- name: Install iptables-persistent
  become: true
  ansible.builtin.apt:
    install_recommends: false
    name: iptables-persistent
    state: present

- name: 'Configure rules'
  become: true
  ansible.builtin.template:
    src: '{{ item.src }}'
    dest: '{{ item.dest }}'
    owner: root
    group: root
    mode: '640'
  loop:
    - {src: rules.v4, dest: /etc/iptables/rules.v4}
    - {src: rules.v6, dest: /etc/iptables/rules.v6}
  notify: Reboot

- name: Reboot if necessary
  ansible.builtin.meta: flush_handlers