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ansible/system/puppet.py

197 lines
6.1 KiB
Python

#!/usr/bin/python
# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
#
# This module 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.
#
# This software 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 this software. If not, see <http://www.gnu.org/licenses/>.
import json
import os
import pipes
import stat
DOCUMENTATION = '''
---
module: puppet
short_description: Runs puppet
description:
- Runs I(puppet) agent or apply in a reliable manner
version_added: "2.0"
options:
timeout:
description:
- How long to wait for I(puppet) to finish.
required: false
default: 30m
puppetmaster:
description:
- The hostname of the puppetmaster to contact. Must have this or manifest
required: false
default: None
manifest:
desciption:
- Path to the manifest file to run puppet apply on. Must have this or puppetmaster
required: false
default: None
show_diff:
description:
- Should puppet return diffs of changes applied. Defaults to off to avoid leaking secret changes by default.
required: false
default: no
choices: [ "yes", "no" ]
facts:
description:
- A dict of values to pass in as persistent external facter facts
required: false
default: None
facter_basename:
desciption:
- Basename of the facter output file
required: false
default: ansible
requirements: [ puppet ]
author: Monty Taylor
'''
EXAMPLES = '''
# Run puppet and fail if anything goes wrong
- puppet
# Run puppet and timeout in 5 minutes
- puppet: timeout=5m
'''
def _get_facter_dir():
if os.getuid() == 0:
return '/etc/facter/facts.d'
else:
return os.path.expanduser('~/.facter/facts.d')
def _write_structured_data(basedir, basename, data):
if not os.path.exists(basedir):
os.makedirs(basedir)
file_path = os.path.join(basedir, "{0}.json".format(basename))
# This is more complex than you might normally expect because we want to
# open the file with only u+rw set. Also, we use the stat constants
# because ansible still supports python 2.4 and the octal syntax changed
out_file = os.fdopen(
os.open(
file_path, os.O_CREAT | os.O_WRONLY,
stat.S_IRUSR | stat.S_IWUSR), 'w')
out_file.write(json.dumps(data).encode('utf8'))
out_file.close()
def main():
module = AnsibleModule(
argument_spec=dict(
timeout=dict(default="30m"),
puppetmaster=dict(required=False, default=None),
manifest=dict(required=False, default=None),
show_diff=dict(
default=False, aliases=['show-diff'], type='bool'),
facts=dict(default=None),
facter_basename=dict(default='ansible'),
),
supports_check_mode=True,
required_one_of=[
('puppetmaster', 'manifest'),
],
)
p = module.params
global PUPPET_CMD
PUPPET_CMD = module.get_bin_path("puppet", False)
if not PUPPET_CMD:
module.fail_json(
msg="Could not find puppet. Please ensure it is installed.")
if p['manifest']:
if not os.path.exists(p['manifest']):
module.fail_json(
msg="Manifest file %(manifest)s not found." % dict(
manifest=p['manifest']))
# Check if puppet is disabled here
if p['puppetmaster']:
rc, stdout, stderr = module.run_command(
PUPPET_CMD + "config print agent_disabled_lockfile")
if os.path.exists(stdout.strip()):
module.fail_json(
msg="Puppet agent is administratively disabled.", disabled=True)
elif rc != 0:
module.fail_json(
msg="Puppet agent state could not be determined.")
if module.params['facts'] and not module.check_mode:
_write_structured_data(
_get_facter_dir(),
module.params['facter_basename'],
module.params['facts'])
base_cmd = "timeout -s 9 %(timeout)s %(puppet_cmd)s" % dict(
timeout=pipes.quote(p['timeout']), puppet_cmd=PUPPET_CMD)
if p['puppetmaster']:
cmd = ("%(base_cmd)s agent --onetime"
" --server %(puppetmaster)s"
" --ignorecache --no-daemonize --no-usecacheonfailure --no-splay"
" --detailed-exitcodes --verbose") % dict(
base_cmd=base_cmd,
puppetmaster=pipes.quote(p['puppetmaster']))
if p['show_diff']:
cmd += " --show-diff"
if module.check_mode:
cmd += " --noop"
else:
cmd = "%s apply --detailed-exitcodes " % base_cmd
if module.check_mode:
cmd += "--noop "
cmd += pipes.quote(p['manifest'])
rc, stdout, stderr = module.run_command(cmd)
if rc == 0:
# success
module.exit_json(rc=rc, changed=False, stdout=stdout)
elif rc == 1:
# rc==1 could be because it's disabled
# rc==1 could also mean there was a compilation failure
disabled = "administratively disabled" in stdout
if disabled:
msg = "puppet is disabled"
else:
msg = "puppet did not run"
module.exit_json(
rc=rc, disabled=disabled, msg=msg,
error=True, stdout=stdout, stderr=stderr)
elif rc == 2:
# success with changes
module.exit_json(rc=0, changed=True)
elif rc == 124:
# timeout
module.exit_json(
rc=rc, msg="%s timed out" % cmd, stdout=stdout, stderr=stderr)
else:
# failure
module.fail_json(
rc=rc, msg="%s failed with return code: %d" % (cmd, rc),
stdout=stdout, stderr=stderr)
# import module snippets
from ansible.module_utils.basic import *
main()