Golang app.NewCMServer函數代碼示例

// NewControllersCommand provides a CLI handler for the 'controller-manager' command
func NewControllersCommand(name, fullName string, out io.Writer) *cobra.Command {
	s := app.NewCMServer()

	cmd := &cobra.Command{
		Use:   name,
		Short: "Launch Kubernetes controller manager (kube-controller-manager)",
		Long:  controllersLong,
		Run: func(c *cobra.Command, args []string) {
			startProfiler()

			util.InitLogs()
			defer util.FlushLogs()

			if err := s.Run(pflag.CommandLine.Args()); err != nil {
				fmt.Fprintf(os.Stderr, "%v\n", err)
				os.Exit(1)
			}
		},
	}
	cmd.SetOutput(out)

	flags := cmd.Flags()
	//TODO: uncomment after picking up a newer cobra
	//pflag.AddFlagSetToPFlagSet(flag, flags)
	s.AddFlags(flags)

	return cmd
}

// NewCMServer creates a new CMServer with a default config.
func NewCMServer() *CMServer {
	s := &CMServer{
		CMServer: app.NewCMServer(),
	}
	s.CloudProvider = mesos.ProviderName
	s.UseHostPortEndpoints = true
	return s
}

// NewCMServer creates a new CMServer with a default config.
func NewCMServer() *CMServer {
	s := &CMServer{
		CMServer: kubecontrollermanager.NewCMServer(),
	}
	s.CloudProvider = mesos.ProviderName
	s.UseHostPortEndpoints = true
	return s
}

// NewKubeControllerManager creates a new hyperkube Server object that includes the
// description and flags.
func NewKubeControllerManager() *Server {
	s := controllermgr.NewCMServer()

	hks := Server{
		SimpleUsage: "controller-manager",
		Long:        "A server that runs a set of active components. This includes replication controllers, service endpoints and nodes.",
		Run: func(_ *Server, args []string) error {
			return s.Run(args)
		},
	}
	s.AddFlags(hks.Flags())
	return &hks
}

func Test_nodeWithUpdatedStatus(t *testing.T) {
	now := time.Now()
	testNode := func(d time.Duration, s api.ConditionStatus, r string) *api.Node {
		return &api.Node{
			Status: api.NodeStatus{
				Conditions: []api.NodeCondition{{
					Type: api.NodeOutOfDisk,
				}, {
					Type:               api.NodeReady,
					Status:             s,
					Reason:             r,
					Message:            "some message we don't care about here",
					LastTransitionTime: unversioned.Time{now.Add(-time.Minute)},
					LastHeartbeatTime:  unversioned.Time{now.Add(d)},
				}},
			},
		}
	}

	cm := cmapp.NewCMServer()
	kubecfg := options.NewKubeletServer()
	assert.True(t, kubecfg.NodeStatusUpdateFrequency*3 < cm.NodeMonitorGracePeriod) // sanity check for defaults

	n := testNode(0, api.ConditionTrue, "KubeletReady")
	su := NewStatusUpdater(nil, cm.NodeMonitorPeriod, func() time.Time { return now })
	_, updated, err := su.nodeWithUpdatedStatus(n)
	assert.NoError(t, err)
	assert.False(t, updated, "no update expected b/c kubelet updated heartbeat just now")

	n = testNode(-cm.NodeMonitorGracePeriod, api.ConditionTrue, "KubeletReady")
	n2, updated, err := su.nodeWithUpdatedStatus(n)
	assert.NoError(t, err)
	assert.True(t, updated, "update expected b/c kubelet's update is older than DefaultNodeMonitorGracePeriod")
	assert.Equal(t, getCondition(&n2.Status, api.NodeReady).Reason, slaveReadyReason)
	assert.Equal(t, getCondition(&n2.Status, api.NodeReady).Message, slaveReadyMessage)

	n = testNode(-kubecfg.NodeStatusUpdateFrequency, api.ConditionTrue, "KubeletReady")
	n2, updated, err = su.nodeWithUpdatedStatus(n)
	assert.NoError(t, err)
	assert.False(t, updated, "no update expected b/c kubelet's update was missed only once")

