rootCmd := &cobra.Command{
		Use:          "mesh",
		Short:        "Command line Istio install utility.",
		SilenceUsage: true,
		Long: "This command uses the Istio operator code to generate templates, query configurations and perform " +
			"utility operations.",
	}
	rootCmd.SetArgs(args)
	rootCmd.PersistentFlags().AddGoFlagSet(flag.CommandLine)

	rootCmd.AddCommand(ManifestCmd(ctx))
	rootCmd.AddCommand(InstallCmd(ctx))

		// Start controlz server
		_, _ = ctrlz.Run(ctrlzOptions, nil)

		var cfg *config.Config
		if cfg, err = constructConfig(); err != nil {
			return
		}
		log.Infof("CNI install configuration: \n%+v", cfg.InstallConfig)
		log.Infof("CNI race repair configuration: \n%+v", cfg.RepairConfig)

		// Start metrics server
		monitoring.SetupMonitoring(cfg.InstallConfig.MonitoringPort, "/metrics", ctx.Done())

		// Start UDS log server

	viper.SetConfigName(configName)
	viper.SetConfigType(configType)
	viper.AddConfigPath(configPath)
	viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
	err := viper.ReadInConfig()
	// Ignore errors reading the configuration unless the file is explicitly customized
	if root.IstioConfig != defaultIstioctlConfig {
		return err
	}

	return nil
}

func init() {
	viper.SetDefault("istioNamespace", constants.IstioSystemNamespace)