Golang util.VersionizeV1ListOptions函数代码示例

// NewclusterController returns a new cluster controller
func NewclusterController(federationClient federationclientset.Interface, clusterMonitorPeriod time.Duration) *ClusterController {
	cc := &ClusterController{
		knownClusterSet:         make(sets.String),
		federationClient:        federationClient,
		clusterMonitorPeriod:    clusterMonitorPeriod,
		clusterClusterStatusMap: make(map[string]federation_v1beta1.ClusterStatus),
		clusterKubeClientMap:    make(map[string]ClusterClient),
	}
	cc.clusterStore.Store, cc.clusterController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return cc.federationClient.Federation().Clusters().List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return cc.federationClient.Federation().Clusters().Watch(versionedOptions)
			},
		},
		&federation_v1beta1.Cluster{},
		controller.NoResyncPeriodFunc(),
		cache.ResourceEventHandlerFuncs{
			DeleteFunc: cc.delFromClusterSet,
			AddFunc:    cc.addToClusterSet,
		},
	)
	return cc
}

// NewNamespaceController returns a new namespace controller
func NewNamespaceController(client federationclientset.Interface) *NamespaceController {
	broadcaster := record.NewBroadcaster()
	broadcaster.StartRecordingToSink(eventsink.NewFederatedEventSink(client))
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "federated-namespace-controller"})

	nc := &NamespaceController{
		federatedApiClient:    client,
		namespaceReviewDelay:  time.Second * 10,
		clusterAvailableDelay: time.Second * 20,
		smallDelay:            time.Second * 3,
		updateTimeout:         time.Second * 30,
		namespaceBackoff:      flowcontrol.NewBackOff(5*time.Second, time.Minute),
		eventRecorder:         recorder,
	}

	// Build delivereres for triggering reconciliations.
	nc.namespaceDeliverer = util.NewDelayingDeliverer()
	nc.clusterDeliverer = util.NewDelayingDeliverer()

	// Start informer in federated API servers on namespaces that should be federated.
	nc.namespaceInformerStore, nc.namespaceInformerController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Core().Namespaces().List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Core().Namespaces().Watch(versionedOptions)
			},
		},
		&api_v1.Namespace{},
		controller.NoResyncPeriodFunc(),
		util.NewTriggerOnAllChanges(func(obj runtime.Object) { nc.deliverNamespaceObj(obj, 0, false) }))

	// Federated informer on namespaces in members of federation.
	nc.namespaceFederatedInformer = util.NewFederatedInformer(
		client,
		func(cluster *federation_api.Cluster, targetClient kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
			return cache.NewInformer(
				&cache.ListWatch{
					ListFunc: func(options api.ListOptions) (runtime.Object, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().Namespaces().List(versionedOptions)
					},
					WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().Namespaces().Watch(versionedOptions)
					},
				},
				&api_v1.Namespace{},
				controller.NoResyncPeriodFunc(),
				// Trigger reconciliation whenever something in federated cluster is changed. In most cases it
				// would be just confirmation that some namespace opration succeeded.
				util.NewTriggerOnMetaAndSpecChanges(
					func(obj runtime.Object) { nc.deliverNamespaceObj(obj, nc.namespaceReviewDelay, false) },
				))
		},
		&util.ClusterLifecycleHandlerFuncs{
			ClusterAvailable: func(cluster *federation_api.Cluster) {
				// When new cluster becomes available process all the namespaces again.
				nc.clusterDeliverer.DeliverAfter(allClustersKey, nil, nc.clusterAvailableDelay)
			},
		},
	)

	// Federated updeater along with Create/Update/Delete operations.
	nc.federatedUpdater = util.NewFederatedUpdater(nc.namespaceFederatedInformer,
		func(client kubeclientset.Interface, obj runtime.Object) error {
			namespace := obj.(*api_v1.Namespace)
			_, err := client.Core().Namespaces().Create(namespace)
			return err
		},
		func(client kubeclientset.Interface, obj runtime.Object) error {
			namespace := obj.(*api_v1.Namespace)
			_, err := client.Core().Namespaces().Update(namespace)
			return err
		},
		func(client kubeclientset.Interface, obj runtime.Object) error {
			namespace := obj.(*api_v1.Namespace)
			err := client.Core().Namespaces().Delete(namespace.Name, &api_v1.DeleteOptions{})
			// IsNotFound error is fine since that means the object is deleted already.
			if errors.IsNotFound(err) {
				return nil
			}
			return err
		})

