switch rs.Version {
	case siteResyncMetaVersionV1:
	default:
		return rs, fmt.Errorf("unexpected resync meta version: %d", rs.Version)
	}
	return rs, nil
}

// save resync status of peer to resync/depl-id.meta
func saveSiteResyncMetadata(ctx context.Context, ss SiteResyncStatus, objectAPI ObjectLayer) error {
	if objectAPI == nil {
		return errSRObjectLayerNotReady
	}
	data := make([]byte, 4, ss.Msgsize()+4)