Golang Interface.Core方法代码示例

func createRemoveRCsPods(t *testing.T, clientSet clientset.Interface, id int, wg *sync.WaitGroup, rcUIDs chan types.UID) {
	defer wg.Done()
	rcClient := clientSet.Core().ReplicationControllers(framework.TestNS)
	podClient := clientSet.Core().Pods(framework.TestNS)
	// create rc.
	rcName := toBeDeletedRCName + strconv.Itoa(id)
	toBeDeletedRC, err := rcClient.Create(newOwnerRC(rcName))
	if err != nil {
		t.Fatalf("Failed to create replication controller: %v", err)
	}
	rcUIDs <- toBeDeletedRC.ObjectMeta.UID
	// create pods. These pods should be cascadingly deleted.
	for j := 0; j < 3; j++ {
		podName := garbageCollectedPodName + strconv.Itoa(id) + "-" + strconv.Itoa(j)
		pod := newPod(podName, []v1.OwnerReference{{UID: toBeDeletedRC.ObjectMeta.UID, Name: rcName}})
		_, err = podClient.Create(pod)
		if err != nil {
			t.Fatalf("Failed to create Pod: %v", err)
		}
	}
	// delete the rc
	if err := rcClient.Delete(rcName, nil); err != nil {
		t.Fatalf("failed to delete replication controller: %v", err)
	}
}

func createRCsPods(t *testing.T, clientSet clientset.Interface, rcs []*v1.ReplicationController, pods []*v1.Pod, ns string) {
	rcClient := clientSet.Core().ReplicationControllers(ns)
	podClient := clientSet.Core().Pods(ns)
	for _, rc := range rcs {
		if _, err := rcClient.Create(rc); err != nil {
			t.Fatalf("Failed to create replication controller %s: %v", rc.Name, err)
		}
	}
	for _, pod := range pods {
		if _, err := podClient.Create(pod); err != nil {
			t.Fatalf("Failed to create pod %s: %v", pod.Name, err)
		}
	}
}

func createRSsPods(t *testing.T, clientSet clientset.Interface, rss []*v1beta1.ReplicaSet, pods []*v1.Pod, ns string) {
	rsClient := clientSet.Extensions().ReplicaSets(ns)
	podClient := clientSet.Core().Pods(ns)
	for _, rs := range rss {
		if _, err := rsClient.Create(rs); err != nil {
			t.Fatalf("Failed to create replica set %s: %v", rs.Name, err)
		}
	}
	for _, pod := range pods {
		if _, err := podClient.Create(pod); err != nil {
			t.Fatalf("Failed to create pod %s: %v", pod.Name, err)
		}
	}
}

func waitRCStable(t *testing.T, clientSet clientset.Interface, rc *v1.ReplicationController, ns string) {
	rcClient := clientSet.Core().ReplicationControllers(ns)
	if err := wait.Poll(10*time.Second, 60*time.Second, func() (bool, error) {
		updatedRC, err := rcClient.Get(rc.Name)
		if err != nil {
			return false, err
		}
		if updatedRC.Status.Replicas != *rc.Spec.Replicas {
			return false, nil
		} else {
			return true, nil
		}
	}); err != nil {
		t.Fatal(err)
	}
}

func allObjectsRemoved(clientSet clientset.Interface) (bool, error) {
	rcClient := clientSet.Core().ReplicationControllers(framework.TestNS)
	podClient := clientSet.Core().Pods(framework.TestNS)
	pods, err := podClient.List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list pods: %v", err)
	}
	if len(pods.Items) != 0 {
		return false, nil
	}
	rcs, err := rcClient.List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list replication controllers: %v", err)
	}
	if len(rcs.Items) != 0 {
		return false, nil
	}
	return true, nil
}

// verifyRemainingObjects verifies if the number of the remaining replication
// controllers and pods are rcNum and podNum. It returns error if the
// communication with the API server fails.
func verifyRemainingObjects(f *framework.Framework, clientSet clientset.Interface, rcNum, podNum int) (bool, error) {
	rcClient := clientSet.Core().ReplicationControllers(f.Namespace.Name)
	pods, err := clientSet.Core().Pods(f.Namespace.Name).List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list pods: %v", err)
	}
	var ret = true
	if len(pods.Items) != podNum {
		ret = false
		By(fmt.Sprintf("expected %d pods, got %d pods", podNum, len(pods.Items)))
	}
	rcs, err := rcClient.List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list replication controllers: %v", err)
	}
	if len(rcs.Items) != rcNum {
		ret = false
		By(fmt.Sprintf("expected %d RCs, got %d RCs", rcNum, len(rcs.Items)))
	}
	return ret, nil
}

// verifyRemainingObjects verifies if the number of the remaining replica
// sets and pods are rsNum and podNum. It returns error if the
// communication with the API server fails.
func verifyRemainingObjects(t *testing.T, clientSet clientset.Interface, namespace string, rsNum, podNum int) (bool, error) {
	rsClient := clientSet.Extensions().ReplicaSets(namespace)
	podClient := clientSet.Core().Pods(namespace)
	pods, err := podClient.List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list pods: %v", err)
	}
	var ret = true
	if len(pods.Items) != podNum {
		ret = false
		t.Logf("expect %d pods, got %d pods", podNum, len(pods.Items))
	}
	rss, err := rsClient.List(api.ListOptions{})
	if err != nil {
		return false, fmt.Errorf("Failed to list replica sets: %v", err)
	}
	if len(rss.Items) != rsNum {
		ret = false
		t.Logf("expect %d RSs, got %d RSs", rsNum, len(rss.Items))
	}
	return ret, nil
}

func setupRCsPods(t *testing.T, gc *garbagecollector.GarbageCollector, clientSet clientset.Interface, nameSuffix string, initialFinalizers []string, options *api.DeleteOptions, wg *sync.WaitGroup, rcUIDs chan types.UID) {
	defer wg.Done()
	rcClient := clientSet.Core().ReplicationControllers(framework.TestNS)
	podClient := clientSet.Core().Pods(framework.TestNS)
	// create rc.
	rcName := "test.rc." + nameSuffix
	rc := newOwnerRC(rcName)
	rc.ObjectMeta.Finalizers = initialFinalizers
	rc, err := rcClient.Create(rc)
	if err != nil {
		t.Fatalf("Failed to create replication controller: %v", err)
	}
	rcUIDs <- rc.ObjectMeta.UID
	// create pods.
	var podUIDs []types.UID
	for j := 0; j < 3; j++ {
		podName := "test.pod." + nameSuffix + "-" + strconv.Itoa(j)
		pod := newPod(podName, []v1.OwnerReference{{UID: rc.ObjectMeta.UID, Name: rc.ObjectMeta.Name}})
		_, err = podClient.Create(pod)
		if err != nil {
			t.Fatalf("Failed to create Pod: %v", err)
		}
		podUIDs = append(podUIDs, pod.ObjectMeta.UID)
	}
	orphan := (options != nil && options.OrphanDependents != nil && *options.OrphanDependents) || (options == nil && len(initialFinalizers) != 0 && initialFinalizers[0] == api.FinalizerOrphan)
	// if we intend to orphan the pods, we need wait for the gc to observe the
	// creation of the pods, otherwise if the deletion of RC is observed before
	// the creation of the pods, the pods will not be orphaned.
	if orphan {
		wait.Poll(5*time.Second, 60*time.Second, func() (bool, error) { return gc.GraphHasUID(podUIDs), nil })
	}
	// delete the rc
	if err := rcClient.Delete(rc.ObjectMeta.Name, options); err != nil {
		t.Fatalf("failed to delete replication controller: %v", err)
	}
}