Golang api.NewRequestContextMapper函数代码示例

func TestAuthenticateRequestError(t *testing.T) {
	failed := make(chan struct{})
	contextMapper := api.NewRequestContextMapper()
	auth := WithAuthentication(
		http.HandlerFunc(func(_ http.ResponseWriter, req *http.Request) {
			t.Errorf("unexpected call to handler")
		}),
		contextMapper,
		authenticator.RequestFunc(func(req *http.Request) (user.Info, bool, error) {
			return nil, false, errors.New("failure")
		}),
		http.HandlerFunc(func(_ http.ResponseWriter, _ *http.Request) {
			close(failed)
		}),
	)

	auth.ServeHTTP(httptest.NewRecorder(), &http.Request{})

	<-failed
	empty, err := api.IsEmpty(contextMapper)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if !empty {
		t.Fatalf("contextMapper should have no stored requests: %v", contextMapper)
	}
}

func createMaxInflightServer(callsWg, blockWg *sync.WaitGroup, disableCallsWg *bool, disableCallsWgMutex *sync.Mutex, nonMutating, mutating int) *httptest.Server {

	longRunningRequestCheck := BasicLongRunningRequestCheck(sets.NewString("watch"), sets.NewString("proxy"))

	requestContextMapper := api.NewRequestContextMapper()
	requestInfoFactory := &request.RequestInfoFactory{APIPrefixes: sets.NewString("apis", "api"), GrouplessAPIPrefixes: sets.NewString("api")}
	handler := WithMaxInFlightLimit(
		http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			// A short, accounted request that does not wait for block WaitGroup.
			if strings.Contains(r.URL.Path, "dontwait") {
				return
			}
			disableCallsWgMutex.Lock()
			waitForCalls := *disableCallsWg
			disableCallsWgMutex.Unlock()
			if waitForCalls {
				callsWg.Done()
			}
			blockWg.Wait()
		}),
		nonMutating,
		mutating,
		requestContextMapper,
		longRunningRequestCheck,
	)
	handler = apiserverfilters.WithRequestInfo(handler, requestInfoFactory, requestContextMapper)
	handler = api.WithRequestContext(handler, requestContextMapper)

	return httptest.NewServer(handler)
}

func TestAuthenticateRequest(t *testing.T) {
	success := make(chan struct{})
	contextMapper := api.NewRequestContextMapper()
	auth, err := NewRequestAuthenticator(
		contextMapper,
		authenticator.RequestFunc(func(req *http.Request) (user.Info, bool, error) {
			return &user.DefaultInfo{Name: "user"}, true, nil
		}),
		http.HandlerFunc(func(_ http.ResponseWriter, _ *http.Request) {
			t.Errorf("unexpected call to failed")
		}),
		http.HandlerFunc(func(_ http.ResponseWriter, req *http.Request) {
			ctx, ok := contextMapper.Get(req)
			if ctx == nil || !ok {
				t.Errorf("no context stored on contextMapper: %#v", contextMapper)
			}
			user, ok := api.UserFrom(ctx)
			if user == nil || !ok {
				t.Errorf("no user stored in context: %#v", ctx)
			}
			close(success)
		}),
	)

	auth.ServeHTTP(httptest.NewRecorder(), &http.Request{})

	<-success
	empty, err := api.IsEmpty(contextMapper)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if !empty {
		t.Fatalf("contextMapper should have no stored requests: %v", contextMapper)
	}
}

func createMaxInflightServer(callsWg, blockWg *sync.WaitGroup, disableCallsWg *bool, disableCallsWgMutex *sync.Mutex, nonMutating, mutating int) *httptest.Server {

	// notAccountedPathsRegexp specifies paths requests to which we don't account into
	// requests in flight.
	notAccountedPathsRegexp := regexp.MustCompile(".*\\/watch")
	longRunningRequestCheck := BasicLongRunningRequestCheck(notAccountedPathsRegexp, map[string]string{"watch": "true"})

	requestContextMapper := api.NewRequestContextMapper()
	requestInfoFactory := &request.RequestInfoFactory{}
	handler := WithMaxInFlightLimit(
		http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			// A short, accounted request that does not wait for block WaitGroup.
			if strings.Contains(r.URL.Path, "dontwait") {
				return
			}
			disableCallsWgMutex.Lock()
			waitForCalls := *disableCallsWg
			disableCallsWgMutex.Unlock()
			if waitForCalls {
				callsWg.Done()
			}
			blockWg.Wait()
		}),
		nonMutating,
		mutating,
		requestContextMapper,
		longRunningRequestCheck,
	)
	handler = apiserverfilters.WithRequestInfo(handler, requestInfoFactory, requestContextMapper)
	handler = api.WithRequestContext(handler, requestContextMapper)

