Golang util.FlushLogs函數代碼示例

// TestE2E checks configuration parameters (specified through flags) and then runs
// E2E tests using the Ginkgo runner.
// If a "report directory" is specified, one or more JUnit test reports will be
// generated in this directory, and cluster logs will also be saved.
// This function is called on each Ginkgo node in parallel mode.
func RunE2ETests(t *testing.T) {
	runtime.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()

	// We must call setupProviderConfig first since SynchronizedBeforeSuite needs
	// cloudConfig to be set up already.
	if err := setupProviderConfig(); err != nil {
		glog.Fatalf(err.Error())
	}

	gomega.RegisterFailHandler(ginkgo.Fail)
	// Disable skipped tests unless they are explicitly requested.
	if config.GinkgoConfig.FocusString == "" && config.GinkgoConfig.SkipString == "" {
		// TODO(ihmccreery) Remove [Skipped] once all [Skipped] labels have been reclassified.
		config.GinkgoConfig.SkipString = `\[Flaky\]|\[Skipped\]|\[Feature:.+\]`
	}

	// Run tests through the Ginkgo runner with output to console + JUnit for Jenkins
	var r []ginkgo.Reporter
	if testContext.ReportDir != "" {
		// TODO: we should probably only be trying to create this directory once
		// rather than once-per-Ginkgo-node.
		if err := os.MkdirAll(testContext.ReportDir, 0755); err != nil {
			glog.Errorf("Failed creating report directory: %v", err)
		} else {
			r = append(r, reporters.NewJUnitReporter(path.Join(testContext.ReportDir, fmt.Sprintf("junit_%02d.xml", config.GinkgoConfig.ParallelNode))))
		}
	}
	glog.Infof("Starting e2e run %q on Ginkgo node %d", runId, config.GinkgoConfig.ParallelNode)
	ginkgo.RunSpecsWithDefaultAndCustomReporters(t, "Kubernetes e2e suite", r)
}

// NewKubeletCommand provides a CLI handler for the 'kubelet' command
func NewKubeletCommand(name, fullName string, out io.Writer) *cobra.Command {
	s := app.NewKubeletServer()

	cmd := &cobra.Command{
		Use:   name,
		Short: "Launch the Kubelet (kubelet)",
		Long:  kubeletLog,
		Run: func(c *cobra.Command, args []string) {
			startProfiler()

			util.InitLogs()
			defer util.FlushLogs()

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

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

	return cmd
}

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

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

			util.InitLogs()
			defer util.FlushLogs()

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

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

	return cmd
}

// NewSchedulerCommand provides a CLI handler for the 'scheduler' command
func NewSchedulerCommand(name, fullName string, out io.Writer) *cobra.Command {
	s := app.NewSchedulerServer()

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

			util.InitLogs()
			defer util.FlushLogs()

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

	flags := cmd.Flags()
	flags.SetNormalizeFunc(util.WordSepNormalizeFunc)
	flags.AddGoFlagSet(flag.CommandLine)
	s.AddFlags(flags)

	return cmd
}

// NewAPIServerCommand provides a CLI handler for the 'apiserver' command
func NewAPIServerCommand(name, fullName string, out io.Writer) *cobra.Command {
	apiServerOptions := apiserveroptions.NewAPIServer()

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

			util.InitLogs()
			defer util.FlushLogs()

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

	flags := cmd.Flags()
	flags.SetNormalizeFunc(kflag.WordSepNormalizeFunc)
	apiServerOptions.AddFlags(flags)

	return cmd
}

// NewProxyCommand provides a CLI handler for the 'proxy' command
func NewProxyCommand(name, fullName string, out io.Writer) *cobra.Command {
	proxyConfig := app.NewProxyConfig()

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

			util.InitLogs()
			defer util.FlushLogs()

			s, err := app.NewProxyServerDefault(proxyConfig)
			kcmdutil.CheckErr(err)

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

	flags := cmd.Flags()
	flags.SetNormalizeFunc(util.WordSepNormalizeFunc)
	flags.AddGoFlagSet(flag.CommandLine)
	proxyConfig.AddFlags(flags)

	return cmd
}

func main() {
	// TODO: replace by non k8s code / logs
	util.InitFlags()
	util.InitLogs()
	defer util.FlushLogs()

	if *argVersion {
		fmt.Println(VERSION)
		os.Exit(0)
	}
	glog.Infof("Running version %s", VERSION)

	kv := kube2vulcand{etcdMutationTimeout: *argEtcdMutationTimeout}

	var err error
	// TODO: Validate input flags.
	if kv.etcdClient, err = newEtcdClient(*argEtcdServer); err != nil {
		glog.Fatalf("Failed to create etcd client - %v", err)
	}

	kubeClient, err := newKubeClient()
	if err != nil {
		glog.Fatalf("Failed to create a kubernetes client: %v", err)
	}

	kv.ingressesStore = watchForIngresses(kubeClient.ExtensionsClient, &kv)

	select {}
}

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

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

			util.InitLogs()
			defer util.FlushLogs()

