ceph-ansible/roles/ceph-mon/tasks/ceph_keys.yml

---
- name: waiting for the monitor(s) to form the quorum...
  command: >
    {{ docker_exec_cmd }}
    ceph
    --cluster {{ cluster }}
    -n mon.
    -k /var/lib/ceph/mon/{{ cluster }}-{{ ansible_hostname }}/keyring
    mon_status
    --format json
  register: ceph_health_raw
  run_once: true
  until: >
    (ceph_health_raw.stdout | default('{}') | from_json)['state'] in ['leader', 'peon']
  retries: "{{ handler_health_mon_check_retries }}"
  delay: "{{ handler_health_mon_check_delay }}"

- name: fetch ceph initial keys
  ceph_key:
    state: fetch_initial_keys
    cluster: "{{ cluster }}"
    owner: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
    group: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
    mode: "0400"
  environment:
    CEPH_CONTAINER_IMAGE: "{{ ceph_docker_registry + '/' + ceph_docker_image + ':' + ceph_docker_image_tag if containerized_deployment else None }}"
    CEPH_CONTAINER_BINARY: "{{ container_binary }}"
  when:
    - cephx

- block:
  - name: create ceph mgr keyring(s)
    ceph_key:
      name: "mgr.{{ hostvars[item]['ansible_hostname'] }}"
      state: present
      caps:
        mon: allow profile mgr
        osd: allow *
        mds: allow *
      cluster: "{{ cluster }}"
      secret: "{{ (mgr_secret != 'mgr_secret') | ternary(mgr_secret, omit) }}"
      owner: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
      group: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
      mode: "0400"
    environment:
      CEPH_CONTAINER_IMAGE: "{{ ceph_docker_registry + '/' + ceph_docker_image + ':' + ceph_docker_image_tag if containerized_deployment else None }}"
      CEPH_CONTAINER_BINARY: "{{ container_binary }}"
    with_items:
      - "{{ groups.get(mgr_group_name, []) }}" # this honors the condition where mgrs run on separate machines
      - "{{ groups.get(mon_group_name, []) }}" # this honors the new rule where mgrs are always collocated with mons

  - name: copy ceph mgr key(s) to the ansible server
    fetch:
      src: "{{ ceph_conf_key_directory }}/{{ cluster }}.mgr.{{ hostvars[item]['ansible_hostname'] }}.keyring"
      dest: "{{ fetch_directory }}/{{ fsid }}/{{ ceph_conf_key_directory }}/{{ cluster }}.mgr.{{ hostvars[item]['ansible_hostname'] }}.keyring"
      flat: yes
    with_items:
      - "{{ groups.get(mgr_group_name, []) }}"
    when:
      - groups.get(mgr_group_name, []) | length > 0
  when:
    - cephx
    - not rolling_update
    - inventory_hostname == groups[mon_group_name]|last # only on the last to avoid key creation collision

- name: copy keys to the ansible server
  fetch:
    src: "{{ item }}"
    dest: "{{ fetch_directory }}/{{ fsid }}/{{ item }}"
    flat: yes
  with_items:
    - /var/lib/ceph/bootstrap-osd/{{ cluster }}.keyring
    - /var/lib/ceph/bootstrap-rgw/{{ cluster }}.keyring
    - /var/lib/ceph/bootstrap-mds/{{ cluster }}.keyring
    - /var/lib/ceph/bootstrap-rbd/{{ cluster }}.keyring
    - /var/lib/ceph/bootstrap-rbd-mirror/{{ cluster }}.keyring
    - /etc/ceph/{{ cluster }}.client.admin.keyring
  when:
    - cephx
    - inventory_hostname == groups[mon_group_name] | last