	n = testNode(-kubecfg.NodeStatusUpdateFrequency*3, api.ConditionTrue, "KubeletReady")
	n2, updated, err = su.nodeWithUpdatedStatus(n)
	assert.NoError(t, err)
	assert.True(t, updated, "update expected b/c kubelet's update is older than 3*DefaultNodeStatusUpdateFrequency")
	assert.Equal(t, getCondition(&n2.Status, api.NodeReady).Reason, slaveReadyReason)
	assert.Equal(t, getCondition(&n2.Status, api.NodeReady).Message, slaveReadyMessage)
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	s := app.NewCMServer()
	s.AddFlags(pflag.CommandLine)

	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	verflag.PrintAndExitIfRequested()

	if err := s.Run(pflag.CommandLine.Args()); err != nil {
		fmt.Fprintf(os.Stderr, "%v\n", err)
		os.Exit(1)
	}
}

func BuildKubernetesMasterConfig(options configapi.MasterConfig, requestContextMapper kapi.RequestContextMapper, kubeClient *kclient.Client) (*MasterConfig, error) {
	if options.KubernetesMasterConfig == nil {
		return nil, errors.New("insufficient information to build KubernetesMasterConfig")
	}

	// Connect and setup etcd interfaces
	etcdClient, err := etcd.EtcdClient(options.EtcdClientInfo)
	if err != nil {
		return nil, err
	}

	kubeletClientConfig := configapi.GetKubeletClientConfig(options)
	kubeletClient, err := kclient.NewKubeletClient(kubeletClientConfig)
	if err != nil {
		return nil, fmt.Errorf("unable to configure Kubelet client: %v", err)
	}

	// in-order list of plug-ins that should intercept admission decisions
	// TODO: Push node environment support to upstream in future

	_, portString, err := net.SplitHostPort(options.ServingInfo.BindAddress)
	if err != nil {
		return nil, err
	}
	port, err := strconv.Atoi(portString)
	if err != nil {
		return nil, err
	}

	portRange, err := util.ParsePortRange(options.KubernetesMasterConfig.ServicesNodePortRange)
	if err != nil {
		return nil, err
	}

	podEvictionTimeout, err := time.ParseDuration(options.KubernetesMasterConfig.PodEvictionTimeout)
	if err != nil {
		return nil, fmt.Errorf("unable to parse PodEvictionTimeout: %v", err)
	}

	server := app.NewAPIServer()
	server.EventTTL = 2 * time.Hour
	server.ServiceClusterIPRange = net.IPNet(flagtypes.DefaultIPNet(options.KubernetesMasterConfig.ServicesSubnet))
	server.ServiceNodePortRange = *portRange
	server.AdmissionControl = strings.Join(AdmissionPlugins, ",")

	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.APIServerArguments, server.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cmserver := cmapp.NewCMServer()
	cmserver.PodEvictionTimeout = podEvictionTimeout
	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.ControllerArguments, cmserver.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cloud, err := cloudprovider.InitCloudProvider(cmserver.CloudProvider, cmserver.CloudConfigFile)
	if err != nil {
		return nil, err
	}
	if cloud != nil {
		glog.V(2).Infof("Successfully initialized cloud provider: %q from the config file: %q\n", server.CloudProvider, server.CloudConfigFile)
	}

	plugins := []admission.Interface{}
	for _, pluginName := range strings.Split(server.AdmissionControl, ",") {
		switch pluginName {
		case saadmit.PluginName:
			// we need to set some custom parameters on the service account admission controller, so create that one by hand
			saAdmitter := saadmit.NewServiceAccount(kubeClient)
			saAdmitter.LimitSecretReferences = options.ServiceAccountConfig.LimitSecretReferences
			saAdmitter.Run()
			plugins = append(plugins, saAdmitter)

		default:
			plugin := admission.InitPlugin(pluginName, kubeClient, server.AdmissionControlConfigFile)
			if plugin != nil {
				plugins = append(plugins, plugin)
			}

