iiab/roles/pbx/tasks/install.yml

- name: "Set 'nodejs_install: True' and 'nodejs_enabled: True'"
  set_fact:
    nodejs_install: True
    nodejs_enabled: True

- name: NODEJS - run 'nodejs' role (attempt to install & enable Node.js)
  include_role:
    name: nodejs

- name: FAIL (STOP THE INSTALL) IF 'nodejs_installed is undefined'
  fail:
    msg: "PBX install cannot proceed, as Node.js is not installed."
  when: nodejs_installed is undefined

- name: FAIL (STOP THE INSTALL) IF 'nodejs_version != "10.x"'
  fail:
    msg: "PBX install cannot proceed, as it currently requires Node.js 10.x, whereas nodejs_version is set to {{ nodejs_version }}.  Please check the value of nodejs_version in /opt/iiab/iiab/vars/default_vars.yml, /etc/iiab/local_vars.yml, /opt/iiab/iiab/roles/nodejs, etc."
  when: nodejs_version != "12.x"


#- name: TODO: Check if asterisk and freepbx are already installed

- debug:    # Crazy spacing below is tuned for 80-column screens
    msg: >-
      ####################################################################WARNING:
      ONLY UBUNTU 18.04, DEBIAN 9 & RASPBIAN ARE SUPPORTED AS OF FEB 2019.   Please
      assist Internet-in-a-Box communities worldwide if you can make
      Asterisk  and FreePBX work on other OS's / distros, Thank
      You!  http://FAQ.IIAB.IO        ###############################################################################

- name: Check if freepbx is already installed
  stat: 
    path: /etc/systemd/system/freepbx.service
  register: freepbx_installed

- debug:
    msg: >-
      FreePBX already installed. Reinstall shall be skipped
  when: freepbx_installed.stat.exists

- name: Install Asterisk (debuntu)
  include_tasks: asterisk.yml
  when: internet_available and pbx_install and (pbx_installed is undefined) and is_debuntu and (not freepbx_installed.stat.exists)
  #when: internet_available and pbx_install and (not pbx_installed) and ((is_debian and ansible_distribution_major_version == "9") or is_ubuntu_18)

- name: Install FreePBX (debuntu)
  include_tasks: freepbx.yml
  when: internet_available and pbx_install and (pbx_installed is undefined) and is_debuntu and (not freepbx_installed.stat.exists)
  #when: internet_available and pbx_install and (not pbx_installed) and ((is_debian and ansible_distribution_major_version == "9") or is_ubuntu_18)


# RECORD PBX AS INSTALLED

- name: "Set 'pbx_installed: True'"
  set_fact:
    pbx_installed: True

- name: "Add 'pbx_installed: True' to {{ iiab_state_file }}"
  lineinfile:
    path: "{{ iiab_state_file }}"    # /etc/iiab/iiab_state.yml
    regexp: '^pbx_installed'
    line: 'pbx_installed: True'