Ansible snippets

Systemd

Randomize timer

Create /var/ansible/files/systemd/fstrim.conf

[Timer]
RandomizedDelaySec=3h

Playbook:

  tasks: 

     - name: check if /etc/systemd/system/fstrim.timer.d/ exists
       stat:
         path: /etc/systemd/system/fstrim.timer.d/
       register: override_dir

     - name: create /etc/systemd/system/fstrim.timer.d/
       file:
         path: /etc/systemd/system/fstrim.timer.d/
         state: directory
       when: override_dir.stat.exists == False

     - name: add fstrim.timer override
       copy:
         src: /var/ansible/files/systemd/fstrim.conf
         dest: /etc/systemd/system/fstrim.timer.d/override.conf
       notify: daemon-reload

   handlers:

     - name: daemon-reload
       systemd:
         daemon_reload: yes