sys.Lock()

	sys.initStore(objAPI, etcdClient)

	// Initialize RoleARNs
	sys.rolesMap = make(map[arn.ARN]string)

	// From OpenID
	maps.Copy(sys.rolesMap, sys.OpenIDConfig.GetRoleInfo())

	// From AuthN plugin if enabled.
	if authn := newGlobalAuthNPluginFn(); authn != nil {
		maps.Copy(sys.rolesMap, authn.GetRoleInfo())
	}

	sys.printIAMRoles()
	sys.Unlock()

	}

	if bucketName != "" {
		if _, err := objAPI.GetBucketInfo(ctx, bucketName, BucketOptions{}); err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
	}

	rulesMap := event.NewRulesMap(eventNames, pattern, event.TargetID{ID: mustGetUUID()})

	setEventStreamHeaders(w)

	// Listen Publisher and peer-listen-client uses nonblocking send and hence does not wait for slow receivers.

		return
	}

	var rulesMap event.RulesMap
	if r.ContentLength < 0 {
		s.writeErrorResponse(w, errInvalidArgument)
		return
	}

	err := gob.NewDecoder(r.Body).Decode(&rulesMap)
	if err != nil {
		s.writeErrorResponse(w, err)
		return
	}

	globalEventNotifier.AddRulesMap(bucketName, rulesMap)
}

// HealthHandler - returns true of health