713 lines
25 KiB
Python
713 lines
25 KiB
Python
# Copyright 2013 Red Hat, Inc.
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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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import datetime
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import sys
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import threading
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import time
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import uuid
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import fixtures
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import kombu
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import mock
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from oslo_config import cfg
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from oslo_serialization import jsonutils
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from oslotest import mockpatch
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import testscenarios
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import oslo_messaging
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from oslo_messaging._drivers import amqpdriver
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from oslo_messaging._drivers import common as driver_common
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from oslo_messaging._drivers import impl_rabbit as rabbit_driver
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from oslo_messaging.tests import utils as test_utils
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load_tests = testscenarios.load_tests_apply_scenarios
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class TestDeprecatedRabbitDriverLoad(test_utils.BaseTestCase):
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def setUp(self):
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super(TestDeprecatedRabbitDriverLoad, self).setUp(
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conf=cfg.ConfigOpts())
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self.messaging_conf.transport_driver = 'rabbit'
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self.config(fake_rabbit=True)
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def test_driver_load(self):
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transport = oslo_messaging.get_transport(self.conf)
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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url = driver._get_connection()._url
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self.assertIsInstance(driver, rabbit_driver.RabbitDriver)
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self.assertEqual('memory:////', url)
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class TestRabbitDriverLoad(test_utils.BaseTestCase):
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scenarios = [
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('rabbit', dict(transport_driver='rabbit',
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url='amqp://guest:guest@localhost:5672//')),
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('kombu', dict(transport_driver='kombu',
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url='amqp://guest:guest@localhost:5672//')),
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('rabbit+memory', dict(transport_driver='kombu+memory',
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url='memory:///'))
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]
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@mock.patch('oslo_messaging._drivers.impl_rabbit.Connection.ensure')
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@mock.patch('oslo_messaging._drivers.impl_rabbit.Connection.reset')
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def test_driver_load(self, fake_ensure, fake_reset):
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self.messaging_conf.transport_driver = self.transport_driver
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transport = oslo_messaging.get_transport(self.conf)
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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url = driver._get_connection()._url
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self.assertIsInstance(driver, rabbit_driver.RabbitDriver)
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self.assertEqual(self.url, url)
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class TestRabbitIterconsume(test_utils.BaseTestCase):
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def test_iterconsume_timeout(self):
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transport = oslo_messaging.get_transport(self.conf,
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'kombu+memory:////')
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self.addCleanup(transport.cleanup)
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deadline = time.time() + 3
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with transport._driver._get_connection() as conn:
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conn.iterconsume(timeout=3)
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# kombu memory transport doesn't really raise error
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# so just simulate a real driver behavior
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conn.connection.connection.recoverable_channel_errors = (IOError,)
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conn.declare_fanout_consumer("notif.info", lambda msg: True)
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with mock.patch('kombu.connection.Connection.drain_events',
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side_effect=IOError):
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try:
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conn.consume(timeout=3)
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except driver_common.Timeout:
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pass
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self.assertEqual(0, int(deadline - time.time()))
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class TestRabbitTransportURL(test_utils.BaseTestCase):
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scenarios = [
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('none', dict(url=None,
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expected=["amqp://guest:guest@localhost:5672//"])),
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('memory', dict(url='kombu+memory:////',
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expected=["memory:///"])),
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('empty',
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dict(url='rabbit:///',
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expected=['amqp://guest:guest@localhost:5672/'])),
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('localhost',
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dict(url='rabbit://localhost/',
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expected=['amqp://:@localhost:5672/'])),
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('virtual_host',
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dict(url='rabbit:///vhost',
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expected=['amqp://guest:guest@localhost:5672/vhost'])),
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('no_creds',
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dict(url='rabbit://host/virtual_host',
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expected=['amqp://:@host:5672/virtual_host'])),
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('no_port',
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dict(url='rabbit://user:password@host/virtual_host',
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expected=['amqp://user:password@host:5672/virtual_host'])),
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('full_url',
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dict(url='rabbit://user:password@host:10/virtual_host',
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expected=['amqp://user:password@host:10/virtual_host'])),
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('full_two_url',
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dict(url='rabbit://user:password@host:10,'
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'user2:password2@host2:12/virtual_host',
