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mount: fix problems found in issue 1182

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fix https://github.com/chrislusf/seaweedfs/issues/1182

always use the non-duplicated fs.Node
Forget() the fs.Node
Rename will also use the right fs.Node
Avoid using the same file handle for the same file
This commit is contained in:
Chris Lu
2020-01-20 20:21:01 -08:00
parent 630f72f8c5
commit a990ef2106
5 changed files with 117 additions and 44 deletions
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11
weed/filesys/file.go
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@@ -23,6 +23,7 @@ var _ = fs.NodeGetxattrer(&File{})
var _ = fs.NodeSetxattrer(&File{})
var _ = fs.NodeRemovexattrer(&File{})
var _ = fs.NodeListxattrer(&File{})
var _ = fs.NodeForgetter(&File{})
type File struct {
Name string
@@ -94,11 +95,12 @@ func (file *File) Open(ctx context.Context, req *fuse.OpenRequest, resp *fuse.Op
func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *fuse.SetattrResponse) error {
glog.V(3).Infof("%v file setattr %+v, old:%+v", file.fullpath(), req, file.entry.Attributes)
if err := file.maybeLoadEntry(ctx); err != nil {
return err
}
glog.V(3).Infof("%v file setattr %+v, old:%+v", file.fullpath(), req, file.entry.Attributes)
if req.Valid.Size() {
glog.V(3).Infof("%v file setattr set size=%v", file.fullpath(), req.Size)
@@ -208,6 +210,13 @@ func (file *File) Fsync(ctx context.Context, req *fuse.FsyncRequest) error {
return nil
}
func (file *File) Forget() {
glog.V(3).Infof("Forget file %s/%s", file.dir.Path, file.Name)
file.wfs.forgetNode(filer2.NewFullPath(file.dir.Path, file.Name))
}
func (file *File) maybeLoadEntry(ctx context.Context) error {
if file.entry == nil || !file.isOpen {
entry, err := file.wfs.maybeLoadEntry(ctx, file.dir.Path, file.Name)