Golang etcdtest.AddPrefix函数代码示例

func TestEtcdDeleteService(t *testing.T) {
	ctx := api.NewDefaultContext()
	fakeClient := tools.NewFakeEtcdClient(t)
	registry := NewTestEtcdRegistryWithPods(fakeClient)
	key, _ := etcdgeneric.NamespaceKeyFunc(ctx, "/services/specs", "foo")
	key = etcdtest.AddPrefix(key)
	fakeClient.Set(key, runtime.EncodeOrDie(latest.Codec, &api.Service{ObjectMeta: api.ObjectMeta{Name: "foo"}}), 0)
	path, _ := etcdgeneric.NamespaceKeyFunc(ctx, "/services/endpoints", "foo")
	endpointsKey := etcdtest.AddPrefix(path)
	fakeClient.Set(endpointsKey, runtime.EncodeOrDie(latest.Codec, &api.Endpoints{ObjectMeta: api.ObjectMeta{Name: "foo"}}), 0)

	err := registry.DeleteService(ctx, "foo")
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if len(fakeClient.DeletedKeys) != 2 {
		t.Errorf("Expected 2 delete, found %#v", fakeClient.DeletedKeys)
	}
	if fakeClient.DeletedKeys[0] != key {
		t.Errorf("Unexpected key: %s, expected %s", fakeClient.DeletedKeys[0], key)
	}
	if fakeClient.DeletedKeys[1] != endpointsKey {
		t.Errorf("Unexpected key: %s, expected %s", fakeClient.DeletedKeys[1], endpointsKey)
	}
}

func TestDelete(t *testing.T) {
	ctx := api.NewDefaultContext()
	storage, fakeClient := newStorage(t)
	test := resttest.New(t, storage, fakeClient.SetError)
	key, _ := makeControllerKey(ctx, validController.Name)
	key = etcdtest.AddPrefix(key)

	createFn := func() runtime.Object {
		rc := validController
		rc.ResourceVersion = "1"
		fakeClient.Data[key] = tools.EtcdResponseWithError{
			R: &etcd.Response{
				Node: &etcd.Node{
					Value:         runtime.EncodeOrDie(latest.Codec, &rc),
					ModifiedIndex: 1,
				},
			},
		}
		return &rc
	}
	gracefulSetFn := func() bool {
		// If the controller is still around after trying to delete either the delete
		// failed, or we're deleting it gracefully.
		if fakeClient.Data[key].R.Node != nil {
			return true
		}
		return false
	}

	test.TestDelete(createFn, gracefulSetFn)
}

func TestUpdateWithConflictingNamespace(t *testing.T) {
	fakeEtcdClient, helper := newHelper(t)
	storage := NewStorage(helper, nil).Pod
	ctx := api.NewDefaultContext()
	key, _ := storage.Etcd.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: &etcd.Node{
				Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
					ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "default"},
					Spec:       api.PodSpec{NodeName: "machine"},
				}),
				ModifiedIndex: 1,
			},
		},
	}

	pod := validChangedPod()
	pod.Namespace = "not-default"

	obj, created, err := storage.Update(api.NewDefaultContext(), pod)
	if obj != nil || created {
		t.Error("Expected a nil channel, but we got a value or created")
	}
	if err == nil {
		t.Errorf("Expected an error, but we didn't get one")
	} else if strings.Index(err.Error(), "the namespace of the provided object does not match the namespace sent on the request") == -1 {
		t.Errorf("Expected 'Pod.Namespace does not match the provided context' error, got '%v'", err.Error())
	}
}

func TestGet(t *testing.T) {
	expect := validNewPod()
	expect.Status.Phase = api.PodRunning
	expect.Spec.NodeName = "machine"

	fakeEtcdClient, helper := newHelper(t)
	key := etcdtest.AddPrefix("/pods/test/foo")
	fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: &etcd.Node{
				Value: runtime.EncodeOrDie(latest.Codec, expect),
			},
		},
	}
	storage := NewStorage(helper, nil).Pod

	obj, err := storage.Get(api.WithNamespace(api.NewContext(), "test"), "foo")
	pod := obj.(*api.Pod)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	if e, a := expect, pod; !api.Semantic.DeepEqual(e, a) {
		t.Errorf("Unexpected pod: %s", util.ObjectDiff(e, a))
	}
}

func TestDelete(t *testing.T) {
	fakeEtcdClient, helper := newHelper(t)
	storage := NewStorage(helper, nil).Pod
	ctx := api.NewDefaultContext()
	key, _ := storage.Etcd.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	test := resttest.New(t, storage, fakeEtcdClient.SetError)

