Golang genericapiserver.NewDefaultResourceEncodingConfig函数代码示例

func newStorageFactory() genericapiserver.StorageFactory {
	etcdConfig := etcdstorage.EtcdConfig{
		Prefix:     genericapiserver.DefaultEtcdPathPrefix,
		ServerList: []string{"http://127.0.0.1:4001"},
	}
	storageFactory := genericapiserver.NewDefaultStorageFactory(etcdConfig, api.Codecs, genericapiserver.NewDefaultResourceEncodingConfig(), genericapiserver.NewResourceConfig())

	return storageFactory
}

// setUp is a convience function for setting up for (most) tests.
func setUp(t *testing.T) (*Master, *etcdtesting.EtcdTestServer, Config, *assert.Assertions) {
	server := etcdtesting.NewUnsecuredEtcdTestClientServer(t)

	master := &Master{
		GenericAPIServer: &genericapiserver.GenericAPIServer{},
	}
	config := Config{
		Config: &genericapiserver.Config{},
	}

	storageConfig := storagebackend.Config{
		Prefix:   etcdtest.PathPrefix(),
		CAFile:   server.CAFile,
		KeyFile:  server.KeyFile,
		CertFile: server.CertFile,
	}
	for _, url := range server.ClientURLs {
		storageConfig.ServerList = append(storageConfig.ServerList, url.String())
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	resourceEncoding.SetVersionEncoding(api.GroupName, *testapi.Default.GroupVersion(), unversioned.GroupVersion{Group: api.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(autoscaling.GroupName, *testapi.Autoscaling.GroupVersion(), unversioned.GroupVersion{Group: autoscaling.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(batch.GroupName, *testapi.Batch.GroupVersion(), unversioned.GroupVersion{Group: batch.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(apps.GroupName, *testapi.Apps.GroupVersion(), unversioned.GroupVersion{Group: apps.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(extensions.GroupName, *testapi.Extensions.GroupVersion(), unversioned.GroupVersion{Group: extensions.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(rbac.GroupName, *testapi.Rbac.GroupVersion(), unversioned.GroupVersion{Group: rbac.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(certificates.GroupName, *testapi.Certificates.GroupVersion(), unversioned.GroupVersion{Group: certificates.GroupName, Version: runtime.APIVersionInternal})
	storageFactory := genericapiserver.NewDefaultStorageFactory(storageConfig, testapi.StorageMediaType(), api.Codecs, resourceEncoding, DefaultAPIResourceConfigSource())

	config.StorageFactory = storageFactory
	config.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.PublicAddress = net.ParseIP("192.168.10.4")
	config.Serializer = api.Codecs
	config.KubeletClient = client.FakeKubeletClient{}
	config.APIPrefix = "/api"
	config.APIGroupPrefix = "/apis"
	config.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.ProxyDialer = func(network, addr string) (net.Conn, error) { return nil, nil }
	config.ProxyTLSClientConfig = &tls.Config{}
	config.RequestContextMapper = api.NewRequestContextMapper()

	// TODO: this is kind of hacky.  The trouble is that the sync loop
	// runs in a go-routine and there is no way to validate in the test
	// that the sync routine has actually run.  The right answer here
	// is probably to add some sort of callback that we can register
	// to validate that it's actually been run, but for now we don't
	// run the sync routine and register types manually.
	config.disableThirdPartyControllerForTesting = true

	master.nodeRegistry = registrytest.NewNodeRegistry([]string{"node1", "node2"}, api.NodeResources{})

	return master, server, config, assert.New(t)
}

func (g *configRESTOptionsGetter) loadSettings() error {
	server := apiserveroptions.NewAPIServer()
	if g.masterOptions.KubernetesMasterConfig != nil {
		if errs := cmdflags.Resolve(g.masterOptions.KubernetesMasterConfig.APIServerArguments, server.AddFlags); len(errs) > 0 {
			return kerrors.NewAggregate(errs)
		}
	}

	storageGroupsToEncodingVersion, err := server.StorageGroupsToEncodingVersion()
	if err != nil {
		return err
	}

	storageConfig := server.StorageConfig
	storageConfig.Prefix = g.masterOptions.EtcdStorageConfig.OpenShiftStoragePrefix
	storageConfig.ServerList = g.masterOptions.EtcdClientInfo.URLs
	storageConfig.KeyFile = g.masterOptions.EtcdClientInfo.ClientCert.KeyFile
	storageConfig.CertFile = g.masterOptions.EtcdClientInfo.ClientCert.CertFile
	storageConfig.CAFile = g.masterOptions.EtcdClientInfo.CA

	storageFactory, err := genericapiserver.BuildDefaultStorageFactory(
		storageConfig, server.DefaultStorageMediaType, kapi.Codecs,
		genericapiserver.NewDefaultResourceEncodingConfig(), storageGroupsToEncodingVersion,
		nil,
		g.defaultResourceConfig, server.RuntimeConfig)
	if err != nil {
		return err
	}
	storageFactory.DefaultResourcePrefixes = g.defaultResourcePrefixes
	g.storageFactory = storageFactory

	g.cacheEnabled = server.EnableWatchCache

	errs := []error{}
	for _, c := range server.WatchCacheSizes {
		tokens := strings.Split(c, "#")
		if len(tokens) != 2 {
			errs = append(errs, fmt.Errorf("invalid watch cache size value '%s', expecting <resource>#<size> format (e.g. builds#100)", c))
			continue
		}

		resource := unversioned.ParseGroupResource(tokens[0])

		size, err := strconv.Atoi(tokens[1])
		if err != nil {
			errs = append(errs, fmt.Errorf("invalid watch cache size value '%s': %v", c, err))
			continue
		}

		g.cacheSizes[resource] = size
	}
	return kerrors.NewAggregate(errs)
}

// setUp is a convience function for setting up for (most) tests.
func setUp(t *testing.T) (*Master, *etcdtesting.EtcdTestServer, Config, *assert.Assertions) {
	server, storageConfig := etcdtesting.NewUnsecuredEtcd3TestClientServer(t)

