Make the ansible-role-ara-api docs prettier

- Add a screenshot at the top
- Add in pygments_lexer sphinx extension for yaml+jinja highlight
- Improve defaults/main.yaml docs
- Do a literal include of defaults/main.yaml in the docs

Change-Id: I9fdc1c8dc14f87772b55eb8664ae7a803696450b
This commit is contained in:
David Moreau Simard 2019-03-07 23:20:55 -05:00
parent f61531ab9a
commit 5edc322d5b
No known key found for this signature in database
GPG Key ID: CBEB466764A9E621
6 changed files with 793 additions and 67 deletions

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# -*- coding: utf-8 -*-
# https://github.com/ansible/ansible/blob/6421e89e23524237a2baa352615b15bab2fb7c97/docs/docsite/_extensions/pygments_lexer.py
# pylint: disable=no-self-argument
#
# Copyright 2006-2017 by the Pygments team, see AUTHORS at
# https://bitbucket.org/birkenfeld/pygments-main/raw/7941677dc77d4f2bf0bbd6140ade85a9454b8b80/AUTHORS
# Copyright by Kirill Simonov (original author of YAML lexer).
# Copyright by Norman Richards (original author of JSON lexer).
#
# Licensed under BSD license:
#
# Copyright (c) 2006-2017 by the respective authors (see AUTHORS file).
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from __future__ import absolute_import, print_function
from pygments.lexer import LexerContext, ExtendedRegexLexer, DelegatingLexer, RegexLexer, bygroups, include
from pygments.lexers import DiffLexer
from pygments import token
import re
class AnsibleYamlLexerContext(LexerContext):
"""Indentation context for the YAML lexer."""
def __init__(self, *args, **kwds):
super(AnsibleYamlLexerContext, self).__init__(*args, **kwds)
self.indent_stack = []
self.indent = -1
self.next_indent = 0
self.block_scalar_indent = None
class AnsibleYamlLexer(ExtendedRegexLexer):
"""
Lexer for `YAML <http://yaml.org/>`_, a human-friendly data serialization
language.
.. versionadded:: 0.11
"""
name = 'YAML'
aliases = ['yaml']
filenames = ['*.yaml', '*.yml']
mimetypes = ['text/x-yaml']
def something(token_class):
"""Do not produce empty tokens."""
def callback(lexer, match, context):
text = match.group()
if not text:
return
yield match.start(), token_class, text
context.pos = match.end()
return callback
def reset_indent(token_class):
"""Reset the indentation levels."""
def callback(lexer, match, context):
text = match.group()
context.indent_stack = []
context.indent = -1
context.next_indent = 0
context.block_scalar_indent = None
yield match.start(), token_class, text
context.pos = match.end()
return callback
def save_indent(token_class, start=False):
"""Save a possible indentation level."""
def callback(lexer, match, context):
text = match.group()
extra = ''
if start:
context.next_indent = len(text)
if context.next_indent < context.indent:
while context.next_indent < context.indent:
context.indent = context.indent_stack.pop()
if context.next_indent > context.indent:
extra = text[context.indent:]
text = text[:context.indent]
else:
context.next_indent += len(text)
if text:
yield match.start(), token_class, text
if extra:
yield match.start() + len(text), token_class.Error, extra
context.pos = match.end()
return callback
def set_indent(token_class, implicit=False):
"""Set the previously saved indentation level."""
def callback(lexer, match, context):
text = match.group()
if context.indent < context.next_indent:
context.indent_stack.append(context.indent)
context.indent = context.next_indent
if not implicit:
context.next_indent += len(text)
yield match.start(), token_class, text
context.pos = match.end()
return callback
def set_block_scalar_indent(token_class):
"""Set an explicit indentation level for a block scalar."""
def callback(lexer, match, context):
text = match.group()
context.block_scalar_indent = None
if not text:
return
increment = match.group(1)
if increment:
current_indent = max(context.indent, 0)
increment = int(increment)
context.block_scalar_indent = current_indent + increment
if text:
yield match.start(), token_class, text
context.pos = match.end()
return callback
def parse_block_scalar_empty_line(indent_token_class, content_token_class):
"""Process an empty line in a block scalar."""
