def setUp(self):
super(TestAlarmEvaluationService, self).setUp()
conf = service.prepare_service(argv=[], config_files=[])
self.CONF = self.useFixture(fixture_config.Config(conf)).conf
self.setup_messaging(self.CONF)
self.threshold_eval = mock.Mock()
self.evaluators = extension.ExtensionManager.make_test_instance(
[
extension.Extension(
'threshold',
None,
None,
self.threshold_eval),
]
)
self.storage_conn = mock.MagicMock()
self.svc = evaluator.AlarmEvaluationService(self.CONF)
self.svc.tg = mock.Mock()
self.svc.partition_coordinator = mock.MagicMock()
p_coord = self.svc.partition_coordinator
p_coord.extract_my_subset.side_effect = lambda _, x: x
self.svc.evaluators = self.evaluators
self.svc.supported_evaluators = ['threshold']
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)
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)
child = {'enabled': True, 'type': {'ne': 'event'}}
self.assertDictContains(svc.storage_conn.get_alarms.call_args[1],
child)
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.evaluators = extension.ExtensionManager.make_test_instance([
extension.Extension('threshold', None, None, self.threshold_eval),
])
self.svc = evaluator.AlarmEvaluationService(self.CONF)
self.svc.tg = mock.Mock()
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_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_evaluation_cycle_no_coordination_alarm_modified(self):
alarm = mock.Mock(type='gnocchi_aggregation_by_metrics_threshold',
alarm_id="alarm_id1")
self._fake_pc.is_active.return_value = False
self._fake_conn.get_alarms.return_value = [alarm]
self._fake_conn.conditional_update.return_value = False
svc = evaluator.AlarmEvaluationService(0, self.CONF)
self.addCleanup(svc.terminate)
time.sleep(1)
target = svc.partition_coordinator.extract_my_subset
self.assertEqual(0, target.call_count)
self.assertEqual(0, self.threshold_eval.evaluate.call_count)
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 _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 evaluator():
conf = service.prepare_service()
os_service.launch(conf, evaluator_svc.AlarmEvaluationService(conf)).wait()
def evaluator():
conf = service.prepare_service()
os_service.launch(conf,
evaluator_svc.AlarmEvaluationService(conf),
workers=conf.evaluator.workers).wait()