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expected=["amqp://user:password@host:10/virtual_host",
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"amqp://user2:password2@host2:12/virtual_host"]
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)),
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]
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def setUp(self):
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super(TestRabbitTransportURL, self).setUp()
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self.messaging_conf.transport_driver = 'rabbit'
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@mock.patch('oslo_messaging._drivers.impl_rabbit.Connection.ensure')
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@mock.patch('oslo_messaging._drivers.impl_rabbit.Connection.reset')
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def test_transport_url(self, fake_ensure_connection, fake_reset):
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transport = oslo_messaging.get_transport(self.conf, self.url)
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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urls = driver._get_connection()._url.split(";")
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self.assertEqual(sorted(self.expected), sorted(urls))
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class TestSendReceive(test_utils.BaseTestCase):
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_n_senders = [
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('single_sender', dict(n_senders=1)),
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('multiple_senders', dict(n_senders=10)),
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]
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_context = [
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('empty_context', dict(ctxt={})),
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('with_context', dict(ctxt={'user': 'mark'})),
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]
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_reply = [
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('rx_id', dict(rx_id=True, reply=None)),
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('none', dict(rx_id=False, reply=None)),
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('empty_list', dict(rx_id=False, reply=[])),
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('empty_dict', dict(rx_id=False, reply={})),
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('false', dict(rx_id=False, reply=False)),
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('zero', dict(rx_id=False, reply=0)),
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]
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_failure = [
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('success', dict(failure=False)),
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('failure', dict(failure=True, expected=False)),
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('expected_failure', dict(failure=True, expected=True)),
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]
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_timeout = [
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('no_timeout', dict(timeout=None)),
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('timeout', dict(timeout=0.01)), # FIXME(markmc): timeout=0 is broken?
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]
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@classmethod
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def generate_scenarios(cls):
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cls.scenarios = testscenarios.multiply_scenarios(cls._n_senders,
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cls._context,
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cls._reply,
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cls._failure,
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cls._timeout)
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def test_send_receive(self):
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transport = oslo_messaging.get_transport(self.conf,
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'kombu+memory:////')
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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target = oslo_messaging.Target(topic='testtopic')
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listener = driver.listen(target)
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senders = []
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replies = []
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msgs = []
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errors = []
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def stub_error(msg, *a, **kw):
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if (a and len(a) == 1 and isinstance(a[0], dict) and a[0]):
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a = a[0]
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errors.append(str(msg) % a)
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self.stubs.Set(driver_common.LOG, 'error', stub_error)
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def send_and_wait_for_reply(i):
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try:
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replies.append(driver.send(target,
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self.ctxt,
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{'tx_id': i},
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wait_for_reply=True,
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timeout=self.timeout))
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self.assertFalse(self.failure)
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self.assertIsNone(self.timeout)
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except (ZeroDivisionError, oslo_messaging.MessagingTimeout) as e:
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replies.append(e)
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self.assertTrue(self.failure or self.timeout is not None)
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while len(senders) < self.n_senders:
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senders.append(threading.Thread(target=send_and_wait_for_reply,
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args=(len(senders), )))
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for i in range(len(senders)):
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senders[i].start()
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received = listener.poll()
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self.assertIsNotNone(received)
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self.assertEqual(self.ctxt, received.ctxt)
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self.assertEqual({'tx_id': i}, received.message)
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msgs.append(received)
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# reply in reverse, except reply to the first guy second from last
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order = list(range(len(senders) - 1, -1, -1))
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if len(order) > 1:
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order[-1], order[-2] = order[-2], order[-1]
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for i in order:
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if self.timeout is None:
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if self.failure:
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try:
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raise ZeroDivisionError
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except Exception:
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failure = sys.exc_info()
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msgs[i].reply(failure=failure,
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log_failure=not self.expected)
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elif self.rx_id:
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msgs[i].reply({'rx_id': i})
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else:
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msgs[i].reply(self.reply)
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senders[i].join()
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self.assertEqual(len(senders), len(replies))
