Golang api.GenerateName函数代码示例

// BeforeCreate ensures that common operations for all resources are performed on creation. It only returns
// errors that can be converted to api.Status. It invokes PrepareForCreate, then GenerateName, then Validate.
// It returns nil if the object should be created.
func BeforeCreate(strategy RESTCreateStrategy, ctx api.Context, obj runtime.Object) error {
	objectMeta, kind, kerr := objectMetaAndKind(strategy, obj)
	if kerr != nil {
		return kerr
	}

	if strategy.NamespaceScoped() {
		if !api.ValidNamespace(ctx, objectMeta) {
			return errors.NewBadRequest("the namespace of the provided object does not match the namespace sent on the request")
		}
	} else {
		objectMeta.Namespace = api.NamespaceNone
	}
	objectMeta.DeletionTimestamp = nil
	objectMeta.DeletionGracePeriodSeconds = nil
	strategy.PrepareForCreate(obj)
	api.FillObjectMetaSystemFields(ctx, objectMeta)
	api.GenerateName(strategy, objectMeta)

	if errs := strategy.Validate(ctx, obj); len(errs) > 0 {
		return errors.NewInvalid(kind, objectMeta.Name, errs)
	}

	// Custom validation (including name validation) passed
	// Now run common validation on object meta
	// Do this *after* custom validation so that specific error messages are shown whenever possible
	if errs := validation.ValidateObjectMeta(objectMeta, strategy.NamespaceScoped(), validation.ValidatePathSegmentName); len(errs) > 0 {
		return errors.NewInvalid(kind, objectMeta.Name, errs)
	}

	strategy.Canonicalize(obj)

	return nil
}

// BeforeCreate ensures that common operations for all resources are performed on creation. It only returns
// errors that can be converted to api.Status. It invokes PrepareForCreate, then GenerateName, then Validate.
// It returns nil if the object should be created.
func BeforeCreate(strategy RESTCreateStrategy, ctx api.Context, obj runtime.Object) error {
	objectMeta, kind, kerr := objectMetaAndKind(strategy, obj)
	if kerr != nil {
		return kerr
	}

	if strategy.NamespaceScoped() {
		if !api.ValidNamespace(ctx, objectMeta) {
			return errors.NewBadRequest("the namespace of the provided object does not match the namespace sent on the request")
		}
	} else {
		objectMeta.Namespace = api.NamespaceNone
	}
	strategy.PrepareForCreate(obj)
	api.FillObjectMetaSystemFields(ctx, objectMeta)
	api.GenerateName(strategy, objectMeta)

	if errs := strategy.Validate(ctx, obj); len(errs) > 0 {
		return errors.NewInvalid(kind, objectMeta.Name, errs)
	}
	return nil
}

func newPod(podName string, nodeName string, label map[string]string) *api.Pod {
	pod := &api.Pod{
		TypeMeta: unversioned.TypeMeta{APIVersion: testapi.Default.GroupVersion().String()},
		ObjectMeta: api.ObjectMeta{
			GenerateName: podName,
			Labels:       label,
			Namespace:    api.NamespaceDefault,
		},
		Spec: api.PodSpec{
			NodeName: nodeName,
			Containers: []api.Container{
				{
					Image: "foo/bar",
					TerminationMessagePath: api.TerminationMessagePathDefault,
					ImagePullPolicy:        api.PullIfNotPresent,
					SecurityContext:        securitycontext.ValidSecurityContextWithContainerDefaults(),
				},
			},
			DNSPolicy: api.DNSDefault,
		},
	}
	api.GenerateName(api.SimpleNameGenerator, &pod.ObjectMeta)
	return pod
}