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community.general/scripts/inventory/lxd.py
Abhijeet Kasurde 832dd55144
sanity: Add future boilerplate (#573)
* sanity: Add future boilerplate

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

* Module Utils

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

* Scripts

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

* sanity: Add future boilerplate

* Tests

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

* CI failure

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
2020-06-24 21:50:36 +02:00

93 lines
3.2 KiB
Python

#!/usr/bin/env python
# (c) 2013, Michael Scherer <misc@zarb.org>
# (c) 2014, Hiroaki Nakamura <hnakamur@gmail.com>
# (c) 2016, Andew Clarke <andrew@oscailte.org>
#
# This file is based on https://github.com/ansible/ansible/blob/devel/plugins/inventory/libvirt_lxc.py which is part of Ansible,
# and https://github.com/hnakamur/lxc-ansible-playbooks/blob/master/provisioning/inventory-lxc.py
#
# NOTE, this file has some obvious limitations, improvements welcome
#
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
from subprocess import Popen, PIPE
import distutils.spawn
import sys
import json
from ansible.module_utils.six.moves import configparser
# Set up defaults
resource = 'local:'
group = 'lxd'
connection = 'lxd'
hosts = {}
result = {}
# Read the settings from the lxd.ini file
config = configparser.SafeConfigParser()
config.read(os.path.dirname(os.path.realpath(__file__)) + '/lxd.ini')
if config.has_option('lxd', 'resource'):
resource = config.get('lxd', 'resource')
if config.has_option('lxd', 'group'):
group = config.get('lxd', 'group')
if config.has_option('lxd', 'connection'):
connection = config.get('lxd', 'connection')
# Ensure executable exists
if distutils.spawn.find_executable('lxc'):
# Set up containers result and hosts array
result[group] = {}
result[group]['hosts'] = []
# Run the command and load json result
pipe = Popen(['lxc', 'list', resource, '--format', 'json'], stdout=PIPE, universal_newlines=True)
lxdjson = json.load(pipe.stdout)
# Iterate the json lxd output
for item in lxdjson:
# Check state and network
if 'state' in item and item['state'] is not None and 'network' in item['state']:
network = item['state']['network']
# Check for eth0 and addresses
if 'eth0' in network and 'addresses' in network['eth0']:
addresses = network['eth0']['addresses']
# Iterate addresses
for address in addresses:
# Only return inet family addresses
if 'family' in address and address['family'] == 'inet':
if 'address' in address:
ip = address['address']
name = item['name']
# Add the host to the results and the host array
result[group]['hosts'].append(name)
hosts[name] = ip
# Set the other containers result values
result[group]['vars'] = {}
result[group]['vars']['ansible_connection'] = connection
# Process arguments
if len(sys.argv) == 2 and sys.argv[1] == '--list':
print(json.dumps(result))
elif len(sys.argv) == 3 and sys.argv[1] == '--host':
if sys.argv[2] == 'localhost':
print(json.dumps({'ansible_connection': 'local'}))
else:
if connection == 'lxd':
print(json.dumps({'ansible_connection': connection}))
else:
print(json.dumps({'ansible_connection': connection, 'ansible_host': hosts[sys.argv[2]]}))
else:
print("Need an argument, either --list or --host <host>")