func (n *fileNode) GetAttr(file fuse.File, context *fuse.Context) (fi *fuse.Attr, code fuse.Status) { if file != nil { return file.GetAttr() } a := &fuse.Attr{Mode: fuse.S_IFREG | 0644} if n.backing != "" { fi, err := os.Stat(n.backing) if err != nil { return nil, fuse.ToStatus(err) } a.Size = uint64(fi.Size()) t := n.file.Mtime() if n.dirty { t = fi.ModTime() } a.SetTimes(&t, &t, &t) } else if n.file != nil { a.Size = uint64(n.file.filesize) t := n.file.Mtime() a.SetTimes(&t, &t, &t) } return a, fuse.OK }
func (n *fileNode) GetAttr(out *fuse.Attr, file fuse.File, context *fuse.Context) (code fuse.Status) { if file != nil { return file.GetAttr(out) } out.Mode = fuse.S_IFREG | 0644 f := n.File() if n.backing != "" { fi, err := os.Stat(n.backing) if err != nil { return fuse.ToStatus(err) } out.Size = uint64(fi.Size()) t := f.Mtime() if n.dirty { t = fi.ModTime() } out.SetTimes(&t, &t, &t) } else if f != nil { out.Size = uint64(f.filesize) t := f.Mtime() out.SetTimes(&t, &t, &t) } return fuse.OK }
func (n *fileNode) Truncate(file fuse.File, size uint64, context *fuse.Context) (code fuse.Status) { if file != nil { return file.Truncate(size) } else if n.backing != "" { return fuse.ToStatus(os.Truncate(n.backing, int64(size))) } return fuse.OK }
func (me *memNode) Truncate(file fuse.File, size uint64, context *fuse.Context) (code fuse.Status) { me.mutex.Lock() defer me.mutex.Unlock() me.promote() if file != nil { code = file.Truncate(size) } else { code = fuse.ToStatus(os.Truncate(me.backing, int64(size))) } if code.Ok() { me.info.Size = size me.touch() } return code }
func (me *UnionFs) putDeletion(name string) (code fuse.Status) { marker := me.deletionPath(name) me.deletionCache.AddEntry(path.Base(marker)) // Is there a WriteStringToFileOrDie ? writable := me.fileSystems[0] fi, code := writable.GetAttr(marker) if code.Ok() && fi.Size == int64(len(name)) { return fuse.OK } var f fuse.File if code == fuse.ENOENT { f, code = writable.Create(marker, uint32(os.O_TRUNC|os.O_WRONLY), 0644) } else { writable.Chmod(marker, 0644) f, code = writable.Open(marker, uint32(os.O_TRUNC|os.O_WRONLY)) } if !code.Ok() { log.Printf("could not create deletion file %v: %v", marker, code) return fuse.EPERM } defer f.Release() defer f.Flush() n, code := f.Write(&fuse.WriteIn{}, []byte(name)) if int(n) != len(name) || !code.Ok() { panic(fmt.Sprintf("Error for writing %v: %v, %v (exp %v) %v", name, marker, n, len(name), code)) } return fuse.OK }
func (me *memNode) GetAttr(file fuse.File, context *fuse.Context) (fi *fuse.Attr, code fuse.Status) { var sz uint64 if file != nil { fi, code := file.GetAttr() if code.Ok() { sz = fi.Size } else { msg := fmt.Sprintf("File.GetAttr(%s) = %v, %v", file.String(), fi, code) panic(msg) } } me.mutex.RLock() defer me.mutex.RUnlock() info := me.info if file != nil { info.Size = sz } return &info, fuse.OK }