}

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
`,

{
    "name": "Istio Controlz",
    "short_name": "Controlz",
    "icons": [
        {
            "src": "favicons/pwa-192x192.png",
            "sizes": "192x192",
            "type": "image/png"
        },

        {
            "src": "favicons/pwa-512x512.png",
            "sizes": "512x512",
            "type": "image/png"
        }
    ],
    "theme_color": "#466BB0",
    "background_color": "#ffffff",

        <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
        <meta name="theme-color" content="#466BB0"/>
        <meta name="title" content="ControlZ / {{template "title" .}}">

        <title>ControlZ / {{template "title" .}}</title>

        <link rel="shortcut icon" href="/favicons/favicon.ico" >
        <link rel="apple-touch-icon" href="/favicons/apple-touch-icon-180x180.png" sizes="180x180">

// limitations under the License.

// Package topics defines several canonical ControlZ topics.
package topics

import (
	"net/http"
	"runtime"

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

type memTopic struct{}

// MemTopic returns a ControlZ topic that allows visualization of process memory usage.
func MemTopic() fw.Topic {
	return memTopic{}
}

	Activate(TopicContext)
}

// TopicContext provides support objects needed to register a topic.
type TopicContext interface {
	// HTMLRouter is used to control HTML traffic delivered to this topic.
	HTMLRouter() *mux.Router

	// JSONRouter is used to control HTML traffic delivered to this topic.
	JSONRouter() *mux.Router

	// Layout is the template used as the primary layout for the topic's HTML content.

apiVersion: release-notes/v2
kind: bug-fix
area: istioctl
issue:
  - 30208

releaseNotes:
  - |

{{ define "sidebar" }}
<nav class="sidebar">
    <div class="spacer"></div>
    <div class="directory" role="tablist">

    <div class="card">
        <div class="card-header" role="tab" id="header">
            <div>ControlZ</div>
        </div>

        <div class="card-body">
            <ul class="tree">
                {{ range getTopics }}
                    <li>
                        <a href="{{.URL}}">{{.Name}}</a>