ansible-dynamic-inventory.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""
Dynamic Ansible Inventory based on LibreNMS API access.
"""

#######################################################################
#                                                                     #
# This script has been superseded by:                                 #
#                                                                     #
#        https://github.com/tkjaer/ansible-dynamic-inventory          #
#                                                                     #
#######################################################################

import requests
import json
import re

headers = {
        'X-Auth-Token': 'XXXXXXXXXX',
        }

r = requests.get('https://XXXXXXXXXX/api/v0/devices', headers=headers)
librenms_devices = json.loads(r.text)

# Create the basic inventory structure.
# - http://docs.ansible.com/ansible/devel/dev_guide/developing_inventory.html
ansible_inventory = {
        "_meta": {
            "hostvars": {},
            },
        "all": {
            "children": [
                "ungrouped",
                ]
            },
        "ungrouped": {},
        }

for device in librenms_devices['devices']:
    # Get the devices type, based on the internal Naming Scheme
    # - https://XXXXXXXXXX/plugin/p=Namingscheme
    device_type = re.match("^([a-zA-Z]*).*", device['hostname']).group(1)
    try:
        if (ansible_inventory[device_type]):
            pass
    except KeyError:
        ansible_inventory[device_type] = {
                'hosts': [],
                    'vars': {
                           #'ansible_connection': 'local',
                           'connection': 'network_cli',
                        }
                }
        ansible_inventory['all']['children'].append('device_type')

    hostname = device['hostname']
    ansible_inventory[device_type]['hosts'].append(hostname)
    ansible_inventory['_meta']['hostvars'][hostname] = {
        'sysname': device['sysName'],
        'hardware': device['hardware'],
        'location': device['location_id'],
        'type': device['type'],
        'ansible_network_os': device['os'],
        }

print(ansible_inventory)