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for i, reply in enumerate(replies):
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if self.timeout is not None:
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self.assertIsInstance(reply, oslo_messaging.MessagingTimeout)
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elif self.failure:
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self.assertIsInstance(reply, ZeroDivisionError)
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elif self.rx_id:
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self.assertEqual({'rx_id': order[i]}, reply)
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else:
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self.assertEqual(self.reply, reply)
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if not self.timeout and self.failure and not self.expected:
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self.assertTrue(len(errors) > 0, errors)
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else:
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self.assertEqual(0, len(errors), errors)
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TestSendReceive.generate_scenarios()
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class TestPollAsync(test_utils.BaseTestCase):
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def test_poll_timeout(self):
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transport = oslo_messaging.get_transport(self.conf,
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'kombu+memory:////')
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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target = oslo_messaging.Target(topic='testtopic')
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listener = driver.listen(target)
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received = listener.poll(timeout=0.050)
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self.assertIsNone(received)
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class TestRacyWaitForReply(test_utils.BaseTestCase):
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def test_send_receive(self):
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transport = oslo_messaging.get_transport(self.conf,
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'kombu+memory:////')
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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target = oslo_messaging.Target(topic='testtopic')
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listener = driver.listen(target)
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senders = []
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replies = []
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msgs = []
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wait_conditions = []
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orig_reply_waiter = amqpdriver.ReplyWaiter.wait
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def reply_waiter(self, msg_id, timeout):
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if wait_conditions:
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cond = wait_conditions.pop()
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with cond:
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cond.notify()
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with cond:
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cond.wait()
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return orig_reply_waiter(self, msg_id, timeout)
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self.stubs.Set(amqpdriver.ReplyWaiter, 'wait', reply_waiter)
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def send_and_wait_for_reply(i, wait_for_reply):
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replies.append(driver.send(target,
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{},
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{'tx_id': i},
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wait_for_reply=wait_for_reply,
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timeout=None))
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while len(senders) < 2:
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t = threading.Thread(target=send_and_wait_for_reply,
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args=(len(senders), True))
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t.daemon = True
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senders.append(t)
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# test the case then msg_id is not set
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t = threading.Thread(target=send_and_wait_for_reply,
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args=(len(senders), False))
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t.daemon = True
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senders.append(t)
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# Start the first guy, receive his message, but delay his polling
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notify_condition = threading.Condition()
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wait_conditions.append(notify_condition)
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with notify_condition:
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senders[0].start()
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notify_condition.wait()
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msgs.append(listener.poll())
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self.assertEqual({'tx_id': 0}, msgs[-1].message)
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# Start the second guy, receive his message
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senders[1].start()
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msgs.append(listener.poll())
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self.assertEqual({'tx_id': 1}, msgs[-1].message)
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# Reply to both in order, making the second thread queue
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# the reply meant for the first thread
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msgs[0].reply({'rx_id': 0})
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msgs[1].reply({'rx_id': 1})
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# Wait for the second thread to finish
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senders[1].join()
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# Start the 3rd guy, receive his message
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senders[2].start()
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msgs.append(listener.poll())
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self.assertEqual({'tx_id': 2}, msgs[-1].message)
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# Verify the _send_reply was not invoked by driver:
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with mock.patch.object(msgs[2], '_send_reply') as method:
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msgs[2].reply({'rx_id': 2})
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self.assertEqual(method.call_count, 0)
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# Wait for the 3rd thread to finish
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senders[2].join()
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# Let the first thread continue
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with notify_condition:
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notify_condition.notify()
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# Wait for the first thread to finish
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senders[0].join()
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# Verify replies were received out of order
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self.assertEqual(len(senders), len(replies))
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self.assertEqual({'rx_id': 1}, replies[0])
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self.assertIsNone(replies[1])
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self.assertEqual({'rx_id': 0}, replies[2])
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def _declare_queue(target):
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connection = kombu.connection.BrokerConnection(transport='memory')
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# Kludge to speed up tests.
