writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errSRInvalidRequest(errInvalidArgument)), r.URL)
		return
	}

	var err error
	switch item.Type {
	default:
		err = globalSiteReplicationSys.PeerBucketMetadataUpdateHandler(ctx, item)
	case madmin.SRBucketMetaTypePolicy:
		if item.Policy == nil {
			err = globalSiteReplicationSys.PeerBucketPolicyHandler(ctx, item.Bucket, nil, item.UpdatedAt)
		} else {

		if err != nil {
			return wrapSRErr(err)
		}
		return nil
	}

	return nil
}

// PeerBucketMetadataUpdateHandler - merges the bucket metadata, save and ping other nodes
func (c *SiteReplicationSys) PeerBucketMetadataUpdateHandler(ctx context.Context, item madmin.SRBucketMeta) error {
	objectAPI := newObjectLayerFn()
	if objectAPI == nil {
		return errSRObjectLayerNotReady
	}