Golang util.StringFlag类代码示例

// NewCmdStartBuild implements the OpenShift cli start-build command
func NewCmdStartBuild(fullName string, f *clientcmd.Factory, in io.Reader, out io.Writer) *cobra.Command {
	webhooks := util.StringFlag{}
	webhooks.Default("none")

	cmd := &cobra.Command{
		Use:        "start-build (BUILDCONFIG | --from-build=BUILD)",
		Short:      "Start a new build",
		Long:       startBuildLong,
		Example:    fmt.Sprintf(startBuildExample, fullName),
		SuggestFor: []string{"build", "builds"},
		Run: func(cmd *cobra.Command, args []string) {
			err := RunStartBuild(f, in, out, cmd, args, webhooks)
			cmdutil.CheckErr(err)
		},
	}
	cmd.Flags().String("from-build", "", "Specify the name of a build which should be re-run")

	cmd.Flags().Bool("follow", false, "Start a build and watch its logs until it completes or fails")
	cmd.Flags().Bool("wait", false, "Wait for a build to complete and exit with a non-zero return code if the build fails")

	cmd.Flags().String("from-file", "", "A file use as the binary input for the build; example a pom.xml or Dockerfile. Will be the only file in the build source.")
	cmd.Flags().String("from-dir", "", "A directory to archive and use as the binary input for a build.")
	cmd.Flags().String("from-repo", "", "The path to a local source code repository to use as the binary input for a build.")
	cmd.Flags().String("commit", "", "Specify the source code commit identifier the build should use; requires a build based on a Git repository")

	cmd.Flags().Var(&webhooks, "list-webhooks", "List the webhooks for the specified build config or build; accepts 'all', 'generic', or 'github'")
	cmd.Flags().String("from-webhook", "", "Specify a webhook URL for an existing build config to trigger")

	cmd.Flags().String("git-post-receive", "", "The contents of the post-receive hook to trigger a build")
	cmd.Flags().String("git-repository", "", "The path to the git repository for post-receive; defaults to the current directory")
	return cmd
}

// NewCmdStartBuild implements the OpenShift cli start-build command
func NewCmdStartBuild(fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
	webhooks := util.StringFlag{}
	webhooks.Default("none")

	cmd := &cobra.Command{
		Use:        "start-build (BUILDCONFIG | --from-build=BUILD)",
		Short:      "Starts a new build",
		Long:       startBuildLong,
		Example:    fmt.Sprintf(startBuildExample, fullName),
		SuggestFor: []string{"build", "builds"},
		Run: func(cmd *cobra.Command, args []string) {
			err := RunStartBuild(f, out, cmd, args, webhooks)
			cmdutil.CheckErr(err)
		},
	}
	cmd.Flags().String("from-build", "", "Specify the name of a build which should be re-run")
	cmd.Flags().String("commit", "", "Specify the commit hash the build should be run from")

	cmd.Flags().Bool("follow", false, "Start a build and watch its logs until it completes or fails")
	cmd.Flags().Bool("wait", false, "Wait for a build to complete and exit with a non-zero return code if the build fails")

	cmd.Flags().Var(&webhooks, "list-webhooks", "List the webhooks for the specified BuildConfig or build; accepts 'all', 'generic', or 'github'")
	cmd.Flags().String("from-webhook", "", "Specify a webhook URL for an existing BuildConfig to trigger")

	cmd.Flags().String("git-post-receive", "", "The contents of the post-receive hook to trigger a build")
	cmd.Flags().String("git-repository", "", "The path to the git repository for post-receive; defaults to the current directory")
	return cmd
}

// RunStartBuild contains all the necessary functionality for the OpenShift cli start-build command
func RunStartBuild(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string, webhooks util.StringFlag) error {
	webhook := cmdutil.GetFlagString(cmd, "from-webhook")
	buildName := cmdutil.GetFlagString(cmd, "from-build")
	follow := cmdutil.GetFlagBool(cmd, "follow")

