Example #1
0
// Create a LimitRange object
func (rs *REST) Create(ctx api.Context, obj runtime.Object) (runtime.Object, error) {
	limitRange, ok := obj.(*api.LimitRange)
	if !ok {
		return nil, fmt.Errorf("invalid object type")
	}

	if !api.ValidNamespace(ctx, &limitRange.ObjectMeta) {
		return nil, errors.NewConflict("limitRange", limitRange.Namespace, fmt.Errorf("LimitRange.Namespace does not match the provided context"))
	}

	if len(limitRange.Name) == 0 {
		limitRange.Name = string(util.NewUUID())
	}

	if errs := validation.ValidateLimitRange(limitRange); len(errs) > 0 {
		return nil, errors.NewInvalid("limitRange", limitRange.Name, errs)
	}
	api.FillObjectMetaSystemFields(ctx, &limitRange.ObjectMeta)

	err := rs.registry.CreateWithName(ctx, limitRange.Name, limitRange)
	if err != nil {
		return nil, err
	}
	return rs.registry.Get(ctx, limitRange.Name)
}
Example #2
0
// 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
}
Example #3
0
// TestFillObjectMetaSystemFields validates that system populated fields are set on an object
func TestFillObjectMetaSystemFields(t *testing.T) {
	ctx := api.NewDefaultContext()
	resource := api.ObjectMeta{}
	api.FillObjectMetaSystemFields(ctx, &resource)
	if resource.CreationTimestamp.Time.IsZero() {
		t.Errorf("resource.CreationTimestamp is zero")
	} else if len(resource.UID) == 0 {
		t.Errorf("resource.UID missing")
	}
	// verify we can inject a UID
	uid := uuid.NewUUID()
	ctx = api.WithUID(ctx, uid)
	resource = api.ObjectMeta{}
	api.FillObjectMetaSystemFields(ctx, &resource)
	if resource.UID != uid {
		t.Errorf("resource.UID expected: %v, actual: %v", uid, resource.UID)
	}
}
Example #4
0
// TestFillObjectMetaSystemFields validates that system populated fields are set on an object
func TestFillObjectMetaSystemFields(t *testing.T) {
	ctx := api.NewDefaultContext()
	resource := api.ObjectMeta{}
	api.FillObjectMetaSystemFields(ctx, &resource)
	if resource.CreationTimestamp.Time.IsZero() {
		t.Errorf("resource.CreationTimestamp is zero")
	} else if len(resource.UID) == 0 {
		t.Errorf("resource.UID missing")
	}
}
Example #5
0
// TestHasObjectMetaSystemFieldValues validates that true is returned if and only if all fields are populated
func TestHasObjectMetaSystemFieldValues(t *testing.T) {
	ctx := api.NewDefaultContext()
	resource := api.ObjectMeta{}
	if api.HasObjectMetaSystemFieldValues(&resource) {
		t.Errorf("the resource does not have all fields yet populated, but incorrectly reports it does")
	}
	api.FillObjectMetaSystemFields(ctx, &resource)
	if !api.HasObjectMetaSystemFieldValues(&resource) {
		t.Errorf("the resource does have all fields populated, but incorrectly reports it does not")
	}
}
Example #6
0
// createBuild is responsible for validating build object and saving it and returning newly created object
func (g *BuildGenerator) createBuild(ctx kapi.Context, build *buildapi.Build) (*buildapi.Build, error) {
	if !kapi.ValidNamespace(ctx, &build.ObjectMeta) {
		return nil, errors.NewConflict(buildapi.Resource("build"), build.Namespace, fmt.Errorf("Build.Namespace does not match the provided context"))
	}
	kapi.FillObjectMetaSystemFields(ctx, &build.ObjectMeta)
	err := g.Client.CreateBuild(ctx, build)
	if err != nil {
		return nil, err
	}
	return g.Client.GetBuild(ctx, build.Name)
}
Example #7
0
// Create registers the given Project.
func (s *REST) Create(ctx kapi.Context, obj runtime.Object) (runtime.Object, error) {
	project, ok := obj.(*api.Project)
	if !ok {
		return nil, fmt.Errorf("not a project: %#v", obj)
	}
	kapi.FillObjectMetaSystemFields(ctx, &project.ObjectMeta)
	s.createStrategy.PrepareForCreate(obj)
	if errs := s.createStrategy.Validate(ctx, obj); len(errs) > 0 {
		return nil, kerrors.NewInvalid("project", project.Name, errs)
	}
	namespace, err := s.client.Create(convertProject(project))
	if err != nil {
		return nil, err
	}
	return convertNamespace(namespace), nil
}
Example #8
0
func (rs *REST) Create(ctx api.Context, obj runtime.Object) (runtime.Object, error) {
	event, ok := obj.(*api.Event)
	if !ok {
		return nil, errors.NewInternalError(fmt.Errorf("received object is not of type event: %#v", obj))
	}
	if api.NamespaceValue(ctx) != "" {
		if !api.ValidNamespace(ctx, &event.ObjectMeta) {
			return nil, errors.NewConflict("event", event.Namespace, fmt.Errorf("event.namespace does not match the provided context"))
		}
	}
	if errs := validation.ValidateEvent(event); len(errs) > 0 {
		return nil, errors.NewInvalid("event", event.Name, errs)
	}
	api.FillObjectMetaSystemFields(ctx, &event.ObjectMeta)