	createFn := func() runtime.Object {
		pod := validChangedPod()
		fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
			R: &etcd.Response{
				Node: &etcd.Node{
					Value:         runtime.EncodeOrDie(latest.Codec, pod),
					ModifiedIndex: 1,
				},
			},
		}
		return pod
	}
	gracefulSetFn := func() bool {
		if fakeEtcdClient.Data[key].R.Node == nil {
			return false
		}
		return fakeEtcdClient.Data[key].R.Node.TTL == 30
	}
	test.TestDelete(createFn, gracefulSetFn)
}

func TestEtcdUpdateNotFound(t *testing.T) {
	registry, _, _, fakeClient, _ := newStorage(t)
	ctx := api.NewDefaultContext()
	fakeClient.TestIndex = true

	key, _ := registry.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	fakeClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{},
		E: tools.EtcdErrorNotFound,
	}

	podIn := api.Pod{
		ObjectMeta: api.ObjectMeta{
			Name:            "foo",
			ResourceVersion: "1",
			Labels: map[string]string{
				"foo": "bar",
			},
		},
	}
	_, _, err := registry.Update(ctx, &podIn)
	if err == nil {
		t.Errorf("unexpected non-error")
	}
}

func TestEtcdListControllers(t *testing.T) {
	fakeClient := tools.NewFakeEtcdClient(t)
	registry := NewTestEtcdRegistry(fakeClient)
	ctx := api.NewDefaultContext()
	key := makeControllerListKey(ctx)
	key = etcdtest.AddPrefix(key)
	fakeClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: &etcd.Node{
				Nodes: []*etcd.Node{
					{
						Value: runtime.EncodeOrDie(latest.Codec, &api.ReplicationController{ObjectMeta: api.ObjectMeta{Name: "foo"}}),
					},
					{
						Value: runtime.EncodeOrDie(latest.Codec, &api.ReplicationController{ObjectMeta: api.ObjectMeta{Name: "bar"}}),
					},
				},
			},
		},
		E: nil,
	}
	controllers, err := registry.ListControllers(ctx)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if len(controllers.Items) != 2 || controllers.Items[0].Name != "foo" || controllers.Items[1].Name != "bar" {
		t.Errorf("Unexpected controller list: %#v", controllers)
	}
}

func TestGuaranteedUpdateKeyNotFound(t *testing.T) {
	fakeClient := NewFakeEtcdClient(t)
	fakeClient.TestIndex = true
	helper := NewEtcdHelper(fakeClient, codec, etcdtest.PathPrefix())
	key := etcdtest.AddPrefix("/some/key")

	// Create a new node.
	fakeClient.ExpectNotFoundGet(key)
	obj := &TestResource{ObjectMeta: api.ObjectMeta{Name: "foo"}, Value: 1}

	f := SimpleUpdate(func(in runtime.Object) (runtime.Object, error) {
		return obj, nil
	})

	ignoreNotFound := false
	err := helper.GuaranteedUpdate("/some/key", &TestResource{}, ignoreNotFound, f)
	if err == nil {
		t.Errorf("Expected error for key not found.")
	}

	ignoreNotFound = true
	err = helper.GuaranteedUpdate("/some/key", &TestResource{}, ignoreNotFound, f)
	if err != nil {
		t.Errorf("Unexpected error %v.", err)
	}
}

func TestEtcdCreateService(t *testing.T) {
	ctx := api.NewDefaultContext()
	fakeClient := tools.NewFakeEtcdClient(t)
	registry := NewTestEtcdRegistry(fakeClient)
	_, err := registry.CreateService(ctx, &api.Service{
		ObjectMeta: api.ObjectMeta{Name: "foo"},
	})
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	key, _ := makeServiceKey(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	resp, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	var service api.Service
	err = latest.Codec.DecodeInto([]byte(resp.Node.Value), &service)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if service.Name != "foo" {
		t.Errorf("Unexpected service: %#v %s", service, resp.Node.Value)
	}
}

func TestEtcdCreateController(t *testing.T) {
	ctx := api.NewDefaultContext()
	fakeClient := tools.NewFakeEtcdClient(t)
	registry := NewTestEtcdRegistry(fakeClient)
	key, _ := makeControllerKey(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	_, err := registry.CreateController(ctx, &api.ReplicationController{
		ObjectMeta: api.ObjectMeta{
			Name: "foo",
		},
	})
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	resp, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}
	var ctrl api.ReplicationController
	err = latest.Codec.DecodeInto([]byte(resp.Node.Value), &ctrl)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if ctrl.Name != "foo" {
		t.Errorf("Unexpected pod: %#v %s", ctrl, resp.Node.Value)
	}
}

