Golang PodClient.Create方法代码示例

func createIdlePod(podName string, podClient *framework.PodClient) {
	podClient.Create(&api.Pod{
		ObjectMeta: api.ObjectMeta{
			Name: podName,
		},
		Spec: api.PodSpec{
			RestartPolicy: api.RestartPolicyNever,
			Containers: []api.Container{
				{
					Image: ImageRegistry[pauseImage],
					Name:  podName,
				},
			},
		},
	})
}

func createIdlePod(podName string, podClient *framework.PodClient) {
	podClient.Create(&api.Pod{
		ObjectMeta: api.ObjectMeta{
			Name: podName,
		},
		Spec: api.PodSpec{
			RestartPolicy: api.RestartPolicyNever,
			Containers: []api.Container{
				{
					Image: framework.GetPauseImageNameForHostArch(),
					Name:  podName,
				},
			},
		},
	})
}

		BeforeEach(func() {
			podClient = f.PodClient()
		})

		Context("when it is exec hook", func() {
			var file string
			testPodWithExecHook := func(podWithHook *v1.Pod) {
				podCheckHook := getExecHookTestPod("pod-check-hook",
					// Wait until the file is created.
					[]string{"sh", "-c", fmt.Sprintf("while [ ! -e %s ]; do sleep 1; done", file)},
				)
				By("create the pod with lifecycle hook")
				podClient.CreateSync(podWithHook)
				if podWithHook.Spec.Containers[0].Lifecycle.PostStart != nil {
					By("create the hook check pod")
					podClient.Create(podCheckHook)
					By("wait for the hook check pod to success")
					podClient.WaitForSuccess(podCheckHook.Name, postStartWaitTimeout)
				}
				By("delete the pod with lifecycle hook")
				podClient.DeleteSync(podWithHook.Name, v1.NewDeleteOptions(15), podWaitTimeout)
				if podWithHook.Spec.Containers[0].Lifecycle.PreStop != nil {
					By("create the hook check pod")
					podClient.Create(podCheckHook)
					By("wait for the prestop check pod to success")
					podClient.WaitForSuccess(podCheckHook.Name, preStopWaitTimeout)
				}
			}

			BeforeEach(func() {
				file = "/tmp/test-" + string(uuid.NewUUID())

	BeforeEach(func() {
		podClient = f.PodClient()
	})

	It("should support sysctls", func() {
		pod := testPod()
		pod.Annotations[v1.SysctlsPodAnnotationKey] = v1.PodAnnotationsFromSysctls([]v1.Sysctl{
			{
				Name:  "kernel.shm_rmid_forced",
				Value: "1",
			},
		})
		pod.Spec.Containers[0].Command = []string{"/bin/sysctl", "kernel.shm_rmid_forced"}

		By("Creating a pod with the kernel.shm_rmid_forced sysctl")
		pod = podClient.Create(pod)

		By("Watching for error events or started pod")
		// watch for events instead of termination of pod because the kubelet deletes
		// failed pods without running containers. This would create a race as the pod
		// might have already been deleted here.
		ev, err := waitForPodErrorEventOrStarted(pod)
		Expect(err).NotTo(HaveOccurred())
		if ev != nil && ev.Reason == sysctl.UnsupportedReason {
			framework.Skipf("No sysctl support in Docker <1.12")
		}
		Expect(ev).To(BeNil())

		By("Waiting for pod completion")
		err = f.WaitForPodNoLongerRunning(pod.Name)
		Expect(err).NotTo(HaveOccurred())

	probTestInitialDelaySeconds = 15

	defaultObservationTimeout = time.Minute * 2
)

var _ = framework.KubeDescribe("Probing container", func() {
	f := framework.NewDefaultFramework("container-probe")
	var podClient *framework.PodClient
	probe := webserverProbeBuilder{}

	BeforeEach(func() {
		podClient = f.PodClient()
	})

	It("with readiness probe should not be ready before initial delay and never restart [Conformance]", func() {
		p := podClient.Create(makePodSpec(probe.withInitialDelay().build(), nil))
		f.WaitForPodReady(p.Name)

		p, err := podClient.Get(p.Name, metav1.GetOptions{})
		framework.ExpectNoError(err)
		isReady, err := testutils.PodRunningReady(p)
		framework.ExpectNoError(err)
		Expect(isReady).To(BeTrue(), "pod should be ready")

