig := DefaultCachesConfigs() cacheConfig.System.Lifetime = 0 tc := prepareContext(t, cacheConfig) objInfo, err := tc.layer.PutBucketVersioning(tc.ctx, &PutVersioningParams{ Bucket: tc.bktID.String(), Settings: &BucketSettings{VersioningEnabled: false}, }) require.NoError(t, err) objMeta, ok := tc.testPool.objects[objInfo.Address().String()] require.True(t, ok) _, err = tc.layer.PutBucketVersioning(tc.ctx, &PutVersioningParams{ Bucket: tc.bktID.String(), Settings: &BucketSettings{VersioningEnabled: true}, }) require.NoError(t, err) // simulate failed deletion tc.testPool.objects[objInfo.Address().String()] = objMeta versioning, err := tc.layer.GetBucketVersioning(tc.ctx, tc.bkt) require.NoError(t, err) require.True(t, versioning.VersioningEnabled) } func TestDeleteSystemObjectsVersioning(t *testing.T) { cacheConfig := DefaultCachesConfigs() cacheConfig.System.Lifetime = 0 tc := prepareContext(t, cacheConfig) tagSet := map[string]string{ "tag1": "val1", } err := tc.layer.PutBucketTagging(tc.ctx, tc.bktID.String(), tagSet) require.NoError(t, err) objMeta := tc.getSystemObject(formBucketTagObjectName(tc.bktID.String())) tagSet["tag2"] = "val2" err = tc.layer.PutBucketTagging(tc.ctx, tc.bkt, tagSet) require.NoError(t, err) // simulate failed deletion tc.testPool.objects[newAddress(objMeta.ContainerID(), objMeta.ID()).String()] = objMeta tagging, err := tc.layer.GetBucketTagging(tc.ctx, tc.bkt) require.NoError(t, err) require.Equal(t, tagSet, tagging) err = tc.layer.DeleteBucketTagging(tc.ctx, tc.bkt) require.NoError(t, err) require.Nil(t, tc.getSystemObject(formBucketTagObjectName(tc.bkt))) }