func (c *SiteReplicationSys) InternalRemoveReq(ctx context.Context, objectAPI ObjectLayer, rreq madmin.SRRemoveReq) error {
	if !c.isEnabled() {
		return errSRNotEnabled
	}
	if rreq.RequestingDepID != "" {
		// validate if requesting site is still part of site replication
		var foundRequestor bool
		for _, p := range c.state.Peers {
			if p.DeploymentID == rreq.RequestingDepID {
				foundRequestor = true
				break
			}
		}