Golang network.NewFakeHost函数代码示例

func TestPluginValidation(t *testing.T) {
	// The temp dir where test plugins will be stored.
	testPluginPath := tmpDirOrDie()

	// install some random plugin under testPluginPath
	pluginName := selectName()
	defer tearDownPlugin(testPluginPath)
	defer releaseName(pluginName)

	installPluginUnderTest(t, "", testPluginPath, pluginName, nil)

	// modify the perms of the pluginExecutable
	f, err := os.Open(path.Join(testPluginPath, pluginName, pluginName))
	if err != nil {
		t.Errorf("Nil value expected.")
	}
	err = f.Chmod(0444)
	if err != nil {
		t.Errorf("Failed to set perms on plugin exec")
	}
	f.Close()

	_, err = network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), pluginName, network.NewFakeHost(nil))
	if err == nil {
		// we expected an error here because validation would have failed
		t.Errorf("Expected non-nil value.")
	}
}

func TestRunOnce(t *testing.T) {
	cadvisor := &cadvisor.Mock{}
	cadvisor.On("MachineInfo").Return(&cadvisorapi.MachineInfo{}, nil)
	podManager := kubepod.NewBasicPodManager(kubepod.NewFakeMirrorClient())
	diskSpaceManager, _ := newDiskSpaceManager(cadvisor, DiskSpacePolicy{})
	fakeRuntime := &kubecontainer.FakeRuntime{}
	basePath, err := ioutil.TempDir(os.TempDir(), "kubelet")
	if err != nil {
		t.Fatalf("can't make a temp rootdir %v", err)
	}
	defer os.RemoveAll(basePath)
	kb := &Kubelet{
		rootDirectory:       basePath,
		recorder:            &record.FakeRecorder{},
		cadvisor:            cadvisor,
		nodeLister:          testNodeLister{},
		nodeInfo:            testNodeInfo{},
		statusManager:       status.NewManager(nil, podManager),
		containerRefManager: kubecontainer.NewRefManager(),
		podManager:          podManager,
		os:                  kubecontainer.FakeOS{},
		volumeManager:       newVolumeManager(),
		diskSpaceManager:    diskSpaceManager,
		containerRuntime:    fakeRuntime,
	}
	kb.containerManager = cm.NewStubContainerManager()

	kb.networkPlugin, _ = network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	if err := kb.setupDataDirs(); err != nil {
		t.Errorf("Failed to init data dirs: %v", err)
	}

	pods := []*api.Pod{
		{
			ObjectMeta: api.ObjectMeta{
				UID:       "12345678",
				Name:      "foo",
				Namespace: "new",
			},
			Spec: api.PodSpec{
				Containers: []api.Container{
					{Name: "bar"},
				},
			},
		},
	}
	podManager.SetPods(pods)
	results, err := kb.runOnce(pods, time.Millisecond)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	if results[0].Err != nil {
		t.Errorf("unexpected run pod error: %v", results[0].Err)
	}
	if results[0].Pod.Name != "foo" {
		t.Errorf("unexpected pod: %q", results[0].Pod.Name)
	}
}

func TestRunOnce(t *testing.T) {
	cadvisor := &cadvisor.Mock{}
	cadvisor.On("MachineInfo").Return(&cadvisorApi.MachineInfo{}, nil)

	podManager, _ := newFakePodManager()
	diskSpaceManager, _ := newDiskSpaceManager(cadvisor, DiskSpacePolicy{})
	fakeRuntime := &kubecontainer.FakeRuntime{}

	kb := &Kubelet{
		rootDirectory:       "/tmp/kubelet",
		recorder:            &record.FakeRecorder{},
		cadvisor:            cadvisor,
		nodeLister:          testNodeLister{},
		statusManager:       status.NewManager(nil),
		containerRefManager: kubecontainer.NewRefManager(),
		readinessManager:    kubecontainer.NewReadinessManager(),
		podManager:          podManager,
		os:                  kubecontainer.FakeOS{},
		volumeManager:       newVolumeManager(),
		diskSpaceManager:    diskSpaceManager,
		containerRuntime:    fakeRuntime,
	}
	kb.containerManager, _ = newContainerManager(fakeContainerMgrMountInt(), cadvisor, "", "", "")

