diff --git a/weed/command/s3.go b/weed/command/s3.go
index 535ffbcb1..03fa80ed8 100644
--- a/weed/command/s3.go
+++ b/weed/command/s3.go
@@ -16,16 +16,18 @@ var (
 )
 
 type S3Options struct {
-	filer         *string
-	filerGrpcPort *int
-	port          *int
-	domainName    *string
+	filer            *string
+	filerGrpcPort    *int
+	filerBucketsPath *string
+	port             *int
+	domainName       *string
 }
 
 func init() {
 	cmdS3.Run = runS3 // break init cycle
 	s3options.filer = cmdS3.Flag.String("filer", "localhost:8888", "filer server address")
 	s3options.filerGrpcPort = cmdS3.Flag.Int("filer.grpcPort", 0, "filer server grpc port, default to filer http port plus 10000")
+	s3options.filerBucketsPath = cmdS3.Flag.String("filer.dir.buckets", "/s3buckets", "folder on filer to store all buckets")
 	s3options.port = cmdS3.Flag.Int("port", 8333, "s3options server http listen port")
 	s3options.domainName = cmdS3.Flag.String("domainName", "", "suffix of the host name, {bucket}.{domainName}")
 }
@@ -52,6 +54,7 @@ func runS3(cmd *Command, args []string) bool {
 		Filer:            *s3options.filer,
 		FilerGrpcAddress: filerGrpcAddress,
 		DomainName:       *s3options.domainName,
+		BucketsPath:      *s3options.filerBucketsPath,
 	})
 	if s3ApiServer_err != nil {
 		glog.Fatalf("S3 API Server startup error: %v", s3ApiServer_err)
diff --git a/weed/filer2/filer.go b/weed/filer2/filer.go
index a98194bc8..2ecf3976e 100644
--- a/weed/filer2/filer.go
+++ b/weed/filer2/filer.go
@@ -125,7 +125,7 @@ func (f *Filer) FindEntry(p FullPath) (entry *Entry, err error) {
 	return f.store.FindEntry(p)
 }
 
-func (f *Filer) DeleteEntryMetaAndData(p FullPath, shouldDeleteChunks bool) (err error) {
+func (f *Filer) DeleteEntryMetaAndData(p FullPath, isRecursive bool, shouldDeleteChunks bool) (err error) {
 	entry, err := f.FindEntry(p)
 	if err != nil {
 		return err
@@ -136,8 +136,14 @@ func (f *Filer) DeleteEntryMetaAndData(p FullPath, shouldDeleteChunks bool) (err
 		if err != nil {
 			return fmt.Errorf("list folder %s: %v", p, err)
 		}
-		if len(entries) > 0 {
-			return fmt.Errorf("folder %s is not empty", p)
+		if isRecursive {
+			for _, sub := range entries {
+				f.DeleteEntryMetaAndData(sub.FullPath, isRecursive, shouldDeleteChunks)
+			}
+		} else {
+			if len(entries) > 0 {
+				return fmt.Errorf("folder %s is not empty", p)
+			}
 		}
 		f.cacheDelDirectory(string(p))
 	}
@@ -158,7 +164,7 @@ func (f *Filer) ListDirectoryEntries(p FullPath, startFileName string, inclusive
 
 func (f *Filer) cacheDelDirectory(dirpath string) {
 	if f.directoryCache == nil {
-		return 
+		return
 	}
 	f.directoryCache.Delete(dirpath)
 	return
diff --git a/weed/pb/filer.proto b/weed/pb/filer.proto
index fe1fe4d8d..50afcd03a 100644
--- a/weed/pb/filer.proto
+++ b/weed/pb/filer.proto
@@ -117,6 +117,7 @@ message DeleteEntryRequest {
     string name = 2;
     bool is_directory = 3;
     bool is_delete_data = 4;
+    bool is_recursive = 5;
 }
 