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connection.transport.polling_interval = 0.0
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connection.connect()
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channel = connection.channel()
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# work around 'memory' transport bug in 1.1.3
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channel._new_queue('ae.undeliver')
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if target.fanout:
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exchange = kombu.entity.Exchange(name=target.topic + '_fanout',
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type='fanout',
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durable=False,
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auto_delete=True)
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queue = kombu.entity.Queue(name=target.topic + '_fanout_12345',
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channel=channel,
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exchange=exchange,
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routing_key=target.topic)
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if target.server:
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exchange = kombu.entity.Exchange(name='openstack',
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type='topic',
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durable=False,
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auto_delete=False)
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topic = '%s.%s' % (target.topic, target.server)
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queue = kombu.entity.Queue(name=topic,
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channel=channel,
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exchange=exchange,
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routing_key=topic)
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else:
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exchange = kombu.entity.Exchange(name='openstack',
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type='topic',
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durable=False,
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auto_delete=False)
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queue = kombu.entity.Queue(name=target.topic,
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channel=channel,
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exchange=exchange,
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routing_key=target.topic)
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queue.declare()
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return connection, channel, queue
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class TestRequestWireFormat(test_utils.BaseTestCase):
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_target = [
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('topic_target',
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dict(topic='testtopic', server=None, fanout=False)),
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('server_target',
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dict(topic='testtopic', server='testserver', fanout=False)),
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# NOTE(markmc): https://github.com/celery/kombu/issues/195
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('fanout_target',
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dict(topic='testtopic', server=None, fanout=True,
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skip_msg='Requires kombu>2.5.12 to fix kombu issue #195')),
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]
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_msg = [
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('empty_msg',
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dict(msg={}, expected={})),
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('primitive_msg',
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dict(msg={'foo': 'bar'}, expected={'foo': 'bar'})),
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('complex_msg',
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dict(msg={'a': {'b': datetime.datetime(1920, 2, 3, 4, 5, 6, 7)}},
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expected={'a': {'b': '1920-02-03T04:05:06.000007'}})),
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]
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_context = [
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('empty_ctxt', dict(ctxt={}, expected_ctxt={})),
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('user_project_ctxt',
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dict(ctxt={'user': 'mark', 'project': 'snarkybunch'},
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expected_ctxt={'_context_user': 'mark',
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'_context_project': 'snarkybunch'})),
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]
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@classmethod
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def generate_scenarios(cls):
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cls.scenarios = testscenarios.multiply_scenarios(cls._msg,
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cls._context,
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cls._target)
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def setUp(self):
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super(TestRequestWireFormat, self).setUp()
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self.uuids = []
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self.orig_uuid4 = uuid.uuid4
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self.useFixture(fixtures.MonkeyPatch('uuid.uuid4', self.mock_uuid4))
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def mock_uuid4(self):
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self.uuids.append(self.orig_uuid4())
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return self.uuids[-1]
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def test_request_wire_format(self):
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if hasattr(self, 'skip_msg'):
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self.skipTest(self.skip_msg)
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transport = oslo_messaging.get_transport(self.conf,
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'kombu+memory:////')
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self.addCleanup(transport.cleanup)
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driver = transport._driver
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target = oslo_messaging.Target(topic=self.topic,
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server=self.server,
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fanout=self.fanout)
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connection, channel, queue = _declare_queue(target)
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self.addCleanup(connection.release)
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driver.send(target, self.ctxt, self.msg)
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msgs = []
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def callback(msg):
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msg = channel.message_to_python(msg)
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msg.ack()
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msgs.append(msg.payload)
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queue.consume(callback=callback,
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consumer_tag='1',
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nowait=False)
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connection.drain_events()
|
|
|
|
self.assertEqual(1, len(msgs))
|
|
self.assertIn('oslo.message', msgs[0])
|
|
|
|
received = msgs[0]
|
|
received['oslo.message'] = jsonutils.loads(received['oslo.message'])
|
|
|
|
# FIXME(markmc): add _msg_id and _reply_q check
|
|
expected_msg = {
|
|
'_unique_id': self.uuids[0].hex,
|
|
}
|
|
expected_msg.update(self.expected)
|
|
expected_msg.update(self.expected_ctxt)
|
|
|
|
expected = {
|
|
'oslo.version': '2.0',
|
|
'oslo.message': expected_msg,
|
|
}
|
|
|
|
self.assertEqual(expected, received)
|
|
|
|
|
|
TestRequestWireFormat.generate_scenarios()
|
|
|
|
|
|
def _create_producer(target):
|
|
connection = kombu.connection.BrokerConnection(transport='memory')
