gitlab-com-seaweedfs/seaweedfs
1
0
Fork 0
mirror of https://github.com/seaweedfs/seaweedfs.git synced 2024-01-19 02:48:24 +00:00
Code Issues Projects Releases Wiki Activity

FUSE can change file or folder attributes

Browse source 
FUSE can change file or folder attributes
This commit is contained in:
Chris Lu 2018-07-19 02:17:36 -07:00
parent a09ef6002a
commit 13e5541e17
2 changed files with 87 additions and 24 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

88
weed/filesys/dir.go
View file

@ -4,17 +4,20 @@ import (
"context"
"os"
"path"
"path/filepath"
"time"
"bazil.org/fuse"
"bazil.org/fuse/fs"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"path/filepath"
"time"
"github.com/chrislusf/seaweedfs/weed/filer2"
)
type Dir struct {
Path string
wfs *WFS
Path string
wfs *WFS
attributes *filer_pb.FuseAttributes
}
var _ = fs.Node(&Dir{})
@ -24,6 +27,7 @@ var _ = fs.NodeRequestLookuper(&Dir{})
var _ = fs.HandleReadDirAller(&Dir{})
var _ = fs.NodeRemover(&Dir{})
var _ = fs.NodeRenamer(&Dir{})
var _ = fs.NodeSetattrer(&Dir{})
func (dir *Dir) Attr(context context.Context, attr *fuse.Attr) error {
@ -48,8 +52,6 @@ func (dir *Dir) Attr(context context.Context, attr *fuse.Attr) error {
parent, name := filepath.Split(dir.Path)
var attributes *filer_pb.FuseAttributes
err := dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.GetEntryAttributesRequest{
@ -64,7 +66,7 @@ func (dir *Dir) Attr(context context.Context, attr *fuse.Attr) error {
return err
}
attributes = resp.Attributes
dir.attributes = resp.Attributes
return nil
})
@ -76,26 +78,26 @@ func (dir *Dir) Attr(context context.Context, attr *fuse.Attr) error {
// glog.V(1).Infof("dir %s: %v", dir.Path, attributes)
// glog.V(1).Infof("dir %s permission: %v", dir.Path, os.FileMode(attributes.FileMode))
attr.Mode = os.FileMode(attributes.FileMode) | os.ModeDir
if dir.Path == "/" && attributes.FileMode == 0 {
attr.Mode = os.FileMode(dir.attributes.FileMode) | os.ModeDir
if dir.Path == "/" && dir.attributes.FileMode == 0 {
attr.Valid = time.Second
}
attr.Mtime = time.Unix(attributes.Mtime, 0)
attr.Ctime = time.Unix(attributes.Crtime, 0)
attr.Gid = attributes.Gid
attr.Uid = attributes.Uid
attr.Mtime = time.Unix(dir.attributes.Mtime, 0)
attr.Ctime = time.Unix(dir.attributes.Crtime, 0)
attr.Gid = dir.attributes.Gid
attr.Uid = dir.attributes.Uid
return nil
}
func (dir *Dir) newFile(name string, chunks []*filer_pb.FileChunk) *File {
func (dir *Dir) newFile(name string, chunks []*filer_pb.FileChunk, attr *filer_pb.FuseAttributes) *File {
return &File{
Name: name,
dir: dir,
wfs: dir.wfs,
// attributes: &filer_pb.FuseAttributes{},
Chunks: chunks,
Name: name,
dir: dir,
wfs: dir.wfs,
attributes: attr,
Chunks: chunks,
}
}
@ -132,7 +134,7 @@ func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
})
if err == nil {
file := dir.newFile(req.Name, nil)
file := dir.newFile(req.Name, nil, &filer_pb.FuseAttributes{})
file.isOpen = true
return file, dir.wfs.AcquireHandle(file, req.Uid, req.Gid), nil
}
@ -200,9 +202,9 @@ func (dir *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.
if entry != nil {
if entry.IsDirectory {
node = &Dir{Path: path.Join(dir.Path, req.Name), wfs: dir.wfs}
node = &Dir{Path: path.Join(dir.Path, req.Name), wfs: dir.wfs, attributes: entry.Attributes}
} else {
node = dir.newFile(req.Name, entry.Chunks)
node = dir.newFile(req.Name, entry.Chunks, entry.Attributes)
}
resp.EntryValid = time.Duration(0)
@ -272,3 +274,45 @@ func (dir *Dir) Remove(ctx context.Context, req *fuse.RemoveRequest) error {
})
}
func (dir *Dir) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *fuse.SetattrResponse) error {
glog.V(3).Infof("%v dir setattr %+v, fh=%d", dir.Path, req, req.Handle)
if req.Valid.Mode() {
dir.attributes.FileMode = uint32(req.Mode)
}
if req.Valid.Uid() {
dir.attributes.Uid = req.Uid
}
if req.Valid.Gid() {
dir.attributes.Gid = req.Gid
}
if req.Valid.Mtime() {
dir.attributes.Mtime = req.Mtime.Unix()
}
parentDir, name := filer2.FullPath(dir.Path).DirAndName()
return dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.UpdateEntryRequest{
Directory: parentDir,
Entry: &filer_pb.Entry{
Name: name,
Attributes: dir.attributes,
},
}
glog.V(1).Infof("set attr directory entry: %v", request)
_, err := client.UpdateEntry(ctx, request)
if err != nil {
glog.V(0).Infof("UpdateEntry %s: %v", dir.Path, err)
return fuse.EIO
}
return nil
})
}

23
weed/filesys/file.go
View file

@ -34,7 +34,7 @@ func (file *File) Attr(ctx context.Context, attr *fuse.Attr) error {
if file.attributes == nil || !file.isOpen {
item := file.wfs.listDirectoryEntriesCache.Get(file.fullpath())
if item != nil && !item.Expired(){
if item != nil && !item.Expired() {
entry := item.Value().(*filer_pb.Entry)
file.Chunks = entry.Chunks
file.attributes = entry.Attributes
@ -121,7 +121,26 @@ func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *f
file.attributes.Mtime = req.Mtime.Unix()
}
return nil
return file.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.UpdateEntryRequest{
Directory: file.dir.Path,
Entry: &filer_pb.Entry{
Name: file.Name,
Attributes: file.attributes,
Chunks: file.Chunks,
},
}
glog.V(1).Infof("set attr file entry: %v", request)
_, err := client.UpdateEntry(ctx, request)
if err != nil {
glog.V(0).Infof("UpdateEntry file %s/%s: %v", file.dir.Path, file.Name, err)
return fuse.EIO
}
return nil
})
}