def callback(lexer, match, context):
text = match.group()
if (context.block_scalar_indent is None or
len(text) <= context.block_scalar_indent):
if text:
yield match.start(), indent_token_class, text
else:
indentation = text[:context.block_scalar_indent]
content = text[context.block_scalar_indent:]
yield match.start(), indent_token_class, indentation
yield (match.start() + context.block_scalar_indent,
content_token_class, content)
context.pos = match.end()
return callback
def parse_block_scalar_indent(token_class):
"""Process indentation spaces in a block scalar."""
def callback(lexer, match, context):
text = match.group()
if context.block_scalar_indent is None:
if len(text) <= max(context.indent, 0):
context.stack.pop()
context.stack.pop()
return
context.block_scalar_indent = len(text)
else:
if len(text) < context.block_scalar_indent:
context.stack.pop()
context.stack.pop()
return
if text:
yield match.start(), token_class, text
context.pos = match.end()
return callback
def parse_plain_scalar_indent(token_class):
"""Process indentation spaces in a plain scalar."""
def callback(lexer, match, context):
text = match.group()
if len(text) <= context.indent:
context.stack.pop()
context.stack.pop()
return
if text:
yield match.start(), token_class, text
context.pos = match.end()
return callback
tokens = {
# the root rules
'root': [
# ignored whitespaces
(r'[ ]+(?=#|$)', token.Text),
# line breaks
(r'\n+', token.Text),
# a comment
(r'#[^\n]*', token.Comment.Single),
# the '%YAML' directive
(r'^%YAML(?=[ ]|$)', reset_indent(token.Name.Tag), 'yaml-directive'),
# the %TAG directive
(r'^%TAG(?=[ ]|$)', reset_indent(token.Name.Tag), 'tag-directive'),
# document start and document end indicators
(r'^(?:---|\.\.\.)(?=[ ]|$)', reset_indent(token.Name.Namespace),
'block-line'),
# indentation spaces
(r'[ ]*(?!\s|$)', save_indent(token.Text, start=True),
('block-line', 'indentation')),
],
# trailing whitespaces after directives or a block scalar indicator
'ignored-line': [
# ignored whitespaces
(r'[ ]+(?=#|$)', token.Text),
# a comment
(r'#[^\n]*', token.Comment.Single),
# line break
(r'\n', token.Text, '#pop:2'),
],
# the %YAML directive
'yaml-directive': [
# the version number
(r'([ ]+)([0-9]+\.[0-9]+)',
bygroups(token.Text, token.Number), 'ignored-line'),
],
# the %YAG directive
'tag-directive': [
# a tag handle and the corresponding prefix
(r'([ ]+)(!|![\w-]*!)'
r'([ ]+)(!|!?[\w;/?:@&=+$,.!~*\'()\[\]%-]+)',
bygroups(token.Text, token.Keyword.Type, token.Text, token.Keyword.Type),
'ignored-line'),
],
# block scalar indicators and indentation spaces
'indentation': [
# trailing whitespaces are ignored
(r'[ ]*$', something(token.Text), '#pop:2'),
# whitespaces preceeding block collection indicators
(r'[ ]+(?=[?:-](?:[ ]|$))', save_indent(token.Text)),
# block collection indicators
(r'[?:-](?=[ ]|$)', set_indent(token.Punctuation.Indicator)),
# the beginning a block line
(r'[ ]*', save_indent(token.Text), '#pop'),
],
# an indented line in the block context
'block-line': [
# the line end
(r'[ ]*(?=#|$)', something(token.Text), '#pop'),
# whitespaces separating tokens
(r'[ ]+', token.Text),
# key with colon
(r'''([^,:?\[\]{}"'\n]+)(:)(?=[ ]|$)''',
bygroups(token.Name.Tag, set_indent(token.Punctuation, implicit=True))),
# tags, anchors and aliases,
include('descriptors'),
# block collections and scalars
include('block-nodes'),
# flow collections and quoted scalars
include('flow-nodes'),
# a plain scalar
(r'(?=[^\s?:,\[\]{}#&*!|>\'"%@`-]|[?:-]\S)',
something(token.Name.Variable),
'plain-scalar-in-block-context'),
],
# tags, anchors, aliases
'descriptors': [
# a full-form tag
(r'!<[\w#;/?:@&=+$,.!~*\'()\[\]%-]+>', token.Keyword.Type),
# a tag in the form '!', '!suffix' or '!handle!suffix'
(r'!(?:[\w-]+!)?'