|
|
|
|
# Kludge to speed up tests.
|
|
connection.transport.polling_interval = 0.0
|
|
|
|
connection.connect()
|
|
channel = connection.channel()
|
|
|
|
# work around 'memory' transport bug in 1.1.3
|
|
channel._new_queue('ae.undeliver')
|
|
|
|
if target.fanout:
|
|
exchange = kombu.entity.Exchange(name=target.topic + '_fanout',
|
|
type='fanout',
|
|
durable=False,
|
|
auto_delete=True)
|
|
producer = kombu.messaging.Producer(exchange=exchange,
|
|
channel=channel,
|
|
routing_key=target.topic)
|
|
elif target.server:
|
|
exchange = kombu.entity.Exchange(name='openstack',
|
|
type='topic',
|
|
durable=False,
|
|
auto_delete=False)
|
|
topic = '%s.%s' % (target.topic, target.server)
|
|
producer = kombu.messaging.Producer(exchange=exchange,
|
|
channel=channel,
|
|
routing_key=topic)
|
|
else:
|
|
exchange = kombu.entity.Exchange(name='openstack',
|
|
type='topic',
|
|
durable=False,
|
|
auto_delete=False)
|
|
producer = kombu.messaging.Producer(exchange=exchange,
|
|
channel=channel,
|
|
routing_key=target.topic)
|
|
|
|
return connection, producer
|
|
|
|
|
|
class TestReplyWireFormat(test_utils.BaseTestCase):
|
|
|
|
_target = [
|
|
('topic_target',
|
|
dict(topic='testtopic', server=None, fanout=False)),
|
|
('server_target',
|
|
dict(topic='testtopic', server='testserver', fanout=False)),
|
|
# NOTE(markmc): https://github.com/celery/kombu/issues/195
|
|
('fanout_target',
|
|
dict(topic='testtopic', server=None, fanout=True,
|
|
skip_msg='Requires kombu>2.5.12 to fix kombu issue #195')),
|
|
]
|
|
|
|
_msg = [
|
|
('empty_msg',
|
|
dict(msg={}, expected={})),
|
|
('primitive_msg',
|
|
dict(msg={'foo': 'bar'}, expected={'foo': 'bar'})),
|
|
('complex_msg',
|
|
dict(msg={'a': {'b': '1920-02-03T04:05:06.000007'}},
|
|
expected={'a': {'b': '1920-02-03T04:05:06.000007'}})),
|
|
]
|
|
|
|
_context = [
|
|
('empty_ctxt', dict(ctxt={}, expected_ctxt={})),
|
|
('user_project_ctxt',
|
|
dict(ctxt={'_context_user': 'mark',
|
|
'_context_project': 'snarkybunch'},
|
|
expected_ctxt={'user': 'mark', 'project': 'snarkybunch'})),
|
|
]
|
|
|
|
@classmethod
|
|
def generate_scenarios(cls):
|
|
cls.scenarios = testscenarios.multiply_scenarios(cls._msg,
|
|
cls._context,
|
|
cls._target)
|
|
|
|
def test_reply_wire_format(self):
|
|
if hasattr(self, 'skip_msg'):
|
|
self.skipTest(self.skip_msg)
|
|
|
|
transport = oslo_messaging.get_transport(self.conf,
|
|
'kombu+memory:////')
|
|
self.addCleanup(transport.cleanup)
|
|
|
|
driver = transport._driver
|
|
|
|
target = oslo_messaging.Target(topic=self.topic,
|
|
server=self.server,
