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Docs: Clean up of 'blockinfile' module docs (#46331)

* Docs: Clean up of 'blockinfile' module docs

This is part of a series of module doc cleanups.

* A few more fixes after review
This commit is contained in:
Dag Wieers 2018-10-03 00:22:30 +02:00 committed by ansibot
parent 0d7a156319
commit aa2f3edb49
2 changed files with 67 additions and 79 deletions

View file

@ -12,102 +12,103 @@ ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'], 'status': ['preview'],
'supported_by': 'core'} 'supported_by': 'core'}
DOCUMENTATION = r'''
DOCUMENTATION = """
--- ---
module: blockinfile module: blockinfile
author:
- YAEGASHI Takeshi (@yaegashi)
extends_documentation_fragment:
- files
- validate
short_description: Insert/update/remove a text block surrounded by marker lines short_description: Insert/update/remove a text block surrounded by marker lines
version_added: '2.0' version_added: '2.0'
description: description:
- This module will insert/update/remove a block of multi-line text - This module will insert/update/remove a block of multi-line text
surrounded by customizable marker lines. surrounded by customizable marker lines.
author:
- Yaegashi Takeshi (@yaegashi)
options: options:
path: path:
description: description:
- The file to modify. - The file to modify.
- Before 2.3 this option was only usable as I(dest), I(destfile) and I(name). - Before Ansible 2.3 this option was only usable as I(dest), I(destfile) and I(name).
required: yes
type: path
aliases: [ dest, destfile, name ] aliases: [ dest, destfile, name ]
required: true
state: state:
description: description:
- Whether the block should be there or not. - Whether the block should be there or not.
type: str
choices: [ absent, present ] choices: [ absent, present ]
default: present default: present
marker: marker:
description: description:
- The marker line template. - The marker line template.
"{mark}" will be replaced with the values in marker_begin - C({mark}) will be replaced with the values C(in marker_begin) (default="BEGIN") and C(marker_end) (default="END").
(default="BEGIN") and marker_end (default="END"). type: str
default: '# {mark} ANSIBLE MANAGED BLOCK' default: '# {mark} ANSIBLE MANAGED BLOCK'
block: block:
description: description:
- The text to insert inside the marker lines. - The text to insert inside the marker lines.
If it's missing or an empty string, - If it is missing or an empty string, the block will be removed as if C(state) were specified to C(absent).
the block will be removed as if C(state) were specified to C(absent). type: str
aliases: [ content ] aliases: [ content ]
default: '' default: ''
insertafter: insertafter:
description: description:
- If specified, the block will be inserted after the last match of - If specified, the block will be inserted after the last match of specified regular expression.
specified regular expression. A special value is available; C(EOF) for - A special value is available; C(EOF) for inserting the block at the end of the file.
inserting the block at the end of the file. If specified regular - If specified regular expression has no matches, C(EOF) will be used instead.
expression has no matches, C(EOF) will be used instead. type: str
default: EOF default: EOF
choices: [ EOF, '*regex*' ] choices: [ EOF, '*regex*' ]
insertbefore: insertbefore:
description: description:
- If specified, the block will be inserted before the last match of - If specified, the block will be inserted before the last match of specified regular expression.
specified regular expression. A special value is available; C(BOF) for - A special value is available; C(BOF) for inserting the block at the beginning of the file.
inserting the block at the beginning of the file. If specified regular - If specified regular expression has no matches, the block will be inserted at the end of the file.
expression has no matches, the block will be inserted at the end of the type: str
file.
choices: [ BOF, '*regex*' ] choices: [ BOF, '*regex*' ]
create: create:
description: description:
- Create a new file if it doesn't exist. - Create a new file if it does not exist.
type: bool type: bool
default: 'no' default: no
backup: backup:
description: description:
- Create a backup file including the timestamp information so you can - Create a backup file including the timestamp information so you can
get the original file back if you somehow clobbered it incorrectly. get the original file back if you somehow clobbered it incorrectly.
type: bool type: bool
default: 'no' default: no
marker_begin: marker_begin:
description: description:
- This will be inserted at {mark} in the opening ansible block marker. - This will be inserted at C({mark}) in the opening ansible block marker.
default: 'BEGIN' type: str
version_added: "2.5" default: BEGIN
version_added: '2.5'
marker_end: marker_end:
required: false required: false
description: description:
- This will be inserted at {mark} in the closing ansible block marker. - This will be inserted at C({mark}) in the closing ansible block marker.