	switch {
	case len(webhook) > 0:
		if len(args) > 0 || len(buildName) > 0 {
			return cmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments or '--from-build'")
		}
		path := cmdutil.GetFlagString(cmd, "git-repository")
		postReceivePath := cmdutil.GetFlagString(cmd, "git-post-receive")
		repo := git.NewRepository()
		return RunStartBuildWebHook(f, out, webhook, path, postReceivePath, repo)
	case len(args) != 1 && len(buildName) == 0:
		return cmdutil.UsageError(cmd, "Must pass a name of a BuildConfig or specify build name with '--from-build' flag")
	}

	name := buildName
	isBuild := true
	if len(name) == 0 {
		name = args[0]
		isBuild = false
	}

	if webhooks.Provided() {
		return RunListBuildWebHooks(f, out, cmd.Out(), name, isBuild, webhooks.String())
	}

	client, _, err := f.Clients()
	if err != nil {
		return err
	}

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	request := &buildapi.BuildRequest{
		ObjectMeta: kapi.ObjectMeta{Name: name},
	}
	var newBuild *buildapi.Build
	if isBuild {
		if newBuild, err = client.Builds(namespace).Clone(request); err != nil {
			return err
		}
	} else {
		if newBuild, err = client.BuildConfigs(namespace).Instantiate(request); err != nil {
			return err
		}
	}
	fmt.Fprintf(out, "%s\n", newBuild.Name)

	if follow {
		opts := buildapi.BuildLogOptions{
			Follow: true,
			NoWait: false,
		}
		rd, err := client.BuildLogs(namespace).Get(newBuild.Name, opts).Stream()
		if err != nil {
			return fmt.Errorf("error getting logs: %v", err)
		}
		defer rd.Close()
		_, err = io.Copy(out, rd)
		if err != nil {
			return fmt.Errorf("error streaming logs: %v", err)
		}
	}
	return nil
}

// RunStartBuild contains all the necessary functionality for the OpenShift cli start-build command
func RunStartBuild(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, envParams []string, args []string, webhooks util.StringFlag) error {
	webhook := cmdutil.GetFlagString(cmd, "from-webhook")
	buildName := cmdutil.GetFlagString(cmd, "from-build")
	follow := cmdutil.GetFlagBool(cmd, "follow")
	commit := cmdutil.GetFlagString(cmd, "commit")
	waitForComplete := cmdutil.GetFlagBool(cmd, "wait")
	fromFile := cmdutil.GetFlagString(cmd, "from-file")
	fromDir := cmdutil.GetFlagString(cmd, "from-dir")
	fromRepo := cmdutil.GetFlagString(cmd, "from-repo")
	buildLogLevel := cmdutil.GetFlagString(cmd, "build-loglevel")

	switch {
	case len(webhook) > 0:
		if len(args) > 0 || len(buildName) > 0 || len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0 {
			return cmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments and all '--from-*' flags")
		}
		path := cmdutil.GetFlagString(cmd, "git-repository")
		postReceivePath := cmdutil.GetFlagString(cmd, "git-post-receive")
		repo := git.NewRepository()
		return RunStartBuildWebHook(f, out, webhook, path, postReceivePath, repo)
	case len(args) != 1 && len(buildName) == 0:
		return cmdutil.UsageError(cmd, "Must pass a name of a build config or specify build name with '--from-build' flag")
	}

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	var (
		name     = buildName
		resource = "builds"
	)

	if len(name) == 0 && len(args) > 0 && len(args[0]) > 0 {
		mapper, _ := f.Object()
		resource, name, err = osutil.ResolveResource("buildconfigs", args[0], mapper)
		if err != nil {
			return err
		}
		switch resource {
		case "buildconfigs":
			// no special handling required
		case "builds":
			return fmt.Errorf("use --from-build to rerun your builds")
		default:
			return fmt.Errorf("invalid resource provided: %s", resource)
		}
	}
	if len(name) == 0 {
		return fmt.Errorf("a resource name is required either as an argument or by using --from-build")
	}

	if webhooks.Provided() {
		return RunListBuildWebHooks(f, out, cmd.Out(), name, resource, webhooks.String())
	}

	client, _, err := f.Clients()
	if err != nil {
		return err
	}

	env, _, err := ParseEnv(envParams, in)
	if err != nil {
		return err
	}

	if len(buildLogLevel) > 0 {
		env = append(env, kapi.EnvVar{Name: "BUILD_LOGLEVEL", Value: buildLogLevel})
	}

