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iiab/roles/cups/tasks/main.yml

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YAML

# ADMINISTER CUPS AT http://box/print/admin WITH USERNAME 'Admin' AND PASSWORD
# 'changeme' (OR ANY MEMBER OF LINUX GROUP 'lpadmin') PER cups/tasks/install.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 "cups_install is sameas true" (boolean not string etc)
assert:
that: cups_install is sameas true
fail_msg: "PLEASE SET 'cups_install: True' e.g. IN: /etc/iiab/local_vars.yml"
quiet: yes
- name: Assert that "cups_enabled | type_debug == 'bool'" (boolean not string etc)
assert:
that: cups_enabled | type_debug == 'bool'
fail_msg: "PLEASE GIVE VARIABLE 'cups_enabled' A PROPER (UNQUOTED) ANSIBLE BOOLEAN VALUE e.g. IN: /etc/iiab/local_vars.yml"
quiet: yes
- name: Install CUPS if 'cups_installed' not defined, e.g. in {{ iiab_state_file }} # /etc/iiab/iiab_state.yml
include_tasks: install.yml
when: cups_installed is undefined
- include_tasks: enable-or-disable.yml
- name: Add 'cups' variable values to {{ iiab_ini_file }}
ini_file:
path: "{{ iiab_ini_file }}" # /etc/iiab/iiab.ini
section: cups
option: "{{ item.option }}"
value: "{{ item.value | string }}"
with_items:
- option: name
value: CUPS
- option: description
value: '"CUPS (Common UNIX Printing System) is a modular printing system that allows a computer to act as a print server. A computer running CUPS is a host that can accept print jobs from client computers, process them, and send them to the appropriate printer."'
- option: cups_install
value: "{{ cups_install }}"
- option: cups_enabled
value: "{{ cups_enabled }}"