#!/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 . import subprocess DOCUMENTATION = ''' --- module: lldp version_added: 1.6 short_description: get details reported by lldp description: - Reads data out of lldpctl options: {} author: Andy Hill notes: - Requires lldpd running and lldp enabled on switches ''' EXAMPLES = ''' # Retrieve switch/port information - name: Gather information from lldp lldp: - name: Print each switch/port debug: msg="{{ lldp[item]['chassis']['name'] }} / {{ lldp[item]['port']['ifalias'] }} with_items: lldp.keys() # TASK: [Print each switch/port] *********************************************************** # ok: [10.13.0.22] => (item=eth2) => {"item": "eth2", "msg": "switch1.example.com / Gi0/24"} # ok: [10.13.0.22] => (item=eth1) => {"item": "eth1", "msg": "switch2.example.com / Gi0/3"} # ok: [10.13.0.22] => (item=eth0) => {"item": "eth0", "msg": "switch3.example.com / Gi0/3"} ''' 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?") # import module snippets from ansible.module_utils.basic import * main()