S3 API: fix DeleteMultipleObjectsHandler

fix https://github.com/chrislusf/seaweedfs/issues/1241

10 files changed, 174 insertions, 321 deletions

diff --git a/other/java/client/src/main/proto/filer.proto b/other/java/client/src/main/proto/filer.proto
index 8df46e917..b998c330c 100644
--- a/other/java/client/src/main/proto/filer.proto
+++ b/other/java/client/src/main/proto/filer.proto
@@ -24,9 +24,6 @@ service SeaweedFiler {
     rpc DeleteEntry (DeleteEntryRequest) returns (DeleteEntryResponse) {
     }
 
-    rpc StreamDeleteEntries (stream DeleteEntryRequest) returns (stream DeleteEntryResponse) {
-    }
-
     rpc AtomicRenameEntry (AtomicRenameEntryRequest) returns (AtomicRenameEntryResponse) {
     }
 
diff --git a/weed/pb/filer.proto b/weed/pb/filer.proto
index 8df46e917..b998c330c 100644
--- a/weed/pb/filer.proto
+++ b/weed/pb/filer.proto
@@ -24,9 +24,6 @@ service SeaweedFiler {
     rpc DeleteEntry (DeleteEntryRequest) returns (DeleteEntryResponse) {
     }
 
-    rpc StreamDeleteEntries (stream DeleteEntryRequest) returns (stream DeleteEntryResponse) {
-    }
-
     rpc AtomicRenameEntry (AtomicRenameEntryRequest) returns (AtomicRenameEntryResponse) {
     }
 
diff --git a/weed/pb/filer_pb/filer.pb.go b/weed/pb/filer_pb/filer.pb.go
index 9cf659ece..37373cb71 100644
--- a/weed/pb/filer_pb/filer.pb.go
+++ b/weed/pb/filer_pb/filer.pb.go
@@ -1136,7 +1136,6 @@ type SeaweedFilerClient interface {
 	CreateEntry(ctx context.Context, in *CreateEntryRequest, opts ...grpc.CallOption) (*CreateEntryResponse, error)
 	UpdateEntry(ctx context.Context, in *UpdateEntryRequest, opts ...grpc.CallOption) (*UpdateEntryResponse, error)
 	DeleteEntry(ctx context.Context, in *DeleteEntryRequest, opts ...grpc.CallOption) (*DeleteEntryResponse, error)
-	StreamDeleteEntries(ctx context.Context, opts ...grpc.CallOption) (SeaweedFiler_StreamDeleteEntriesClient, error)
 	AtomicRenameEntry(ctx context.Context, in *AtomicRenameEntryRequest, opts ...grpc.CallOption) (*AtomicRenameEntryResponse, error)
 	AssignVolume(ctx context.Context, in *AssignVolumeRequest, opts ...grpc.CallOption) (*AssignVolumeResponse, error)
 	LookupVolume(ctx context.Context, in *LookupVolumeRequest, opts ...grpc.CallOption) (*LookupVolumeResponse, error)
@@ -1221,37 +1220,6 @@ func (c *seaweedFilerClient) DeleteEntry(ctx context.Context, in *DeleteEntryReq
 	return out, nil
 }
 