 message DeleteEntryResponse {
diff --git a/weed/pb/filer_pb/filer.pb.go b/weed/pb/filer_pb/filer.pb.go
index 0756c6c7c..0a451a9ec 100644
--- a/weed/pb/filer_pb/filer.pb.go
+++ b/weed/pb/filer_pb/filer.pb.go
@@ -452,6 +452,7 @@ type DeleteEntryRequest struct {
 	Name         string `protobuf:"bytes,2,opt,name=name" json:"name,omitempty"`
 	IsDirectory  bool   `protobuf:"varint,3,opt,name=is_directory,json=isDirectory" json:"is_directory,omitempty"`
 	IsDeleteData bool   `protobuf:"varint,4,opt,name=is_delete_data,json=isDeleteData" json:"is_delete_data,omitempty"`
+	IsRecursive  bool   `protobuf:"varint,5,opt,name=is_recursive,json=isRecursive" json:"is_recursive,omitempty"`
 }
 
 func (m *DeleteEntryRequest) Reset()                    { *m = DeleteEntryRequest{} }
@@ -487,6 +488,13 @@ func (m *DeleteEntryRequest) GetIsDeleteData() bool {
 	return false
 }
 
+func (m *DeleteEntryRequest) GetIsRecursive() bool {
+	if m != nil {
+		return m.IsRecursive
+	}
+	return false
+}
+
 type DeleteEntryResponse struct {
 }
 
