654 lines
29 KiB
Python
654 lines
29 KiB
Python
# coding=utf-8
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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# All Rights Reserved.
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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 :class:`ironic.conductor.task_manager`."""
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import eventlet
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from eventlet import greenpool
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import mock
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from oslo_utils import uuidutils
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from ironic.common import driver_factory
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from ironic.common import exception
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from ironic.common import fsm
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from ironic.common import states
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from ironic.conductor import task_manager
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from ironic import objects
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from ironic.tests.unit import base as tests_base
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from ironic.tests.unit.db import base as tests_db_base
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from ironic.tests.unit.objects import utils as obj_utils
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@mock.patch.object(objects.Node, 'get')
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@mock.patch.object(objects.Node, 'release')
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@mock.patch.object(objects.Node, 'reserve')
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@mock.patch.object(driver_factory, 'get_driver')
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@mock.patch.object(objects.Port, 'list_by_node_id')
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class TaskManagerTestCase(tests_db_base.DbTestCase):
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def setUp(self):
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super(TaskManagerTestCase, self).setUp()
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self.host = 'test-host'
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self.config(host=self.host)
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self.config(node_locked_retry_attempts=1, group='conductor')
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self.config(node_locked_retry_interval=0, group='conductor')
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self.node = obj_utils.create_test_node(self.context)
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def test_excl_lock(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock, node_get_mock):
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reserve_mock.return_value = self.node
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with task_manager.TaskManager(self.context, 'fake-node-id') as task:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(get_ports_mock.return_value, task.ports)
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self.assertEqual(get_driver_mock.return_value, task.driver)
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self.assertFalse(task.shared)
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reserve_mock.assert_called_once_with(self.context, self.host,
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'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with(self.node.driver)
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release_mock.assert_called_once_with(self.context, self.host,
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self.node.id)
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self.assertFalse(node_get_mock.called)
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def test_excl_lock_with_driver(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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reserve_mock.return_value = self.node
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with task_manager.TaskManager(self.context, 'fake-node-id',
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driver_name='fake-driver') as task:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(get_ports_mock.return_value, task.ports)
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self.assertEqual(get_driver_mock.return_value, task.driver)
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self.assertFalse(task.shared)
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reserve_mock.assert_called_once_with(self.context, self.host,
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'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with('fake-driver')
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release_mock.assert_called_once_with(self.context, self.host,
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self.node.id)
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self.assertFalse(node_get_mock.called)
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def test_excl_nested_acquire(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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node2 = obj_utils.create_test_node(self.context,
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uuid=uuidutils.generate_uuid(),
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driver='fake')
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reserve_mock.return_value = self.node
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get_ports_mock.return_value = mock.sentinel.ports1
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get_driver_mock.return_value = mock.sentinel.driver1
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with task_manager.TaskManager(self.context, 'node-id1') as task:
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reserve_mock.return_value = node2
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get_ports_mock.return_value = mock.sentinel.ports2
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get_driver_mock.return_value = mock.sentinel.driver2
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with task_manager.TaskManager(self.context, 'node-id2') as task2:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(mock.sentinel.ports1, task.ports)
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self.assertEqual(mock.sentinel.driver1, task.driver)
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self.assertFalse(task.shared)
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self.assertEqual(self.context, task2.context)
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self.assertEqual(node2, task2.node)
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self.assertEqual(mock.sentinel.ports2, task2.ports)
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self.assertEqual(mock.sentinel.driver2, task2.driver)
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self.assertFalse(task2.shared)
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self.assertEqual([mock.call(self.context, self.host, 'node-id1'),
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mock.call(self.context, self.host, 'node-id2')],
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reserve_mock.call_args_list)
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self.assertEqual([mock.call(self.context, self.node.id),
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mock.call(self.context, node2.id)],
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get_ports_mock.call_args_list)
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self.assertEqual([mock.call(self.node.driver),
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mock.call(node2.driver)],
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get_driver_mock.call_args_list)
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# release should be in reverse order
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self.assertEqual([mock.call(self.context, self.host, node2.id),
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mock.call(self.context, self.host, self.node.id)],
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release_mock.call_args_list)
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self.assertFalse(node_get_mock.called)
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def test_excl_lock_exception_then_lock(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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retry_attempts = 3
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self.config(node_locked_retry_attempts=retry_attempts,
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group='conductor')
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# Fail on the first lock attempt, succeed on the second.
