Return all custom types created by a CRD with a certain group name (*.federation.k8s.io)

Create list of federated types

---
- name: Backup federation control plane on master cluster
  hosts: federation
  tasks:
  - name: Read CRDs
    command:
      argv:
      - oc
      - --context={{federation_context}}
      - get
      - customresourcedefinitions
      - -o
      - json
    register: all_crds

  - set_fact:
      federated_types: "{{ federated_types | default ([]) + [ item ]}}"
    vars:
      query: "items[?contains(spec.group, 'federation.k8s.io')].metadata.name"
    loop: "{{ all_crds.stdout | from_json | json_query(query) }}"

  - debug:
      var: federated_types