36955618ae
Doing this allow for potential importing of the tests and is cleaner than having a side directory. Nova already does this, so let's move. Change-Id: I77fc9c5356f3962363fd355b8dbf44fbeec157ee
281 lines
13 KiB
Python
281 lines
13 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2013 eNovance <licensing@enovance.com>
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#
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# Authors: Mehdi Abaakouk <mehdi.abaakouk@enovance.com>
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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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"""Tests for ceilometer/alarm/threshold_evaluation.py
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"""
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import mock
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import uuid
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from ceilometer.alarm.evaluator import combination
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from ceilometer.storage import models
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from ceilometer.tests.alarm.evaluator import base
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from ceilometerclient import exc
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from ceilometerclient.v2 import alarms
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class TestEvaluate(base.TestEvaluatorBase):
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EVALUATOR = combination.CombinationEvaluator
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def prepare_alarms(self):
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self.alarms = [
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models.Alarm(name='or-alarm',
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description='the or alarm',
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type='combination',
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enabled=True,
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user_id='foobar',
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project_id='snafu',
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alarm_id=str(uuid.uuid4()),
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state='insufficient data',
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state_timestamp=None,
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timestamp=None,
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insufficient_data_actions=[],
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ok_actions=[],
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alarm_actions=[],
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repeat_actions=False,
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rule=dict(
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alarm_ids=[
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'9cfc3e51-2ff1-4b1d-ac01-c1bd4c6d0d1e',
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'1d441595-d069-4e05-95ab-8693ba6a8302'],
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operator='or',
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)),
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models.Alarm(name='and-alarm',
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description='the and alarm',
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type='combination',
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enabled=True,
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user_id='foobar',
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project_id='snafu',
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alarm_id=str(uuid.uuid4()),
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state='insufficient data',
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state_timestamp=None,
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timestamp=None,
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insufficient_data_actions=[],
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ok_actions=[],
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alarm_actions=[],
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repeat_actions=False,
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rule=dict(
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alarm_ids=[
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'b82734f4-9d06-48f3-8a86-fa59a0c99dc8',
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'15a700e5-2fe8-4b3d-8c55-9e92831f6a2b'],
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operator='and',
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))
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]
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@staticmethod
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def _get_alarm(state):
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return alarms.Alarm(None, {'state': state})
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def _combination_transition_reason(self, state):
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return ['Transition to %(state)s due at least to one alarm in'
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' 9cfc3e51-2ff1-4b1d-ac01-c1bd4c6d0d1e,'
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'1d441595-d069-4e05-95ab-8693ba6a8302'
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' in state %(state)s' % {'state': state},
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'Transition to %(state)s due to all alarms'
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' (b82734f4-9d06-48f3-8a86-fa59a0c99dc8,'
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'15a700e5-2fe8-4b3d-8c55-9e92831f6a2b)'
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' in state %(state)s' % {'state': state}]
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def _combination_remaining_reason(self, state):
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return ['Remaining as %(state)s due at least to one alarm in'
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' 9cfc3e51-2ff1-4b1d-ac01-c1bd4c6d0d1e,'
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'1d441595-d069-4e05-95ab-8693ba6a8302'
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' in state %(state)s' % {'state': state},
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'Remaining as %(state)s due to all alarms'
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' (b82734f4-9d06-48f3-8a86-fa59a0c99dc8,'
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'15a700e5-2fe8-4b3d-8c55-9e92831f6a2b)'
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' in state %(state)s' % {'state': state}]
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def test_retry_transient_api_failure(self):
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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broken = exc.CommunicationError(message='broken')
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self.api_client.alarms.get.side_effect = [
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broken,
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broken,
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broken,
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broken,
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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self._assert_all_alarms('insufficient data')
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self._evaluate_all_alarms()
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self._assert_all_alarms('ok')
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def test_simple_insufficient(self):
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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broken = exc.CommunicationError(message='broken')
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self.api_client.alarms.get.side_effect = broken
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self._evaluate_all_alarms()
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self._assert_all_alarms('insufficient data')
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expected = [mock.call(alarm.alarm_id, state='insufficient data')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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expected = [mock.call(alarm,
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'ok',
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('%d alarms in %s are in unknown state' %
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(2, ",".join(alarm.rule['alarm_ids']))))
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for alarm in self.alarms]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_to_ok_with_all_ok(self):
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self._set_all_alarms('insufficient data')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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expected = [mock.call(alarm.alarm_id, state='ok')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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reasons = self._combination_transition_reason('ok')
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expected = [mock.call(alarm, 'insufficient data', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_to_ok_with_one_alarm(self):
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self._set_all_alarms('alarm')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('alarm'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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expected = [mock.call(alarm.alarm_id, state='ok')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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reasons = self._combination_transition_reason('ok')
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expected = [mock.call(alarm, 'alarm', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_to_alarm_with_all_alarm(self):
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('alarm'),
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self._get_alarm('alarm'),
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self._get_alarm('alarm'),
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self._get_alarm('alarm'),
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]
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self._evaluate_all_alarms()
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expected = [mock.call(alarm.alarm_id, state='alarm')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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reasons = self._combination_transition_reason('alarm')
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expected = [mock.call(alarm, 'ok', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_to_alarm_with_one_ok(self):
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('ok'),
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self._get_alarm('alarm'),
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self._get_alarm('alarm'),
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self._get_alarm('alarm'),
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]
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self._evaluate_all_alarms()
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expected = [mock.call(alarm.alarm_id, state='alarm')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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reasons = self._combination_transition_reason('alarm')
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expected = [mock.call(alarm, 'ok', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_to_unknown(self):
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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broken = exc.CommunicationError(message='broken')
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self.api_client.alarms.get.side_effect = [
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broken,
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self._get_alarm('ok'),
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self._get_alarm('insufficient data'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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expected = [mock.call(alarm.alarm_id, state='insufficient data')
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for alarm in self.alarms]
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, expected)
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reasons = ['1 alarms in'
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' 9cfc3e51-2ff1-4b1d-ac01-c1bd4c6d0d1e,'
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'1d441595-d069-4e05-95ab-8693ba6a8302'
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' are in unknown state',
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'1 alarms in'
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' b82734f4-9d06-48f3-8a86-fa59a0c99dc8,'
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'15a700e5-2fe8-4b3d-8c55-9e92831f6a2b'
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' are in unknown state']
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expected = [mock.call(alarm, 'ok', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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def test_no_state_change(self):
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, [])
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self.assertEqual(self.notifier.notify.call_args_list, [])
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def test_no_state_change_and_repeat_actions(self):
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self.alarms[0].repeat_actions = True
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self.alarms[1].repeat_actions = True
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self._set_all_alarms('ok')
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with mock.patch('ceilometerclient.client.get_client',
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return_value=self.api_client):
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self.api_client.alarms.get.side_effect = [
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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self._get_alarm('ok'),
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]
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self._evaluate_all_alarms()
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update_calls = self.api_client.alarms.set_state.call_args_list
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self.assertEqual(update_calls, [])
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reasons = self._combination_remaining_reason('ok')
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expected = [mock.call(alarm, 'ok', reason)
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for alarm, reason in zip(self.alarms, reasons)]
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self.assertEqual(self.notifier.notify.call_args_list, expected)
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