r'[\w#;/?:@&=+$,.!~*\'()\[\]%-]+', token.Keyword.Type),
# an anchor
(r'&[\w-]+', token.Name.Label),
# an alias
(r'\*[\w-]+', token.Name.Variable),
],
# block collections and scalars
'block-nodes': [
# implicit key
(r':(?=[ ]|$)', set_indent(token.Punctuation.Indicator, implicit=True)),
# literal and folded scalars
(r'[|>]', token.Punctuation.Indicator,
('block-scalar-content', 'block-scalar-header')),
],
# flow collections and quoted scalars
'flow-nodes': [
# a flow sequence
(r'\[', token.Punctuation.Indicator, 'flow-sequence'),
# a flow mapping
(r'\{', token.Punctuation.Indicator, 'flow-mapping'),
# a single-quoted scalar
(r'\'', token.String, 'single-quoted-scalar'),
# a double-quoted scalar
(r'\"', token.String, 'double-quoted-scalar'),
],
# the content of a flow collection
'flow-collection': [
# whitespaces
(r'[ ]+', token.Text),
# line breaks
(r'\n+', token.Text),
# a comment
(r'#[^\n]*', token.Comment.Single),
# simple indicators
(r'[?:,]', token.Punctuation.Indicator),
# tags, anchors and aliases
include('descriptors'),
# nested collections and quoted scalars
include('flow-nodes'),
# a plain scalar
(r'(?=[^\s?:,\[\]{}#&*!|>\'"%@`])',
something(token.Name.Variable),
'plain-scalar-in-flow-context'),
],
# a flow sequence indicated by '[' and ']'
'flow-sequence': [
# include flow collection rules
include('flow-collection'),
# the closing indicator
(r'\]', token.Punctuation.Indicator, '#pop'),
],
# a flow mapping indicated by '{' and '}'
'flow-mapping': [
# key with colon
(r'''([^,:?\[\]{}"'\n]+)(:)(?=[ ]|$)''',
bygroups(token.Name.Tag, token.Punctuation)),
# include flow collection rules
include('flow-collection'),
# the closing indicator
(r'\}', token.Punctuation.Indicator, '#pop'),
],
# block scalar lines
'block-scalar-content': [
# line break
(r'\n', token.Text),
# empty line
(r'^[ ]+$',
parse_block_scalar_empty_line(token.Text, token.Name.Constant)),
# indentation spaces (we may leave the state here)
(r'^[ ]*', parse_block_scalar_indent(token.Text)),
# line content
(r'[\S\t ]+', token.Name.Constant),
],
# the content of a literal or folded scalar
'block-scalar-header': [
# indentation indicator followed by chomping flag
(r'([1-9])?[+-]?(?=[ ]|$)',
set_block_scalar_indent(token.Punctuation.Indicator),
'ignored-line'),
# chomping flag followed by indentation indicator
(r'[+-]?([1-9])?(?=[ ]|$)',
set_block_scalar_indent(token.Punctuation.Indicator),
'ignored-line'),
],
# ignored and regular whitespaces in quoted scalars
'quoted-scalar-whitespaces': [
# leading and trailing whitespaces are ignored
(r'^[ ]+', token.Text),
(r'[ ]+$', token.Text),
# line breaks are ignored
(r'\n+', token.Text),
# other whitespaces are a part of the value
(r'[ ]+', token.Name.Variable),
],
# single-quoted scalars
'single-quoted-scalar': [
# include whitespace and line break rules
include('quoted-scalar-whitespaces'),
# escaping of the quote character
(r'\'\'', token.String.Escape),
# regular non-whitespace characters
(r'[^\s\']+', token.String),
# the closing quote
(r'\'', token.String, '#pop'),
],
# double-quoted scalars
'double-quoted-scalar': [
