Пример #1
0
func filterInvalidPods(pods []*api.Pod, source string, recorder record.EventRecorder) (filtered []*api.Pod) {
	names := sets.String{}
	for i, pod := range pods {
		var errlist field.ErrorList
		if errs := validation.ValidatePod(pod); len(errs) != 0 {
			errlist = append(errlist, errs...)
			// If validation fails, don't trust it any further -
			// even Name could be bad.
		} else {
			name := kubecontainer.GetPodFullName(pod)
			if names.Has(name) {
				// TODO: when validation becomes versioned, this gets a bit
				// more complicated.
				errlist = append(errlist, field.Duplicate(field.NewPath("metadata", "name"), pod.Name))
			} else {
				names.Insert(name)
			}
		}
		if len(errlist) > 0 {
			name := bestPodIdentString(pod)
			err := errlist.ToAggregate()
			glog.Warningf("Pod[%d] (%s) from %s failed validation, ignoring: %v", i+1, name, source, err)
			recorder.Eventf(pod, api.EventTypeWarning, kubecontainer.FailedValidation, "Error validating pod %s from %s, ignoring: %v", name, source, err)
			continue
		}
		filtered = append(filtered, pod)
	}
	return
}
Пример #2
0
func TestExtractPodsFromHTTP(t *testing.T) {
	hostname := "different-value"

	grace := int64(30)
	var testCases = []struct {
		desc     string
		pods     runtime.Object
		expected kubetypes.PodUpdate
	}{
		{
			desc: "Single pod",
			pods: &api.Pod{
				TypeMeta: unversioned.TypeMeta{
					Kind:       "Pod",
					APIVersion: "",
				},
				ObjectMeta: api.ObjectMeta{
					Name:      "foo",
					UID:       "111",
					Namespace: "mynamespace",
				},
				Spec: api.PodSpec{
					NodeName:        hostname,
					Containers:      []api.Container{{Name: "1", Image: "foo", ImagePullPolicy: api.PullAlways}},
					SecurityContext: &api.PodSecurityContext{},
				},
				Status: api.PodStatus{
					Phase: api.PodPending,
				},
			},
			expected: CreatePodUpdate(kubetypes.SET,
				kubetypes.HTTPSource,
				&api.Pod{
					ObjectMeta: api.ObjectMeta{
						UID:         "111",
						Name:        "foo" + "-" + hostname,
						Namespace:   "mynamespace",
						Annotations: map[string]string{kubetypes.ConfigHashAnnotationKey: "111"},
						SelfLink:    getSelfLink("foo-"+hostname, "mynamespace"),
					},
					Spec: api.PodSpec{
						NodeName:                      hostname,
						RestartPolicy:                 api.RestartPolicyAlways,
						DNSPolicy:                     api.DNSClusterFirst,
						SecurityContext:               &api.PodSecurityContext{},
						TerminationGracePeriodSeconds: &grace,