	config := &Config{
		GenericConfig: &genericapiserver.Config{
			OpenAPIConfig: &common.Config{},
		},
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	resourceEncoding.SetVersionEncoding(api.GroupName, registered.GroupOrDie(api.GroupName).GroupVersion, unversioned.GroupVersion{Group: api.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(autoscaling.GroupName, *testapi.Autoscaling.GroupVersion(), unversioned.GroupVersion{Group: autoscaling.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(batch.GroupName, *testapi.Batch.GroupVersion(), unversioned.GroupVersion{Group: batch.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(apps.GroupName, *testapi.Apps.GroupVersion(), unversioned.GroupVersion{Group: apps.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(extensions.GroupName, *testapi.Extensions.GroupVersion(), unversioned.GroupVersion{Group: extensions.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(rbac.GroupName, *testapi.Rbac.GroupVersion(), unversioned.GroupVersion{Group: rbac.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(certificates.GroupName, *testapi.Certificates.GroupVersion(), unversioned.GroupVersion{Group: certificates.GroupName, Version: runtime.APIVersionInternal})
	storageFactory := genericapiserver.NewDefaultStorageFactory(*storageConfig, testapi.StorageMediaType(), api.Codecs, resourceEncoding, DefaultAPIResourceConfigSource())

	config.StorageFactory = storageFactory
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.PublicAddress = net.ParseIP("192.168.10.4")
	config.GenericConfig.Serializer = api.Codecs
	config.KubeletClient = client.FakeKubeletClient{}
	config.GenericConfig.LegacyAPIGroupPrefixes = sets.NewString("/api")
	config.GenericConfig.APIGroupPrefix = "/apis"
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.ProxyDialer = func(network, addr string) (net.Conn, error) { return nil, nil }
	config.GenericConfig.ProxyTLSClientConfig = &tls.Config{}
	config.GenericConfig.RequestContextMapper = api.NewRequestContextMapper()
	config.GenericConfig.EnableVersion = true
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.EnableCoreControllers = false

	// TODO: this is kind of hacky.  The trouble is that the sync loop
	// runs in a go-routine and there is no way to validate in the test
	// that the sync routine has actually run.  The right answer here
	// is probably to add some sort of callback that we can register
	// to validate that it's actually been run, but for now we don't
	// run the sync routine and register types manually.
	config.disableThirdPartyControllerForTesting = true

	master, err := config.Complete().New()
	if err != nil {
		t.Fatal(err)
	}

	fakeNodeClient := fake.NewSimpleClientset(registrytest.MakeNodeList([]string{"node1", "node2"}, api.NodeResources{}))
	master.nodeClient = fakeNodeClient.Core().Nodes()

	return master, server, *config, assert.New(t)
}

// setUp is a convience function for setting up for (most) tests.
func setUp(t *testing.T) (*Master, *etcdtesting.EtcdTestServer, Config, *assert.Assertions) {
	server, storageConfig := etcdtesting.NewUnsecuredEtcd3TestClientServer(t)

	config := &Config{
		GenericConfig:        genericapiserver.NewConfig(),
		APIServerServicePort: 443,
		MasterCount:          1,
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	resourceEncoding.SetVersionEncoding(api.GroupName, registered.GroupOrDie(api.GroupName).GroupVersion, unversioned.GroupVersion{Group: api.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(autoscaling.GroupName, *testapi.Autoscaling.GroupVersion(), unversioned.GroupVersion{Group: autoscaling.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(batch.GroupName, *testapi.Batch.GroupVersion(), unversioned.GroupVersion{Group: batch.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(apps.GroupName, *testapi.Apps.GroupVersion(), unversioned.GroupVersion{Group: apps.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(extensions.GroupName, *testapi.Extensions.GroupVersion(), unversioned.GroupVersion{Group: extensions.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(rbac.GroupName, *testapi.Rbac.GroupVersion(), unversioned.GroupVersion{Group: rbac.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(certificates.GroupName, *testapi.Certificates.GroupVersion(), unversioned.GroupVersion{Group: certificates.GroupName, Version: runtime.APIVersionInternal})
	storageFactory := genericapiserver.NewDefaultStorageFactory(*storageConfig, testapi.StorageMediaType(), api.Codecs, resourceEncoding, DefaultAPIResourceConfigSource())

	kubeVersion := version.Get()
	config.GenericConfig.Version = &kubeVersion
	config.StorageFactory = storageFactory
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.PublicAddress = net.ParseIP("192.168.10.4")
	config.GenericConfig.LegacyAPIGroupPrefixes = sets.NewString("/api")
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.RequestContextMapper = api.NewRequestContextMapper()
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.GenericConfig.EnableMetrics = true
	config.EnableCoreControllers = false
	config.KubeletClientConfig = kubeletclient.KubeletClientConfig{Port: 10250}
	config.ProxyTransport = utilnet.SetTransportDefaults(&http.Transport{
		Dial:            func(network, addr string) (net.Conn, error) { return nil, nil },
		TLSClientConfig: &tls.Config{},
	})

	master, err := config.Complete().New()
	if err != nil {
		t.Fatal(err)
	}

	return master, server, *config, assert.New(t)
}

// setUp is a convience function for setting up for (most) tests.
func setUp(t *testing.T) (*Master, *etcdtesting.EtcdTestServer, Config, *assert.Assertions) {
	server, storageConfig := etcdtesting.NewUnsecuredEtcd3TestClientServer(t)

