openstack/aodh
Code Issues Proposed changes
aodh/tests/collector/test_service.py
Lianhao Lu 0e26faeb69 Corrected import order 
Enabled H306 in tox.ini and corrected the import order.

Change-Id: If77984e8c62b0ec0cfb3d068e9c1b0d4d7c3583d
2013-11-13 14:41:33 +08:00

317 lines
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Python
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# -*- encoding: utf-8 -*-
#
# Copyright © 2012 New Dream Network, LLC (DreamHost)
#
# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
#
# 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/agent/service.py
"""
import datetime
import socket
import mock
from mock import patch
import msgpack
from stevedore import extension
from stevedore.tests import manager as test_manager
from ceilometer.collector import service
from ceilometer.compute import notifications
from ceilometer.openstack.common.fixture import config
from ceilometer.openstack.common.fixture import moxstubout
from ceilometer.openstack.common import timeutils
from ceilometer import sample
from ceilometer.storage import models
from ceilometer.tests import base as tests_base
TEST_NOTICE = {
u'_context_auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2',
u'_context_is_admin': True,
u'_context_project_id': u'7c150a59fe714e6f9263774af9688f0e',
u'_context_quota_class': None,
u'_context_read_deleted': u'no',
u'_context_remote_address': u'10.0.2.15',
u'_context_request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66',
u'_context_roles': [u'admin'],
u'_context_timestamp': u'2012-05-08T20:23:41.425105',
u'_context_user_id': u'1e3ce043029547f1a61c1996d1a531a2',
u'event_type': u'compute.instance.create.end',
u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451',
u'payload': {u'created_at': u'2012-05-08 20:23:41',
u'deleted_at': u'',
u'disk_gb': 0,
u'display_name': u'testme',
u'fixed_ips': [{u'address': u'10.0.0.2',
u'floating_ips': [],
u'meta': {},
u'type': u'fixed',
u'version': 4}],
u'image_ref_url': u'http://10.0.2.15:9292/images/UUID',
u'instance_id': u'9f9d01b9-4a58-4271-9e27-398b21ab20d1',
u'instance_type': u'm1.tiny',
u'instance_type_id': 2,
u'launched_at': u'2012-05-08 20:23:47.985999',
u'memory_mb': 512,
u'state': u'active',
u'state_description': u'',
u'tenant_id': u'7c150a59fe714e6f9263774af9688f0e',
u'user_id': u'1e3ce043029547f1a61c1996d1a531a2',
u'reservation_id': u'1e3ce043029547f1a61c1996d1a531a3',
u'vcpus': 1,
u'root_gb': 0,
u'ephemeral_gb': 0,
u'host': u'compute-host-name',
u'availability_zone': u'1e3ce043029547f1a61c1996d1a531a4',
u'os_type': u'linux?',
u'architecture': u'x86',
u'image_ref': u'UUID',
u'kernel_id': u'1e3ce043029547f1a61c1996d1a531a5',
u'ramdisk_id': u'1e3ce043029547f1a61c1996d1a531a6',
},
u'priority': u'INFO',
u'publisher_id': u'compute.vagrant-precise',
u'timestamp': u'2012-05-08 20:23:48.028195',
}
class TestCollector(tests_base.BaseTestCase):
def setUp(self):
super(TestCollector, self).setUp()
self.CONF = self.useFixture(config.Config()).conf
self.CONF.set_override("connection", "log://", group='database')
class TestUDPCollectorService(TestCollector):
def _make_fake_socket(self, family, type):
udp_socket = self.mox.CreateMockAnything()
udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
udp_socket.bind((self.CONF.collector.udp_address,
self.CONF.collector.udp_port))
def stop_udp(anything):
# Make the loop stop
self.srv.stop()
udp_socket.recvfrom(64 * 1024).WithSideEffects(
stop_udp).AndReturn(
(msgpack.dumps(self.counter),
('127.0.0.1', 12345)))
self.mox.ReplayAll()
return udp_socket
def setUp(self):
super(TestUDPCollectorService, self).setUp()
self.mox = self.useFixture(moxstubout.MoxStubout()).mox
self.srv = service.UDPCollectorService()
self.counter = sample.Sample(
name='foobar',
type='bad',
unit='F',
volume=1,
user_id='jd',
project_id='ceilometer',
resource_id='cat',
timestamp='NOW!',
resource_metadata={},
).as_dict()
def test_udp_receive(self):
mock_dispatcher = mock.MagicMock()
self.srv.dispatcher_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
mock_dispatcher
),
])
self.counter['source'] = 'mysource'
self.counter['counter_name'] = self.counter['name']
self.counter['counter_volume'] = self.counter['volume']
self.counter['counter_type'] = self.counter['type']
self.counter['counter_unit'] = self.counter['unit']
with patch('socket.socket', self._make_fake_socket):
self.srv.start()
mock_dispatcher.record_metering_data.assert_called_once_with(
self.counter)
def test_udp_receive_storage_error(self):
mock_dispatcher = mock.MagicMock()
self.srv.dispatcher_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
mock_dispatcher
),
])
mock_dispatcher.record_metering_data.side_effect = self._raise_error
self.counter['source'] = 'mysource'
self.counter['counter_name'] = self.counter['name']
self.counter['counter_volume'] = self.counter['volume']
self.counter['counter_type'] = self.counter['type']
self.counter['counter_unit'] = self.counter['unit']
with patch('socket.socket', self._make_fake_socket):
self.srv.start()
mock_dispatcher.record_metering_data.assert_called_once_with(
self.counter)
@staticmethod
def _raise_error():
raise Exception
def test_udp_receive_bad_decoding(self):
with patch('socket.socket', self._make_fake_socket):
with patch('msgpack.loads', self._raise_error):
self.srv.start()
class MyException(Exception):
pass
class TestCollectorService(TestCollector):
def setUp(self):
super(TestCollectorService, self).setUp()
self.srv = service.CollectorService('the-host', 'the-topic')
self.ctx = None
@patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock())
def test_init_host(self):