-func (c *seaweedFilerClient) StreamDeleteEntries(ctx context.Context, opts ...grpc.CallOption) (SeaweedFiler_StreamDeleteEntriesClient, error) {
-	stream, err := grpc.NewClientStream(ctx, &_SeaweedFiler_serviceDesc.Streams[1], c.cc, "/filer_pb.SeaweedFiler/StreamDeleteEntries", opts...)
-	if err != nil {
-		return nil, err
-	}
-	x := &seaweedFilerStreamDeleteEntriesClient{stream}
-	return x, nil
-}
-
-type SeaweedFiler_StreamDeleteEntriesClient interface {
-	Send(*DeleteEntryRequest) error
-	Recv() (*DeleteEntryResponse, error)
-	grpc.ClientStream
-}
-
-type seaweedFilerStreamDeleteEntriesClient struct {
-	grpc.ClientStream
-}
-
-func (x *seaweedFilerStreamDeleteEntriesClient) Send(m *DeleteEntryRequest) error {
-	return x.ClientStream.SendMsg(m)
-}
-
-func (x *seaweedFilerStreamDeleteEntriesClient) Recv() (*DeleteEntryResponse, error) {
-	m := new(DeleteEntryResponse)
-	if err := x.ClientStream.RecvMsg(m); err != nil {
-		return nil, err
-	}
-	return m, nil
-}
-
 func (c *seaweedFilerClient) AtomicRenameEntry(ctx context.Context, in *AtomicRenameEntryRequest, opts ...grpc.CallOption) (*AtomicRenameEntryResponse, error) {
 	out := new(AtomicRenameEntryResponse)
 	err := grpc.Invoke(ctx, "/filer_pb.SeaweedFiler/AtomicRenameEntry", in, out, c.cc, opts...)
@@ -1314,7 +1282,6 @@ type SeaweedFilerServer interface {
 	CreateEntry(context.Context, *CreateEntryRequest) (*CreateEntryResponse, error)
 	UpdateEntry(context.Context, *UpdateEntryRequest) (*UpdateEntryResponse, error)
 	DeleteEntry(context.Context, *DeleteEntryRequest) (*DeleteEntryResponse, error)
-	StreamDeleteEntries(SeaweedFiler_StreamDeleteEntriesServer) error
 	AtomicRenameEntry(context.Context, *AtomicRenameEntryRequest) (*AtomicRenameEntryResponse, error)
 	AssignVolume(context.Context, *AssignVolumeRequest) (*AssignVolumeResponse, error)
 	LookupVolume(context.Context, *LookupVolumeRequest) (*LookupVolumeResponse, error)
@@ -1420,32 +1387,6 @@ func _SeaweedFiler_DeleteEntry_Handler(srv interface{}, ctx context.Context, dec
 	return interceptor(ctx, in, info, handler)
 }
 