	config := &Config{
		GenericConfig: genericapiserver.NewConfig(),
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	resourceEncoding.SetVersionEncoding(api.GroupName, registered.GroupOrDie(api.GroupName).GroupVersion, unversioned.GroupVersion{Group: api.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(autoscaling.GroupName, *testapi.Autoscaling.GroupVersion(), unversioned.GroupVersion{Group: autoscaling.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(batch.GroupName, *testapi.Batch.GroupVersion(), unversioned.GroupVersion{Group: batch.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(apps.GroupName, *testapi.Apps.GroupVersion(), unversioned.GroupVersion{Group: apps.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(extensions.GroupName, *testapi.Extensions.GroupVersion(), unversioned.GroupVersion{Group: extensions.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(rbac.GroupName, *testapi.Rbac.GroupVersion(), unversioned.GroupVersion{Group: rbac.GroupName, Version: runtime.APIVersionInternal})
	resourceEncoding.SetVersionEncoding(certificates.GroupName, *testapi.Certificates.GroupVersion(), unversioned.GroupVersion{Group: certificates.GroupName, Version: runtime.APIVersionInternal})
	storageFactory := genericapiserver.NewDefaultStorageFactory(*storageConfig, testapi.StorageMediaType(), api.Codecs, resourceEncoding, DefaultAPIResourceConfigSource())

	kubeVersion := version.Get()
	config.GenericConfig.Version = &kubeVersion
	config.StorageFactory = storageFactory
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.PublicAddress = net.ParseIP("192.168.10.4")
	config.KubeletClient = client.FakeKubeletClient{}
	config.GenericConfig.LegacyAPIGroupPrefixes = sets.NewString("/api")
	config.GenericConfig.APIGroupPrefix = "/apis"
	config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
	config.GenericConfig.ProxyDialer = func(network, addr string) (net.Conn, error) { return nil, nil }
	config.GenericConfig.ProxyTLSClientConfig = &tls.Config{}
	config.GenericConfig.RequestContextMapper = api.NewRequestContextMapper()
	config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
	config.EnableCoreControllers = false

	master, err := config.Complete().New()
	if err != nil {
		t.Fatal(err)
	}

	fakeNodeClient := fake.NewSimpleClientset(registrytest.MakeNodeList([]string{"node1", "node2"}, api.NodeResources{}))
	master.nodeClient = fakeNodeClient.Core().Nodes()

	return master, server, *config, assert.New(t)
}

// Returns a basic master config.
func NewMasterConfig() *master.Config {
	config := storagebackend.Config{
		ServerList: []string{GetEtcdURLFromEnv()},
		// This causes the integration tests to exercise the etcd
		// prefix code, so please don't change without ensuring
		// sufficient coverage in other ways.
		Prefix: uuid.New(),
	}

	info, _ := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), runtime.ContentTypeJSON)
	ns := NewSingleContentTypeSerializer(api.Scheme, info)

	storageFactory := genericapiserver.NewDefaultStorageFactory(config, runtime.ContentTypeJSON, ns, genericapiserver.NewDefaultResourceEncodingConfig(), master.DefaultAPIResourceConfigSource())
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: api.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: autoscaling.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: batch.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: apps.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: extensions.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: policy.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: rbac.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: certificates.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: storage.GroupName, Resource: genericapiserver.AllResources},
		"",
		ns)

	genericConfig := genericapiserver.NewConfig()
	kubeVersion := version.Get()
	genericConfig.Version = &kubeVersion
	genericConfig.APIResourceConfigSource = master.DefaultAPIResourceConfigSource()
	genericConfig.Authorizer = authorizer.NewAlwaysAllowAuthorizer()
	genericConfig.AdmissionControl = admit.NewAlwaysAdmit()
	genericConfig.EnableMetrics = true

	return &master.Config{
		GenericConfig:         genericConfig,
		StorageFactory:        storageFactory,
		EnableCoreControllers: true,
		EnableWatchCache:      true,
		KubeletClientConfig:   kubeletclient.KubeletClientConfig{Port: 10250},
		APIServerServicePort:  443,
		MasterCount:           1,
	}
}

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.ServerRunOptions) error {
	// set defaults
	if err := s.GenericServerRunOptions.DefaultAdvertiseAddress(s.SecureServing, s.InsecureServing); err != nil {
		return err
	}
	if err := s.SecureServing.MaybeDefaultWithSelfSignedCerts(s.GenericServerRunOptions.AdvertiseAddress.String()); err != nil {
		return fmt.Errorf("error creating self-signed certificates: %v", err)
	}
	if err := s.GenericServerRunOptions.DefaultExternalHost(); err != nil {
		return fmt.Errorf("error setting the external host value: %v", err)
	}

	// validate options
	if errs := s.Validate(); len(errs) != 0 {
		return utilerrors.NewAggregate(errs)
	}

	// create config from options
	genericConfig := genericapiserver.NewConfig(). // create the new config
							ApplyOptions(s.GenericServerRunOptions). // apply the options selected
							ApplyInsecureServingOptions(s.InsecureServing)

	if _, err := genericConfig.ApplySecureServingOptions(s.SecureServing); err != nil {
		return fmt.Errorf("failed to configure https: %s", err)
	}
	if _, err := genericConfig.ApplyAuthenticationOptions(s.Authentication); err != nil {
		return fmt.Errorf("failed to configure authentication: %s", err)
	}

