}

	if c.shouldFail {
		if fErr == nil {
			t.Fatalf("Command should have failed for 'istioctl %s', didn't get one, output was %q",
				c.args, output)
		}
	} else {
		if fErr != nil {
			t.Fatalf("Command should not have failed for 'istioctl %s': %v", c.args, fErr)
		}
	}

// we actually may have them before K8S in the Pod object.
func (s *NetServer) AddPodToMesh(ctx context.Context, pod *corev1.Pod, podIPs []netip.Addr, netNs string) error {
	log.Infof("in pod mode - adding pod %s/%s to ztunnel ", pod.Namespace, pod.Name)
	// make sure the cache is aware of the pod, even if we don't have the netns yet.
	s.currentPodSnapshot.Ensure(string(pod.UID))

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")
	if err != nil {

				makeGateway(constants.DefaultNamespaceWaypoint, "default", true, true),
				makeGateway(constants.DefaultNamespaceWaypoint, "fake", true, true),
			},
			expectedOutFile: "all-gateway",
		},
		{
			name: "have both managed and unmanaged gateways",
			args: strings.Split("list -A", " "),
			gateways: []*gateway.Gateway{
				makeGateway("bookinfo", "default", false, true),
				makeGateway("bookinfo-invalid", "fake", true, false),

					break GetProxyLoop
				}
				namespacedName := pod.Name + "." + pod.Namespace
				if visited[namespacedName] {
					// If we already have information about the pod, skip it.
					continue
				}
				resp, err := queryToOnePod(&pod)
				if err != nil {
					fmt.Fprintf(os.Stderr, "Skip the agent in Pod %s due to the error: %s\n", namespacedName, err.Error())

	// lock current snapshot pod map
	p.mu.RLock()
	defer p.mu.RUnlock()
	if info, f := p.currentPodCache[uid]; f {
		return info.Netns
	}
	return nil
}

// make sure uid is in the cache, even if we don't have a netns
func (p *podNetnsCache) Ensure(uid string) {
	p.mu.Lock()
	defer p.mu.Unlock()
	if _, ok := p.currentPodCache[uid]; !ok {
		p.currentPodCache[uid] = WorkloadInfo{}
	}
}

func inferNsInfo(name, namespace string) (string, string) {
	if idx := strings.LastIndex(name, "/"); idx > 0 {
		// If there is a / in it, we need to handle differently. This is resourcetype/name.namespace.
		// However, resourcetype can have . in it as well, so we should only look for namespace after the /.
		separator := strings.LastIndex(name[idx:], ".")
		if separator < 0 {
			return name, namespace
		}

}

func (p *PodNetnsProcFinder) FindNetnsForPods(pods map[types.UID]*corev1.Pod) (PodToNetns, error) {
	/*
		for each process, find its netns inode,
		if we already seen the inode, skip it
		if we haven't seen the inode, check the process cgroup and see if we
		can extract a pod uid from it.
		if we can, open the netns, and save a map of uid->netns-fd
	*/

	podUIDNetns := make(PodToNetns)

	// and kubelet (skippable) traffic would have the same srcip once they got to the pod, and would be indistinguishable.
	//
	// Note that SortedList is used here because the istio sets class has no order guarantees,
	// and our unit tests will flake if rules have a nondeterministic ordering.
	// CLI: -t mangle -A ISTIO_PRERT -s 169.254.7.127 -p tcp -m tcp --dport <PROBEPORT> -j ACCEPT

				return nil
			}
		}
	}

	return fmt.Errorf("no files, or unrecognized op")
}

// checkTempFilesCleaned verifies that all temporary files have been cleaned up
func checkTempFilesCleaned(tempCNIConfDir string, t *testing.T) {
	t.Helper()
	files, err := os.ReadDir(tempCNIConfDir)
	if err != nil {
		t.Fatalf("Failed to list files, err: %v", err)
	}