p.currentPodCache[uid] = workload
}

func closeNetns(netns NetnsCloser) {
	netns.Close()
}

func (p *podNetnsCache) ReadCurrentPodSnapshot() map[string]WorkloadInfo {
	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

	n, err := netns.GetNS(nspath)
	if err != nil {
		return nil, err
	}
	i, err := inodeForFd(n)
	if err != nil {
		n.Close()
		return nil, err
	}
	return &NetnsWrapper{innerNetns: n, inode: i}, nil
}

func NetnsSet(n NetnsFd) error {
	if err := unix.Setns(int(n.Fd()), unix.CLONE_NEWNET); err != nil {
		return fmt.Errorf("Error switching to ns fd %v: %v", n.Fd(), err)
	}
	return nil
}

	udsSock := filepath.Join(udsSockDir, "cni.sock")
	logger := NewUDSLogger()
	pluginLog.SetOutputLevel(log.DebugLevel) // this will be configured by global.logging.level
	stop := make(chan struct{})
	defer close(stop)
	assert.NoError(t, logger.StartUDSLogServer(udsSock, stop))

	// Configure log to tee to UDS server
	stdout := os.Stdout
	r, w, _ := os.Pipe()
	os.Stdout = w
	loggingOptions := log.DefaultOptions()

	file := os.Stdin
	if filename != "-" {
		var err error
		file, err = os.Open(filename)
		if err != nil {
			return nil, err
		}
	}
	defer func() {
		if err := file.Close(); err != nil {
			log.Errorf("failed to close %s: %s", filename, err)
		}
	}()
	data, err := io.ReadAll(file)
	if err != nil {
		return nil, err
	}
	return data, nil
}

	if err := cfg.FillConfigFromEnvironment(); err != nil {
		return err
	}

	netNs, err := getNs(netns)
	if err != nil {
		err = fmt.Errorf("failed to open netns %q: %s", netns, err)
		return err
	}
	defer netNs.Close()

	return netNs.Do(func(_ ns.NetNS) error {
		log.Infof("============= Start iptables configuration for %v =============", podName)
		defer log.Infof("============= End iptables configuration for %v =============", podName)

		UID:       types.UID("863b91d4-4b68-4efa-917f-4b560e3e86aa"),
	}}
	podUIDNetns, err := n.FindNetnsForPods(map[types.UID]*corev1.Pod{
		pod.UID: pod,
	})
	if err != nil {
		panic(err)
	}
	defer podUIDNetns.Close()

	if len(podUIDNetns) == 0 {
		t.Fatal("expected to find pod netns")
	}

	expectedUID := "863b91d4-4b68-4efa-917f-4b560e3e86aa"
	if podUIDNetns[expectedUID] == (WorkloadInfo{}) {

		if err != nil {
			return nil, err
		}
		err = fw.Start()
		if err != nil {
			return nil, err
		}
		defer fw.Close()
		xdsOpts.Xds = fw.Address()
		response, err := GetXdsResponse(dr, istioNamespace, tokenServiceAccount, xdsOpts, dialOpts)
		if err != nil {

			// No problem, must not be the one we are after.
			log.Debugf("failed to open pid %v: %v", p.PID, err)
			continue
		}
		id, err := netlink.GetNetNsIdByFd(fd)
		_ = unix.Close(fd)
		if err != nil {
			log.Debugf("failed to get netns for pid %v: %v", p.PID, err)
			continue
		}

		if id != wantID {
			// Not the network we want, skip
			continue
		}
		s, err := p.Stat()

	server := httptest.NewServer(handler)
	url, _ := url.Parse(server.URL)
	return server, url
}

func Test_flagState_run(t *testing.T) {
	server, url := setupHTTPServer()
	defer server.Close()

	ctrzClientNoScopejHandler := &ControlzClient{
		baseURL:    url,
		httpClient: &http.Client{},
	}
	tests := []struct {
		name    string
		state   flagState
		want    string
		wantErr bool

	case <-wg.done:
		panic("use of an already closed WaitGroup")
	default:
	}
	atomic.AddInt32(&wg.count, i)
}

func (wg *WaitGroup) Done() {
	i := atomic.AddInt32(&wg.count, -1)
	if i == 0 {
		close(wg.done)
	}
}

func (wg *WaitGroup) C() <-chan struct{} {
	return wg.done