// Otherwise uses the namespace value passed into the function
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 {

	p.mu.RLock()
	defer p.mu.RUnlock()
	// snapshot the cache to avoid long locking
	return maps.Clone(p.currentPodCache)
}

// Remove and return the Netns for the given uid
// No need to return NetnsCloser here it will be closed automatically on GC.
// (it may be used in parallel by other parts of the code, so we want it to be used only when not used)
func (p *podNetnsCache) Take(uid string) Netns {

	if err != nil {
		log.Errorf("failed to annotate pod unenrollment: %v", err)
	}
	return err
}

// Delete pod from mesh: pod is deleted. iptables rules will die with it, we just need to update ztunnel
func (s *meshDataplane) DelPodFromMesh(ctx context.Context, pod *corev1.Pod) error {
	log := log.WithLabels("ns", pod.Namespace, "name", pod.Name)
	err := s.netServer.DelPodFromMesh(ctx, pod)
	if err != nil {

		// We have no good way to distinguish between these two cases from here. But we don't need to!
		// Existing pods will be handled by the dataplane using `GetAmbientPods`,
		// and the initial enqueueNamespace, and new pods will be handled by the CNI.

	case controllers.EventUpdate:
		// For update, we just need to handle opt outs
		newPod := event.New.(*corev1.Pod)
		oldPod := event.Old.(*corev1.Pod)

}

func podAndNetns() (*v1.Pod, *fakeNs) {
	devNull, err := os.Open(os.DevNull)
	if err != nil {
		panic(err)
	}
	// we can't close this now, because we need to pass it from the ztunnel server to the client
	// it would leak, but this is a test, so we don't care
	//	defer devNull.Close()

	id := ztunnelTestCounter.Add(1)
	pod := &v1.Pod{
		ObjectMeta: metav1.ObjectMeta{

	}
}

func runPlugin() error {
	if err := log.Configure(plugin.GetLoggingOptions("")); err != nil {
		return err
	}
	defer func() {
		// Log sync will send logs to install-cni container via UDS.
		// We don't need a timeout here because underlying the log pkg already handles it.
		// this may fail, but it should be safe to ignore according
		// to https://github.com/uber-go/zap/issues/328
		_ = log.Sync()
	}()

// superset of type `list:set` - we can then query the superset directly in iptables (with the same rule),
// and iptables will be smart enough to pick the correct underlying set (v4 or v6, based on context),
// reducing the # of rules we need.
//
// BUT netlink lib doesn't support adding things to `list:set` types yet, and current tagged release
// doesn't support creating `list:set` types yet (is in main branch tho).

	//
	// It doesn't matter what this IP is, so long as it's not routable and doesn't collide with anything else.
	//
	// IPv6 link local ranges are designed to be collision-resistant by default, and so probably never need to be overridden
	DefaultHostProbeSNATIP   = "169.254.7.127"
	DefaultHostProbeSNATIPV6 = "fd16:9254:7127:1337:ffff:ffff:ffff:ffff"
)

type AmbientArgs struct {
	SystemNamespace string
	Revision        string

	rc, err := kube.DefaultRestConfig(kubeconfig, configContext, func(config *rest.Config) {
		// We are running a one-off command locally, so we don't need to worry too much about rate limiting
		// Bumping this up greatly decreases install time
		config.QPS = 50
		config.Burst = 100
	})
	if err != nil {
		return nil, err
	}

		// net.ip is implicitly convertible to netip as slice
		ip, _ := netip.AddrFromSlice(configuredPodIPs.Address.IP)
		// We ignore the mask of the IPNet - it's fine if the IPNet defines
		// a block grant of addresses, we just need one for checking routes.
		podIps = append(podIps, ip)
	}
	// Note that we use the IP info from the CNI plugin here - the Pod struct as reported by K8S doesn't have this info