ansible/library/utilities/debug
Dag Wieers 3c15d64655 Add an example to show all hostvars using debug
This is a useful example to help debug how facts and vars are being collated.
2014-04-21 11:40:53 +02:00

58 lines
1.8 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright 2012 Dag Wieers <dag@wieers.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
DOCUMENTATION = '''
---
module: debug
short_description: Print statements during execution
description:
- This module prints statements during execution and can be useful
for debugging variables or expressions without necessarily halting
the playbook. Useful for debugging together with the 'when:' directive.
version_added: "0.8"
options:
msg:
description:
- The customized message that is printed. If omitted, prints a generic
message.
required: false
default: "Hello world!"
var:
description:
- A variable name to debug. Mutually exclusive with the 'msg' option.
author: Dag Wieers, Michael DeHaan
'''
EXAMPLES = '''
# Example that prints the loopback address and gateway for each host
- debug: msg="System {{ inventory_hostname }} has uuid {{ ansible_product_uuid }}"
- debug: msg="System {{ inventory_hostname }} has gateway {{ ansible_default_ipv4.gateway }}"
when: ansible_default_ipv4.gateway is defined
- shell: /usr/bin/uptime
register: result
- debug: var=result
- name: Display all variables/facts known for a host
debug: var=hostvars[inventory_hostname]
'''