	return httptest.NewServer(handler)
}

// setDefaults fills in any fields not set that are required to have valid data.
func setDefaults(c *Config) {
	if c.ServiceClusterIPRange == nil {
		defaultNet := "10.0.0.0/24"
		glog.Warningf("Network range for service cluster IPs is unspecified. Defaulting to %v.", defaultNet)
		_, serviceClusterIPRange, err := net.ParseCIDR(defaultNet)
		if err != nil {
			glog.Fatalf("Unable to parse CIDR: %v", err)
		}
		if size := ipallocator.RangeSize(serviceClusterIPRange); size < 8 {
			glog.Fatalf("The service cluster IP range must be at least %d IP addresses", 8)
		}
		c.ServiceClusterIPRange = serviceClusterIPRange
	}
	if c.ServiceReadWriteIP == nil {
		// Select the first valid IP from ServiceClusterIPRange to use as the master service IP.
		serviceReadWriteIP, err := ipallocator.GetIndexedIP(c.ServiceClusterIPRange, 1)
		if err != nil {
			glog.Fatalf("Failed to generate service read-write IP for master service: %v", err)
		}
		glog.V(4).Infof("Setting master service IP to %q (read-write).", serviceReadWriteIP)
		c.ServiceReadWriteIP = serviceReadWriteIP
	}
	if c.ServiceNodePortRange.Size == 0 {
		// TODO: Currently no way to specify an empty range (do we need to allow this?)
		// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
		// but then that breaks the strict nestedness of ServiceType.
		// Review post-v1
		defaultServiceNodePortRange := util.PortRange{Base: 30000, Size: 2768}
		c.ServiceNodePortRange = defaultServiceNodePortRange
		glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
	}
	if c.MasterCount == 0 {
		// Clearly, there will be at least one master.
		c.MasterCount = 1
	}
	if c.ReadWritePort == 0 {
		c.ReadWritePort = 6443
	}
	if c.CacheTimeout == 0 {
		c.CacheTimeout = 5 * time.Second
	}
	for c.PublicAddress == nil || c.PublicAddress.IsUnspecified() || c.PublicAddress.IsLoopback() {
		// TODO: This should be done in the caller and just require a
		// valid value to be passed in.
		hostIP, err := util.ChooseHostInterface()
		if err != nil {
			glog.Fatalf("Unable to find suitable network address.error='%v' . "+
				"Will try again in 5 seconds. Set the public address directly to avoid this wait.", err)
			time.Sleep(5 * time.Second)
			continue
		}
		c.PublicAddress = hostIP
		glog.Infof("Will report %v as public IP address.", c.PublicAddress)
	}
	if c.RequestContextMapper == nil {
		c.RequestContextMapper = api.NewRequestContextMapper()
	}
}

// Complete fills in any fields not set that are required to have valid data. It's mutating the receiver.
func (c *Config) Complete() completedConfig {
	if c.ServiceClusterIPRange == nil {
		defaultNet := "10.0.0.0/24"
		glog.Warningf("Network range for service cluster IPs is unspecified. Defaulting to %v.", defaultNet)
		_, serviceClusterIPRange, err := net.ParseCIDR(defaultNet)
		if err != nil {
			glog.Fatalf("Unable to parse CIDR: %v", err)
		}
		if size := ipallocator.RangeSize(serviceClusterIPRange); size < 8 {
			glog.Fatalf("The service cluster IP range must be at least %d IP addresses", 8)
		}
		c.ServiceClusterIPRange = serviceClusterIPRange
	}
	if c.ServiceReadWriteIP == nil {
		// Select the first valid IP from ServiceClusterIPRange to use as the GenericAPIServer service IP.
		serviceReadWriteIP, err := ipallocator.GetIndexedIP(c.ServiceClusterIPRange, 1)
		if err != nil {
			glog.Fatalf("Failed to generate service read-write IP for GenericAPIServer service: %v", err)
		}
		glog.V(4).Infof("Setting GenericAPIServer service IP to %q (read-write).", serviceReadWriteIP)
		c.ServiceReadWriteIP = serviceReadWriteIP
	}
	if c.ServiceReadWritePort == 0 {
		c.ServiceReadWritePort = 443
	}
	if c.ServiceNodePortRange.Size == 0 {
		// TODO: Currently no way to specify an empty range (do we need to allow this?)
		// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
		// but then that breaks the strict nestedness of ServiceType.
		// Review post-v1
		c.ServiceNodePortRange = options.DefaultServiceNodePortRange
		glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
	}
	if c.MasterCount == 0 {
		// Clearly, there will be at least one GenericAPIServer.
		c.MasterCount = 1
	}
	if c.ReadWritePort == 0 {
		c.ReadWritePort = 6443
	}
	if c.CacheTimeout == 0 {
		c.CacheTimeout = 5 * time.Second
	}
	if c.RequestContextMapper == nil {
		c.RequestContextMapper = api.NewRequestContextMapper()
	}
	if len(c.ExternalHost) == 0 && c.PublicAddress != nil {
		hostAndPort := c.PublicAddress.String()
		if c.ReadWritePort != 0 {
			hostAndPort = net.JoinHostPort(hostAndPort, strconv.Itoa(c.ReadWritePort))
		}
		c.ExternalHost = hostAndPort
	}
	if c.BuildHandlerChainsFunc == nil {
		c.BuildHandlerChainsFunc = DefaultBuildHandlerChain
	}
	return completedConfig{c}
}

