system-user.yml

- hosts: user_systemd
  tasks:
    - name: Create users systemd subdirectories
      become: yes
      become_user: "{{ app_user }}"
      file:
        path: "/home/{{ app_user }}/.config/systemd/user"
        state: directory
        mode: 0775

    - name: Enable linger for app_user
      command: "loginctl enable-linger {{app_user}}"

    - name: Add systemd services
      template:
        src: "{{ item.template }}"
        dest: "/etc/systemd/system/{{ item.name }}"
        force: true
        owner: root
        group: root
        mode: 0644
      when: item.state|default('present') != 'absent'
      with_items: "{{ systemd_services }}"
      notify:
        - systemd daemon reload

    - name: Comment DNS section
      replace:
        path: /etc/systemd/resolved.conf
        regexp: '^(DNS=.*)'
        replace: '#\1'
      notify:
        - systemd daemon reload

    - name: Uncommenting ForwardToSyslog
      replace:
        path: /etc/systemd/journald.conf
        regexp: '^#(ForwardToSyslog.*)'
        replace: '\1'
      notify:
        - systemd daemon reload

    - name: Change SystemMaxUse to 100mb
      lineinfile:
        path: /etc/systemd/journald.conf
        regexp: '^#(SystemMaxUse*)'
        line: 'SystemMaxUse=100M'
        backrefs: yes

    - name: Restart systemd-resolved
      systemd:
        state: restarted
        name: systemd-resolved

  handlers:
    - name: systemd daemon reload
      command: systemctl daemon-reload