# The metrics run after apt-daily (update) and apt-daily-upgrade (upgrade), so they show the state apt
# just reached without a timer of their own. The "-" lets a failing metrics run leave apt's units green.
- name: Create the textfile directory
  ansible.builtin.file:
    path: "{{ apt_updates_textfile_dir }}"
    state: directory
    mode: "0755"

- name: Install the apt metrics script
  ansible.builtin.template:
    src: apt-updates-metrics.j2
    dest: /usr/local/sbin/apt-updates-metrics
    mode: "0755"

- name: Create the apt timers' drop-in directories
  ansible.builtin.file:
    path: /etc/systemd/system/{{ item }}.service.d
    state: directory
    mode: "0755"
  loop:
    - apt-daily
    - apt-daily-upgrade

- name: Run the apt metrics after the apt timers' services
  ansible.builtin.copy:
    dest: /etc/systemd/system/{{ item }}.service.d/apt-updates-metrics.conf
    mode: "0644"
    content: |
      [Service]
      ExecStartPost=-/usr/local/sbin/apt-updates-metrics
  loop:
    - apt-daily
    - apt-daily-upgrade
  register: apt_updates_dropins

- name: Reload systemd after the apt metrics drop-ins
  ansible.builtin.systemd:
    daemon_reload: true
  when: apt_updates_dropins.changed
  # Check mode does not write the drop-ins.
  ignore_errors: "{{ ansible_check_mode }}"