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ansible/hacking/module_formatter.py

360 lines
11 KiB
Python

#!/usr/bin/env python
# (c) 2012, Jan-Piet Mens <jpmens () gmail.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/>.
#
import os
import sys
import yaml
import codecs
import json
import ast
from jinja2 import Environment, FileSystemLoader
import re
import argparse
import time
import datetime
import subprocess
# modules that are ok that they do not have documentation strings
BLACKLIST_MODULES = [
'async_wrapper'
]
MODULEDIR="/Users/jpm/Auto/pubgit/ansible/ansible/library"
BOILERPLATE = '''
---
module: foo
author: AUTHORNAME
short_description: A short description, think title
description:
- First paragraph explains what the module does. More paragraphs can
be added.
- Second para of description. You can use B(bold), I(italic), and
C(constant-width). To refer to another M(module) use that, and
U(url) exists too.
version_added: "0.x"
options:
dest:
required: true
description:
- What does this option do, and bla bla bla
- More than one paragraph allowed here as well. Formatting
with B(bold), etc. work too.
remove:
required: false
choices: [ yes, no ]
default: "maybe"
aliases: [ kill, killme, delete ]
description:
- The foo to do on M(module) but be careful of lorem ipsum
'''
# There is a better way of doing this!
# TODO: somebody add U(text, http://foo.bar/) as described by Tim in #991
_ITALIC = re.compile(r"I\(([^)]+)\)")
_BOLD = re.compile(r"B\(([^)]+)\)")
_MODULE = re.compile(r"M\(([^)]+)\)")
_URL = re.compile(r"U\(([^)]+)\)")
_CONST = re.compile(r"C\(([^)]+)\)")
def latex_ify(text):
t = _ITALIC.sub("\\I{" + r"\1" + "}", text)
t = _BOLD.sub("\\B{" + r"\1" + "}", t)
t = _MODULE.sub("\\M{" + r"\1" + "}", t)
t = _URL.sub("\\url{" + r"\1" + "}", t)
t = _CONST.sub("\\C{" + r"\1" + "}", t)
return t
def html_ify(text):
t = _ITALIC.sub("<em>" + r"\1" + "</em>", text)
t = _BOLD.sub("<b>" + r"\1" + "</b>", t)
t = _MODULE.sub("<span class='module'>" + r"\1" + "</span>", t)
t = _URL.sub("<a href='" + r"\1" + "'>" + r"\1" + "</a>", t)
t = _CONST.sub("<code>" + r"\1" + "</code>", t)
return t
def json_ify(text):
t = _ITALIC.sub("<em>" + r"\1" + "</em>", text)
t = _BOLD.sub("<b>" + r"\1" + "</b>", t)
t = _MODULE.sub("<span class='module'>" + r"\1" + "</span>", t)
t = _URL.sub("<a href='" + r"\1" + "'>" + r"\1" + "</a>", t)
t = _CONST.sub("<code>" + r"\1" + "</code>", t)
return t
def man_ify(text):
t = _ITALIC.sub(r'\\fI' + r"\1" + r"\\fR", text)
t = _BOLD.sub(r'\\fB' + r"\1" + r"\\fR", t)
t = _MODULE.sub(r'\\fI' + r"\1" + r"\\fR", t)
t = _URL.sub(r'\\fI' + r"\1" + r"\\fR", t)
t = _CONST.sub(r'\\fC' + r"\1" + r"\\fR", t)
return t
def rst_ify(text):
t = _ITALIC.sub(r'*' + r"\1" + r"*", text)
t = _BOLD.sub(r'**' + r"\1" + r"**", t)
t = _MODULE.sub(r'``' + r"\1" + r"``", t)
t = _URL.sub(r"\1", t)
t = _CONST.sub(r'``' + r"\1" + r"``", t)
return t
# Helper for Jinja2 (format() doesn't work here...)
def rst_fmt(text, fmt):
return fmt % (text)
def rst_xline(width, char="="):
return char * width
def load_examples_section(text):
return text.split('***BREAK***')
def get_docstring(filename, verbose=False):
"""
Search for assignment of the DOCUMENTATION variable in the given file.
Parse that from YAML and return the YAML doc or None.