@@ -987,67 +995,68 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("filer.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
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+	0x4b, 0xfd, 0x81, 0x3a, 0xb2, 0x43, 0xe4, 0x01, 0x40, 0x94, 0x25, 0x09, 0x46, 0x2a, 0xc1, 0x53,
+	0x09, 0x56, 0x44, 0x3e, 0x4f, 0x21, 0x92, 0x19, 0xc7, 0xc8, 0x87, 0xa9, 0x73, 0xd0, 0xa3, 0x7d,
+	0x21, 0x92, 0x73, 0x8c, 0x82, 0x39, 0x7c, 0xf2, 0x1c, 0x55, 0x7b, 0xdd, 0x5a, 0xef, 0xc5, 0xb4,
+	0x66, 0x5b, 0xc3, 0xec, 0x03, 0x2c, 0xc3, 0x1c, 0x53, 0x21, 0x9b, 0xc6, 0x4c, 0x89, 0xa7, 0x23,
+	0xa7, 0x2c, 0xb7, 0x5f, 0x9c, 0x6b, 0xbf, 0xb8, 0xe0, 0x0f, 0x07, 0x26, 0x6d, 0x95, 0x4c, 0x43,
+	0xd7, 0xfb, 0xc6, 0x79, 0xfb, 0xbe, 0xb1, 0xda, 0xb3, 0xf3, 0xc6, 0xf6, 0x0c, 0x8e, 0xe0, 0xee,
+	0x73, 0x14, 0x2a, 0x9e, 0xa5, 0x02, 0x53, 0x51, 0x4a, 0xdd, 0xd4, 0x70, 0xc1, 0x31, 0xdc, 0x5b,
+	0xbf, 0x61, 0x28, 0xfb, 0xb0, 0x1d, 0xe9, 0x90, 0xba, 0x32, 0xa2, 0xe5, 0x36, 0xf8, 0x19, 0xc8,
+	0x49, 0x8e, 0xa1, 0xc0, 0x77, 0xf0, 0x9d, 0xca, 0x43, 0x3a, 0xaf, 0xf5, 0x90, 0xbb, 0x30, 0xae,
+	0x41, 0x6b, 0x2e, 0xb2, 0xe2, 0xc5, 0x32, 0x7e, 0x5f, 0x15, 0x6b, 0xd0, 0xa6, 0xe2, 0x3f, 0x0e,
+	0x90, 0x53, 0x4c, 0xf0, 0x9d, 0x4a, 0xb6, 0x98, 0x6b, 0xc3, 0x81, 0xdc, 0xa6, 0x03, 0x3d, 0x84,
+	0x3b, 0x32, 0x45, 0x55, 0x9b, 0xc5, 0xa1, 0x08, 0xd5, 0x68, 0x0d, 0xe8, 0x88, 0x71, 0x4d, 0xe1,
+	0x34, 0x14, 0xa1, 0x01, 0xca, 0x31, 0x2a, 0x72, 0xce, 0x6e, 0x50, 0x0d, 0x9b, 0x02, 0xa2, 0x65,
+	0x48, 0x6a, 0xa9, 0x71, 0x36, 0x5a, 0xfe, 0x76, 0x60, 0xfc, 0x94, 0x73, 0x36, 0x4f, 0x7f, 0xca,
+	0x92, 0x62, 0x81, 0xa5, 0x98, 0x5d, 0xe8, 0x45, 0x59, 0x61, 0xde, 0x6f, 0x8f, 0xea, 0xcd, 0xda,
+	0xac, 0x75, 0x1a, 0xb3, 0xb6, 0x36, 0xad, 0x6e, 0x73, 0x5a, 0xad, 0x69, 0xec, 0xda, 0xd3, 0x48,
+	0x3e, 0x85, 0xa1, 0x94, 0x37, 0x8b, 0x30, 0x15, 0x98, 0x2b, 0x05, 0x1e, 0x05, 0x19, 0x3a, 0x51,
+	0x91, 0xe0, 0x06, 0x76, 0xeb, 0x44, 0x4d, 0x2f, 0x6e, 0xf4, 0x4b, 0x69, 0x45, 0x79, 0x62, 0x58,
+	0xca, 0xa5, 0x1a, 0xe0, 0xe2, 0x32, 0x61, 0xd1, 0x4c, 0x1e, 0xb8, 0x66, 0x80, 0x55, 0xe4, 0x22,
