Golang cmd.NewCmdVersion函數代碼示例

// NewCommandDeployer provides a CLI handler for deploy.
func NewCommandDeployer(name string) *cobra.Command {
	cfg := &config{}

	cmd := &cobra.Command{
		Use:   fmt.Sprintf("%s [--until=CONDITION]", name),
		Short: "Run the deployer",
		Long:  deployerLong,
		Run: func(c *cobra.Command, args []string) {
			cfg.Out = os.Stdout
			cfg.ErrOut = c.OutOrStderr()
			err := cfg.RunDeployer()
			if strategy.IsConditionReached(err) {
				fmt.Fprintf(os.Stdout, "--> %s\n", err.Error())
				return
			}
			kcmdutil.CheckErr(err)
		},
	}

	cmd.AddCommand(ocmd.NewCmdVersion(name, nil, os.Stdout, ocmd.VersionOptions{}))

	flag := cmd.Flags()
	flag.StringVar(&cfg.rcName, "deployment", util.Env("OPENSHIFT_DEPLOYMENT_NAME", ""), "The deployment name to start")
	flag.StringVar(&cfg.Namespace, "namespace", util.Env("OPENSHIFT_DEPLOYMENT_NAMESPACE", ""), "The deployment namespace")
	flag.StringVar(&cfg.Until, "until", "", "Exit the deployment when this condition is met. See help for more details")

	return cmd
}

// NewCommandF5Router provides CLI handler for the F5 router sync plugin.
func NewCommandF5Router(name string) *cobra.Command {
	options := &F5RouterOptions{
		Config: clientcmd.NewConfig(),
	}
	options.Config.FromFile = true

	cmd := &cobra.Command{
		Use:   fmt.Sprintf("%s%s", name, clientcmd.ConfigSyntax),
		Short: "Start an F5 route synchronizer",
		Long:  f5Long,
		Run: func(c *cobra.Command, args []string) {
			options.RouterSelection.Namespace = cmdutil.GetFlagString(c, "namespace")
			cmdutil.CheckErr(options.Complete())
			cmdutil.CheckErr(options.Validate())
			cmdutil.CheckErr(options.Run())
		},
	}

	cmd.AddCommand(ocmd.NewCmdVersion(name, nil, os.Stdout, ocmd.VersionOptions{}))

	flag := cmd.Flags()
	options.Config.Bind(flag)
	options.F5Router.Bind(flag)
	options.RouterSelection.Bind(flag)

	return cmd
}

// NewCommandDockerBuilder provides a CLI handler for Docker build type
func NewCommandDockerBuilder(name string) *cobra.Command {
	cmd := &cobra.Command{
		Use:   name,
		Short: "Run a Docker build",
		Long:  dockerBuilderLong,
		Run: func(c *cobra.Command, args []string) {
			err := cmd.RunDockerBuild(c.Out())
			kcmdutil.CheckErr(err)
		},
	}
	cmd.AddCommand(ocmd.NewCmdVersion(name, nil, os.Stdout, ocmd.VersionOptions{}))
	return cmd
}

// NewCommandS2IBuilder provides a CLI handler for S2I build type
func NewCommandS2IBuilder(name string) *cobra.Command {
	cmd := &cobra.Command{
		Use:   name,
		Short: "Run a Source-to-Image build",
		Long:  s2iBuilderLong,
		Run: func(c *cobra.Command, args []string) {
			err := cmd.RunS2IBuild(c.OutOrStderr())
			kcmdutil.CheckErr(err)
		},
	}

	cmd.AddCommand(ocmd.NewCmdVersion(name, nil, os.Stdout, ocmd.VersionOptions{}))
	return cmd
}