# include whitespace and line break rules
include('quoted-scalar-whitespaces'),
# escaping of special characters
(r'\\[0abt\tn\nvfre "\\N_LP]', token.String),
# escape codes
(r'\\(?:x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})',
token.String.Escape),
# regular non-whitespace characters
(r'[^\s"\\]+', token.String),
# the closing quote
(r'"', token.String, '#pop'),
],
# the beginning of a new line while scanning a plain scalar
'plain-scalar-in-block-context-new-line': [
# empty lines
(r'^[ ]+$', token.Text),
# line breaks
(r'\n+', token.Text),
# document start and document end indicators
(r'^(?=---|\.\.\.)', something(token.Name.Namespace), '#pop:3'),
# indentation spaces (we may leave the block line state here)
(r'^[ ]*', parse_plain_scalar_indent(token.Text), '#pop'),
],
# a plain scalar in the block context
'plain-scalar-in-block-context': [
# the scalar ends with the ':' indicator
(r'[ ]*(?=:[ ]|:$)', something(token.Text), '#pop'),
# the scalar ends with whitespaces followed by a comment
(r'[ ]+(?=#)', token.Text, '#pop'),
# trailing whitespaces are ignored
(r'[ ]+$', token.Text),
# line breaks are ignored
(r'\n+', token.Text, 'plain-scalar-in-block-context-new-line'),
# other whitespaces are a part of the value
(r'[ ]+', token.Literal.Scalar.Plain),
# regular non-whitespace characters
(r'(?::(?!\s)|[^\s:])+', token.Literal.Scalar.Plain),
],
# a plain scalar is the flow context
'plain-scalar-in-flow-context': [
# the scalar ends with an indicator character
(r'[ ]*(?=[,:?\[\]{}])', something(token.Text), '#pop'),
# the scalar ends with a comment
(r'[ ]+(?=#)', token.Text, '#pop'),
# leading and trailing whitespaces are ignored
(r'^[ ]+', token.Text),
(r'[ ]+$', token.Text),
# line breaks are ignored
(r'\n+', token.Text),
# other whitespaces are a part of the value
(r'[ ]+', token.Name.Variable),
# regular non-whitespace characters
(r'[^\s,:?\[\]{}]+', token.Name.Variable),
],
}
def get_tokens_unprocessed(self, text=None, context=None):
if context is None:
context = AnsibleYamlLexerContext(text, 0)
return super(AnsibleYamlLexer, self).get_tokens_unprocessed(text, context)
class AnsibleDjangoLexer(RegexLexer):
"""
Generic `django <http://www.djangoproject.com/documentation/templates/>`_
and `jinja <http://wsgiarea.pocoo.org/jinja/>`_ template lexer.
It just highlights django/jinja code between the preprocessor directives,
other data is left untouched by the lexer.
"""
name = 'Django/Jinja'
aliases = ['django', 'jinja']
mimetypes = ['application/x-django-templating', 'application/x-jinja']
flags = re.M | re.S
tokens = {
'root': [
(r'[^{]+', token.Other),
(r'\{\{', token.Comment.Preproc, 'var'),
# jinja/django comments
(r'\{[*#].*?[*#]\}', token.Comment),
# django comments
(r'(\{%)(-?\s*)(comment)(\s*-?)(%\})(.*?)'
r'(\{%)(-?\s*)(endcomment)(\s*-?)(%\})',
bygroups(token.Comment.Preproc, token.Text, token.Keyword, token.Text, token.Comment.Preproc,
token.Comment, token.Comment.Preproc, token.Text, token.Keyword, token.Text,
token.Comment.Preproc)),
# raw jinja blocks
(r'(\{%)(-?\s*)(raw)(\s*-?)(%\})(.*?)'
