// Create existing config file if specified in test case
			cniConfigFilePath := filepath.Join(cniNetDir, c.configFilename)
			if err := file.AtomicCopy(filepath.Join("testdata", c.existingConfigFilename), cniNetDir, c.configFilename); err != nil {
				t.Fatal(err)
			}

			// Create existing binary files
			if err := os.WriteFile(filepath.Join(cniBinDir, "istio-cni"), []byte{1, 2, 3}, 0o755); err != nil {
				t.Fatal(err)
			}

			"ingressIP":  "fd00:10:96::2",
		},
	}
	for _, dir := range files {
		if !dir.IsDir() {
			continue
		}
		testdir := path.Join("testdata/vmconfig", dir.Name())
		t.Cleanup(func() {
			for k := range generated {
				os.Remove(path.Join(testdir, k))
			}
		})
		t.Run(dir.Name(), func(t *testing.T) {
			createClientFunc := func(client kube.CLIClient) {

				if includeConfigType {
					name := fmt.Sprintf("listener/%s", l.Name)
					fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\n", name, strings.Join(addresses, ","), port, match.match, match.destination)
				} else {
					fmt.Fprintf(w, "%v\t%v\t%v\t%v\n", strings.Join(addresses, ","), port, match.match, match.destination)
				}
			}
		} else {
			listenerType := retrieveListenerType(l)
			if includeConfigType {

		out[cmd] = objs
	}

	return out, nil
}

// fakeApplyManifest runs istioctl install.
func fakeApplyManifest(inFile, flags string, chartSource chartSourceType) (*ObjectSet, error) {
	inPath := filepath.Join(testDataDir, "input", inFile+".yaml")
	manifest, err := runManifestCommand("install", []string{inPath}, flags, chartSource, nil)
	if err != nil {
		return nil, fmt.Errorf("error %s: %s", err, manifest)
	}

		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for 'istioctl %s'\n got %v\nwant: %v", strings.Join(c.args, " "), output, c.expectedString)
	}

	if c.wantException {
		if fErr == nil {

			}
			webhookConfig, err = fixWhConfig(fakeClient, webhookConfig)
			if err != nil {
				t.Fatalf("webhook fixing failed with error: %v", err)
			}
			opts := &GenerateOptions{
				ManifestsPath: filepath.Join(env.IstioSrc, "manifests"),
			}
			if tc.userManaged {
				opts.UserManaged = true
			}
			webhookYAML, err := generateValidatingWebhook(webhookConfig, opts)
			if err != nil {

	cniConfigStr = strings.ReplaceAll(cniConfigStr, "__KUBECONFIG_FILENAME__", vars.kubeconfigFilename)
	cniConfigStr = strings.ReplaceAll(cniConfigStr, "__KUBECONFIG_FILEPATH__", filepath.Join(vars.cniNetDir, vars.kubeconfigFilename))
	cniConfigStr = strings.ReplaceAll(cniConfigStr, "__KUBERNETES_SERVICE_HOST__", vars.k8sServiceHost)

	if err := s.buildZtunnelSnapshot(podsByUID); err != nil {
		log.Warnf("failed to construct initial ztunnel snapshot: %v", err)
		consErr = append(consErr, err)
	}

	return errors.Join(consErr...)
}

func (s *NetServer) buildZtunnelSnapshot(ambientPodUIDs map[types.UID]*corev1.Pod) error {
	// first add all the pods as empty:
	for uid := range ambientPodUIDs {

		}
	}
	return errors.Join(execErrs...)
}

func (cfg *IptablesConfigurator) executeIptablesCommands(iptVer *dep.IptablesVersion, args [][]string) error {
	var iptErrs []error
	for _, argSet := range args {
		iptErrs = append(iptErrs, cfg.ext.Run(iptablesconstants.IPTables, iptVer, nil, argSet...))
	}
	return errors.Join(iptErrs...)
}

	fieldSelectors = append(fieldSelectors, fmt.Sprintf("spec.nodeName=%v", cfg.NodeName))
	c.pods = kclient.NewFiltered[*corev1.Pod](client, kclient.Filter{
		LabelSelector: cfg.LabelSelectors,
		FieldSelector: strings.Join(fieldSelectors, ","),
	})
	c.queue = controllers.NewQueue("repair pods",
		controllers.WithReconciler(c.Reconcile),
		controllers.WithMaxAttempts(5))
	c.pods.AddEventHandler(controllers.ObjectHandler(c.queue.AddObject))