ceph-ansible/roles/ceph-osd/tasks/docker/start_docker_osd.yml

---
# For openstack VMs modify the mount point below depending on if the Openstack
# VM deploy tool defaults to mounting ephemeral disks
- name: umount ceph disk (if on openstack)
  mount:
    name: /mnt
    src: /dev/vdb
    fstype: ext3
    state: unmounted
  when:
    - ceph_docker_on_openstack

- name: test if the container image has the disk_list function
  command: docker run --rm --entrypoint=stat {{ ceph_docker_registry }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }} disk_list.sh
  changed_when: false
  failed_when: false
  register: disk_list

- name: generate ceph osd docker run script
  become: true
  template:
    src: "{{ role_path }}/templates/ceph-osd-run.sh.j2"
    dest: "{{ ceph_osd_docker_run_script_path }}/ceph-osd-run.sh"
    owner: "root"
    group: "root"
    mode: "0744"
  notify:
    - restart ceph osds

- name: generate systemd unit file
  become: true
  template:
    src: "{{ role_path }}/templates/ceph-osd.service.j2"
    dest: /etc/systemd/system/ceph-osd@.service
    owner: "root"
    group: "root"
    mode: "0644"
  notify:
    - restart ceph osds

- name: collect osd ids
  shell: >
    docker run --rm
    --privileged=true
    -v /run/lvm/lvmetad.socket:/run/lvm/lvmetad.socket
    -v /etc/ceph:/etc/ceph:z
    -v /dev:/dev
    --entrypoint=ceph-volume
    {{ ceph_docker_registry }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}
    lvm list --format json | python -c 'import sys, json; print("\n".join(json.load(sys.stdin).keys()))'
  changed_when: false
  failed_when: false
  register: ceph_osd_ids
  when:
    - containerized_deployment
    - osd_scenario == 'lvm'

- name: systemd start osd container
  systemd:
    name: ceph-osd@{{ item | regex_replace('/dev/', '') if osd_scenario != 'lvm' else item }}
    state: started
    enabled: yes
    daemon_reload: yes
  with_items: "{{ devices if osd_scenario != 'lvm' else ceph_osd_ids.stdout_lines }}"