import "errors"

// ErrNotImplemented is returned when a requested feature is not implemented.
var ErrNotImplemented = errors.New("not implemented")

// Program defines a method which programs iptables based on the parameters
// provided in Redirect.
func (ipt *iptables) Program(podName, netns string, rdrct *Redirect) error {
	return ErrNotImplemented

	"istio.io/istio/tools/istio-iptables/pkg/dependencies"
)

// getNs is a unit test override variable for interface create.
var getNs = ns.GetNS

// Program defines a method which programs iptables based on the parameters
// provided in Redirect.
func (ipt *iptables) Program(podName, netns string, rdrct *Redirect) error {
	cfg := config.DefaultConfig()
	cfg.CNIMode = true
	cfg.NetworkNamespace = netns
	cfg.ProxyPort = rdrct.targetPort

func render(m diag.Message, colorize bool) string {
	return fmt.Sprintf("%s%v%s [%v]%s %s",
		colorPrefix(m, colorize), m.Type.Level(), colorSuffix(colorize),
		m.Type.Code(), m.Origin(), fmt.Sprintf(m.Type.Template(), m.Parameters...),
	)
}

func colorPrefix(m diag.Message, colorize bool) string {
	if !colorize {
		return ""
	}

	prefix, ok := colorPrefixes[m.Type.Level()]
	if !ok {
		return ""
	}

func Cmd() *cobra.Command {
	configCmd := &cobra.Command{
		Use:   "config SUBCOMMAND",
		Short: "Configure istioctl defaults",
		Args:  cobra.NoArgs,
		Example: `  # list configuration parameters
  istioctl experimental config list`,
	}
	configCmd.AddCommand(listCommand())
	return configCmd
}

func listCommand() *cobra.Command {
	listCmd := &cobra.Command{
		Use:   "list",

			saNewFilename:       "token-bar",
		},
	}

	for _, c := range cases {
		t.Run(c.name, func(t *testing.T) {
			// Create temp directory for files
			tempDir := t.TempDir()

			// Initialize parameters
			ctx, cancel := context.WithCancel(context.Background())
			defer cancel()
			cfg := &config.InstallConfig{
				MountedCNINetDir: tempDir,
				ChainedCNIPlugin: c.chainedCNIPlugin,
			}

const (
	// Location to read istioctl defaults from
	defaultIstioctlConfig = "$HOME/.istioctl/config.yaml"
)

const (
	FlagCharts = "charts"
)

// ConfigAndEnvProcessing uses spf13/viper for overriding CLI parameters
func ConfigAndEnvProcessing() error {
	configPath := filepath.Dir(root.IstioConfig)
	baseName := filepath.Base(root.IstioConfig)
	configType := filepath.Ext(root.IstioConfig)

				return HandlerForRetrieveDebugList(kubeClient, *centralOpts, writer, istioNamespace)

			case strings.Contains(eString, "querystring parameter 'resource' is required"):
				return nil, fmt.Errorf("querystring parameter 'resource' is required, e.g. [%s]",
					"config_distribution?resource=VirtualService/default/bookinfo")
			}
		}
	}
	return nil, nil
}

		Args: func(cmd *cobra.Command, args []string) error {
			if (len(args) == 1) != (configDumpFile == "") {
				cmd.Println(cmd.UsageString())
				return fmt.Errorf("cluster requires pod name or --file parameter")
			}
			return nil
		},
		RunE: func(c *cobra.Command, args []string) error {
			kubeClient, err := ctx.CLIClient()
			if err != nil {
				return err
			}

}

func validatePortListWithWildcard(ports string) error {
	if ports != "*" {
		return validatePortList(ports)
	}
	return nil
}

// validateCIDRListWithWildcard validates the includeIPRanges parameter
func validateCIDRListWithWildcard(ipRanges string) error {
	if ipRanges != "*" {
		if e := validateCIDRList(ipRanges); e != nil {
			return fmt.Errorf("IPRanges invalid: %v", e)
		}
	}
	return nil
}