"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

				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
}

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)

		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
			}