	nc.deletionHelper = deletionhelper.NewDeletionHelper(
		nc.hasFinalizerFunc,
		nc.removeFinalizerFunc,
		nc.addFinalizerFunc,
		// objNameFunc
		func(obj runtime.Object) string {
			namespace := obj.(*api_v1.Namespace)
			return namespace.Name
		},
		nc.updateTimeout,
		nc.eventRecorder,
//.........这里部分代码省略.........

// NewclusterController returns a new cluster controller
func NewReplicaSetController(federationClient fedclientset.Interface) *ReplicaSetController {
	broadcaster := record.NewBroadcaster()
	broadcaster.StartRecordingToSink(eventsink.NewFederatedEventSink(federationClient))
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "federated-replicaset-controller"})

	frsc := &ReplicaSetController{
		fedClient:           federationClient,
		replicasetDeliverer: fedutil.NewDelayingDeliverer(),
		clusterDeliverer:    fedutil.NewDelayingDeliverer(),
		replicasetWorkQueue: workqueue.New(),
		replicaSetBackoff:   flowcontrol.NewBackOff(5*time.Second, time.Minute),
		defaultPlanner: planner.NewPlanner(&fed.FederatedReplicaSetPreferences{
			Clusters: map[string]fed.ClusterReplicaSetPreferences{
				"*": {Weight: 1},
			},
		}),
		eventRecorder: recorder,
	}

	replicaSetFedInformerFactory := func(cluster *fedv1.Cluster, clientset kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
		return cache.NewInformer(
			&cache.ListWatch{
				ListFunc: func(options api.ListOptions) (runtime.Object, error) {
					versionedOptions := fedutil.VersionizeV1ListOptions(options)
					return clientset.Extensions().ReplicaSets(apiv1.NamespaceAll).List(versionedOptions)
				},
				WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
					versionedOptions := fedutil.VersionizeV1ListOptions(options)
					return clientset.Extensions().ReplicaSets(apiv1.NamespaceAll).Watch(versionedOptions)
				},
			},
			&extensionsv1.ReplicaSet{},
			controller.NoResyncPeriodFunc(),
			fedutil.NewTriggerOnAllChanges(
				func(obj runtime.Object) { frsc.deliverLocalReplicaSet(obj, replicaSetReviewDelay) },
			),
		)
	}
	clusterLifecycle := fedutil.ClusterLifecycleHandlerFuncs{
		ClusterAvailable: func(cluster *fedv1.Cluster) {
			frsc.clusterDeliverer.DeliverAfter(allClustersKey, nil, clusterAvailableDelay)
		},
		ClusterUnavailable: func(cluster *fedv1.Cluster, _ []interface{}) {
			frsc.clusterDeliverer.DeliverAfter(allClustersKey, nil, clusterUnavailableDelay)
		},
	}
	frsc.fedReplicaSetInformer = fedutil.NewFederatedInformer(federationClient, replicaSetFedInformerFactory, &clusterLifecycle)

	podFedInformerFactory := func(cluster *fedv1.Cluster, clientset kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
		return cache.NewInformer(
			&cache.ListWatch{
				ListFunc: func(options api.ListOptions) (runtime.Object, error) {
					versionedOptions := fedutil.VersionizeV1ListOptions(options)
					return clientset.Core().Pods(apiv1.NamespaceAll).List(versionedOptions)
				},
				WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
					versionedOptions := fedutil.VersionizeV1ListOptions(options)
					return clientset.Core().Pods(apiv1.NamespaceAll).Watch(versionedOptions)
				},
			},
			&apiv1.Pod{},
			controller.NoResyncPeriodFunc(),
			fedutil.NewTriggerOnAllChanges(
				func(obj runtime.Object) {
					frsc.clusterDeliverer.DeliverAfter(allClustersKey, nil, allReplicaSetReviewDelay)
				},
			),
		)
	}
	frsc.fedPodInformer = fedutil.NewFederatedInformer(federationClient, podFedInformerFactory, &fedutil.ClusterLifecycleHandlerFuncs{})

