type MyFS struct { fuse.FileSystemBase } func (fs *MyFS) Getattr(ctx context.Context, req *fuse.GetattrRequest, resp *fuse.GetattrResponse) error { // Retrieve attributes of the file with the given node id attributes := fuse.Attr{ Size: 1024, Mode: 0644, // ... } resp.Attr = attributes return nil }In this example, the Getattr method of the FUSE server returns the attributes of the file with the given node id. The attributes are created using the Attr type and assigned to the response object. Overall, the github.com.hanwen.go-fuse.fuse package provides a way to implement a FUSE server in Go and includes types like Attr Mode to represent file attributes.