/usr/lib/python2.7/dist-packages/neutron_lbaas/tests/unit/drivers/octavia/test_octavia_messaging_consumer.py is in python-neutron-lbaas 1:9.1.0-2.
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#
# 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.
import mock
from oslo_config import cfg
from neutron_lbaas.common import exceptions
from neutron_lbaas.db.loadbalancer import models
import neutron_lbaas.drivers.octavia.driver as odriver
from neutron_lbaas.drivers.octavia.driver import octavia_messaging_consumer
from neutron_lbaas.services.loadbalancer import constants
from neutron_lbaas.tests.unit.drivers.octavia import test_octavia_driver
InfoContainer = octavia_messaging_consumer.InfoContainer
class TestOctaviaMessagingConsumer(test_octavia_driver.BaseOctaviaDriverTest):
def setUp(self):
super(test_octavia_driver.BaseOctaviaDriverTest, self).setUp()
self.plugin = mock.Mock()
self.driver = odriver.OctaviaDriver(self.plugin)
def assert_handle_streamed_event_called(self, model_class, id_param,
payload):
call_args_list = self.driver.plugin.db.update_status.call_args_list[0]
self.assertEqual(len(call_args_list), 2)
self.assertEqual(len(call_args_list[0]), 3)
self.assertEqual(model_class, call_args_list[0][1])
self.assertEqual(call_args_list[0][2], id_param)
self.assertEqual(call_args_list[1], payload)
def test_info_container_constructor(self):
ID = 'test_id'
PAYLOAD = 'test_payload'
TYPE = 'test_type'
cnt = InfoContainer(TYPE, ID, PAYLOAD)
self.assertEqual(cnt.info_type, TYPE)
self.assertEqual(cnt.info_id, ID)
self.assertEqual(cnt.info_payload, PAYLOAD)
self.assertEqual(cnt.to_dict(), {'info_type': TYPE, 'info_id': ID,
'info_payload': PAYLOAD})
def test_info_container_from_dict(self):
ID = 'test_id'
PAYLOAD = 'test_payload'
TYPE = 'test_type'
cnt = InfoContainer.from_dict({'info_type': TYPE, 'info_id': ID,
'info_payload': PAYLOAD})
self.assertEqual(cnt.info_type, TYPE)
self.assertEqual(cnt.info_id, ID)
self.assertEqual(cnt.info_payload, PAYLOAD)
def test_set_consumer_topic(self):
TOPIC = 'neutron_lbaas_event'
self.addCleanup(cfg.CONF.clear_override, 'event_stream_topic',
group='oslo_messaging')
cfg.CONF.set_override('event_stream_topic', TOPIC,
group='oslo_messaging')
consumer = octavia_messaging_consumer.OctaviaConsumer(self.driver)
self.assertIsNotNone(consumer.transport)
self.assertEqual(TOPIC, consumer.target.topic)
self.assertEqual(cfg.CONF.host, consumer.target.server)
@mock.patch.object(octavia_messaging_consumer.messaging, 'get_rpc_server')
def test_consumer_start(self, mock_get_rpc_server):
mock_server = mock.Mock()
mock_get_rpc_server.return_value = mock_server
TOPIC = 'neutron_lbaas_event'
self.addCleanup(cfg.CONF.clear_override, 'event_stream_topic',
group='oslo_messaging')
cfg.CONF.set_override('event_stream_topic', TOPIC,
group='oslo_messaging')
consumer = octavia_messaging_consumer.OctaviaConsumer(self.driver)
consumer.start()
mock_get_rpc_server.assert_called_once_with(
consumer.transport, consumer.target, consumer.endpoints,
executor='eventlet'
)
mock_server.start.assert_called_once_with()
@mock.patch.object(octavia_messaging_consumer.messaging, 'get_rpc_server')
def test_consumer_stop(self, mock_get_rpc_server):
mock_server = mock.Mock()
mock_get_rpc_server.return_value = mock_server
consumer = octavia_messaging_consumer.OctaviaConsumer(self.driver)
consumer.start()
consumer.stop()
mock_server.stop.assert_called_once_with()
mock_server.wait.assert_not_called()
@mock.patch.object(octavia_messaging_consumer.messaging, 'get_rpc_server')
def test_consumer_graceful_stop(self, mock_get_rpc_server):
mock_server = mock.Mock()
mock_get_rpc_server.return_value = mock_server
consumer = octavia_messaging_consumer.OctaviaConsumer(self.driver)
consumer.start()
consumer.stop(graceful=True)
mock_server.stop.assert_called_once_with()
mock_server.wait.assert_called_once_with()
@mock.patch.object(octavia_messaging_consumer.messaging, 'get_rpc_server')
def test_consumer_reset(self, mock_get_rpc_server):
mock_server = mock.Mock()
mock_get_rpc_server.return_value = mock_server
consumer = octavia_messaging_consumer.OctaviaConsumer(self.driver)
consumer.start()
consumer.reset()
mock_server.reset.assert_called_once_with()
def set_db_mocks(self):
TOPIC = 'neutron_lbaas_event'
self.addCleanup(cfg.CONF.clear_override, 'event_stream_topic',
group='oslo_messaging')
cfg.CONF.set_override('event_stream_topic', TOPIC,
group='oslo_messaging')
self.payload = {'operating_status': 'ONLINE'}
self.consumer = octavia_messaging_consumer.OctaviaConsumer(
self.driver)
def test_updatedb_with_raises_exception_with_bad_model_name(self):
self.set_db_mocks()
cnt = InfoContainer('listener_statsX', 'id',
self.payload).to_dict()
self.assertRaises(exceptions.ModelMapException,
self.consumer.endpoints[0].update_info, {}, cnt)
def test_updatedb_ignores_listener_stats(self):
self.set_db_mocks()
cnt = InfoContainer('listener_stats', 'id', self.payload).to_dict()
self.consumer.endpoints[0].update_info({}, cnt)
call_len = len(self.driver.plugin.db.update_status.call_args_list)
self.assertEqual(call_len, 0) # See didn't do anything
def test_updatedb_loadbalancer(self):
self.set_db_mocks()
cnt = InfoContainer(constants.LOADBALANCER_EVENT, 'lb_id',
self.payload).to_dict()
self.consumer.endpoints[0].update_info({}, cnt)
self.assert_handle_streamed_event_called(models.LoadBalancer, 'lb_id',
self.payload)
def test_updatedb_listener(self):
self.set_db_mocks()
cnt = InfoContainer(constants.LISTENER_EVENT, 'listener_id',
self.payload).to_dict()
self.consumer.endpoints[0].update_info({}, cnt)
self.assert_handle_streamed_event_called(models.Listener,
'listener_id',
self.payload)
def test_updatedb_pool(self):
self.set_db_mocks()
cnt = InfoContainer(constants.POOL_EVENT, 'pool_id',
self.payload).to_dict()
self.consumer.endpoints[0].update_info({}, cnt)
self.assert_handle_streamed_event_called(models.PoolV2, 'pool_id',
self.payload)
def test_updatedb_member(self):
self.set_db_mocks()
cnt = InfoContainer(constants.MEMBER_EVENT, 'pool_id',
self.payload).to_dict()
self.consumer.endpoints[0].update_info({}, cnt)
self.assert_handle_streamed_event_called(models.MemberV2, 'pool_id',
self.payload)
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