	frsc.replicaSetStore.Indexer, frsc.replicaSetController = cache.NewIndexerInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				versionedOptions := fedutil.VersionizeV1ListOptions(options)
				return frsc.fedClient.Extensions().ReplicaSets(apiv1.NamespaceAll).List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := fedutil.VersionizeV1ListOptions(options)
				return frsc.fedClient.Extensions().ReplicaSets(apiv1.NamespaceAll).Watch(versionedOptions)
			},
		},
		&extensionsv1.ReplicaSet{},
		controller.NoResyncPeriodFunc(),
		fedutil.NewTriggerOnMetaAndSpecChanges(
			func(obj runtime.Object) { frsc.deliverFedReplicaSetObj(obj, replicaSetReviewDelay) },
		),
		cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc},
	)

	frsc.fedUpdater = fedutil.NewFederatedUpdater(frsc.fedReplicaSetInformer,
		func(client kubeclientset.Interface, obj runtime.Object) error {
			rs := obj.(*extensionsv1.ReplicaSet)
			_, err := client.Extensions().ReplicaSets(rs.Namespace).Create(rs)
			return err
		},
		func(client kubeclientset.Interface, obj runtime.Object) error {
			rs := obj.(*extensionsv1.ReplicaSet)
			_, err := client.Extensions().ReplicaSets(rs.Namespace).Update(rs)
//.........这里部分代码省略.........

func New(federationClient fedclientset.Interface, dns dnsprovider.Interface, federationName, zoneName string) *ServiceController {
	broadcaster := record.NewBroadcaster()
	// federationClient event is not supported yet
	// broadcaster.StartRecordingToSink(&unversioned_core.EventSinkImpl{Interface: kubeClient.Core().Events("")})
	recorder := broadcaster.NewRecorder(api.EventSource{Component: UserAgentName})

	s := &ServiceController{
		dns:              dns,
		federationClient: federationClient,
		federationName:   federationName,
		zoneName:         zoneName,
		serviceCache:     &serviceCache{fedServiceMap: make(map[string]*cachedService)},
		clusterCache: &clusterClientCache{
			rwlock:    sync.Mutex{},
			clientMap: make(map[string]*clusterCache),
		},
		eventBroadcaster: broadcaster,
		eventRecorder:    recorder,
		queue:            workqueue.New(),
		knownClusterSet:  make(sets.String),
	}
	s.serviceStore.Indexer, s.serviceController = cache.NewIndexerInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return s.federationClient.Core().Services(v1.NamespaceAll).List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return s.federationClient.Core().Services(v1.NamespaceAll).Watch(versionedOptions)
			},
		},
		&v1.Service{},
		serviceSyncPeriod,
		cache.ResourceEventHandlerFuncs{
			AddFunc: s.enqueueService,
			UpdateFunc: func(old, cur interface{}) {
				// there is case that old and new are equals but we still catch the event now.
				if !reflect.DeepEqual(old, cur) {
					s.enqueueService(cur)
				}
			},
			DeleteFunc: s.enqueueService,
		},
		cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc},
	)
	s.clusterStore.Store, s.clusterController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return s.federationClient.Federation().Clusters().List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return s.federationClient.Federation().Clusters().Watch(versionedOptions)
			},
		},
		&v1beta1.Cluster{},
		clusterSyncPeriod,
		cache.ResourceEventHandlerFuncs{
			DeleteFunc: s.clusterCache.delFromClusterSet,
			AddFunc:    s.clusterCache.addToClientMap,
			UpdateFunc: func(old, cur interface{}) {
				oldCluster, ok := old.(*v1beta1.Cluster)
				if !ok {
					return
				}
				curCluster, ok := cur.(*v1beta1.Cluster)
				if !ok {
					return
				}
				if !reflect.DeepEqual(oldCluster.Spec, curCluster.Spec) {
					// update when spec is changed
					s.clusterCache.addToClientMap(cur)
				}

				pred := getClusterConditionPredicate()
				// only update when condition changed to ready from not-ready
				if !pred(*oldCluster) && pred(*curCluster) {
					s.clusterCache.addToClientMap(cur)
				}
				// did not handle ready -> not-ready
				// how could we stop a controller?
			},
		},
	)

	s.endpointWorkerMap = make(map[string]bool)
	s.serviceWorkerMap = make(map[string]bool)
	s.endpointWorkerDoneChan = make(chan string, maxNoOfClusters)
	s.serviceWorkerDoneChan = make(chan string, maxNoOfClusters)
	return s
}

