# Run fstrim daily on ZFS. It's a no-op on ZFS filesystems, but it will run on zvols mounted via
# fstab. Untrimmed zvol blocks occupy space in th ZFS pool. Therefore, this helps keep zvol space
# requirements down if they are busy.
- name: "fstrim : configure a daily fstrim timer"
  ansible.builtin.copy:
    src: "./fstrim/fstrim.timer"
    dest: "/etc/systemd/system/fstrim.timer"
    mode: 0644
  register: system_zfs_fstrim_timer_file

- name: "fstrim : systemd daemon reload"
  ansible.builtin.systemd:
    daemon_reload: true
  when:
    system_zfs_fstrim_timer_file.changed

# Disabling is necessary to make sure systemd uses the new timer file.
- name: "fstrim : disable fstrim.timer"
  ansible.builtin.systemd:
    name: "fstrim.timer"
    enabled: false
    state: "stopped"
  when:
    system_zfs_fstrim_timer_file.changed

- name: "fstrim : enable fstrim.timer"
  ansible.builtin.systemd:
    name: "fstrim.timer"
    enabled: true
    state: "started"