Golang util.InitFlags函数代码示例

func main() {
	util.InitFlags()
	goruntime.GOMAXPROCS(goruntime.NumCPU())
	if context.Provider == "" {
		glog.Info("The --provider flag is not set.  Treating as a conformance test.  Some tests may not be run.")
		os.Exit(1)
	}
	if *times <= 0 {
		glog.Error("Invalid --times (negative or no testing requested)!")
		os.Exit(1)
	}

	if context.Provider == "aws" {
		awsConfig := "[Global]\n"
		if cloudConfig.Zone == "" {
			glog.Error("gce_zone must be specified for AWS")
			os.Exit(1)
		}
		awsConfig += fmt.Sprintf("Zone=%s\n", cloudConfig.Zone)

		var err error
		cloudConfig.Provider, err = cloudprovider.GetCloudProvider(context.Provider, strings.NewReader(awsConfig))
		if err != nil {
			glog.Error("Error building AWS provider: ", err)
			os.Exit(1)
		}
	}

	e2e.RunE2ETests(context, *orderseed, *times, *reportDir, testList)
}

func main() {
	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	verflag.PrintAndExitIfRequested()

	if hadoopConfDir == nil || *hadoopConfDir == "" {
		glog.Fatalf("HADOOP_CONF_DIR not set!")
	}
	os.Setenv("HADOOP_CONF_DIR", *hadoopConfDir)

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

	record.StartRecording(kubeClient.Events(""), api.EventSource{Component: "scheduler"})

	go http.ListenAndServe(net.JoinHostPort(address.String(), strconv.Itoa(*port)), nil)

	configFactory := factory.NewConfigFactory(kubeClient)
	config, err := createConfig(configFactory)
	if err != nil {
		glog.Fatalf("Failed to create scheduler configuration: %v", err)
	}

	s := scheduler.New(config)
	s.Run()

	select {}
}

func main() {
	util.InitFlags()
	goruntime.GOMAXPROCS(goruntime.NumCPU())
	if *provider == "" {
		glog.Error("e2e needs the have the --provider flag set")
		os.Exit(1)
	}
	if *times <= 0 {
		glog.Error("Invalid --times (negative or no testing requested)!")
		os.Exit(1)
	}
	e2e.RunE2ETests(*authConfig, *certDir, *host, *repoRoot, *provider, *orderseed, *times, testList)
}

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

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

	verflag.PrintAndExitIfRequested()

	s.Run(pflag.CommandLine.Args())
}

func main() {
	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	glog.Infof("Creating etcd client pointing to %v", *etcdServer)
	etcdClient, err := tools.NewEtcdClientStartServerIfNecessary(*etcdServer)
	if err != nil {
		glog.Fatalf("Failed to connect to etcd: %v", err)
	}
	startComponents(etcdClient, newApiClient(*addr, *port), *addr, *port)
	glog.Infof("Kubernetes API Server is up and running on http://%s:%d", *addr, *port)

	select {}
}

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.Fprint(os.Stderr, err.Error)
		os.Exit(1)
	}
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	s := service.NewSchedulerServer()
	s.AddStandaloneFlags(pflag.CommandLine)

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

	verflag.PrintAndExitIfRequested()

	if err := s.Run(hyperkube.Nil(), pflag.CommandLine.Args()); err != nil {
		fmt.Fprintf(os.Stderr, err.Error())
		os.Exit(1)
	}
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())

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

	glog.Infof("Creating etcd client pointing to %v", *etcdServer)
	etcdClient, err := etcdstorage.NewEtcdClientStartServerIfNecessary(*etcdServer)
	if err != nil {
		glog.Fatalf("Failed to connect to etcd: %v", err)
	}
	address := net.ParseIP(*addr)
	startComponents(etcdClient, newApiClient(address, *port), address, *port)
	glog.Infof("Kubernetes API Server is up and running on http://%s:%d", *addr, *port)

	select {}
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	rand.Seed(time.Now().UTC().UnixNano())

	s := app.NewAPIServer()
	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 main() {
	util.InitFlags()
	goruntime.GOMAXPROCS(goruntime.NumCPU())
	if *provider == "" {
		glog.Info("The --provider flag is not set.  Treating as a conformance test.  Some tests may not be run.")
		os.Exit(1)
	}
	if *times <= 0 {
		glog.Error("Invalid --times (negative or no testing requested)!")
		os.Exit(1)
	}
	gceConfig := &e2e.GCEConfig{
		ProjectID:  *gceProject,
		Zone:       *gceZone,
		MasterName: *masterName,
	}
	e2e.RunE2ETests(*kubeConfig, *authConfig, *certDir, *host, *repoRoot, *provider, gceConfig, *orderseed, *times, *reportDir, testList)
}

func main() {
	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	verflag.PrintAndExitIfRequested()
	verifyMinionFlags()

	if len(clientConfig.Host) == 0 {
		glog.Fatal("usage: controller-manager -master <master>")
	}