-func _SeaweedFiler_StreamDeleteEntries_Handler(srv interface{}, stream grpc.ServerStream) error {
-	return srv.(SeaweedFilerServer).StreamDeleteEntries(&seaweedFilerStreamDeleteEntriesServer{stream})
-}
-
-type SeaweedFiler_StreamDeleteEntriesServer interface {
-	Send(*DeleteEntryResponse) error
-	Recv() (*DeleteEntryRequest, error)
-	grpc.ServerStream
-}
-
-type seaweedFilerStreamDeleteEntriesServer struct {
-	grpc.ServerStream
-}
-
-func (x *seaweedFilerStreamDeleteEntriesServer) Send(m *DeleteEntryResponse) error {
-	return x.ServerStream.SendMsg(m)
-}
-
-func (x *seaweedFilerStreamDeleteEntriesServer) Recv() (*DeleteEntryRequest, error) {
-	m := new(DeleteEntryRequest)
-	if err := x.ServerStream.RecvMsg(m); err != nil {
-		return nil, err
-	}
-	return m, nil
-}
-
 func _SeaweedFiler_AtomicRenameEntry_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(AtomicRenameEntryRequest)
 	if err := dec(in); err != nil {
@@ -1605,12 +1546,6 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
 			Handler:       _SeaweedFiler_ListEntries_Handler,
 			ServerStreams: true,
 		},
-		{
-			StreamName:    "StreamDeleteEntries",
-			Handler:       _SeaweedFiler_StreamDeleteEntries_Handler,
-			ServerStreams: true,
-			ClientStreams: true,
-		},
 	},
 	Metadata: "filer.proto",
 }
@@ -1618,115 +1553,114 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("filer.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
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+	0x2a, 0x4c, 0xcc, 0xc6, 0xb1, 0x86, 0x1b, 0x87, 0x8b, 0x14, 0x5c, 0x39, 0xcc, 0x50, 0x8e, 0x0d,
+	0xb7, 0x63, 0xf6, 0x11, 0x4d, 0x40, 0xe6, 0x0e, 0x00, 0x96, 0xaa, 0xa9, 0xb2, 0xae, 0xd1, 0xd5,
+	0x94, 0x03, 0x4d, 0xf0, 0xee, 0xc0, 0xf6, 0x57, 0x54, 0xe9, 0xdd, 0x49, 0x1c, 0xf0, 0x74, 0xca,
+	0x66, 0xb9, 0x08, 0xad, 0x50, 0x78, 0xff, 0x75, 0x60, 0xe7, 0x02, 0x81, 0xe2, 0xc1, 0x63, 0xe8,
+	0xcd, 0x43, 0xa9, 0xa8, 0x28, 0xab, 0xa4, 0x3c, 0x2e, 0x43, 0xd1, 0xba, 0x0a, 0x8a, 0x76, 0x03,
+	0x8a, 0x1b, 0xd0, 0x9d, 0x87, 0xe7, 0xc1, 0xfc, 0xb8, 0x58, 0x8e, 0x3a, 0xf3, 0xf0, 0xfc, 0xe5,
+	0x31, 0x76, 0x36, 0x26, 0x82, 0xe3, 0x3c, 0x3a, 0xa5, 0x4a, 0x56, 0x9d, 0x8d, 0x89, 0x27, 0x86,
+	0xa2, 0x1f, 0xad, 0x05, 0xbe, 0xc9, 0x69, 0x4e, 0x65, 0xd1, 0x2b, 0xf4, 0x70, 0xfc, 0x0d, 0x12,
+	0x70, 0x99, 0xc2, 0xcd, 0x12, 0xbb, 0x44, 0xdf, 0x2f, 0x4e, 0xfb, 0xff, 0xea, 0xc1, 0xf0, 0x88,
+	0x86, 0x67, 0x94, 0xc6, 0xf8, 0x60, 0x32, 0x2b, 0x0b, 0xad, 0xfe, 0xc3, 0x97, 0xdc, 0x5b, 0xae,
+	0xa8, 0x95, 0xbf, 0xb4, 0x27, 0x9f, 0x5e, 0x25, 0x56, 0xe4, 0xec, 0x35, 0xf2, 0x0a, 0x06, 0xd6,
+	0x2f, 0x4b, 0xb2, 0x6d, 0x29, 0x36, 0x7e, 0x30, 0x4f, 0x76, 0x2e, 0xe0, 0x96, 0xd6, 0x1e, 0x39,
+	0xe4, 0x05, 0x0c, 0xac, 0x95, 0xc6, 0xb6, 0xd7, 0xdc, 0xad, 0x6c, 0x7b, 0x2b, 0xf6, 0x20, 0xef,
+	0x9a, 0xb6, 0x66, 0x2d, 0x26, 0xb6, 0xb5, 0xe6, 0x2a, 0x64, 0x5b, 0x5b, 0xb5, 0xcd, 0xa0, 0x35,
+	0x6b, 0x0f, 0xb0, 0xad, 0x35, 0xb7, 0x1c, 0xdb, 0xda, 0x8a, 0xe5, 0xc1, 0xbb, 0x46, 0xfe, 0x08,
+	0x1b, 0x8d, 0x59, 0x4c, 0xbc, 0x85, 0xd6, 0x45, 0x4b, 0xc4, 0xe4, 0xee, 0xa5, 0x32, 0x95, 0xfd,
+	0xaf, 0x61, 0x68, 0x8f, 0x40, 0x62, 0x39, 0xb4, 0x62, 0xca, 0x4f, 0xee, 0x5c, 0xc4, 0xb6, 0x0d,
+	0xda, 0x5d, 0xd8, 0x36, 0xb8, 0x62, 0x0e, 0xd9, 0x06, 0x57, 0x35, 0x6f, 0xef, 0x1a, 0xf9, 0x03,
+	0xac, 0x2f, 0x77, 0x43, 0xf2, 0xc9, 0x32, 0x6c, 0x8d, 0x26, 0x3b, 0xf1, 0x2e, 0x13, 0xa9, 0x8c,
+	0x3f, 0x07, 0x58, 0x34, 0x39, 0x72, 0x7b, 0xa1, 0xd3, 0x68, 0xb2, 0x93, 0xed, 0xd5, 0xcc, 0xca,
+	0xd4, 0x9f, 0xe0, 0xc6, 0xca, 0x4e, 0x42, 0xac, 0x32, 0xb9, 0xac, 0x17, 0x4d, 0x7e, 0x72, 0xa5,
+	0x5c, 0x79, 0xd7, 0x93, 0x3b, 0xb0, 0x2e, 0x4d, 0x21, 0x4f, 0xe5, 0x5e, 0x94, 0x30, 0x9a, 0xaa,
+	0x27, 0x80, 0x1a, 0xaf, 0x05, 0x57, 0xfc, 0xb8, 0x8b, 0xff, 0x99, 0xfd, 0xfc, 0xff, 0x01, 0x00,
+	0x00, 0xff, 0xff, 0x84, 0x9e, 0xb9, 0x33, 0x42, 0x13, 0x00, 0x00,
 }
diff --git a/weed/pb/master_pb/master.pb.go b/weed/pb/master_pb/master.pb.go
index 95c9533a1..c33e2b768 100644
--- a/weed/pb/master_pb/master.pb.go
+++ b/weed/pb/master_pb/master.pb.go
@@ -428,12 +428,10 @@ type VolumeEcShardInformationMessage struct {
 	EcIndexBits uint32 `protobuf:"varint,3,opt,name=ec_index_bits,json=ecIndexBits" json:"ec_index_bits,omitempty"`
 }
 
