ceph-ansible/roles/ceph-handler/handlers/main.yml

---
- name: update apt cache
  apt:
    update-cache: yes
  when:
    - ansible_os_family == 'Debian'

# We only want to restart on hosts that have called the handler.
# This var is set when he handler is called, and unset after the
# restart to ensure only the correct hosts are restarted.
- name: set _mon_handler_called before restart
  set_fact:
     _mon_handler_called: True
  listen: "restart ceph mons"

- name: copy mon restart script
  template:
    src: restart_mon_daemon.sh.j2
    dest: /tmp/restart_mon_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph mons"
  when:
    - mon_group_name in group_names

- name: restart ceph mon daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_mon_daemon.sh
  listen: "restart ceph mons"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mon_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_mon_handler_called'] | default(False)
    - mon_socket_stat.rc == 0
  with_items: "{{ groups[mon_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph mon daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_mon_daemon.sh
  listen: "restart ceph mons"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mon_group_name in group_names
    - containerized_deployment
    - ceph_mon_container_stat.get('rc') == 0
    - hostvars[item]['_mon_handler_called'] | default(False)
    - ceph_mon_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[mon_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _mon_handler_called after restart
  set_fact:
     _mon_handler_called: False
  listen: "restart ceph mons"

- name: set _osd_handler_called before restart
  set_fact:
     _osd_handler_called: True
  listen: "restart ceph osds"

# This does not just restart OSDs but everything else too. Unfortunately
# at this time the ansible role does not have an OSD id list to use
# for restarting them specifically.
# This does not need to run during a rolling update as the playbook will
# restart all OSDs using the tasks "start ceph osd" or
# "restart containerized ceph osd"
- name: copy osd restart script
  template:
    src: restart_osd_daemon.sh.j2
    dest: /tmp/restart_osd_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph osds"
  when:
    - osd_group_name in group_names
    - not rolling_update

- name: restart ceph osds daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_osd_daemon.sh
  listen: "restart ceph osds"
  when:
    - osd_group_name in group_names
    - not containerized_deployment
    - not rolling_update
    # We do not want to run these checks on initial deployment (`socket_osd_container.results[n].rc == 0`)
    # except when a crush location is specified. ceph-disk will start the osds before the osd crush location is specified
    - osd_socket_stat.rc == 0
    - ceph_current_status.fsid is defined
    - handler_health_osd_check
    - hostvars[item]['_osd_handler_called'] | default(False)
  with_items: "{{ groups[osd_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph osds daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_osd_daemon.sh
  listen: "restart ceph osds"
  when:
    # We do not want to run these checks on initial deployment (`socket_osd_container_stat.results[n].rc == 0`)
    # except when a crush location is specified. ceph-disk will start the osds before the osd crush location is specified
    - osd_group_name in group_names
    - containerized_deployment
    - not rolling_update
    - inventory_hostname == groups.get(osd_group_name) | last
    - ceph_osd_container_stat.get('rc') == 0
    - ceph_osd_container_stat.get('stdout_lines', [])|length != 0
    - handler_health_osd_check
    - hostvars[item]['_osd_handler_called'] | default(False)
  with_items: "{{ groups[osd_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _osd_handler_called after restart
  set_fact:
     _osd_handler_called: False
  listen: "restart ceph osds"

- name: set _mds_handler_called before restart
  set_fact:
     _mds_handler_called: True
  listen: "restart ceph mdss"

- name: copy mds restart script
  template:
    src: restart_mds_daemon.sh.j2
    dest: /tmp/restart_mds_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph mdss"
  when:
    - mds_group_name in group_names

- name: restart ceph mds daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_mds_daemon.sh
  listen: "restart ceph mdss"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mds_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_mds_handler_called'] | default(False)
    - mds_socket_stat.rc == 0
  with_items: "{{ groups[mds_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph mds daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_mds_daemon.sh
  listen: "restart ceph mdss"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mds_group_name in group_names
    - containerized_deployment
    - ceph_mds_container_stat.get('rc') == 0
    - hostvars[item]['_mds_handler_called'] | default(False)
    - ceph_mds_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[mds_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _mds_handler_called after restart
  set_fact:
     _mds_handler_called: False
  listen: "restart ceph mdss"

