Golang replication.NewReplicationManager函数代码示例

// NewMasterComponents creates, initializes and starts master components based on the given config.
func NewMasterComponents(c *Config) *MasterComponents {
	m, s := startMasterOrDie(c.MasterConfig)
	// TODO: Allow callers to pipe through a different master url and create a client/start components using it.
	glog.Infof("Master %+v", s.URL)
	if c.DeleteEtcdKeys {
		DeleteAllEtcdKeys()
	}
	// TODO: caesarxuchao: remove this client when the refactoring of client libraray is done.
	restClient := client.NewOrDie(&client.Config{Host: s.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}, QPS: c.QPS, Burst: c.Burst})
	clientset := clientset.NewForConfigOrDie(&client.Config{Host: s.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}, QPS: c.QPS, Burst: c.Burst})
	rcStopCh := make(chan struct{})
	controllerManager := replicationcontroller.NewReplicationManager(clientset, controller.NoResyncPeriodFunc, c.Burst)

	// TODO: Support events once we can cleanly shutdown an event recorder.
	controllerManager.SetEventRecorder(&record.FakeRecorder{})
	if c.StartReplicationManager {
		go controllerManager.Run(goruntime.NumCPU(), rcStopCh)
	}
	var once sync.Once
	return &MasterComponents{
		ApiServer:         s,
		KubeMaster:        m,
		RestClient:        restClient,
		ControllerManager: controllerManager,
		rcStopCh:          rcStopCh,
		once:              once,
	}
}

func rmSetup(t *testing.T, enableGarbageCollector bool) (*httptest.Server, *replication.ReplicationManager, cache.SharedIndexInformer, clientset.Interface) {
	masterConfig := framework.NewIntegrationTestMasterConfig()
	_, s := framework.RunAMaster(masterConfig)

	config := restclient.Config{Host: s.URL}
	clientSet, err := clientset.NewForConfig(&config)
	if err != nil {
		t.Fatalf("Error in create clientset: %v", err)
	}
	resyncPeriod := 12 * time.Hour
	resyncPeriodFunc := func() time.Duration {
		return resyncPeriod
	}
	podInformer := informers.NewPodInformer(internalclientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pod-informer")), resyncPeriod)
	rm := replication.NewReplicationManager(
		podInformer,
		internalclientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "replication-controller")),
		resyncPeriodFunc,
		replication.BurstReplicas,
		4096,
		enableGarbageCollector,
	)

	if err != nil {
		t.Fatalf("Failed to create replication manager")
	}
	return s, rm, podInformer, clientSet
}

// RunReplicationController starts the Kubernetes replication controller sync loop
func (c *MasterConfig) RunReplicationController(client *client.Client) {
	controllerManager := replicationcontroller.NewReplicationManager(
		clientadapter.FromUnversionedClient(client),
		kctrlmgr.ResyncPeriod(c.ControllerManager),
		replicationcontroller.BurstReplicas,
		c.ControllerManager.LookupCacheSizeForRC,
	)
	go controllerManager.Run(c.ControllerManager.ConcurrentRCSyncs, utilwait.NeverStop)
}

// RunReplicationController starts the Kubernetes replication controller sync loop
func (c *MasterConfig) RunReplicationController(client *client.Client) {
	controllerManager := replicationcontroller.NewReplicationManager(
		c.Informers.Pods().Informer(),
		clientadapter.FromUnversionedClient(client),
		kctrlmgr.ResyncPeriod(c.ControllerManager),
		replicationcontroller.BurstReplicas,
		int(c.ControllerManager.LookupCacheSizeForRC),
		c.ControllerManager.EnableGarbageCollector,
	)
	go controllerManager.Run(int(c.ControllerManager.ConcurrentRCSyncs), utilwait.NeverStop)
}

func startReplicationController(ctx ControllerContext) (bool, error) {
	go replicationcontroller.NewReplicationManager(
		ctx.InformerFactory.Pods().Informer(),
		ctx.InformerFactory.ReplicationControllers().Informer(),
		ctx.ClientBuilder.ClientOrDie("replication-controller"),
		replicationcontroller.BurstReplicas,
		int(ctx.Options.LookupCacheSizeForRC),
		ctx.Options.EnableGarbageCollector,
	).Run(int(ctx.Options.ConcurrentRCSyncs), ctx.Stop)
	return true, nil
}

func rmSetup(t *testing.T, stopCh chan struct{}, enableGarbageCollector bool) (*httptest.Server, *replication.ReplicationManager, cache.SharedIndexInformer, clientset.Interface) {
	masterConfig := framework.NewIntegrationTestMasterConfig()
	_, s := framework.RunAMaster(masterConfig)

	config := restclient.Config{Host: s.URL}
	clientSet, err := clientset.NewForConfig(&config)
	if err != nil {
		t.Fatalf("Error in create clientset: %v", err)
	}
	resyncPeriod := 12 * time.Hour