"""
doc = None
try:
# Thank you, Habbie, for this bit of code :-)
M = ast.parse(''.join(open(filename)))
for child in M.body:
if isinstance(child, ast.Assign):
if 'DOCUMENTATION' in (t.id for t in child.targets):
doc = yaml.load(child.value.s)
except:
if verbose:
raise
else:
print "unable to parse %s" % filename
return doc
def main():
p = argparse.ArgumentParser(description="Convert Ansible module DOCUMENTATION strings to other formats")
p.add_argument("-A", "--ansible-version",
action="store",
dest="ansible_version",
default="unknown",
help="Ansible version number")
p.add_argument("-M", "--module-dir",
action="store",
dest="module_dir",
default=MODULEDIR,
help="Ansible modules/ directory")
p.add_argument("-T", "--template-dir",
action="store",
dest="template_dir",
default="hacking/templates",
help="directory containing Jinja2 templates")
p.add_argument("-t", "--type",
action='store',
dest='type',
choices=['html', 'latex', 'man', 'rst', 'json'],
default='latex',
help="Output type")
p.add_argument("-m", "--module",
action='append',
default=[],
dest='module_list',
help="Add modules to process in module_dir")
p.add_argument("-v", "--verbose",
action='store_true',
default=False,
help="Verbose")
p.add_argument("-o", "--output-dir",
action="store",
dest="output_dir",
default=None,
help="Output directory for module files")
p.add_argument("-I", "--includes-file",
action="store",
dest="includes_file",
default=None,
help="Create a file containing list of processed modules")
p.add_argument("-G", "--generate",
action="store_true",
dest="do_boilerplate",
default=False,
help="generate boilerplate DOCUMENTATION to stdout")
p.add_argument('-V', '--version', action='version', version='%(prog)s 1.0')
module_dir = None
args = p.parse_args()
# print "M: %s" % args.module_dir
# print "t: %s" % args.type
# print "m: %s" % args.module_list
# print "v: %s" % args.verbose
if args.do_boilerplate:
boilerplate()
sys.exit(0)
if not args.module_dir:
print "Need module_dir"
sys.exit(1)
if not args.template_dir:
print "Need template_dir"
sys.exit(1)
env = Environment(loader=FileSystemLoader(args.template_dir),
variable_start_string="@{",
variable_end_string="}@",
trim_blocks=True,
)
env.globals['xline'] = rst_xline
if args.type == 'latex':
env.filters['jpfunc'] = latex_ify
template = env.get_template('latex.j2')
outputname = "%s.tex"
includecmt = "% generated code\n"
includefmt = "\\input %s\n"
if args.type == 'html':
env.filters['jpfunc'] = html_ify
template = env.get_template('html.j2')
outputname = "%s.html"
includecmt = ""
includefmt = ""
if args.type == 'man':
env.filters['jpfunc'] = man_ify
template = env.get_template('man.j2')
outputname = "ansible.%s.man"
includecmt = ""
includefmt = ""
if args.type == 'rst':
env.filters['jpfunc'] = rst_ify
env.filters['html_ify'] = html_ify
env.filters['fmt'] = rst_fmt
env.filters['xline'] = rst_xline
template = env.get_template('rst.j2')
outputname = "%s.rst"
includecmt = ".. Generated by module_formatter\n"
includefmt = ".. include:: %s.rst\n"
if args.type == 'json':
env.filters['jpfunc'] = json_ify
outputname = "%s.json"
includecmt = ""
includefmt = ""
if args.includes_file is not None and includefmt != "":
incfile = open(args.includes_file, "w")
incfile.write(includecmt)
for module in os.listdir(args.module_dir):
if len(args.module_list):
if not module in args.module_list:
continue
fname = os.path.join(args.module_dir, module)
extra = os.path.join("inc", "%s.tex" % module)
if fname.endswith(".swp"):
continue
print " processing module source ---> %s" % fname
doc = get_docstring(fname, verbose=args.verbose)
if doc is None and module not in BLACKLIST_MODULES:
sys.stderr.write("*** ERROR: CORE MODULE MISSING DOCUMENTATION: %s ***\n" % module)
#sys.exit(1)
if not doc is None:
doc['filename'] = fname
doc['docuri'] = doc['module'].replace('_', '-')
doc['now_date'] = datetime.date.today().strftime('%Y-%m-%d')
doc['ansible_version'] = args.ansible_version
if args.includes_file is not None and includefmt != "":
incfile.write(includefmt % module)
if args.verbose:
print json.dumps(doc, indent=4)
if args.type == 'latex':
if os.path.exists(extra):
f = open(extra)
extradata = f.read()
f.close()
doc['extradata'] = extradata
if args.type == 'json':
doc = { doc['module'] : doc }
text = json.dumps(doc, indent=2)
else:
text = template.render(doc)
if args.output_dir is not None:
f = open(os.path.join(args.output_dir, outputname % module), 'w')
f.write(text)
f.close()
else:
print text
#def boilerplate():
#
# # Sneaky: insert author's name from Git config
#
# cmd = subprocess.Popen("git config --get user.name", shell=True,
# stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# out, err = cmd.communicate()
#
# if len(out.split('\n')) == 2:
# author = out.split('\n')[0]
# print author
# else:
# author = "Your Name"
#
# # I can't dump YAML in ordered fasion, so I use this boilerplate string
# # and verify it is parseable just before printing it out to the user.
#
# try:
# boilplate = yaml.load(BOILERPLATE)
# except:
# print "Something is wrong with the BOILERPLATE"
# sys.exit(1)
#
# print """
#DOCUMENTATION = '''
#%s
#'''
#"""[1:-1] % (BOILERPLATE.replace('AUTHORNAME', author) [1:-1] )
if __name__ == '__main__':
main()