Pengyuan Bian <******@****.***> 1625172474 -0700

	client.RunAndWait(ctx.Done())
}

// Set up Kubernetes client using kubeconfig (or in-cluster config if no file provided)
func clientSetup() (kube.Client, error) {
	config, err := kube.DefaultRestConfig("", "")
	if err != nil {
		return nil, err
	}
	return kube.NewClient(kube.NewClientConfigForRestConfig(config), "")

10.244.0.3:53                                    HEALTHY                  outbound|53||kube-dns.kube-system.svc.cluster.local
10.244.0.8:9153                                  HEALTHY                  outbound|9153||kube-dns.kube-system.svc.cluster.local
10.244.0.3:9153                                  HEALTHY                  outbound|9153||kube-dns.kube-system.svc.cluster.local

	clients   map[string]kube.CLIClient
	rootFlags *RootFlags
	results   map[string][]byte
	objects   []runtime.Object
	version   string
}

func (f *fakeInstance) CLIClientWithRevision(rev string) (kube.CLIClient, error) {
	if _, ok := f.clients[rev]; !ok {
		var cliclient kube.CLIClient
		if f.version != "" {
			cliclient = kube.NewFakeClientWithVersion(f.version, f.objects...)
		} else {

	"istio.io/api/annotation"
	"istio.io/api/label"
	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/kube"
)

func IsZtunnelPod(client kube.CLIClient, podName, podNamespace string) bool {
	isZtunnel := strings.HasPrefix(podName, "ztunnel")
	if client == nil {
		return isZtunnel
	}
	pod, err := client.Kube().CoreV1().Pods(podNamespace).Get(context.Background(), podName, metav1.GetOptions{})
	if err != nil {
		return isZtunnel

// may experience problems if they proceed with the install.
func IsK8VersionSupported(c kube.Client, l clog.Logger) error {
	serverVersion, err := c.GetKubernetesVersion()
	if err != nil {
		return fmt.Errorf("error getting Kubernetes version: %w", err)
	}
	if !kube.IsAtLeastVersion(c, MinK8SVersion) {

	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/pkg/kube"
)

func getPodsNameInDefaultNamespace(ctx cli.Context, toComplete string) ([]string, error) {
	client, err := ctx.CLIClient()
	if err != nil {
		return nil, err
	}
	ns := ctx.NamespaceOrDefault(ctx.Namespace())
	podList, err := client.Kube().CoreV1().Pods(ns).List(context.Background(), metav1.ListOptions{})
	if err != nil {

			} else {
				assert.NoError(t, err)
			}
		})
	}
}

func Test_checkTracing(t *testing.T) {
	cli := kube.NewFakeClient()
	messages := diag.Messages{}

	zipkinSvc := &corev1.Service{
		ObjectMeta: metav1.ObjectMeta{
			Name:      "zipkin",
			Namespace: "istio-system",
		},
	}
	cli.Kube().CoreV1().Services("istio-system").Create(context.Background(), zipkinSvc, metav1.CreateOptions{})

	client := kube.NewFakeClient(ns, pod)

	// We are expecting at most 1 calls to the mock, wait for them
	wg, waitForMockCalls := NewWaitForNCalls(t, 1)
	fs := &fakeServer{testWG: wg}

	fs.On("AddPodToMesh",
		ctx,
		mock.IsType(pod),
		util.GetPodIPsIfPresent(pod),
		valid.Netns,
	).Return(nil)

	dpServer := getFakeDP(fs, client.Kube())

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"

	"istio.io/api/annotation"
	"istio.io/api/label"
	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/test/util/assert"
	"istio.io/istio/pkg/util/sets"
)

func Test_extractRevisionFromPod(t *testing.T) {
	cases := []struct {
		name             string
		pod              *corev1.Pod