s3 API add ListObjectsV1

weed/command/mount.go

@@ -11,6 +11,7 @@ type MountOptions struct {
 	filerGrpcPort      *int
 	filerMountRootPath *string
 	dir                *string
+	dirListingLimit    *int
 	collection         *string
 	replication        *string
 	ttlSec             *int
@@ -28,6 +29,7 @@ func init() {
 	mountOptions.filerGrpcPort = cmdMount.Flag.Int("filer.grpc.port", 0, "filer grpc server listen port, default to http port + 10000")
 	mountOptions.filerMountRootPath = cmdMount.Flag.String("filer.path", "/", "mount this remote path from filer server")
 	mountOptions.dir = cmdMount.Flag.String("dir", ".", "mount weed filer to this directory")
+	mountOptions.dirListingLimit = cmdMount.Flag.Int("dirListLimit", 1000, "limit sub dir listing size")
 	mountOptions.collection = cmdMount.Flag.String("collection", "", "collection to create the files")
 	mountOptions.replication = cmdMount.Flag.String("replication", "000", "replication to create to files")
 	mountOptions.ttlSec = cmdMount.Flag.Int("ttl", 0, "file ttl in seconds")

weed/command/mount_std.go

@@ -11,6 +11,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/filesys"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/util"
+	"strings"
 )
 
 func runMount(cmd *Command, args []string) bool {
@@ -57,9 +58,21 @@ func runMount(cmd *Command, args []string) bool {
 		return false
 	}
 
-	err = fs.Serve(c, filesys.NewSeaweedFileSystem(
-		filerGrpcAddress, *mountOptions.filerMountRootPath, *mountOptions.collection, *mountOptions.replication, int32(*mountOptions.ttlSec),
-		*mountOptions.chunkSizeLimitMB, *mountOptions.dataCenter))
+	mountRoot := *mountOptions.filerMountRootPath
+	if mountRoot != "/" && strings.HasSuffix(mountRoot, "/") {
+		mountRoot = mountRoot[0: len(mountRoot)-1]
+	}
+
+	err = fs.Serve(c, filesys.NewSeaweedFileSystem(&filesys.Option{
+		FilerGrpcAddress:   filerGrpcAddress,
+		FilerMountRootPath: mountRoot,
+		Collection:         *mountOptions.collection,
+		Replication:        *mountOptions.replication,
+		TtlSec:             int32(*mountOptions.ttlSec),
+		ChunkSizeLimit:     int64(*mountOptions.chunkSizeLimitMB) * 1024 * 1024,
+		DataCenter:         *mountOptions.dataCenter,
+		DirListingLimit:    *mountOptions.dirListingLimit,
+	}))
 	if err != nil {
 		fuse.Unmount(*mountOptions.dir)
 	}

weed/filesys/dir.go

@@ -117,9 +117,9 @@ func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
 					FileMode:    uint32(req.Mode),
 					Uid:         req.Uid,
 					Gid:         req.Gid,
-					Collection:  dir.wfs.collection,
-					Replication: dir.wfs.replication,
-					TtlSec:      dir.wfs.ttlSec,
+					Collection:  dir.wfs.option.Collection,
+					Replication: dir.wfs.option.Replication,
+					TtlSec:      dir.wfs.option.TtlSec,
 				},
 			},
 		}
@@ -226,6 +226,7 @@ func (dir *Dir) ReadDirAll(ctx context.Context) (ret []fuse.Dirent, err error) {
 
 		request := &filer_pb.ListEntriesRequest{
 			Directory: dir.Path,
+			Limit:     uint32(dir.wfs.option.DirListingLimit),
 		}
 
 		glog.V(4).Infof("read directory: %v", request)

weed/filesys/dirty_page.go

@@ -21,7 +21,7 @@ type ContinuousDirtyPages struct {
 
 func newDirtyPages(file *File) *ContinuousDirtyPages {
 	return &ContinuousDirtyPages{
-		Data: make([]byte, file.wfs.chunkSizeLimit),
+		Data: make([]byte, file.wfs.option.ChunkSizeLimit),
 		f:    file,
 	}
 }
@@ -119,10 +119,10 @@ func (pages *ContinuousDirtyPages) saveToStorage(ctx context.Context, buf []byte
 
 		request := &filer_pb.AssignVolumeRequest{
 			Count:       1,
-			Replication: pages.f.wfs.replication,
-			Collection:  pages.f.wfs.collection,
-			TtlSec:      pages.f.wfs.ttlSec,
-			DataCenter:  pages.f.wfs.dataCenter,
+			Replication: pages.f.wfs.option.Replication,
+			Collection:  pages.f.wfs.option.Collection,
+			TtlSec:      pages.f.wfs.option.TtlSec,
+			DataCenter:  pages.f.wfs.option.DataCenter,
 		}
 
 		resp, err := client.AssignVolume(ctx, request)

weed/filesys/wfs.go

@@ -8,19 +8,23 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/karlseguin/ccache"
-	"strings"
 	"sync"
 )
 
+type Option struct {
+	FilerGrpcAddress   string
+	FilerMountRootPath string
+	Collection         string
+	Replication        string
+	TtlSec             int32
+	ChunkSizeLimit     int64
+	DataCenter         string
+	DirListingLimit    int
+}
+
 type WFS struct {
-	filerGrpcAddress          string
-	filerMountRootPath        string
+	option                    *Option
 	listDirectoryEntriesCache *ccache.Cache
-	collection                string
-	replication               string
-	ttlSec                    int32
-	chunkSizeLimit            int64
-	dataCenter                string
 
 	// contains all open handles
 	handles           []*FileHandle
@@ -28,32 +32,23 @@ type WFS struct {
 	pathToHandleLock  sync.Mutex
 }
 
