229 lines
6.9 KiB
Python
Executable file
229 lines
6.9 KiB
Python
Executable file
#!/usr/bin/env python
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# (c) 2012, Marco Vito Moscaritolo <marco@agavee.com>
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#
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# This file is part of Ansible,
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# WARNING: This file is deprecated. New work should focus on the openstack.py
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# inventory module, which properly handles multiple clouds as well as keystone
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# v3 and keystone auth plugins
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import sys
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import re
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import os
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import ConfigParser
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from novaclient import client as nova_client
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from six import iteritems
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try:
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import json
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except ImportError:
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import simplejson as json
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sys.stderr.write("WARNING: this inventory module is deprecated. please migrate usage to openstack.py\n")
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###################################################
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# executed with no parameters, return the list of
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# all groups and hosts
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NOVA_CONFIG_FILES = [os.getcwd() + "/nova.ini",
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os.path.expanduser(os.environ.get('ANSIBLE_CONFIG', "~/nova.ini")),
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"/etc/ansible/nova.ini"]
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NOVA_DEFAULTS = {
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'auth_system': None,
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'region_name': None,
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'service_type': 'compute',
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}
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def nova_load_config_file():
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p = ConfigParser.SafeConfigParser(NOVA_DEFAULTS)
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for path in NOVA_CONFIG_FILES:
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if os.path.exists(path):
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p.read(path)
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return p
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return None
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def get_fallback(config, value, section="openstack"):
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"""
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Get value from config object and return the value
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or false
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"""
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try:
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return config.get(section, value)
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except ConfigParser.NoOptionError:
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return False
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def push(data, key, element):
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"""
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Assist in items to a dictionary of lists
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"""
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if (not element) or (not key):
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return
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if key in data:
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data[key].append(element)
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else:
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data[key] = [element]
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def to_safe(word):
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'''
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Converts 'bad' characters in a string to underscores so they can
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be used as Ansible groups
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'''
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return re.sub(r"[^A-Za-z0-9\-]", "_", word)
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def get_ips(server, access_ip=True):
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"""
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Returns a list of the server's IPs, or the preferred
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access IP
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"""
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private = []
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public = []
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address_list = []
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# Iterate through each servers network(s), get addresses and get type
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addresses = getattr(server, 'addresses', {})
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if len(addresses) > 0:
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for network in addresses.itervalues():
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for address in network:
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if address.get('OS-EXT-IPS:type', False) == 'fixed':
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private.append(address['addr'])
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elif address.get('OS-EXT-IPS:type', False) == 'floating':
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public.append(address['addr'])
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if not access_ip:
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address_list.append(server.accessIPv4)
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address_list.extend(private)
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address_list.extend(public)
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return address_list
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access_ip = None
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# Append group to list
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if server.accessIPv4:
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access_ip = server.accessIPv4
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if (not access_ip) and public and not (private and prefer_private):
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access_ip = public[0]
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if private and not access_ip:
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access_ip = private[0]
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return access_ip
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def get_metadata(server):
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"""Returns dictionary of all host metadata"""
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get_ips(server, False)
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results = {}
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for key in vars(server):
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# Extract value
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value = getattr(server, key)
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# Generate sanitized key
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key = 'os_' + re.sub(r"[^A-Za-z0-9\-]", "_", key).lower()
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# Att value to instance result (exclude manager class)
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#TODO: maybe use value.__class__ or similar inside of key_name
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if key != 'os_manager':
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results[key] = value
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return results
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config = nova_load_config_file()
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if not config:
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sys.exit('Unable to find configfile in %s' % ', '.join(NOVA_CONFIG_FILES))
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# Load up connections info based on config and then environment
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# variables
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username = (get_fallback(config, 'username') or
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os.environ.get('OS_USERNAME', None))
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api_key = (get_fallback(config, 'api_key') or
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os.environ.get('OS_PASSWORD', None))
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auth_url = (get_fallback(config, 'auth_url') or
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os.environ.get('OS_AUTH_URL', None))
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project_id = (get_fallback(config, 'project_id') or
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os.environ.get('OS_TENANT_NAME', None))
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region_name = (get_fallback(config, 'region_name') or
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os.environ.get('OS_REGION_NAME', None))
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auth_system = (get_fallback(config, 'auth_system') or
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os.environ.get('OS_AUTH_SYSTEM', None))
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# Determine what type of IP is preferred to return
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prefer_private = False
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try:
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prefer_private = config.getboolean('openstack', 'prefer_private')
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except ConfigParser.NoOptionError:
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pass
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client = nova_client.Client(
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version=config.get('openstack', 'version'),
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username=username,
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api_key=api_key,
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auth_url=auth_url,
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region_name=region_name,
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project_id=project_id,
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auth_system=auth_system,
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service_type=config.get('openstack', 'service_type'),
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)
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# Default or added list option
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if (len(sys.argv) == 2 and sys.argv[1] == '--list') or len(sys.argv) == 1:
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groups = {'_meta': {'hostvars': {}}}
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# Cycle on servers
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for server in client.servers.list():
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access_ip = get_ips(server)
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# Push to name group of 1
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push(groups, server.name, access_ip)
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# Run through each metadata item and add instance to it
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for key, value in iteritems(server.metadata):
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composed_key = to_safe('tag_{0}_{1}'.format(key, value))
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push(groups, composed_key, access_ip)
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# Do special handling of group for backwards compat
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# inventory groups
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group = server.metadata['group'] if 'group' in server.metadata else 'undefined'
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push(groups, group, access_ip)
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# Add vars to _meta key for performance optimization in
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# Ansible 1.3+
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groups['_meta']['hostvars'][access_ip] = get_metadata(server)
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# Return server list
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print(json.dumps(groups, sort_keys=True, indent=2))
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sys.exit(0)
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#####################################################
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# executed with a hostname as a parameter, return the
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# variables for that host
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elif len(sys.argv) == 3 and (sys.argv[1] == '--host'):
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results = {}
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ips = []
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for server in client.servers.list():
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if sys.argv[2] in (get_ips(server) or []):
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results = get_metadata(server)
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print(json.dumps(results, sort_keys=True, indent=2))
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sys.exit(0)
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else:
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sys.exit("usage: --list ..OR.. --host <hostname>")
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