myserver-configuration/roles/iptables/tasks/base.yml

---

- name: Copy conf
  ansible.builtin.template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    group: root
    mode: u=rwx,g=rx,o=rx
  loop:
    - { src: 'firewall.j2', dest: '/usr/bin/firewall' }
  register: iptables_templates_results
  become: yes

- name: Ensure firewall is load in startup
  ansible.builtin.cron:
    name: "Firewall"
    special_time: "reboot"
    job: "/usr/bin/firewall"
  become: yes