// "no running Istio pods in istio-system" for the first time
	_ = detectIstioVersionDiff(p, tag, ns, kubeClient, iop)
	exists := revtag.PreviousInstallExists(context.Background(), kubeClient.Kube())
	err = detectDefaultWebhookChange(p, kubeClient, iop, exists)
	if err != nil {
		return fmt.Errorf("failed to detect the default webhook change: %v", err)
	}

    - istio-proxy container exists and
        - does not have DISABLE_ENVOY environment variable (which triggers proxyless mode)
        - has a istio-proxy container, with first 2 args "proxy" and "sidecar" - or less then 2 args, or first arg not proxy.
        - "sidecar.istio.io/inject" is not false
        - "sidecar.istio.io/status" exists

### Redirect API

	// we cannot make assumptions there.

	// -A OUTPUT -m owner --socket-exists -p tcp -m set --match-set istio-inpod-probes dst,dst -j SNAT --to-source 169.254.7.127
	iptablesBuilder.AppendRuleV4(
		iptableslog.UndefinedCommand, ChainHostPostrouting, iptablesconstants.NAT,
		"-m", "owner",
		"--socket-exists",
		"-p", "tcp",
		"-m", "set",
		"--match-set", fmt.Sprintf(ipset.V4Name, ProbeIPSet),
		"dst",

	setupLogging()
	fixture := getTestFixure(ctx)
	netServer := fixture.netServer
	ztunnelServer := fixture.ztunnelServer
	podMeta := metav1.ObjectMeta{
		Name:      "foo",
		Namespace: "bar",
		// this uid exists in the fake filesystem.
		UID: "863b91d4-4b68-4efa-917f-4b560e3e86aa",
	}
	podIP := netip.MustParseAddr("99.9.9.9")
	podIPs := []netip.Addr{podIP}
	expectPodAddedToIPSet(fixture.ipsetDeps, podMeta)

	g := NewWithT(t)

	objss, err := runManifestCommands("istiod_remote", "", liveCharts, nil)
	if err != nil {
		t.Fatal(err)
	}

	for _, objs := range objss {
		// check core CRDs exists
		g.Expect(objs.kind(name.CRDStr).nameEquals("destinationrules.networking.istio.io")).Should(Not(BeNil()))
		g.Expect(objs.kind(name.CRDStr).nameEquals("gateways.networking.istio.io")).Should(Not(BeNil()))

					return err
				}
			} else {
				wg, err = kubeClient.Istio().NetworkingV1alpha3().WorkloadGroups(namespace).Get(context.Background(), name, metav1.GetOptions{})
				// errors if the requested workload group does not exist in the given namespace
				if err != nil {
					return fmt.Errorf("workloadgroup %s not found in namespace %s: %v", name, namespace, err)
				}
			}