	// TODO: register cluster federation resources here.
	resourceConfig := genericapiserver.NewResourceConfig()

	if s.Etcd.StorageConfig.DeserializationCacheSize == 0 {
		// When size of cache is not explicitly set, set it to 50000
		s.Etcd.StorageConfig.DeserializationCacheSize = 50000
	}
	storageGroupsToEncodingVersion, err := s.GenericServerRunOptions.StorageGroupsToEncodingVersion()
	if err != nil {
		return fmt.Errorf("error generating storage version map: %s", err)
	}
	storageFactory, err := genericapiserver.BuildDefaultStorageFactory(
		s.Etcd.StorageConfig, s.GenericServerRunOptions.DefaultStorageMediaType, api.Codecs,
		genericapiserver.NewDefaultResourceEncodingConfig(), storageGroupsToEncodingVersion,
		[]schema.GroupVersionResource{}, resourceConfig, s.GenericServerRunOptions.RuntimeConfig)
	if err != nil {
		return fmt.Errorf("error in initializing storage factory: %s", err)
	}

	for _, override := range s.Etcd.EtcdServersOverrides {
		tokens := strings.Split(override, "#")
		if len(tokens) != 2 {
			glog.Errorf("invalid value of etcd server overrides: %s", override)
			continue
		}

		apiresource := strings.Split(tokens[0], "/")
		if len(apiresource) != 2 {
			glog.Errorf("invalid resource definition: %s", tokens[0])
			continue
		}
		group := apiresource[0]
		resource := apiresource[1]
		groupResource := schema.GroupResource{Group: group, Resource: resource}

		servers := strings.Split(tokens[1], ";")
		storageFactory.SetEtcdLocation(groupResource, servers)
	}

	apiAuthenticator, securityDefinitions, err := authenticator.New(s.Authentication.ToAuthenticationConfig())
	if err != nil {
		return fmt.Errorf("invalid Authentication Config: %v", err)
	}

	privilegedLoopbackToken := uuid.NewRandom().String()
	selfClientConfig, err := genericapiserver.NewSelfClientConfig(genericConfig.SecureServingInfo, genericConfig.InsecureServingInfo, privilegedLoopbackToken)
	if err != nil {
		return fmt.Errorf("failed to create clientset: %v", err)
	}
	client, err := internalclientset.NewForConfig(selfClientConfig)
	if err != nil {
		return fmt.Errorf("failed to create clientset: %v", err)
	}
	sharedInformers := informers.NewSharedInformerFactory(nil, client, 10*time.Minute)

	authorizerconfig := s.Authorization.ToAuthorizationConfig(sharedInformers)
	apiAuthorizer, err := authorizer.NewAuthorizerFromAuthorizationConfig(authorizerconfig)
	if err != nil {
		return fmt.Errorf("invalid Authorization Config: %v", err)
	}

	admissionControlPluginNames := strings.Split(s.GenericServerRunOptions.AdmissionControl, ",")
	pluginInitializer := admission.NewPluginInitializer(sharedInformers, apiAuthorizer)
	admissionController, err := admission.NewFromPlugins(client, admissionControlPluginNames, s.GenericServerRunOptions.AdmissionControlConfigFile, pluginInitializer)
	if err != nil {
		return fmt.Errorf("failed to initialize plugins: %v", err)
	}

	kubeVersion := version.Get()
	genericConfig.Version = &kubeVersion
//.........这里部分代码省略.........

// Returns a basic master config.
func NewMasterConfig() *master.Config {
	config := storagebackend.Config{
		ServerList: []string{GetEtcdURLFromEnv()},
		// This causes the integration tests to exercise the etcd
		// prefix code, so please don't change without ensuring
		// sufficient coverage in other ways.
		Prefix: uuid.New(),
	}

	negotiatedSerializer := NewSingleContentTypeSerializer(api.Scheme, testapi.Default.Codec(), runtime.ContentTypeJSON)

	storageFactory := genericapiserver.NewDefaultStorageFactory(config, runtime.ContentTypeJSON, negotiatedSerializer, genericapiserver.NewDefaultResourceEncodingConfig(), master.DefaultAPIResourceConfigSource())
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: api.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Default.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: autoscaling.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Autoscaling.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: batch.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Batch.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: apps.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Apps.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: extensions.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Extensions.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: policy.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Policy.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: rbac.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Rbac.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: certificates.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Certificates.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: storage.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Storage.Codec(), runtime.ContentTypeJSON))

	return &master.Config{
		GenericConfig: &genericapiserver.Config{
			APIResourceConfigSource: master.DefaultAPIResourceConfigSource(),
			APIPrefix:               "/api",
			APIGroupPrefix:          "/apis",
			Authorizer:              authorizer.NewAlwaysAllowAuthorizer(),
			AdmissionControl:        admit.NewAlwaysAdmit(),
			Serializer:              api.Codecs,
			// Set those values to avoid annoying warnings in logs.
			ServiceClusterIPRange: parseCIDROrDie("10.0.0.0/24"),
			ServiceNodePortRange:  utilnet.PortRange{Base: 30000, Size: 2768},
			EnableVersion:         true,
			OpenAPIDefinitions:    openapi.OpenAPIDefinitions,
			EnableOpenAPISupport:  true,
		},
		StorageFactory:   storageFactory,
		EnableWatchCache: true,
		KubeletClient:    kubeletclient.FakeKubeletClient{},
	}
}

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.APIServer) error {
	genericapiserver.DefaultAndValidateRunOptions(s.ServerRunOptions)

	apiResourceConfigSource, err := parseRuntimeConfig(s)
	if err != nil {
		glog.Fatalf("error in parsing runtime-config: %s", err)
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	groupToEncoding, err := s.StorageGroupsToEncodingVersion()
	if err != nil {
		glog.Fatalf("error getting group encoding: %s", err)
	}
	for group, storageEncodingVersion := range groupToEncoding {
		resourceEncoding.SetVersionEncoding(group, storageEncodingVersion, unversioned.GroupVersion{Group: group, Version: runtime.APIVersionInternal})
	}

	storageFactory := genericapiserver.NewDefaultStorageFactory(s.StorageConfig, s.DefaultStorageMediaType, api.Codecs, resourceEncoding, apiResourceConfigSource)
	for _, override := range s.EtcdServersOverrides {
		tokens := strings.Split(override, "#")
		if len(tokens) != 2 {
			glog.Errorf("invalid value of etcd server overrides: %s", override)
			continue
		}

		apiresource := strings.Split(tokens[0], "/")
		if len(apiresource) != 2 {
			glog.Errorf("invalid resource definition: %s", tokens[0])
			continue
		}
		group := apiresource[0]
		resource := apiresource[1]
		groupResource := unversioned.GroupResource{Group: group, Resource: resource}

