- name: Set docker_mirror fact from mirror_info
  when:
    - docker_mirror is not defined
    - mirror_info is defined
    - "'dockerhub' is in mirror_info"
  set_fact:
    docker_mirror: mirror_info.dockerhub.url

- name: Set docker_mirror fact from zuul_site_mirror_info
  when:
    - docker_mirror is not defined
    - zuul_site_mirror_info is defined
    - "'dockerhub' is in zuul_site_mirror_info"
  set_fact:
    docker_mirror: zuul_site_mirror_info.dockerhub.url

# Backward compat fallback to old style mirror_fqdn based url derivation.
- name: Set docker_mirror fact
  when:
    - docker_mirror is not defined
    - mirror_info is not defined
    - zuul_site_mirror_info is not defined
    - mirror_fqdn is defined or zuul_site_mirror_fqdn is defined
  set_fact:
    docker_mirror: "http://{{ mirror_fqdn | default(zuul_site_mirror_fqdn) }}:8082"

# Only run when new style mirror_info is defined or old style mirror
# info is defined and not new style. This forces people using new
# style to configure dockerhub mirroring there.
- name: Set up docker mirrors
  include_tasks: mirror.yaml
  when: docker_mirror is defined