|
|
fanout=self.fanout)
|
|
|
|
listener = driver.listen(target)
|
|
|
|
connection, producer = _create_producer(target)
|
|
self.addCleanup(connection.release)
|
|
|
|
msg = {
|
|
'oslo.version': '2.0',
|
|
'oslo.message': {}
|
|
}
|
|
|
|
msg['oslo.message'].update(self.msg)
|
|
msg['oslo.message'].update(self.ctxt)
|
|
|
|
msg['oslo.message'].update({
|
|
'_msg_id': uuid.uuid4().hex,
|
|
'_unique_id': uuid.uuid4().hex,
|
|
'_reply_q': 'reply_' + uuid.uuid4().hex,
|
|
})
|
|
|
|
msg['oslo.message'] = jsonutils.dumps(msg['oslo.message'])
|
|
|
|
producer.publish(msg)
|
|
|
|
received = listener.poll()
|
|
self.assertIsNotNone(received)
|
|
self.assertEqual(self.expected_ctxt, received.ctxt)
|
|
self.assertEqual(self.expected, received.message)
|
|
|
|
|
|
TestReplyWireFormat.generate_scenarios()
|
|
|
|
|
|
class RpcKombuHATestCase(test_utils.BaseTestCase):
|
|
|
|
def setUp(self):
|
|
super(RpcKombuHATestCase, self).setUp()
|
|
self.brokers = ['host1', 'host2', 'host3', 'host4', 'host5']
|
|
self.config(rabbit_hosts=self.brokers,
|
|
rabbit_retry_interval=0.01,
|
|
rabbit_retry_backoff=0.01,
|
|
kombu_reconnect_delay=0)
|
|
|
|
self.kombu_connect = mock.Mock()
|
|
self.useFixture(mockpatch.Patch(
|
|
'kombu.connection.Connection.connect',
|
|
side_effect=self.kombu_connect))
|
|
self.useFixture(mockpatch.Patch(
|
|
'kombu.connection.Connection.channel'))
|
|
|
|
# starting from the first broker in the list
|
|
url = oslo_messaging.TransportURL.parse(self.conf, None)
|
|
self.connection = rabbit_driver.Connection(self.conf, url)
|
|
self.addCleanup(self.connection.close)
|
|
|
|
def test_ensure_four_retry(self):
|
|
mock_callback = mock.Mock(side_effect=IOError)
|
|
self.assertRaises(oslo_messaging.MessageDeliveryFailure,
|
|
self.connection.ensure, None, mock_callback,
|
|
retry=4)
|
|
self.assertEqual(5, self.kombu_connect.call_count)
|
|
self.assertEqual(6, mock_callback.call_count)
|
|
|
|
def test_ensure_one_retry(self):
|
|
mock_callback = mock.Mock(side_effect=IOError)
|
|
self.assertRaises(oslo_messaging.MessageDeliveryFailure,
|
|
self.connection.ensure, None, mock_callback,
|
|
retry=1)
|
|
self.assertEqual(2, self.kombu_connect.call_count)
|
|
self.assertEqual(3, mock_callback.call_count)
|
|
|
|
def test_ensure_no_retry(self):
|
|
mock_callback = mock.Mock(side_effect=IOError)
|
|
self.assertRaises(oslo_messaging.MessageDeliveryFailure,
|
|
self.connection.ensure, None, mock_callback,
|
|
retry=0)
|
|
self.assertEqual(1, self.kombu_connect.call_count)
|
|
self.assertEqual(2, mock_callback.call_count)
|