func (s *peerRESTServer) GetBucketStatsHandler(vars *grid.MSS) (*BucketStats, *grid.RemoteErr) {
	bucketName := vars.Get(peerRESTBucket)
	if bucketName == "" {
		return nil, grid.NewRemoteErrString("Bucket name is missing")
	}
	st := globalReplicationStats.Load()
	if st == nil {
		return &BucketStats{}, nil
	}
	bs := BucketStats{
		ReplicationStats: st.Get(bucketName),

func NewNPErr(err error) (NoPayload, *RemoteErr) {
	if err == nil {
		return NoPayload{}, nil
	}
	r := RemoteErr(err.Error())
	return NoPayload{}, &r
}

// NewRemoteErrString creates a new remote error from a string.
func NewRemoteErrString(msg string) *RemoteErr {
	r := RemoteErr(msg)
	return &r
}

func (r RemoteErr) Error() string {
	return string(r)
}