# If we try to create a real RPC connection, init_host() never
# returns. Mock it out so we can establish the service
# configuration.
with patch('ceilometer.openstack.common.rpc.create_connection'):
self.srv.start()
@patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock())
def test_process_notification(self):
# If we try to create a real RPC connection, init_host() never
# returns. Mock it out so we can establish the service
# configuration.
self.CONF.set_override("store_events", False, group="collector")
with patch('ceilometer.openstack.common.rpc.create_connection'):
self.srv.start()
self.srv.pipeline_manager.pipelines[0] = mock.MagicMock()
self.srv.notification_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
notifications.Instance(),
),
])
self.srv.process_notification(TEST_NOTICE)
self.assertTrue(
self.srv.pipeline_manager.publisher.called)
def test_process_notification_no_events(self):
self.CONF.set_override("store_events", False, group="collector")
self.srv.notification_manager = mock.MagicMock()
with patch.object(self.srv, '_message_to_event') as fake_msg_to_event:
self.srv.process_notification({})
self.assertFalse(fake_msg_to_event.called)
def test_process_notification_with_events(self):
self.CONF.set_override("store_events", True, group="collector")
self.srv.notification_manager = mock.MagicMock()
with patch.object(self.srv, '_message_to_event') as fake_msg_to_event:
self.srv.process_notification({})
self.assertTrue(fake_msg_to_event.called)
def test_message_to_event_missing_keys(self):
now = timeutils.utcnow()
timeutils.set_time_override(now)
message = {'event_type': "foo",
'message_id': "abc",
'publisher_id': "1"}
mock_dispatcher = mock.MagicMock()
self.srv.dispatcher_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
mock_dispatcher
),
])
with patch('ceilometer.collector.service.LOG') as mylog:
self.srv._message_to_event(message)
self.assertFalse(mylog.exception.called)
events = mock_dispatcher.record_events.call_args[0]
self.assertEqual(1, len(events))
event = events[0]
self.assertEqual("foo", event.event_name)
self.assertEqual(now, event.generated)
self.assertEqual(1, len(event.traits))
def test_message_to_event_duplicate(self):
self.CONF.set_override("store_events", True, group="collector")
mock_dispatcher = mock.MagicMock()
self.srv.dispatcher_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
mock_dispatcher
),
])
mock_dispatcher.record_events.return_value = [
(models.Event.DUPLICATE, object())]
message = {'event_type': "foo", 'message_id': "abc"}
self.srv._message_to_event(message) # Should return silently.
def test_message_to_event_bad_event(self):
self.CONF.set_override("store_events", True, group="collector")
mock_dispatcher = mock.MagicMock()
self.srv.dispatcher_manager = test_manager.TestExtensionManager(
[extension.Extension('test',
None,
None,
mock_dispatcher
),
])
mock_dispatcher.record_events.return_value = [
(models.Event.UNKNOWN_PROBLEM, object())]
message = {'event_type': "foo", 'message_id': "abc"}
self.assertRaises(service.UnableToSaveEventException,
self.srv._message_to_event, message)
def test_extract_when(self):
now = timeutils.utcnow()
modified = now + datetime.timedelta(minutes=1)
timeutils.set_time_override(now)
body = {"timestamp": str(modified)}
when = service.CollectorService._extract_when(body)
self.assertTimestampEqual(modified, when)
body = {"_context_timestamp": str(modified)}
when = service.CollectorService._extract_when(body)
self.assertTimestampEqual(modified, when)
then = now + datetime.timedelta(hours=1)
body = {"timestamp": str(modified), "_context_timestamp": str(then)}
when = service.CollectorService._extract_when(body)
self.assertTimestampEqual(modified, when)
when = service.CollectorService._extract_when({})
self.assertTimestampEqual(now, when)
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