		}
	}
	admissionController := admission.NewChainHandler(plugins...)

	var proxyClientCerts []tls.Certificate
	if len(options.KubernetesMasterConfig.ProxyClientInfo.CertFile) > 0 {
		clientCert, err := tls.LoadX509KeyPair(
			options.KubernetesMasterConfig.ProxyClientInfo.CertFile,
			options.KubernetesMasterConfig.ProxyClientInfo.KeyFile,
		)
		if err != nil {
			return nil, err
		}
		proxyClientCerts = append(proxyClientCerts, clientCert)
	}
//.........這裏部分代碼省略.........

func BuildKubernetesMasterConfig(options configapi.MasterConfig, requestContextMapper kapi.RequestContextMapper, kubeClient *kclient.Client) (*MasterConfig, error) {
	if options.KubernetesMasterConfig == nil {
		return nil, errors.New("insufficient information to build KubernetesMasterConfig")
	}

	// Connect and setup etcd interfaces
	etcdClient, err := etcd.EtcdClient(options.EtcdClientInfo)
	if err != nil {
		return nil, err
	}
	databaseStorage, err := master.NewEtcdStorage(etcdClient, kapilatest.InterfacesFor, options.EtcdStorageConfig.KubernetesStorageVersion, options.EtcdStorageConfig.KubernetesStoragePrefix)
	if err != nil {
		return nil, fmt.Errorf("Error setting up Kubernetes server storage: %v", err)
	}

	kubeletClientConfig := configapi.GetKubeletClientConfig(options)
	kubeletClient, err := kclient.NewKubeletClient(kubeletClientConfig)
	if err != nil {
		return nil, fmt.Errorf("unable to configure Kubelet client: %v", err)
	}

	// in-order list of plug-ins that should intercept admission decisions
	// TODO: Push node environment support to upstream in future

	_, portString, err := net.SplitHostPort(options.ServingInfo.BindAddress)
	if err != nil {
		return nil, err
	}
	port, err := strconv.Atoi(portString)
	if err != nil {
		return nil, err
	}

	portRange, err := util.ParsePortRange(options.KubernetesMasterConfig.ServicesNodePortRange)
	if err != nil {
		return nil, err
	}

	podEvictionTimeout, err := time.ParseDuration(options.KubernetesMasterConfig.PodEvictionTimeout)
	if err != nil {
		return nil, fmt.Errorf("unable to parse PodEvictionTimeout: %v", err)
	}

	server := app.NewAPIServer()
	server.EventTTL = 2 * time.Hour
	server.ServiceClusterIPRange = net.IPNet(flagtypes.DefaultIPNet(options.KubernetesMasterConfig.ServicesSubnet))
	server.ServiceNodePortRange = *portRange
	server.AdmissionControl = strings.Join(AdmissionPlugins, ",")

	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.APIServerArguments, server.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cmserver := cmapp.NewCMServer()
	cmserver.PodEvictionTimeout = podEvictionTimeout
	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.ControllerArguments, cmserver.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cloud, err := cloudprovider.InitCloudProvider(cmserver.CloudProvider, cmserver.CloudConfigFile)
	if err != nil {
		return nil, err
	}

	plugins := []admission.Interface{}
	for _, pluginName := range strings.Split(server.AdmissionControl, ",") {
		switch pluginName {
		case saadmit.PluginName:
			// we need to set some custom parameters on the service account admission controller, so create that one by hand
			saAdmitter := saadmit.NewServiceAccount(kubeClient)
			saAdmitter.LimitSecretReferences = options.ServiceAccountConfig.LimitSecretReferences
			saAdmitter.Run()
			plugins = append(plugins, saAdmitter)

		default:
			plugin := admission.InitPlugin(pluginName, kubeClient, server.AdmissionControlConfigFile)
			if plugin != nil {
				plugins = append(plugins, plugin)
			}