		servers := strings.Split(tokens[1], ";")
		storageFactory.SetEtcdLocation(groupResource, servers)
	}

	authenticator, err := authenticator.New(authenticator.AuthenticatorConfig{
		BasicAuthFile:     s.BasicAuthFile,
		ClientCAFile:      s.ClientCAFile,
		TokenAuthFile:     s.TokenAuthFile,
		OIDCIssuerURL:     s.OIDCIssuerURL,
		OIDCClientID:      s.OIDCClientID,
		OIDCCAFile:        s.OIDCCAFile,
		OIDCUsernameClaim: s.OIDCUsernameClaim,
		OIDCGroupsClaim:   s.OIDCGroupsClaim,
		KeystoneURL:       s.KeystoneURL,
	})
	if err != nil {
		glog.Fatalf("Invalid Authentication Config: %v", err)
	}

	authorizationModeNames := strings.Split(s.AuthorizationMode, ",")
	authorizer, err := apiserver.NewAuthorizerFromAuthorizationConfig(authorizationModeNames, s.AuthorizationConfig)
	if err != nil {
		glog.Fatalf("Invalid Authorization Config: %v", err)
	}

	admissionControlPluginNames := strings.Split(s.AdmissionControl, ",")
	clientConfig := &restclient.Config{
		Host: net.JoinHostPort(s.InsecureBindAddress.String(), strconv.Itoa(s.InsecurePort)),
		// Increase QPS limits. The client is currently passed to all admission plugins,
		// and those can be throttled in case of higher load on apiserver - see #22340 and #22422
		// for more details. Once #22422 is fixed, we may want to remove it.
		QPS:   50,
		Burst: 100,
	}
	if len(s.DeprecatedStorageVersion) != 0 {
		gv, err := unversioned.ParseGroupVersion(s.DeprecatedStorageVersion)
		if err != nil {
			glog.Fatalf("error in parsing group version: %s", err)
		}
		clientConfig.GroupVersion = &gv
	}

	client, err := clientset.NewForConfig(clientConfig)
	if err != nil {
		glog.Errorf("Failed to create clientset: %v", err)
	}

	admissionController := admission.NewFromPlugins(client, admissionControlPluginNames, s.AdmissionControlConfigFile)

	genericConfig := genericapiserver.NewConfig(s.ServerRunOptions)
	// TODO: Move the following to generic api server as well.
	genericConfig.StorageFactory = storageFactory
	genericConfig.Authenticator = authenticator
	genericConfig.SupportsBasicAuth = len(s.BasicAuthFile) > 0
	genericConfig.Authorizer = authorizer
	genericConfig.AdmissionControl = admissionController
	genericConfig.APIResourceConfigSource = apiResourceConfigSource
	genericConfig.MasterServiceNamespace = s.MasterServiceNamespace
	genericConfig.Serializer = api.Codecs

	// TODO: Move this to generic api server (Need to move the command line flag).
	if s.EnableWatchCache {
		cachesize.SetWatchCacheSizes(s.WatchCacheSizes)
	}

//.........这里部分代码省略.........

// Returns a basic master config.
func NewMasterConfig() *master.Config {
	config := storagebackend.Config{
		ServerList: []string{GetEtcdURLFromEnv()},
		// This causes the integration tests to exercise the etcd
		// prefix code, so please don't change without ensuring
		// sufficient coverage in other ways.
		Prefix: uuid.New(),
	}

	negotiatedSerializer := NewSingleContentTypeSerializer(api.Scheme, testapi.Default.Codec(), runtime.ContentTypeJSON)

	storageFactory := genericapiserver.NewDefaultStorageFactory(config, runtime.ContentTypeJSON, negotiatedSerializer, genericapiserver.NewDefaultResourceEncodingConfig(), master.DefaultAPIResourceConfigSource())
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: api.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Default.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: autoscaling.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Autoscaling.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: batch.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Batch.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: apps.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Apps.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: extensions.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Extensions.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: policy.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Policy.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: rbac.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Rbac.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: certificates.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Certificates.Codec(), runtime.ContentTypeJSON))
	storageFactory.SetSerializer(
		unversioned.GroupResource{Group: storage.GroupName, Resource: genericapiserver.AllResources},
		"",
		NewSingleContentTypeSerializer(api.Scheme, testapi.Storage.Codec(), runtime.ContentTypeJSON))

	genericConfig := genericapiserver.NewConfig()
	genericConfig.APIResourceConfigSource = master.DefaultAPIResourceConfigSource()
	genericConfig.Authorizer = authorizer.NewAlwaysAllowAuthorizer()
	genericConfig.AdmissionControl = admit.NewAlwaysAdmit()
	genericConfig.EnableOpenAPISupport = true

	return &master.Config{
		GenericConfig:         genericConfig,
		StorageFactory:        storageFactory,
		EnableCoreControllers: true,
		EnableWatchCache:      true,
		KubeletClient:         kubeletclient.FakeKubeletClient{},
	}
}

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.APIServer) error {
	genericvalidation.VerifyEtcdServersList(s.ServerRunOptions)
	genericapiserver.DefaultAndValidateRunOptions(s.ServerRunOptions)

	capabilities.Initialize(capabilities.Capabilities{
		AllowPrivileged: s.AllowPrivileged,
		// TODO(vmarmol): Implement support for HostNetworkSources.
		PrivilegedSources: capabilities.PrivilegedSources{
			HostNetworkSources: []string{},
			HostPIDSources:     []string{},
			HostIPCSources:     []string{},
		},
		PerConnectionBandwidthLimitBytesPerSec: s.MaxConnectionBytesPerSec,
	})