		// We assume the pod became ready when the container became ready. This
		// is true for a single container pod.
		readyTime, err := getTransitionTimeForReadyCondition(p)
		framework.ExpectNoError(err)
		startedTime, err := getContainerStartedTime(p, probTestContainerName)
		framework.ExpectNoError(err)

					framework.Skipf("test skipped because eviction option is not set")
				}

				busyPodName = "to-evict" + string(uuid.NewUUID())
				idlePodName = "idle" + string(uuid.NewUUID())
				verifyPodName = "verify" + string(uuid.NewUUID())
				createIdlePod(idlePodName, podClient)
				podClient.Create(&api.Pod{
					ObjectMeta: api.ObjectMeta{
						Name: busyPodName,
					},
					Spec: api.PodSpec{
						RestartPolicy: api.RestartPolicyNever,
						Containers: []api.Container{
							{
								Image: "gcr.io/google_containers/busybox:1.24",
								Name:  busyPodName,
								// Filling the disk
								Command: []string{"sh", "-c",
									fmt.Sprintf("for NUM in `seq 1 1 100000`; do dd if=/dev/urandom of=%s.$NUM bs=50000000 count=10; sleep 0.5; done",
										dummyFile)},
							},
						},
					},
				})
			})

			AfterEach(func() {
				if !isImageSupported() || !evictionOptionIsSet() { // Skip the after each
					return
				}
				podClient.DeleteSync(busyPodName, &api.DeleteOptions{}, podDisappearTimeout)

			}, time.Minute, time.Second*4).Should(Equal("Hello World\n"))
		})
	})
	Context("when scheduling a busybox command that always fails in a pod", func() {
		var podName string

		BeforeEach(func() {
			podName = "bin-false" + string(uuid.NewUUID())
			podClient.Create(&v1.Pod{
				ObjectMeta: v1.ObjectMeta{
					Name: podName,
				},
				Spec: v1.PodSpec{
					// Don't restart the Pod since it is expected to exit
					RestartPolicy: v1.RestartPolicyNever,
					Containers: []v1.Container{
						{
							Image:   "gcr.io/google_containers/busybox:1.24",
							Name:    podName,
							Command: []string{"/bin/false"},
						},
					},
				},
			})
		})

		It("should have an error terminated reason", func() {
			Eventually(func() error {
				podData, err := podClient.Get(podName)
				if err != nil {
					return err
				}

	})

	Describe("oom score adjusting", func() {
		Context("when scheduling a busybox command that always fails in a pod", func() {
			var podName string

			BeforeEach(func() {
				podName = "bin-false" + string(util.NewUUID())
				podClient.Create(&api.Pod{
					ObjectMeta: api.ObjectMeta{
						Name: podName,
					},
					Spec: api.PodSpec{
						// Don't restart the Pod since it is expected to exit
						RestartPolicy: api.RestartPolicyNever,
						Containers: []api.Container{
							{
								Image:   ImageRegistry[busyBoxImage],
								Name:    podName,
								Command: []string{"/bin/false"},
							},
						},
					},
				})
			})

			It("should have an error terminated reason", func() {
				Eventually(func() error {
					podData, err := podClient.Get(podName)
					if err != nil {
						return err
					}

			BeforeEach(func() {
				if !evictionOptionIsSet() {
					return
				}

				busyPodName = "to-evict" + string(uuid.NewUUID())
				idlePodName = "idle" + string(uuid.NewUUID())
				containersToCleanUp = make(map[string]bool)
				podClient.Create(&api.Pod{
					ObjectMeta: api.ObjectMeta{
						Name: idlePodName,
					},
					Spec: api.PodSpec{
						RestartPolicy: api.RestartPolicyNever,
						Containers: []api.Container{
							{
								Image: ImageRegistry[pauseImage],
								Name:  idlePodName,
							},
						},
					},
				})
				podClient.Create(&api.Pod{
					ObjectMeta: api.ObjectMeta{
						Name: busyPodName,
					},
					Spec: api.PodSpec{
						RestartPolicy: api.RestartPolicyNever,
						Containers: []api.Container{
							{
								Image: ImageRegistry[busyBoxImage],

						Command: []string{"/bin/true"},
					},
				},
				Containers: []v1.Container{
					{
						Name:    "run1",
						Image:   "gcr.io/google_containers/busybox:1.24",
						Command: []string{"/bin/true"},
					},
				},
			},
		}
		if err := podutil.SetInitContainersAnnotations(pod); err != nil {
			Expect(err).To(BeNil())
		}
		startedPod := podClient.Create(pod)
		w, err := podClient.Watch(v1.SingleObject(startedPod.ObjectMeta))
		Expect(err).NotTo(HaveOccurred(), "error watching a pod")
		wr := watch.NewRecorder(w)
		event, err := watch.Until(framework.PodStartTimeout, wr, conditions.PodCompleted)
		Expect(err).To(BeNil())
		framework.CheckInvariants(wr.Events(), framework.ContainerInitInvariant)
		endPod := event.Object.(*v1.Pod)
		if err := podutil.SetInitContainersAndStatuses(endPod); err != nil {
			Expect(err).To(BeNil())
		}

		Expect(endPod.Status.Phase).To(Equal(v1.PodSucceeded))
		_, init := v1.GetPodCondition(&endPod.Status, v1.PodInitialized)
		Expect(init).NotTo(BeNil())
		Expect(init.Status).To(Equal(v1.ConditionTrue))