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

	go http.ListenAndServe(net.JoinHostPort(address.String(), strconv.Itoa(*port)), nil)

	endpoints := service.NewEndpointController(kubeClient)
	go util.Forever(func() { endpoints.SyncServiceEndpoints() }, time.Second*10)

	controllerManager := replicationControllerPkg.NewReplicationManager(kubeClient)
	controllerManager.Run(10 * time.Second)

	cloud := cloudprovider.InitCloudProvider(*cloudProvider, *cloudConfigFile)
	nodeResources := &api.NodeResources{
		Capacity: api.ResourceList{
			api.ResourceCPU:    *resource.NewMilliQuantity(*nodeMilliCPU, resource.DecimalSI),
			api.ResourceMemory: *nodeMemory,
		},
	}
	nodeController := nodeControllerPkg.NewNodeController(cloud, *minionRegexp, machineList, nodeResources, kubeClient)
	nodeController.Run(10 * time.Second)

	select {}
}

func main() {
	util.InitFlags()
	runtime.GOMAXPROCS(runtime.NumCPU())
	util.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()

	go func() {
		defer util.FlushLogs()
		time.Sleep(3 * time.Minute)
		glog.Fatalf("This test has timed out.")
	}()

	manifestURL := ServeCachedManifestFile()

	apiServerURL := startComponents(manifestURL)

	// Ok. we're good to go.
	glog.Infof("API Server started on %s", apiServerURL)
	// Wait for the synchronization threads to come up.
	time.Sleep(time.Second * 10)

	kubeClient := client.NewOrDie(&client.Config{Host: apiServerURL, Version: testapi.Version()})

	// Run tests in parallel
	testFuncs := []testFunc{
		runReplicationControllerTest,
		runAtomicPutTest,
		runServiceTest,
		runAPIVersionsTest,
		runMasterServiceTest,
		runSelfLinkTest,
	}
	var wg sync.WaitGroup
	wg.Add(len(testFuncs))
	for i := range testFuncs {
		f := testFuncs[i]
		go func() {
			f(kubeClient)
			wg.Done()
		}()
	}
	wg.Wait()

	// Check that kubelet tried to make the pods.
	// Using a set to list unique creation attempts. Our fake is
	// really stupid, so kubelet tries to create these multiple times.
	createdPods := util.StringSet{}
	for _, p := range fakeDocker1.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdPods.Insert(p[:n-8])
		}
	}
	for _, p := range fakeDocker2.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdPods.Insert(p[:n-8])
		}
	}
	// We expect 9: 2 net containers + 2 pods from the replication controller +
	//              1 net container + 2 pods from the URL +
	//              1 net container + 1 pod from the service test.
	if len(createdPods) != 9 {
		glog.Fatalf("Unexpected list of created pods:\n\n%#v\n\n%#v\n\n%#v\n\n", createdPods.List(), fakeDocker1.Created, fakeDocker2.Created)
	}
	glog.Infof("OK - found created pods: %#v", createdPods.List())
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	addFlags(pflag.CommandLine)

	util.InitFlags()
	util.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()

	go func() {
		defer util.FlushLogs()
		time.Sleep(3 * time.Minute)
		glog.Fatalf("This test has timed out.")
	}()

	glog.Infof("Running tests for APIVersion: %s", apiVersion)

	firstManifestURL := ServeCachedManifestFile(testPodSpecFile)
	secondManifestURL := ServeCachedManifestFile(testPodSpecFile)
	apiServerURL, _ := startComponents(firstManifestURL, secondManifestURL, apiVersion)