	informers := informers.NewSharedInformerFactory(clientSet, nil, resyncPeriod)
	podInformer := informers.Pods().Informer()
	rcInformer := informers.ReplicationControllers().Informer()
	rm := replication.NewReplicationManager(podInformer, rcInformer, clientSet, replication.BurstReplicas, 4096, enableGarbageCollector)
	informers.Start(stopCh)

	return s, rm, podInformer, clientSet
}

func StartControllers(s *options.CMServer, kubeconfig *restclient.Config, rootClientBuilder, clientBuilder controller.ControllerClientBuilder, stop <-chan struct{}, recorder record.EventRecorder) error {
	client := func(serviceAccountName string) clientset.Interface {
		return rootClientBuilder.ClientOrDie(serviceAccountName)
	}
	discoveryClient := client("controller-discovery").Discovery()
	sharedInformers := informers.NewSharedInformerFactory(client("shared-informers"), ResyncPeriod(s)())

	// always start the SA token controller first using a full-power client, since it needs to mint tokens for the rest
	if len(s.ServiceAccountKeyFile) > 0 {
		privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
		if err != nil {
			return fmt.Errorf("Error reading key for service account token controller: %v", err)
		} else {
			var rootCA []byte
			if s.RootCAFile != "" {
				rootCA, err = ioutil.ReadFile(s.RootCAFile)
				if err != nil {
					return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
				}
				if _, err := certutil.ParseCertsPEM(rootCA); err != nil {
					return fmt.Errorf("error parsing root-ca-file at %s: %v", s.RootCAFile, err)
				}
			} else {
				rootCA = kubeconfig.CAData
			}

			go serviceaccountcontroller.NewTokensController(
				rootClientBuilder.ClientOrDie("tokens-controller"),
				serviceaccountcontroller.TokensControllerOptions{
					TokenGenerator: serviceaccount.JWTTokenGenerator(privateKey),
					RootCA:         rootCA,
				},
			).Run(int(s.ConcurrentSATokenSyncs), wait.NeverStop)
			time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
		}
	}

	go endpointcontroller.NewEndpointController(sharedInformers.Pods().Informer(), client("endpoint-controller")).
		Run(int(s.ConcurrentEndpointSyncs), wait.NeverStop)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	go replicationcontroller.NewReplicationManager(
		sharedInformers.Pods().Informer(),
		clientBuilder.ClientOrDie("replication-controller"),
		ResyncPeriod(s),
		replicationcontroller.BurstReplicas,
		int(s.LookupCacheSizeForRC),
		s.EnableGarbageCollector,
	).Run(int(s.ConcurrentRCSyncs), wait.NeverStop)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	if s.TerminatedPodGCThreshold > 0 {
		go podgc.NewPodGC(client("pod-garbage-collector"), sharedInformers.Pods().Informer(),
			int(s.TerminatedPodGCThreshold)).Run(wait.NeverStop)
		time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
	}

	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	_, clusterCIDR, err := net.ParseCIDR(s.ClusterCIDR)
	if err != nil {
		glog.Warningf("Unsuccessful parsing of cluster CIDR %v: %v", s.ClusterCIDR, err)
	}
	_, serviceCIDR, err := net.ParseCIDR(s.ServiceCIDR)
	if err != nil {
		glog.Warningf("Unsuccessful parsing of service CIDR %v: %v", s.ServiceCIDR, err)
	}
	nodeController, err := nodecontroller.NewNodeController(
		sharedInformers.Pods(), sharedInformers.Nodes(), sharedInformers.DaemonSets(),
		cloud, client("node-controller"),
		s.PodEvictionTimeout.Duration, s.NodeEvictionRate, s.SecondaryNodeEvictionRate, s.LargeClusterSizeThreshold, s.UnhealthyZoneThreshold, s.NodeMonitorGracePeriod.Duration,
		s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, serviceCIDR,
		int(s.NodeCIDRMaskSize), s.AllocateNodeCIDRs)
	if err != nil {
		glog.Fatalf("Failed to initialize nodecontroller: %v", err)
	}
	nodeController.Run()
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	serviceController, err := servicecontroller.New(cloud, client("service-controller"), s.ClusterName)
	if err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	} else {
		serviceController.Run(int(s.ConcurrentServiceSyncs))
	}
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	if s.AllocateNodeCIDRs && s.ConfigureCloudRoutes {
		if cloud == nil {
			glog.Warning("configure-cloud-routes is set, but no cloud provider specified. Will not configure cloud provider routes.")
		} else if routes, ok := cloud.Routes(); !ok {
			glog.Warning("configure-cloud-routes is set, but cloud provider does not support routes. Will not configure cloud provider routes.")
		} else {
			routeController := routecontroller.New(routes, client("route-controller"), s.ClusterName, clusterCIDR)
			routeController.Run(s.RouteReconciliationPeriod.Duration)
			time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
		}
//.........这里部分代码省略.........

