}

// IAMEtcdStore implements IAMStorageAPI
type IAMEtcdStore struct {
	sync.RWMutex

	*iamCache

	usersSysType UsersSysType

	client *etcd.Client
}

func newIAMEtcdStore(client *etcd.Client, usersSysType UsersSysType) *IAMEtcdStore {
	return &IAMEtcdStore{
		iamCache:     newIamCache(),
		client:       client,
		usersSysType: usersSysType,
	}
}

		sys.SetUsersSysType(LDAPUsersSysType)
	}

	if etcdClient == nil {
		sys.store = &IAMStoreSys{newIAMObjectStore(objAPI, sys.usersSysType), &singleflight.Group{}}
	} else {
		sys.store = &IAMStoreSys{newIAMEtcdStore(etcdClient, sys.usersSysType), &singleflight.Group{}}
	}
}

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