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Golang errors.IsNotFound函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/qingyuancloud/QingYuan/pkg/api/errors.IsNotFound函数的典型用法代码示例。如果您正苦于以下问题:Golang IsNotFound函数的具体用法?Golang IsNotFound怎么用?Golang IsNotFound使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了IsNotFound函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: getReferencedServiceAccountToken

func getReferencedServiceAccountToken(c *client.Client, ns string, name string, shouldWait bool) (string, string, error) {
	tokenName := ""
	token := ""

	findToken := func() (bool, error) {
		user, err := c.ServiceAccounts(ns).Get(name)
		if errors.IsNotFound(err) {
			return false, nil
		}
		if err != nil {
			return false, err
		}

		for _, ref := range user.Secrets {
			secret, err := c.Secrets(ns).Get(ref.Name)
			if errors.IsNotFound(err) {
				continue
			}
			if err != nil {
				return false, err
			}
			if secret.Type != api.SecretTypeServiceAccountToken {
				continue
			}
			name := secret.Annotations[api.ServiceAccountNameKey]
			uid := secret.Annotations[api.ServiceAccountUIDKey]
			tokenData := secret.Data[api.ServiceAccountTokenKey]
			if name == user.Name && uid == string(user.UID) && len(tokenData) > 0 {
				tokenName = secret.Name
				token = string(tokenData)
				return true, nil
			}
		}

		return false, nil
	}

	if shouldWait {
		err := wait.Poll(time.Second, 10*time.Second, findToken)
		if err != nil {
			return "", "", err
		}
	} else {
		ok, err := findToken()
		if err != nil {
			return "", "", err
		}
		if !ok {
			return "", "", fmt.Errorf("No token found for %s/%s", ns, name)
		}
	}
	return tokenName, token, nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:53,代码来源:service_account_test.go


示例2: syncNamespace

// syncNamespace makes namespace life-cycle decisions
func syncNamespace(qingClient client.Interface, namespace api.Namespace) (err error) {
	if namespace.DeletionTimestamp == nil {
		return nil
	}

	// if there is a deletion timestamp, and the status is not terminating, then update status
	if !namespace.DeletionTimestamp.IsZero() && namespace.Status.Phase != api.NamespaceTerminating {
		newNamespace := api.Namespace{}
		newNamespace.ObjectMeta = namespace.ObjectMeta
		newNamespace.Status = namespace.Status
		newNamespace.Status.Phase = api.NamespaceTerminating
		result, err := qingClient.Namespaces().Status(&newNamespace)
		if err != nil {
			return err
		}
		// work with the latest copy so we can proceed to clean up right away without another interval
		namespace = *result
	}

	// if the namespace is already finalized, delete it
	if finalized(namespace) {
		err = qingClient.Namespaces().Delete(namespace.Name)
		if err != nil && !errors.IsNotFound(err) {
			return err
		}
		return nil
	}

	// there may still be content for us to remove
	err = deleteAllContent(qingClient, namespace.Name)
	if err != nil {
		return err
	}

	// we have removed content, so mark it finalized by us
	result, err := finalize(qingClient, namespace)
	if err != nil {
		return err
	}

	// now check if all finalizers have reported that we delete now
	if finalized(*result) {
		err = qingClient.Namespaces().Delete(namespace.Name)
		if err != nil && !errors.IsNotFound(err) {
			return err
		}
	}

	return nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:51,代码来源:namespace_controller.go


示例3: persistUpdate

func (s *ServiceController) persistUpdate(service *api.Service) error {
	var err error
	for i := 0; i < clientRetryCount; i++ {
		_, err = s.qingClient.Services(service.Namespace).Update(service)
		if err == nil {
			return nil
		}
		// If the object no longer exists, we don't want to recreate it. Just bail
		// out so that we can process the delete, which we should soon be receiving
		// if we haven't already.
		if errors.IsNotFound(err) {
			glog.Infof("Not persisting update to service that no longer exists: %v", err)
			return nil
		}
		// TODO: Try to resolve the conflict if the change was unrelated to load
		// balancer status. For now, just rely on the fact that we'll
		// also process the update that caused the resource version to change.
		if errors.IsConflict(err) {
			glog.Infof("Not persisting update to service that has been changed since we received it: %v", err)
			return nil
		}
		glog.Warningf("Failed to persist updated LoadBalancerStatus to service %s after creating its external load balancer: %v",
			service.Name, err)
		time.Sleep(clientRetryInterval)
	}
	return err
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:27,代码来源:servicecontroller.go


