Golang validation.ValidateService函数代码示例

func validateObject(obj interface{}) (errors []error) {
	switch t := obj.(type) {
	case *api.ReplicationController:
		errors = validation.ValidateManifest(&t.DesiredState.PodTemplate.DesiredState.Manifest)
	case *api.ReplicationControllerList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Service:
		errors = validation.ValidateService(t)
	case *api.ServiceList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Pod:
		errors = validation.ValidateManifest(&t.DesiredState.Manifest)
	case *api.PodList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	default:
		return []error{fmt.Errorf("no validation defined for %#v", obj)}
	}
	return errors
}

func (rs *REST) Update(ctx api.Context, obj runtime.Object) (<-chan apiserver.RESTResult, error) {
	service := obj.(*api.Service)
	if !api.ValidNamespace(ctx, &service.ObjectMeta) {
		return nil, errors.NewConflict("service", service.Namespace, fmt.Errorf("Service.Namespace does not match the provided context"))
	}
	if errs := validation.ValidateService(service, rs.registry, ctx); len(errs) > 0 {
		return nil, errors.NewInvalid("service", service.Name, errs)
	}
	return apiserver.MakeAsync(func() (runtime.Object, error) {
		cur, err := rs.registry.GetService(ctx, service.Name)
		if err != nil {
			return nil, err
		}
		if service.Spec.PortalIP != cur.Spec.PortalIP {
			// TODO: Would be nice to pass "field is immutable" to users.
			el := errors.ValidationErrorList{errors.NewFieldInvalid("spec.portalIP", service.Spec.PortalIP)}
			return nil, errors.NewInvalid("service", service.Name, el)
		}
		// Copy over non-user fields.
		service.Spec.ProxyPort = cur.Spec.ProxyPort
		// TODO: check to see if external load balancer status changed
		err = rs.registry.UpdateService(ctx, service)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(ctx, service.Name)
	}), nil
}

func validateObject(obj runtime.Object) (errors []error) {
	ctx := api.NewDefaultContext()
	switch t := obj.(type) {
	case *api.ReplicationController:
		errors = validation.ValidateManifest(&t.DesiredState.PodTemplate.DesiredState.Manifest)
	case *api.ReplicationControllerList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Service:
		api.ValidNamespace(ctx, &t.ObjectMeta)
		errors = validation.ValidateService(t, registrytest.NewServiceRegistry(), api.NewDefaultContext())
	case *api.ServiceList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Pod:
		api.ValidNamespace(ctx, &t.ObjectMeta)
		errors = validation.ValidateManifest(&t.DesiredState.Manifest)
	case *api.PodList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	default:
		return []error{fmt.Errorf("no validation defined for %#v", obj)}
	}
	return errors
}

func TestCompatibility_v1_Service(t *testing.T) {
	// Test "spec.portalIP" -> "spec.clusterIP"
	expectedIP := "1.2.3.4"
	// Test "tcp" protocol gets converted to "TCP" and validated
	originalProtocol := "tcp"
	expectedProtocol := "TCP"

	input := []byte(fmt.Sprintf(`
{
	"kind":"Service",
	"apiVersion":"v1",
	"metadata":{"name":"my-service-name", "namespace":"my-service-namespace"},
	"spec": {
		"portalIP":"%s",
		"ports":[{"port":1,"protocol":"%s"}]
	}
}
`, expectedIP, originalProtocol))

	t.Log("Testing 1.0.0 v1 migration added in PR #3592")
	testCompatibility(
		t, "v1", input,
		func(obj runtime.Object) fielderrors.ValidationErrorList {
			return validation.ValidateService(obj.(*api.Service))
		},
		map[string]string{
			"spec.portalIP":          expectedIP,
			"spec.clusterIP":         expectedIP,
			"spec.ports[0].protocol": expectedProtocol,
		},
	)
}

func (rs *REST) Update(obj runtime.Object) (<-chan runtime.Object, error) {
	srv := obj.(*api.Service)
	if errs := validation.ValidateService(srv); len(errs) > 0 {
		return nil, errors.NewInvalid("service", srv.ID, errs)
	}
	return apiserver.MakeAsync(func() (runtime.Object, error) {
		// TODO: check to see if external load balancer status changed
		err := rs.registry.UpdateService(srv)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(srv.ID)
	}), nil
}

func validateObject(path string, obj runtime.Object, t *testing.T) {
	// if an object requires a namespace server side, be sure that it is filled in for validation
	if validation.HasObjectMeta(obj) {
		namespaceRequired, err := validation.GetRequiresNamespace(obj)
		if err != nil {
			t.Errorf("Expected no error, Got %v", err)
			return
		}

		if namespaceRequired {
			objectMeta, err := kapi.ObjectMetaFor(obj)
			if err != nil {
				t.Errorf("Expected no error, Got %v", err)
				return
			}

			objectMeta.Namespace = kapi.NamespaceDefault
		}
	}

	switch typedObj := obj.(type) {
	case *kapi.Pod:
		if errors := kvalidation.ValidatePod(typedObj); len(errors) > 0 {
			t.Errorf("%s did not validate correctly: %v", path, errors)
		}

	case *kapi.Service:
		if errors := kvalidation.ValidateService(typedObj); len(errors) > 0 {
			t.Errorf("%s did not validate correctly: %v", path, errors)
		}

	case *kapi.List, *imageapi.ImageStreamList:
		if list, err := runtime.ExtractList(typedObj); err == nil {
			runtime.DecodeList(list, kapi.Scheme)
			for i := range list {
				validateObject(path, list[i], t)
			}