-func NewSeaweedFileSystem(filerGrpcAddress string, filerMountRootPath string, collection string, replication string, ttlSec int32, chunkSizeLimitMB int, dataCenter string) *WFS {
-	if filerMountRootPath != "/" && strings.HasSuffix(filerMountRootPath, "/") {
-		filerMountRootPath = filerMountRootPath[0 : len(filerMountRootPath)-1]
-	}
+func NewSeaweedFileSystem(option *Option) *WFS {
 	return &WFS{
-		filerGrpcAddress:          filerGrpcAddress,
-		filerMountRootPath:        filerMountRootPath,
+		option:                    option,
 		listDirectoryEntriesCache: ccache.New(ccache.Configure().MaxSize(6000).ItemsToPrune(100)),
-		collection:                collection,
-		replication:               replication,
-		ttlSec:                    ttlSec,
-		chunkSizeLimit:            int64(chunkSizeLimitMB) * 1024 * 1024,
-		dataCenter:                dataCenter,
 		pathToHandleIndex:         make(map[string]int),
 	}
 }
 
 func (wfs *WFS) Root() (fs.Node, error) {
-	return &Dir{Path: wfs.filerMountRootPath, wfs: wfs}, nil
+	return &Dir{Path: wfs.option.FilerMountRootPath, wfs: wfs}, nil
 }
 
 func (wfs *WFS) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
 
-	grpcConnection, err := util.GrpcDial(wfs.filerGrpcAddress)
+	grpcConnection, err := util.GrpcDial(wfs.option.FilerGrpcAddress)
 	if err != nil {
-		return fmt.Errorf("fail to dial %s: %v", wfs.filerGrpcAddress, err)
+		return fmt.Errorf("fail to dial %s: %v", wfs.option.FilerGrpcAddress, err)
 	}
 	defer grpcConnection.Close()
 
@@ -62,7 +57,7 @@ func (wfs *WFS) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) erro
 	return fn(client)
 }
 
-func (wfs *WFS) AcquireHandle(file *File, uid, gid uint32) (handle *FileHandle) {
+func (wfs *WFS) AcquireHandle(file *File, uid, gid uint32) (fileHandle *FileHandle) {
 	wfs.pathToHandleLock.Lock()
 	defer wfs.pathToHandleLock.Unlock()
 
@@ -70,39 +65,33 @@ func (wfs *WFS) AcquireHandle(file *File, uid, gid uint32) (handle *FileHandle)
 
 	index, found := wfs.pathToHandleIndex[fullpath]
 	if found && wfs.handles[index] != nil {
-		glog.V(4).Infoln(fullpath, "found handle id", index)
+		glog.V(4).Infoln(fullpath, "found fileHandle id", index)
 		return wfs.handles[index]
 	}
 
-	// create a new handler
-	handle = &FileHandle{
-		f:          file,
-		dirtyPages: newDirtyPages(file),
-		Uid:        uid,
-		Gid:        gid,
-	}
+	fileHandle = newFileHandle(file, uid, gid)
 
 	if found && wfs.handles[index] != nil {
-		glog.V(4).Infoln(fullpath, "reuse previous handle id", index)
-		wfs.handles[index] = handle
-		handle.handle = uint64(index)
+		glog.V(4).Infoln(fullpath, "reuse previous fileHandle id", index)
+		wfs.handles[index] = fileHandle
+		fileHandle.handle = uint64(index)
 		return
 	}
 
 	for i, h := range wfs.handles {
 		if h == nil {
-			wfs.handles[i] = handle
-			handle.handle = uint64(i)
+			wfs.handles[i] = fileHandle
+			fileHandle.handle = uint64(i)
 			wfs.pathToHandleIndex[fullpath] = i
-			glog.V(4).Infoln(fullpath, "reuse handle id", handle.handle)
+			glog.V(4).Infoln(fullpath, "reuse fileHandle id", fileHandle.handle)
 			return
 		}
 	}
 
-	wfs.handles = append(wfs.handles, handle)
-	handle.handle = uint64(len(wfs.handles) - 1)
-	glog.V(4).Infoln(fullpath, "new handle id", handle.handle)
-	wfs.pathToHandleIndex[fullpath] = int(handle.handle)
+	wfs.handles = append(wfs.handles, fileHandle)
+	fileHandle.handle = uint64(len(wfs.handles) - 1)
+	glog.V(4).Infoln(fullpath, "new fileHandle id", fileHandle.handle)
+	wfs.pathToHandleIndex[fullpath] = int(fileHandle.handle)
 
 	return
 }

weed/pb/filer.proto

@@ -48,6 +48,10 @@ message LookupDirectoryEntryResponse {
 
 message ListEntriesRequest {
     string directory = 1;
+    string prefix = 2;
+    string startFromFileName = 3;
+    bool inclusiveStartFrom = 4;
+    uint32 limit = 5;
 }
 
 message ListEntriesResponse {

weed/pb/filer_pb/filer.pb.go

@@ -98,7 +98,11 @@ func (m *LookupDirectoryEntryResponse) GetEntry() *Entry {
 }
 
 type ListEntriesRequest struct {
-	Directory string `protobuf:"bytes,1,opt,name=directory" json:"directory,omitempty"`
+	Directory          string `protobuf:"bytes,1,opt,name=directory" json:"directory,omitempty"`
+	Prefix             string `protobuf:"bytes,2,opt,name=prefix" json:"prefix,omitempty"`
+	StartFromFileName  string `protobuf:"bytes,3,opt,name=startFromFileName" json:"startFromFileName,omitempty"`
+	InclusiveStartFrom bool   `protobuf:"varint,4,opt,name=inclusiveStartFrom" json:"inclusiveStartFrom,omitempty"`
+	Limit              uint32 `protobuf:"varint,5,opt,name=limit" json:"limit,omitempty"`
 }
 
 func (m *ListEntriesRequest) Reset()                    { *m = ListEntriesRequest{} }
@@ -113,6 +117,34 @@ func (m *ListEntriesRequest) GetDirectory() string {
 	return ""
 }
 