// Run runs the CMServer.  This should never exit.
func (s *CMServer) Run(_ []string) error {
	if s.Kubeconfig == "" && s.Master == "" {
		glog.Warningf("Neither --kubeconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified kubeconfig
	// file, and then overriding the Master flag, if non-empty.
	kubeconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Kubeconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}

	// Override kubeconfig qps/burst settings from flags
	kubeconfig.QPS = s.KubeAPIQPS
	kubeconfig.Burst = s.KubeAPIBurst

	kubeClient, err := client.New(kubeconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			mux.HandleFunc("/debug/pprof/", pprof.Index)
			mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
			mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
		}
		mux.Handle("/metrics", prometheus.Handler())

		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address.String(), strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	go endpointcontroller.NewEndpointController(kubeClient, s.ResyncPeriod).
		Run(s.ConcurrentEndpointSyncs, util.NeverStop)

	go replicationcontroller.NewReplicationManager(kubeClient, s.ResyncPeriod, replicationcontroller.BurstReplicas).
		Run(s.ConcurrentRCSyncs, util.NeverStop)

	if s.TerminatedPodGCThreshold > 0 {
		go gc.New(kubeClient, s.ResyncPeriod, s.TerminatedPodGCThreshold).
			Run(util.NeverStop)
	}

	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	nodeController := nodecontroller.NewNodeController(cloud, kubeClient,
		s.PodEvictionTimeout, util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		s.NodeMonitorGracePeriod, s.NodeStartupGracePeriod, s.NodeMonitorPeriod, &s.ClusterCIDR, s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod)

	serviceController := servicecontroller.New(cloud, kubeClient, s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod, s.NodeSyncPeriod); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		if cloud == nil {
			glog.Warning("allocate-node-cidrs is set, but no cloud provider specified. Will not manage routes.")
		} else if routes, ok := cloud.Routes(); !ok {
			glog.Warning("allocate-node-cidrs is set, but cloud provider does not support routes. Will not manage routes.")
		} else {
			routeController := routecontroller.New(routes, kubeClient, s.ClusterName, &s.ClusterCIDR)
			routeController.Run(s.NodeSyncPeriod)
		}
	}

	resourcequotacontroller.NewResourceQuotaController(kubeClient).Run(s.ResourceQuotaSyncPeriod)

	// If apiserver is not running we should wait for some time and fail only then. This is particularly
	// important when we start apiserver and controller manager at the same time.
	var versionStrings []string
	err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
		if versionStrings, err = client.ServerAPIVersions(kubeconfig); err == nil {
			return true, nil
		}
		glog.Errorf("Failed to get api versions from server: %v", err)
		return false, nil
	})
	if err != nil {
		glog.Fatalf("Failed to get api versions from server: %v", err)
	}
	versions := &unversioned.APIVersions{Versions: versionStrings}

	resourceMap, err := kubeClient.Discovery().ServerResources()
	if err != nil {
		glog.Fatalf("Failed to get supported resources from server: %v", err)
	}
//.........这里部分代码省略.........

func startComponents(firstManifestURL, secondManifestURL string) (string, string) {
	// Setup
	handler := delegateHandler{}
	apiServer := httptest.NewServer(&handler)

	cfg := etcd.Config{
		Endpoints: []string{"http://127.0.0.1:4001"},
	}
	etcdClient, err := etcd.New(cfg)
	if err != nil {
		glog.Fatalf("Error creating etcd client: %v", err)
	}
	glog.Infof("Creating etcd client pointing to %v", cfg.Endpoints)

	keysAPI := etcd.NewKeysAPI(etcdClient)
	sleep := 4 * time.Second
	ok := false
	for i := 0; i < 3; i++ {
		keys, err := keysAPI.Get(context.TODO(), "/", nil)
		if err != nil {
			glog.Warningf("Unable to list root etcd keys: %v", err)
			if i < 2 {
				time.Sleep(sleep)
				sleep = sleep * sleep
			}
			continue
		}
		for _, node := range keys.Node.Nodes {
			if _, err := keysAPI.Delete(context.TODO(), node.Key, &etcd.DeleteOptions{Recursive: true}); err != nil {
				glog.Fatalf("Unable delete key: %v", err)
			}
		}
		ok = true
		break
	}
	if !ok {
		glog.Fatalf("Failed to connect to etcd")
	}

	cl := client.NewOrDie(&client.Config{Host: apiServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
	clientset := clientset.NewForConfigOrDie(&client.Config{Host: apiServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})

	// TODO: caesarxuchao: hacky way to specify version of Experimental client.
	// We will fix this by supporting multiple group versions in Config
	cl.ExtensionsClient = client.NewExtensionsOrDie(&client.Config{Host: apiServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Extensions.GroupVersion()}})

	// Master
	host, port, err := net.SplitHostPort(strings.TrimLeft(apiServer.URL, "http://"))
	if err != nil {
		glog.Fatalf("Unable to parse URL '%v': %v", apiServer.URL, err)
	}
	portNumber, err := strconv.Atoi(port)
	if err != nil {
		glog.Fatalf("Nonnumeric port? %v", err)
	}

	publicAddress := net.ParseIP(host)
	if publicAddress == nil {
		glog.Fatalf("No public address for %s", host)
	}