	// Setup tunneler if needed
	var tunneler genericapiserver.Tunneler
	var proxyDialerFn apiserver.ProxyDialerFunc
	if len(s.SSHUser) > 0 {
		// Get ssh key distribution func, if supported
		var installSSH genericapiserver.InstallSSHKey
		cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
		if err != nil {
			glog.Fatalf("Cloud provider could not be initialized: %v", err)
		}
		if cloud != nil {
			if instances, supported := cloud.Instances(); supported {
				installSSH = instances.AddSSHKeyToAllInstances
			}
		}
		if s.KubeletConfig.Port == 0 {
			glog.Fatalf("Must enable kubelet port if proxy ssh-tunneling is specified.")
		}
		// Set up the tunneler
		// TODO(cjcullen): If we want this to handle per-kubelet ports or other
		// kubelet listen-addresses, we need to plumb through options.
		healthCheckPath := &url.URL{
			Scheme: "https",
			Host:   net.JoinHostPort("127.0.0.1", strconv.FormatUint(uint64(s.KubeletConfig.Port), 10)),
			Path:   "healthz",
		}
		tunneler = genericapiserver.NewSSHTunneler(s.SSHUser, s.SSHKeyfile, healthCheckPath, installSSH)

		// Use the tunneler's dialer to connect to the kubelet
		s.KubeletConfig.Dial = tunneler.Dial
		// Use the tunneler's dialer when proxying to pods, services, and nodes
		proxyDialerFn = tunneler.Dial
	}

	// Proxying to pods and services is IP-based... don't expect to be able to verify the hostname
	proxyTLSClientConfig := &tls.Config{InsecureSkipVerify: true}

	kubeletClient, err := kubeletclient.NewStaticKubeletClient(&s.KubeletConfig)
	if err != nil {
		glog.Fatalf("Failed to start kubelet client: %v", err)
	}

	storageGroupsToEncodingVersion, err := s.StorageGroupsToEncodingVersion()
	if err != nil {
		glog.Fatalf("error generating storage version map: %s", err)
	}
	storageFactory, err := genericapiserver.BuildDefaultStorageFactory(
		s.StorageConfig, s.DefaultStorageMediaType, api.Codecs,
		genericapiserver.NewDefaultResourceEncodingConfig(), storageGroupsToEncodingVersion,
		// FIXME: this GroupVersionResource override should be configurable
		[]unversioned.GroupVersionResource{batch.Resource("scheduledjobs").WithVersion("v2alpha1")},
		master.DefaultAPIResourceConfigSource(), s.RuntimeConfig)
	if err != nil {
		glog.Fatalf("error in initializing storage factory: %s", err)
	}
	storageFactory.AddCohabitatingResources(batch.Resource("jobs"), extensions.Resource("jobs"))
	storageFactory.AddCohabitatingResources(autoscaling.Resource("horizontalpodautoscalers"), extensions.Resource("horizontalpodautoscalers"))
	for _, override := range s.EtcdServersOverrides {
		tokens := strings.Split(override, "#")
		if len(tokens) != 2 {
			glog.Errorf("invalid value of etcd server overrides: %s", override)
			continue
		}

		apiresource := strings.Split(tokens[0], "/")
		if len(apiresource) != 2 {
			glog.Errorf("invalid resource definition: %s", tokens[0])
			continue
		}
		group := apiresource[0]
		resource := apiresource[1]
		groupResource := unversioned.GroupResource{Group: group, Resource: resource}

		servers := strings.Split(tokens[1], ";")
		storageFactory.SetEtcdLocation(groupResource, servers)
	}

	// Default to the private server key for service account token signing
	if s.ServiceAccountKeyFile == "" && s.TLSPrivateKeyFile != "" {
		if authenticator.IsValidServiceAccountKeyFile(s.TLSPrivateKeyFile) {
			s.ServiceAccountKeyFile = s.TLSPrivateKeyFile
		} else {
			glog.Warning("No RSA key provided, service account token authentication disabled")
		}
//.........这里部分代码省略.........

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.ServerRunOptions) error {
	genericvalidation.VerifyEtcdServersList(s.ServerRunOptions)
	genericapiserver.DefaultAndValidateRunOptions(s.ServerRunOptions)

	// TODO: register cluster federation resources here.
	resourceConfig := genericapiserver.NewResourceConfig()

	if s.StorageConfig.DeserializationCacheSize == 0 {
		// When size of cache is not explicitly set, set it to 50000
		s.StorageConfig.DeserializationCacheSize = 50000
	}
	storageGroupsToEncodingVersion, err := s.StorageGroupsToEncodingVersion()
	if err != nil {
		glog.Fatalf("error generating storage version map: %s", err)
	}
	storageFactory, err := genericapiserver.BuildDefaultStorageFactory(
		s.StorageConfig, s.DefaultStorageMediaType, api.Codecs,
		genericapiserver.NewDefaultResourceEncodingConfig(), storageGroupsToEncodingVersion,
		[]unversioned.GroupVersionResource{}, resourceConfig, s.RuntimeConfig)
	if err != nil {
		glog.Fatalf("error in initializing storage factory: %s", err)
	}

	for _, override := range s.EtcdServersOverrides {
		tokens := strings.Split(override, "#")
		if len(tokens) != 2 {
			glog.Errorf("invalid value of etcd server overrides: %s", override)
			continue
		}

		apiresource := strings.Split(tokens[0], "/")
		if len(apiresource) != 2 {
			glog.Errorf("invalid resource definition: %s", tokens[0])
			continue
		}
		group := apiresource[0]
		resource := apiresource[1]
		groupResource := unversioned.GroupResource{Group: group, Resource: resource}

		servers := strings.Split(tokens[1], ";")
		storageFactory.SetEtcdLocation(groupResource, servers)
	}

