app.CommandNotFound = func(ctx *cli.Context, command string) {
		console.Printf("‘%s’ is not a minio sub-command. See ‘minio --help’.\n", command)
		closestCommands := findClosestCommands(command)
		if len(closestCommands) > 0 {
			console.Println()
			console.Println("Did you mean one of these?")
			for _, cmd := range closestCommands {
				console.Printf("\t‘%s’\n", cmd)
			}
		}

		os.Exit(1)
	}

	return app

	if err != nil {
		fmt.Printf("error generating key: %s n", err)
		os.Exit(1)
	}

	// dump private key to file
	privateKeyBytes := x509.MarshalPKCS1PrivateKey(privatekey)
	privateKeyBlock := &pem.Block{
		Type:  "RSA PRIVATE KEY",
		Bytes: privateKeyBytes,
	}
	privatePem, err := os.Create("support_private.pem")
	if err != nil {
		fmt.Printf("error when create private.pem: %s n", err)

recursively.

FLAGS:
  {{range .VisibleFlags}}{{.}}
  {{end}}
`

	app.HideHelpCommand = true

	app.Flags = []cli.Flag{
		cli.BoolFlag{
			Usage:  "print each file as a separate line without formatting",
			Name:   "ndjson",
			Hidden: true,
		},
		cli.BoolFlag{
			Usage: "display inline data keys and sizes",
			Name:  "data",
		},
		cli.BoolFlag{

	}
	err := skel.PluginMainFuncsWithError(funcs, version.All, fmt.Sprintf("CNI plugin istio-cni %v", istioversion.Info.Version))
	if err != nil {
		log.Errorf("istio-cni failed with: %v", err)
		if err := err.Print(); err != nil {
			log.Errorf("istio-cni failed to write error JSON to stdout: %v", err)
		}

		return err
	}

	return nil

		diskName := actualDisksName[loc]
		if diskName == "" {
			log.Printf("skipping disk location `%s`, err: %v\n", diskName, err)
			continue
		}
		mami, err := getMajorMinor(diskName)
		if err != nil {
			log.Printf("skipping `%s`, err: %v\n", diskName, err)
			continue
		}
		devName := mountMap[mami]
		uuid := uuidMap[devName]
		fmt.Printf("UUID=%s\t%s\txfs\tdefaults,noatime\t0\t2\n", uuid, expectedDiskName)
	}

	flag.StringVar(&bucket, "bucket", "", "Select a specific bucket")
	flag.StringVar(&prefix, "prefix", "", "Select a prefix")
	flag.BoolVar(&debug, "debug", false, "Prints HTTP network calls to S3 endpoint")
	flag.BoolVar(&versions, "versions", false, "Verify all versions")
	flag.BoolVar(&insecure, "insecure", false, "Disable TLS verification")