func remoteForURL(s *imagestore.Store, u *url.URL) (*imagestore.Remote, error) {
urlStr := u.String()
rem, err := s.GetRemote(urlStr)
if err != nil {
if err == imagestore.ErrRemoteNotFound {
return nil, nil
}
return nil, errwrap.Wrap(fmt.Errorf("failed to fetch remote for URL %q", urlStr), err)
}
return rem, nil
}
