kolla-ansible/ansible/roles/watcher/handlers/main.yml

---
- name: Restart watcher-applier container
  vars:
    service_name: "watcher-applier"
    service: "{{ watcher_services[service_name] }}"
    config_json: "{{ watcher_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_conf: "{{ watcher_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
    policy_overwriting: "{{ watcher_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_applier_container: "{{ check_watcher_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
  kolla_docker:
    action: "recreate_or_restart_container"
    common_options: "{{ docker_common_options }}"
    name: "{{ service.container_name }}"
    image: "{{ service.image }}"
    volumes: "{{ service.volumes }}"
  when:
    - kolla_action != "config"
    - inventory_hostname in groups[service.group]
    - service.enabled | bool
    - config_json.changed | bool
      or watcher_conf.changed | bool
      or policy_overwriting.changed | bool
      or watcher_applier_container.changed | bool

- name: Restart watcher-engine container
  vars:
    service_name: "watcher-engine"
    service: "{{ watcher_services[service_name] }}"
    config_json: "{{ watcher_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_conf: "{{ watcher_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
    policy_overwriting: "{{ watcher_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_engine_container: "{{ check_watcher_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
  kolla_docker:
    action: "recreate_or_restart_container"
    common_options: "{{ docker_common_options }}"
    name: "{{ service.container_name }}"
    image: "{{ service.image }}"
    volumes: "{{ service.volumes }}"
  when:
    - kolla_action != "config"
    - inventory_hostname in groups[service.group]
    - service.enabled | bool
    - config_json.changed | bool
      or watcher_conf.changed | bool
      or policy_overwriting.changed | bool
      or watcher_engine_container.changed | bool

- name: Restart watcher-api container
  vars:
    service_name: "watcher-api"
    service: "{{ watcher_services[service_name] }}"
    config_json: "{{ watcher_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_conf: "{{ watcher_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
    policy_overwriting: "{{ watcher_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
    watcher_api_container: "{{ check_watcher_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
  kolla_docker:
    action: "recreate_or_restart_container"
    common_options: "{{ docker_common_options }}"
    name: "{{ service.container_name }}"
    image: "{{ service.image }}"
    volumes: "{{ service.volumes }}"
  when:
    - kolla_action != "config"
    - inventory_hostname in groups[service.group]
    - service.enabled | bool
    - config_json.changed | bool
      or watcher_conf.changed | bool
      or policy_overwriting.changed | bool
      or watcher_api_container.changed | bool