	request := &buildapi.BuildRequest{
		ObjectMeta: kapi.ObjectMeta{Name: name},
	}
	if len(env) > 0 {
		request.Env = env
	}
	if len(commit) > 0 {
		request.Revision = &buildapi.SourceRevision{
			Type: buildapi.BuildSourceGit,
			Git: &buildapi.GitSourceRevision{
				Commit: commit,
			},
		}
	}

	git := git.NewRepository()

	var newBuild *buildapi.Build
	switch {
	case len(args) > 0 && (len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0):
		request := &buildapi.BinaryBuildRequestOptions{
			ObjectMeta: kapi.ObjectMeta{
				Name:      name,
				Namespace: namespace,
			},
			Commit: commit,
		}
		if newBuild, err = streamPathToBuild(git, in, cmd.Out(), client.BuildConfigs(namespace), fromDir, fromFile, fromRepo, request); err != nil {
//.........这里部分代码省略.........

// RunStartBuild contains all the necessary functionality for the OpenShift cli start-build command
func RunStartBuild(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, args []string, webhooks util.StringFlag) error {
	webhook := cmdutil.GetFlagString(cmd, "from-webhook")
	buildName := cmdutil.GetFlagString(cmd, "from-build")
	follow := cmdutil.GetFlagBool(cmd, "follow")
	commit := cmdutil.GetFlagString(cmd, "commit")
	waitForComplete := cmdutil.GetFlagBool(cmd, "wait")
	fromFile := cmdutil.GetFlagString(cmd, "from-file")
	fromDir := cmdutil.GetFlagString(cmd, "from-dir")
	fromRepo := cmdutil.GetFlagString(cmd, "from-repo")
	//shortOutput := false

	//mapper, _ := f.Object()

	switch {
	case len(webhook) > 0:
		if len(args) > 0 || len(buildName) > 0 || len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0 {
			return cmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments and all '--from-*' flags")
		}
		path := cmdutil.GetFlagString(cmd, "git-repository")
		postReceivePath := cmdutil.GetFlagString(cmd, "git-post-receive")
		repo := git.NewRepository()
		return RunStartBuildWebHook(f, out, webhook, path, postReceivePath, repo)
	case len(args) != 1 && len(buildName) == 0:
		return cmdutil.UsageError(cmd, "Must pass a name of a build config or specify build name with '--from-build' flag")
	}

	name := buildName
	isBuild := true
	if len(name) == 0 {
		name = args[0]
		isBuild = false
	}

	if webhooks.Provided() {
		return RunListBuildWebHooks(f, out, cmd.Out(), name, isBuild, webhooks.String())
	}

	client, _, err := f.Clients()
	if err != nil {
		return err
	}

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	request := &buildapi.BuildRequest{
		ObjectMeta: kapi.ObjectMeta{Name: name},
	}
	if len(commit) > 0 {
		request.Revision = &buildapi.SourceRevision{
			Type: buildapi.BuildSourceGit,
			Git: &buildapi.GitSourceRevision{
				Commit: commit,
			},
		}
	}

	git := git.NewRepository()

	var newBuild *buildapi.Build
	switch {
	case !isBuild && (len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0):
		request := &buildapi.BinaryBuildRequestOptions{
			ObjectMeta: kapi.ObjectMeta{
				Name:      name,
				Namespace: namespace,
			},
			Commit: commit,
		}
		if newBuild, err = streamPathToBuild(git, in, cmd.Out(), client.BuildConfigs(namespace), fromDir, fromFile, fromRepo, request); err != nil {
			return err
		}

	case isBuild:
		if newBuild, err = client.Builds(namespace).Clone(request); err != nil {
			return err
		}

	default:
		if newBuild, err = client.BuildConfigs(namespace).Instantiate(request); err != nil {
			return err
		}
	}

	//cmdutil.PrintSuccess(mapper, shortOutput, out, "Build", newBuild.Name, "started")
	fmt.Fprintln(out, newBuild.Name)

	var (
		wg      sync.WaitGroup
		exitErr error
	)

	// Wait for the build to complete
	if waitForComplete {
		wg.Add(1)
		go func() {
			defer wg.Done()
//.........这里部分代码省略.........

func stringFlagFor(s string) util.StringFlag {
	var f util.StringFlag
	f.Set(s)
	return f
}