ansible/library/ohai

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#!/usr/bin/python
# -*- coding: utf-8 -*-
# (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/>.
#
DOCUMENTATION = '''
---
module: ohai
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short_description: Returns inventory data from I(Ohai)
description:
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- Similar to the M(facter) module, this runs the I(Ohai) discovery program
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(U(http://wiki.opscode.com/display/chef/Ohai)) on the remote host and
returns JSON inventory data.
I(Ohai) data is a bit more verbose and nested than I(facter).
version_added: "0.6"
options: {}
examples:
- code: ansible webservers -m ohai --tree=/tmp/ohaidata
description: "Retrieve I(ohai) data from all Web servers and store in one-file per host"
notes: []
requirements: [ "ohai" ]
author: Michael DeHaan
'''
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def get_ohai_data():
p = subprocess.Popen(["/usr/bin/env", "ohai"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(out, err) = p.communicate()
rc = p.returncode
return rc, out, err
def main():
module = AnsibleModule(
argument_spec = dict()
)
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rc, out, err = get_ohai_data()
if rc != 0:
module.fail_json(msg=err)
else:
module.exit_json(**json.loads(out))
# this is magic, see lib/ansible/module_common.py
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
main()