// NewSecretController returns a new secret controller
func NewSecretController(client federationclientset.Interface) *SecretController {
	broadcaster := record.NewBroadcaster()
	broadcaster.StartRecordingToSink(eventsink.NewFederatedEventSink(client))
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "federated-secrets-controller"})

	secretcontroller := &SecretController{
		federatedApiClient:    client,
		secretReviewDelay:     time.Second * 10,
		clusterAvailableDelay: time.Second * 20,
		smallDelay:            time.Second * 3,
		updateTimeout:         time.Second * 30,
		secretBackoff:         flowcontrol.NewBackOff(5*time.Second, time.Minute),
		eventRecorder:         recorder,
	}

	// Build delivereres for triggering reconciliations.
	secretcontroller.secretDeliverer = util.NewDelayingDeliverer()
	secretcontroller.clusterDeliverer = util.NewDelayingDeliverer()

	// Start informer in federated API servers on secrets that should be federated.
	secretcontroller.secretInformerStore, secretcontroller.secretInformerController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Core().Secrets(api_v1.NamespaceAll).List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Core().Secrets(api_v1.NamespaceAll).Watch(versionedOptions)
			},
		},
		&api_v1.Secret{},
		controller.NoResyncPeriodFunc(),
		util.NewTriggerOnAllChanges(func(obj pkg_runtime.Object) { secretcontroller.deliverSecretObj(obj, 0, false) }))

	// Federated informer on secrets in members of federation.
	secretcontroller.secretFederatedInformer = util.NewFederatedInformer(
		client,
		func(cluster *federation_api.Cluster, targetClient kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
			return cache.NewInformer(
				&cache.ListWatch{
					ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().Secrets(api_v1.NamespaceAll).List(versionedOptions)
					},
					WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().Secrets(api_v1.NamespaceAll).Watch(versionedOptions)
					},
				},
				&api_v1.Secret{},
				controller.NoResyncPeriodFunc(),
				// Trigger reconciliation whenever something in federated cluster is changed. In most cases it
				// would be just confirmation that some secret opration succeeded.
				util.NewTriggerOnAllChanges(
					func(obj pkg_runtime.Object) {
						secretcontroller.deliverSecretObj(obj, secretcontroller.secretReviewDelay, false)
					},
				))
		},

		&util.ClusterLifecycleHandlerFuncs{
			ClusterAvailable: func(cluster *federation_api.Cluster) {
				// When new cluster becomes available process all the secrets again.
				secretcontroller.clusterDeliverer.DeliverAt(allClustersKey, nil, time.Now().Add(secretcontroller.clusterAvailableDelay))
			},
		},
	)

	// Federated updeater along with Create/Update/Delete operations.
	secretcontroller.federatedUpdater = util.NewFederatedUpdater(secretcontroller.secretFederatedInformer,
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			secret := obj.(*api_v1.Secret)
			_, err := client.Core().Secrets(secret.Namespace).Create(secret)
			return err
		},
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			secret := obj.(*api_v1.Secret)
			_, err := client.Core().Secrets(secret.Namespace).Update(secret)
			return err
		},
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			secret := obj.(*api_v1.Secret)
			err := client.Core().Secrets(secret.Namespace).Delete(secret.Name, &api_v1.DeleteOptions{})
			return err
		})
	return secretcontroller
}

// NewIngressController returns a new ingress controller
func NewIngressController(client federationclientset.Interface) *IngressController {
	glog.V(4).Infof("->NewIngressController V(4)")
	broadcaster := record.NewBroadcaster()
	broadcaster.StartRecordingToSink(eventsink.NewFederatedEventSink(client))
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "federated-ingress-controller"})
	ic := &IngressController{
		federatedApiClient:    client,
		ingressReviewDelay:    time.Second * 10,
		configMapReviewDelay:  time.Second * 10,
		clusterAvailableDelay: time.Second * 20,
		smallDelay:            time.Second * 3,
		updateTimeout:         time.Second * 30,
		ingressBackoff:        flowcontrol.NewBackOff(5*time.Second, time.Minute),
		eventRecorder:         recorder,
		configMapBackoff:      flowcontrol.NewBackOff(5*time.Second, time.Minute),
	}

