// 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)
}
// 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
}
// 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)
}
}
// 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")
}
}
// 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")
}
}
// 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)
}
// 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
}
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)
}
// 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
}
// 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)
}
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
}
