rootCmd.Flags().String(name, value, usage)
	registerEnvironment(name, value, usage)
}

func registerIntegerParameter(name string, value int, usage string) {
	rootCmd.Flags().Int(name, value, usage)
	registerEnvironment(name, value, usage)
}

func registerBooleanParameter(name string, value bool, usage string) {
	rootCmd.Flags().Bool(name, value, usage)

		Long: `Istio configuration command line utility for service operators to
debug and diagnose their Istio mesh.
`,
	}

	rootCmd.SetArgs(args)

	flags := rootCmd.PersistentFlags()
	rootOptions := cli.AddRootFlags(flags)

	ctx := cli.NewCLIContext(rootOptions)

	_ = rootCmd.RegisterFlagCompletionFunc(cli.FlagIstioNamespace, func(
		cmd *cobra.Command, args []string, toComplete string,

if [[ ${TARGET_OS} ]]; then
    # Target explicitly set
    :
elif [[ $LOCAL_OS == Linux ]]; then
    TARGET_OS=linux
    readlink_flags="-f"
elif [[ $LOCAL_OS == Darwin ]]; then
    TARGET_OS=darwin
    readlink_flags=""
else
    echo "This system's OS, $LOCAL_OS, isn't supported"
    exit 1
fi

# Build image to use
TOOLS_REGISTRY_PROVIDER=${TOOLS_REGISTRY_PROVIDER:-gcr.io}

	versionCmd.Flags().VisitAll(func(flag *pflag.Flag) {
		if flag.Name == "short" {
			err := flag.Value.Set("true")
			if err != nil {
				fmt.Fprintf(os.Stdout, "set flag %q as true failed due to error %v", flag.Name, err)
			}
		}
		if flag.Name == "remote" {
			err := flag.Value.Set("true")
			if err != nil {
				fmt.Fprintf(os.Stdout, "set flag %q as true failed due to error %v", flag.Name, err)
			}

			return nil
		},
		PreRunE: func(cmd *cobra.Command, args []string) error {
			if len(internalIP) > 0 && len(externalIP) > 0 {
				return fmt.Errorf("the flags --internalIP and --externalIP are mutually exclusive")
			}
			return nil
		},
	}