	authenticator, err := authenticator.New(authenticator.AuthenticatorConfig{
		BasicAuthFile:     s.BasicAuthFile,
		ClientCAFile:      s.ClientCAFile,
		TokenAuthFile:     s.TokenAuthFile,
		OIDCIssuerURL:     s.OIDCIssuerURL,
		OIDCClientID:      s.OIDCClientID,
		OIDCCAFile:        s.OIDCCAFile,
		OIDCUsernameClaim: s.OIDCUsernameClaim,
		OIDCGroupsClaim:   s.OIDCGroupsClaim,
		KeystoneURL:       s.KeystoneURL,
	})
	if err != nil {
		glog.Fatalf("Invalid Authentication Config: %v", err)
	}

	authorizationModeNames := strings.Split(s.AuthorizationMode, ",")

	modeEnabled := func(mode string) bool {
		for _, m := range authorizationModeNames {
			if m == mode {
				return true
			}
		}
		return false
	}

	authorizationConfig := authorizer.AuthorizationConfig{
		PolicyFile:                  s.AuthorizationPolicyFile,
		WebhookConfigFile:           s.AuthorizationWebhookConfigFile,
		WebhookCacheAuthorizedTTL:   s.AuthorizationWebhookCacheAuthorizedTTL,
		WebhookCacheUnauthorizedTTL: s.AuthorizationWebhookCacheUnauthorizedTTL,
		RBACSuperUser:               s.AuthorizationRBACSuperUser,
	}
	if modeEnabled(genericoptions.ModeRBAC) {
		mustGetRESTOptions := func(resource string) generic.RESTOptions {
			config, err := storageFactory.NewConfig(rbac.Resource(resource))
			if err != nil {
				glog.Fatalf("Unable to get %s storage: %v", resource, err)
			}
			return generic.RESTOptions{StorageConfig: config, Decorator: generic.UndecoratedStorage, ResourcePrefix: storageFactory.ResourcePrefix(rbac.Resource(resource))}
		}

		// For initial bootstrapping go directly to etcd to avoid privillege escalation check.
		authorizationConfig.RBACRoleRegistry = role.NewRegistry(roleetcd.NewREST(mustGetRESTOptions("roles")))
		authorizationConfig.RBACRoleBindingRegistry = rolebinding.NewRegistry(rolebindingetcd.NewREST(mustGetRESTOptions("rolebindings")))
		authorizationConfig.RBACClusterRoleRegistry = clusterrole.NewRegistry(clusterroleetcd.NewREST(mustGetRESTOptions("clusterroles")))
		authorizationConfig.RBACClusterRoleBindingRegistry = clusterrolebinding.NewRegistry(clusterrolebindingetcd.NewREST(mustGetRESTOptions("clusterrolebindings")))
	}

	authorizer, err := authorizer.NewAuthorizerFromAuthorizationConfig(authorizationModeNames, authorizationConfig)
	if err != nil {
		glog.Fatalf("Invalid Authorization Config: %v", err)
	}

	admissionControlPluginNames := strings.Split(s.AdmissionControl, ",")
	client, err := s.NewSelfClient()
//.........这里部分代码省略.........

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.APIServer) error {
	genericapiserver.DefaultAndValidateRunOptions(s.ServerRunOptions)

	capabilities.Initialize(capabilities.Capabilities{
		AllowPrivileged: s.AllowPrivileged,
		// TODO(vmarmol): Implement support for HostNetworkSources.
		PrivilegedSources: capabilities.PrivilegedSources{
			HostNetworkSources: []string{},
			HostPIDSources:     []string{},
			HostIPCSources:     []string{},
		},
		PerConnectionBandwidthLimitBytesPerSec: s.MaxConnectionBytesPerSec,
	})

	// Setup tunneler if needed
	var tunneler genericapiserver.Tunneler
	var proxyDialerFn apiserver.ProxyDialerFunc
	if len(s.SSHUser) > 0 {
		// Get ssh key distribution func, if supported
		var installSSH genericapiserver.InstallSSHKey
		cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
		if err != nil {
			glog.Fatalf("Cloud provider could not be initialized: %v", err)
		}
		if cloud != nil {
			if instances, supported := cloud.Instances(); supported {
				installSSH = instances.AddSSHKeyToAllInstances
			}
		}
		if s.KubeletConfig.Port == 0 {
			glog.Fatalf("Must enable kubelet port if proxy ssh-tunneling is specified.")
		}
		// Set up the tunneler
		// TODO(cjcullen): If we want this to handle per-kubelet ports or other
		// kubelet listen-addresses, we need to plumb through options.
		healthCheckPath := &url.URL{
			Scheme: "https",
			Host:   net.JoinHostPort("127.0.0.1", strconv.FormatUint(uint64(s.KubeletConfig.Port), 10)),
			Path:   "healthz",
		}
		tunneler = genericapiserver.NewSSHTunneler(s.SSHUser, s.SSHKeyfile, healthCheckPath, installSSH)

		// Use the tunneler's dialer to connect to the kubelet
		s.KubeletConfig.Dial = tunneler.Dial
		// Use the tunneler's dialer when proxying to pods, services, and nodes
		proxyDialerFn = tunneler.Dial
	}

	// Proxying to pods and services is IP-based... don't expect to be able to verify the hostname
	proxyTLSClientConfig := &tls.Config{InsecureSkipVerify: true}

	kubeletClient, err := kubeletclient.NewStaticKubeletClient(&s.KubeletConfig)
	if err != nil {
		glog.Fatalf("Failure to start kubelet client: %v", err)
	}

	storageGroupsToEncodingVersion, err := s.StorageGroupsToEncodingVersion()
	if err != nil {
		glog.Fatalf("error generating storage version map: %s", err)
	}
	storageFactory, err := genericapiserver.BuildDefaultStorageFactory(
		s.StorageConfig, s.DefaultStorageMediaType, api.Codecs,
		genericapiserver.NewDefaultResourceEncodingConfig(), storageGroupsToEncodingVersion,
		master.DefaultAPIResourceConfigSource(), s.RuntimeConfig)
	if err != nil {
		glog.Fatalf("error in initializing storage factory: %s", err)
	}
	storageFactory.AddCohabitatingResources(batch.Resource("jobs"), extensions.Resource("jobs"))
	storageFactory.AddCohabitatingResources(autoscaling.Resource("horizontalpodautoscalers"), extensions.Resource("horizontalpodautoscalers"))
	for _, override := range s.EtcdServersOverrides {
		tokens := strings.Split(override, "#")
		if len(tokens) != 2 {
			glog.Errorf("invalid value of etcd server overrides: %s", override)
			continue
		}

