iiab/roles/kolibri/tasks/main.yml

# "How do i fail a task in Ansible if the variable contains a boolean value?
# I want to perform input validation for Ansible playbooks"
# https://stackoverflow.com/questions/46664127/how-do-i-fail-a-task-in-ansible-if-the-variable-contains-a-boolean-value-i-want/46667499#46667499

# We assume 0-init/tasks/validate_vars.yml has DEFINITELY been run, so no need
# to re-check whether vars are defined here.  As Ansible vars cannot be unset:
# https://serverfault.com/questions/856729/how-to-destroy-delete-unset-a-variable-value-in-ansible

- name: Assert that "kolibri_install is sameas true" (boolean not string etc)
  assert:
    that: kolibri_install is sameas true
    fail_msg: "PLEASE SET 'kolibri_install: True' e.g. IN: /etc/iiab/local_vars.yml"
    quiet: yes

- name: Assert that "kolibri_enabled | type_debug == 'bool'" (boolean not string etc)
  assert:
    that: kolibri_enabled | type_debug == 'bool'
    fail_msg: "PLEASE GIVE VARIABLE 'kolibri_enabled' A PROPER (UNQUOTED) ANSIBLE BOOLEAN VALUE e.g. IN: /etc/iiab/local_vars.yml"
    quiet: yes


#- name: "Set 'kolibri_provision: False' for a more lightweight (re)install"
#  set_fact:
#    kolibri_provision: False
#  when: ???

- name: Install Kolibri, if 'kolibri_installed' not defined, e.g. in {{ iiab_state_file }}    # /etc/iiab/iiab_state.yml
  include_tasks: install.yml
  when: kolibri_installed is undefined


- name: Enable & Start 'kolibri' systemd service, if kolibri_enabled
  systemd:
    name: kolibri
    daemon_reload: yes
    enabled: yes
    state: started
  when: kolibri_enabled

- name: Disable & Stop 'kolibri' systemd service, if not kolibri_enabled
  systemd:
    name: kolibri
    enabled: no
    state: stopped
  when: not kolibri_enabled

- name: Enable/Disable/Restart NGINX
  include_tasks: nginx.yml


- name: Add 'kolibri' variable values to {{ iiab_ini_file }}    # /etc/iiab/iiab.ini
  ini_file:
    path: "{{ iiab_ini_file }}"    # /etc/iiab/iiab.ini
    section: kolibri
    option: "{{ item.option }}"
    value: "{{ item.value | string }}"
  with_items:
    - option: name
      value: Kolibri
    - option: description
      value: '"Kolibri is an open-source educational platform specially designed to provide offline access to a wide range of quality, openly licensed educational contents in low-resource contexts like rural schools, refugee camps, orphanages, and also in non-formal school programs."'
    - option: kolibri_install
      value: "{{ kolibri_install }}"
    - option: kolibri_enabled
      value: "{{ kolibri_enabled }}"
    - option: kolibri_url
      value: "{{ kolibri_url }}"
    - option: kolibri_path
      value: "{{ kolibri_exec_path }}"
    - option: kolibri_port
      value: "{{ kolibri_http_port }}"