ansible-roles/roles/postgresql_exporter/tasks/iptables.yml

---

- name: Handle postgres exporter ports in the firewall
  iptables_raw:
    name: postgres-exporter
    state: "{{ (pg_exporter_src_ip | length > 0) | ternary('present','absent') }}"
    rules: "-A INPUT -m state --state NEW -p tcp --dport {{ pg_exporter_port }} -s {{ pg_exporter_src_ip | join(',') }} -j ACCEPT"
  when: iptables_manage | default(True)
  tags: firewall,pg