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#!/usr/bin/python
###############################################################
# Copyright (c) 2017 ZTE Corporation
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from collections import defaultdict
import json
import re
from ansible.module_utils.basic import AnsibleModule
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: apex
short_description: collecting facts from apex environments
description:
- Use this module to create a dynamic inventory from apex undercloud.
version_added: "2.2"
author: "Zhihui Wu"
options:
notes:
requirements:
- Host 'apex-undercloud' is in ~/.ssh/config
'''
RETURN = '''
ansible_facts:
description: facts collected for ansible
returned: success
type: dictionary
contains:
hosts:
description: host grouped by hostname, cluster, role and manufacture
type: dict
hosts_meta:
description: hosts meta data indexed by hostname
type: dict
'''
EXAMPLES = '''
---
- hosts: apex-undercloud
tasks:
- name: collect facts of apex hosts
apex:
- debug: var=hostvarsi
- name: add compute node to ansible inventory
add_host:
name: "{{ hosts_meta[item]['ip'] }}"
groups: compute
ansible_user: root
ansible_ssh_common_args: '-o StrictHostKeyChecking=No -o ProxyJump=apex-master'
with_items: "{{ hosts.compute }}"
- hosts: compute
tasks:
- name: check ssh connection
ping:
'''
def generate_inventory(baremetal_info, server_info):
"""Generate ansible inventory from node list in json format
Modified from https://github.com/martineg/ansible-apex-inventory/blob/master/apex.py
"""
hosts = defaultdict(list)
hosts_meta = {}
for node in baremetal_info:
if node['Provisioning State'].lower() == 'active':
role = re.findall('.+profile:(\w+)$', node['Properties']['capabilities'])[0]
for server in server_info:
if server['ID'] == node['Instance UUID']:
node_ip = re.findall('.+=(\d+.\d+.\d+.\d+)$', server['Networks'])[0]
hosts[role].append(node_ip)
# To match ssh.cfg.j2 template
hosts_meta[node_ip] = {'ansible_ssh_host': node_ip}
for host in hosts:
hosts[host].sort()
return {'hosts': hosts, 'hosts_meta': hosts_meta}
def main():
module = AnsibleModule(argument_spec=dict())
(rc, out, err) = module.run_command(['source ~/stackrc'])
if rc is not None and rc != 0:
return module.fail_json(msg=err)
cmd = [module.get_bin_path('openstack', True),
'baremetal',
'list',
'--fields instance_uuid properties provision_state',
'--format json']
(rc, out, err) = module.run_command(cmd)
if rc is not None and rc != 0:
return module.fail_json(msg=err)
baremetal_info = json.loads(out)
cmd = [module.get_bin_path('openstack', True),
'server',
'list',
'--format json']
(rc, out, err) = module.run_command(cmd)
if rc is not None and rc != 0:
return module.fail_json(msg=err)
server_info = json.loads(out)
module.exit_json(changed=False,
ansible_facts=generate_inventory(baremetal_info, server_info))
if __name__ == '__main__':
main()
|
