Golang glog.FatalDepth函數代碼示例

func NewCmdConfigView(out io.Writer, pathOptions *pathOptions) *cobra.Command {
	options := &viewOptions{pathOptions: pathOptions}

	cmd := &cobra.Command{
		Use:     "view",
		Short:   "displays merged .kubeconfig settings or a specified .kubeconfig file.",
		Long:    view_long,
		Example: view_example,
		Run: func(cmd *cobra.Command, args []string) {
			options.complete()

			printer, _, err := cmdutil.PrinterForCommand(cmd)
			if err != nil {
				glog.FatalDepth(1, err)
			}
			config, err := options.loadConfig()
			if err != nil {
				glog.FatalDepth(1, err)
			}
			err = printer.PrintObj(config, out)
			if err != nil {
				glog.FatalDepth(1, err)
			}
		},
	}

	cmdutil.AddPrinterFlags(cmd)
	// Default to yaml
	cmd.Flags().Set("output", "yaml")

	options.merge.Default(true)
	cmd.Flags().Var(&options.merge, "merge", "merge together the full hierarchy of .kubeconfig files")
	return cmd
}

func CheckErr(err error) {
	if err != nil {
		if errors.IsStatusError(err) {
			glog.FatalDepth(1, fmt.Sprintf("Error received from API: %s", err.Error()))
		}
		if errors.IsUnexpectedObjectError(err) {
			glog.FatalDepth(1, fmt.Sprintf("Unexpected object received from server: %s", err.Error()))
		}
		if client.IsUnexpectedStatusError(err) {
			glog.FatalDepth(1, fmt.Sprintf("Unexpected status received from server: %s", err.Error()))
		}
		glog.FatalDepth(1, fmt.Sprintf("Client error processing command: %s", err.Error()))
	}
}

func fatal(msg string) {
	if glog.V(2) {
		glog.FatalDepth(2, msg)
	}
	fmt.Fprintln(os.Stderr, msg)
	os.Exit(1)
}

// GetConfigFromFileOrDie tries to read a kubeconfig file and if it can't, it calls exit.  One exception, missing files result in empty configs, not an exit
func GetConfigFromFileOrDie(filename string) *clientcmdapi.Config {
	config, err := getConfigFromFile(filename)
	if err != nil {
		glog.FatalDepth(1, err)
	}

	return config
}

func NewCmdConfigView(out io.Writer, ConfigAccess ConfigAccess) *cobra.Command {
	options := &ViewOptions{ConfigAccess: ConfigAccess}
	// Default to yaml
	defaultOutputFormat := "yaml"

	cmd := &cobra.Command{
		Use:     "view",
		Short:   "Displays merged kubeconfig settings or a specified kubeconfig file.",
		Long:    view_long,
		Example: view_example,
		Run: func(cmd *cobra.Command, args []string) {
			options.Complete()
			outputFormat := cmdutil.GetFlagString(cmd, "output")
			if outputFormat == "wide" {
				fmt.Printf("--output wide is not available in kubectl config view; reset to default output format (%s)\n\n", defaultOutputFormat)
				cmd.Flags().Set("output", defaultOutputFormat)
			}

			printer, _, err := cmdutil.PrinterForCommand(cmd)
			if err != nil {
				glog.FatalDepth(1, err)
			}
			version := cmdutil.OutputVersion(cmd, latest.Version)
			printer = kubectl.NewVersionedPrinter(printer, clientcmdapi.Scheme, version)

			if err := options.Run(out, printer); err != nil {
				glog.FatalDepth(1, err)
			}

		},
	}

	cmdutil.AddPrinterFlags(cmd)
	cmd.Flags().Set("output", defaultOutputFormat)

	options.Merge.Default(true)
	cmd.Flags().Var(&options.Merge, "merge", "merge together the full hierarchy of kubeconfig files")
	cmd.Flags().BoolVar(&options.RawByteData, "raw", false, "display raw byte data")
	cmd.Flags().BoolVar(&options.Flatten, "flatten", false, "flatten the resulting kubeconfig file into self contained output (useful for creating portable kubeconfig files)")
	cmd.Flags().BoolVar(&options.Minify, "minify", false, "remove all information not used by current-context from the output")
	return cmd
}

// fatal prints the message and then exits. If V(2) or greater, glog.Fatal
// is invoked for extended information.
func fatal(msg string) {
	// add newline if needed
	if !strings.HasSuffix(msg, "\n") {
		msg += "\n"
	}

	if glog.V(2) {
		glog.FatalDepth(2, msg)
	}
	fmt.Fprint(os.Stderr, msg)
	os.Exit(1)
}

// GetConfigFromFileOrDie tries to read a kubeconfig file and if it can't, it calls exit.  One exception, missing files result in empty configs, not an exit
func GetConfigFromFileOrDie(filename string) *clientcmdapi.Config {
	config, err := LoadFromFile(filename)
	if err != nil && !os.IsNotExist(err) {
		glog.FatalDepth(1, err)
	}

	if config == nil {
		return clientcmdapi.NewConfig()
	}

	return config
}

// fatal prints the message (if provided) and then exits. If V(2) or greater,
// glog.Fatal is invoked for extended information.
func fatal(msg string, code int) {
	if glog.V(2) {
		glog.FatalDepth(2, msg)
	}
	if len(msg) > 0 {
		// add newline if needed
		if !strings.HasSuffix(msg, "\n") {
			msg += "\n"
		}
		fmt.Fprint(os.Stderr, msg)
	}
	os.Exit(code)
}

func checkErr(err error) {
	if err != nil {
		glog.FatalDepth(1, err)
	}
}

func (Logger) Fatalf(format string, args ...interface{}) {
	glog.FatalDepth(3, fmt.Sprintf(format, args...))
}

func (g *glogger) Fatalln(args ...interface{}) {
	glog.FatalDepth(2, fmt.Sprintln(args...))
}

func (g *glogger) Fatal(args ...interface{}) {
	glog.FatalDepth(2, args...)
}