	// Build deliverers for triggering reconciliations.
	ic.ingressDeliverer = util.NewDelayingDeliverer()
	ic.clusterDeliverer = util.NewDelayingDeliverer()
	ic.configMapDeliverer = util.NewDelayingDeliverer()

	// Start informer in federated API servers on ingresses that should be federated.
	ic.ingressInformerStore, ic.ingressInformerController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Extensions().Ingresses(api.NamespaceAll).List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Extensions().Ingresses(api.NamespaceAll).Watch(versionedOptions)
			},
		},
		&extensions_v1beta1.Ingress{},
		controller.NoResyncPeriodFunc(),
		util.NewTriggerOnAllChanges(
			func(obj pkg_runtime.Object) {
				ic.deliverIngressObj(obj, 0, false)
			},
		))

	// Federated informer on ingresses in members of federation.
	ic.ingressFederatedInformer = util.NewFederatedInformer(
		client,
		func(cluster *federation_api.Cluster, targetClient kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
			return cache.NewInformer(
				&cache.ListWatch{
					ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Extensions().Ingresses(api.NamespaceAll).List(versionedOptions)
					},
					WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Extensions().Ingresses(api.NamespaceAll).Watch(versionedOptions)
					},
				},
				&extensions_v1beta1.Ingress{},
				controller.NoResyncPeriodFunc(),
				// Trigger reconciliation whenever something in federated cluster is changed. In most cases it
				// would be just confirmation that some ingress operation succeeded.
				util.NewTriggerOnAllChanges(
					func(obj pkg_runtime.Object) {
						ic.deliverIngressObj(obj, ic.ingressReviewDelay, false)
					},
				))
		},

		&util.ClusterLifecycleHandlerFuncs{
			ClusterAvailable: func(cluster *federation_api.Cluster) {
				// When new cluster becomes available process all the ingresses again, and configure it's ingress controller's configmap with the correct UID
				ic.clusterDeliverer.DeliverAfter(cluster.Name, cluster, ic.clusterAvailableDelay)
			},
		},
	)

	// Federated informer on configmaps for ingress controllers in members of the federation.
	ic.configMapFederatedInformer = util.NewFederatedInformer(
		client,
		func(cluster *federation_api.Cluster, targetClient kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
			glog.V(4).Infof("Returning new informer for cluster %q", cluster.Name)
			return cache.NewInformer(
				&cache.ListWatch{
					ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
						if targetClient == nil {
							glog.Errorf("Internal error: targetClient is nil")
						}
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().ConfigMaps(uidConfigMapNamespace).List(versionedOptions) // we only want to list one by name - unfortunately Kubernetes don't have a selector for that.
					},
					WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
						if targetClient == nil {
							glog.Errorf("Internal error: targetClient is nil")
						}
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Core().ConfigMaps(uidConfigMapNamespace).Watch(versionedOptions) // as above
					},
				},
				&v1.ConfigMap{},
//.........这里部分代码省略.........

// NewDaemonSetController returns a new daemonset controller
func NewDaemonSetController(client federationclientset.Interface) *DaemonSetController {
	broadcaster := record.NewBroadcaster()
	broadcaster.StartRecordingToSink(eventsink.NewFederatedEventSink(client))
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "federated-daemonset-controller"})

	daemonsetcontroller := &DaemonSetController{
		federatedApiClient:    client,
		daemonsetReviewDelay:  time.Second * 10,
		clusterAvailableDelay: time.Second * 20,
		smallDelay:            time.Second * 3,
		updateTimeout:         time.Second * 30,
		daemonsetBackoff:      flowcontrol.NewBackOff(5*time.Second, time.Minute),
		eventRecorder:         recorder,
	}

	// Build deliverers for triggering reconciliations.
	daemonsetcontroller.daemonsetDeliverer = util.NewDelayingDeliverer()
	daemonsetcontroller.clusterDeliverer = util.NewDelayingDeliverer()

