0360e4c93d
Some old cruft from the when conductor proxying was being used to make db calls are left in various places in unit tests. None of this is of use anymore and needs to be removed before the conductor local apis and related 'use_local' flag can be removed. Change-Id: Id5fe30f4124396ac59ef3d008972db4dd930855d
102 lines
3.8 KiB
Python
102 lines
3.8 KiB
Python
# Copyright 2012 IBM Corp.
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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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import mock
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import oslo_messaging as messaging
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from oslo_utils import fixture as utils_fixture
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from oslo_utils import timeutils
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from nova import objects
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from nova import servicegroup
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from nova import test
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class DBServiceGroupTestCase(test.NoDBTestCase):
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def setUp(self):
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super(DBServiceGroupTestCase, self).setUp()
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self.down_time = 15
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self.flags(service_down_time=self.down_time,
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servicegroup_driver='db')
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self.servicegroup_api = servicegroup.API()
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def test_is_up(self):
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now = timeutils.utcnow()
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service = objects.Service(
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host='fake-host',
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topic='compute',
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binary='nova-compute',
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created_at=now,
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updated_at=now,
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last_seen_up=now,
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forced_down=False,
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)
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time_fixture = self.useFixture(utils_fixture.TimeFixture(now))
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# Up (equal)
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result = self.servicegroup_api.service_is_up(service)
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self.assertTrue(result)
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# Up
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time_fixture.advance_time_seconds(self.down_time)
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result = self.servicegroup_api.service_is_up(service)
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self.assertTrue(result)
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# Down
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time_fixture.advance_time_seconds(1)
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result = self.servicegroup_api.service_is_up(service)
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self.assertFalse(result)
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# "last_seen_up" says down, "updated_at" says up.
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# This can happen if we do a service disable/enable while it's down.
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service.updated_at = timeutils.utcnow()
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result = self.servicegroup_api.service_is_up(service)
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self.assertFalse(result)
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def test_join(self):
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service = mock.MagicMock(report_interval=1)
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self.servicegroup_api.join('fake-host', 'fake-topic', service)
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fn = self.servicegroup_api._driver._report_state
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service.tg.add_timer.assert_called_once_with(1, fn, 5, service)
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@mock.patch.object(objects.Service, 'save')
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def test_report_state(self, upd_mock):
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service_ref = objects.Service(host='fake-host', topic='compute',
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report_count=10)
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service = mock.MagicMock(model_disconnected=False,
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service_ref=service_ref)
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fn = self.servicegroup_api._driver._report_state
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fn(service)
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upd_mock.assert_called_once_with()
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self.assertEqual(11, service_ref.report_count)
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self.assertFalse(service.model_disconnected)
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@mock.patch.object(objects.Service, 'save')
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def _test_report_state_error(self, exc_cls, upd_mock):
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upd_mock.side_effect = exc_cls("service save failed")
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service_ref = objects.Service(host='fake-host', topic='compute',
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report_count=10)
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service = mock.MagicMock(model_disconnected=False,
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service_ref=service_ref)
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fn = self.servicegroup_api._driver._report_state
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fn(service) # fail if exception not caught
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self.assertTrue(service.model_disconnected)
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def test_report_state_error_handling_timeout(self):
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self._test_report_state_error(messaging.MessagingTimeout)
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def test_report_state_unexpected_error(self):
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self._test_report_state_error(RuntimeError)
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