---
# 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

# (rootfs) for reasons I haven't figured out, docker pull and run will fail.
- name: pull ceph daemon image
  shell: "docker pull {{ ceph_osd_docker_username }}/{{ ceph_osd_docker_imagename }}"

- name: prepare ceph osd disk
  docker:
    image: "{{ ceph_osd_docker_username }}/{{ ceph_osd_docker_imagename }}"
    name: "{{ ansible_hostname }}-osd-prepare-{{ item | regex_replace('/', '') }}"
    net: host
    pid: host
    state: running
    privileged: yes
    env: "OSD_DEVICE={{ item }},{{ ceph_osd_docker_prepare_env }}"
    volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/dev/:/dev/"
  with_items: ceph_osd_docker_devices
  when: ceph_osd_docker_prepare_env is defined

# Use systemd to manage container on Atomic host
- name: generate systemd unit file
  become: true
  template:
    src: ceph-osd.service.j2
    dest: /var/lib/ceph/ceph-osd@.service
    owner: "root"
    group: "root"
    mode: "0644"
  failed_when: false

- name: link systemd unit file for osd instance
  file:
    src: /var/lib/ceph/ceph-osd@.service
    dest: /etc/systemd/system/multi-user.target.wants/ceph-osd@{{ item | basename }}.service
    state: link
  with_items: ceph_osd_docker_devices
  when: is_atomic

- name: enable systemd unit file for osd instance
  shell: systemctl enable /etc/systemd/system/multi-user.target.wants/ceph-osd@{{ item | basename }}.service
  failed_when: false
  changed_when: false
  with_items: ceph_osd_docker_devices
  when: is_atomic

- name: reload systemd unit files
  shell: systemctl daemon-reload
  when: is_atomic

- name: systemd start osd container
  service:
    name: ceph-osd@{{ item | basename }}
    state: started
    enabled: yes
  changed_when: false
  with_items: ceph_osd_docker_devices
  when: is_atomic

- name: run the ceph osd docker image
  docker:
    image: "{{ ceph_osd_docker_username }}/{{ ceph_osd_docker_imagename }}"
    name: "{{ ansible_hostname }}-osd-{{ item | regex_replace('/', '') }}"
    net: host
    pid: host
    state: running
    privileged: yes
    env: "OSD_DEVICE={{ item }},{{ ceph_osd_docker_extra_env }}"
    volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/dev/:/dev/"
  with_items: ceph_osd_docker_devices
  when: not is_atomic