bubble/automation/roles/firewall/tasks/main.yml

- name: Install firewall packages
  apt:
    name: [ 'haveged', 'iptables-persistent', 'netfilter-persistent', 'autossh' ]
    state: present
    update_cache: yes

- name: Flush iptables
  iptables:
    flush: true
  become: yes

- name: Flush INPUT chain
  iptables:
    chain: INPUT
    flush: yes
  become: yes

- name: Flush OUTPUT chain
  iptables:
    chain: OUTPUT
    flush: yes
  become: yes

- name: Flush iptables nat table
  iptables:
    flush: yes
    table: nat
  become: yes

- name: Flush iptables mangle table
  iptables:
    flush: true
    table: mangle
  become: yes

- name: Flush iptables raw table
  iptables:
    flush: true
    table: raw
  become: yes

- name: Flush OUTPUT chain NAT table
  iptables:
    chain: OUTPUT
    table: nat
    flush: yes
  become: yes

- name: Flush FORWARD chain
  iptables:
    chain: FORWARD
    flush: yes
  become: yes

- name: Flush PREROUTING chain NAT Table
  iptables:
    chain: PREROUTING
    table: nat
    flush: yes
  become: yes

- name: Delete ufw chains
  command: "bash -c 'iptables -F {{ item }} && iptables -X {{ item }} || echo \"chain not found: {{ item }}\"'"
  with_items:
    - ufw-after-forward
    - ufw-after-input
    - ufw-after-logging-forward
    - ufw-after-logging-input
    - ufw-after-logging-output
    - ufw-after-output
    - ufw-before-forward
    - ufw-before-input
    - ufw-before-logging-forward
    - ufw-before-logging-input
    - ufw-before-logging-output
    - ufw-before-output
    - ufw-reject-forward
    - ufw-reject-input
    - ufw-reject-output
    - ufw-track-forward
    - ufw-track-input
    - ufw-track-output

- name: Install port manager
  copy:
    src: bubble_peer_manager.py
    dest: /usr/local/bin/bubble_peer_manager.py
    owner: root
    group: root
    mode: 0555
  when: fw_enable_admin

- name: Install supervisor conf file for port manager
  copy:
    src: supervisor_bubble_peer_manager.conf
    dest: /etc/supervisor/conf.d/bubble_peer_manager.conf
  when: fw_enable_admin

- include: sage.yml
  when: install_type == 'sage'

- name: Creates /etc/iptables directory
  file:
    path: /etc/iptables
    state: directory

- name: save iptables v4 rules
  shell: iptables-save > /etc/iptables/rules.v4
  become: yes

- name: save iptables v6 rules
  shell: ip6tables-save > /etc/iptables/rules.v6
  become: yes

- supervisorctl:
    name: bubble_peer_manager
    state: restarted
  when: fw_enable_admin