r'(\{%)(-?\s*)(endraw)(\s*-?)(%\})',
bygroups(token.Comment.Preproc, token.Text, token.Keyword, token.Text, token.Comment.Preproc,
token.Text, token.Comment.Preproc, token.Text, token.Keyword, token.Text,
token.Comment.Preproc)),
# filter blocks
(r'(\{%)(-?\s*)(filter)(\s+)([a-zA-Z_]\w*)',
bygroups(token.Comment.Preproc, token.Text, token.Keyword, token.Text, token.Name.Function),
'block'),
(r'(\{%)(-?\s*)([a-zA-Z_]\w*)',
bygroups(token.Comment.Preproc, token.Text, token.Keyword), 'block'),
(r'\{', token.Other)
],
'varnames': [
(r'(\|)(\s*)([a-zA-Z_]\w*)',
bygroups(token.Operator, token.Text, token.Name.Function)),
(r'(is)(\s+)(not)?(\s+)?([a-zA-Z_]\w*)',
bygroups(token.Keyword, token.Text, token.Keyword, token.Text, token.Name.Function)),
(r'(_|true|false|none|True|False|None)\b', token.Keyword.Pseudo),
(r'(in|as|reversed|recursive|not|and|or|is|if|else|import|'
r'with(?:(?:out)?\s*context)?|scoped|ignore\s+missing)\b',
token.Keyword),
(r'(loop|block|super|forloop)\b', token.Name.Builtin),
(r'[a-zA-Z_][\w-]*', token.Name.Variable),
(r'\.\w+', token.Name.Variable),
(r':?"(\\\\|\\"|[^"])*"', token.String.Double),
(r":?'(\\\\|\\'|[^'])*'", token.String.Single),
(r'([{}()\[\]+\-*/%,:~]|[><=]=?|!=)', token.Operator),
(r"[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|"
r"0[xX][0-9a-fA-F]+[Ll]?", token.Number),
],
'var': [
(r'\s+', token.Text),
(r'(-?)(\}\})', bygroups(token.Text, token.Comment.Preproc), '#pop'),
include('varnames')
],
'block': [
(r'\s+', token.Text),
(r'(-?)(%\})', bygroups(token.Text, token.Comment.Preproc), '#pop'),
include('varnames'),
(r'.', token.Punctuation)
]
}
def analyse_text(text):
rv = 0.0
if re.search(r'\{%\s*(block|extends)', text) is not None:
rv += 0.4
if re.search(r'\{%\s*if\s*.*?%\}', text) is not None:
rv += 0.1
if re.search(r'\{\{.*?\}\}', text) is not None:
rv += 0.1
return rv
class AnsibleYamlJinjaLexer(DelegatingLexer):
"""
Subclass of the `DjangoLexer` that highlights unlexed data with the
`AnsibleYamlLexer`.
Commonly used in Saltstack salt states.
.. versionadded:: 2.0
"""
name = 'YAML+Jinja'
aliases = ['yaml+jinja']
filenames = ['*.sls']
mimetypes = ['text/x-yaml+jinja']
def __init__(self, **options):
super(AnsibleYamlJinjaLexer, self).__init__(AnsibleYamlLexer, AnsibleDjangoLexer, **options)
class AnsibleOutputPrimaryLexer(RegexLexer):
name = 'Ansible-output-primary'
