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community.general/hacking/test-module
Michael DeHaan 6341361a5b Clarify that stderr WILL crash your module. Can't redirect because if we do we lose tracebacks
from modules remotely when they fail to parse, and this is VERY useful data.
2012-04-27 01:36:31 -04:00

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Python
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#!/usr/bin/python
# (c) 2012, Michael DeHaan <michael.dehaan@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/>.
#
# this script is for testing modules without running through the
# entire guts of ansible, and is very helpful for when developing
# modules
#
# example:
# test-module ../library/command /bin/sleep 3
# test-module ../library/service name=httpd ensure=restarted
import sys
import os
import subprocess
import traceback
from ansible import utils
try:
import json
except ImportError:
import simplejson as json
modfile = None
if len(sys.argv) == 1:
print >>sys.stderr, "usage: test-module ./library/command [key=value ...]"
sys.exit(1)
modfile = sys.argv[1]
if len(sys.argv) > 1:
args = " ".join(sys.argv[2:])
else:
args = ""
argspath = os.path.expanduser("/.ansible_test_module_arguments")
argsfile = open(argspath, 'w')
argsfile.write(args)
argsfile.close()
os.system("chmod +x %s" % modfile)
cmd = subprocess.Popen("%s %s" % (modfile, argspath),
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
(out, err) = cmd.communicate()
if err and err != '':
print "***********************************"
print "RECIEVED DATA ON STDERR, THIS WILL CRASH YOUR MODULE"
print err
sys.exit(1)
try:
print "***********************************"
print "RAW OUTPUT"
print out
results = utils.parse_json(out)
except:
print "***********************************"
print "INVALID OUTPUT FORMAT"
print out
traceback.print_exc()
sys.exit(1)
print "***********************************"
print "PARSED OUTPUT"
print utils.bigjson(results)
sys.exit(0)