	kb.networkPlugin, _ = network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	if err := kb.setupDataDirs(); err != nil {
		t.Errorf("Failed to init data dirs: %v", err)
	}

	pods := []*api.Pod{
		{
			ObjectMeta: api.ObjectMeta{
				UID:       "12345678",
				Name:      "foo",
				Namespace: "new",
			},
			Spec: api.PodSpec{
				Containers: []api.Container{
					{Name: "bar"},
				},
			},
		},
	}
	podManager.SetPods(pods)
	results, err := kb.runOnce(pods, time.Millisecond)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	if results[0].Err != nil {
		t.Errorf("unexpected run pod error: %v", results[0].Err)
	}
	if results[0].Pod.Name != "foo" {
		t.Errorf("unexpected pod: %q", results[0].Pod.Name)
	}
}

func newTestDockerManager() (*dockertools.DockerManager, *dockertools.FakeDockerClient) {
	fakeDocker := &dockertools.FakeDockerClient{VersionInfo: docker.Env{"Version=1.1.3", "ApiVersion=1.15"}, Errors: make(map[string]error), RemovedImages: sets.String{}}
	fakeRecorder := &record.FakeRecorder{}
	containerRefManager := kubecontainer.NewRefManager()
	networkPlugin, _ := network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	dockerManager := dockertools.NewFakeDockerManager(
		fakeDocker,
		fakeRecorder,
		prober.FakeProber{},
		containerRefManager,
		&cadvisorApi.MachineInfo{},
		dockertools.PodInfraContainerImage,
		0, 0, "",
		kubecontainer.FakeOS{},
		networkPlugin,
		nil,
		nil)

	return dockerManager, fakeDocker
}

func newTestDockerManager() (*dockertools.DockerManager, *dockertools.FakeDockerClient) {
	fakeDocker := dockertools.NewFakeDockerClient()
	fakeRecorder := &record.FakeRecorder{}
	containerRefManager := kubecontainer.NewRefManager()
	networkPlugin, _ := network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	dockerManager := dockertools.NewFakeDockerManager(
		fakeDocker,
		fakeRecorder,
		proberesults.NewManager(),
		containerRefManager,
		&cadvisorapi.MachineInfo{},
		dockertools.PodInfraContainerImage,
		0, 0, "",
		kubecontainer.FakeOS{},
		networkPlugin,
		nil,
		nil,
		nil)

	return dockerManager, fakeDocker
}

func newTestDockerManagerWithHTTPClient(fakeHTTPClient *fakeHTTP) (*DockerManager, *FakeDockerClient) {
	fakeDocker := NewFakeDockerClient()
	fakeRecorder := &record.FakeRecorder{}
	containerRefManager := kubecontainer.NewRefManager()
	networkPlugin, _ := network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	dockerManager := NewFakeDockerManager(
		fakeDocker,
		fakeRecorder,
		proberesults.NewManager(),
		containerRefManager,
		&cadvisorapi.MachineInfo{},
		kubetypes.PodInfraContainerImage,
		0, 0, "",
		kubecontainer.FakeOS{},
		networkPlugin,
		&fakeRuntimeHelper{},
		fakeHTTPClient,
		util.NewBackOff(time.Second, 300*time.Second))

	return dockerManager, fakeDocker
}

func TestPluginValidation(t *testing.T) {
	pluginName := fmt.Sprintf("test%d", rand.Intn(1000))
	defer tearDownPlugin(pluginName)
	installPluginUnderTest(t, "", pluginName, nil)

	// modify the perms of the pluginExecutable
	f, err := os.Open(path.Join(testPluginPath, pluginName, pluginName))
	if err != nil {
		t.Errorf("Nil value expected.")
	}
	err = f.Chmod(0444)
	if err != nil {
		t.Errorf("Failed to set perms on plugin exec")
	}
	f.Close()

	_, err = network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), pluginName, network.NewFakeHost(nil))
	if err == nil {
		// we expected an error here because validation would have failed
		t.Errorf("Expected non-nil value.")
	}
}

func TestSelectWrongPlugin(t *testing.T) {
	// install some random plugin under testPluginPath
	pluginName := fmt.Sprintf("test%d", rand.Intn(1000))
	defer tearDownPlugin(pluginName)
	installPluginUnderTest(t, "", pluginName, nil)

	wrongPlugin := "abcd"
	plug, err := network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), wrongPlugin, network.NewFakeHost(nil))
	if plug != nil || err == nil {
		t.Errorf("Expected to see an error. Wrong plugin selected.")
	}
}