示例4: Visit

// Visit implements Visitor
func (r *Selector) Visit(fn VisitorFunc) error {
	list, err := NewHelper(r.Client, r.Mapping).List(r.Namespace, r.ResourceMapping().APIVersion, r.Selector)
	if err != nil {
		if errors.IsBadRequest(err) || errors.IsNotFound(err) {
			if r.Selector.Empty() {
				glog.V(2).Infof("Unable to list %q: %v", r.Mapping.Resource, err)
			} else {
				glog.V(2).Infof("Unable to find %q that match the selector %q: %v", r.Mapping.Resource, r.Selector, err)
			}
			return nil
		}
		return err
	}
	accessor := r.Mapping.MetadataAccessor
	resourceVersion, _ := accessor.ResourceVersion(list)
	info := &Info{
		Client:    r.Client,
		Mapping:   r.Mapping,
		Namespace: r.Namespace,

		Object:          list,
		ResourceVersion: resourceVersion,
	}
	return fn(info)
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:26,代码来源:selector.go


示例5: makeDefaultErrorFunc

func (factory *ConfigFactory) makeDefaultErrorFunc(backoff *podBackoff, podQueue *cache.FIFO) func(pod *api.Pod, err error) {
	return func(pod *api.Pod, err error) {
		if err == scheduler.ErrNoNodesAvailable {
			glog.V(4).Infof("Unable to schedule %v %v: no nodes are registered to the cluster; waiting", pod.Namespace, pod.Name)
		} else {
			glog.Errorf("Error scheduling %v %v: %v; retrying", pod.Namespace, pod.Name, err)
		}
		backoff.gc()
		// Retry asynchronously.
		// Note that this is extremely rudimentary and we need a more real error handling path.
		go func() {
			defer util.HandleCrash()
			podID := pod.Name
			podNamespace := pod.Namespace
			backoff.wait(podID)
			// Get the pod again; it may have changed/been scheduled already.
			pod = &api.Pod{}
			err := factory.Client.Get().Namespace(podNamespace).Resource("pods").Name(podID).Do().Into(pod)
			if err != nil {
				if !errors.IsNotFound(err) {
					glog.Errorf("Error getting pod %v for retry: %v; abandoning", podID, err)
				}
				return
			}
			if pod.Spec.NodeName == "" {
				podQueue.Add(pod)
			}
		}()
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:30,代码来源:factory.go


示例6: TestUpdateFailsOnNotFound

func (t *Tester) TestUpdateFailsOnNotFound(valid runtime.Object) {
	_, _, err := t.storage.(rest.Updater).Update(t.TestContext(), valid)
	if err == nil {
		t.Errorf("Expected an error, but we didn't get one")
	} else if !errors.IsNotFound(err) {
		t.Errorf("Expected NotFound error, got '%v'", err)
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:8,代码来源:resttest.go


示例7: TestEtcdDelete

func TestEtcdDelete(t *testing.T) {
	podA := &api.Pod{
		ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "1"},
		Spec:       api.PodSpec{NodeName: "machine"},
	}

	nodeWithPodA := tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: &etcd.Node{
				Value:         runtime.EncodeOrDie(testapi.Codec(), podA),
				ModifiedIndex: 1,
				CreatedIndex:  1,
			},
		},
		E: nil,
	}

	emptyNode := tools.EtcdResponseWithError{
		R: &etcd.Response{},
		E: tools.EtcdErrorNotFound,
	}

	key := "foo"

