designate/designate/tests/test_notification_handler/test_nova.py

276 lines
11 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2012 Managed I.T.
#
# Author: Kiall Mac Innes <kiall@managedit.ie>
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from unittest import mock
from oslo_log import log as logging
from designate.tests import TestCase
from designate.notification_handler.nova import NovaFixedHandler
from designate.tests.test_notification_handler import \
NotificationHandlerMixin
LOG = logging.getLogger(__name__)
class NovaFixedHandlerTest(TestCase, NotificationHandlerMixin):
def setUp(self):
super(NovaFixedHandlerTest, self).setUp()
zone = self.create_zone()
self.zone_id = zone['id']
self.config(zone_id=zone['id'], group='handler:nova_fixed')
self.config(formatv4=['%(host)s.%(zone)s',
'%(host)s.foo.%(zone)s'],
formatv6=['%(host)s.%(zone)s',
'%(host)s.foo.%(zone)s'],
group='handler:nova_fixed')
self.plugin = NovaFixedHandler()
def test_instance_create_end(self):
event_type = 'compute.instance.create.end'
fixture = self.get_notification_fixture('nova', event_type)
self.assertIn(event_type, self.plugin.get_event_types())
criterion = {
'zone_id': self.zone_id,
'managed': True,
'managed_resource_type': 'instance',
}
records = self.central_service.find_records(self.admin_context,
criterion)
# Ensure we start with zero managed records
self.assertFalse(records)
self.plugin.process_notification(
self.admin_context.to_dict(), event_type, fixture['payload'])
# Ensure we now have exactly 2 records.
records = self.central_service.find_records(self.admin_context,
criterion)
self.assertEqual(2, len(records))
def test_instance_create_end_utf8(self):
self.config(formatv4=['%(display_name)s.%(zone)s'],
formatv6=['%(display_name)s.%(zone)s'],
group='handler:nova_fixed')
event_type = 'compute.instance.create.end'
fixture = self.get_notification_fixture('nova', event_type)
# Set the instance display_name to a string containing UTF8.
fixture['payload']['display_name'] = u'Test↟Instance'
self.assertIn(event_type, self.plugin.get_event_types())
criterion = {
'zone_id': self.zone_id,
}
recordsets = self.central_service.find_recordsets(
self.admin_context, criterion)
# Ensure that we only have SOA and NS recordsets.
self.assertEqual(2, len(recordsets))
self.plugin.process_notification(
self.admin_context.to_dict(), event_type, fixture['payload'])
# Ensure we now have exactly 1 more recordset
recordsets = self.central_service.find_recordsets(
self.admin_context, criterion)
self.assertEqual(3, len(recordsets))
# Ensure the created record was correctly converted per IDN rules.
criterion['type'] = 'A'
recordsets = self.central_service.find_recordsets(
self.admin_context, criterion)
self.assertEqual('xn--testinstance-q83g.example.com.',
recordsets[0].name)
def test_instance_delete_start(self):
# Prepare for the test
start_event_type = 'compute.instance.create.end'
start_fixture = self.get_notification_fixture('nova', start_event_type)
self.plugin.process_notification(self.admin_context.to_dict(),
start_event_type,
start_fixture['payload'])
# Now - Onto the real test
event_type = 'compute.instance.delete.start'
fixture = self.get_notification_fixture('nova', event_type)
self.assertIn(event_type, self.plugin.get_event_types())
criterion = {
'zone_id': self.zone_id,
'managed': True,
'managed_resource_type': 'instance',
}
# Ensure we start with exactly 2 records.
records = self.central_service.find_records(self.admin_context,
criterion)
self.assertEqual(2, len(records))
self.plugin.process_notification(
self.admin_context.to_dict(), event_type, fixture['payload'])
# Ensure we now have exactly zero active records
records = self.central_service.find_records(self.admin_context,
criterion)
self.assertEqual(2, len(records), records)