- name: set _rgw_handler_called before restart
  set_fact:
     _rgw_handler_called: True
  listen: "restart ceph rgws"

- name: copy rgw restart script
  template:
    src: restart_rgw_daemon.sh.j2
    dest: /tmp/restart_rgw_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph rgws"
  when:
    - rgw_group_name in group_names

- name: restart ceph rgw daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_rgw_daemon.sh
  listen: "restart ceph rgws"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - rgw_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_rgw_handler_called'] | default(False)
    - rgw_socket_stat.rc == 0
  with_items: "{{ groups[rgw_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph rgw daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_rgw_daemon.sh
  listen: "restart ceph rgws"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - rgw_group_name in group_names
    - containerized_deployment
    - ceph_rgw_container_stat.get('rc') == 0
    - hostvars[item]['_rgw_handler_called'] | default(False)
    - ceph_rgw_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[rgw_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _rgw_handler_called after restart
  set_fact:
     _rgw_handler_called: False
  listen: "restart ceph rgws"

- name: set _nfs_handler_called before restart
  set_fact:
     _nfs_handler_called: True
  listen: "restart ceph nfss"

- name: copy nfs restart script
  template:
    src: restart_nfs_daemon.sh.j2
    dest: /tmp/restart_nfs_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph nfss"
  when:
    - nfs_group_name in group_names

- name: restart ceph nfs daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_nfs_daemon.sh
  listen: "restart ceph nfss"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - nfs_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_nfs_handler_called'] | default(False)
    - nfs_socket_stat.rc == 0
  with_items: "{{ groups[nfs_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph nfs daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_nfs_daemon.sh
  listen: "restart ceph nfss"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - nfs_group_name in group_names
    - containerized_deployment
    - ceph_nfs_container_stat.get('rc') == 0
    - hostvars[item]['_nfs_handler_called'] | default(False)
    - ceph_nfs_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[nfs_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _nfs_handler_called after restart
  set_fact:
     _nfs_handler_called: False
  listen: "restart ceph nfss"

- name: set _rbdmirror_handler_called before restart
  set_fact:
     _rbdmirror_handler_called: True
  listen: "restart ceph rbdmirrors"

- name: copy rbd mirror restart script
  template:
    src: restart_rbd_mirror_daemon.sh.j2
    dest: /tmp/restart_rbd_mirror_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph rbdmirrors"
  when:
    - rbdmirror_group_name in group_names

- name: restart ceph rbd mirror daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_rbd_mirror_daemon.sh
  listen: "restart ceph rbdmirrors"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - rbdmirror_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_rbdmirror_handler_called'] | default(False)
    - rbd_mirror_socket_stat.rc == 0
  with_items: "{{ groups[rbdmirror_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph rbd mirror daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_rbd_mirror_daemon.sh
  listen: "restart ceph rbdmirrors"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - rbdmirror_group_name in group_names
    - containerized_deployment
    - ceph_rbd_mirror_container_stat.get('rc') == 0
    - hostvars[item]['_rbdmirror_handler_called'] | default(False)
    - ceph_rbd_mirror_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[rbdmirror_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _rbdmirror_handler_called after restart
  set_fact:
     _rbdmirror_handler_called: False
  listen: "restart ceph rbdmirrors"

- name: set _mgr_handler_called before restart
  set_fact:
     _mgr_handler_called: True
  listen: "restart ceph mgrs"

- name: copy mgr restart script
  template:
    src: restart_mgr_daemon.sh.j2
    dest: /tmp/restart_mgr_daemon.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph mgrs"
  when:
    - mgr_group_name in group_names

