c.Lock()
	defer c.Unlock()
	c.state = srState{}
	c.enabled = false
	return nil
}

const (
	// Access key of service account used for perform cluster-replication
	// operations.
	siteReplicatorSvcAcc = "site-replicator-0"
)

// PeerSiteInfo is a wrapper struct around madmin.PeerSite with extra info on site status
type PeerSiteInfo struct {
	madmin.PeerSite
	self         bool
	DeploymentID string

	atomic.AddUint64(&sys.TotalRefreshSuccesses, 1)

	if !globalSiteReplicatorCred.IsValid() {
		sa, _, err := sys.getServiceAccount(ctx, siteReplicatorSvcAcc)
		if err == nil {
			globalSiteReplicatorCred.Set(sa.Credentials.SecretKey)
		}
	}

	if firstTime {
		bootstrapTraceMsg(fmt.Sprintf("globalIAMSys.Load(): (duration: %s)", loadDuration))

	serviceAccount := mux.Vars(r)["accessKey"]
	if serviceAccount == "" {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminInvalidArgument), r.URL)
		return
	}

	if serviceAccount == siteReplicatorSvcAcc && globalSiteReplicationSys.isEnabled() {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidArgument), r.URL)
		return
	}
	// We do not care if service account is readable or not at this point,