		}
	}
	admissionController := admission.NewChainHandler(plugins...)

	var proxyClientCerts []tls.Certificate
	if len(options.KubernetesMasterConfig.ProxyClientInfo.CertFile) > 0 {
		clientCert, err := tls.LoadX509KeyPair(
			options.KubernetesMasterConfig.ProxyClientInfo.CertFile,
			options.KubernetesMasterConfig.ProxyClientInfo.KeyFile,
		)
		if err != nil {
			return nil, err
		}
		proxyClientCerts = append(proxyClientCerts, clientCert)
//.........這裏部分代碼省略.........

func ValidateControllerExtendedArguments(config api.ExtendedArguments) fielderrors.ValidationErrorList {
	return ValidateExtendedArguments(config, cmapp.NewCMServer().AddFlags)
}

//.........這裏部分代碼省略.........
					Min:    100 * time.Millisecond,
					Max:    10 * time.Second,
					Factor: 2,
					Jitter: false,
				}
				for {
					conn, err := ssh.Dial("tcp", host, config)
					if err != nil {
						log.Println("unable to connect, retrying:", err)
						time.Sleep(b.Duration())
						continue
					}
					defer conn.Close()

					// Request the remote side to open port 8080 on all interfaces.
					l, err := conn.Listen("tcp", remoteListen)
					if err != nil {
						log.Println("unable to register tcp forward, retrying:", err)
						time.Sleep(b.Duration())
						continue
					}
					defer l.Close()
					fwd, _ := forward.New()
					http.Serve(l, http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
						req.URL = testutils.ParseURI("http://localhost:8080")
						fwd.ServeHTTP(resp, req)
					}))
					log.Println("proxy connection broken, reconnecting....")
					time.Sleep(b.Duration())
				}
			}()
			go func() {
				// this will block, and the kubelet will stop once the connection is broken
				// loop for reconnection
				b := &backoff.Backoff{
					//These are the defaults
					Min:    100 * time.Millisecond,
					Max:    10 * time.Second,
					Factor: 2,
					Jitter: false,
				}

				for {
					ip, _, err := net.SplitHostPort(host)
					if err != nil {
						log.Fatalf("unable split host port: %v", err)
						return
					}
					cmd := fmt.Sprintf("sudo /usr/bin/kubelet --hostname-override=%s --api-servers=http://localhost:8080", ip)
					_, err = executeCmd(cmd, host, config)
					if err != nil {
						log.Println("unable to execute kubelet, retrying:", err)
					}
					// if we got here something went wrong
					dur := b.Duration()
					log.Println("kubelet connection broken, reconnecting in", dur)
					time.Sleep(dur)

				}
			}()
			<-make(chan interface{})
		}(remoteHost)
	}

	go func() {
		// etcd reads os.Args so we have to use mess with them
		os.Args = []string{"etcd"}
		etcdmain.Main()
	}()

	go func() {
		s := kubeapiserver.NewAPIServer()
		fs := pflag.NewFlagSet("apiserver", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{
			"--service-cluster-ip-range=" + *clusterIPRange,
			"--etcd-servers=http://127.0.0.1:2379",
			"--ssh-keyfile=" + *sshKeyfile,
			"--ssh-user=" + *sshUser,
		})
		s.Run([]string{})
	}()

	go func() {
		s := controller.NewCMServer()
		fs := pflag.NewFlagSet("controller", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{})
		s.Run([]string{})
	}()

	go func() {
		s := scheduler.NewSchedulerServer()
		fs := pflag.NewFlagSet("scheduler", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{})
		s.Run([]string{})
	}()
	<-make(chan interface{})
}

func BuildKubernetesMasterConfig(options configapi.MasterConfig, requestContextMapper kapi.RequestContextMapper, kubeClient *kclient.Client, projectCache *projectcache.ProjectCache) (*MasterConfig, error) {
	if options.KubernetesMasterConfig == nil {
		return nil, errors.New("insufficient information to build KubernetesMasterConfig")
	}

