for _, nerr := range globalNotificationSys.SignalService(serviceSig) {
		if nerr.Err != nil {
			logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
			adminLogIf(ctx, nerr.Err)
		}
	}

	// Reply to the client before restarting, stopping MinIO server.
	writeSuccessResponseHeadersOnly(w)

	switch serviceSig {
	case serviceFreeze:
		freezeServices()
	case serviceUnFreeze:
		unfreezeServices()

		// Note that url.Parse does the unescaping
		cpSrcPath = u.Path
	}

	srcBucket, srcObject := path2BucketObject(cpSrcPath)
	// If source object is empty or bucket is empty, reply back invalid copy source.
	if srcObject == "" || srcBucket == "" {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL)
		return
	}

	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)