84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Author: Kiall Mac Innes <kiall@hp.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_config import cfg
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from oslo_log import log as logging
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from designate.context import DesignateContext
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from designate.objects import Record
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from designate.notification_handler.base import NotificationHandler
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LOG = logging.getLogger(__name__)
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# Setup a config group
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cfg.CONF.register_group(cfg.OptGroup(
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name='handler:sample',
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title="Configuration for Sample Notification Handler"
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))
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# Setup the config options
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cfg.CONF.register_opts([
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cfg.StrOpt('control-exchange', default='nova'),
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cfg.ListOpt('notification-topics', default=['designate']),
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cfg.StrOpt('zone-name', default='example.org.'),
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cfg.StrOpt('zone-id', default='12345'),
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], group='handler:sample')
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class SampleHandler(NotificationHandler):
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"""Sample Handler"""
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__plugin_name__ = 'sample'
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def get_exchange_topics(self):
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"""
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Return a tuple of (exchange, [topics]) this handler wants to receive
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events from.
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"""
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exchange = cfg.CONF[self.name].control_exchange
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topics = [topic for topic in cfg.CONF[self.name].notification_topics]
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return exchange, topics
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def get_event_types(self):
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return [
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'compute.instance.create.end'
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]
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def process_notification(self, context, event_type, payload):
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# Do something with the notification.. e.g:
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zone_id = cfg.CONF[self.name].zone_id
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zone_name = cfg.CONF[self.name].zone_name
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record_name = '%s.%s' % (payload['instance_id'], zone_name)
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context = DesignateContext().elevated()
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context.all_tenants = True
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# context.edit_managed_records = True
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for fixed_ip in payload['fixed_ips']:
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recordset_values = {
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'zone_id': zone_id,
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'name': record_name,
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'type': 'A' if fixed_ip['version'] == 4 else 'AAAA'
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}
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record_values = {
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'data': fixed_ip['address'],
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}
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self._create_or_update_recordset(
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context, [Record(**record_values)], **recordset_values
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)
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