	table := map[string]struct {
		existing tools.EtcdResponseWithError
		expect   tools.EtcdResponseWithError
		errOK    func(error) bool
	}{
		"normal": {
			existing: nodeWithPodA,
			expect:   emptyNode,
			errOK:    func(err error) bool { return err == nil },
		},
		"notExisting": {
			existing: emptyNode,
			expect:   emptyNode,
			errOK:    func(err error) bool { return errors.IsNotFound(err) },
		},
	}

	for name, item := range table {
		fakeClient, registry := NewTestGenericEtcdRegistry(t)
		path := etcdtest.AddPrefix("pods/foo")
		fakeClient.Data[path] = item.existing
		obj, err := registry.Delete(api.NewContext(), key, nil)
		if !item.errOK(err) {
			t.Errorf("%v: unexpected error: %v (%#v)", name, err, obj)
		}

		if item.expect.E != nil {
			item.expect.E.(*etcd.EtcdError).Index = fakeClient.ChangeIndex
		}
		if e, a := item.expect, fakeClient.Data[path]; !api.Semantic.DeepDerivative(e, a) {
			t.Errorf("%v:\n%s", name, util.ObjectDiff(e, a))
		}
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:58,代码来源:etcd_test.go


示例8: reconcilePod

// this pod may be out of sync with respect to the API server registry:
//      this pod   |  apiserver registry
//    -------------|----------------------
//      host=.*    |  404           ; pod was deleted
//      host=.*    |  5xx           ; failed to sync, try again later?
//      host=""    |  host=""       ; perhaps no updates to process?
//      host=""    |  host="..."    ; pod has been scheduled and assigned, is there a task assigned? (check TaskIdKey in binding?)
//      host="..." |  host=""       ; pod is no longer scheduled, does it need to be re-queued?
//      host="..." |  host="..."    ; perhaps no updates to process?
//
// TODO(jdef) this needs an integration test
func (s *schedulingPlugin) reconcilePod(oldPod api.Pod) {
	log.V(1).Infof("reconcile pod %v", oldPod.Name)
	ctx := api.WithNamespace(api.NewDefaultContext(), oldPod.Namespace)
	pod, err := s.client.Pods(api.NamespaceValue(ctx)).Get(oldPod.Name)
	if err != nil {
		if errors.IsNotFound(err) {
			// attempt to delete
			if err = s.deleter.deleteOne(&Pod{Pod: &oldPod}); err != nil && err != noSuchPodErr && err != noSuchTaskErr {
				log.Errorf("failed to delete pod: %v: %v", oldPod.Name, err)
			}
		} else {
			//TODO(jdef) other errors should probably trigger a retry (w/ backoff).
			//For now, drop the pod on the floor
			log.Warning("aborting reconciliation for pod %v: %v", oldPod.Name, err)
		}
		return
	}
	if oldPod.Spec.NodeName != pod.Spec.NodeName {
		if pod.Spec.NodeName == "" {
			// pod is unscheduled.
			// it's possible that we dropped the pod in the scheduler error handler
			// because of task misalignment with the pod (task.Has(podtask.Launched) == true)

			podKey, err := podtask.MakePodKey(ctx, pod.Name)
			if err != nil {
				log.Error(err)
				return
			}

			s.api.Lock()
			defer s.api.Unlock()

			if _, state := s.api.tasks().ForPod(podKey); state != podtask.StateUnknown {
				//TODO(jdef) reconcile the task
				log.Errorf("task already registered for pod %v", pod.Name)
				return
			}

			now := time.Now()
			log.V(3).Infof("reoffering pod %v", podKey)
			s.qr.reoffer(&Pod{
				Pod:      pod,
				deadline: &now,
			})
		} else {
			// pod is scheduled.
			// not sure how this happened behind our backs. attempt to reconstruct
			// at least a partial podtask.T record.
			//TODO(jdef) reconcile the task
			log.Errorf("pod already scheduled: %v", pod.Name)
		}
	} else {
		//TODO(jdef) for now, ignore the fact that the rest of the spec may be different
		//and assume that our knowledge of the pod aligns with that of the apiserver
		log.Error("pod reconciliation does not support updates; not yet implemented")
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:68,代码来源:plugin.go