- name: restart ceph mgr daemon(s) - non container
  command: /usr/bin/env bash /tmp/restart_mgr_daemon.sh
  listen: "restart ceph mgrs"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mgr_group_name in group_names
    - not containerized_deployment
    - hostvars[item]['_mgr_handler_called'] | default(False)
    - mgr_socket_stat.rc == 0
  with_items: "{{ groups[mgr_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: restart ceph mgr daemon(s) - container
  command: /usr/bin/env bash /tmp/restart_mgr_daemon.sh
  listen: "restart ceph mgrs"
  when:
    # We do not want to run these checks on initial deployment (`socket.rc == 0`)
    - mgr_group_name in group_names
    - containerized_deployment
    - ceph_mgr_container_stat.get('rc') == 0
    - hostvars[item]['_mgr_handler_called'] | default(False)
    - ceph_mgr_container_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[mgr_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _mgr_handler_called after restart
  set_fact:
     _mgr_handler_called: False
  listen: "restart ceph mgrs"

- name: set _tcmu_runner_handler_called before restart
  set_fact:
     _tcmu_runner_handler_called: True
  listen: "restart ceph tcmu-runner"

- name: copy tcmu-runner restart script
  template:
    src: restart_tcmu_runner.sh.j2
    dest: /tmp/restart_tcmu_runner.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph tcmu-runner"
  when:
    - iscsi_gw_group_name in group_names

- name: restart tcmu-runner
  command: /usr/bin/env bash /tmp/restart_tcmu_runner.sh
  listen: "restart ceph tcmu-runner"
  when:
    - iscsi_gw_group_name in group_names
    - ceph_tcmu_runner_stat.get('rc') == 0
    - hostvars[item]['_tcmu_runner_handler_called'] | default(False)
    - ceph_tcmu_runner_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[iscsi_gw_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _tcmu_runner_handler_called after restart
  set_fact:
     _tcmu_runner_handler_called: False
  listen: "restart ceph tcmu-runner"

- name: set _rbd_target_gw_handler_called before restart
  set_fact:
     _rbd_target_gw_handler_called: True
  listen: "restart ceph rbd-target-gw"

- name: copy rbd-target-gw restart script
  template:
    src: restart_rbd_target_gw.sh.j2
    dest: /tmp/restart_rbd_target_gw.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph rbd-target-gw"
  when:
    - iscsi_gw_group_name in group_names

- name: restart rbd-target-gw
  command: /usr/bin/env bash /tmp/restart_rbd_target_gw.sh
  listen: "restart ceph rbd-target-gw"
  when:
    - iscsi_gw_group_name in group_names
    - ceph_rbd_target_gw_stat.get('rc') == 0
    - hostvars[item]['_rbd_target_gw_handler_called'] | default(False)
    - ceph_rbd_target_gw_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[iscsi_gw_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _rbd_target_gw_handler_called after restart
  set_fact:
     _rbd_target_gw_handler_called: False
  listen: "restart ceph rbd-target-gw"

- name: set _rbd_target_api_handler_called before restart
  set_fact:
     _rbd_target_api_handler_called: True
  listen: "restart ceph rbd-target-api"

- name: copy rbd-target-api restart script
  template:
    src: restart_rbd_target_api.sh.j2
    dest: /tmp/restart_rbd_target_api.sh
    owner: root
    group: root
    mode: 0750
  listen: "restart ceph rbd-target-api"
  when:
    - iscsi_gw_group_name in group_names

- name: restart rbd-target-api
  command: /usr/bin/env bash /tmp/restart_rbd_target_api.sh
  listen: "restart ceph rbd-target-api"
  when:
    - iscsi_gw_group_name in group_names
    - ceph_rbd_target_api_stat.get('rc') == 0
    - hostvars[item]['_rbd_target_api_handler_called'] | default(False)
    - ceph_rbd_target_api_stat.get('stdout_lines', [])|length != 0
  with_items: "{{ groups[iscsi_gw_group_name] }}"
  delegate_to: "{{ item }}"
  run_once: True

- name: set _rbd_target_api_handler_called after restart
  set_fact:
     _rbd_target_api_handler_called: False
  listen: "restart ceph rbd-target-api"