aodh/ceilometer/tests/publisher/test_rpc_publisher.py
Igor Degtiarov a440759d40 Fix F402 violations and re-enable gating
F402 got stricter in hacking 0.9, so fix new violations and
re-enable gating.

Change-Id: I81a1b14311ea6dc7f01353aa27d1f18f1aec8e81
2014-06-25 17:55:59 +03:00

351 lines
14 KiB
Python

#
# Copyright 2012 New Dream Network, LLC (DreamHost)
#
# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
# Julien Danjou <julien@danjou.info>
#
# 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.
"""Tests for ceilometer/publisher/rpc.py
"""
import datetime
import eventlet
import mock
import oslo.messaging
import oslo.messaging._drivers.common
from ceilometer import messaging
from ceilometer.openstack.common import context
from ceilometer.openstack.common.fixture import config
from ceilometer.openstack.common import network_utils
from ceilometer.publisher import rpc
from ceilometer import sample
from ceilometer.tests import base as tests_base
class TestPublish(tests_base.BaseTestCase):
test_data = [
sample.Sample(
name='test',
type=sample.TYPE_CUMULATIVE,
unit='',
volume=1,
user_id='test',
project_id='test',
resource_id='test_run_tasks',
timestamp=datetime.datetime.utcnow().isoformat(),
resource_metadata={'name': 'TestPublish'},
),
sample.Sample(
name='test',
type=sample.TYPE_CUMULATIVE,
unit='',
volume=1,
user_id='test',
project_id='test',
resource_id='test_run_tasks',
timestamp=datetime.datetime.utcnow().isoformat(),
resource_metadata={'name': 'TestPublish'},
),
sample.Sample(
name='test2',
type=sample.TYPE_CUMULATIVE,
unit='',
volume=1,
user_id='test',
project_id='test',
resource_id='test_run_tasks',
timestamp=datetime.datetime.utcnow().isoformat(),
resource_metadata={'name': 'TestPublish'},
),
sample.Sample(
name='test2',
type=sample.TYPE_CUMULATIVE,
unit='',
volume=1,
user_id='test',
project_id='test',
resource_id='test_run_tasks',
timestamp=datetime.datetime.utcnow().isoformat(),
resource_metadata={'name': 'TestPublish'},
),
sample.Sample(
name='test3',
type=sample.TYPE_CUMULATIVE,
unit='',
volume=1,
user_id='test',
project_id='test',
resource_id='test_run_tasks',
timestamp=datetime.datetime.utcnow().isoformat(),
resource_metadata={'name': 'TestPublish'},
),
]
def setUp(self):
super(TestPublish, self).setUp()
self.CONF = self.useFixture(config.Config()).conf
self.setup_messaging(self.CONF)
self.published = []
def test_published_no_mock(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://'))
endpoint = mock.MagicMock(['record_metering_data'])
collector = messaging.get_rpc_server(
self.transport, self.CONF.publisher_rpc.metering_topic, endpoint)
endpoint.record_metering_data.side_effect = \
lambda *args, **kwds: collector.stop()
collector.start()
eventlet.sleep()
publisher.publish_samples(context.RequestContext(),
self.test_data)
collector.wait()
class Matcher(object):
@staticmethod
def __eq__(data):
for i, sample_item in enumerate(data):
if sample_item['counter_name'] != self.test_data[i].name:
return False
return True
endpoint.record_metering_data.assert_called_once_with(
mock.ANY, data=Matcher())
def test_publish_target(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?target=custom_procedure_call'))
cast_context = mock.MagicMock()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.return_value = cast_context
publisher.publish_samples(mock.MagicMock(),
self.test_data)
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
cast_context.cast.assert_called_once_with(
mock.ANY, 'custom_procedure_call', data=mock.ANY)
def test_published_with_per_meter_topic(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?per_meter_topic=1'))
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
publisher.publish_samples(mock.MagicMock(),
self.test_data)
class MeterGroupMatcher(object):
def __eq__(self, meters):
return len(set(meter['counter_name']
for meter in meters)) == 1
topic = self.CONF.publisher_rpc.metering_topic
expected = [mock.call(topic=topic),
mock.call().cast(mock.ANY, 'record_metering_data',
data=mock.ANY),
mock.call(topic=topic + '.test'),
mock.call().cast(mock.ANY, 'record_metering_data',
data=MeterGroupMatcher()),
mock.call(topic=topic + '.test2'),
mock.call().cast(mock.ANY, 'record_metering_data',
data=MeterGroupMatcher()),
mock.call(topic=topic + '.test3'),
mock.call().cast(mock.ANY, 'record_metering_data',
data=MeterGroupMatcher())]
self.assertEqual(expected, prepare.mock_calls)
def test_published_concurrency(self):
"""This test the concurrent access to the local queue