		apiresource := strings.Split(tokens[0], "/")
		if len(apiresource) != 2 {
			glog.Errorf("invalid resource definition: %s", tokens[0])
			continue
		}
		group := apiresource[0]
		resource := apiresource[1]
		groupResource := unversioned.GroupResource{Group: group, Resource: resource}

		servers := strings.Split(tokens[1], ";")
		storageFactory.SetEtcdLocation(groupResource, servers)
	}

	// Default to the private server key for service account token signing
	if s.ServiceAccountKeyFile == "" && s.TLSPrivateKeyFile != "" {
		if authenticator.IsValidServiceAccountKeyFile(s.TLSPrivateKeyFile) {
			s.ServiceAccountKeyFile = s.TLSPrivateKeyFile
		} else {
			glog.Warning("No RSA key provided, service account token authentication disabled")
		}
	}

	var serviceAccountGetter serviceaccount.ServiceAccountTokenGetter
//.........这里部分代码省略.........

// Run runs the specified APIServer.  This should never exit.
func Run(s *options.APIServer) error {
	genericapiserver.DefaultAndValidateRunOptions(s.ServerRunOptions)

	if len(s.StorageConfig.ServerList) == 0 {
		glog.Fatalf("--etcd-servers must be specified")
	}

	capabilities.Initialize(capabilities.Capabilities{
		AllowPrivileged: s.AllowPrivileged,
		// TODO(vmarmol): Implement support for HostNetworkSources.
		PrivilegedSources: capabilities.PrivilegedSources{
			HostNetworkSources: []string{},
			HostPIDSources:     []string{},
			HostIPCSources:     []string{},
		},
		PerConnectionBandwidthLimitBytesPerSec: s.MaxConnectionBytesPerSec,
	})

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

	// Setup tunneler if needed
	var tunneler genericapiserver.Tunneler
	var proxyDialerFn apiserver.ProxyDialerFunc
	if len(s.SSHUser) > 0 {
		// Get ssh key distribution func, if supported
		var installSSH genericapiserver.InstallSSHKey
		if cloud != nil {
			if instances, supported := cloud.Instances(); supported {
				installSSH = instances.AddSSHKeyToAllInstances
			}
		}
		if s.KubeletConfig.Port == 0 {
			glog.Fatalf("Must enable kubelet port if proxy ssh-tunneling is specified.")
		}
		// Set up the tunneler
		// TODO(cjcullen): If we want this to handle per-kubelet ports or other
		// kubelet listen-addresses, we need to plumb through options.
		healthCheckPath := &url.URL{
			Scheme: "https",
			Host:   net.JoinHostPort("127.0.0.1", strconv.FormatUint(uint64(s.KubeletConfig.Port), 10)),
			Path:   "healthz",
		}
		tunneler = genericapiserver.NewSSHTunneler(s.SSHUser, s.SSHKeyfile, healthCheckPath, installSSH)

		// Use the tunneler's dialer to connect to the kubelet
		s.KubeletConfig.Dial = tunneler.Dial
		// Use the tunneler's dialer when proxying to pods, services, and nodes
		proxyDialerFn = tunneler.Dial
	}

	// Proxying to pods and services is IP-based... don't expect to be able to verify the hostname
	proxyTLSClientConfig := &tls.Config{InsecureSkipVerify: true}

	kubeletClient, err := kubeletclient.NewStaticKubeletClient(&s.KubeletConfig)
	if err != nil {
		glog.Fatalf("Failure to start kubelet client: %v", err)
	}

	apiResourceConfigSource, err := parseRuntimeConfig(s)
	if err != nil {
		glog.Fatalf("error in parsing runtime-config: %s", err)
	}

	clientConfig := &restclient.Config{
		Host: net.JoinHostPort(s.InsecureBindAddress.String(), strconv.Itoa(s.InsecurePort)),
		// Increase QPS limits. The client is currently passed to all admission plugins,
		// and those can be throttled in case of higher load on apiserver - see #22340 and #22422
		// for more details. Once #22422 is fixed, we may want to remove it.
		QPS:   50,
		Burst: 100,
	}
	if len(s.DeprecatedStorageVersion) != 0 {
		gv, err := unversioned.ParseGroupVersion(s.DeprecatedStorageVersion)
		if err != nil {
			glog.Fatalf("error in parsing group version: %s", err)
		}
		clientConfig.GroupVersion = &gv
	}

	client, err := clientset.NewForConfig(clientConfig)
	if err != nil {
		glog.Errorf("Failed to create clientset: %v", err)
	}

	resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
	groupToEncoding, err := s.StorageGroupsToEncodingVersion()
	if err != nil {
		glog.Fatalf("error getting group encoding: %s", err)
	}
	for group, storageEncodingVersion := range groupToEncoding {
		resourceEncoding.SetVersionEncoding(group, storageEncodingVersion, unversioned.GroupVersion{Group: group, Version: runtime.APIVersionInternal})
	}

	storageFactory := genericapiserver.NewDefaultStorageFactory(s.StorageConfig, api.Codecs, resourceEncoding, apiResourceConfigSource)
	storageFactory.AddCohabitatingResources(batch.Resource("jobs"), extensions.Resource("jobs"))
	storageFactory.AddCohabitatingResources(autoscaling.Resource("horizontalpodautoscalers"), extensions.Resource("horizontalpodautoscalers"))
//.........这里部分代码省略.........