# The following definitions are borrowed from Pygment's JSON lexer.
# It has been originally authored by Norman Richards.
# integer part of a number
int_part = r'-?(0|[1-9]\d*)'
# fractional part of a number
frac_part = r'\.\d+'
# exponential part of a number
exp_part = r'[eE](\+|-)?\d+'
tokens = {
# #########################################
# # BEGIN: states from JSON lexer #########
# #########################################
'whitespace': [
(r'\s+', token.Text),
],
# represents a simple terminal value
'simplevalue': [
(r'(true|false|null)\b', token.Keyword.Constant),
(('%(int_part)s(%(frac_part)s%(exp_part)s|'
'%(exp_part)s|%(frac_part)s)') % vars(),
token.Number.Float),
(int_part, token.Number.Integer),
(r'"(\\\\|\\"|[^"])*"', token.String),
],
# the right hand side of an object, after the attribute name
'objectattribute': [
include('value'),
(r':', token.Punctuation),
# comma terminates the attribute but expects more
(r',', token.Punctuation, '#pop'),
# a closing bracket terminates the entire object, so pop twice
(r'\}', token.Punctuation, '#pop:2'),
],
# a json object - { attr, attr, ... }
'objectvalue': [
include('whitespace'),
(r'"(\\\\|\\"|[^"])*"', token.Name.Tag, 'objectattribute'),
(r'\}', token.Punctuation, '#pop'),
],
# json array - [ value, value, ... }
'arrayvalue': [
include('whitespace'),
include('value'),
(r',', token.Punctuation),
(r'\]', token.Punctuation, '#pop'),
],
# a json value - either a simple value or a complex value (object or array)
'value': [
include('whitespace'),
include('simplevalue'),
(r'\{', token.Punctuation, 'objectvalue'),
(r'\[', token.Punctuation, 'arrayvalue'),
],
# #########################################
# # END: states from JSON lexer ###########
# #########################################
'host-postfix': [
(r'\n', token.Text, '#pop:3'),
(r'( )(=>)( )(\{)',
bygroups(token.Text, token.Punctuation, token.Text, token.Punctuation),
'objectvalue'),
],
'host-error': [
(r'(?:(:)( )(UNREACHABLE|FAILED)(!))?',
bygroups(token.Punctuation, token.Text, token.Keyword, token.Punctuation),
'host-postfix'),
(r'', token.Text, 'host-postfix'),
],
'host-name': [
(r'(\[)([^ \]]+)(?:( )(=>)( )([^\]]+))?(\])',
bygroups(token.Punctuation, token.Name.Variable, token.Text, token.Punctuation, token.Text, token.Name.Variable, token.Punctuation),
'host-error')
],
'host-result': [
(r'\n', token.Text, '#pop'),
(r'( +)(ok|changed|failed|skipped|unreachable)(=)([0-9]+)',
bygroups(token.Text, token.Keyword, token.Punctuation, token.Number.Integer)),
],
'root': [
(r'(PLAY|TASK|PLAY RECAP)(?:( )(\[)([^\]]+)(\]))?( )(\*+)(\n)',
bygroups(token.Keyword, token.Text, token.Punctuation, token.Literal, token.Punctuation, token.Text, token.Name.Variable, token.Text)),
(r'(fatal|ok|changed|skipping)(:)( )',
bygroups(token.Keyword, token.Punctuation, token.Text),
'host-name'),
(r'(\[)(WARNING)(\]:)([^\n]+)',
bygroups(token.Punctuation, token.Keyword, token.Punctuation, token.Text)),
(r'([^ ]+)( +)(:)',
bygroups(token.Name, token.Text, token.Punctuation),
'host-result'),
(r'(\tto retry, use: )(.*)(\n)', bygroups(token.Text, token.Literal.String, token.Text)),
(r'.*\n', token.Other),
],
}
class AnsibleOutputLexer(DelegatingLexer):
name = 'Ansible-output'
aliases = ['ansible-output']
def __init__(self, **options):
super(AnsibleOutputLexer, self).__init__(DiffLexer, AnsibleOutputPrimaryLexer, **options)
# ####################################################################################################
# # Sphinx plugin ####################################################################################
# ####################################################################################################
__version__ = "0.1.0"
__license__ = "BSD license"
__author__ = "Felix Fontein"
__author_email__ = "felix@fontein.de"
def setup(app):
""" Initializer for Sphinx extension API.
See http://www.sphinx-doc.org/en/stable/extdev/index.html#dev-extensions.