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

	flags := cmd.Flags()
	flags.SetNormalizeFunc(kflag.WordSepNormalizeFunc)
	flags.AddGoFlagSet(flag.CommandLine)
	controllerOptions.AddFlags(flags)

	return cmd
}

// NewKubeletCommand provides a CLI handler for the 'kubelet' command
func NewKubeletCommand(name, fullName string, out io.Writer) *cobra.Command {
	kubeletOptions := kubeletoptions.NewKubeletServer()

	cmd := &cobra.Command{
		Use:   name,
		Short: "Launch the Kubelet (kubelet)",
		Long:  kubeletLog,
		Run: func(c *cobra.Command, args []string) {
			startProfiler()

			util.InitLogs()
			defer util.FlushLogs()

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

	flags := cmd.Flags()
	flags.SetNormalizeFunc(util.WordSepNormalizeFunc)
	flags.AddGoFlagSet(flag.CommandLine)
	kubeletOptions.AddFlags(flags)

	return cmd
}

// TestE2E checks configuration parameters (specified through flags) and then runs
// E2E tests using the Ginkgo runner.
// If a "report directory" is specified, one or more JUnit test reports will be
// generated in this directory, and cluster logs will also be saved.
// This function is called on each Ginkgo node in parallel mode.
func RunE2ETests(t *testing.T) {
	runtime.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()

	gomega.RegisterFailHandler(ginkgo.Fail)
	// Disable skipped tests unless they are explicitly requested.
	if config.GinkgoConfig.FocusString == "" && config.GinkgoConfig.SkipString == "" {
		config.GinkgoConfig.SkipString = `\[Flaky\]|\[Feature:.+\]`
	}

	// Run tests through the Ginkgo runner with output to console + JUnit for Jenkins
	var r []ginkgo.Reporter
	if framework.TestContext.ReportDir != "" {
		// TODO: we should probably only be trying to create this directory once
		// rather than once-per-Ginkgo-node.
		if err := os.MkdirAll(framework.TestContext.ReportDir, 0755); err != nil {
			glog.Errorf("Failed creating report directory: %v", err)
		} else {
			r = append(r, reporters.NewJUnitReporter(path.Join(framework.TestContext.ReportDir, fmt.Sprintf("junit_%v%02d.xml", framework.TestContext.ReportPrefix, config.GinkgoConfig.ParallelNode))))
		}
	}
	glog.Infof("Starting e2e run %q on Ginkgo node %d", framework.RunId, config.GinkgoConfig.ParallelNode)

	ginkgo.RunSpecsWithDefaultAndCustomReporters(t, "Kubernetes e2e suite", r)
}

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", os.Getenv("KUBE_TEST_API"))

	firstManifestURL := ServeCachedManifestFile(testPodSpec

func TestE2E(t *testing.T) {
	util.ReallyCrash = true
	util.InitLogs()
	defer util.FlushLogs()
	if *reportDir != "" {
		if err := os.MkdirAll(*reportDir, 0755); err != nil {
			glog.Errorf("Failed creating report directory: %v", err)
		}
		defer CoreDump(*reportDir)
	}

	if testContext.Provider == "" {
		glog.Info("The --provider flag is not set.  Treating as a conformance test.  Some tests may not be run.")
	}

	if testContext.Provider == "aws" {
		awsConfig := "[Global]\n"
		if cloudConfig.Zone == "" {
			glog.Fatal("gce-zone must be specified for AWS")
		}
		awsConfig += fmt.Sprintf("Zone=%s\n", cloudConfig.Zone)

		if cloudConfig.ClusterTag == "" {
			glog.Fatal("--cluster-tag must be specified for AWS")
		}
		awsConfig += fmt.Sprintf("KubernetesClusterTag=%s\n", cloudConfig.ClusterTag)

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

	// Disable skipped tests unless they are explicitly requested.
	if config.GinkgoConfig.FocusString == "" && config.GinkgoConfig.SkipString == "" {
		config.GinkgoConfig.SkipString = "Skipped"
	}
	gomega.RegisterFailHandler(ginkgo.Fail)

	// Ensure all pods are running and ready before starting tests (otherwise,
	// cluster infrastructure pods that are being pulled or started can block
	// test pods from running, and tests that ensure all pods are running and
	// ready will fail).
	if err := waitForPodsRunningReady(api.NamespaceSystem, testContext.MinStartupPods, podStartupTimeout); err != nil {
		t.Errorf("Error waiting for all pods to be running and ready: %v", err)
		return
	}
	// Run tests through the Ginkgo runner with output to console + JUnit for Jenkins
	var r []ginkgo.Reporter
	if *reportDir != "" {
		r = append(r, reporters.NewJUnitReporter(path.Join(*reportDir, fmt.Sprintf("junit_%02d.xml", config.GinkgoConfig.ParallelNode))))
	}
	ginkgo.RunSpecsWithDefaultAndCustomReporters(t, "Kubernetes e2e suite", r)
}

func main() {
	s := options.NewSchedulerServer()
	s.AddFlags(pflag.CommandLine)

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

	verflag.PrintAndExitIfRequested()

	app.Run(s)
}

func main() {
	config := options.NewKubeDNSConfig()
	config.AddFlags(pflag.CommandLine)

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

	verflag.PrintAndExitIfRequested()
	server := app.NewKubeDNSServerDefault(config)
	server.Run()
}

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())
}