示例#1
0
func (ds *InMemDS) SetAttr(id []byte, attr *pb.Attr, v uint32) (*pb.Attr, error) {
	ds.Lock()
	defer ds.Unlock()
	valid := fuse.SetattrValid(v)
	if entry, ok := ds.nodes[murmur3.Sum64(id)]; ok {
		if valid.Mode() {
			entry.attr.Mode = attr.Mode
		}
		if valid.Size() {
			if attr.Size == 0 {
				entry.blocks = 0
				entry.lastblock = 0
			}
			entry.attr.Size = attr.Size
		}
		if valid.Mtime() {
			entry.attr.Mtime = attr.Mtime
		}
		if valid.Atime() {
			entry.attr.Atime = attr.Atime
		}
		if valid.Uid() {
			entry.attr.Uid = attr.Uid
		}
		if valid.Gid() {
			entry.attr.Gid = attr.Gid
		}
		return entry.attr, nil
	}
	return &pb.Attr{}, nil
}
示例#2
0
func (o *OortFS) SetAttr(ctx context.Context, id []byte, attr *pb.Attr, v uint32) (*pb.Attr, error) {
	vip, err := o.validateIP(ctx)
	if err != nil {
		return nil, err
	}
	if !vip {
		return nil, errors.New("Unknown or unauthorized FS use")
	}
	valid := fuse.SetattrValid(v)
	b, err := o.GetChunk(ctx, id)
	if err != nil {
		return &pb.Attr{}, err
	}
	n := &pb.InodeEntry{}
	err = proto.Unmarshal(b, n)
	if err != nil {
		return &pb.Attr{}, err
	}
	if valid.Mode() {
		n.Attr.Mode = attr.Mode
	}
	if valid.Size() {
		if n.Attr.Size == 0 {
			n.Blocks = 0
			n.LastBlock = 0
		}
		n.Attr.Size = attr.Size
	}
	if valid.Mtime() {
		n.Attr.Mtime = attr.Mtime
	}
	if valid.Atime() {
		n.Attr.Atime = attr.Atime
	}
	if valid.Uid() {
		n.Attr.Uid = attr.Uid
	}
	if valid.Gid() {
		n.Attr.Gid = attr.Gid
	}
	b, err = proto.Marshal(n)
	if err != nil {
		return &pb.Attr{}, err
	}
	err = o.WriteChunk(ctx, id, b)
	if err != nil {
		return &pb.Attr{}, err
	}

	return n.Attr, nil
}