+	0x4f, 0x56, 0x9a, 0xbb, 0x96, 0xe6, 0xe0, 0x6b, 0x18, 0xeb, 0x2f, 0x60, 0xfd, 0x01, 0xed, 0x03,
+	0xdc, 0xa8, 0xc0, 0x8c, 0xc5, 0xfa, 0x4b, 0xe4, 0x51, 0x4f, 0x47, 0x5e, 0xc4, 0x3c, 0xf8, 0x0e,
+	0xbc, 0xb3, 0x4c, 0x6b, 0xe6, 0xe4, 0x08, 0xbc, 0xa4, 0xdc, 0x98, 0x8f, 0x16, 0x59, 0xb5, 0x5c,
+	0x99, 0x47, 0x57, 0x49, 0xc1, 0xb7, 0x30, 0x28, 0xc3, 0xa5, 0x0e, 0x67, 0x93, 0x8e, 0xce, 0x9a,
+	0x8e, 0xe0, 0x3f, 0x07, 0x76, 0xeb, 0x94, 0xcd, 0xa3, 0xba, 0x80, 0x9d, 0xaa, 0xc4, 0x6c, 0x11,
+	0x2e, 0x0d, 0x97, 0x23, 0x9b, 0x4b, 0xf3, 0x5a, 0x45, 0x90, 0xbf, 0x0c, 0x97, 0xba, 0x7b, 0x46,
+	0x89, 0x15, 0x9a, 0xfc, 0x08, 0x1f, 0x35, 0x52, 0x24, 0xeb, 0x6b, 0x2c, 0xe7, 0x40, 0x2e, 0xc9,
+	0x63, 0xe8, 0xdd, 0x84, 0x49, 0x81, 0x66, 0xe8, 0xc6, 0xcd, 0x27, 0xc0, 0xa9, 0xce, 0xf8, 0xa6,
+	0xf3, 0xc4, 0x39, 0xfe, 0xb7, 0x07, 0xa3, 0x73, 0x0c, 0x7f, 0x43, 0x8c, 0xa5, 0x05, 0xe5, 0x64,
+	0x5e, 0xaa, 0xaa, 0xff, 0x8a, 0x90, 0x47, 0xeb, 0xf4, 0x5b, 0xff, 0x7d, 0x26, 0x5f, 0xbc, 0x29,
+	0xcd, 0x4c, 0xc4, 0x16, 0x39, 0x83, 0xa1, 0xf5, 0xe3, 0x41, 0xf6, 0xac, 0x8b, 0x8d, 0x7f, 0x98,
+	0xc9, 0xfe, 0x86, 0xd3, 0x0a, 0x2d, 0x04, 0xd2, 0x34, 0x7f, 0xf2, 0xf9, 0xea, 0xda, 0xc6, 0x8f,
+	0xd0, 0xe4, 0xe1, 0xeb, 0x93, 0x6c, 0xc2, 0x96, 0x33, 0xda, 0x84, 0x9b, 0x5e, 0x6c, 0x13, 0x6e,
+	0xb3, 0x53, 0x85, 0x66, 0xb9, 0x9e, 0x8d, 0xd6, 0xf4, 0x59, 0x1b, 0xad, 0xcd, 0x2a, 0x15, 0x9a,
+	0xe5, 0x3b, 0x36, 0x5a, 0xd3, 0x42, 0x6d, 0xb4, 0x36, 0xb3, 0xda, 0x22, 0xaf, 0x60, 0x64, 0x9b,
+	0x00, 0xb1, 0x2e, 0xb4, 0xb8, 0xd8, 0xe4, 0xc1, 0xa6, 0x63, 0x1b, 0xd0, 0xee, 0x79, 0x1b, 0xb0,
+	0x65, 0xea, 0x6d, 0xc0, 0xb6, 0x51, 0x09, 0xb6, 0x2e, 0xfb, 0xea, 0x97, 0xfc, 0xab, 0xff, 0x03,
+	0x00, 0x00, 0xff, 0xff, 0x27, 0x89, 0x58, 0x67, 0xa1, 0x0b, 0x00, 0x00,
 }
diff --git a/weed/s3api/s3api_bucket_handlers.go b/weed/s3api/s3api_bucket_handlers.go
index 976bf857a..de77da7c8 100644
--- a/weed/s3api/s3api_bucket_handlers.go
+++ b/weed/s3api/s3api_bucket_handlers.go
@@ -7,6 +7,13 @@ import (
 	"time"
 	"context"
 	"fmt"
+	"github.com/gorilla/mux"
+	"os"
+)
+
+var (
+	OS_UID = uint32(os.Getuid())
+	OS_GID = uint32(os.Getgid())
 )
 
