---
- name: Check if Minifirewall is present
  stat:
    path: /etc/default/minifirewall
  check_mode: no
  register: minifirewall_test

- block:
  - name: HTTPSITES list is commented in minifirewall
    replace:
      dest: /etc/default/minifirewall
      regexp: "^(HTTPSITES='[^0-9])"
      replace: '#\1'
    notify: restart minifirewall

  - name: all HTTPSITES are authorized in minifirewall
    lineinfile:
      dest: /etc/default/minifirewall
      line: "HTTPSITES='0.0.0.0/0'"
      insertafter: "^#HTTPSITES="
    notify: restart minifirewall

  - name: add iptables rules for the proxy
    lineinfile:
      dest: /etc/default/minifirewall
      regexp: "^#? *{{ item }}"
      line: "{{ item }}"
      insertafter: "^# Proxy"
    with_items:
      - "/sbin/iptables -t nat -A OUTPUT -p tcp --dport 80 -m owner --uid-owner proxy -j ACCEPT"
      - "/sbin/iptables -t nat -A OUTPUT -p tcp --dport 80 -d {{ squid_address }} -j ACCEPT"
      - "/sbin/iptables -t nat -A OUTPUT -p tcp --dport 80 -d 127.0.0.0/8 -j ACCEPT"
      - "/sbin/iptables -t nat -A OUTPUT -p tcp --dport 80 -j REDIRECT --to-port 8888"
    notify: restart minifirewall

  - name: remove minifirewall example rule for the proxy
    lineinfile:
      dest: /etc/default/minifirewall
      regexp: '^#.*(-t nat).*(-d X\.X\.X\.X)'
      state: absent
    notify: restart minifirewall
  when: minifirewall_test.stat.exists