		} else {
			t.Errorf("Expected no error, Got %v", err)

		}

	default:
		if errors := validation.Validator.Validate(obj); len(errors) > 0 {
			t.Errorf("%s with %v did not validate correctly: %v", path, reflect.TypeOf(obj), errors)
		}
	}

}

func (rs *RegistryStorage) Update(obj interface{}) (<-chan interface{}, error) {
	srv := obj.(*api.Service)
	if errs := validation.ValidateService(srv); len(errs) > 0 {
		return nil, errors.NewInvalid("service", srv.ID, errs)
	}
	return apiserver.MakeAsync(func() (interface{}, error) {
		// TODO: check to see if external load balancer status changed
		err := rs.registry.UpdateService(*srv)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(srv.ID)
	}), nil
}

func validateObject(obj runtime.Object) (errors []error) {
	switch t := obj.(type) {
	case *api.ReplicationController:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidateReplicationController(t)
	case *api.ReplicationControllerList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Service:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidateService(t)
	case *api.ServiceList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Pod:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidatePod(t)
	case *api.PodList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.PersistentVolume:
		errors = validation.ValidatePersistentVolume(t)
	case *api.PersistentVolumeClaim:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidatePersistentVolumeClaim(t)
	case *api.PodTemplate:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidatePodTemplate(t)
	default:
		return []error{fmt.Errorf("no validation defined for %#v", obj)}
	}
	return errors
}

func (rs *REST) Create(obj runtime.Object) (<-chan runtime.Object, error) {
	srv := obj.(*api.Service)
	if errs := validation.ValidateService(srv); len(errs) > 0 {
		return nil, errors.NewInvalid("service", srv.ID, errs)
	}

	srv.CreationTimestamp = util.Now()

	return apiserver.MakeAsync(func() (runtime.Object, error) {
		// TODO: Consider moving this to a rectification loop, so that we make/remove external load balancers
		// correctly no matter what http operations happen.
		if srv.CreateExternalLoadBalancer {
			if rs.cloud == nil {
				return nil, fmt.Errorf("requested an external service, but no cloud provider supplied.")
			}
			balancer, ok := rs.cloud.TCPLoadBalancer()
			if !ok {
				return nil, fmt.Errorf("The cloud provider does not support external TCP load balancers.")
			}
			zones, ok := rs.cloud.Zones()
			if !ok {
				return nil, fmt.Errorf("The cloud provider does not support zone enumeration.")
			}
			hosts, err := rs.machines.List()
			if err != nil {
				return nil, err
			}
			zone, err := zones.GetZone()
			if err != nil {
				return nil, err
			}
			err = balancer.CreateTCPLoadBalancer(srv.ID, zone.Region, srv.Port, hosts)
			if err != nil {
				return nil, err
			}
		}
		err := rs.registry.CreateService(srv)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(srv.ID)
	}), nil
}

func validateObject(obj runtime.Object) (errors []error) {
	ctx := api.NewDefaultContext()
	switch t := obj.(type) {
	case *api.ReplicationController:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		errors = validation.ValidateReplicationController(t)
	case *api.ReplicationControllerList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Service:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		api.ValidNamespace(ctx, &t.ObjectMeta)
		errors = validation.ValidateService(t)
	case *api.ServiceList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	case *api.Pod:
		if t.Namespace == "" {
			t.Namespace = api.NamespaceDefault
		}
		api.ValidNamespace(ctx, &t.ObjectMeta)
		errors = validation.ValidatePod(t)
	case *api.PodList:
		for i := range t.Items {
			errors = append(errors, validateObject(&t.Items[i])...)
		}
	default:
		return []error{fmt.Errorf("no validation defined for %#v", obj)}
	}
	return errors
}

// Validate validates a new service.
func (svcStrategy) Validate(ctx api.Context, obj runtime.Object) fielderrors.ValidationErrorList {
	service := obj.(*api.Service)
	return validation.ValidateService(service)
}

func (rs *REST) Create(ctx api.Context, obj runtime.Object) (<-chan apiserver.RESTResult, error) {

	service := obj.(*api.Service)
	if !api.ValidNamespace(ctx, &service.ObjectMeta) {
		return nil, errors.NewConflict("service", service.Namespace, fmt.Errorf("Service.Namespace does not match the provided context"))
	}
	if errs := validation.ValidateService(service, rs.registry, ctx); len(errs) > 0 {
		return nil, errors.NewInvalid("service", service.Name, errs)
	}

	service.CreationTimestamp = util.Now()

