20ffb5945f
This patch set adds background job that reschedules CONTINUOUS audits from FAILED to ACTIVE decision engine nodes using round-robin algorithm. It also contains fix for main[1] HA PS about filtering audits. [1]: https://review.openstack.org/#/c/578102/ Partially-Implements: blueprint support-watcher-ha-active-active-mode Change-Id: Ib248a6cd3adbd3927c47db6bb819300361492411
138 lines
5.2 KiB
Python
138 lines
5.2 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright (c) 2016 b<>com
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#
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# Authors: Vincent FRANCOISE <vincent.francoise@b-com.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from apscheduler.schedulers import background
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from apscheduler.triggers import interval as interval_trigger
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import eventlet
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import mock
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from oslo_config import cfg
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from oslo_utils import uuidutils
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from watcher.decision_engine.loading import default as default_loading
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from watcher.decision_engine import scheduling
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from watcher.decision_engine.strategy.strategies import dummy_strategy
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from watcher import notifications
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from watcher import objects
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from watcher.tests import base
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from watcher.tests.db import base as db_base
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from watcher.tests.decision_engine.model import faker_cluster_state
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from watcher.tests.objects import utils as obj_utils
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class TestCancelOngoingAudits(db_base.DbTestCase):
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def setUp(self):
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super(TestCancelOngoingAudits, self).setUp()
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p_audit_notifications = mock.patch.object(
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notifications, 'audit', autospec=True)
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self.m_audit_notifications = p_audit_notifications.start()
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self.addCleanup(p_audit_notifications.stop)
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self.goal = obj_utils.create_test_goal(
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self.context, id=1, name=dummy_strategy.DummyStrategy.get_name())
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self.strategy = obj_utils.create_test_strategy(
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self.context, name=dummy_strategy.DummyStrategy.get_name(),
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goal_id=self.goal.id)
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audit_template = obj_utils.create_test_audit_template(
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self.context, strategy_id=self.strategy.id)
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self.audit = obj_utils.create_test_audit(
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self.context,
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id=999,
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name='My Audit 999',
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uuid=uuidutils.generate_uuid(),
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audit_template_id=audit_template.id,
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goal_id=self.goal.id,
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audit_type=objects.audit.AuditType.ONESHOT.value,
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goal=self.goal,
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hostname='hostname1',
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state=objects.audit.State.ONGOING)
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cfg.CONF.set_override("host", "hostname1")
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@mock.patch.object(objects.audit.Audit, 'save')
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@mock.patch.object(objects.audit.Audit, 'list')
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def test_cancel_ongoing_audits(self, m_list, m_save):
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m_list.return_value = [self.audit]
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scheduler = scheduling.DecisionEngineSchedulingService()
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scheduler.cancel_ongoing_audits()
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m_list.assert_called()
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m_save.assert_called()
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self.assertEqual(self.audit.state, objects.audit.State.CANCELLED)
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@mock.patch.object(objects.audit.Audit, 'save')
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@mock.patch.object(objects.audit.Audit, 'list')
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class TestDecisionEngineSchedulingService(base.TestCase):
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@mock.patch.object(
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default_loading.ClusterDataModelCollectorLoader, 'load')
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@mock.patch.object(
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default_loading.ClusterDataModelCollectorLoader, 'list_available')
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@mock.patch.object(background.BackgroundScheduler, 'start')
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def test_start_de_scheduling_service(self, m_start, m_list_available,
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m_load, m_list, m_save):
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m_list_available.return_value = {
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'fake': faker_cluster_state.FakerModelCollector}
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fake_collector = faker_cluster_state.FakerModelCollector(
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config=mock.Mock(period=777))
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m_load.return_value = fake_collector
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scheduler = scheduling.DecisionEngineSchedulingService()
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scheduler.start()
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m_start.assert_called_once_with(scheduler)
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jobs = scheduler.get_jobs()
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self.assertEqual(2, len(jobs))
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job = jobs[0]
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self.assertTrue(bool(fake_collector.cluster_data_model))
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self.assertIsInstance(job.trigger, interval_trigger.IntervalTrigger)
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@mock.patch.object(
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default_loading.ClusterDataModelCollectorLoader, 'load')
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@mock.patch.object(
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default_loading.ClusterDataModelCollectorLoader, 'list_available')
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@mock.patch.object(background.BackgroundScheduler, 'start')
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def test_execute_sync_job_fails(self, m_start, m_list_available,
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m_load, m_list, m_save):
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fake_config = mock.Mock(period=.01)
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fake_collector = faker_cluster_state.FakerModelCollector(
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config=fake_config)
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fake_collector.synchronize = mock.Mock(
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side_effect=lambda: eventlet.sleep(.5))
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m_list_available.return_value = {
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'fake': faker_cluster_state.FakerModelCollector}
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m_load.return_value = fake_collector
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scheduler = scheduling.DecisionEngineSchedulingService()
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scheduler.start()
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m_start.assert_called_once_with(scheduler)
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jobs = scheduler.get_jobs()
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self.assertEqual(2, len(jobs))
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job = jobs[0]
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job.func()
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self.assertFalse(bool(fake_collector.cluster_data_model))
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self.assertIsInstance(job.trigger, interval_trigger.IntervalTrigger)
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