ansible/roles/wake_on_lan/tasks/main.yml

- name: Install ethtool
  ansible.builtin.apt:
    name: ethtool
    state: present
  become: true
- name: Display all interfaces name
  ansible.builtin.debug:
    var: ansible_facts.interfaces
- name: Get wifi adapter
  ansible.builtin.set_fact: 
    active_adapter: '{{ item }}'
  loop: '{{ ansible_facts.interfaces }}'
  when: 'item.startswith("eno")'
- name: Display all interfaces name
  ansible.builtin.debug:
    msg: "{{ ansible_default_ipv4.interface }}"


- name: Creating config
  become: true
  ansible.builtin.copy:
    dest: "/etc/systemd/system/wol.service"
    content: |
      [Unit]
      Description=Enable Wake On Lan

      [Service]
      Type=oneshot
      ExecStart = /usr/sbin/ethtool --change {{ ansible_default_ipv4.interface }} wol g

      [Install]
      WantedBy=basic.target
    owner: root
    mode: '0744'
- name: Restart service wol, in all cases
  ansible.builtin.service:
    name: wol
    state: restarted
    enabled: true
  become: true