151 lines
5.6 KiB
Python
151 lines
5.6 KiB
Python
#
|
|
# Copyright 2013 Red Hat, Inc
|
|
#
|
|
# 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 aodh.evaluator.AlarmEvaluationService.
|
|
"""
|
|
import time
|
|
|
|
import mock
|
|
from oslo_config import fixture as fixture_config
|
|
from oslotest import mockpatch
|
|
from stevedore import extension
|
|
|
|
from aodh import evaluator
|
|
from aodh import service
|
|
from aodh.tests import base as tests_base
|
|
|
|
|
|
class TestAlarmEvaluationService(tests_base.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestAlarmEvaluationService, self).setUp()
|
|
conf = service.prepare_service(argv=[], config_files=[])
|
|
self.CONF = self.useFixture(fixture_config.Config(conf)).conf
|
|
self.CONF.set_override('workers', 1, 'evaluator')
|
|
self.setup_messaging(self.CONF)
|
|
|
|
self.threshold_eval = mock.MagicMock()
|
|
self._fake_conn = mock.Mock()
|
|
self._fake_pc = mock.Mock()
|
|
self._fake_em = extension.ExtensionManager.make_test_instance(
|
|
[
|
|
extension.Extension(
|
|
'threshold',
|
|
None,
|
|
None,
|
|
self.threshold_eval),
|
|
]
|
|
)
|
|
|
|
self.useFixture(mockpatch.Patch(
|
|
'stevedore.extension.ExtensionManager',
|
|
return_value=self._fake_em
|
|
))
|
|
self.useFixture(mockpatch.Patch(
|
|
'aodh.coordination.PartitionCoordinator',
|
|
return_value=self._fake_pc
|
|
))
|
|
self.useFixture(mockpatch.Patch(
|
|
'aodh.storage.get_connection_from_config',
|
|
return_value=self._fake_conn
|
|
))
|
|
|
|
def _do_test_start(self, test_interval=120,
|
|
coordination_heartbeat=1.0,
|
|
coordination_active=False):
|
|
|
|
self.CONF.set_override('evaluation_interval',
|
|
test_interval)
|
|
self.CONF.set_override('heartbeat',
|
|
coordination_heartbeat,
|
|
group='coordination')
|
|
|
|
self._fake_pc.is_active.return_value = coordination_active
|
|
|
|
svc = evaluator.AlarmEvaluationService(0, self.CONF)
|
|
self.addCleanup(svc.terminate)
|
|
svc.terminate()
|
|
svc.partition_coordinator.start.assert_called_once_with()
|
|
svc.partition_coordinator.join_group.assert_called_once_with(
|
|
svc.PARTITIONING_GROUP_NAME)
|
|
|
|
def test_start_singleton(self):
|
|
self._do_test_start(coordination_active=False)
|
|
|
|
def test_start_coordinated(self):
|
|
self._do_test_start(coordination_active=True)
|
|
|
|
def test_start_coordinated_high_hb_interval(self):
|
|
self._do_test_start(coordination_active=True, test_interval=10,
|
|
coordination_heartbeat=5)
|
|
|
|
def test_evaluation_cycle(self):
|
|
alarm = mock.Mock(type='threshold', alarm_id="alarm_id1")
|
|
self._fake_pc.extract_my_subset.return_value = ["alarm_id1"]
|
|
self._fake_pc.is_active.return_value = False
|
|
self._fake_conn.get_alarms.return_value = [alarm]
|
|
self.threshold_eval.evaluate.side_effect = [Exception('Boom!'), None]
|
|
|
|
svc = evaluator.AlarmEvaluationService(0, self.CONF)
|
|
self.addCleanup(svc.terminate)
|
|
time.sleep(1)
|
|
target = svc.partition_coordinator.extract_my_subset
|
|
target.assert_called_once_with(svc.PARTITIONING_GROUP_NAME,
|
|
["alarm_id1"])
|
|
self.threshold_eval.evaluate.assert_called_once_with(alarm)
|
|
|
|
def test_evaluation_cycle_with_bad_alarm(self):
|
|
|
|
alarms = [
|
|
mock.Mock(type='threshold', name='bad', alarm_id='a'),
|
|
mock.Mock(type='threshold', name='good', alarm_id='b'),
|
|
]
|
|
self.threshold_eval.evaluate.side_effect = [Exception('Boom!'), None]
|
|
|
|
self._fake_pc.is_active.return_value = False
|
|
self._fake_pc.extract_my_subset.return_value = ['a', 'b']
|
|
self._fake_conn.get_alarms.return_value = alarms
|
|
|
|
svc = evaluator.AlarmEvaluationService(0, self.CONF)
|
|
self.addCleanup(svc.terminate)
|
|
time.sleep(1)
|
|
self.assertEqual([mock.call(alarms[0]), mock.call(alarms[1])],
|
|
self.threshold_eval.evaluate.call_args_list)
|
|
|
|
def test_unknown_extension_skipped(self):
|
|
alarms = [
|
|
mock.Mock(type='not_existing_type', alarm_id='a'),
|
|
mock.Mock(type='threshold', alarm_id='b')
|
|
]
|
|
|
|
self._fake_pc.is_active.return_value = False
|
|
self._fake_pc.extract_my_subset.return_value = ['a', 'b']
|
|
self._fake_conn.get_alarms.return_value = alarms
|
|
|
|
svc = evaluator.AlarmEvaluationService(0, self.CONF)
|
|
self.addCleanup(svc.terminate)
|
|
time.sleep(1)
|
|
self.threshold_eval.evaluate.assert_called_once_with(alarms[1])
|
|
|
|
def test_check_alarm_query_constraints(self):
|
|
self._fake_conn.get_alarms.return_value = []
|
|
self._fake_pc.extract_my_subset.return_value = []
|
|
self._fake_pc.is_active.return_value = False
|
|
|
|
svc = evaluator.AlarmEvaluationService(0, self.CONF)
|
|
self.addCleanup(svc.terminate)
|
|
time.sleep(1)
|
|
expected = [({'enabled': True, 'exclude': {'type': 'event'}},)]
|
|
self.assertEqual(expected,
|
|
svc.storage_conn.get_alarms.call_args_list)
|