+func (m *ListEntriesRequest) GetPrefix() string {
+	if m != nil {
+		return m.Prefix
+	}
+	return ""
+}
+
+func (m *ListEntriesRequest) GetStartFromFileName() string {
+	if m != nil {
+		return m.StartFromFileName
+	}
+	return ""
+}
+
+func (m *ListEntriesRequest) GetInclusiveStartFrom() bool {
+	if m != nil {
+		return m.InclusiveStartFrom
+	}
+	return false
+}
+
+func (m *ListEntriesRequest) GetLimit() uint32 {
+	if m != nil {
+		return m.Limit
+	}
+	return 0
+}
+
 type ListEntriesResponse struct {
 	Entries []*Entry `protobuf:"bytes,1,rep,name=entries" json:"entries,omitempty"`
 }
@@ -1056,71 +1088,75 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("filer.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 1049 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xb4, 0x57, 0xcd, 0x6e, 0xdb, 0x46,
-	0x10, 0x0e, 0x45, 0x4b, 0x16, 0x47, 0x72, 0x9a, 0xae, 0x9c, 0x84, 0x55, 0xec, 0x54, 0xd9, 0x26,
-	0x85, 0x83, 0x02, 0x86, 0xe1, 0xf6, 0x90, 0xb6, 0x28, 0xd0, 0xc0, 0x4e, 0x83, 0x00, 0x0e, 0x02,
-	0xd0, 0x75, 0x81, 0xa2, 0x07, 0x81, 0x26, 0xc7, 0xea, 0xc2, 0x14, 0xa9, 0x72, 0x97, 0x2e, 0xdc,
-	0x6b, 0x8f, 0x3d, 0xf5, 0x21, 0x8a, 0xde, 0xfb, 0x0a, 0x7d, 0xb1, 0x62, 0x7f, 0x48, 0x2d, 0x45,
-	0xca, 0x49, 0x0e, 0xbd, 0xed, 0xce, 0xce, 0x7c, 0x33, 0xdf, 0x72, 0xe6, 0x5b, 0x09, 0x06, 0x17,
-	0x2c, 0xc1, 0x7c, 0x7f, 0x91, 0x67, 0x22, 0x23, 0x7d, 0xb5, 0x99, 0x2e, 0xce, 0xe9, 0x1b, 0x78,
-	0x70, 0x92, 0x65, 0x97, 0xc5, 0xe2, 0x98, 0xe5, 0x18, 0x89, 0x2c, 0xbf, 0x7e, 0x91, 0x8a, 0xfc,
-	0x3a, 0xc0, 0x5f, 0x0a, 0xe4, 0x82, 0xec, 0x80, 0x17, 0x97, 0x07, 0xbe, 0x33, 0x71, 0xf6, 0xbc,
-	0x60, 0x69, 0x20, 0x04, 0x36, 0xd2, 0x70, 0x8e, 0x7e, 0x47, 0x1d, 0xa8, 0x35, 0x7d, 0x01, 0x3b,
-	0xed, 0x80, 0x7c, 0x91, 0xa5, 0x1c, 0xc9, 0x13, 0xe8, 0xa2, 0x34, 0x28, 0xb4, 0xc1, 0xe1, 0x07,
-	0xfb, 0x65, 0x29, 0xfb, 0xda, 0x4f, 0x9f, 0xd2, 0x43, 0x20, 0x27, 0x8c, 0x0b, 0x69, 0x63, 0xc8,
-	0xdf, 0xa9, 0x1c, 0xfa, 0x2d, 0x8c, 0x6a, 0x31, 0x26, 0xe3, 0x53, 0xd8, 0x44, 0x6d, 0xf2, 0x9d,
-	0x89, 0xdb, 0x96, 0xb3, 0x3c, 0xa7, 0x7f, 0x39, 0xd0, 0x55, 0xa6, 0x8a, 0x9a, 0xb3, 0xa4, 0x46,
-	0x1e, 0xc1, 0x90, 0xf1, 0xe9, 0xb2, 0x00, 0x49, 0xbb, 0x1f, 0x0c, 0x18, 0xaf, 0xa8, 0x92, 0xcf,
-	0xa0, 0x17, 0xfd, 0x5c, 0xa4, 0x97, 0xdc, 0x77, 0x55, 0xaa, 0xd1, 0x32, 0xd5, 0x77, 0x2c, 0xc1,
-	0x23, 0x79, 0x16, 0x18, 0x17, 0xf2, 0x0c, 0x20, 0x14, 0x22, 0x67, 0xe7, 0x85, 0x40, 0xee, 0x6f,
-	0xa8, 0xfb, 0xf0, 0xad, 0x80, 0x82, 0xe3, 0xf3, 0xea, 0x3c, 0xb0, 0x7c, 0xe9, 0x05, 0x78, 0x15,
-	0x1c, 0xb9, 0x0f, 0x9b, 0x32, 0x66, 0xca, 0x62, 0x53, 0x6d, 0x4f, 0x6e, 0x5f, 0xc5, 0xe4, 0x1e,
-	0xf4, 0xb2, 0x8b, 0x0b, 0x8e, 0x42, 0x55, 0xea, 0x06, 0x66, 0x27, 0xb9, 0x71, 0xf6, 0x1b, 0xfa,
-	0xee, 0xc4, 0xd9, 0xdb, 0x08, 0xd4, 0x9a, 0x6c, 0x43, 0x77, 0x2e, 0xd8, 0x1c, 0x55, 0x19, 0x6e,
-	0xa0, 0x37, 0xf4, 0x8f, 0x0e, 0xdc, 0xae, 0x97, 0x41, 0x1e, 0x80, 0xa7, 0xb2, 0x29, 0x04, 0x47,
-	0x21, 0xa8, 0x6e, 0x3a, 0xad, 0xa1, 0x74, 0x2c, 0x94, 0x2a, 0x64, 0x9e, 0xc5, 0x3a, 0xe9, 0x96,
-	0x0e, 0x79, 0x9d, 0xc5, 0x48, 0xee, 0x80, 0x5b, 0xb0, 0x58, 0xa5, 0xdd, 0x0a, 0xe4, 0x52, 0x5a,
-	0x66, 0x2c, 0xf6, 0xbb, 0xda, 0x32, 0x63, 0x8a, 0x48, 0x94, 0x2b, 0xdc, 0x9e, 0x26, 0xa2, 0x77,
-	0x92, 0xc8, 0x5c, 0x5a, 0x37, 0xf5, 0x47, 0x92, 0x6b, 0x32, 0x81, 0x41, 0x8e, 0x8b, 0x84, 0x45,
-	0xa1, 0x60, 0x59, 0xea, 0xf7, 0xd5, 0x91, 0x6d, 0x22, 0x0f, 0x01, 0xa2, 0x2c, 0x49, 0x30, 0x52,
-	0x0e, 0x9e, 0x72, 0xb0, 0x2c, 0xf2, 0x3e, 0x85, 0x48, 0xa6, 0x1c, 0x23, 0x1f, 0x26, 0xce, 0x5e,