	err := rs.registry.CreateWithName(ctx, event.Name, event)
	if err != nil {
		return nil, err
	}
	return rs.registry.Get(ctx, event.Name)
}
Example #9
0
// 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
}
Example #10
0
// Create registers a given new Route instance to rs.registry.
func (rs *REST) Create(ctx kapi.Context, obj runtime.Object) (runtime.Object, error) {
	route, ok := obj.(*api.Route)
	if !ok {
		return nil, errors.NewBadRequest(fmt.Sprintf("not a route: %#v", obj))
	}
	if !kapi.ValidNamespace(ctx, &route.ObjectMeta) {
		return nil, errors.NewConflict("route", route.Namespace, fmt.Errorf("Route.Namespace does not match the provided context"))
	}

	shard, err := rs.allocator.AllocateRouterShard(route)
	if err != nil {
		return nil, errors.NewInternalError(fmt.Errorf("allocation error: %s for route: %#v", err, obj))
	}

	if route.Annotations == nil {
		route.Annotations = map[string]string{}
	}
	if len(route.Host) == 0 {
		route.Host = rs.allocator.GenerateHostname(route, shard)
		route.Annotations[HostGeneratedAnnotationKey] = "true"
	} else {
		route.Annotations[HostGeneratedAnnotationKey] = "false"
	}

	if errs := validation.ValidateRoute(route); len(errs) > 0 {
		return nil, errors.NewInvalid("route", route.Name, errs)
	}
	if len(route.Name) == 0 {
		route.Name = uuid.NewUUID().String()
	}

	kapi.FillObjectMetaSystemFields(ctx, &route.ObjectMeta)

	err = rs.registry.CreateRoute(ctx, route)
	if err != nil {
		return nil, err
	}
	return rs.registry.GetRoute(ctx, route.Name)
}
Example #11
0
func (r *REST) Update(ctx kapi.Context, tagName string, objInfo rest.UpdatedObjectInfo) (runtime.Object, bool, error) {
	name, tag, err := nameAndTag(tagName)
	if err != nil {
		return nil, false, err
	}

	create := false
	imageStream, err := r.imageStreamRegistry.GetImageStream(ctx, name)
	if err != nil {
		if !kapierrors.IsNotFound(err) {
			return nil, false, err
		}
		namespace, ok := kapi.NamespaceFrom(ctx)
		if !ok {
			return nil, false, kapierrors.NewBadRequest("namespace is required on ImageStreamTags")
		}
		imageStream = &api.ImageStream{
			ObjectMeta: kapi.ObjectMeta{
				Namespace: namespace,
				Name:      name,
			},
		}
		kapi.FillObjectMetaSystemFields(ctx, &imageStream.ObjectMeta)
		create = true
	}

	// create the synthetic old istag
	old, err := newISTag(tag, imageStream, nil, true)
	if err != nil {
		return nil, false, err
	}

	obj, err := objInfo.UpdatedObject(ctx, old)
	if err != nil {
		return nil, false, err
	}

	istag, ok := obj.(*api.ImageStreamTag)
	if !ok {
		return nil, false, kapierrors.NewBadRequest(fmt.Sprintf("obj is not an ImageStreamTag: %#v", obj))
	}

	// check for conflict
	switch {
	case len(istag.ResourceVersion) == 0:
		// should disallow blind PUT, but this was previously supported
		istag.ResourceVersion = imageStream.ResourceVersion
	case len(imageStream.ResourceVersion) == 0:
		// image stream did not exist, cannot update
		return nil, false, kapierrors.NewNotFound(api.Resource("imagestreamtags"), tagName)
	case imageStream.ResourceVersion != istag.ResourceVersion:
		// conflicting input and output
		return nil, false, kapierrors.NewConflict(api.Resource("imagestreamtags"), istag.Name, fmt.Errorf("another caller has updated the resource version to %s", imageStream.ResourceVersion))
	}

	if create {
		if err := rest.BeforeCreate(Strategy, ctx, obj); err != nil {
			return nil, false, err
		}
	} else {
		if err := rest.BeforeUpdate(Strategy, ctx, obj, old); err != nil {
			return nil, false, err
		}
	}

	// update the spec tag
	if imageStream.Spec.Tags == nil {
		imageStream.Spec.Tags = map[string]api.TagReference{}
	}
	tagRef, exists := imageStream.Spec.Tags[tag]
	// if the caller set tag, override the spec tag
	if istag.Tag != nil {
		tagRef = *istag.Tag
		tagRef.Name = tag
	}
	tagRef.Annotations = istag.Annotations
	imageStream.Spec.Tags[tag] = tagRef

	// mutate the image stream
	var newImageStream *api.ImageStream
	if create {
		newImageStream, err = r.imageStreamRegistry.CreateImageStream(ctx, imageStream)
	} else {
		newImageStream, err = r.imageStreamRegistry.UpdateImageStream(ctx, imageStream)
	}
	if err != nil {
		return nil, false, err
	}

	image, err := r.imageFor(ctx, tag, newImageStream)
	if err != nil {
		if !kapierrors.IsNotFound(err) {
			return nil, false, err
		}
	}

	newISTag, err := newISTag(tag, newImageStream, image, true)
	return newISTag, !exists, err
}