Add internal types for ImageStreamLayers

pkg/image/apis/image/register.go

@@ -72,6 +72,7 @@ func addKnownTypes(scheme *runtime.Scheme) error {
 		&ImageStreamTag{},
 		&ImageStreamTagList{},
 		&ImageStreamImage{},
+		&ImageStreamLayers{},
 		&ImageStreamImport{},
 		&kapi.SecretList{},
 	)

pkg/image/apis/image/types.go

@@ -473,6 +473,33 @@ type DockerImageReference struct {
 	ID        string
 }
 
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// ImageStreamLayers describes information about the layers referenced by images in this
+// image stream.
+type ImageStreamLayers struct {
+	metav1.TypeMeta
+	// Standard object's metadata.
+	metav1.ObjectMeta
+	// layers is a list of all layers in this image stream.
+	Layers []ImageLayerReference
+}
+
+// ImageLayerReference represents a single image layer and the items it is referenced from.
+type ImageLayerReference struct {
+	// Name of the layer as defined by the underlying store.
+	Name string
+	// Size of the layer in bytes as defined by the underlying store.
+	LayerSize int64
+	// MediaType of the referenced object.
+	MediaType string
+
+	// tags are the names of tags that reference this layer.
+	Tags []string
+	// imageIDs are the images that include this layer.
+	ImageIDs []string
+}
+
 // +genclient
 // +genclient:onlyVerbs=create
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object