	// Start informer in federated API servers on daemonsets that should be federated.
	daemonsetcontroller.daemonsetInformerStore, daemonsetcontroller.daemonsetInformerController = cache.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Extensions().DaemonSets(api_v1.NamespaceAll).List(versionedOptions)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				versionedOptions := util.VersionizeV1ListOptions(options)
				return client.Extensions().DaemonSets(api_v1.NamespaceAll).Watch(versionedOptions)
			},
		},
		&extensionsv1.DaemonSet{},
		controller.NoResyncPeriodFunc(),
		util.NewTriggerOnAllChanges(func(obj pkg_runtime.Object) { daemonsetcontroller.deliverDaemonSetObj(obj, 0, false) }))

	// Federated informer on daemonsets in members of federation.
	daemonsetcontroller.daemonsetFederatedInformer = util.NewFederatedInformer(
		client,
		func(cluster *federation_api.Cluster, targetClient kubeclientset.Interface) (cache.Store, cache.ControllerInterface) {
			return cache.NewInformer(
				&cache.ListWatch{
					ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Extensions().DaemonSets(api_v1.NamespaceAll).List(versionedOptions)
					},
					WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
						versionedOptions := util.VersionizeV1ListOptions(options)
						return targetClient.Extensions().DaemonSets(api_v1.NamespaceAll).Watch(versionedOptions)
					},
				},
				&extensionsv1.DaemonSet{},
				controller.NoResyncPeriodFunc(),
				// Trigger reconciliation whenever something in federated cluster is changed. In most cases it
				// would be just confirmation that some daemonset opration succeeded.
				util.NewTriggerOnAllChanges(
					func(obj pkg_runtime.Object) {
						daemonsetcontroller.deliverDaemonSetObj(obj, daemonsetcontroller.daemonsetReviewDelay, false)
					},
				))
		},

		&util.ClusterLifecycleHandlerFuncs{
			ClusterAvailable: func(cluster *federation_api.Cluster) {
				// When new cluster becomes available process all the daemonsets again.
				daemonsetcontroller.clusterDeliverer.DeliverAt(allClustersKey, nil, time.Now().Add(daemonsetcontroller.clusterAvailableDelay))
			},
		},
	)

	// Federated updater along with Create/Update/Delete operations.
	daemonsetcontroller.federatedUpdater = util.NewFederatedUpdater(daemonsetcontroller.daemonsetFederatedInformer,
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			daemonset := obj.(*extensionsv1.DaemonSet)
			glog.V(4).Infof("Attempting to create daemonset: %s/%s", daemonset.Namespace, daemonset.Name)
			_, err := client.Extensions().DaemonSets(daemonset.Namespace).Create(daemonset)
			if err != nil {
				glog.Errorf("Error creating daemonset %s/%s/: %v", daemonset.Namespace, daemonset.Name, err)
			} else {
				glog.V(4).Infof("Successfully created deamonset %s/%s", daemonset.Namespace, daemonset.Name)
			}
			return err
		},
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			daemonset := obj.(*extensionsv1.DaemonSet)
			glog.V(4).Infof("Attempting to update daemonset: %s/%s", daemonset.Namespace, daemonset.Name)
			_, err := client.Extensions().DaemonSets(daemonset.Namespace).Update(daemonset)
			if err != nil {
				glog.Errorf("Error updating daemonset %s/%s/: %v", daemonset.Namespace, daemonset.Name, err)
			} else {
				glog.V(4).Infof("Successfully updating deamonset %s/%s", daemonset.Namespace, daemonset.Name)
			}
			return err
		},
		func(client kubeclientset.Interface, obj pkg_runtime.Object) error {
			daemonset := obj.(*extensionsv1.DaemonSet)
			glog.V(4).Infof("Attempting to delete daemonset: %s/%s", daemonset.Namespace, daemonset.Name)
			err := client.Extensions().DaemonSets(daemonset.Namespace).Delete(daemonset.Name, &api_v1.DeleteOptions{})
			if err != nil {
				glog.Errorf("Error deleting daemonset %s/%s/: %v", daemonset.Namespace, daemonset.Name, err)
//.........这里部分代码省略.........