-	0x37, 0xe8, 0x09, 0x91, 0x9c, 0x62, 0x44, 0x67, 0xf0, 0xd1, 0x4b, 0x54, 0xed, 0x75, 0x6d, 0x7d,
-	0x17, 0xd3, 0x9a, 0x6d, 0x0d, 0xb3, 0x0b, 0xb0, 0x08, 0x73, 0x4c, 0x85, 0x6c, 0x1a, 0x33, 0x25,
-	0x9e, 0xb6, 0x1c, 0xb3, 0xdc, 0xfe, 0x70, 0xae, 0xfd, 0xe1, 0xe8, 0xef, 0x0e, 0x8c, 0xdb, 0x32,
-	0x99, 0x86, 0xae, 0xf7, 0x8d, 0xf3, 0xee, 0x7d, 0x63, 0xb5, 0x67, 0xe7, 0xad, 0xed, 0x49, 0x0f,
-	0xe0, 0xee, 0x4b, 0x14, 0xca, 0x9e, 0xa5, 0x02, 0x53, 0x51, 0x52, 0x5d, 0xd7, 0x70, 0xf4, 0x10,
-	0xee, 0xad, 0x46, 0x98, 0x92, 0x7d, 0xd8, 0x8c, 0xb4, 0x49, 0x85, 0x0c, 0x83, 0x72, 0x4b, 0x7f,
-	0x04, 0x72, 0x94, 0x63, 0x28, 0xf0, 0x3d, 0x74, 0xa7, 0xd2, 0x90, 0xce, 0x8d, 0x1a, 0x72, 0x17,
-	0x46, 0x35, 0x68, 0x5d, 0x8b, 0xcc, 0x78, 0xb6, 0x88, 0xff, 0xaf, 0x8c, 0x35, 0x68, 0x93, 0xf1,
-	0x1f, 0x07, 0xc8, 0x31, 0x26, 0xf8, 0x5e, 0x29, 0x5b, 0xc4, 0xb5, 0xa1, 0x40, 0x6e, 0x53, 0x81,
-	0x1e, 0xc3, 0x6d, 0xe9, 0xa2, 0xb2, 0x4d, 0xe3, 0x50, 0x84, 0x6a, 0xb4, 0xfa, 0xc1, 0x90, 0x71,
-	0x5d, 0xc2, 0x71, 0x28, 0x42, 0x03, 0x94, 0x63, 0x54, 0xe4, 0x9c, 0x5d, 0xa1, 0x1a, 0x36, 0x05,
-	0x14, 0x94, 0x26, 0xc9, 0xa5, 0x56, 0xb3, 0xe1, 0xf2, 0xb7, 0x03, 0xa3, 0xe7, 0x9c, 0xb3, 0x59,
-	0xfa, 0x43, 0x96, 0x14, 0x73, 0x2c, 0xc9, 0x6c, 0x43, 0x37, 0xca, 0x0a, 0xf3, 0x7d, 0xbb, 0x81,
-	0xde, 0xac, 0xcc, 0x5a, 0xa7, 0x31, 0x6b, 0x2b, 0xd3, 0xea, 0x36, 0xa7, 0xd5, 0x9a, 0xc6, 0x0d,
-	0x7b, 0x1a, 0xc9, 0xc7, 0x30, 0x90, 0xf4, 0xa6, 0x11, 0xa6, 0x02, 0x73, 0xc5, 0xc0, 0x0b, 0x40,
-	0x9a, 0x8e, 0x94, 0x85, 0x5e, 0xc1, 0x76, 0xbd, 0x50, 0xd3, 0x8b, 0x6b, 0xf5, 0x52, 0x4a, 0x51,
-	0x9e, 0x98, 0x2a, 0xe5, 0x52, 0x0d, 0x70, 0x71, 0x9e, 0xb0, 0x68, 0x2a, 0x0f, 0x5c, 0x33, 0xc0,
-	0xca, 0x72, 0x96, 0x27, 0x4b, 0xce, 0x1b, 0x16, 0x67, 0xfa, 0x05, 0x8c, 0xf4, 0x0b, 0x58, 0xbf,
-	0xa0, 0x5d, 0x80, 0x2b, 0x65, 0x98, 0xb2, 0x58, 0xbf, 0x44, 0x5e, 0xe0, 0x69, 0xcb, 0xab, 0x98,
-	0xd3, 0x6f, 0xc0, 0x3b, 0xc9, 0x34, 0x67, 0x4e, 0x0e, 0xc0, 0x4b, 0xca, 0x8d, 0x79, 0xb4, 0xc8,
-	0xb2, 0xe5, 0x4a, 0xbf, 0x60, 0xe9, 0x44, 0xbf, 0x86, 0x7e, 0x69, 0x2e, 0x79, 0x38, 0xeb, 0x78,
-	0x74, 0x56, 0x78, 0xd0, 0x7f, 0x1d, 0xd8, 0xae, 0x97, 0x6c, 0xae, 0xea, 0x0c, 0xb6, 0xaa, 0x14,
-	0xd3, 0x79, 0xb8, 0x30, 0xb5, 0x1c, 0xd8, 0xb5, 0x34, 0xc3, 0xaa, 0x02, 0xf9, 0xeb, 0x70, 0xa1,
-	0xbb, 0x67, 0x98, 0x58, 0xa6, 0xf1, 0xf7, 0xf0, 0x61, 0xc3, 0x45, 0x56, 0x7d, 0x89, 0xe5, 0x1c,
-	0xc8, 0x25, 0x79, 0x0a, 0xdd, 0xab, 0x30, 0x29, 0xd0, 0x0c, 0xdd, 0xa8, 0x79, 0x03, 0x3c, 0xd0,
-	0x1e, 0x5f, 0x75, 0x9e, 0x39, 0xf4, 0x4b, 0xb8, 0xaf, 0x1b, 0xf6, 0xa8, 0xea, 0xaf, 0xf2, 0xee,
-	0xeb, 0x6d, 0xe8, 0xac, 0xb6, 0x21, 0x1d, 0x83, 0xdf, 0x0c, 0xd5, 0x64, 0x0e, 0xff, 0xec, 0xc1,
-	0xf0, 0x14, 0xc3, 0x5f, 0x11, 0x63, 0xa9, 0x6c, 0x39, 0x99, 0x95, 0x97, 0x55, 0xff, 0x85, 0x43,
-	0x9e, 0xac, 0xde, 0x4a, 0xeb, 0x4f, 0xaa, 0xf1, 0xa7, 0x6f, 0x73, 0x33, 0x83, 0x76, 0x8b, 0x9c,
-	0xc0, 0xc0, 0xfa, 0x3d, 0x43, 0x76, 0xac, 0xc0, 0xc6, 0x4f, 0xa3, 0xf1, 0xee, 0x9a, 0xd3, 0x0a,
-	0x2d, 0x04, 0xd2, 0x7c, 0x53, 0xc8, 0x27, 0xcb, 0xb0, 0xb5, 0x6f, 0xdb, 0xf8, 0xf1, 0xcd, 0x4e,
-	0x76, 0xc1, 0x96, 0xe0, 0xda, 0x05, 0x37, 0x25, 0xde, 0x2e, 0xb8, 0x4d, 0xa5, 0x15, 0x9a, 0x25,
-	0xa6, 0x36, 0x5a, 0x53, 0xbe, 0x6d, 0xb4, 0x36, 0x05, 0x56, 0x68, 0x96, 0x9c, 0xd9, 0x68, 0x4d,
-	0x65, 0xb6, 0xd1, 0xda, 0x34, 0xf0, 0x16, 0x79, 0x03, 0x43, 0x5b, 0x5b, 0x88, 0x15, 0xd0, 0x22,
-	0x8e, 0xe3, 0x87, 0xeb, 0x8e, 0x6d, 0x40, 0x7b, 0x94, 0x6c, 0xc0, 0x16, 0x31, 0xb1, 0x01, 0xdb,
-	0x26, 0x90, 0xde, 0x22, 0x3f, 0xc1, 0x9d, 0xd5, 0x96, 0x26, 0x8f, 0x56, 0x69, 0x35, 0x26, 0x65,