//.........这里部分代码省略.........
				},
				{
					ID:    "baz",
					Names: []string{"/k8s_baz.1234_qux_ns_1234_42"},
				},
			},
			[]docker.APIContainers{
				{
					ID:    "barfoo",
					Names: []string{"/k8s_barfoo.1234_qux_ns_1234_42"},
				},
				{
					ID:    "bazbaz",
					Names: []string{"/k8s_bazbaz.1234_qux_ns_5678_42"},
				},
			},
			true,
			[]*kubecontainer.Pod{
				{
					ID:        "1234",
					Name:      "qux",
					Namespace: "ns",
					Containers: []*kubecontainer.Container{
						{
							ID:    kubetypes.DockerID("foobar").ContainerID(),
							Name:  "foobar",
							Hash:  0x1234,
							State: kubecontainer.ContainerStateUnknown,
						},
						{
							ID:    kubetypes.DockerID("barfoo").ContainerID(),
							Name:  "barfoo",
							Hash:  0x1234,
							State: kubecontainer.ContainerStateUnknown,
						},
						{
							ID:    kubetypes.DockerID("baz").ContainerID(),
							Name:  "baz",
							Hash:  0x1234,
							State: kubecontainer.ContainerStateUnknown,
						},
					},
				},
				{
					ID:        "2343",
					Name:      "qux",
					Namespace: "ns",
					Containers: []*kubecontainer.Container{
						{
							ID:    kubetypes.DockerID("barbar").ContainerID(),
							Name:  "barbar",
							Hash:  0x1234,
							State: kubecontainer.ContainerStateUnknown,
						},
					},
				},
				{
					ID:        "5678",
					Name:      "qux",
					Namespace: "ns",
					Containers: []*kubecontainer.Container{
						{
							ID:    kubetypes.DockerID("bazbaz").ContainerID(),
							Name:  "bazbaz",
							Hash:  0x1234,
							State: kubecontainer.ContainerStateUnknown,
						},
					},
				},
			},
		},
		{
			[]docker.APIContainers{},
			[]docker.APIContainers{},
			true,
			nil,
		},
	}
	fakeClient := &FakeDockerClient{}
	np, _ := network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	// image back-off is set to nil, this test shouldnt pull images
	containerManager := NewFakeDockerManager(fakeClient, &record.FakeRecorder{}, nil, nil, &cadvisorapi.MachineInfo{}, PodInfraContainerImage, 0, 0, "", kubecontainer.FakeOS{}, np, nil, nil, nil)
	for i, test := range tests {
		fakeClient.ContainerList = test.containerList
		fakeClient.ExitedContainerList = test.exitedContainerList

		result, _ := containerManager.GetPods(test.all)
		for i := range result {
			sort.Sort(containersByID(result[i].Containers))
		}
		for i := range test.expectedPods {
			sort.Sort(containersByID(test.expectedPods[i].Containers))
		}
		sort.Sort(podsByID(result))
		sort.Sort(podsByID(test.expectedPods))
		if !reflect.DeepEqual(test.expectedPods, result) {
			t.Errorf("%d: expected: %#v, saw: %#v", i, test.expectedPods, result)
		}
	}
}

func TestPluginTearDownHook(t *testing.T) {
	pluginName := fmt.Sprintf("test%d", rand.Intn(1000))
	defer tearDownPlugin(pluginName)
	installPluginUnderTest(t, "", pluginName, nil)

	plug, err := network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), pluginName, network.NewFakeHost(nil))

	err = plug.TearDownPod("podNamespace", "podName", "dockerid2345")
	if err != nil {
		t.Errorf("Expected nil")
	}
	// check output of setup hook
	output, err := ioutil.ReadFile(path.Join(testPluginPath, pluginName, pluginName+".out"))
	if err != nil {
		t.Errorf("Expected nil")
	}
	expectedOutput := "teardown podNamespace podName dockerid2345"
	if string(output) != expectedOutput {
		t.Errorf("Mismatch in expected output for teardown hook. Expected '%s', got '%s'", expectedOutput, string(output))
	}
}

