diff options
Diffstat (limited to 'nova/tests/unit/scheduler/test_manager.py')
| -rw-r--r-- | nova/tests/unit/scheduler/test_manager.py | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/nova/tests/unit/scheduler/test_manager.py b/nova/tests/unit/scheduler/test_manager.py index e7866069b3..e992fe6034 100644 --- a/nova/tests/unit/scheduler/test_manager.py +++ b/nova/tests/unit/scheduler/test_manager.py @@ -19,6 +19,7 @@ Tests For Scheduler from unittest import mock +from keystoneauth1 import exceptions as ks_exc import oslo_messaging as messaging from oslo_serialization import jsonutils from oslo_utils.fixture import uuidsentinel as uuids @@ -1688,6 +1689,41 @@ class SchedulerManagerTestCase(test.NoDBTestCase): mock_log_warning.assert_not_called() mock_log_debug.assert_called_once_with(msg) + @mock.patch('nova.scheduler.client.report.report_client_singleton') + @mock.patch.object(manager, 'LOG') + @mock.patch('nova.scheduler.host_manager.HostManager') + @mock.patch('nova.servicegroup.API') + @mock.patch('nova.rpc.get_notifier') + def test_init_lazy_placement_client(self, mock_rpc, mock_sg, mock_hm, + mock_log, mock_report): + # Simulate keytone or placement being offline at startup + mock_report.side_effect = ks_exc.RequestTimeout + mgr = manager.SchedulerManager() + mock_report.assert_called_once_with() + self.assertTrue(mock_log.warning.called) + + # Make sure we're raising the actual error to subsequent callers + self.assertRaises(ks_exc.RequestTimeout, lambda: mgr.placement_client) + + # Simulate recovery of the keystone or placement service + mock_report.reset_mock(side_effect=True) + mgr.placement_client + mock_report.assert_called_once_with() + + @mock.patch('nova.scheduler.client.report.report_client_singleton') + @mock.patch('nova.scheduler.host_manager.HostManager') + @mock.patch('nova.servicegroup.API') + @mock.patch('nova.rpc.get_notifier') + def test_init_lazy_placement_client_failures(self, mock_rpc, mock_sg, + mock_hm, mock_report): + # Certain keystoneclient exceptions are fatal + mock_report.side_effect = ks_exc.Unauthorized + self.assertRaises(ks_exc.Unauthorized, manager.SchedulerManager) + + # Anything else is fatal + mock_report.side_effect = test.TestingException + self.assertRaises(test.TestingException, manager.SchedulerManager) + class SchedulerManagerAllocationCandidateTestCase(test.NoDBTestCase): |