}

func (s *Server) listen() {
	log.Infof("ControlZ available at %s", s.httpServer.Addr)
	if listeningTestProbe != nil {
		go listeningTestProbe()
	}
	err := s.httpServer.Serve(s.listener)
	log.Infof("ControlZ terminated: %v", err)
	s.shutdown.Done()
}

// Close terminates ControlZ.
//
// Close is not normally used by programs that expose ControlZ, it is primarily intended to be
// used by tests.

// the necessary set of flags to expose a CLI to let the user control all
// introspection options.
func (o *Options) AttachCobraFlags(cmd *cobra.Command) {
	cmd.PersistentFlags().Uint16Var(&o.Port, "ctrlz_port", o.Port,
		"The IP port to use for the ControlZ introspection facility")
	cmd.PersistentFlags().StringVar(&o.Address, "ctrlz_address", o.Address,
		"The IP Address to listen on for the ControlZ introspection facility. Use '*' to indicate all addresses.")

			WantException:  true,
		},
		{ // case 2
			Args:           strings.Split("controlz --browser=false", " "),
			ExpectedRegexp: regexp.MustCompile(".*Error: specify a pod or --selector"),
			WantException:  true,
		},
		{ // case 3
			Args:           strings.Split("controlz --browser=false pod-123456-7890", " "),
			ExpectedRegexp: regexp.MustCompile(".*http://localhost:3456"),
			WantException:  false,

  # Open ControlZ web UI for the istiod-56dd66799-jfdvs pod in a custom namespace
  istioctl dashboard controlz istiod-123-456 -n custom-ns

  # Open ControlZ web UI for any Istiod pod
  istioctl dashboard controlz deployment/istiod.istio-system

  # with short syntax
  istioctl dash controlz pilot-123-456.istio-system
  istioctl d controlz pilot-123-456.istio-system
`,

package topics

import (
	"net/http"
	"os"
	"syscall"

	"istio.io/istio/pkg/ctrlz/fw"
	"istio.io/istio/pkg/ctrlz/topics/assets"
)

type signalsTopic struct{}

// SignalsTopic returns a ControlZ topic that sends command signals to the process
func SignalsTopic() fw.Topic {
	return signalsTopic{}
}

func (signalsTopic) Title() string {
	return "Signals"
}

func (signalsTopic) Prefix() string {

			if err != nil {
				return fmt.Errorf("could not build port forwarder for ControlZ %s: %v", podName, err)
			}
			defer portForwarder.Close()
			err = portForwarder.Start()
			if err != nil {
				return fmt.Errorf("could not start port forwarder for ControlZ %s: %v", podName, err)
			}

			ctrlzClient := &ControlzClient{
				baseURL: &url.URL{
					Scheme: "http",

				log.Errorf("Unable to configure logging: %v", err)
			}

			if cs, err := ctrlz.Run(introspectionOptions, nil); err == nil {
				defer cs.Close()
			} else {
				log.Errorf("Unable to initialize ControlZ: %v", err)
			}

			run(sArgs)
			return nil
		},
	}

	loggingOptions.AttachCobraFlags(serverCmd)
	introspectionOptions.AttachCobraFlags(serverCmd)
	addServerFlags(serverCmd, sArgs)

			log.Errorf("Failed to configure log %v", err)
		}
		return nil
	},
	RunE: func(c *cobra.Command, args []string) (err error) {
		ctx := c.Context()

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

		var cfg *config.Config
		if cfg, err = constructConfig(); err != nil {
			return
		}

	"istio.io/istio/pkg/env"
)

// Control determines the behavior of the EmitCollateral function
type Control struct {
	// OutputDir specifies the directory to output the collateral files
	OutputDir string

	// EmitManPages controls whether to produce man pages.
	EmitManPages bool

	// EmitYAML controls whether to produce YAML files.
	EmitYAML bool

	// EmitBashCompletion controls whether to produce bash completion files.

apiVersion: argoproj.io/v1alpha1
kind: ApplicationSet
metadata:
  name: istio-multi-control
spec:
  generators:
  - list:
      elements:
      - version: 1.18.5
        revision: 1-18-5
      - version: 1.19.3
        revision: 1-19-3
  template:
    metadata:
      name: 'istio-control-{{revision}}'
    spec:
      project: default
      sources:
      - repoURL: 'https://istio-release.storage.googleapis.com/charts'