	// The caller of master.New should guarantee pulicAddress is properly set
	hostIP, err := utilnet.ChooseBindAddress(publicAddress)
	if err != nil {
		glog.Fatalf("Unable to find suitable network address.error='%v' . "+
			"Fail to get a valid public address for master.", err)
	}

	masterConfig := framework.NewMasterConfig()
	masterConfig.EnableCoreControllers = true
	masterConfig.EnableProfiling = true
	masterConfig.ReadWritePort = portNumber
	masterConfig.PublicAddress = hostIP
	masterConfig.CacheTimeout = 2 * time.Second

	// Create a master and install handlers into mux.
	m := master.New(masterConfig)
	handler.delegate = m.Handler

	// Scheduler
	schedulerConfigFactory := factory.NewConfigFactory(cl, api.DefaultSchedulerName)
	schedulerConfig, err := schedulerConfigFactory.Create()
	if err != nil {
		glog.Fatalf("Couldn't create scheduler config: %v", err)
	}
	eventBroadcaster := record.NewBroadcaster()
	schedulerConfig.Recorder = eventBroadcaster.NewRecorder(api.EventSource{Component: api.DefaultSchedulerName})
	eventBroadcaster.StartLogging(glog.Infof)
	eventBroadcaster.StartRecordingToSink(cl.Events(""))
	scheduler.New(schedulerConfig).Run()

	// ensure the service endpoints are sync'd several times within the window that the integration tests wait
	go endpointcontroller.NewEndpointController(clientset, controller.NoResyncPeriodFunc).
		Run(3, util.NeverStop)

	// TODO: Write an integration test for the replication controllers watch.
	go replicationcontroller.NewReplicationManager(clientset, controller.NoResyncPeriodFunc, replicationcontroller.BurstReplicas).
		Run(3, util.NeverStop)

	nodeController := nodecontroller.NewNodeController(nil, clientset, 5*time.Minute, util.NewFakeRateLimiter(), util.NewFakeRateLimiter(),
//.........这里部分代码省略.........

func (s *CMServer) Run(_ []string) error {
	if s.Kubeconfig == "" && s.Master == "" {
		glog.Warningf("Neither --kubeconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified kubeconfig
	// file, and then overriding the Master flag, if non-empty.
	kubeconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Kubeconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}

	kubeconfig.QPS = 20.0
	kubeconfig.Burst = 30

	kubeClient, err := client.New(kubeconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			profile.InstallHandler(mux)
		}
		mux.Handle("/metrics", prometheus.Handler())
		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address, strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	endpoints := s.createEndpointController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "endpoint-controller")))
	go endpoints.Run(s.ConcurrentEndpointSyncs, wait.NeverStop)

	go replicationcontroller.NewReplicationManager(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")), s.resyncPeriod, replicationcontroller.BurstReplicas, s.LookupCacheSizeForRC).
		Run(s.ConcurrentRCSyncs, wait.NeverStop)

	if s.TerminatedPodGCThreshold > 0 {
		go gc.New(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "garbage-collector")), s.resyncPeriod, s.TerminatedPodGCThreshold).
			Run(wait.NeverStop)
	}

	//TODO(jdef) should eventually support more cloud providers here
	if s.CloudProvider != mesos.ProviderName {
		glog.Fatalf("Only provider %v is supported, you specified %v", mesos.ProviderName, s.CloudProvider)
	}
	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}
	_, clusterCIDR, _ := net.ParseCIDR(s.ClusterCIDR)
	nodeController := nodecontroller.NewNodeController(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-controller")),
		s.PodEvictionTimeout.Duration, flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod.Duration)

	nodeStatusUpdaterController := node.NewStatusUpdater(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-status-controller")), s.NodeMonitorPeriod.Duration, time.Now)
	if err := nodeStatusUpdaterController.Run(wait.NeverStop); err != nil {
		glog.Fatalf("Failed to start node status update controller: %v", err)
	}

	serviceController := servicecontroller.New(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod.Duration, s.NodeSyncPeriod.Duration); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		routes, ok := cloud.Routes()
		if !ok {
			glog.Fatal("Cloud provider must support routes if allocate-node-cidrs is set")
		}
		routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
		routeController.Run(s.NodeSyncPeriod.Duration)
	}

	resourceQuotaControllerClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "resource-quota-controller"))
	resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
	groupKindsToReplenish := []unversioned.GroupKind{
		api.Kind("Pod"),
		api.Kind("Service"),
		api.Kind("ReplicationController"),
		api.Kind("PersistentVolumeClaim"),
		api.Kind("Secret"),
	}
	resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
		KubeClient:                resourceQuotaControllerClient,
		ResyncPeriod:              controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
		Registry:                  resourceQuotaRegistry,
		GroupKindsToReplenish:     groupKindsToReplenish,
		ReplenishmentResyncPeriod: s.resyncPeriod,
		ControllerFactory:         resourcequotacontroller.NewReplenishmentControllerFactory(resourceQuotaControllerClient),
	}
	go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(s.ConcurrentResourceQuotaSyncs, wait.NeverStop)