// NewCommandOpenShift creates the standard OpenShift command
func NewCommandOpenShift(name string) *cobra.Command {
	in, out, errout := os.Stdin, term.NewResponsiveWriter(os.Stdout), os.Stderr

	root := &cobra.Command{
		Use:   name,
		Short: "Build, deploy, and manage your cloud applications",
		Long:  fmt.Sprintf(openshiftLong, name, cmdutil.GetPlatformName(name), cmdutil.GetDistributionName(name)),
		Run:   kcmdutil.DefaultSubCommandRun(out),
	}

	f := clientcmd.New(pflag.NewFlagSet("", pflag.ContinueOnError))

	startAllInOne, _ := start.NewCommandStartAllInOne(name, out, errout)
	root.AddCommand(startAllInOne)
	root.AddCommand(admin.NewCommandAdmin("admin", name+" admin", in, out, errout))
	root.AddCommand(cli.NewCommandCLI("cli", name+" cli", in, out, errout))
	root.AddCommand(cli.NewCmdKubectl("kube", out))
	root.AddCommand(newExperimentalCommand("ex", name+" ex"))
	root.AddCommand(newCompletionCommand("completion", name+" completion"))
	root.AddCommand(cmd.NewCmdVersion(name, f, out, cmd.VersionOptions{PrintEtcdVersion: true, IsServer: true}))

	// infra commands are those that are bundled with the binary but not displayed to end users
	// directly
	infra := &cobra.Command{
		Use: "infra", // Because this command exposes no description, it will not be shown in help
	}

	infra.AddCommand(
		irouter.NewCommandTemplateRouter("router"),
		irouter.NewCommandF5Router("f5-router"),
		deployer.NewCommandDeployer("deploy"),
		recycle.NewCommandRecycle("recycle", out),
		builder.NewCommandS2IBuilder("sti-build"),
		builder.NewCommandDockerBuilder("docker-build"),
		diagnostics.NewCommandPodDiagnostics("diagnostic-pod", out),
		diagnostics.NewCommandNetworkPodDiagnostics("network-diagnostic-pod", out),
	)
	root.AddCommand(infra)

	root.AddCommand(cmd.NewCmdOptions(out))

	// TODO: add groups
	templates.ActsAsRootCommand(root, []string{"options"})

	return root
}

func NewCommand(name, fullName string, out, errOut io.Writer) *cobra.Command {
	cmds := &cobra.Command{
		Use:   name,
		Short: "Kubernetes server components",
		Long:  fmt.Sprintf(kubernetesLong),
		Run:   kcmdutil.DefaultSubCommandRun(errOut),
	}

	cmds.AddCommand(NewAPIServerCommand("apiserver", fullName+" apiserver", out))
	cmds.AddCommand(NewControllersCommand("controller-manager", fullName+" controller-manager", out))
	cmds.AddCommand(NewKubeletCommand("kubelet", fullName+" kubelet", out))
	cmds.AddCommand(NewProxyCommand("proxy", fullName+" proxy", out))
	cmds.AddCommand(NewSchedulerCommand("scheduler", fullName+" scheduler", out))
	if "hyperkube" == fullName {
		cmds.AddCommand(cmd.NewCmdVersion(fullName, nil, out, cmd.VersionOptions{}))
	}

	return cmds
}

func NewCommand(name, fullName string, out io.Writer) *cobra.Command {
	cmds := &cobra.Command{
		Use:   name,
		Short: "Kubernetes server components",
		Long:  fmt.Sprintf(kubernetesLong),
		Run: func(c *cobra.Command, args []string) {
			c.SetOutput(os.Stdout)
			c.Help()
		},
	}

	cmds.AddCommand(NewAPIServerCommand("apiserver", fullName+" apiserver", out))
	cmds.AddCommand(NewControllersCommand("controller-manager", fullName+" controller-manager", out))
	cmds.AddCommand(NewKubeletCommand("kubelet", fullName+" kubelet", out))
	cmds.AddCommand(NewProxyCommand("proxy", fullName+" proxy", out))
	cmds.AddCommand(NewSchedulerCommand("scheduler", fullName+" scheduler", out))
	if "hyperkube" == fullName {
		cmds.AddCommand(cmd.NewCmdVersion(fullName, nil, out, cmd.VersionOptions{}))
	}