	// Ok. we're good to go.
	glog.Infof("API Server started on %s", apiServerURL)
	// Wait for the synchronization threads to come up.
	time.Sleep(time.Second * 10)

	kubeClient := client.NewOrDie(&client.Config{Host: apiServerURL, Version: apiVersion})

	// Run tests in parallel
	testFuncs := []testFunc{
		runReplicationControllerTest,
		runAtomicPutTest,
		runPatchTest,
		runServiceTest,
		runAPIVersionsTest,
		runMasterServiceTest,
		func(c *client.Client) {
			runSelfLinkTestOnNamespace(c, api.NamespaceDefault)
			runSelfLinkTestOnNamespace(c, "other")
		},
	}

	// Only run at most maxConcurrency tests in parallel.
	if maxConcurrency <= 0 {
		maxConcurrency = len(testFuncs)
	}
	glog.Infof("Running %d tests in parallel.", maxConcurrency)
	ch := make(chan struct{}, maxConcurrency)

	var wg sync.WaitGroup
	wg.Add(len(testFuncs))
	for i := range testFuncs {
		f := testFuncs[i]
		go func() {
			ch <- struct{}{}
			f(kubeClient)
			<-ch
			wg.Done()
		}()
	}
	wg.Wait()
	close(ch)

	// Check that kubelet tried to make the containers.
	// Using a set to list unique creation attempts. Our fake is
	// really stupid, so kubelet tries to create these multiple times.
	createdConts := util.StringSet{}
	for _, p := range fakeDocker1.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdConts.Insert(p[:n-8])
		}
	}
	for _, p := range fakeDocker2.Created {
		// The last 8 characters are random, so slice them off.
		if n := len(p); n > 8 {
			createdConts.Insert(p[:n-8])
		}
	}
	// We expect 9: 2 pod infra containers + 2 containers from the replication controller +
	//              1 pod infra container + 2 containers from the URL on first Kubelet +
	//              1 pod infra container + 2 containers from the URL on second Kubelet +
	//              1 pod infra container + 1 container from the service test.
	// The total number of container created is 9

	if len(createdConts) != 12 {
		glog.Fatalf("Expected 12 containers; got %v\n\nlist of created containers:\n\n%#v\n\nDocker 1 Created:\n\n%#v\n\nDocker 2 Created:\n\n%#v\n\n", len(createdConts), createdConts.List(), fakeDocker1.Created, fakeDocker2.Created)
	}
	glog.Infof("OK - found created containers: %#v", createdConts.List())

	// This test doesn't run with the others because it can't run in
	// parallel and also it schedules extra pods which would change the
	// above pod counting logic.
	runSchedulerNoPhantomPodsTest(kubeClient)

	glog.Infof("\n\nLogging high latency metrics from the 10250 kubelet")
	e2e.HighLatencyKubeletOperations(nil, 1*time.Second, "localhost:10250")
	glog.Infof("\n\nLogging high latency metrics from the 10251 kubelet")
	e2e.HighLatencyKubeletOperations(nil, 1*time.Second, "localhost:10251")
}

func main() {
	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	if err := util.ApplyOomScoreAdj(*oomScoreAdj); err != nil {
		glog.Info(err)
	}

	verflag.PrintAndExitIfRequested()

	serviceConfig := config.NewServiceConfig()
	endpointsConfig := config.NewEndpointsConfig()

	protocol := iptables.ProtocolIpv4
	if net.IP(bindAddress).To4() == nil {
		protocol = iptables.ProtocolIpv6
	}
	loadBalancer := proxy.NewLoadBalancerRR()
	proxier := proxy.NewProxier(loadBalancer, net.IP(bindAddress), iptables.New(exec.New(), protocol))
	if proxier == nil {
		glog.Fatalf("failed to create proxier, aborting")
	}
	// Wire proxier to handle changes to services
	serviceConfig.RegisterHandler(proxier)
	// And wire loadBalancer to handle changes to endpoints to services
	endpointsConfig.RegisterHandler(loadBalancer)

	// Note: RegisterHandler() calls need to happen before creation of Sources because sources
	// only notify on changes, and the initial update (on process start) may be lost if no handlers
	// are registered yet.