 func (s3a *S3ApiServer) ListBucketsHandler(w http.ResponseWriter, r *http.Request) {
@@ -15,7 +22,7 @@ func (s3a *S3ApiServer) ListBucketsHandler(w http.ResponseWriter, r *http.Reques
 	err := s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
 
 		request := &filer_pb.ListEntriesRequest{
-			Directory: "/buckets",
+			Directory: s3a.option.BucketsPath,
 		}
 
 		glog.V(4).Infof("read directory: %v", request)
@@ -56,3 +63,76 @@ func (s3a *S3ApiServer) ListBucketsHandler(w http.ResponseWriter, r *http.Reques
 
 	writeSuccessResponseXML(w, encodeResponse(response))
 }
+
+func (s3a *S3ApiServer) PutBucketHandler(w http.ResponseWriter, r *http.Request) {
+
+	vars := mux.Vars(r)
+	bucket := vars["bucket"]
+
+	err := s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+
+		request := &filer_pb.CreateEntryRequest{
+			Directory: s3a.option.BucketsPath,
+			Entry: &filer_pb.Entry{
+				Name:        bucket,
+				IsDirectory: true,
+				Attributes: &filer_pb.FuseAttributes{
+					Mtime:    time.Now().Unix(),
+					Crtime:   time.Now().Unix(),
+					FileMode: uint32(0777 | os.ModeDir),
+					Uid:      OS_UID,
+					Gid:      OS_GID,
+				},
+			},
+		}
+
+		glog.V(1).Infof("create bucket: %v", request)
+		if _, err := client.CreateEntry(context.Background(), request); err != nil {
+			return fmt.Errorf("mkdir %s/%s: %v", s3a.option.BucketsPath, bucket, err)
+		}
+
+		// TODO create collection
+
+		return nil
+	})
+
+	if err != nil {
+		writeErrorResponse(w, ErrInternalError, r.URL)
+		return
+	}
+
+	writeSuccessResponseEmpty(w)
+}
+
+func (s3a *S3ApiServer) DeleteBucketHandler(w http.ResponseWriter, r *http.Request) {
+
+	vars := mux.Vars(r)
+	bucket := vars["bucket"]
+
+	// TODO delete collection
+
+	err := s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+
+		request := &filer_pb.DeleteEntryRequest{
+			Directory:    s3a.option.BucketsPath,
+			Name:         bucket,
+			IsDirectory:  true,
+			IsDeleteData: false,
+			IsRecursive:  true,
+		}
+
+		glog.V(1).Infof("delete bucket: %v", request)
+		if _, err := client.DeleteEntry(context.Background(), request); err != nil {
+			return fmt.Errorf("delete bucket %s/%s: %v", s3a.option.BucketsPath, bucket, err)
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		writeErrorResponse(w, ErrInternalError, r.URL)
+		return
+	}
+
+	writeResponse(w, http.StatusNoContent, nil, mimeNone)
+}
diff --git a/weed/s3api/s3api_handlers.go b/weed/s3api/s3api_handlers.go
index 759478fe8..229b3a740 100644
--- a/weed/s3api/s3api_handlers.go
+++ b/weed/s3api/s3api_handlers.go
@@ -89,3 +89,7 @@ func writeResponse(w http.ResponseWriter, statusCode int, response []byte, mType
 func writeSuccessResponseXML(w http.ResponseWriter, response []byte) {
 	writeResponse(w, http.StatusOK, response, mimeXML)
 }
+
+func writeSuccessResponseEmpty(w http.ResponseWriter) {
+	writeResponse(w, http.StatusOK, nil, mimeNone)
+}
diff --git a/weed/s3api/s3api_server.go b/weed/s3api/s3api_server.go
index 2c23e62ef..267dc29ac 100644
--- a/weed/s3api/s3api_server.go
+++ b/weed/s3api/s3api_server.go
@@ -15,6 +15,7 @@ type S3ApiServerOption struct {
 	Filer            string
 	FilerGrpcAddress string
 	DomainName       string
+	BucketsPath      string
 }
 
 type S3ApiServer struct {
@@ -40,65 +41,66 @@ func (s3a *S3ApiServer) registerRouter(router *mux.Router) {
 	}
 	routers = append(routers, apiRouter.PathPrefix("/{bucket}").Subrouter())
 
-	/*
 	for _, bucket := range routers {
-		// HeadObject
-		bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(s3a.HeadObjectHandler)
-		// GetObject
-		bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.GetObjectHandler)
-		// CopyObject
-		bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(s3a.CopyObjectHandler)
-		// PutObject
-		bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(s3a.PutObjectHandler)
-		// DeleteObject
-		bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(s3a.DeleteObjectHandler)
-
-		// CopyObjectPart
-		bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(s3a.CopyObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
-		// PutObjectPart
-		bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(s3a.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
-		// ListObjectPxarts
-		bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
-		// CompleteMultipartUpload
-		bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(s3a.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
-		// NewMultipartUpload
-		bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(s3a.NewMultipartUploadHandler).Queries("uploads", "")
-		// AbortMultipartUpload
-		bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(s3a.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
-
-		// ListMultipartUploads
-		bucket.Methods("GET").HandlerFunc(s3a.ListMultipartUploadsHandler).Queries("uploads", "")
-		// ListObjectsV2
-		bucket.Methods("GET").HandlerFunc(s3a.ListObjectsV2Handler).Queries("list-type", "2")
-		// ListObjectsV1 (Legacy)
-		bucket.Methods("GET").HandlerFunc(s3a.ListObjectsV1Handler)
 		// PutBucket
 		bucket.Methods("PUT").HandlerFunc(s3a.PutBucketHandler)
-		// HeadBucket
-		bucket.Methods("HEAD").HandlerFunc(s3a.HeadBucketHandler)
-		// DeleteMultipleObjects
-		bucket.Methods("POST").HandlerFunc(s3a.DeleteMultipleObjectsHandler).Queries("delete", "")
 		// DeleteBucket
 		bucket.Methods("DELETE").HandlerFunc(s3a.DeleteBucketHandler)
 
