okd/roles/os_firewall/tasks/main.yml

---
- import_tasks: firewalld.yml
  when:
  - os_firewall_enabled | bool
  - os_firewall_use_firewalld | bool

- import_tasks: iptables.yml
  when:
  - os_firewall_enabled | bool
  - not os_firewall_use_firewalld | bool