	// define api config source
	if clientConfig.Host != "" {
		glog.Infof("Using api calls to get config %v", clientConfig.Host)
		client, err := client.New(clientConfig)
		if err != nil {
			glog.Fatalf("Invalid API configuration: %v", err)
		}
		config.NewSourceAPI(
			client.Services(api.NamespaceAll),
			client.Endpoints(api.NamespaceAll),
			30*time.Second,
			serviceConfig.Channel("api"),
			endpointsConfig.Channel("api"),
		)
	} else {

		var etcdClient *etcd.Client

		// Set up etcd client
		if len(etcdServerList) > 0 {
			// Set up logger for etcd client
			etcd.SetLogger(util.NewLogger("etcd "))
			etcdClient = etcd.NewClient(etcdServerList)
		} else if *etcdConfigFile != "" {
			// Set up logger for etcd client
			etcd.SetLogger(util.NewLogger("etcd "))
			var err error
			etcdClient, err = etcd.NewClientFromFile(*etcdConfigFile)

			if err != nil {
				glog.Fatalf("Error with etcd config file: %v", err)
			}
		}

		// Create a configuration source that handles configuration from etcd.
		if etcdClient != nil {
			glog.Infof("Using etcd servers %v", etcdClient.GetCluster())

			config.NewConfigSourceEtcd(etcdClient,
				serviceConfig.Channel("etcd"),
				endpointsConfig.Channel("etcd"))
		}
	}

	if *healthz_port > 0 {
		go util.Forever(func() {
			err := http.ListenAndServe(bindAddress.String()+":"+strconv.Itoa(*healthz_port), nil)
			if err != nil {
				glog.Errorf("Starting health server failed: %v", err)
			}
		}, 5*time.Second)
	}

	// Just loop forever for now...
	proxier.SyncLoop()
}

func main() {
	util.InitFlags()
	util.InitLogs()
	util.ReallyCrash = *reallyCrashForTesting
	defer util.FlushLogs()
	rand.Seed(time.Now().UTC().UnixNano())

	verflag.PrintAndExitIfRequested()

	// Cluster creation scripts support both kubernetes versions that 1) support kublet watching
	// apiserver for pods, and 2) ones that don't. So they ca set both --etcd_servers and
	// --api_servers.  The current code will ignore the --etcd_servers flag, while older kubelet
	// code will use the --etd_servers flag for pods, and use --api_servers for event publising.
	//
	// TODO(erictune): convert all cloud provider scripts and Google Container Engine to
	// use only --api_servers, then delete --etcd_servers flag and the resulting dead code.
	if len(etcdServerList) > 0 && len(apiServerList) > 0 {
		glog.Infof("Both --etcd_servers and --api_servers are set.  Not using etcd source.")
		etcdServerList = util.StringList{}
	}

	setupRunOnce()

	if err := util.ApplyOomScoreAdj(*oomScoreAdj); err != nil {
		glog.Info(err)
	}

	client, err := standalone.GetAPIServerClient(*authPath, apiServerList)
	if err != nil && len(apiServerList) > 0 {
		glog.Warningf("No API client: %v", err)
	}

	kcfg := standalone.KubeletConfig{
		Address:                 address,
		AllowPrivileged:         *allowPrivileged,
		HostnameOverride:        *hostnameOverride,
		RootDirectory:           *rootDirectory,
		ConfigFile:              *config,
		ManifestURL:             *manifestURL,
		FileCheckFrequency:      *fileCheckFrequency,
		HttpCheckFrequency:      *httpCheckFrequency,
		NetworkContainerImage:   *networkContainerImage,
		SyncFrequency:           *syncFrequency,
		RegistryPullQPS:         *registryPullQPS,
		RegistryBurst:           *registryBurst,
		MinimumGCAge:            *minimumGCAge,
		MaxContainerCount:       *maxContainerCount,
		ClusterDomain:           *clusterDomain,
		ClusterDNS:              clusterDNS,
		Runonce:                 *runonce,
		Port:                    *port,
		CAdvisorPort:            *cAdvisorPort,
		EnableServer:            *enableServer,
		EnableDebuggingHandlers: *enableDebuggingHandlers,
		DockerClient:            util.ConnectToDockerOrDie(*dockerEndpoint),
		KubeClient:              client,
		EtcdClient:              kubelet.EtcdClientOrDie(etcdServerList, *etcdConfigFile),
		MasterServiceNamespace:  *masterServiceNamespace,
		VolumePlugins:           app.ProbeVolumePlugins(),
	}

	standalone.RunKubelet(&kcfg)
	// runs forever
	select {}
}