-func (m *VolumeEcShardInformationMessage) Reset()         { *m = VolumeEcShardInformationMessage{} }
-func (m *VolumeEcShardInformationMessage) String() string { return proto.CompactTextString(m) }
-func (*VolumeEcShardInformationMessage) ProtoMessage()    {}
-func (*VolumeEcShardInformationMessage) Descriptor() ([]byte, []int) {
-	return fileDescriptor0, []int{4}
-}
+func (m *VolumeEcShardInformationMessage) Reset()                    { *m = VolumeEcShardInformationMessage{} }
+func (m *VolumeEcShardInformationMessage) String() string            { return proto.CompactTextString(m) }
+func (*VolumeEcShardInformationMessage) ProtoMessage()               {}
+func (*VolumeEcShardInformationMessage) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
 func (m *VolumeEcShardInformationMessage) GetId() uint32 {
 	if m != nil {
@@ -1424,12 +1422,10 @@ type GetMasterConfigurationResponse struct {
 	MetricsIntervalSeconds uint32 `protobuf:"varint,2,opt,name=metrics_interval_seconds,json=metricsIntervalSeconds" json:"metrics_interval_seconds,omitempty"`
 }
 
-func (m *GetMasterConfigurationResponse) Reset()         { *m = GetMasterConfigurationResponse{} }
-func (m *GetMasterConfigurationResponse) String() string { return proto.CompactTextString(m) }
-func (*GetMasterConfigurationResponse) ProtoMessage()    {}
-func (*GetMasterConfigurationResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor0, []int{32}
-}
+func (m *GetMasterConfigurationResponse) Reset()                    { *m = GetMasterConfigurationResponse{} }
+func (m *GetMasterConfigurationResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetMasterConfigurationResponse) ProtoMessage()               {}
+func (*GetMasterConfigurationResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{32} }
 
 func (m *GetMasterConfigurationResponse) GetMetricsAddress() string {
 	if m != nil {
diff --git a/weed/pb/volume_server_pb/volume_server.pb.go b/weed/pb/volume_server_pb/volume_server.pb.go
index 293b894e2..bcc31de16 100644
--- a/weed/pb/volume_server_pb/volume_server.pb.go
+++ b/weed/pb/volume_server_pb/volume_server.pb.go
@@ -1043,12 +1043,10 @@ func (m *VolumeEcShardsGenerateRequest) GetCollection() string {
 type VolumeEcShardsGenerateResponse struct {
 }
 
-func (m *VolumeEcShardsGenerateResponse) Reset()         { *m = VolumeEcShardsGenerateResponse{} }
-func (m *VolumeEcShardsGenerateResponse) String() string { return proto.CompactTextString(m) }
-func (*VolumeEcShardsGenerateResponse) ProtoMessage()    {}
-func (*VolumeEcShardsGenerateResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor0, []int{41}
-}
+func (m *VolumeEcShardsGenerateResponse) Reset()                    { *m = VolumeEcShardsGenerateResponse{} }
+func (m *VolumeEcShardsGenerateResponse) String() string            { return proto.CompactTextString(m) }
+func (*VolumeEcShardsGenerateResponse) ProtoMessage()               {}
+func (*VolumeEcShardsGenerateResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{41} }
 
 type VolumeEcShardsRebuildRequest struct {
 	VolumeId   uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"`
@@ -1421,12 +1419,10 @@ func (m *VolumeEcShardsToVolumeRequest) GetCollection() string {
 type VolumeEcShardsToVolumeResponse struct {
 }
 
