pass file attributes from filer to mount

weed/filer2/filer_structure.go

@@ -10,6 +10,13 @@ import (
 type FileId string //file id in SeaweedFS
 type FullPath string
 
+func NewFullPath(dir, name string) FullPath {
+	if dir == "/" {
+		return FullPath(dir + name)
+	}
+	return FullPath(dir + "/" + name)
+}
+
 func (fp FullPath) DirAndName() (string, string) {
 	dir, name := filepath.Split(string(fp))
 	if dir == "/" {
@@ -35,7 +42,7 @@ type Attr struct {
 }
 
 func (attr Attr) IsDirectory() (bool) {
-	return attr.Mode & os.ModeDir > 0
+	return attr.Mode&os.ModeDir > 0
 }
 
 type Entry struct {

weed/filesys/dir.go

@@ -12,6 +12,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/filer"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"time"
 )
 
 type Dir struct {
@@ -74,7 +75,7 @@ func (dir *Dir) Lookup(ctx context.Context, name string) (node fs.Node, err erro
 		if entry.IsDirectory {
 			node = &Dir{Path: path.Join(dir.Path, name), wfs: dir.wfs}
 		} else {
-			node = &File{FileId: filer.FileId(entry.FileId), Name: name, wfs: dir.wfs}
+			node = &File{FileId: filer.FileId(entry.FileId), Name: name, dir: dir, wfs: dir.wfs}
 		}
 		dir.NodeMap[name] = node
 		return node, nil
@@ -104,6 +105,7 @@ func (dir *Dir) ReadDirAll(ctx context.Context) (ret []fuse.Dirent, err error) {
 			} else {
 				dirent := fuse.Dirent{Name: entry.Name, Type: fuse.DT_File}
 				ret = append(ret, dirent)
+				dir.wfs.listDirectoryEntriesCache.Set(dir.Path+"/"+entry.Name, entry.Attributes, 3*time.Second)
 			}
 		}
 

weed/filesys/file.go

@@ -9,6 +9,9 @@ import (
 	"bazil.org/fuse/fs"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"path/filepath"
+	"os"
+	"time"
 )
 
 var _ = fs.Node(&File{})
@@ -22,17 +25,23 @@ var _ = fs.HandleWriter(&File{})
 type File struct {
 	FileId filer.FileId
 	Name   string
+	dir    *Dir
 	wfs    *WFS
 }
 
 func (file *File) Attr(context context.Context, attr *fuse.Attr) error {
-	attr.Mode = 0444
-	return file.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+	fullPath := filepath.Join(file.dir.Path, file.Name)
+	item := file.wfs.listDirectoryEntriesCache.Get(fullPath)
+	var attributes *filer_pb.FuseAttributes
+	if item != nil {
+		attributes = item.Value().(*filer_pb.FuseAttributes)
+		glog.V(1).Infof("read cached file %v attributes", file.Name)
+	} else {
+		err := file.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
 
 			request := &filer_pb.GetFileAttributesRequest{
 				Name:      file.Name,
-			ParentDir: "", //TODO add parent folder
-			FileId:    string(file.FileId),
+				ParentDir: file.dir.Path,
 			}
 
 			glog.V(1).Infof("read file size: %v", request)
@@ -41,10 +50,23 @@ func (file *File) Attr(context context.Context, attr *fuse.Attr) error {
 				return err
 			}
 
-		attr.Size = resp.Attributes.FileSize
+			attributes = resp.Attributes
 
 			return nil
 		})
+
+		if err != nil {
+			return err
+		}
+	}
+
+	attr.Mode = os.FileMode(attributes.FileMode)
+	attr.Size = attributes.FileSize
+	attr.Mtime = time.Unix(attributes.Mtime, 0)
+	attr.Gid = attributes.Gid
+	attr.Uid = attributes.Uid
+	return nil
+
 }
 
 func (file *File) ReadAll(ctx context.Context) (content []byte, err error) {

weed/filesys/wfs.go

@@ -5,15 +5,18 @@ import (
 	"fmt"
 	"google.golang.org/grpc"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/karlseguin/ccache"
 )
 
 type WFS struct {
 	filer                     string
+	listDirectoryEntriesCache *ccache.Cache
 }
 
 func NewSeaweedFileSystem(filer string) *WFS {
 	return &WFS{
 		filer:                     filer,
+		listDirectoryEntriesCache: ccache.New(ccache.Configure().MaxSize(6000).ItemsToPrune(100)),
 	}
 }
 

weed/server/filer_grpc_server.go

@@ -2,8 +2,6 @@ package weed_server
 
 import (
 	"context"
-	"strconv"
-
 	"github.com/chrislusf/seaweedfs/weed/operation"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
@@ -50,10 +48,19 @@ func (fs *FilerServer) ListEntries(ctx context.Context, req *filer_pb.ListEntrie
 		if !entry.IsDirectory() && len(entry.Chunks) > 0 {
 			fileId = string(entry.Chunks[0].Fid)
 		}
+
+		glog.V(0).Infof("%s attr=%v size=%d", entry.Name(), entry.Attr, filer2.Chunks(entry.Chunks).TotalSize())
 		resp.Entries = append(resp.Entries, &filer_pb.Entry{
 			Name:        entry.Name(),
 			IsDirectory: entry.IsDirectory(),
 			FileId:      fileId,
+			Attributes: &filer_pb.FuseAttributes{
+				FileSize: filer2.Chunks(entry.Chunks).TotalSize(),
+				Mtime:    entry.Mtime.Unix(),
+				Gid:      entry.Gid,
+				Uid:      entry.Uid,
+				FileMode: uint32(entry.Mode),
+			},
 		})
 	}
 
@@ -64,17 +71,18 @@ func (fs *FilerServer) GetFileAttributes(ctx context.Context, req *filer_pb.GetF
 
 	attributes := &filer_pb.FuseAttributes{}
 
-	server, err := operation.LookupFileId(fs.getMasterNode(), req.FileId)
-	if err != nil {
-		return nil, err
-	}
-	head, err := util.Head(server)
+	found, entry, err := fs.filer.FindEntry(filer2.NewFullPath(req.ParentDir, req.Name))
 	if err != nil {
 		return nil, err
 	}
-	attributes.FileSize, err = strconv.ParseUint(head.Get("Content-Length"), 10, 0)
-	if err != nil {
-		return nil, err
+	if !found {
+		attributes.FileSize = 0
+	} else {
+		attributes.FileSize = filer2.Chunks(entry.Chunks).TotalSize()
+		attributes.FileMode = uint32(entry.Mode)
+		attributes.Uid = entry.Uid
+		attributes.Gid = entry.Gid
+		attributes.Mtime = entry.Mtime.Unix()
 	}
 
 	return &filer_pb.GetFileAttributesResponse{