示例9: LoadExistingNextReplicationController

func LoadExistingNextReplicationController(c *client.Client, namespace, newName string) (*api.ReplicationController, error) {
	if len(newName) == 0 {
		return nil, nil
	}
	newRc, err := c.ReplicationControllers(namespace).Get(newName)
	if err != nil && errors.IsNotFound(err) {
		return nil, nil
	}
	return newRc, err
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:10,代码来源:rolling_updater.go


示例10: deletePersistentVolumeClaims

func deletePersistentVolumeClaims(qingClient client.Interface, ns string) error {
	items, err := qingClient.PersistentVolumeClaims(ns).List(labels.Everything(), fields.Everything())
	if err != nil {
		return err
	}
	for i := range items.Items {
		err := qingClient.PersistentVolumeClaims(ns).Delete(items.Items[i].Name)
		if err != nil && !errors.IsNotFound(err) {
			return err
		}
	}
	return nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:13,代码来源:namespace_controller.go


示例11: deleteReplicationControllers

func deleteReplicationControllers(qingClient client.Interface, ns string) error {
	items, err := qingClient.ReplicationControllers(ns).List(labels.Everything())
	if err != nil {
		return err
	}
	for i := range items.Items {
		err := qingClient.ReplicationControllers(ns).Delete(items.Items[i].Name)
		if err != nil && !errors.IsNotFound(err) {
			return err
		}
	}
	return nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:13,代码来源:namespace_controller.go


示例12: deleteResourceQuotas

func deleteResourceQuotas(qingClient client.Interface, ns string) error {
	resourceQuotas, err := qingClient.ResourceQuotas(ns).List(labels.Everything())
	if err != nil {
		return err
	}
	for i := range resourceQuotas.Items {
		err := qingClient.ResourceQuotas(ns).Delete(resourceQuotas.Items[i].Name)
		if err != nil && !errors.IsNotFound(err) {
			return err
		}
	}
	return nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:13,代码来源:namespace_controller.go


示例13: TestDeleteGracefulUsesZeroOnNil

func (t *Tester) TestDeleteGracefulUsesZeroOnNil(existing runtime.Object, expectedGrace int64) {
	objectMeta, err := api.ObjectMetaFor(existing)
	if err != nil {
		t.Fatalf("object does not have ObjectMeta: %v\n%#v", err, existing)
	}

	ctx := api.WithNamespace(t.TestContext(), objectMeta.Namespace)
	_, err = t.storage.(rest.GracefulDeleter).Delete(ctx, objectMeta.Name, nil)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	if _, err := t.storage.(rest.Getter).Get(ctx, objectMeta.Name); !errors.IsNotFound(err) {
		t.Errorf("unexpected error, object should exist: %v", err)
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:15,代码来源:resttest.go


示例14: TestDeleteNonExist

func (t *Tester) TestDeleteNonExist(createFn func() runtime.Object) {
	existing := createFn()
	objectMeta, err := api.ObjectMetaFor(existing)
	if err != nil {
		t.Fatalf("object does not have ObjectMeta: %v\n%#v", err, existing)
	}
	context := t.TestContext()

	t.withStorageError(&etcd.EtcdError{ErrorCode: tools.EtcdErrorCodeNotFound}, func() {
		_, err := t.storage.(rest.GracefulDeleter).Delete(context, objectMeta.Name, nil)
		if err == nil || !errors.IsNotFound(err) {
			t.Fatalf("Unexpected error: %v", err)
		}
	})
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:15,代码来源:resttest.go


