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reduce possibility of nil entry

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This commit is contained in:
Chris Lu 2021-03-02 13:33:56 -08:00
parent be9c7c21ec
commit bcf32591b7
1 changed files with 12 additions and 12 deletions
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24
weed/filesys/file.go
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@ -106,7 +106,7 @@ func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *f
glog.V(4).Infof("%v file setattr %+v", file.fullpath(), req)
_, err := file.maybeLoadEntry(ctx)
entry, err := file.maybeLoadEntry(ctx)
if err != nil {
return err
}
@ -123,12 +123,12 @@ func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *f
if req.Valid.Size() {
glog.V(4).Infof("%v file setattr set size=%v chunks=%d", file.fullpath(), req.Size, len(file.entry.Chunks))
if req.Size < filer.FileSize(file.entry) {
glog.V(4).Infof("%v file setattr set size=%v chunks=%d", file.fullpath(), req.Size, len(entry.Chunks))
if req.Size < filer.FileSize(entry) {
// fmt.Printf("truncate %v \n", fullPath)
var chunks []*filer_pb.FileChunk
var truncatedChunks []*filer_pb.FileChunk
for _, chunk := range file.entry.Chunks {
for _, chunk := range entry.Chunks {
int64Size := int64(chunk.Size)
if chunk.Offset+int64Size > int64(req.Size) {
// this chunk is truncated
@ -143,36 +143,36 @@ func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *f
}
}
}
file.entry.Chunks = chunks
entry.Chunks = chunks
file.entryViewCache, _ = filer.NonOverlappingVisibleIntervals(file.wfs.LookupFn(), chunks)
file.reader = nil
}
file.entry.Attributes.FileSize = req.Size
entry.Attributes.FileSize = req.Size
file.dirtyMetadata = true
}
if req.Valid.Mode() {
file.entry.Attributes.FileMode = uint32(req.Mode)
entry.Attributes.FileMode = uint32(req.Mode)
file.dirtyMetadata = true
}
if req.Valid.Uid() {
file.entry.Attributes.Uid = req.Uid
entry.Attributes.Uid = req.Uid
file.dirtyMetadata = true
}
if req.Valid.Gid() {
file.entry.Attributes.Gid = req.Gid
entry.Attributes.Gid = req.Gid
file.dirtyMetadata = true
}
if req.Valid.Crtime() {
file.entry.Attributes.Crtime = req.Crtime.Unix()
entry.Attributes.Crtime = req.Crtime.Unix()
file.dirtyMetadata = true
}
if req.Valid.Mtime() {
file.entry.Attributes.Mtime = req.Mtime.Unix()
entry.Attributes.Mtime = req.Mtime.Unix()
file.dirtyMetadata = true
}
@ -188,7 +188,7 @@ func (file *File) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *f
return nil
}
return file.saveEntry(file.entry)
return file.saveEntry(entry)
}