# The two deleted records should now be in action state DELETE.
for record in records:
self.assertEqual('DELETE', record.action)
self.assertEqual('172.16.0.14', record.data)
def test_instance_delete_one_with_multiple_records_with_same_name(self):
# Prepare for the test
for start_event_type in ['compute.instance.create.end',
'compute.instance.create.end-2']:
start_fixture = self.get_notification_fixture(
'nova', start_event_type
)
self.plugin.process_notification(
self.admin_context.to_dict(),
start_fixture['event_type'],
start_fixture['payload']
)
# Now - Onto the real test
event_type = 'compute.instance.delete.start'
fixture = self.get_notification_fixture('nova', event_type)
self.assertIn(event_type, self.plugin.get_event_types())
criterion = {
'zone_id': self.zone_id,
'managed': True,
'managed_resource_type': 'instance',
}
records = self.central_service.find_records(self.admin_context,
criterion)
# Ensure we start with exactly 4 records.
self.assertEqual(4, len(records))
self.plugin.process_notification(
self.admin_context.to_dict(), event_type, fixture['payload'])
# Ensure we now have exactly 2 records
records = self.central_service.find_records(self.admin_context,
criterion)
self.assertEqual(2, len(records), records)
# The two remaining records should be in waiting UPDATE.
for record in records:
self.assertEqual('UPDATE', record.action)
self.assertEqual('172.16.0.15', record.data)
def test_instance_delete_with_no_record(self):
event_type = 'compute.instance.delete.start'
fixture = self.get_notification_fixture('nova', event_type)
self.assertIn(event_type, self.plugin.get_event_types())
criterion = {
'zone_id': self.zone_id,
'managed': True,
'managed_resource_type': 'instance',
}
records = self.central_service.find_records(self.admin_context,
criterion)
# Ensure we start with zero records
self.assertFalse(records)
# Make sure we don't fail here, even though there is nothing to
# do, since the record we are trying to delete does not actually exist.
self.plugin.process_notification(
self.admin_context.to_dict(), event_type, fixture['payload'])
# Ensure we still have zero records
records = self.central_service.find_records(self.admin_context,
criterion)
self.assertFalse(records)
def test_label_in_format_v4_v6(self):
event_type = 'compute.instance.create.end'
self.config(formatv4=['%(label)s.example.com.'],
formatv6=['%(label)s.example.com.'],
group='handler:nova_fixed')
fixture = self.get_notification_fixture('nova', event_type)
with mock.patch.object(
self.plugin, '_create_or_update_recordset') as finder:
with mock.patch.object(self.plugin.central_api,
'create_record'):
finder.return_value = {'id': 'fakeid'}
self.plugin.process_notification(
self.admin_context.to_dict(),
event_type, fixture['payload'])
finder.assert_called_once_with(
mock.ANY, mock.ANY, type='A', zone_id=self.zone_id,
name='private.example.com.')
def test_formatv4(self):
event_type = 'compute.instance.create.end'
self.config(formatv4=['%(label)s-v4.example.com.'],
group='handler:nova_fixed')
fixture = self.get_notification_fixture('nova', event_type)
with mock.patch.object(
self.plugin, '_create_or_update_recordset') as finder:
with mock.patch.object(self.plugin.central_api,
'create_record'):
finder.return_value = {'id': 'fakeid'}
self.plugin.process_notification(
self.admin_context.to_dict(),
event_type, fixture['payload'])
finder.assert_called_once_with(
mock.ANY, mock.ANY, type='A', zone_id=self.zone_id,
name='private-v4.example.com.')
def test_formatv6(self):
event_type = 'compute.instance.create.end'
self.config(formatv6=['%(label)s-v6.example.com.'],
group='handler:nova_fixed')
fixture = self.get_notification_fixture('nova', event_type)
with mock.patch.object(
self.plugin, '_create_or_update_recordset') as finder:
with mock.patch.object(self.plugin.central_api,
'create_record'):
finder.return_value = {'id': 'fakeid'}
self.plugin.process_notification(
self.admin_context.to_dict(),
event_type, fixture['payload_v6'])
finder.assert_called_once_with(
mock.ANY, mock.ANY, type='AAAA', zone_id=self.zone_id,
name='private-v6.example.com.')