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# -*- coding: utf-8 -*-
# Copyright: (c) 2012 Dag Wieers <dag@wieers.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = r'''
---
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.
- This module is also supported for Windows targets.
version_added: '0.8'
options:
msg:
description:
- The customized message that is printed. If omitted, prints a generic message.
type: str
default: 'Hello world!'
var:
description:
- A variable name to debug.
- Mutually exclusive with the C(msg) option.
- Be aware that this option already runs in Jinja2 context and has an implicit C({{ }}) wrapping,
so you should not be using Jinja2 delimiters unless you are looking for double interpolation.
type: str
verbosity:
description:
- A number that controls when the debug is run, if you set to 3 it will only run debug when -vvv or above.
type: int
default: 0
version_added: '2.1'
extends_documentation_fragment:
- action_common_attributes
- action_common_attributes.conn
- action_common_attributes.flow
attributes:
action:
support: full
async:
support: none
bypass_host_loop:
support: none
become:
support: none
check_mode:
support: full
diff_mode:
support: none
connection:
support: none
delegation:
details: Aside from C(register) and/or in combination with C(delegate_facts), it has little effect.
support: partial
platform:
support: full
platforms: all
seealso:
- module: ansible.builtin.assert
- module: ansible.builtin.fail
author:
- Dag Wieers (@dagwieers)
- Michael DeHaan
'''
EXAMPLES = r'''
- name: Print the gateway for each host when defined
ansible.builtin.debug:
msg: System {{ inventory_hostname }} has gateway {{ ansible_default_ipv4.gateway }}
when: ansible_default_ipv4.gateway is defined
- name: Get uptime information
ansible.builtin.shell: /usr/bin/uptime
register: result
- name: Print return information from the previous task
ansible.builtin.debug:
var: result
verbosity: 2
- name: Display all variables/facts known for a host
ansible.builtin.debug:
var: hostvars[inventory_hostname]
verbosity: 4
- name: Prints two lines of messages, but only if there is an environment value set
ansible.builtin.debug:
msg:
- "Provisioning based on YOUR_KEY which is: {{ lookup('ansible.builtin.env', 'YOUR_KEY') }}"
- "These servers were built using the password of '{{ password_used }}'. Please retain this for later use."
'''
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