//.........这里部分代码省略.........

func StartControllers(s *options.CMServer, kubeClient *client.Client, kubeconfig *restclient.Config, stop <-chan struct{}) error {
	podInformer := informers.CreateSharedPodIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pod-informer")), ResyncPeriod(s)())
	nodeInformer := informers.CreateSharedNodeIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-informer")), ResyncPeriod(s)())
	pvcInformer := informers.CreateSharedPVCIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pvc-informer")), ResyncPeriod(s)())
	pvInformer := informers.CreateSharedPVIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pv-informer")), ResyncPeriod(s)())
	informers := map[reflect.Type]framework.SharedIndexInformer{}
	informers[reflect.TypeOf(&api.Pod{})] = podInformer
	informers[reflect.TypeOf(&api.Node{})] = nodeInformer
	informers[reflect.TypeOf(&api.PersistentVolumeClaim{})] = pvcInformer
	informers[reflect.TypeOf(&api.PersistentVolume{})] = pvInformer

	go endpointcontroller.NewEndpointController(podInformer, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "endpoint-controller"))).
		Run(int(s.ConcurrentEndpointSyncs), wait.NeverStop)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	go replicationcontroller.NewReplicationManager(
		podInformer,
		clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")),
		ResyncPeriod(s),
		replicationcontroller.BurstReplicas,
		int(s.LookupCacheSizeForRC),
	).Run(int(s.ConcurrentRCSyncs), wait.NeverStop)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	if s.TerminatedPodGCThreshold > 0 {
		go gc.New(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "garbage-collector")), ResyncPeriod(s), int(s.TerminatedPodGCThreshold)).
			Run(wait.NeverStop)
		time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
	}

	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	_, clusterCIDR, err := net.ParseCIDR(s.ClusterCIDR)
	if err != nil {
		glog.Warningf("Unsuccessful parsing of cluster CIDR %v: %v", s.ClusterCIDR, err)
	}
	_, serviceCIDR, err := net.ParseCIDR(s.ServiceCIDR)
	if err != nil {
		glog.Warningf("Unsuccessful parsing of service CIDR %v: %v", s.ServiceCIDR, err)
	}
	nodeController := nodecontroller.NewNodeController(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-controller")),
		s.PodEvictionTimeout.Duration, flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, int(s.DeletingPodsBurst)),
		flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, int(s.DeletingPodsBurst)),
		s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, serviceCIDR, int(s.NodeCIDRMaskSize), s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod.Duration)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	serviceController := servicecontroller.New(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod.Duration, s.NodeSyncPeriod.Duration); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	if s.AllocateNodeCIDRs && s.ConfigureCloudRoutes {
		if cloud == nil {
			glog.Warning("configure-cloud-routes is set, but no cloud provider specified. Will not configure cloud provider routes.")
		} else if routes, ok := cloud.Routes(); !ok {
			glog.Warning("configure-cloud-routes is set, but cloud provider does not support routes. Will not configure cloud provider routes.")
		} else {
			routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
			routeController.Run(s.NodeSyncPeriod.Duration)
			time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
		}
	} else if s.ConfigureCloudRoutes && !s.AllocateNodeCIDRs {
		glog.Warningf("allocate-node-cidrs set to %v, will not configure cloud provider routes.", s.AllocateNodeCIDRs)
	} else if s.AllocateNodeCIDRs && !s.ConfigureCloudRoutes {
		glog.Infof("configure-cloud-routes is set to %v, will not configure cloud provider routes.", s.ConfigureCloudRoutes)
	}

	resourceQuotaControllerClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "resourcequota-controller"))
	resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
	groupKindsToReplenish := []unversioned.GroupKind{
		api.Kind("Pod"),
		api.Kind("Service"),
		api.Kind("ReplicationController"),
		api.Kind("PersistentVolumeClaim"),
		api.Kind("Secret"),
		api.Kind("ConfigMap"),
	}
	resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
		KubeClient:                resourceQuotaControllerClient,
		ResyncPeriod:              controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
		Registry:                  resourceQuotaRegistry,
		ControllerFactory:         resourcequotacontroller.NewReplenishmentControllerFactory(podInformer, resourceQuotaControllerClient),
		ReplenishmentResyncPeriod: ResyncPeriod(s),
		GroupKindsToReplenish:     groupKindsToReplenish,
	}
	go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(int(s.ConcurrentResourceQuotaSyncs), wait.NeverStop)
	time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))

	// If apiserver is not running we should wait for some time and fail only then. This is particularly
	// important when we start apiserver and controller manager at the same time.
	var versionStrings []string
	err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
		if versionStrings, err = restclient.ServerAPIVersions(kubeconfig); err == nil {
			return true, nil
		}
//.........这里部分代码省略.........