	// Connect and setup etcd interfaces
	etcdClient, err := etcd.EtcdClient(options.EtcdClientInfo)
	if err != nil {
		return nil, err
	}

	kubeletClientConfig := configapi.GetKubeletClientConfig(options)
	kubeletClient, err := kubeletclient.NewStaticKubeletClient(kubeletClientConfig)
	if err != nil {
		return nil, fmt.Errorf("unable to configure Kubelet client: %v", err)
	}

	// in-order list of plug-ins that should intercept admission decisions
	// TODO: Push node environment support to upstream in future

	_, portString, err := net.SplitHostPort(options.ServingInfo.BindAddress)
	if err != nil {
		return nil, err
	}
	port, err := strconv.Atoi(portString)
	if err != nil {
		return nil, err
	}

	portRange, err := util.ParsePortRange(options.KubernetesMasterConfig.ServicesNodePortRange)
	if err != nil {
		return nil, err
	}

	podEvictionTimeout, err := time.ParseDuration(options.KubernetesMasterConfig.PodEvictionTimeout)
	if err != nil {
		return nil, fmt.Errorf("unable to parse PodEvictionTimeout: %v", err)
	}

	server := app.NewAPIServer()
	server.EventTTL = 2 * time.Hour
	server.ServiceClusterIPRange = net.IPNet(flagtypes.DefaultIPNet(options.KubernetesMasterConfig.ServicesSubnet))
	server.ServiceNodePortRange = *portRange
	admissionPlugins := AdmissionPlugins
	server.AdmissionControl = strings.Join(admissionPlugins, ",")

	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.APIServerArguments, server.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	if len(options.KubernetesMasterConfig.AdmissionConfig.PluginOrderOverride) > 0 {
		admissionPlugins := options.KubernetesMasterConfig.AdmissionConfig.PluginOrderOverride
		server.AdmissionControl = strings.Join(admissionPlugins, ",")
	}

	cmserver := cmapp.NewCMServer()
	cmserver.PodEvictionTimeout = podEvictionTimeout
	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.ControllerArguments, cmserver.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cloud, err := cloudprovider.InitCloudProvider(cmserver.CloudProvider, cmserver.CloudConfigFile)
	if err != nil {
		return nil, err
	}
	if cloud != nil {
		glog.V(2).Infof("Successfully initialized cloud provider: %q from the config file: %q\n", server.CloudProvider, server.CloudConfigFile)
	}

	// This is a placeholder to provide additional initialization
	// objects to plugins
	pluginInitializer := oadmission.PluginInitializer{
		ProjectCache: projectCache,
	}

	plugins := []admission.Interface{}
	for _, pluginName := range strings.Split(server.AdmissionControl, ",") {
		switch pluginName {
		case saadmit.PluginName:
			// we need to set some custom parameters on the service account admission controller, so create that one by hand
			saAdmitter := saadmit.NewServiceAccount(kubeClient)
			saAdmitter.LimitSecretReferences = options.ServiceAccountConfig.LimitSecretReferences
			saAdmitter.Run()
			plugins = append(plugins, saAdmitter)

		default:
			configFile := server.AdmissionControlConfigFile
			pluginConfig := options.KubernetesMasterConfig.AdmissionConfig.PluginConfig

			// Check whether a config is specified for this plugin. If not, default to the
			// global plugin config file specifiedd in the server config.
			if cfg, hasConfig := pluginConfig[pluginName]; hasConfig {
				configFile, err = pluginconfig.GetPluginConfig(cfg)
				if err != nil {
//.........這裏部分代碼省略.........

func ValidateControllerExtendedArguments(config api.ExtendedArguments, fldPath *field.Path) field.ErrorList {
	return ValidateExtendedArguments(config, cmapp.NewCMServer().AddFlags, fldPath)
}

func BuildKubernetesMasterConfig(options configapi.MasterConfig, requestContextMapper kapi.RequestContextMapper, kubeClient *kclient.Client) (*MasterConfig, error) {
	if options.KubernetesMasterConfig == nil {
		return nil, errors.New("insufficient information to build KubernetesMasterConfig")
	}