default: 'END' type: str
version_added: "2.5" default: END
version_added: '2.5'
notes: notes:
- This module supports check mode. - This module supports check mode.
- When using 'with_*' loops be aware that if you do not set a unique mark the block will be overwritten on each iteration. - When using 'with_*' loops be aware that if you do not set a unique mark the block will be overwritten on each iteration.
- As of Ansible 2.3, the I(dest) option has been changed to I(path) as default, but I(dest) still works as well. - As of Ansible 2.3, the I(dest) option has been changed to I(path) as default, but I(dest) still works as well.
- Option I(follow) has been removed in version 2.5, because this module modifies the contents of the file so I(follow=no) doesn't make sense. - Option I(follow) has been removed in Ansible 2.5, because this module modifies the contents of the file so I(follow=no) doesn't make sense.
- When more then one block should be handled in **one** file you **must** change the I(marker) per task - When more then one block should be handled in one file you must change the I(marker) per task.
""" extends_documentation_fragment:
- files
- validate
'''
EXAMPLES = r""" EXAMPLES = r'''
# Before 2.3, option 'dest' or 'name' was used instead of 'path' # Before Ansible 2.3, option 'dest' or 'name' was used instead of 'path'
- name: insert/update "Match User" configuration block in /etc/ssh/sshd_config - name: Insert/Update "Match User" configuration block in /etc/ssh/sshd_config
blockinfile: blockinfile:
path: /etc/ssh/sshd_config path: /etc/ssh/sshd_config
block: | block: |
Match User ansible-agent Match User ansible-agent
PasswordAuthentication no PasswordAuthentication no
- name: insert/update eth0 configuration stanza in /etc/network/interfaces - name: Insert/Update eth0 configuration stanza in /etc/network/interfaces
(it might be better to copy files into /etc/network/interfaces.d/) (it might be better to copy files into /etc/network/interfaces.d/)
blockinfile: blockinfile:
path: /etc/network/interfaces path: /etc/network/interfaces
@ -116,14 +117,14 @@ EXAMPLES = r"""
address 192.0.2.23 address 192.0.2.23
netmask 255.255.255.0 netmask 255.255.255.0
- name: insert/update configuration using a local file and validate it - name: Insert/Update configuration using a local file and validate it
blockinfile: blockinfile:
block: "{{ lookup('file', './local/ssh_config') }}" block: "{{ lookup('file', './local/ssh_config') }}"
dest: "/etc/ssh/ssh_config" dest: /etc/ssh/ssh_config
backup: yes backup: yes
validate: "/usr/sbin/sshd -T -f %s" validate: /usr/sbin/sshd -T -f %s
- name: insert/update HTML surrounded by custom markers after <body> line - name: Insert/Update HTML surrounded by custom markers after <body> line
blockinfile: blockinfile:
path: /var/www/html/index.html path: /var/www/html/index.html
marker: "<!-- {mark} ANSIBLE MANAGED BLOCK -->" marker: "<!-- {mark} ANSIBLE MANAGED BLOCK -->"
@ -132,7 +133,7 @@ EXAMPLES = r"""
<h1>Welcome to {{ ansible_hostname }}</h1> <h1>Welcome to {{ ansible_hostname }}</h1>
<p>Last updated on {{ ansible_date_time.iso8601 }}</p> <p>Last updated on {{ ansible_date_time.iso8601 }}</p>
- name: remove HTML as well as surrounding markers - name: Remove HTML as well as surrounding markers
blockinfile: blockinfile:
path: /var/www/html/index.html path: /var/www/html/index.html
marker: "<!-- {mark} ANSIBLE MANAGED BLOCK -->" marker: "<!-- {mark} ANSIBLE MANAGED BLOCK -->"
@ -145,10 +146,10 @@ EXAMPLES = r"""
{{ item.ip }} {{ item.name }} {{ item.ip }} {{ item.name }}
marker: "# {mark} ANSIBLE MANAGED BLOCK {{ item.name }}" marker: "# {mark} ANSIBLE MANAGED BLOCK {{ item.name }}"
with_items: with_items:
- { name: host1, ip: 10.10.1.10 } - { name: host1, ip: 10.10.1.10 }
- { name: host2, ip: 10.10.1.11 } - { name: host2, ip: 10.10.1.11 }
- { name: host3, ip: 10.10.1.12 } - { name: host3, ip: 10.10.1.12 }
""" '''
import re import re
import os import os

View file

@ -1,29 +1,16 @@
# Copyright (c) 2015 Ansible, Inc # -*- coding: utf-8 -*-
#
# This file is part of Ansible # Copyright: (c) 2015, Ansible, Inc
# # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
# 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/>.
class ModuleDocFragment(object): class ModuleDocFragment(object):
# Standard documentation fragment # Standard documentation fragment
DOCUMENTATION = ''' DOCUMENTATION = r'''
options: options:
validate: validate:
description: description:
- The validation command to run before copying into place. The path to the file to - The validation command to run before copying into place.
validate is passed in via '%s' which must be present as in the example below. - The path to the file to validate is passed in via '%s' which must be present as in the examples below.
The command is passed securely so shell features like expansion and pipes won't work. - The command is passed securely so shell features like expansion and pipes will not work.
''' '''