of the rpc publisher
"""
publisher = rpc.RPCPublisher(network_utils.urlsplit('rpc://'))
cast_context = mock.MagicMock()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
def fake_prepare_go(topic):
return cast_context
def fake_prepare_wait(topic):
prepare.side_effect = fake_prepare_go
# Sleep to simulate concurrency and allow other threads to work
eventlet.sleep(0)
return cast_context
prepare.side_effect = fake_prepare_wait
job1 = eventlet.spawn(publisher.publish_samples,
mock.MagicMock(), self.test_data)
job2 = eventlet.spawn(publisher.publish_samples,
mock.MagicMock(), self.test_data)
job1.wait()
job2.wait()
self.assertEqual('default', publisher.policy)
self.assertEqual(2, len(cast_context.cast.mock_calls))
self.assertEqual(0, len(publisher.local_queue))
@mock.patch('ceilometer.publisher.rpc.LOG')
def test_published_with_no_policy(self, mylog):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
self.assertRaises(
oslo.messaging._drivers.common.RPCException,
publisher.publish_samples,
mock.MagicMock(), self.test_data)
self.assertTrue(mylog.info.called)
self.assertEqual('default', publisher.policy)
self.assertEqual(0, len(publisher.local_queue))
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
@mock.patch('ceilometer.publisher.rpc.LOG')
def test_published_with_policy_block(self, mylog):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=default'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
self.assertRaises(
oslo.messaging._drivers.common.RPCException,
publisher.publish_samples,
mock.MagicMock(), self.test_data)
self.assertTrue(mylog.info.called)
self.assertEqual(0, len(publisher.local_queue))
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
@mock.patch('ceilometer.publisher.rpc.LOG')
def test_published_with_policy_incorrect(self, mylog):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=notexist'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
self.assertRaises(
oslo.messaging._drivers.common.RPCException,
publisher.publish_samples,
mock.MagicMock(), self.test_data)
self.assertTrue(mylog.warn.called)
self.assertEqual('default', publisher.policy)
self.assertEqual(0, len(publisher.local_queue))
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
def test_published_with_policy_drop_and_rpc_down(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=drop'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(0, len(publisher.local_queue))
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
def test_published_with_policy_queue_and_rpc_down(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=queue'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(1, len(publisher.local_queue))
prepare.assert_called_once_with(
topic=self.CONF.publisher_rpc.metering_topic)
def test_published_with_policy_queue_and_rpc_down_up(self):
self.rpc_unreachable = True
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=queue'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(1, len(publisher.local_queue))
prepare.side_effect = mock.MagicMock()
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(0, len(publisher.local_queue))
topic = self.CONF.publisher_rpc.metering_topic
expected = [mock.call(topic=topic),
mock.call(topic=topic),
mock.call(topic=topic)]
self.assertEqual(expected, prepare.mock_calls)
def test_published_with_policy_sized_queue_and_rpc_down(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=queue&max_queue_length=3'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
for i in range(0, 5):
for s in self.test_data:
s.source = 'test-%d' % i
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(3, len(publisher.local_queue))
self.assertEqual(
'test-2',
publisher.local_queue[0][2][0]['source']
)
self.assertEqual(
'test-3',
publisher.local_queue[1][2][0]['source']
)
self.assertEqual(
'test-4',
publisher.local_queue[2][2][0]['source']
)
def test_published_with_policy_default_sized_queue_and_rpc_down(self):
publisher = rpc.RPCPublisher(
network_utils.urlsplit('rpc://?policy=queue'))
side_effect = oslo.messaging._drivers.common.RPCException()
with mock.patch.object(publisher.rpc_client, 'prepare') as prepare:
prepare.side_effect = side_effect
for i in range(0, 2000):
for s in self.test_data:
s.source = 'test-%d' % i
publisher.publish_samples(mock.MagicMock(),
self.test_data)
self.assertEqual(1024, len(publisher.local_queue))
self.assertEqual(
'test-976',
publisher.local_queue[0][2][0]['source']
)
self.assertEqual(
'test-1999',
publisher.local_queue[1023][2][0]['source']
)