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ansible/net_infrastructure/lldp

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#!/usr/bin/python -tt
# 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 subprocess
DOCUMENTATION = '''
---
module: lldp
short_description: get details reported by lldp
description:
- Reads data out of lldp
author: Andy Hill
notes:
- Requires lldpd running and lldp enabled on switches
'''
def gather_lldp():
cmd = ['lldpctl', '-f', 'keyvalue']
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
(output, err) = proc.communicate()
if output:
output_dict = {}
lldp_entries = output.split("\n")
for entry in lldp_entries:
if entry:
path, value = entry.strip().split("=", 1)
path = path.split(".")
path_components, final = path[:-1], path[-1]
current_dict = output_dict
for path_component in path_components:
current_dict[path_component] = current_dict.get(path_component, {})
current_dict = current_dict[path_component]
current_dict[final] = value
return output_dict
def main():
module = AnsibleModule({})
lldp_output = gather_lldp()
try:
data = {'lldp': lldp_output['lldp']}
module.exit_json(ansible_facts=data)
except TypeError:
module.fail_json(msg="lldpctl command failed. is lldpd running?")
# this is magic, see lib/ansible/module_common.py
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
main()