						Containers: []api.Container{{
							Name:  "1",
							Image: "foo",
							TerminationMessagePath: "/dev/termination-log",
							ImagePullPolicy:        "Always",
						}},
					},
					Status: api.PodStatus{
						Phase: api.PodPending,
					},
				}),
		},
		{
			desc: "Multiple pods",
			pods: &api.PodList{
				TypeMeta: unversioned.TypeMeta{
					Kind:       "PodList",
					APIVersion: "",
				},
				Items: []api.Pod{
					{
						ObjectMeta: api.ObjectMeta{
							Name: "foo",
							UID:  "111",
						},
						Spec: api.PodSpec{
							NodeName:        hostname,
							Containers:      []api.Container{{Name: "1", Image: "foo", ImagePullPolicy: api.PullAlways}},
							SecurityContext: &api.PodSecurityContext{},
						},
						Status: api.PodStatus{
							Phase: api.PodPending,
						},
					},
					{
						ObjectMeta: api.ObjectMeta{
							Name: "bar",
							UID:  "222",
						},
						Spec: api.PodSpec{
							NodeName:        hostname,
							Containers:      []api.Container{{Name: "2", Image: "bar:bartag", ImagePullPolicy: ""}},
							SecurityContext: &api.PodSecurityContext{},
						},
						Status: api.PodStatus{
							Phase: api.PodPending,
						},
					},
				},
			},
			expected: CreatePodUpdate(kubetypes.SET,
				kubetypes.HTTPSource,
				&api.Pod{
					ObjectMeta: api.ObjectMeta{
						UID:         "111",
						Name:        "foo" + "-" + hostname,
						Namespace:   "default",
						Annotations: map[string]string{kubetypes.ConfigHashAnnotationKey: "111"},
						SelfLink:    getSelfLink("foo-"+hostname, kubetypes.NamespaceDefault),
					},
					Spec: api.PodSpec{
						NodeName:                      hostname,
						RestartPolicy:                 api.RestartPolicyAlways,
						DNSPolicy:                     api.DNSClusterFirst,
						TerminationGracePeriodSeconds: &grace,
						SecurityContext:               &api.PodSecurityContext{},

						Containers: []api.Container{{
							Name:  "1",
							Image: "foo",
							TerminationMessagePath: "/dev/termination-log",
							ImagePullPolicy:        "Always",
						}},
					},
					Status: api.PodStatus{
						Phase: api.PodPending,
					},
				},
				&api.Pod{
					ObjectMeta: api.ObjectMeta{
						UID:         "222",
						Name:        "bar" + "-" + hostname,
						Namespace:   "default",
						Annotations: map[string]string{kubetypes.ConfigHashAnnotationKey: "222"},
						SelfLink:    getSelfLink("bar-"+hostname, kubetypes.NamespaceDefault),
					},
					Spec: api.PodSpec{
						NodeName:                      hostname,
						RestartPolicy:                 api.RestartPolicyAlways,
						DNSPolicy:                     api.DNSClusterFirst,
						TerminationGracePeriodSeconds: &grace,
						SecurityContext:               &api.PodSecurityContext{},

						Containers: []api.Container{{
							Name:  "2",
							Image: "bar:bartag",
							TerminationMessagePath: "/dev/termination-log",
							ImagePullPolicy:        "IfNotPresent",
						}},
					},
					Status: api.PodStatus{
						Phase: api.PodPending,
					},
				}),
		},
	}

	for _, testCase := range testCases {
		var versionedPods runtime.Object
		err := testapi.Default.Converter().Convert(&testCase.pods, &versionedPods)
		if err != nil {
			t.Fatalf("%s: error in versioning the pods: %s", testCase.desc, err)
		}
		data, err := runtime.Encode(testapi.Default.Codec(), versionedPods)
		if err != nil {
			t.Fatalf("%s: error in encoding the pod: %v", testCase.desc, err)
		}
		fakeHandler := utiltesting.FakeHandler{
			StatusCode:   200,
			ResponseBody: string(data),
		}
		testServer := httptest.NewServer(&fakeHandler)
		defer testServer.Close()
		ch := make(chan interface{}, 1)
		c := sourceURL{testServer.URL, http.Header{}, hostname, ch, nil, 0, http.DefaultClient}
		if err := c.extractFromURL(); err != nil {
			t.Errorf("%s: Unexpected error: %v", testCase.desc, err)
			continue
		}
		update := (<-ch).(kubetypes.PodUpdate)

		if !api.Semantic.DeepEqual(testCase.expected, update) {
			t.Errorf("%s: Expected: %#v, Got: %#v", testCase.desc, testCase.expected, update)
		}
		for _, pod := range update.Pods {
			if errs := validation.ValidatePod(pod); len(errs) != 0 {
				t.Errorf("%s: Expected no validation errors on %#v, Got %v", testCase.desc, pod, errs.ToAggregate())
			}
		}
	}
}