	return cmds
}

//.........這裏部分代碼省略.........
		Long:  fmt.Sprintf(adminLong),
		Run:   kcmdutil.DefaultSubCommandRun(out),
	}

	f := clientcmd.New(cmds.PersistentFlags())

	groups := templates.CommandGroups{
		{
			Message: "Component Installation:",
			Commands: []*cobra.Command{
				router.NewCmdRouter(f, fullName, "router", out, errout),
				exipfailover.NewCmdIPFailoverConfig(f, fullName, "ipfailover", out, errout),
				registry.NewCmdRegistry(f, fullName, "registry", out, errout),
			},
		},
		{
			Message: "Security and Policy:",
			Commands: []*cobra.Command{
				project.NewCmdNewProject(project.NewProjectRecommendedName, fullName+" "+project.NewProjectRecommendedName, f, out),
				policy.NewCmdPolicy(policy.PolicyRecommendedName, fullName+" "+policy.PolicyRecommendedName, f, out, errout),
				groups.NewCmdGroups(groups.GroupsRecommendedName, fullName+" "+groups.GroupsRecommendedName, f, out, errout),
				cert.NewCmdCert(cert.CertRecommendedName, fullName+" "+cert.CertRecommendedName, out, errout),
				admin.NewCommandOverwriteBootstrapPolicy(admin.OverwriteBootstrapPolicyCommandName, fullName+" "+admin.OverwriteBootstrapPolicyCommandName, fullName+" "+admin.CreateBootstrapPolicyFileCommand, out),
			},
		},
		{
			Message: "Node Management:",
			Commands: []*cobra.Command{
				admin.NewCommandNodeConfig(admin.NodeConfigCommandName, fullName+" "+admin.NodeConfigCommandName, out),
				node.NewCommandManageNode(f, node.ManageNodeCommandName, fullName+" "+node.ManageNodeCommandName, out, errout),
				cmdutil.ReplaceCommandName("kubectl", fullName, templates.Normalize(kubectl.NewCmdCordon(f, out))),
				cmdutil.ReplaceCommandName("kubectl", fullName, templates.Normalize(kubectl.NewCmdUncordon(f, out))),
				cmdutil.ReplaceCommandName("kubectl", fullName, templates.Normalize(kubectl.NewCmdDrain(f, out, errout))),
				cmdutil.ReplaceCommandName("kubectl", fullName, templates.Normalize(kubectl.NewCmdTaint(f, out))),
				network.NewCmdPodNetwork(network.PodNetworkCommandName, fullName+" "+network.PodNetworkCommandName, f, out, errout),
			},
		},
		{
			Message: "Maintenance:",
			Commands: []*cobra.Command{
				diagnostics.NewCmdDiagnostics(diagnostics.DiagnosticsRecommendedName, fullName+" "+diagnostics.DiagnosticsRecommendedName, out),
				prune.NewCommandPrune(prune.PruneRecommendedName, fullName+" "+prune.PruneRecommendedName, f, out, errout),
				buildchain.NewCmdBuildChain(name, fullName+" "+buildchain.BuildChainRecommendedCommandName, f, out),
				migrate.NewCommandMigrate(
					migrate.MigrateRecommendedName, fullName+" "+migrate.MigrateRecommendedName, f, out, errout,
					// Migration commands
					migrateimages.NewCmdMigrateImageReferences("image-references", fullName+" "+migrate.MigrateRecommendedName+" image-references", f, in, out, errout),
					migratestorage.NewCmdMigrateAPIStorage("storage", fullName+" "+migrate.MigrateRecommendedName+" storage", f, in, out, errout),
				),
				top.NewCommandTop(top.TopRecommendedName, fullName+" "+top.TopRecommendedName, f, out, errout),
			},
		},
		{
			Message: "Configuration:",
			Commands: []*cobra.Command{
				admin.NewCommandCreateKubeConfig(admin.CreateKubeConfigCommandName, fullName+" "+admin.CreateKubeConfigCommandName, out),
				admin.NewCommandCreateClient(admin.CreateClientCommandName, fullName+" "+admin.CreateClientCommandName, out),