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

	genericapiserver := GenericAPIServer{}
	config := Config{}
	config.PublicAddress = net.ParseIP("192.168.10.4")
	config.RequestContextMapper = api.NewRequestContextMapper()
	return genericapiserver, etcdServer, config, assert.New(t)
}

func TestTemplateTransformationFromConfig(t *testing.T) {
	osMux := http.NewServeMux()
	server := httptest.NewServer(osMux)
	defer server.Close()

	osClient := osclient.NewOrDie(&kclient.Config{Host: server.URL, GroupVersion: &latest.Version})

	storage := map[string]rest.Storage{
		"processedTemplates": templateregistry.NewREST(),
	}
	for k, v := range storage {
		delete(storage, k)
		storage[strings.ToLower(k)] = v
	}

	interfaces, _ := latest.InterfacesFor(latest.Version)
	handlerContainer := master.NewHandlerContainer(osMux)
	version := apiserver.APIGroupVersion{
		Root:         "/oapi",
		GroupVersion: latest.Version,

		Mapper: latest.RESTMapper,

		Storage: storage,
		Codec:   interfaces.Codec,

		Creater:   kapi.Scheme,
		Typer:     kapi.Scheme,
		Convertor: kapi.Scheme,
		Linker:    interfaces.MetadataAccessor,

		Admit:   admit.NewAlwaysAdmit(),
		Context: kapi.NewRequestContextMapper(),
	}
	if err := version.InstallREST(handlerContainer); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	walkJSONFiles("fixtures", func(name, path string, data []byte) {
		template, err := interfaces.Codec.Decode(data)
		if err != nil {
			t.Errorf("%q: unexpected error: %v", path, err)
			return
		}
		config, err := osClient.TemplateConfigs("default").Create(template.(*templateapi.Template))
		if err != nil {
			t.Errorf("%q: unexpected error: %v", path, err)
			return
		}
		if len(config.Objects) == 0 {
			t.Errorf("%q: no items in config object", path)
			return
		}
		t.Logf("tested %q", path)
	})
}

func TestDiscoveryAtAPIS(t *testing.T) {
	master, etcdserver, config, assert := setUp(t)
	defer etcdserver.Terminate(t)

	// ================= preparation for master.init() ======================
	portRange := util.PortRange{Base: 10, Size: 10}
	master.serviceNodePortRange = portRange

	_, ipnet, err := net.ParseCIDR("192.168.1.1/24")
	if !assert.NoError(err) {
		t.Errorf("unexpected error: %v", err)
	}
	master.serviceClusterIPRange = ipnet

	mh := apiserver.MuxHelper{Mux: http.NewServeMux()}
	master.muxHelper = &mh
	master.rootWebService = new(restful.WebService)

	master.handlerContainer = restful.NewContainer()

	master.mux = http.NewServeMux()
	master.requestContextMapper = api.NewRequestContextMapper()
	// ======================= end of preparation ===========================

	master.init(&config)
	server := httptest.NewServer(master.handlerContainer.ServeMux)
	resp, err := http.Get(server.URL + "/apis")
	if !assert.NoError(err) {
		t.Errorf("unexpected error: %v", err)
	}

	assert.Equal(http.StatusOK, resp.StatusCode)

	groupList := unversioned.APIGroupList{}
	assert.NoError(decodeResponse(resp, &groupList))
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	expectGroupName := "extensions"
	expectVersions := []unversioned.GroupVersionForDiscovery{
		{
			GroupVersion: testapi.Extensions.GroupAndVersion(),
			Version:      testapi.Extensions.Version(),
		},
	}
	expectPreferredVersion := unversioned.GroupVersionForDiscovery{
		GroupVersion: config.StorageVersions["extensions"],
		Version:      apiutil.GetVersion(config.StorageVersions["extensions"]),
	}
	assert.Equal(expectGroupName, groupList.Groups[0].Name)
	assert.Equal(expectVersions, groupList.Groups[0].Versions)
	assert.Equal(expectPreferredVersion, groupList.Groups[0].PreferredVersion)
}