func (cc *clusterClientCache) startClusterLW(cluster *v1beta1.Cluster, clusterName string) {
	cachedClusterClient, ok := cc.clientMap[clusterName]
	// only create when no existing cachedClusterClient
	if ok {
		if !reflect.DeepEqual(cachedClusterClient.cluster.Spec, cluster.Spec) {
			//rebuild clientset when cluster spec is changed
			clientset, err := newClusterClientset(cluster)
			if err != nil || clientset == nil {
				glog.Errorf("Failed to create corresponding restclient of kubernetes cluster: %v", err)
			}
			glog.V(4).Infof("Cluster spec changed, rebuild clientset for cluster %s", clusterName)
			cachedClusterClient.clientset = clientset
			go cachedClusterClient.serviceController.Run(wait.NeverStop)
			go cachedClusterClient.endpointController.Run(wait.NeverStop)
			glog.V(2).Infof("Start watching services and endpoints on cluster %s", clusterName)
		} else {
			// do nothing when there is no spec change
			glog.V(4).Infof("Keep clientset for cluster %s", clusterName)
			return
		}
	} else {
		glog.V(4).Infof("No client cache for cluster %s, building new", clusterName)
		clientset, err := newClusterClientset(cluster)
		if err != nil || clientset == nil {
			glog.Errorf("Failed to create corresponding restclient of kubernetes cluster: %v", err)
		}
		cachedClusterClient = &clusterCache{
			cluster:       cluster,
			clientset:     clientset,
			serviceQueue:  workqueue.New(),
			endpointQueue: workqueue.New(),
		}
		cachedClusterClient.endpointStore.Store, cachedClusterClient.endpointController = cache.NewInformer(
			&cache.ListWatch{
				ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
					versionedOptions := util.VersionizeV1ListOptions(options)
					return clientset.Core().Endpoints(v1.NamespaceAll).List(versionedOptions)
				},
				WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
					versionedOptions := util.VersionizeV1ListOptions(options)
					return clientset.Core().Endpoints(v1.NamespaceAll).Watch(versionedOptions)
				},
			},
			&v1.Endpoints{},
			serviceSyncPeriod,
			cache.ResourceEventHandlerFuncs{
				AddFunc: func(obj interface{}) {
					cc.enqueueEndpoint(obj, clusterName)
				},
				UpdateFunc: func(old, cur interface{}) {
					cc.enqueueEndpoint(cur, clusterName)
				},
				DeleteFunc: func(obj interface{}) {
					cc.enqueueEndpoint(obj, clusterName)
				},
			},
		)

		cachedClusterClient.serviceStore.Indexer, cachedClusterClient.serviceController = cache.NewIndexerInformer(
			&cache.ListWatch{
				ListFunc: func(options api.ListOptions) (pkg_runtime.Object, error) {
					versionedOptions := util.VersionizeV1ListOptions(options)
					return clientset.Core().Services(v1.NamespaceAll).List(versionedOptions)
				},
				WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
					versionedOptions := util.VersionizeV1ListOptions(options)
					return clientset.Core().Services(v1.NamespaceAll).Watch(versionedOptions)
				},
			},
			&v1.Service{},
			serviceSyncPeriod,
			cache.ResourceEventHandlerFuncs{
				AddFunc: func(obj interface{}) {
					cc.enqueueService(obj, clusterName)
				},
				UpdateFunc: func(old, cur interface{}) {
					oldService, ok := old.(*v1.Service)

					if !ok {
						return
					}
					curService, ok := cur.(*v1.Service)
					if !ok {
						return
					}
					if !reflect.DeepEqual(oldService.Status.LoadBalancer, curService.Status.LoadBalancer) {
						cc.enqueueService(cur, clusterName)
					}
				},
				DeleteFunc: func(obj interface{}) {
					service, _ := obj.(*v1.Service)
					cc.enqueueService(obj, clusterName)
					glog.V(2).Infof("Service %s/%s deletion found and enque to service store %s", service.Namespace, service.Name, clusterName)
				},
			},
			cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc},
		)
		cc.clientMap[clusterName] = cachedClusterClient
		go cachedClusterClient.serviceController.Run(wait.NeverStop)
		go cachedClusterClient.endpointController.Run(wait.NeverStop)
//.........这里部分代码省略.........