1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
#!/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()
|