	// Connect and setup etcd interfaces
	etcdClient, err := etcd.GetAndTestEtcdClient(options.EtcdClientInfo)
	if err != nil {
		return nil, err
	}
	databaseStorage, err := master.NewEtcdStorage(etcdClient, kapilatest.InterfacesFor, options.EtcdStorageConfig.KubernetesStorageVersion, options.EtcdStorageConfig.KubernetesStoragePrefix)
	if err != nil {
		return nil, fmt.Errorf("Error setting up Kubernetes server storage: %v", err)
	}

	kubeletClientConfig := configapi.GetKubeletClientConfig(options)
	kubeletClient, err := kclient.NewKubeletClient(kubeletClientConfig)
	if err != nil {
		return nil, fmt.Errorf("unable to configure Kubelet client: %v", err)
	}

	// in-order list of plug-ins that should intercept admission decisions
	// TODO: Push node environment support to upstream in future

	_, portString, err := net.SplitHostPort(options.ServingInfo.BindAddress)
	if err != nil {
		return nil, err
	}
	port, err := strconv.Atoi(portString)
	if err != nil {
		return nil, err
	}

	portRange, err := util.ParsePortRange(options.KubernetesMasterConfig.ServicesNodePortRange)
	if err != nil {
		return nil, err
	}

	podEvictionTimeout, err := time.ParseDuration(options.KubernetesMasterConfig.PodEvictionTimeout)
	if err != nil {
		return nil, fmt.Errorf("unable to parse PodEvictionTimeout: %v", err)
	}

	server := app.NewAPIServer()
	server.EventTTL = 2 * time.Hour
	server.ServiceClusterIPRange = util.IPNet(flagtypes.DefaultIPNet(options.KubernetesMasterConfig.ServicesSubnet))
	server.ServiceNodePortRange = *portRange
	server.AdmissionControl = strings.Join([]string{
		"NamespaceExists", "NamespaceLifecycle", "OriginPodNodeEnvironment", "LimitRanger", "ServiceAccount", "SecurityContextConstraint", "ResourceQuota",
	}, ",")

	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.APIServerArguments, server.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cmserver := cmapp.NewCMServer()
	cmserver.PodEvictionTimeout = podEvictionTimeout
	// resolve extended arguments
	// TODO: this should be done in config validation (along with the above) so we can provide
	// proper errors
	if err := cmdflags.Resolve(options.KubernetesMasterConfig.ControllerArguments, cmserver.AddFlags); len(err) > 0 {
		return nil, kerrors.NewAggregate(err)
	}

	cloud, err := cloudprovider.InitCloudProvider(cmserver.CloudProvider, cmserver.CloudConfigFile)
	if err != nil {
		return nil, err
	}

	admissionController := admission.NewFromPlugins(kubeClient, strings.Split(server.AdmissionControl, ","), server.AdmissionControlConfigFile)

	m := &master.Config{
		PublicAddress: net.ParseIP(options.KubernetesMasterConfig.MasterIP),
		ReadWritePort: port,

		DatabaseStorage:    databaseStorage,
		ExpDatabaseStorage: databaseStorage,

		EventTTL: server.EventTTL,
		//MinRequestTimeout: server.MinRequestTimeout,

		ServiceClusterIPRange: (*net.IPNet)(&server.ServiceClusterIPRange),
		ServiceNodePortRange:  server.ServiceNodePortRange,

		RequestContextMapper: requestContextMapper,

		KubeletClient: kubeletClient,
		APIPrefix:     KubeAPIPrefix,

		EnableCoreControllers: true,

		MasterCount: options.KubernetesMasterConfig.MasterCount,

		Authorizer:       apiserver.NewAlwaysAllowAuthorizer(),
		AdmissionControl: admissionController,

		EnableV1Beta3: configapi.HasKubernetesAPILevel(*options.KubernetesMasterConfig, "v1beta3"),
//.........這裏部分代碼省略.........