About custom resources generated by oc-mirror plugin v2
The oc-mirror plugin v2 automatically generates several resources during mirroring operations.
The plugin generates the following custom resources:
ImageDigestMirrorSet(IDMS)-
Handles registry mirror rules when using image digest pull specifications. Generated if at least one image of the image set is mirrored by digest.
ImageTagMirrorSet(ITMS)-
Handles registry mirror rules when using image tag pull specifications. Generated if at least one image from the image set is mirrored by tag.
CatalogSource-
Retrieves information about the available Operators in the mirror registry. Used by Operator Lifecycle Manager (OLM) Classic.
ClusterCatalog-
Retrieves information about the available cluster extensions (which includes Operators) in the mirror registry. Used by OLM v1.
UpdateService-
Provides update graph data to the disconnected environment. Used by the OpenShift Update Service.