func TestRunOnce(t *testing.T) {
	cadvisor := &cadvisor.Mock{}
	cadvisor.On("MachineInfo").Return(&cadvisorapi.MachineInfo{}, nil)
	cadvisor.On("DockerImagesFsInfo").Return(cadvisorapiv2.FsInfo{
		Usage:     400 * mb,
		Capacity:  1000 * mb,
		Available: 600 * mb,
	}, nil)
	cadvisor.On("RootFsInfo").Return(cadvisorapiv2.FsInfo{
		Usage:    9 * mb,
		Capacity: 10 * mb,
	}, nil)
	podManager := kubepod.NewBasicPodManager(kubepod.NewFakeMirrorClient())
	diskSpaceManager, _ := newDiskSpaceManager(cadvisor, DiskSpacePolicy{})
	fakeRuntime := &kubecontainer.FakeRuntime{}
	basePath, err := utiltesting.MkTmpdir("kubelet")
	if err != nil {
		t.Fatalf("can't make a temp rootdir %v", err)
	}
	defer os.RemoveAll(basePath)
	kb := &Kubelet{
		rootDirectory:       basePath,
		recorder:            &record.FakeRecorder{},
		cadvisor:            cadvisor,
		nodeLister:          testNodeLister{},
		nodeInfo:            testNodeInfo{},
		statusManager:       status.NewManager(nil, podManager),
		containerRefManager: kubecontainer.NewRefManager(),
		podManager:          podManager,
		os:                  kubecontainer.FakeOS{},
		volumeManager:       newVolumeManager(),
		diskSpaceManager:    diskSpaceManager,
		containerRuntime:    fakeRuntime,
		reasonCache:         NewReasonCache(),
		clock:               util.RealClock{},
	}
	kb.containerManager = cm.NewStubContainerManager()

	kb.networkPlugin, _ = network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	if err := kb.setupDataDirs(); err != nil {
		t.Errorf("Failed to init data dirs: %v", err)
	}

	pods := []*api.Pod{
		{
			ObjectMeta: api.ObjectMeta{
				UID:       "12345678",
				Name:      "foo",
				Namespace: "new",
			},
			Spec: api.PodSpec{
				Containers: []api.Container{
					{Name: "bar"},
				},
			},
		},
	}
	podManager.SetPods(pods)
	// The original test here is totally meaningless, because fakeruntime will always return an empty podStatus. While
	// the originial logic of isPodRunning happens to return true when podstatus is empty, so the test can always pass.
	// Now the logic in isPodRunning is changed, to let the test pass, we set the podstatus directly in fake runtime.
	// This is also a meaningless test, because the isPodRunning will also always return true after setting this. However,
	// because runonce is never used in kubernetes now, we should deprioritize the cleanup work.
	// TODO(random-liu) Fix the test, make it meaningful.
	fakeRuntime.PodStatus = kubecontainer.PodStatus{
		ContainerStatuses: []*kubecontainer.ContainerStatus{
			{
				Name:  "bar",
				State: kubecontainer.ContainerStateRunning,
			},
		},
	}
	results, err := kb.runOnce(pods, time.Millisecond)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	if results[0].Err != nil {
		t.Errorf("unexpected run pod error: %v", results[0].Err)
	}
	if results[0].Pod.Name != "foo" {
		t.Errorf("unexpected pod: %q", results[0].Pod.Name)
	}
}

func TestRunOnce(t *testing.T) {
	cadvisor := &cadvisor.Mock{}
	cadvisor.On("MachineInfo").Return(&cadvisorApi.MachineInfo{}, nil)

	podManager, _ := newFakePodManager()

	kb := &Kubelet{
		rootDirectory:       "/tmp/kubelet",
		recorder:            &record.FakeRecorder{},
		cadvisor:            cadvisor,
		nodeLister:          testNodeLister{},
		statusManager:       newStatusManager(nil),
		containerRefManager: kubecontainer.NewRefManager(),
		readinessManager:    kubecontainer.NewReadinessManager(),
		podManager:          podManager,
		os:                  kubecontainer.FakeOS{},
		volumeManager:       newVolumeManager(),
	}
	kb.containerManager, _ = newContainerManager(cadvisor, "", "", "")