	if service.Spec.PortalIP == "" {
		// Allocate next available.
		if ip, err := rs.portalMgr.AllocateNext(); err != nil {
			return nil, err
		} else {
			service.Spec.PortalIP = ip.String()
		}
	} else {
		// Try to respect the requested IP.
		if err := rs.portalMgr.Allocate(net.ParseIP(service.Spec.PortalIP)); err != nil {
			// TODO: Differentiate "IP already allocated" from real errors.
			el := errors.ValidationErrorList{errors.NewFieldInvalid("spec.portalIP", service.Spec.PortalIP)}
			return nil, errors.NewInvalid("service", service.Name, el)
		}
	}

	return apiserver.MakeAsync(func() (runtime.Object, error) {
		// TODO: Consider moving this to a rectification loop, so that we make/remove external load balancers
		// correctly no matter what http operations happen.
		service.Spec.ProxyPort = 0
		if service.Spec.CreateExternalLoadBalancer {
			if rs.cloud == nil {
				return nil, fmt.Errorf("requested an external service, but no cloud provider supplied.")
			}
			balancer, ok := rs.cloud.TCPLoadBalancer()
			if !ok {
				return nil, fmt.Errorf("The cloud provider does not support external TCP load balancers.")
			}
			zones, ok := rs.cloud.Zones()
			if !ok {
				return nil, fmt.Errorf("The cloud provider does not support zone enumeration.")
			}
			hosts, err := rs.machines.ListMinions(ctx)
			if err != nil {
				return nil, err
			}
			zone, err := zones.GetZone()
			if err != nil {
				return nil, err
			}
			err = balancer.CreateTCPLoadBalancer(service.Name, zone.Region, service.Spec.Port, hostsFromMinionList(hosts))
			if err != nil {
				return nil, err
			}
			// External load-balancers require a known port for the service proxy.
			// TODO: If we end up brokering HostPorts between Pods and Services, this can be any port.
			service.Spec.ProxyPort = service.Spec.Port
		}
		err := rs.registry.CreateService(ctx, service)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(ctx, service.Name)
	}), nil
}

// Validate validates a new service.
func (svcStrategy) Validate(obj runtime.Object) errors.ValidationErrorList {
	service := obj.(*api.Service)
	return validation.ValidateService(service)
}

func (rs *REST) Create(ctx api.Context, obj runtime.Object) (<-chan apiserver.RESTResult, error) {
	service := obj.(*api.Service)
	if !api.ValidNamespace(ctx, &service.ObjectMeta) {
		return nil, errors.NewConflict("service", service.Namespace, fmt.Errorf("Service.Namespace does not match the provided context"))
	}
	if errs := validation.ValidateService(service, rs.registry, ctx); len(errs) > 0 {
		return nil, errors.NewInvalid("service", service.Name, errs)
	}

	api.FillObjectMetaSystemFields(ctx, &service.ObjectMeta)

	if service.Spec.PortalIP == "" {
		// Allocate next available.
		if ip, err := rs.portalMgr.AllocateNext(); err != nil {
			return nil, err
		} else {
			service.Spec.PortalIP = ip.String()
		}
	} else {
		// Try to respect the requested IP.
		if err := rs.portalMgr.Allocate(net.ParseIP(service.Spec.PortalIP)); err != nil {
			el := errors.ValidationErrorList{errors.NewFieldInvalid("spec.portalIP", service.Spec.PortalIP, err.Error())}
			return nil, errors.NewInvalid("service", service.Name, el)
		}
	}

	return apiserver.MakeAsync(func() (runtime.Object, error) {
		// TODO: Consider moving this to a rectification loop, so that we make/remove external load balancers
		// correctly no matter what http operations happen.
		// TODO: Get rid of ProxyPort.
		service.Spec.ProxyPort = 0
		if service.Spec.CreateExternalLoadBalancer {
			if rs.cloud == nil {
				return nil, fmt.Errorf("requested an external service, but no cloud provider supplied.")
			}
			balancer, ok := rs.cloud.TCPLoadBalancer()
			if !ok {
				return nil, fmt.Errorf("the cloud provider does not support external TCP load balancers.")
			}
			zones, ok := rs.cloud.Zones()
			if !ok {
				return nil, fmt.Errorf("the cloud provider does not support zone enumeration.")
			}
			hosts, err := rs.machines.ListMinions(ctx)
			if err != nil {
				return nil, err
			}
			zone, err := zones.GetZone()
			if err != nil {
				return nil, err
			}
			var ip net.IP
			if len(service.Spec.PublicIPs) > 0 {
				for _, publicIP := range service.Spec.PublicIPs {
					ip, err = balancer.CreateTCPLoadBalancer(service.Name, zone.Region, net.ParseIP(publicIP), service.Spec.Port, hostsFromMinionList(hosts))
					if err != nil {
						break
					}
				}
			} else {
				ip, err = balancer.CreateTCPLoadBalancer(service.Name, zone.Region, nil, service.Spec.Port, hostsFromMinionList(hosts))
			}
			if err != nil {
				return nil, err
			}
			service.Spec.PublicIPs = []string{ip.String()}
		}
		err := rs.registry.CreateService(ctx, service)
		if err != nil {
			return nil, err
		}
		return rs.registry.GetService(ctx, service.Name)
	}), nil
}