func StartControllers(s *options.CMServer, kubeClient *client.Client, kubeconfig *client.Config, stop <-chan struct{}) error {
	go endpointcontroller.NewEndpointController(clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "endpoint-controller")), ResyncPeriod(s)).
		Run(s.ConcurrentEndpointSyncs, wait.NeverStop)

	go replicationcontroller.NewReplicationManager(
		clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "replication-controller")),
		ResyncPeriod(s),
		replicationcontroller.BurstReplicas,
		s.LookupCacheSizeForRC,
	).Run(s.ConcurrentRCSyncs, wait.NeverStop)

	if s.TerminatedPodGCThreshold > 0 {
		go gc.New(clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "garbage-collector")), ResyncPeriod(s), s.TerminatedPodGCThreshold).
			Run(wait.NeverStop)
	}

	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	// this cidr has been validated already
	_, clusterCIDR, _ := net.ParseCIDR(s.ClusterCIDR)
	nodeController := nodecontroller.NewNodeController(cloud, clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "node-controller")),
		s.PodEvictionTimeout.Duration, util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod.Duration)

	serviceController := servicecontroller.New(cloud, clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod.Duration, s.NodeSyncPeriod.Duration); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		if cloud == nil {
			glog.Warning("allocate-node-cidrs is set, but no cloud provider specified. Will not manage routes.")
		} else if routes, ok := cloud.Routes(); !ok {
			glog.Warning("allocate-node-cidrs is set, but cloud provider does not support routes. Will not manage routes.")
		} else {
			routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
			routeController.Run(s.NodeSyncPeriod.Duration)
		}
	} else {
		glog.Infof("allocate-node-cidrs set to %v, node controller not creating routes", s.AllocateNodeCIDRs)
	}

	go resourcequotacontroller.NewResourceQuotaController(
		clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "resourcequota-controller")),
		controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration)).Run(s.ConcurrentResourceQuotaSyncs, wait.NeverStop)

	// If apiserver is not running we should wait for some time and fail only then. This is particularly
	// important when we start apiserver and controller manager at the same time.
	var versionStrings []string
	err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
		if versionStrings, err = client.ServerAPIVersions(kubeconfig); err == nil {
			return true, nil
		}
		glog.Errorf("Failed to get api versions from server: %v", err)
		return false, nil
	})
	if err != nil {
		glog.Fatalf("Failed to get api versions from server: %v", err)
	}
	versions := &unversioned.APIVersions{Versions: versionStrings}

	resourceMap, err := kubeClient.Discovery().ServerResources()
	if err != nil {
		glog.Fatalf("Failed to get supported resources from server: %v", err)
	}

	namespaceController := namespacecontroller.NewNamespaceController(clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "namespace-controller")), versions, s.NamespaceSyncPeriod.Duration)
	go namespaceController.Run(s.ConcurrentNamespaceSyncs, wait.NeverStop)

	groupVersion := "extensions/v1beta1"
	resources, found := resourceMap[groupVersion]
	// TODO: this needs to be dynamic so users don't have to restart their controller manager if they change the apiserver
	if containsVersion(versions, groupVersion) && found {
		glog.Infof("Starting %s apis", groupVersion)
		if containsResource(resources, "horizontalpodautoscalers") {
			glog.Infof("Starting horizontal pod controller.")
			hpaClient := clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "horizontal-pod-autoscaler"))
			metricsClient := metrics.NewHeapsterMetricsClient(
				hpaClient,
				metrics.DefaultHeapsterNamespace,
				metrics.DefaultHeapsterScheme,
				metrics.DefaultHeapsterService,
				metrics.DefaultHeapsterPort,
			)
			podautoscaler.NewHorizontalController(hpaClient.Core(), hpaClient.Extensions(), hpaClient, metricsClient).
				Run(s.HorizontalPodAutoscalerSyncPeriod.Duration)
		}

		if containsResource(resources, "daemonsets") {
			glog.Infof("Starting daemon set controller")
			go daemon.NewDaemonSetsController(clientset.NewForConfigOrDie(client.AddUserAgent(kubeconfig, "daemon-set-controller")), ResyncPeriod(s)).
				Run(s.ConcurrentDaemonSetSyncs, wait.NeverStop)
		}

		if containsResource(resources, "jobs") {
//.........这里部分代码省略.........

// 1.2 code gets:
// 	quota_test.go:95: Took 4.218619579s to scale up without quota
// 	quota_test.go:199: unexpected error: timed out waiting for the condition, ended with 342 pods (1 minute)
// 1.3+ code gets:
// 	quota_test.go:100: Took 4.196205966s to scale up without quota
// 	quota_test.go:115: Took 12.021640372s to scale up with quota
func TestQuota(t *testing.T) {
	// Set up a master
	h := &framework.MasterHolder{Initialized: make(chan struct{})}
	s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
		<-h.Initialized
		h.M.GenericAPIServer.Handler.ServeHTTP(w, req)
	}))
	defer s.Close()