"""
for lexer in [
AnsibleDjangoLexer(startinline=True),
AnsibleYamlLexer(startinline=True),
AnsibleYamlJinjaLexer(startinline=True),
AnsibleOutputLexer(startinline=True)
]:
app.add_lexer(lexer.name, lexer)
for alias in lexer.aliases:
app.add_lexer(alias, lexer)
return dict(version=__version__, parallel_read_safe=True)

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.. include:: ../../roles/ara_api/README.rst
:end-before: include_delimiter_end

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@ -23,13 +23,15 @@ import pbr.version
version_info = pbr.version.VersionInfo('ara')
sys.path.insert(0, os.path.abspath('../..'))
sys.path.append(os.path.abspath('_extensions'))
# -- General configuration ----------------------------------------------------
# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
extensions = [
'sphinx.ext.autodoc',
'sphinx.ext.autosectionlabel'
'sphinx.ext.autosectionlabel',
'pygments_lexer'
]
# autodoc generation is a bit aggressive and a nuisance when doing heavy
@ -60,7 +62,7 @@ add_function_parentheses = True
add_module_names = True
# The name of the Pygments (syntax highlighting) style to use.
pygments_style = 'sphinx'
pygments_style = 'default'
# -- Options for HTML output --------------------------------------------------

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@ -1,9 +1,11 @@
ansible-role-ara-api
====================
.. image:: ../../doc/source/_static/ansible-role-ara-api.png
This Ansible role provides a framework for installing one or many instances of
`ara <https://github.com/openstack/ara>`_ in a variety of opinionated
deployment topologies.
`ARA Records Ansible <https://github.com/openstack/ara>`_ in a variety of
opinionated deployment topologies.
It is currently tested and supported against Ubuntu 18.04 and Fedora 29.
@ -12,18 +14,22 @@ Role Variables
See `defaults/main.yaml <https://github.com/openstack/ara/blob/feature/1.0/roles/ara_api/defaults/main.yaml>`_.
.. literalinclude:: ../../roles/ara_api/defaults/main.yaml
:language: yaml+jinja
:start-after: www.gnu.org
TL;DR
-----
Playbook that runs the role with defaults::
Playbook that runs the role with defaults:
# Doesn't require superuser privileges
# The API will only be reachable by the offline API client
- name: Install ARA with default settings and no persistent API server
hosts: all
gather_facts: yes
roles:
- ara_api
.. code-block:: yaml+jinja
- name: Install ARA with default settings and no persistent API server
hosts: all
gather_facts: yes
roles:
- ara_api
What the role ends up doing by default:
@ -61,26 +67,28 @@ Or any combination of any of those.
Example playbooks
-----------------
Install ARA and set up the API to be served by a persistent gunicorn service::
Install ARA and set up the API to be served by a persistent gunicorn service:
# Requires superuser privileges to set up the ara-api service
# The API will be reachable at http://127.0.0.1:8000/api/v1/
- name: Install ARA and set up the API to be served by gunicorn
hosts: all
gather_facts: yes
vars:
ara_api_wsgi_server: gunicorn
roles:
- ara_api
.. code-block:: yaml+jinja
Install ARA and set up the API to be served by nginx in front of gunicorn::
- name: Install ARA and set up the API to be served by gunicorn
hosts: all
gather_facts: yes
vars:
ara_api_wsgi_server: gunicorn
roles:
- ara_api
# Requires superuser privileges to set up nginx and the ara-api service
# The API will be reachable at http://api.ara.example.org
- name: Install ARA and set up the API to be served by nginx in front of gunicorn
hosts: all
gather_facts: yes
vars:
Install ARA and set up the API to be served by nginx in front of gunicorn:
.. code-block:: yaml+jinja
# Requires superuser privileges to set up nginx and the ara-api service
# The API will be reachable at http://api.ara.example.org
- name: Install ARA and set up the API to be served by nginx in front of gunicorn
hosts: all
gather_facts: yes
vars:
ara_api_frontend_server: nginx
ara_api_wsgi_server: gunicorn
ara_api_fqdn: api.ara.example.org
@ -90,22 +98,24 @@ Install ARA and set up the API to be served by nginx in front of gunicorn::
roles:
- ara_api
.. _include_delimiter_end:
Copyright
---------
::
.. code-block:: text
Copyright (c) 2019 Red Hat, Inc.
