Golang cmd.NewCmdCompletion函數代碼示例

func newCompletionCommand(name, fullName string) *cobra.Command {
	out := os.Stdout

	completion := &cobra.Command{
		Use:     "completion SHELL",
		Short:   "Output shell completion code for the given shell (bash or zsh)",
		Long:    completion_long,
		Example: completion_example,
		Run: func(cmd *cobra.Command, args []string) {

		},
	}

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

	return cmd.NewCmdCompletion(fullName, f, out)

}

func NewCommandAdmin(name, fullName string, out io.Writer, errout io.Writer) *cobra.Command {
	// Main command
	cmds := &cobra.Command{
		Use:   name,
		Short: "Tools for managing a cluster",
		Long:  fmt.Sprintf(adminLong),
		Run:   cmdutil.DefaultSubCommandRun(out),
	}

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

	groups := templates.CommandGroups{
		{
			Message: "Basic Commands:",
			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),
			},
		},
		{
			Message: "Install Commands:",
			Commands: []*cobra.Command{
				router.NewCmdRouter(f, fullName, "router", out),
				exipfailover.NewCmdIPFailoverConfig(f, fullName, "ipfailover", out, errout),
				registry.NewCmdRegistry(f, fullName, "registry", out),
			},
		},
		{
			Message: "Maintenance Commands:",
			Commands: []*cobra.Command{
				buildchain.NewCmdBuildChain(name, fullName+" "+buildchain.BuildChainRecommendedCommandName, f, out),
				diagnostics.NewCmdDiagnostics(diagnostics.DiagnosticsRecommendedName, fullName+" "+diagnostics.DiagnosticsRecommendedName, out),
				node.NewCommandManageNode(f, node.ManageNodeCommandName, fullName+" "+node.ManageNodeCommandName, out, errout),
				prune.NewCommandPrune(prune.PruneRecommendedName, fullName+" "+prune.PruneRecommendedName, f, out),
			},
		},
		{
			Message: "Settings Commands:",
			Commands: []*cobra.Command{
				cmd.NewCmdConfig(fullName, "config"),

				// TODO: these probably belong in a sub command
				admin.NewCommandCreateKubeConfig(admin.CreateKubeConfigCommandName, fullName+" "+admin.CreateKubeConfigCommandName, out),
				admin.NewCommandCreateClient(admin.CreateClientCommandName, fullName+" "+admin.CreateClientCommandName, out),

				cmd.NewCmdCompletion(fullName, f, out),
			},
		},
		{
			Message: "Advanced Commands:",
			Commands: []*cobra.Command{
				network.NewCmdPodNetwork(network.PodNetworkCommandName, fullName+" "+network.PodNetworkCommandName, f, 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),
				admin.NewCommandOverwriteBootstrapPolicy(admin.OverwriteBootstrapPolicyCommandName, fullName+" "+admin.OverwriteBootstrapPolicyCommandName, fullName+" "+admin.CreateBootstrapPolicyFileCommand, out),
				admin.NewCommandNodeConfig(admin.NodeConfigCommandName, fullName+" "+admin.NodeConfigCommandName, out),
				cert.NewCmdCert(cert.CertRecommendedName, fullName+" "+cert.CertRecommendedName, out, errout),
			},
		},
	}

	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)
	}

	if name == fullName {
		cmds.AddCommand(version.NewVersionCommand(fullName, false))
	}

	cmds.AddCommand(cmd.NewCmdOptions(out))

	return cmds
}

func NewCommandAdmin(name, fullName string, in io.Reader, out io.Writer, errout io.Writer) *cobra.Command {
	// Main command
	cmds := &cobra.Command{
		Use:   name,
		Short: "Tools for managing a cluster",
		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 {
//.........這裏部分代碼省略.........

//.........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
}