	admissionCh := make(chan struct{})
	clientset := clientset.NewForConfigOrDie(&restclient.Config{QPS: -1, Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: &api.Registry.GroupOrDie(v1.GroupName).GroupVersion}})
	internalClientset := internalclientset.NewForConfigOrDie(&restclient.Config{QPS: -1, Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: &api.Registry.GroupOrDie(v1.GroupName).GroupVersion}})
	admission, err := resourcequota.NewResourceQuota(quotainstall.NewRegistry(nil, nil), 5, admissionCh)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	admission.(kubeadmission.WantsInternalClientSet).SetInternalClientSet(internalClientset)
	defer close(admissionCh)

	masterConfig := framework.NewIntegrationTestMasterConfig()
	masterConfig.GenericConfig.AdmissionControl = admission
	framework.RunAMasterUsingServer(masterConfig, s, h)

	ns := framework.CreateTestingNamespace("quotaed", s, t)
	defer framework.DeleteTestingNamespace(ns, s, t)
	ns2 := framework.CreateTestingNamespace("non-quotaed", s, t)
	defer framework.DeleteTestingNamespace(ns2, s, t)

	controllerCh := make(chan struct{})
	defer close(controllerCh)

	informers := informers.NewSharedInformerFactory(clientset, nil, controller.NoResyncPeriodFunc())
	podInformer := informers.Pods().Informer()
	rcInformer := informers.ReplicationControllers().Informer()
	rm := replicationcontroller.NewReplicationManager(podInformer, rcInformer, clientset, replicationcontroller.BurstReplicas, 4096, false)
	rm.SetEventRecorder(&record.FakeRecorder{})
	informers.Start(controllerCh)
	go rm.Run(3, controllerCh)

	resourceQuotaRegistry := quotainstall.NewRegistry(clientset, nil)
	groupKindsToReplenish := []schema.GroupKind{
		api.Kind("Pod"),
	}
	resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
		KubeClient:                clientset,
		ResyncPeriod:              controller.NoResyncPeriodFunc,
		Registry:                  resourceQuotaRegistry,
		GroupKindsToReplenish:     groupKindsToReplenish,
		ReplenishmentResyncPeriod: controller.NoResyncPeriodFunc,
		ControllerFactory:         resourcequotacontroller.NewReplenishmentControllerFactoryFromClient(clientset),
	}
	go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(2, controllerCh)

	startTime := time.Now()
	scale(t, ns2.Name, clientset)
	endTime := time.Now()
	t.Logf("Took %v to scale up without quota", endTime.Sub(startTime))

	quota := &v1.ResourceQuota{
		ObjectMeta: metav1.ObjectMeta{
			Name:      "quota",
			Namespace: ns.Name,
		},
		Spec: v1.ResourceQuotaSpec{
			Hard: v1.ResourceList{
				v1.ResourcePods: resource.MustParse("1000"),
			},
		},
	}
	waitForQuota(t, quota, clientset)

	startTime = time.Now()
	scale(t, "quotaed", clientset)
	endTime = time.Now()
	t.Logf("Took %v to scale up with quota", endTime.Sub(startTime))
}

// Run runs the CMServer.  This should never exit.
func (s *CMServer) Run(_ []string) error {
	if s.Kubeconfig == "" && s.Master == "" {
		glog.Warningf("Neither --kubeconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified kubeconfig
	// file, and then overriding the Master flag, if non-empty.
	kubeconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Kubeconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}

	kubeconfig.QPS = 20.0
	kubeconfig.Burst = 30

	kubeClient, err := client.New(kubeconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			mux.HandleFunc("/debug/pprof/", pprof.Index)
			mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
			mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
		}
		mux.Handle("/metrics", prometheus.Handler())

		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address.String(), strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	endpoints := endpointcontroller.NewEndpointController(kubeClient)
	go endpoints.Run(s.ConcurrentEndpointSyncs, util.NeverStop)

	controllerManager := replicationControllerPkg.NewReplicationManager(kubeClient, replicationControllerPkg.BurstReplicas)
	go controllerManager.Run(s.ConcurrentRCSyncs, util.NeverStop)

	go daemon.NewDaemonSetsController(kubeClient).
		Run(s.ConcurrentDSCSyncs, util.NeverStop)

	go job.NewJobManager(kubeClient).
		Run(s.ConcurrentJobSyncs, util.NeverStop)

	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	nodeController := nodecontroller.NewNodeController(cloud, kubeClient,
		s.PodEvictionTimeout, util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		s.NodeMonitorGracePeriod, s.NodeStartupGracePeriod, s.NodeMonitorPeriod, &s.ClusterCIDR, s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod)

	serviceController := servicecontroller.New(cloud, kubeClient, s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod, s.NodeSyncPeriod); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		if cloud == nil {
			glog.Warning("allocate-node-cidrs is set, but no cloud provider specified. Will not manage routes.")
		} else if routes, ok := cloud.Routes(); !ok {
			glog.Warning("allocate-node-cidrs is set, but cloud provider does not support routes. Will not manage routes.")
		} else {
			routeController := routecontroller.New(routes, kubeClient, s.ClusterName, &s.ClusterCIDR)
			routeController.Run(s.NodeSyncPeriod)
		}
	}

	resourceQuotaController := resourcequotacontroller.NewResourceQuotaController(kubeClient)
	resourceQuotaController.Run(s.ResourceQuotaSyncPeriod)

