okd/roles/openshift_hosted/tasks/migrate_default_registry_var.yml

---
# This work is to migrate the OPENSHIFT_DEFAULT_REGISTRY variable
# inside of the docker-registry's dc to REGISTRY_OPENSHIFT_SERVER_ADDR
- name: migrate docker registry env var
  oc_edit:
    kind: dc
    name: "{{ openshift_hosted_registry_name }}"
    namespace: "{{ openshift_hosted_registry_namespace }}"
    edits:
    - action: update
      key: spec.template.spec.containers[0].env
      value:
        name: REGISTRY_OPENSHIFT_SERVER_ADDR
        value: docker-registry.default.svc:5000
      curr_value:
        name: OPENSHIFT_DEFAULT_REGISTRY
        value: docker-registry.default.svc:5000
  register: editout

- debug:
    var: editout
    verbosity: 1