-	0x4c, 0x6f, 0x72, 0x29, 0xc1, 0xcf, 0x7b, 0xea, 0x6f, 0xc4, 0xe7, 0xff, 0x05, 0x00, 0x00, 0xff,
-	0xff, 0x45, 0xa6, 0x48, 0x98, 0x55, 0x0c, 0x00, 0x00,
+	// 1108 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xb4, 0x57, 0x4f, 0x6f, 0xdc, 0x44,
+	0x14, 0x8f, 0xd7, 0xbb, 0x9b, 0xf8, 0xed, 0xa6, 0xb4, 0xb3, 0x69, 0x6b, 0xb6, 0x49, 0xd9, 0x0e,
+	0x2d, 0x4a, 0x05, 0x8a, 0xa2, 0xc0, 0xa1, 0x80, 0x90, 0xa8, 0x92, 0xb6, 0xaa, 0x94, 0x52, 0xc9,
+	0x21, 0x48, 0x88, 0xc3, 0xca, 0xb1, 0x67, 0xc3, 0x28, 0x5e, 0xdb, 0xcc, 0x8c, 0x03, 0xe1, 0xca,
+	0x91, 0x13, 0x1f, 0x02, 0x71, 0xe7, 0x03, 0x70, 0xe1, 0x8b, 0xa1, 0xf9, 0x63, 0xef, 0x78, 0xed,
+	0x4d, 0xdb, 0x03, 0xb7, 0x99, 0xf7, 0xde, 0xfc, 0xe6, 0xf7, 0xde, 0xbc, 0xf7, 0xf3, 0x2e, 0x0c,
+	0x66, 0x34, 0x21, 0x6c, 0x2f, 0x67, 0x99, 0xc8, 0xd0, 0x86, 0xda, 0x4c, 0xf3, 0x33, 0xfc, 0x1a,
+	0xee, 0x1d, 0x67, 0xd9, 0x45, 0x91, 0x1f, 0x51, 0x46, 0x22, 0x91, 0xb1, 0xab, 0x67, 0xa9, 0x60,
+	0x57, 0x01, 0xf9, 0xa9, 0x20, 0x5c, 0xa0, 0x6d, 0xf0, 0xe2, 0xd2, 0xe1, 0x3b, 0x13, 0x67, 0xd7,
+	0x0b, 0x16, 0x06, 0x84, 0xa0, 0x9b, 0x86, 0x73, 0xe2, 0x77, 0x94, 0x43, 0xad, 0xf1, 0x33, 0xd8,
+	0x6e, 0x07, 0xe4, 0x79, 0x96, 0x72, 0x82, 0x1e, 0x41, 0x8f, 0x48, 0x83, 0x42, 0x1b, 0x1c, 0xbc,
+	0xb7, 0x57, 0x52, 0xd9, 0xd3, 0x71, 0xda, 0x8b, 0xff, 0x71, 0x00, 0x1d, 0x53, 0x2e, 0xa4, 0x91,
+	0x12, 0xfe, 0x76, 0x7c, 0xee, 0x40, 0x3f, 0x67, 0x64, 0x46, 0x7f, 0x31, 0x8c, 0xcc, 0x0e, 0x7d,
+	0x02, 0xb7, 0xb8, 0x08, 0x99, 0x78, 0xce, 0xb2, 0xf9, 0x73, 0x9a, 0x90, 0x6f, 0x24, 0x69, 0x57,
+	0x85, 0x34, 0x1d, 0x68, 0x0f, 0x10, 0x4d, 0xa3, 0xa4, 0xe0, 0xf4, 0x92, 0x9c, 0x94, 0x5e, 0xbf,
+	0x3b, 0x71, 0x76, 0x37, 0x82, 0x16, 0x0f, 0xda, 0x82, 0x5e, 0x42, 0xe7, 0x54, 0xf8, 0xbd, 0x89,
+	0xb3, 0xbb, 0x19, 0xe8, 0x0d, 0xfe, 0x1a, 0x46, 0x35, 0xfe, 0x26, 0xfd, 0xc7, 0xb0, 0x4e, 0xb4,
+	0xc9, 0x77, 0x26, 0x6e, 0x5b, 0x01, 0x4a, 0x3f, 0xfe, 0xd3, 0x81, 0x9e, 0x32, 0x55, 0x75, 0x76,
+	0x16, 0x75, 0x46, 0x0f, 0x60, 0x48, 0xf9, 0x74, 0x51, 0x8c, 0x8e, 0xe2, 0x37, 0xa0, 0xbc, 0xaa,
+	0x3b, 0xfa, 0x18, 0xfa, 0xd1, 0x8f, 0x45, 0x7a, 0xc1, 0x7d, 0x57, 0x5d, 0x35, 0x5a, 0x5c, 0x25,
+	0x93, 0x3d, 0x94, 0xbe, 0xc0, 0x84, 0xa0, 0x27, 0x00, 0xa1, 0x10, 0x8c, 0x9e, 0x15, 0x82, 0x70,
+	0x95, 0xed, 0xe0, 0xc0, 0xb7, 0x0e, 0x14, 0x9c, 0x3c, 0xad, 0xfc, 0x81, 0x15, 0x8b, 0x67, 0xe0,
+	0x55, 0x70, 0xe8, 0x2e, 0xac, 0xcb, 0x33, 0x53, 0x1a, 0x1b, 0xb6, 0x7d, 0xb9, 0x7d, 0x19, 0xcb,
+	0xb7, 0xc9, 0x66, 0x33, 0x4e, 0x84, 0x62, 0xea, 0x06, 0x66, 0x27, 0x73, 0xe3, 0xf4, 0x57, 0xfd,
+	0x1c, 0xdd, 0x40, 0xad, 0x65, 0x45, 0xe7, 0x82, 0xce, 0x89, 0xa2, 0xe1, 0x06, 0x7a, 0x83, 0x7f,
+	0xef, 0xc0, 0x8d, 0x3a, 0x0d, 0x74, 0x0f, 0x3c, 0x75, 0x9b, 0x42, 0x70, 0x14, 0x82, 0x6a, 0xed,
+	0x93, 0x1a, 0x4a, 0xc7, 0x42, 0xa9, 0x8e, 0xcc, 0xb3, 0x58, 0x5f, 0xba, 0xa9, 0x8f, 0xbc, 0xca,
+	0x62, 0x82, 0x6e, 0x82, 0x5b, 0xd0, 0x58, 0x5d, 0xbb, 0x19, 0xc8, 0xa5, 0xb4, 0x9c, 0xd3, 0xd8,
+	0x3c, 0xad, 0x5c, 0xca, 0x44, 0x22, 0xa6, 0x70, 0xfb, 0x3a, 0x11, 0xbd, 0x93, 0x89, 0xcc, 0xa5,
+	0x75, 0x5d, 0x3f, 0x92, 0x5c, 0xa3, 0x09, 0x0c, 0x18, 0xc9, 0x13, 0x1a, 0x85, 0x82, 0x66, 0xa9,
+	0xbf, 0xa1, 0x5c, 0xb6, 0x09, 0xdd, 0x07, 0x88, 0xb2, 0x24, 0x21, 0x91, 0x0a, 0xf0, 0x54, 0x80,
+	0x65, 0x91, 0xf5, 0x14, 0x22, 0x99, 0x72, 0x12, 0xf9, 0x30, 0x71, 0x76, 0x7b, 0x41, 0x5f, 0x88,
+	0xe4, 0x84, 0x44, 0xf8, 0x1c, 0xde, 0x7f, 0x41, 0x54, 0x7b, 0x5d, 0x59, 0xef, 0x62, 0xc6, 0xa4,
+	0xad, 0x61, 0x76, 0x00, 0xf2, 0x90, 0x91, 0x54, 0xc8, 0xa6, 0x31, 0x03, 0xe2, 0x69, 0xcb, 0x11,