				admin.NewCommandCreateBootstrapProjectTemplate(f, admin.CreateBootstrapProjectTemplateCommand, fullName+" "+admin.CreateBootstrapProjectTemplateCommand, out),
				admin.NewCommandCreateBootstrapPolicyFile(admin.CreateBootstrapPolicyFileCommand, fullName+" "+admin.CreateBootstrapPolicyFileCommand, out),

				admin.NewCommandCreateLoginTemplate(f, admin.CreateLoginTemplateCommand, fullName+" "+admin.CreateLoginTemplateCommand, out),
				admin.NewCommandCreateProviderSelectionTemplate(f, admin.CreateProviderSelectionTemplateCommand, fullName+" "+admin.CreateProviderSelectionTemplateCommand, out),
				admin.NewCommandCreateErrorTemplate(f, admin.CreateErrorTemplateCommand, fullName+" "+admin.CreateErrorTemplateCommand, out),
			},
		},
	}

	groups.Add(cmds)
	templates.ActsAsRootCommand(cmds, []string{"options"}, groups...)

	// Deprecated commands that are bundled with the binary but not displayed to end users directly
	deprecatedCommands := []*cobra.Command{
		admin.NewCommandCreateMasterCerts(admin.CreateMasterCertsCommandName, fullName+" "+admin.CreateMasterCertsCommandName, out),
		admin.NewCommandCreateKeyPair(admin.CreateKeyPairCommandName, fullName+" "+admin.CreateKeyPairCommandName, out),
		admin.NewCommandCreateServerCert(admin.CreateServerCertCommandName, fullName+" "+admin.CreateServerCertCommandName, out),
		admin.NewCommandCreateSignerCert(admin.CreateSignerCertCommandName, fullName+" "+admin.CreateSignerCertCommandName, out),
	}
	for _, cmd := range deprecatedCommands {
		// Unsetting Short description will not show this command in help
		cmd.Short = ""
		cmd.Deprecated = fmt.Sprintf("Use '%s ca' instead.", fullName)
		cmds.AddCommand(cmd)
	}

	cmds.AddCommand(
		// part of every root command
		cmd.NewCmdConfig(fullName, "config", out, errout),
		cmd.NewCmdCompletion(fullName, f, out),

		// hidden
		cmd.NewCmdOptions(out),
	)

	if name == fullName {
		cmds.AddCommand(cmd.NewCmdVersion(fullName, f, out, cmd.VersionOptions{}))
	}

