}
		sys.store = &IAMStoreSys{
			IAMStorageAPI: newIAMObjectStore(objAPI, sys.usersSysType),
			group:         group,
			policy:        policy,
		}
	} else {
		sys.store = &IAMStoreSys{IAMStorageAPI: newIAMEtcdStore(etcdClient, sys.usersSysType)}
	}
}

// Initialized checks if IAM is initialized
func (sys *IAMSys) Initialized() bool {
	if sys == nil {
		return false
	}
	sys.Lock()
	defer sys.Unlock()