示例15: TestEtcdCreateBindingNoPod

// Ensure that when scheduler creates a binding for a pod that has already been deleted
// by the API server, API server returns not-found error.
func TestEtcdCreateBindingNoPod(t *testing.T) {
	registry, bindingRegistry, _, 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{
			Node: nil,
		},
		E: tools.EtcdErrorNotFound,
	}
	// Assume that a pod has undergone the following:
	// - Create (apiserver)
	// - Schedule (scheduler)
	// - Delete (apiserver)
	_, err := bindingRegistry.Create(ctx, &api.Binding{
		ObjectMeta: api.ObjectMeta{Namespace: api.NamespaceDefault, Name: "foo"},
		Target:     api.ObjectReference{Name: "machine"},
	})
	if err == nil {
		t.Fatalf("Expected not-found-error but got nothing")
	}
	if !errors.IsNotFound(etcderrors.InterpretGetError(err, "Pod", "foo")) {
		t.Fatalf("Unexpected error returned: %#v", err)
	}

	_, err = registry.Get(ctx, "foo")
	if err == nil {
		t.Fatalf("Expected not-found-error but got nothing")
	}
	if !errors.IsNotFound(etcderrors.InterpretGetError(err, "Pod", "foo")) {
		t.Fatalf("Unexpected error: %v", err)
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:38,代码来源:etcd_test.go


示例16: Rename

func Rename(c RollingUpdaterClient, rc *api.ReplicationController, newName string) error {
	oldName := rc.Name
	rc.Name = newName
	rc.ResourceVersion = ""

	_, err := c.CreateReplicationController(rc.Namespace, rc)
	if err != nil {
		return err
	}
	err = c.DeleteReplicationController(rc.Namespace, oldName)
	if err != nil && !errors.IsNotFound(err) {
		return err
	}
	return nil
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:15,代码来源:rolling_updater.go


示例17: TestEtcdGetNotFound

func TestEtcdGetNotFound(t *testing.T) {
	registry, _, _, fakeClient, _ := newStorage(t)
	ctx := api.NewDefaultContext()
	key, _ := registry.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	fakeClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: nil,
		},
		E: tools.EtcdErrorNotFound,
	}
	_, err := registry.Get(ctx, "foo")
	if !errors.IsNotFound(err) {
		t.Errorf("Unexpected error returned: %#v", err)
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:16,代码来源:etcd_test.go


示例18: podScheduled

func podScheduled(c *client.Client, podNamespace, podName string) wait.ConditionFunc {
	return func() (bool, error) {
		pod, err := c.Pods(podNamespace).Get(podName)
		if errors.IsNotFound(err) {
			return false, nil
		}
		if err != nil {
			// This could be a connection error so we want to retry.
			return false, nil
		}
		if pod.Spec.NodeName == "" {
			return false, nil
		}
		return true, nil
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:16,代码来源:scheduler_test.go


示例19: TestEtcdGetServiceNotFound

func TestEtcdGetServiceNotFound(t *testing.T) {
	ctx := api.NewDefaultContext()
	fakeClient := tools.NewFakeEtcdClient(t)
	registry := NewTestEtcdRegistry(fakeClient)
	key, _ := makeServiceKey(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	fakeClient.Data[key] = tools.EtcdResponseWithError{
		R: &etcd.Response{
			Node: nil,
		},
		E: tools.EtcdErrorNotFound,
	}
	_, err := registry.GetService(ctx, "foo")
	if !errors.IsNotFound(err) {
		t.Errorf("Unexpected error returned: %#v", err)
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:17,代码来源:etcd_test.go


示例20: podRunning

func podRunning(c *client.Client, podNamespace string, podName string) wait.ConditionFunc {
	return func() (bool, error) {
		pod, err := c.Pods(podNamespace).Get(podName)
		if apierrors.IsNotFound(err) {
			return false, nil
		}
		if err != nil {
			// This could be a connection error so we want to retry, but log the error.
			glog.Errorf("Error when reading pod %q: %v", podName, err)
			return false, nil
		}
		if pod.Status.Phase != api.PodRunning {
			return false, nil
		}
		return true, nil
	}
}
开发者ID:qingyuancloud,项目名称:qingyuan,代码行数:17,代码来源:integration.go



注:本文中的github.com/qingyuancloud/QingYuan/pkg/api/errors.IsNotFound函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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