	kb.networkPlugin, _ = network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	if err := kb.setupDataDirs(); err != nil {
		t.Errorf("Failed to init data dirs: %v", err)
	}
	podContainers := []docker.APIContainers{
		{
			Names:  []string{"/k8s_bar." + strconv.FormatUint(kubecontainer.HashContainer(&api.Container{Name: "bar"}), 16) + "_foo_new_12345678_42"},
			ID:     "1234",
			Status: "running",
		},
		{
			Names:  []string{"/k8s_net_foo.new.test_abcdefgh_42"},
			ID:     "9876",
			Status: "running",
		},
	}
	kb.dockerClient = &testDocker{
		listContainersResults: []listContainersResult{
			{label: "list pod container", containers: []docker.APIContainers{}},
			{label: "syncPod", containers: []docker.APIContainers{}},
			{label: "list pod container", containers: []docker.APIContainers{}},
			{label: "syncPod", containers: podContainers},
			{label: "list pod container", containers: podContainers},
			{label: "list pod container", containers: podContainers},
		},
		inspectContainersResults: []inspectContainersResult{
			{
				label: "syncPod",
				container: docker.Container{
					Config: &docker.Config{Image: "someimage"},
					State:  docker.State{Running: true, Pid: 42},
				},
			},
			{
				label: "syncPod",
				container: docker.Container{
					Config: &docker.Config{Image: "someimage"},
					State:  docker.State{Running: true, Pid: 42},
				},
			},
			{
				label: "syncPod",
				container: docker.Container{
					Config: &docker.Config{Image: "someimage"},
					State:  docker.State{Running: true, Pid: 42},
				},
			},
			{
				label: "syncPod",
				container: docker.Container{
					Config: &docker.Config{Image: "someimage"},
					State:  docker.State{Running: true, Pid: 42},
				},
			},
		},
		t: t,
	}

	kb.containerRuntime = dockertools.NewFakeDockerManager(
		kb.dockerClient,
		kb.recorder,
		kb.readinessManager,
		kb.containerRefManager,
		dockertools.PodInfraContainerImage,
		0,
		0,
		"",
		kubecontainer.FakeOS{},
		kb.networkPlugin,
		kb,
		nil,
		newKubeletRuntimeHooks(kb.recorder))

	pods := []*api.Pod{
		{
			ObjectMeta: api.ObjectMeta{
				UID:       "12345678",
				Name:      "foo",
				Namespace: "new",
			},
//.........这里部分代码省略.........

func TestPluginStatusHookIPv6(t *testing.T) {
	// The temp dir where test plugins will be stored.
	testPluginPath := tmpDirOrDie()

	// install some random plugin under testPluginPath
	pluginName := selectName()
	defer tearDownPlugin(testPluginPath)
	defer releaseName(pluginName)

	pluginDir := path.Join(testPluginPath, pluginName)
	execTemplate := &map[string]interface{}{
		"IPAddress":  "fe80::e2cb:4eff:fef9:6710",
		"OutputFile": path.Join(pluginDir, pluginName+".out"),
	}
	installPluginUnderTest(t, "", testPluginPath, pluginName, execTemplate)

	plug, err := network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), pluginName, network.NewFakeHost(nil))
	if err != nil {
		t.Errorf("InitNetworkPlugin() failed: %v", err)
	}

	ip, err := plug.Status("namespace", "name", "dockerid2345")
	if err != nil {
		t.Errorf("Status() failed: %v", err)
	}
	// check output of status hook
	outPath := path.Join(testPluginPath, pluginName, pluginName+".out")
	output, err := ioutil.ReadFile(outPath)
	if err != nil {
		t.Errorf("ReadFile(%q) failed: %v", outPath, err)
	}
	expectedOutput := "status namespace name dockerid2345"
	if string(output) != expectedOutput {
		t.Errorf("Mismatch in expected output for status hook. Expected %q, got %q", expectedOutput, string(output))
	}
	if ip.IP.String() != "fe80::e2cb:4eff:fef9:6710" {
		t.Errorf("Mismatch in expected output for status hook. Expected 'fe80::e2cb:4eff:fef9:6710', got '%s'", ip.IP.String())
	}
}

func TestPluginStatusHook(t *testing.T) {
	// The temp dir where test plugins will be stored.
	testPluginPath := tmpDirOrDie()