	// An OR of all flags to enable/disable experimental features
	experimentalMode := s.EnableHorizontalPodAutoscaler || s.EnableDeploymentController
	namespaceController := namespacecontroller.NewNamespaceController(kubeClient, experimentalMode, s.NamespaceSyncPeriod)
	namespaceController.Run()

	if s.EnableHorizontalPodAutoscaler {
		horizontalPodAutoscalerController := podautoscaler.NewHorizontalController(kubeClient, metrics.NewHeapsterMetricsClient(kubeClient))
		horizontalPodAutoscalerController.Run(s.HorizontalPodAutoscalerSyncPeriod)
	}
	if s.EnableDeploymentController {
		deploymentController := deployment.New(kubeClient)
		deploymentController.Run(s.DeploymentControllerSyncPeriod)
	}

	pvclaimBinder := volumeclaimbinder.NewPersistentVolumeClaimBinder(kubeClient, s.PVClaimBinderSyncPeriod)
	pvclaimBinder.Run()

	pvRecycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(kubeClient, s.PVClaimBinderSyncPeriod, ProbeRecyclableVolumePlugins(s.VolumeConfigFlags))
	if err != nil {
//.........这里部分代码省略.........

func (s *CMServer) Run(_ []string) error {
	if s.Kubeconfig == "" && s.Master == "" {
		glog.Warningf("Neither --kubeconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified kubeconfig
	// file, and then overriding the Master flag, if non-empty.
	kubeconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Kubeconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}

	kubeconfig.QPS = 20.0
	kubeconfig.Burst = 30

	kubeClient, err := client.New(kubeconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			profile.InstallHandler(mux)
		}
		mux.Handle("/metrics", prometheus.Handler())
		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address.String(), strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	endpoints := s.createEndpointController(kubeClient)
	go endpoints.Run(s.ConcurrentEndpointSyncs, util.NeverStop)

	go replicationcontroller.NewReplicationManager(kubeClient, s.resyncPeriod, replicationcontroller.BurstReplicas).
		Run(s.ConcurrentRCSyncs, util.NeverStop)

	go daemon.NewDaemonSetsController(kubeClient, s.resyncPeriod).
		Run(s.ConcurrentDSCSyncs, util.NeverStop)

	//TODO(jdef) should eventually support more cloud providers here
	if s.CloudProvider != mesos.ProviderName {
		glog.Fatalf("Only provider %v is supported, you specified %v", mesos.ProviderName, s.CloudProvider)
	}
	cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
	if err != nil {
		glog.Fatalf("Cloud provider could not be initialized: %v", err)
	}

	nodeController := nodecontroller.NewNodeController(cloud, kubeClient,
		s.PodEvictionTimeout, util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
		s.NodeMonitorGracePeriod, s.NodeStartupGracePeriod, s.NodeMonitorPeriod, (*net.IPNet)(&s.ClusterCIDR), s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod)

	nodeStatusUpdaterController := node.NewStatusUpdater(kubeClient, s.NodeMonitorPeriod, time.Now)
	if err := nodeStatusUpdaterController.Run(util.NeverStop); err != nil {
		glog.Fatalf("Failed to start node status update controller: %v", err)
	}

	serviceController := servicecontroller.New(cloud, kubeClient, s.ClusterName)
	if err := serviceController.Run(s.ServiceSyncPeriod, s.NodeSyncPeriod); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		routes, ok := cloud.Routes()
		if !ok {
			glog.Fatal("Cloud provider must support routes if allocate-node-cidrs is set")
		}
		routeController := routecontroller.New(routes, kubeClient, s.ClusterName, (*net.IPNet)(&s.ClusterCIDR))
		routeController.Run(s.NodeSyncPeriod)
	}

	resourceQuotaController := resourcequotacontroller.NewResourceQuotaController(kubeClient)
	resourceQuotaController.Run(s.ResourceQuotaSyncPeriod)

	namespaceController := namespacecontroller.NewNamespaceController(kubeClient, &unversioned.APIVersions{}, s.NamespaceSyncPeriod)
	namespaceController.Run()

	pvclaimBinder := persistentvolumecontroller.NewPersistentVolumeClaimBinder(kubeClient, s.PVClaimBinderSyncPeriod)
	pvclaimBinder.Run()
	pvRecycler, err := persistentvolumecontroller.NewPersistentVolumeRecycler(kubeClient, s.PVClaimBinderSyncPeriod, app.ProbeRecyclableVolumePlugins(s.VolumeConfigFlags))
	if err != nil {
		glog.Fatalf("Failed to start persistent volume recycler: %+v", err)
	}
	pvRecycler.Run()

	var rootCA []byte

	if s.RootCAFile != "" {
		rootCA, err = ioutil.ReadFile(s.RootCAFile)
		if err != nil {
			return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
		}
//.........这里部分代码省略.........