-func (m *VolumeEcShardsToVolumeResponse) Reset()         { *m = VolumeEcShardsToVolumeResponse{} }
-func (m *VolumeEcShardsToVolumeResponse) String() string { return proto.CompactTextString(m) }
-func (*VolumeEcShardsToVolumeResponse) ProtoMessage()    {}
-func (*VolumeEcShardsToVolumeResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor0, []int{57}
-}
+func (m *VolumeEcShardsToVolumeResponse) Reset()                    { *m = VolumeEcShardsToVolumeResponse{} }
+func (m *VolumeEcShardsToVolumeResponse) String() string            { return proto.CompactTextString(m) }
+func (*VolumeEcShardsToVolumeResponse) ProtoMessage()               {}
+func (*VolumeEcShardsToVolumeResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{57} }
 
 type ReadVolumeFileStatusRequest struct {
 	VolumeId uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"`
@@ -2093,10 +2089,8 @@ type QueryRequest_InputSerialization_JSONInput struct {
 func (m *QueryRequest_InputSerialization_JSONInput) Reset() {
 	*m = QueryRequest_InputSerialization_JSONInput{}
 }
-func (m *QueryRequest_InputSerialization_JSONInput) String() string {
-	return proto.CompactTextString(m)
-}
-func (*QueryRequest_InputSerialization_JSONInput) ProtoMessage() {}
+func (m *QueryRequest_InputSerialization_JSONInput) String() string { return proto.CompactTextString(m) }
+func (*QueryRequest_InputSerialization_JSONInput) ProtoMessage()    {}
 func (*QueryRequest_InputSerialization_JSONInput) Descriptor() ([]byte, []int) {
 	return fileDescriptor0, []int{70, 1, 1}
 }
diff --git a/weed/s3api/filer_multipart.go b/weed/s3api/filer_multipart.go
index 792127771..1350fb18e 100644
--- a/weed/s3api/filer_multipart.go
+++ b/weed/s3api/filer_multipart.go
@@ -112,7 +112,7 @@ func (s3a *S3ApiServer) completeMultipartUpload(input *s3.CompleteMultipartUploa
 		},
 	}
 
-	if err = s3a.rm(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, true, false, true); err != nil {
+	if err = s3a.rm(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, false, true); err != nil {
 		glog.V(1).Infof("completeMultipartUpload cleanup %s upload %s: %v", *input.Bucket, *input.UploadId, err)
 	}
 
@@ -127,7 +127,7 @@ func (s3a *S3ApiServer) abortMultipartUpload(input *s3.AbortMultipartUploadInput
 		return nil, ErrNoSuchUpload
 	}
 	if exists {
-		err = s3a.rm(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, true, true, true)
+		err = s3a.rm(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, true, true)
 	}
 	if err != nil {
 		glog.V(1).Infof("bucket %s remove upload %s: %v", *input.Bucket, *input.UploadId, err)
diff --git a/weed/s3api/filer_util.go b/weed/s3api/filer_util.go
index ec1eedcb4..2793ee71d 100644
--- a/weed/s3api/filer_util.go
+++ b/weed/s3api/filer_util.go
@@ -117,21 +117,13 @@ func (s3a *S3ApiServer) list(parentDirectoryPath, prefix, startFrom string, incl
 