	// install some random plugin under testPluginPath
	pluginName := selectName()
	defer tearDownPlugin(testPluginPath)
	defer releaseName(pluginName)

	installPluginUnderTest(t, "", testPluginPath, pluginName, nil)

	plug, err := network.InitNetworkPlugin(ProbeNetworkPlugins(testPluginPath), pluginName, network.NewFakeHost(nil))

	ip, err := plug.Status("namespace", "name", "dockerid2345")
	if err != nil {
		t.Errorf("Expected nil got %v", err)
	}
	// check output of status hook
	output, err := ioutil.ReadFile(path.Join(testPluginPath, pluginName, pluginName+".out"))
	if err != nil {
		t.Errorf("Expected nil")
	}
	expectedOutput := "status namespace name dockerid2345"
	if string(output) != expectedOutput {
		t.Errorf("Mismatch in expected output for status hook. Expected '%s', got '%s'", expectedOutput, string(output))
	}
	if ip.IP.String() != "10.20.30.40" {
		t.Errorf("Mismatch in expected output for status hook. Expected '10.20.30.40', got '%s'", ip.IP.String())
	}
}

// TestFakePodWorkers verifies that the fakePodWorkers behaves the same way as the real podWorkers
// for their invocation of the syncPodFn.
func TestFakePodWorkers(t *testing.T) {
	// Create components for pod workers.
	fakeDocker := &dockertools.FakeDockerClient{}
	fakeRecorder := &record.FakeRecorder{}
	np, _ := network.InitNetworkPlugin([]network.NetworkPlugin{}, "", network.NewFakeHost(nil))
	dockerManager := dockertools.NewFakeDockerManager(fakeDocker, fakeRecorder, nil, nil, &cadvisorApi.MachineInfo{}, dockertools.PodInfraContainerImage, 0, 0, "", kubecontainer.FakeOS{}, np, nil, nil)
	fakeRuntimeCache := kubecontainer.NewFakeRuntimeCache(dockerManager)

	kubeletForRealWorkers := &simpleFakeKubelet{}
	kubeletForFakeWorkers := &simpleFakeKubelet{}

	realPodWorkers := newPodWorkers(fakeRuntimeCache, kubeletForRealWorkers.syncPodWithWaitGroup, fakeRecorder)
	fakePodWorkers := &fakePodWorkers{kubeletForFakeWorkers.syncPod, fakeRuntimeCache, t}

	tests := []struct {
		pod                    *api.Pod
		mirrorPod              *api.Pod
		containerList          []docker.APIContainers
		containersInRunningPod int
	}{
		{
			&api.Pod{},
			&api.Pod{},
			[]docker.APIContainers{},
			0,
		},

		{
			&api.Pod{
				ObjectMeta: api.ObjectMeta{
					UID:       "12345678",
					Name:      "foo",
					Namespace: "new",
				},
				Spec: api.PodSpec{
					Containers: []api.Container{
						{
							Name: "fooContainer",
						},
					},
				},
			},
			&api.Pod{
				ObjectMeta: api.ObjectMeta{
					UID:       "12345678",
					Name:      "fooMirror",
					Namespace: "new",
				},
				Spec: api.PodSpec{
					Containers: []api.Container{
						{
							Name: "fooContainerMirror",
						},
					},
				},
			},
			[]docker.APIContainers{
				{
					// format is // k8s_<container-id>_<pod-fullname>_<pod-uid>_<random>
					Names: []string{"/k8s_bar.hash123_foo_new_12345678_0"},
					ID:    "1234",
				},
				{
					// pod infra container
					Names: []string{"/k8s_POD.hash123_foo_new_12345678_0"},
					ID:    "9876",
				},
			},
			2,
		},

		{
			&api.Pod{
				ObjectMeta: api.ObjectMeta{
					UID:       "98765",
					Name:      "bar",
					Namespace: "new",
				},
				Spec: api.PodSpec{
					Containers: []api.Container{
						{
							Name: "fooContainer",
						},
					},
				},
			},
			&api.Pod{
				ObjectMeta: api.ObjectMeta{
					UID:       "98765",
					Name:      "fooMirror",
					Namespace: "new",
				},
				Spec: api.PodSpec{
					Containers: []api.Container{
						{
							Name: "fooContainerMirror",
						},
					},
//.........这里部分代码省略.........