+	0x65, 0xf6, 0xc3, 0xb9, 0xf6, 0xc3, 0xe1, 0xdf, 0x1c, 0x18, 0xb7, 0xdd, 0x64, 0x1a, 0xba, 0xde,
+	0x37, 0xce, 0xdb, 0xf7, 0x8d, 0xd5, 0x9e, 0x9d, 0x37, 0xb6, 0x27, 0xde, 0x87, 0xdb, 0x2f, 0x88,
+	0x50, 0xf6, 0x2c, 0x15, 0x24, 0x15, 0x65, 0xaa, 0xab, 0x1a, 0x0e, 0x1f, 0xc0, 0x9d, 0xe5, 0x13,
+	0x86, 0xb2, 0x0f, 0xeb, 0x91, 0x36, 0xa9, 0x23, 0xc3, 0xa0, 0xdc, 0xe2, 0xef, 0x01, 0x1d, 0x32,
+	0x12, 0x0a, 0xf2, 0x0e, 0x22, 0x58, 0x09, 0x5a, 0xe7, 0x5a, 0x41, 0xbb, 0x0d, 0xa3, 0x1a, 0xb4,
+	0xe6, 0x22, 0x6f, 0x3c, 0xcd, 0xe3, 0xff, 0xeb, 0xc6, 0x1a, 0xb4, 0xb9, 0xf1, 0x6f, 0x07, 0xd0,
+	0x11, 0x49, 0xc8, 0x3b, 0x5d, 0xd9, 0xa2, 0xf4, 0x0d, 0x05, 0x72, 0x9b, 0x0a, 0xf4, 0x10, 0x6e,
+	0xc8, 0x10, 0x75, 0xdb, 0x34, 0x0e, 0x45, 0x68, 0x64, 0x74, 0x48, 0xb9, 0xa6, 0x70, 0x14, 0x8a,
+	0xd0, 0x00, 0x31, 0x12, 0x15, 0x4c, 0x2a, 0xab, 0x1a, 0x36, 0x05, 0x14, 0x94, 0x26, 0x99, 0x4b,
+	0x8d, 0xb3, 0xc9, 0xe5, 0x2f, 0x07, 0x46, 0x4f, 0x39, 0xa7, 0xe7, 0xe9, 0x77, 0x59, 0x52, 0xcc,
+	0x49, 0x99, 0xcc, 0x16, 0xf4, 0xa2, 0xac, 0x30, 0xef, 0xdb, 0x0b, 0xf4, 0x66, 0x69, 0xd6, 0x3a,
+	0x8d, 0x59, 0x5b, 0x9a, 0x56, 0xb7, 0x39, 0xad, 0xd6, 0x34, 0x76, 0xed, 0x69, 0x44, 0x1f, 0xc0,
+	0x40, 0xa6, 0x37, 0x8d, 0x48, 0x2a, 0x08, 0x53, 0x19, 0x78, 0x01, 0x48, 0xd3, 0xa1, 0xb2, 0xe0,
+	0x4b, 0xd8, 0xaa, 0x13, 0x35, 0xbd, 0xb8, 0x52, 0x2f, 0xa5, 0x14, 0xb1, 0xc4, 0xb0, 0x94, 0x4b,
+	0x35, 0xc0, 0xc5, 0x59, 0x42, 0xa3, 0xa9, 0x74, 0xb8, 0x66, 0x80, 0x95, 0xe5, 0x94, 0x25, 0x8b,
+	0x9c, 0xbb, 0x56, 0xce, 0xf8, 0x33, 0x18, 0xe9, 0xcf, 0x71, 0xbd, 0x40, 0x3b, 0x00, 0x97, 0xca,
+	0x30, 0xa5, 0xb1, 0xfe, 0x12, 0x79, 0x81, 0xa7, 0x2d, 0x2f, 0x63, 0x8e, 0xbf, 0x02, 0xef, 0x38,
+	0xd3, 0x39, 0x73, 0xb4, 0x0f, 0x5e, 0x52, 0x6e, 0xcc, 0x47, 0x0b, 0x2d, 0x5a, 0xae, 0x8c, 0x0b,
+	0x16, 0x41, 0xf8, 0x4b, 0xd8, 0x28, 0xcd, 0x65, 0x1e, 0xce, 0xaa, 0x3c, 0x3a, 0x4b, 0x79, 0xe0,
+	0x7f, 0x1d, 0xd8, 0xaa, 0x53, 0x36, 0xa5, 0x3a, 0x85, 0xcd, 0xea, 0x8a, 0xe9, 0x3c, 0xcc, 0x0d,
+	0x97, 0x7d, 0x9b, 0x4b, 0xf3, 0x58, 0x45, 0x90, 0xbf, 0x0a, 0x73, 0xdd, 0x3d, 0xc3, 0xc4, 0x32,
+	0x8d, 0xbf, 0x85, 0x5b, 0x8d, 0x10, 0xc9, 0xfa, 0x82, 0x94, 0x73, 0x20, 0x97, 0xe8, 0x31, 0xf4,
+	0x2e, 0xc3, 0xa4, 0x20, 0x66, 0xe8, 0x46, 0xcd, 0x0a, 0xf0, 0x40, 0x47, 0x7c, 0xd1, 0x79, 0xe2,
+	0xe0, 0xcf, 0xe1, 0xae, 0x6e, 0xd8, 0xc3, 0xaa, 0xbf, 0xca, 0xda, 0xd7, 0xdb, 0xd0, 0x59, 0x6e,
+	0x43, 0x3c, 0x06, 0xbf, 0x79, 0x54, 0x27, 0x73, 0xf0, 0x47, 0x1f, 0x86, 0x27, 0x24, 0xfc, 0x99,
+	0x90, 0x58, 0x2a, 0x1b, 0x43, 0xe7, 0x65, 0xb1, 0xea, 0x3f, 0xb7, 0xd0, 0xa3, 0xe5, 0xaa, 0xb4,
+	0xfe, 0xbe, 0x1b, 0x7f, 0xf4, 0xa6, 0x30, 0x33, 0x68, 0x6b, 0xe8, 0x18, 0x06, 0xd6, 0xef, 0x19,
+	0xb4, 0x6d, 0x1d, 0x6c, 0xfc, 0x4c, 0x1b, 0xef, 0xac, 0xf0, 0x56, 0x68, 0x21, 0xa0, 0xe6, 0x37,
+	0x05, 0x7d, 0xb8, 0x38, 0xb6, 0xf2, 0xdb, 0x36, 0x7e, 0x78, 0x7d, 0x90, 0x4d, 0xd8, 0x12, 0x5c,
+	0x9b, 0x70, 0x53, 0xe2, 0x6d, 0xc2, 0x6d, 0x2a, 0xad, 0xd0, 0x2c, 0x31, 0xb5, 0xd1, 0x9a, 0xf2,
+	0x6d, 0xa3, 0xb5, 0x29, 0xb0, 0x42, 0xb3, 0xe4, 0xcc, 0x46, 0x6b, 0x2a, 0xb3, 0x8d, 0xd6, 0xa6,
+	0x81, 0x6b, 0xe8, 0x35, 0x0c, 0x6d, 0x6d, 0x41, 0xd6, 0x81, 0x16, 0x71, 0x1c, 0xdf, 0x5f, 0xe5,
+	0xb6, 0x01, 0xed, 0x51, 0xb2, 0x01, 0x5b, 0xc4, 0xc4, 0x06, 0x6c, 0x9b, 0x40, 0xbc, 0x86, 0x7e,
+	0x80, 0x9b, 0xcb, 0x2d, 0x8d, 0x1e, 0x2c, 0xa7, 0xd5, 0x98, 0x94, 0x31, 0xbe, 0x2e, 0xa4, 0x04,
+	0x3f, 0xeb, 0xab, 0xff, 0x34, 0x9f, 0xfe, 0x17, 0x00, 0x00, 0xff, 0xff, 0x41, 0x12, 0xff, 0xda,
+	0xe2, 0x0c, 0x00, 0x00,
 }

