---
#
# Instructions for setting up a jail
# https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails-ezjail.html
#
- name: Setup cloned interfaces
  lineinfile:
    dest: /etc/rc.conf
    regexp: ^cloned_interfaces=lo1
    line: cloned_interfaces=lo1

- name: Activate cloned interfaces
  command: "service netif cloneup"
  changed_when: false

- name: Add nat rule for cloned interfaces
  copy:
    dest: /etc/pf.conf
    content: |
      nat on {{ ansible_default_ipv4.interface }} from 127.0.1.0/24 -> {{ ansible_default_ipv4.interface }}:0
    validate: "pfctl -nf %s"

- name: Start pf firewall
  service:
    name: pf
    state: started
    enabled: yes

- name: Install ezjail
  pkgng:
    name: ezjail

- name: Configure ezjail to use http
  when: ansible_distribution_version is version('11.01', '>')
  lineinfile:
    dest: /usr/local/etc/ezjail.conf
    regexp: ^ezjail_ftphost
    line: ezjail_ftphost=http://ftp.freebsd.org

- name: Configure ezjail to use archive for old freebsd releases
  when: ansible_distribution_version is version('11.01', '<=')
  lineinfile:
    dest: /usr/local/etc/ezjail.conf
    regexp: ^ezjail_ftphost
    line: ezjail_ftphost=http://ftp-archive.freebsd.org

- name: Start ezjail
  ignore_errors: yes
  service:
    name: ezjail
    state: started
    enabled: yes

- name: Has ezjail
  register: ezjail_base_jail
  stat:
    path: /usr/jails/basejail

- name: Setup ezjail base
  when: not ezjail_base_jail.stat.exists
  shell: "ezjail-admin install >> /tmp/ezjail.log"
  changed_when: false

- name: Has testjail
  register: ezjail_test_jail
  stat:
    path: /usr/jails/testjail

- name: Create testjail
  when: not ezjail_test_jail.stat.exists
  shell: "ezjail-admin create testjail 'lo1|127.0.1.1' >> /tmp/ezjail.log"
  changed_when: false

- name: Configure testjail to use Cloudflare DNS
  lineinfile:
    dest: /usr/jails/testjail/etc/resolv.conf
    regexp: "^nameserver[[:blank:]]+{{ item }}$"
    line: "nameserver {{ item }}"
    create: yes
  loop:
    - "1.1.1.1"
    - "1.0.0.1"

- name: Is testjail running
  shell: "jls | grep testjail"
  changed_when: false
  failed_when: false
  register: is_testjail_up

- name: Start testjail
  when: is_testjail_up.rc == 1
  command: "ezjail-admin start testjail"