	return cmds
}

//.........這裏部分代碼省略.........
				rollout.NewCmdRollout(fullName, f, out),
				cmd.NewCmdDeploy(fullName, f, out),
				cmd.NewCmdRollback(fullName, f, out),
				cmd.NewCmdNewBuild(cmd.NewBuildRecommendedCommandName, fullName, f, in, out),
				cmd.NewCmdStartBuild(fullName, f, in, out),
				cmd.NewCmdCancelBuild(cmd.CancelBuildRecommendedCommandName, fullName, f, in, out),
				cmd.NewCmdImportImage(fullName, f, out, errout),
				cmd.NewCmdTag(fullName, f, out),
			},
		},
		{
			Message: "Application Management Commands:",
			Commands: []*cobra.Command{
				cmd.NewCmdGet(fullName, f, out, errout),
				cmd.NewCmdDescribe(fullName, f, out, errout),
				cmd.NewCmdEdit(fullName, f, out, errout),
				set.NewCmdSet(fullName, f, in, out, errout),
				cmd.NewCmdLabel(fullName, f, out),
				cmd.NewCmdAnnotate(fullName, f, out),
				cmd.NewCmdExpose(fullName, f, out),
				cmd.NewCmdDelete(fullName, f, out),
				cmd.NewCmdScale(fullName, f, out),
				cmd.NewCmdAutoscale(fullName, f, out),
				secretcmds,
				sa.NewCmdServiceAccounts(sa.ServiceAccountsRecommendedName, fullName+" "+sa.ServiceAccountsRecommendedName, f, out),
			},
		},
		{
			Message: "Troubleshooting and Debugging Commands:",
			Commands: []*cobra.Command{
				cmd.NewCmdLogs(cmd.LogsRecommendedCommandName, fullName, f, out),
				cmd.NewCmdRsh(cmd.RshRecommendedName, fullName, f, in, out, errout),
				rsync.NewCmdRsync(rsync.RsyncRecommendedName, fullName, f, out, errout),
				cmd.NewCmdPortForward(fullName, f, out, errout),
				cmd.NewCmdDebug(fullName, f, in, out, errout),
				cmd.NewCmdExec(fullName, f, in, out, errout),
				cmd.NewCmdProxy(fullName, f, out),
				cmd.NewCmdAttach(fullName, f, in, out, errout),
				cmd.NewCmdRun(fullName, f, in, out, errout),
			},
		},
		{
			Message: "Advanced Commands:",
			Commands: []*cobra.Command{
				admin.NewCommandAdmin("adm", fullName+" "+"adm", in, out, errout),
				cmd.NewCmdCreate(fullName, f, out),
				cmd.NewCmdReplace(fullName, f, out),
				cmd.NewCmdApply(fullName, f, out),
				cmd.NewCmdPatch(fullName, f, out),
				cmd.NewCmdProcess(fullName, f, out),
				cmd.NewCmdExport(fullName, f, in, out),
				cmd.NewCmdExtract(fullName, f, in, out, errout),
				observe.NewCmdObserve(fullName, f, out, errout),
				policy.NewCmdPolicy(policy.PolicyRecommendedName, fullName+" "+policy.PolicyRecommendedName, f, out),
				cmd.NewCmdConvert(fullName, f, out),
				importer.NewCmdImport(fullName, f, in, out, errout),
			},
		},
		{
			Message: "Settings Commands:",
			Commands: []*cobra.Command{
				login.NewCmdLogout("logout", fullName+" logout", fullName+" login", f, in, out),
				cmd.NewCmdConfig(fullName, "config"),
				cmd.NewCmdWhoAmI(cmd.WhoAmIRecommendedCommandName, fullName+" "+cmd.WhoAmIRecommendedCommandName, f, out),
				cmd.NewCmdCompletion(fullName, f, out),
			},
		},
	}
	groups.Add(cmds)

	filters := []string{
		"options",
		// These commands are deprecated and should not appear in help
		moved(fullName, "set env", cmds, set.NewCmdEnv(fullName, f, in, out)),
		moved(fullName, "set volume", cmds, set.NewCmdVolume(fullName, f, out, errout)),
		moved(fullName, "logs", cmds, cmd.NewCmdBuildLogs(fullName, f, out)),
		moved(fullName, "secrets link", secretcmds, secrets.NewCmdLinkSecret("add", fullName, f.Factory, out)),
	}

	changeSharedFlagDefaults(cmds)
	templates.ActsAsRootCommand(cmds, filters, groups...).
		ExposeFlags(loginCmd, "certificate-authority", "insecure-skip-tls-verify", "token")

	// experimental commands are those that are bundled with the binary but not displayed to end users
	// directly
	experimental := &cobra.Command{
		Use: "ex", // Because this command exposes no description, it will not be shown in help
	}
	experimental.AddCommand(
		dockerbuild.NewCmdDockerbuild(fullName, f, out, errout),
	)
	cmds.AddCommand(experimental)

	if name == fullName {
		cmds.AddCommand(cmd.NewCmdVersion(fullName, f, out, cmd.VersionOptions{PrintClientFeatures: true}))
	}
	cmds.AddCommand(cmd.NewCmdOptions(out))

	return cmds
}