func TestEtcdList(t *testing.T) {
	registry, _, fakeClient, _ := newStorage(t)
	ctx := api.NewDefaultContext()
	key := registry.KeyRootFunc(ctx)
	key = etcdtest.AddPrefix(key)
	fakeClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: &etcd.Node{
				Nodes: []*etcd.Node{
					{
						Value: runtime.EncodeOrDie(latest.Codec, &api.ResourceQuota{
							ObjectMeta: api.ObjectMeta{Name: "foo"},
						}),
					},
					{
						Value: runtime.EncodeOrDie(latest.Codec, &api.ResourceQuota{
							ObjectMeta: api.ObjectMeta{Name: "bar"},
						}),
					},
				},
			},
		},
		E: nil,
	}
	obj, err := registry.List(ctx, labels.Everything(), fields.Everything())
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	resourcequotas := obj.(*api.ResourceQuotaList)

	if len(resourcequotas.Items) != 2 || resourcequotas.Items[0].Name != "foo" || resourcequotas.Items[1].Name != "bar" {
		t.Errorf("Unexpected resourcequota list: %#v", resourcequotas)
	}
}

func TestListEmptyResourceQuotaList(t *testing.T) {
	fakeEtcdClient, helper := newHelper(t)
	fakeEtcdClient.ChangeIndex = 1
	storage, _ := NewStorage(helper)
	ctx := api.NewContext()
	key := storage.Etcd.KeyRootFunc(ctx)
	key = etcdtest.AddPrefix(key)

	fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{},
		E: fakeEtcdClient.NewError(tools.EtcdErrorCodeNotFound),
	}

	resourcequotas, err := storage.List(api.NewContext(), labels.Everything(), fields.Everything())
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	if len(resourcequotas.(*api.ResourceQuotaList).Items) != 0 {
		t.Errorf("Unexpected non-zero resourcequota list: %#v", resourcequotas)
	}
	if resourcequotas.(*api.ResourceQuotaList).ResourceVersion != "1" {
		t.Errorf("Unexpected resource version: %#v", resourcequotas)
	}
}

func TestDelete(t *testing.T) {
	ctx := api.NewDefaultContext()
	storage, fakeEtcdClient := newStorage(t)
	test := resttest.New(t, storage, fakeEtcdClient.SetError)

	endpoints := validChangedEndpoints()
	key, _ := storage.KeyFunc(ctx, endpoints.Name)
	key = etcdtest.AddPrefix(key)
	createFn := func() runtime.Object {
		fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
			R: &etcd.Response{
				Node: &etcd.Node{
					Value:         runtime.EncodeOrDie(latest.Codec, endpoints),
					ModifiedIndex: 1,
				},
			},
		}
		return endpoints
	}
	gracefulSetFn := func() bool {
		if fakeEtcdClient.Data[key].R.Node == nil {
			return false
		}
		return fakeEtcdClient.Data[key].R.Node.TTL == 30
	}
	test.TestDeleteNoGraceful(createFn, gracefulSetFn)
}

func TestEtcdUpdateEndpoints(t *testing.T) {
	ctx := api.NewDefaultContext()
	storage, fakeClient := newStorage(t)
	endpoints := validChangedEndpoints()

	key, _ := storage.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	fakeClient.Set(key, runtime.EncodeOrDie(latest.Codec, validNewEndpoints()), 0)

	_, _, err := storage.Update(ctx, endpoints)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	response, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}
	var endpointsOut api.Endpoints
	err = latest.Codec.DecodeInto([]byte(response.Node.Value), &endpointsOut)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	endpoints.ObjectMeta.ResourceVersion = endpointsOut.ObjectMeta.ResourceVersion
	if !api.Semantic.DeepEqual(endpoints, &endpointsOut) {
		t.Errorf("Unexpected endpoints: %#v, expected %#v", &endpointsOut, endpoints)
	}
}

func TestEtcdGetEndpoints(t *testing.T) {
	ctx := api.NewDefaultContext()
	storage, fakeClient := newStorage(t)
	endpoints := validNewEndpoints()
	name := endpoints.Name
	key, _ := storage.KeyFunc(ctx, name)
	key = etcdtest.AddPrefix(key)
	fakeClient.Set(key, runtime.EncodeOrDie(latest.Codec, endpoints), 0)

	response, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}
	var endpointsOut api.Endpoints
	err = latest.Codec.DecodeInto([]byte(response.Node.Value), &endpointsOut)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	obj, err := storage.Get(ctx, name)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	got := obj.(*api.Endpoints)

	endpoints.ObjectMeta.ResourceVersion = got.ObjectMeta.ResourceVersion
	if e, a := endpoints, got; !api.Semantic.DeepEqual(*e, *a) {
		t.Errorf("Unexpected endpoints: %#v, expected %#v", e, a)
	}
}