weed/s3api/s3api_errors.go

@@ -26,7 +26,7 @@ type ErrorCode int
 
 // Error codes, see full list at http://docs.aws.amazon.com/AmazonS3/latest/API/ErrorResponses.html
 const (
-	ErrNone ErrorCode = iota
+	ErrNone                    ErrorCode = iota
 	ErrMethodNotAllowed
 	ErrBucketNotEmpty
 	ErrBucketAlreadyExists
@@ -34,7 +34,9 @@ const (
 	ErrNoSuchBucket
 	ErrInvalidBucketName
 	ErrInvalidDigest
+	ErrInvalidMaxKeys
 	ErrInternalError
+	ErrNotImplemented
 )
 
 // error code to APIError structure, these fields carry respective
@@ -70,6 +72,11 @@ var errorCodeResponse = map[ErrorCode]APIError{
 		Description:    "The Content-Md5 you specified is not valid.",
 		HTTPStatusCode: http.StatusBadRequest,
 	},
+	ErrInvalidMaxKeys: {
+		Code:           "InvalidArgument",
+		Description:    "Argument maxKeys must be an integer between 0 and 2147483647",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
 	ErrNoSuchBucket: {
 		Code:           "NoSuchBucket",
 		Description:    "The specified bucket does not exist",
@@ -80,6 +87,11 @@ var errorCodeResponse = map[ErrorCode]APIError{
 		Description:    "We encountered an internal error, please try again.",
 		HTTPStatusCode: http.StatusInternalServerError,
 	},
+	ErrNotImplemented: {
+		Code:           "NotImplemented",
+		Description:    "A header you provided implies functionality that is not implemented",
+		HTTPStatusCode: http.StatusNotImplemented,
+	},
 }
 
 // getAPIError provides API Error for input API error code.

