var obj runtime.Object
	var ar *kube.AdmissionReview
	out, _, err := deserializer.Decode(body, nil, obj)
	if err != nil {
		return nil, fmt.Errorf("could not decode body: %v", err)
	}
	ar, err = kube.AdmissionReviewKubeToAdapter(out)
	if err != nil {
		return nil, fmt.Errorf("could not decode object: %v", err)
	}

	return ar.Response.Patch, nil
}

var (
	runtimeScheme = func() *runtime.Scheme {

			portForwarder, err := client.NewPortForwarder(podName, ns, "", 0, controlzPort)
			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{

	expDate, err := time.Parse(time.RFC3339, cert.ExpirationTime)
	if err != nil {
		log.Errorf("certificate timestamp (%v) could not be parsed: %v", cert.ExpirationTime, err)
		return false
	}
	fromDate, err := time.Parse(time.RFC3339, cert.ValidFrom)
	if err != nil {
		log.Errorf("certificate timestamp (%v) could not be parsed: %v", cert.ValidFrom, err)
		return false
	}
	if today.After(fromDate) && today.Before(expDate) {

			}

			vwhObject, _, err := deserializer.Decode([]byte(webhookYAML), nil, &admitv1.ValidatingWebhookConfiguration{})
			if err != nil {
				t.Fatalf("could not parse webhook from generated YAML: %s", vwhObject)
			}
			wh := vwhObject.(*admitv1.ValidatingWebhookConfiguration)

			if tc.userManaged {

//
// Instead, we traverse the procfs. Comments on this method are inline.
func getPodNetNs(pod *corev1.Pod) (string, error) {
	// First, find the network namespace id by looking the interface with the given Pod IP.
	// This could break on some platforms if they do not have an interface-per-pod.
	wantID, err := findNetworkIDByIP(pod.Status.PodIP)
	if err != nil {
		return "", fmt.Errorf("network id: %v", err)
	}
	fs, err := procfs.NewFS("/host/proc")

	renameResources, selectResources, ignoreResources string,
) (bool, error) {
	a, err := os.ReadFile(args[0])
	if err != nil {
		return false, fmt.Errorf("could not read %q: %v", args[0], err)
	}
	b, err := os.ReadFile(args[1])
	if err != nil {
		return false, fmt.Errorf("could not read %q: %v", args[1], err)
	}

	diff, err := compare.ManifestDiffWithRenameSelectIgnore(string(a), string(b), renameResources, selectResources,

	s.pods.AddEventHandler(controllers.FromEventHandler(func(o controllers.Event) {
		s.queue.Add(o)
	}))

	// Namespaces could be anything though, so we watch all of those
	//
	// NOTE that we are requeueing namespaces here explicitly to work around
	// test flakes with the fake kube client in `pkg/kube/client.go` -

func GetWebhookRevision(wh admitv1.MutatingWebhookConfiguration) (string, error) {
	if tagName, ok := wh.ObjectMeta.Labels[label.IoIstioRev.Name]; ok {
		return tagName, nil
	}
	return "", fmt.Errorf("could not extract tag revision from webhook")
}

// DeleteTagWebhooks deletes the given webhooks.
func DeleteTagWebhooks(ctx context.Context, client kubernetes.Interface, tag string) error {

  - gofumpt
  - gci
  fast: false
linters-settings:
  gci:
    sections:
      - standard # Captures all standard packages if they do not match another section.
      - default # Contains all imports that could not be matched to another section type.
      - prefix(istio.io/) # Groups all imports with the specified Prefix.
  goimports:
    # put imports beginning with prefix after 3rd-party packages;

  // Maximal length of the note is 1kB, but libraries should be prepared to
  // handle values up to 64kB.
  // +optional
  optional string note = 10;

  // type is the type of this event (Normal, Warning), new types could be added in the future.
  // It is machine-readable.
  // This field cannot be empty for new Events.
  optional string type = 11;