 }
 
-func (s3a *S3ApiServer) rm(parentDirectoryPath, entryName string, isDirectory, isDeleteData, isRecursive bool) error {
+func (s3a *S3ApiServer) rm(parentDirectoryPath, entryName string, isDeleteData, isRecursive bool) error {
 
 	return s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
 
-		request := &filer_pb.DeleteEntryRequest{
-			Directory:    parentDirectoryPath,
-			Name:         entryName,
-			IsDeleteData: isDeleteData,
-			IsRecursive:  isRecursive,
-		}
-
-		glog.V(1).Infof("delete entry %v/%v: %v", parentDirectoryPath, entryName, request)
-		if _, err := client.DeleteEntry(context.Background(), request); err != nil {
-			glog.V(0).Infof("delete entry %v: %v", request, err)
-			return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, err)
+		err := doDeleteEntry(client, parentDirectoryPath, entryName, isDeleteData, isRecursive)
+		if err != nil {
+			return err
 		}
 
 		return nil
@@ -139,57 +131,24 @@ func (s3a *S3ApiServer) rm(parentDirectoryPath, entryName string, isDirectory, i
 
 }
 
-func (s3a *S3ApiServer) streamRemove(quiet bool, fn func() (finished bool, parentDirectoryPath string, entryName string, isDeleteData, isRecursive bool), respFn func(err string)) error {
-
-	return s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
-
-		stream, err := client.StreamDeleteEntries(context.Background())
-		if err != nil {
-			glog.V(0).Infof("stream delete entry: %v", err)
-			return fmt.Errorf("stream delete entry: %v", err)
-		}
-
-		waitc := make(chan struct{})
-		go func() {
-			for {
-				resp, err := stream.Recv()
-				if err == io.EOF {
-					// read done.
-					close(waitc)
-					return
-				}
-				if err != nil {
-					glog.V(0).Infof("streamRemove: %v", err)
-					return
-				}
-				respFn(resp.Error)
-			}
-		}()
-
-		for {
-			finished, parentDirectoryPath, entryName, isDeleteData, isRecursive := fn()
-			if finished {
-				break
-			}
-			err = stream.Send(&filer_pb.DeleteEntryRequest{
-				Directory:            parentDirectoryPath,
-				Name:                 entryName,
-				IsDeleteData:         isDeleteData,
-				IsRecursive:          isRecursive,
-				IgnoreRecursiveError: quiet,
-			})
-			if err != nil {
-				glog.V(0).Infof("streamRemove: %v", err)
-				break
-			}
+func doDeleteEntry(client filer_pb.SeaweedFilerClient, parentDirectoryPath string, entryName string, isDeleteData bool, isRecursive bool) error {
+	request := &filer_pb.DeleteEntryRequest{
+		Directory:    parentDirectoryPath,
+		Name:         entryName,
+		IsDeleteData: isDeleteData,
+		IsRecursive:  isRecursive,
+	}
 
+	glog.V(1).Infof("delete entry %v/%v: %v", parentDirectoryPath, entryName, request)
+	if resp, err := client.DeleteEntry(context.Background(), request); err != nil {
+		glog.V(0).Infof("delete entry %v: %v", request, err)
+		return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, err)
+	} else {
+		if resp.Error != "" {
+			return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, resp.Error)
 		}
-		stream.CloseSend()
-		<-waitc
-		return err
-
-	})
-
+	}
+	return nil
 }
 
 func (s3a *S3ApiServer) exists(parentDirectoryPath string, entryName string, isDirectory bool) (exists bool, err error) {
diff --git a/weed/s3api/s3api_bucket_handlers.go b/weed/s3api/s3api_bucket_handlers.go
index 3e5089bed..8efb46014 100644
--- a/weed/s3api/s3api_bucket_handlers.go
+++ b/weed/s3api/s3api_bucket_handlers.go
@@ -94,7 +94,7 @@ func (s3a *S3ApiServer) DeleteBucketHandler(w http.ResponseWriter, r *http.Reque
 		return nil
 	})
 
-	err = s3a.rm(s3a.option.BucketsPath, bucket, true, false, true)
+	err = s3a.rm(s3a.option.BucketsPath, bucket, false, true)
 
 	if err != nil {
 		writeErrorResponse(w, ErrInternalError, r.URL)
diff --git a/weed/s3api/s3api_object_handlers.go b/weed/s3api/s3api_object_handlers.go
index 9d03cdbe3..bb3ead6f2 100644
--- a/weed/s3api/s3api_object_handlers.go
+++ b/weed/s3api/s3api_object_handlers.go
@@ -13,6 +13,7 @@ import (
 	"github.com/gorilla/mux"
 