Copyright (c) 2019 Red Hat, Inc.
ARA Records 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.
ARA Records 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.
ARA Records 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.
ARA Records 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 ARA Records Ansible. If not, see <http://www.gnu.org/licenses/>.
You should have received a copy of the GNU General Public License
along with ARA Records Ansible. If not, see <http://www.gnu.org/licenses/>.

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@ -16,54 +16,56 @@
# You should have received a copy of the GNU General Public License
# along with ARA Records Ansible. If not, see <http://www.gnu.org/licenses/>.
# Root directories in which data, configuration and logs will be stored
ara_api_root_dir: "{{ ansible_user_dir }}/.ara" # git repos, virtualenvs, sqlite db
ara_api_log_dir: "{{ ara_api_root_dir }}/logs" # logs
# Root directory where every file for the ARA installation are located
ara_api_root_dir: "{{ ansible_user_dir }}/.ara"
# Directory where logs are written to
ara_api_log_dir: "{{ ara_api_root_dir }}/logs"
# Whether or not ara should be installed in a virtual environment.
# Running ara in a virtualenv is recommended to avoid conflicting with
# system-wide python packages.
# This defaults to true to prevent conflicting with system or distribution
# python packages.
ara_api_venv: true
# When using a virtualenv, location where it will be installed
# When using a virtualenv, path to where it will be installed
ara_api_venv_path: "{{ ara_api_root_dir }}/virtualenv"
# How ara will be installed
# source (default): installs from a local or remote git repository specified by ara_api_source
# pypi (planned): installs from pypi
# How ARA will be installed
# - source [default]: installs from a local or remote git repository
# - pypi [planned]: installs from pypi
ara_api_install_method: source
# The source where the git repository can be cloned from.
# Can be an URL to a git repository or the path to a local repository on disk.
# When installing from source, the URL or filesystem path where the git source
# repository can be cloned from.
ara_api_source: "https://git.openstack.org/openstack/ara"
# Location where ara will be checked out when installing from source
# When installing from source, location where the source repository will be checked out to.
ara_api_source_checkout: "{{ ara_api_root_dir }}/git/ara"
# Version of ara to install
# This can be a git ref (tag, branch, commit) when installing from source or
# it can be a version number released to PyPi.
# Version of ARA to install
# When installing from source, this can be a git ref (tag, branch, commit, etc)
# When installing from PyPi, it would be a version number that has been released.
# When using "latest" as the source version, HEAD will be used
# When using "latest" as the pypi version, the latest release will be used
ara_api_version: feature/1.0
# The frontend/web server for serving the ARA API
# It is recommended to specify a web server when deploying a production environment.
# API browser.
# - none (null - default)
# - nginx (recommended)
# - apache (planned)
# - null [default]: No frontend server will be set up.
# - nginx: Nginx will be configured in front of the WSGI application server.
# - apache [planned]
ara_api_frontend_server: null
# When using a frontend server, you can override the default vhost configuration
# template by specifying the path to your own template file.
# Path to a custom vhost configuration jinja template
# The vhost configuration templates provided by the role are simple by design
# and are not sufficient to cover every use cases.
# Use this variable if you need to have your own custom nginx or apache configuration.
ara_api_frontend_vhost: null
# The WSGI server for running ARA's API server
# - none (null - default)
# - gunicorn (recommended)
# - uwsgi (planned)
# - mod_wsgi (planned)
# - null [default]: No persistent WSGI application server will be set up. Only the offline API client will work.
# - gunicorn: gunicorn will be installed and set up to run the API as a systemd service.
# - mod_wsgi [planned]
ara_api_wsgi_server: null
# Address and port on which the wsgi server will bind
@ -71,7 +73,7 @@ ara_api_wsgi_server: null
# "ara_api_cors_origin_whitelist".
ara_api_wsgi_bind: "127.0.0.1:8000"
# When using a web server, the domain it will be listening on
# When using a frontend server, the domain it will be listening on
ara_api_fqdn: "{{ ansible_default_ipv4['address'] }}"
####################################