ceph-ansible/roles/ceph-osd/tasks/start_osds.yml

---
- name: umount ceph disk (if on openstack)
  mount:
    name: /mnt
    src: /dev/vdb
    fstype: ext3
    state: unmounted
  when:
    - ceph_docker_on_openstack | bool
    - containerized_deployment | bool

# this is for ceph-disk, the ceph-disk command is gone so we have to list /var/lib/ceph
- name: get osd ids
  shell: |
    set -o pipefail;
    ls /var/lib/ceph/osd/ | sed 's/.*-//'
  args:
    executable: /bin/bash
  changed_when: false
  register: osd_ids_non_container

- name: set_fact docker_exec_start_osd
  set_fact:
    docker_exec_start_osd: "{{ '{{ container_binary }} run --rm --ulimit nofile=1024:4096 --net=host --privileged=true -v /var/run/udev/:/var/run/udev/:z -v /run/lvm/:/run/lvm/ -v /etc/ceph:/etc/ceph:z -v /dev:/dev --entrypoint=ceph-volume ' + ceph_docker_registry + '/' + ceph_docker_image + ':' + ceph_docker_image_tag if containerized_deployment else 'ceph-volume' }}"

- name: collect osd ids
  command: "{{ docker_exec_start_osd }} lvm list --format json"
  changed_when: false
  failed_when: false
  register: ceph_osd_ids

- name: include_tasks systemd.yml
  include_tasks: systemd.yml
  when: containerized_deployment | bool

- name: ensure systemd service override directory exists
  file:
    state: directory
    path: "/etc/systemd/system/ceph-osd@.service.d/"
  when:
    - ceph_osd_systemd_overrides is defined
    - ansible_service_mgr == 'systemd'

- name: add ceph-osd systemd service overrides
  config_template:
    src: "ceph-osd.service.d-overrides.j2"
    dest: "/etc/systemd/system/ceph-osd@.service.d/ceph-osd-systemd-overrides.conf"
    config_overrides: "{{ ceph_osd_systemd_overrides | default({}) }}"
    config_type: "ini"
  when:
    - ceph_osd_systemd_overrides is defined
    - ansible_service_mgr == 'systemd'

- name: systemd start osd
  systemd:
    name: ceph-osd@{{ item }}
    state: started
    enabled: yes
    masked: no
    daemon_reload: yes
  with_items: "{{ ((ceph_osd_ids.stdout | default('{}') | from_json).keys() | list) | union(osd_ids_non_container.stdout_lines) | default([]) }}"