-		// not implemented
-		// GetBucketLocation
-		bucket.Methods("GET").HandlerFunc(s3a.GetBucketLocationHandler).Queries("location", "")
-		// GetBucketPolicy
-		bucket.Methods("GET").HandlerFunc(s3a.GetBucketPolicyHandler).Queries("policy", "")
-		// GetObjectACL
-		bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.GetObjectACLHandler).Queries("acl", "")
-		// GetBucketACL
-		bucket.Methods("GET").HandlerFunc(s3a.GetBucketACLHandler).Queries("acl", "")
-		// PutBucketPolicy
-		bucket.Methods("PUT").HandlerFunc(s3a.PutBucketPolicyHandler).Queries("policy", "")
-		// DeleteBucketPolicy
-		bucket.Methods("DELETE").HandlerFunc(s3a.DeleteBucketPolicyHandler).Queries("policy", "")
-		// PostPolicy
-		bucket.Methods("POST").HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(s3a.PostPolicyBucketHandler)
+		/*
+			// HeadObject
+			bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(s3a.HeadObjectHandler)
+			// GetObject
+			bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.GetObjectHandler)
+			// CopyObject
+			bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(s3a.CopyObjectHandler)
+			// PutObject
+			bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(s3a.PutObjectHandler)
+			// DeleteObject
+			bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(s3a.DeleteObjectHandler)
+
+			// CopyObjectPart
+			bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(s3a.CopyObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
+			// PutObjectPart
+			bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(s3a.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
+			// ListObjectPxarts
+			bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
+			// CompleteMultipartUpload
+			bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(s3a.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
+			// NewMultipartUpload
+			bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(s3a.NewMultipartUploadHandler).Queries("uploads", "")
+			// AbortMultipartUpload
+			bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(s3a.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
+
+			// ListMultipartUploads
+			bucket.Methods("GET").HandlerFunc(s3a.ListMultipartUploadsHandler).Queries("uploads", "")
+			// ListObjectsV2
+			bucket.Methods("GET").HandlerFunc(s3a.ListObjectsV2Handler).Queries("list-type", "2")
+			// ListObjectsV1 (Legacy)
+			bucket.Methods("GET").HandlerFunc(s3a.ListObjectsV1Handler)
+			// HeadBucket
+			bucket.Methods("HEAD").HandlerFunc(s3a.HeadBucketHandler)
+			// DeleteMultipleObjects
+			bucket.Methods("POST").HandlerFunc(s3a.DeleteMultipleObjectsHandler).Queries("delete", "")
+
+			// not implemented
+			// GetBucketLocation
+			bucket.Methods("GET").HandlerFunc(s3a.GetBucketLocationHandler).Queries("location", "")
+			// GetBucketPolicy
+			bucket.Methods("GET").HandlerFunc(s3a.GetBucketPolicyHandler).Queries("policy", "")
+			// GetObjectACL
+			bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(s3a.GetObjectACLHandler).Queries("acl", "")
+			// GetBucketACL
+			bucket.Methods("GET").HandlerFunc(s3a.GetBucketACLHandler).Queries("acl", "")
+			// PutBucketPolicy
+			bucket.Methods("PUT").HandlerFunc(s3a.PutBucketPolicyHandler).Queries("policy", "")
+			// DeleteBucketPolicy
+			bucket.Methods("DELETE").HandlerFunc(s3a.DeleteBucketPolicyHandler).Queries("policy", "")
+			// PostPolicy
+			bucket.Methods("POST").HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(s3a.PostPolicyBucketHandler)
+		*/
 