// 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)
}

// 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)
}

// setDefaults fills in any fields not set that are required to have valid data.
func setDefaults(c *Config) {
	if c.ServiceClusterIPRange == nil {
		defaultNet := "10.0.0.0/24"
		glog.Warningf("Network range for service cluster IPs is unspecified. Defaulting to %v.", defaultNet)
		_, serviceClusterIPRange, err := net.ParseCIDR(defaultNet)
		if err != nil {
			glog.Fatalf("Unable to parse CIDR: %v", err)
		}
		if size := ipallocator.RangeSize(serviceClusterIPRange); size < 8 {
			glog.Fatalf("The service cluster IP range must be at least %d IP addresses", 8)
		}
		c.ServiceClusterIPRange = serviceClusterIPRange
	}
	if c.ServiceReadWriteIP == nil {
		// Select the first valid IP from ServiceClusterIPRange to use as the GenericAPIServer service IP.
		serviceReadWriteIP, err := ipallocator.GetIndexedIP(c.ServiceClusterIPRange, 1)
		if err != nil {
			glog.Fatalf("Failed to generate service read-write IP for GenericAPIServer service: %v", err)
		}
		glog.V(4).Infof("Setting GenericAPIServer service IP to %q (read-write).", serviceReadWriteIP)
		c.ServiceReadWriteIP = serviceReadWriteIP
	}
	if c.ServiceNodePortRange.Size == 0 {
		// TODO: Currently no way to specify an empty range (do we need to allow this?)
		// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
		// but then that breaks the strict nestedness of ServiceType.
		// Review post-v1
		defaultServiceNodePortRange := util.PortRange{Base: 30000, Size: 2768}
		c.ServiceNodePortRange = defaultServiceNodePortRange
		glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
	}
	if c.MasterCount == 0 {
		// Clearly, there will be at least one GenericAPIServer.
		c.MasterCount = 1
	}
	if c.ReadWritePort == 0 {
		c.ReadWritePort = 6443
	}
	if c.CacheTimeout == 0 {
		c.CacheTimeout = 5 * time.Second
	}
	if c.RequestContextMapper == nil {
		c.RequestContextMapper = api.NewRequestContextMapper()
	}
}

// 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)
}

// NewConfig returns a Config struct with the default values
func NewConfig() *Config {
	longRunningRE := regexp.MustCompile(options.DefaultLongRunningRequestRE)

	config := &Config{
		Serializer:             api.Codecs,
		MasterCount:            1,
		ReadWritePort:          6443,
		ServiceReadWritePort:   443,
		CacheTimeout:           5 * time.Second,
		RequestContextMapper:   api.NewRequestContextMapper(),
		BuildHandlerChainsFunc: DefaultBuildHandlerChain,
		LegacyAPIGroupPrefixes: sets.NewString(LegacyAPIPrefix),

		EnableIndex:          true,
		EnableSwaggerSupport: true,
		EnableVersion:        true,
		OpenAPIConfig: &common.Config{
			ProtocolList:   []string{"https"},
			IgnorePrefixes: []string{"/swaggerapi"},
			Info: &spec.Info{
				InfoProps: spec.InfoProps{
					Title:   "Generic API Server",
					Version: "unversioned",
				},
			},
			DefaultResponse: &spec.Response{
				ResponseProps: spec.ResponseProps{
					Description: "Default Response.",
				},
			},
		},
		LongRunningFunc: genericfilters.BasicLongRunningRequestCheck(longRunningRE, map[string]string{"watch": "true"}),
	}

	// this keeps the defaults in sync
	defaultOptions := options.NewServerRunOptions()
	// unset fields that can be overridden to avoid setting values so that we won't end up with lingering values.
	// TODO we probably want to run the defaults the other way.  A default here drives it in the CLI flags
	defaultOptions.SecurePort = 0
	defaultOptions.InsecurePort = 0
	defaultOptions.AuditLogPath = ""
	return config.ApplyOptions(defaultOptions)
}

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

	config := NewConfig()
	config.PublicAddress = net.ParseIP("192.168.10.4")
	config.RequestContextMapper = api.NewRequestContextMapper()
	config.LegacyAPIGroupPrefixes = sets.NewString("/api")

	config.OpenAPIConfig = DefaultOpenAPIConfig(openapigen.OpenAPIDefinitions)
	config.OpenAPIConfig.Info = &spec.Info{
		InfoProps: spec.InfoProps{
			Title:   "Kubernetes",
			Version: "unversioned",
		},
	}
	config.SwaggerConfig = DefaultSwaggerConfig()

	return etcdServer, *config, assert.New(t)
}