weed/s3api/s3api_objects_list_handlers.go

@@ -0,0 +1,116 @@
+package s3api
+
+import (
+	"github.com/gorilla/mux"
+	"net/http"
+	"net/url"
+	"strconv"
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"context"
+	"fmt"
+	"path/filepath"
+	"time"
+	"github.com/chrislusf/seaweedfs/weed/filer2"
+)
+
+const (
+	maxObjectListSizeLimit = 1000 // Limit number of objects in a listObjectsResponse.
+)
+
+func (s3a *S3ApiServer) ListObjectsV1Handler(w http.ResponseWriter, r *http.Request) {
+
+	// https://docs.aws.amazon.com/AmazonS3/latest/API/RESTBucketGET.html
+
+	// collect parameters
+	vars := mux.Vars(r)
+	bucket := vars["bucket"]
+
+	originalPrefix, marker, delimiter, maxKeys := getListObjectsV1Args(r.URL.Query())
+
+	if maxKeys < 0 {
+		writeErrorResponse(w, ErrInvalidMaxKeys, r.URL)
+		return
+	}
+	if delimiter != "" && delimiter != "/" {
+		writeErrorResponse(w, ErrNotImplemented, r.URL)
+	}
+
+	// convert full path prefix into directory name and prefix for entry name
+	dir, prefix := filepath.Split(originalPrefix)
+
+	// check filer
+	var response ListBucketResponse
+	err := s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+
+		request := &filer_pb.ListEntriesRequest{
+			Directory:          fmt.Sprintf("%s/%s/%s", s3a.option.BucketsPath, bucket, dir),
+			Prefix:             prefix,
+			Limit:              uint32(maxKeys),
+			StartFromFileName:  marker,
+			InclusiveStartFrom: false,
+		}
+
+		glog.V(4).Infof("read directory: %v", request)
+		resp, err := client.ListEntries(context.Background(), request)
+		if err != nil {
+			return fmt.Errorf("list buckets: %v", err)
+		}
+
+		var contents []ListEntry
+		var commonPrefixes []PrefixEntry
+		for _, entry := range resp.Entries {
+			if entry.IsDirectory {
+				commonPrefixes = append(commonPrefixes, PrefixEntry{
+					Prefix: fmt.Sprintf("%s%s/", dir, entry.Name),
+				})
+			} else {
+				contents = append(contents, ListEntry{
+					Key:          fmt.Sprintf("%s%s", dir, entry.Name),
+					LastModified: time.Unix(entry.Attributes.Mtime, 0),
+					ETag:         "", // TODO add etag
+					Size:         int64(filer2.TotalSize(entry.Chunks)),
+					Owner: CanonicalUser{
+						ID: fmt.Sprintf("%d", entry.Attributes.Uid),
+					},
+					StorageClass: StorageClass("STANDARD"),
+				})
+			}
+		}
+
+		response = ListBucketResponse{
+			ListBucketResponse: ListBucketResult{
+				Name:           bucket,
+				Prefix:         originalPrefix,
+				Marker:         marker, // TODO
+				NextMarker:     "",     // TODO
+				MaxKeys:        maxKeys,
+				Delimiter:      delimiter,
+				IsTruncated:    false, // TODO
+				Contents:       contents,
+				CommonPrefixes: commonPrefixes,
+			},
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		writeErrorResponse(w, ErrInternalError, r.URL)
+		return
+	}
+
+	writeSuccessResponseXML(w, encodeResponse(response))
+}
+
+func getListObjectsV1Args(values url.Values) (prefix, marker, delimiter string, maxkeys int) {
+	prefix = values.Get("prefix")
+	marker = values.Get("marker")
+	delimiter = values.Get("delimiter")
+	if values.Get("max-keys") != "" {
+		maxkeys, _ = strconv.Atoi(values.Get("max-keys"))
+	} else {
+		maxkeys = maxObjectListSizeLimit
+	}
+	return
+}

weed/s3api/s3api_server.go

@@ -59,6 +59,9 @@ func (s3a *S3ApiServer) registerRouter(router *mux.Router) {
 		// HeadBucket
 		bucket.Methods("HEAD").HandlerFunc(s3a.HeadBucketHandler)
 
+		// ListObjectsV1 (Legacy)
+		bucket.Methods("GET").HandlerFunc(s3a.ListObjectsV1Handler)
+
 		/*
 			// CopyObject
 			bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(s3a.CopyObjectHandler)

weed/server/filer_grpc_server.go

@@ -13,6 +13,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"strconv"
+	"strings"
 )
 
 func (fs *FilerServer) LookupDirectoryEntry(ctx context.Context, req *filer_pb.LookupDirectoryEntryRequest) (*filer_pb.LookupDirectoryEntryResponse, error) {
@@ -34,20 +35,45 @@ func (fs *FilerServer) LookupDirectoryEntry(ctx context.Context, req *filer_pb.L
 
 func (fs *FilerServer) ListEntries(ctx context.Context, req *filer_pb.ListEntriesRequest) (*filer_pb.ListEntriesResponse, error) {
 
-	entries, err := fs.filer.ListDirectoryEntries(filer2.FullPath(req.Directory), "", false, fs.option.DirListingLimit)
-	if err != nil {
-		return nil, err
+	println("directory:", req.Directory, "prefix", req.Prefix)
+	limit := int(req.Limit)
+	if limit == 0 {
+		limit = fs.option.DirListingLimit
 	}
 
 	resp := &filer_pb.ListEntriesResponse{}
-	for _, entry := range entries {
+	lastFileName := req.StartFromFileName
+	includeLastFile := req.InclusiveStartFrom
+	for limit > 0 {
+		entries, err := fs.filer.ListDirectoryEntries(filer2.FullPath(req.Directory), lastFileName, includeLastFile, limit)
+		if err != nil {
+			return nil, err
+		}
+		if len(entries) == 0 {
+			return resp, nil
+		}
+
+		includeLastFile = false
+
+		for _, entry := range entries {
+
+			lastFileName = entry.Name()
+
+			if req.Prefix != "" {
+				if !strings.HasPrefix(entry.Name(), req.Prefix) {
+					continue
+				}
+			}
+
+			resp.Entries = append(resp.Entries, &filer_pb.Entry{
+				Name:        entry.Name(),
+				IsDirectory: entry.IsDirectory(),
+				Chunks:      entry.Chunks,
+				Attributes:  filer2.EntryAttributeToPb(entry),
+			})
+			limit--
+		}
 
-		resp.Entries = append(resp.Entries, &filer_pb.Entry{
-			Name:        entry.Name(),
-			IsDirectory: entry.IsDirectory(),
-			Chunks:      entry.Chunks,
-			Attributes:  filer2.EntryAttributeToPb(entry),
-		})
 	}
 
 	return resp, nil