 	}
-	*/
 
 	// ListBuckets
 	apiRouter.Methods("GET").Path("/").HandlerFunc(s3a.ListBucketsHandler)
diff --git a/weed/server/filer_grpc_server.go b/weed/server/filer_grpc_server.go
index 1ec5439a5..49748af23 100644
--- a/weed/server/filer_grpc_server.go
+++ b/weed/server/filer_grpc_server.go
@@ -162,7 +162,7 @@ func (fs *FilerServer) UpdateEntry(ctx context.Context, req *filer_pb.UpdateEntr
 }
 
 func (fs *FilerServer) DeleteEntry(ctx context.Context, req *filer_pb.DeleteEntryRequest) (resp *filer_pb.DeleteEntryResponse, err error) {
-	err = fs.filer.DeleteEntryMetaAndData(filer2.FullPath(filepath.Join(req.Directory, req.Name)), req.IsDeleteData)
+	err = fs.filer.DeleteEntryMetaAndData(filer2.FullPath(filepath.Join(req.Directory, req.Name)), req.IsRecursive, req.IsDeleteData)
 	return &filer_pb.DeleteEntryResponse{}, err
 }
 
diff --git a/weed/server/filer_server_handlers_write.go b/weed/server/filer_server_handlers_write.go
index ba7c17b79..668f14ee8 100644
--- a/weed/server/filer_server_handlers_write.go
+++ b/weed/server/filer_server_handlers_write.go
@@ -31,11 +31,16 @@ func (fs *FilerServer) queryFileInfoByPath(w http.ResponseWriter, r *http.Reques
 		glog.V(0).Infoln("failing to find path in filer store", path, err.Error())
 		writeJsonError(w, r, http.StatusInternalServerError, err)
 	} else {
-		fileId = entry.Chunks[0].FileId
-		urlLocation, err = operation.LookupFileId(fs.filer.GetMaster(), fileId)
-		if err != nil {
-			glog.V(1).Infof("operation LookupFileId %s failed, err is %s", fileId, err.Error())
-			w.WriteHeader(http.StatusNotFound)
+		if len(entry.Chunks) == 0 {
+			glog.V(1).Infof("empty entry: %s", path)
+			w.WriteHeader(http.StatusNoContent)
+		}else{
+			fileId = entry.Chunks[0].FileId
+			urlLocation, err = operation.LookupFileId(fs.filer.GetMaster(), fileId)
+			if err != nil {
+				glog.V(1).Infof("operation LookupFileId %s failed, err is %s", fileId, err.Error())
+				w.WriteHeader(http.StatusNotFound)
+			}
 		}
 	}
 	return
@@ -101,7 +106,7 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) {
 		}
 	} else {
 		fileId, urlLocation, err = fs.monolithicUploadAnalyzer(w, r, replication, collection, dataCenter)
-		if err != nil {
+		if err != nil || fileId == "" {
 			return
 		}
 	}
@@ -215,7 +220,7 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) {
 // curl -X DELETE http://localhost:8888/path/to
 func (fs *FilerServer) DeleteHandler(w http.ResponseWriter, r *http.Request) {
 
-	err := fs.filer.DeleteEntryMetaAndData(filer2.FullPath(r.URL.Path), true)
+	err := fs.filer.DeleteEntryMetaAndData(filer2.FullPath(r.URL.Path), false, true)
 	if err != nil {
 		glog.V(4).Infoln("deleting", r.URL.Path, ":", err.Error())
 		writeJsonError(w, r, http.StatusInternalServerError, err)