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
}
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
}