 	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/server"
 	"github.com/chrislusf/seaweedfs/weed/util"
 )
@@ -165,38 +166,32 @@ func (s3a *S3ApiServer) DeleteMultipleObjectsHandler(w http.ResponseWriter, r *h
 		return
 	}
 
-	var index int
-
 	var deletedObjects []ObjectIdentifier
 	var deleteErrors []DeleteError
-	s3a.streamRemove(deleteObjects.Quiet, func() (finished bool, parentDirectoryPath string, entryName string, isDeleteData, isRecursive bool) {
-		if index >= len(deleteObjects.Objects) {
-			finished = true
-			return
-		}
-
-		object := deleteObjects.Objects[index]
 
-		lastSeparator := strings.LastIndex(object.ObjectName, "/")
-		parentDirectoryPath, entryName, isDeleteData, isRecursive = "/", object.ObjectName, true, false
-		if lastSeparator > 0 && lastSeparator+1 < len(object.ObjectName) {
-			entryName = object.ObjectName[lastSeparator+1:]
-			parentDirectoryPath = "/" + object.ObjectName[:lastSeparator]
-		}
-		parentDirectoryPath = fmt.Sprintf("%s/%s%s", s3a.option.BucketsPath, bucket, parentDirectoryPath)
-		return
-	}, func(err string) {
-		object := deleteObjects.Objects[index]
-		if err == "" {
-			deletedObjects = append(deletedObjects, object)
-		} else {
-			deleteErrors = append(deleteErrors, DeleteError{
-				Code:    "",
-				Message: err,
-				Key:     object.ObjectName,
-			})
+	s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+
+		for _, object := range deleteObjects.Objects {
+			lastSeparator := strings.LastIndex(object.ObjectName, "/")
+			parentDirectoryPath, entryName, isDeleteData, isRecursive := "/", object.ObjectName, true, false
+			if lastSeparator > 0 && lastSeparator+1 < len(object.ObjectName) {
+				entryName = object.ObjectName[lastSeparator+1:]
+				parentDirectoryPath = "/" + object.ObjectName[:lastSeparator]
+			}
+			parentDirectoryPath = fmt.Sprintf("%s/%s%s", s3a.option.BucketsPath, bucket, parentDirectoryPath)
+
+			err := doDeleteEntry(client, parentDirectoryPath, entryName, isDeleteData, isRecursive)
+			if err == nil {
+				deletedObjects = append(deletedObjects, object)
+			} else {
+				deleteErrors = append(deleteErrors, DeleteError{
+					Code:    "",
+					Message: err.Error(),
+					Key:     object.ObjectName,
+				})
+			}
 		}
-		index++
+		return nil
 	})
 
 	deleteResp := DeleteObjectsResponse{}
diff --git a/weed/server/filer_grpc_server.go b/weed/server/filer_grpc_server.go
index b904c1393..2ba2db132 100644
--- a/weed/server/filer_grpc_server.go
+++ b/weed/server/filer_grpc_server.go
@@ -226,25 +226,6 @@ func (fs *FilerServer) DeleteEntry(ctx context.Context, req *filer_pb.DeleteEntr
 	return resp, nil
 }
 
-func (fs *FilerServer) StreamDeleteEntries(stream filer_pb.SeaweedFiler_StreamDeleteEntriesServer) error {
-	for {
-		req, err := stream.Recv()
-		if err != nil {
-			return fmt.Errorf("receive delete entry request: %v", err)
-		}
-		fullpath := filer2.FullPath(filepath.ToSlash(filepath.Join(req.Directory, req.Name)))
-		err = fs.filer.DeleteEntryMetaAndData(context.Background(), fullpath, req.IsRecursive, req.IgnoreRecursiveError, req.IsDeleteData)
-		resp := &filer_pb.DeleteEntryResponse{}
-		if err != nil {
-			resp.Error = err.Error()
-		}
-		if err := stream.Send(resp); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
 func (fs *FilerServer) AssignVolume(ctx context.Context, req *filer_pb.AssignVolumeRequest) (resp *filer_pb.AssignVolumeResponse, err error) {
 
 	ttlStr := ""