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reserve_mock.side_effect = [exception.NodeLocked(node='foo',
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host='foo'),
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self.node]
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with task_manager.TaskManager(self.context, 'fake-node-id') as task:
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self.assertFalse(task.shared)
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expected_calls = [mock.call(self.context, self.host,
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'fake-node-id')] * 2
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reserve_mock.assert_has_calls(expected_calls)
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self.assertEqual(2, reserve_mock.call_count)
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def test_excl_lock_reserve_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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retry_attempts = 3
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self.config(node_locked_retry_attempts=retry_attempts,
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group='conductor')
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reserve_mock.side_effect = exception.NodeLocked(node='foo',
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host='foo')
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self.assertRaises(exception.NodeLocked,
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task_manager.TaskManager,
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self.context,
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'fake-node-id')
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reserve_mock.assert_called_with(self.context, self.host,
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'fake-node-id')
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self.assertEqual(retry_attempts, reserve_mock.call_count)
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self.assertFalse(get_ports_mock.called)
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self.assertFalse(get_driver_mock.called)
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self.assertFalse(release_mock.called)
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self.assertFalse(node_get_mock.called)
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def test_excl_lock_get_ports_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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reserve_mock.return_value = self.node
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get_ports_mock.side_effect = exception.IronicException('foo')
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self.assertRaises(exception.IronicException,
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task_manager.TaskManager,
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self.context,
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'fake-node-id')
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reserve_mock.assert_called_once_with(self.context, self.host,
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'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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self.assertFalse(get_driver_mock.called)
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release_mock.assert_called_once_with(self.context, self.host,
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self.node.id)
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self.assertFalse(node_get_mock.called)
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def test_excl_lock_get_driver_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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reserve_mock.return_value = self.node
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get_driver_mock.side_effect = (
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exception.DriverNotFound(driver_name='foo'))
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self.assertRaises(exception.DriverNotFound,
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task_manager.TaskManager,
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self.context,
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'fake-node-id')
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reserve_mock.assert_called_once_with(self.context, self.host,
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'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with(self.node.driver)
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release_mock.assert_called_once_with(self.context, self.host,
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self.node.id)
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self.assertFalse(node_get_mock.called)
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def test_shared_lock(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock, node_get_mock):
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node_get_mock.return_value = self.node
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with task_manager.TaskManager(self.context, 'fake-node-id',
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shared=True) as task:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(get_ports_mock.return_value, task.ports)
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self.assertEqual(get_driver_mock.return_value, task.driver)
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self.assertTrue(task.shared)
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self.assertFalse(reserve_mock.called)
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self.assertFalse(release_mock.called)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with(self.node.driver)
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def test_shared_lock_with_driver(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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node_get_mock.return_value = self.node
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with task_manager.TaskManager(self.context,
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'fake-node-id',
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shared=True,
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driver_name='fake-driver') as task:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(get_ports_mock.return_value, task.ports)
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self.assertEqual(get_driver_mock.return_value, task.driver)
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self.assertTrue(task.shared)
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self.assertFalse(reserve_mock.called)
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self.assertFalse(release_mock.called)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with('fake-driver')
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def test_shared_lock_node_get_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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node_get_mock.side_effect = exception.NodeNotFound(node='foo')
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self.assertRaises(exception.NodeNotFound,
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task_manager.TaskManager,
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self.context,
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'fake-node-id',
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shared=True)
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self.assertFalse(reserve_mock.called)
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self.assertFalse(release_mock.called)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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self.assertFalse(get_ports_mock.called)
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self.assertFalse(get_driver_mock.called)
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def test_shared_lock_get_ports_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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node_get_mock.return_value = self.node
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get_ports_mock.side_effect = exception.IronicException('foo')
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self.assertRaises(exception.IronicException,
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task_manager.TaskManager,
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self.context,
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'fake-node-id',
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shared=True)
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self.assertFalse(reserve_mock.called)
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self.assertFalse(release_mock.called)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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self.assertFalse(get_driver_mock.called)
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def test_shared_lock_get_driver_exception(self, get_ports_mock,
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get_driver_mock, reserve_mock,
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release_mock, node_get_mock):
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node_get_mock.return_value = self.node
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get_driver_mock.side_effect = (
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exception.DriverNotFound(driver_name='foo'))
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self.assertRaises(exception.DriverNotFound,
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task_manager.TaskManager,
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self.context,
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'fake-node-id',
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shared=True)
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self.assertFalse(reserve_mock.called)
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self.assertFalse(release_mock.called)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with(self.node.driver)
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def test_upgrade_lock(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock, node_get_mock):
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node_get_mock.return_value = self.node
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reserve_mock.return_value = self.node
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with task_manager.TaskManager(self.context, 'fake-node-id',
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shared=True) as task:
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self.assertEqual(self.context, task.context)
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self.assertEqual(self.node, task.node)
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self.assertEqual(get_ports_mock.return_value, task.ports)
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self.assertEqual(get_driver_mock.return_value, task.driver)
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self.assertTrue(task.shared)
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self.assertFalse(reserve_mock.called)
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task.upgrade_lock()
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self.assertFalse(task.shared)
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# second upgrade does nothing
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task.upgrade_lock()
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self.assertFalse(task.shared)
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# make sure reserve() was called only once
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reserve_mock.assert_called_once_with(self.context, self.host,
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'fake-node-id')
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release_mock.assert_called_once_with(self.context, self.host,
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self.node.id)
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node_get_mock.assert_called_once_with(self.context, 'fake-node-id')
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get_ports_mock.assert_called_once_with(self.context, self.node.id)
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get_driver_mock.assert_called_once_with(self.node.driver)
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def test_spawn_after(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock, node_get_mock):
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thread_mock = mock.Mock(spec_set=['link', 'cancel'])
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spawn_mock = mock.Mock(return_value=thread_mock)
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task_release_mock = mock.Mock()
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reserve_mock.return_value = self.node
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with task_manager.TaskManager(self.context, 'node-id') as task:
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task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
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task.release_resources = task_release_mock
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spawn_mock.assert_called_once_with(1, 2, foo='bar', cat='meow')
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thread_mock.link.assert_called_once_with(
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task._thread_release_resources)
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self.assertFalse(thread_mock.cancel.called)
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# Since we mocked link(), we're testing that __exit__ didn't
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# release resources pending the finishing of the background
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# thread
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self.assertFalse(task_release_mock.called)
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def test_spawn_after_exception_while_yielded(self, get_ports_mock,
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get_driver_mock,
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reserve_mock,
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release_mock,
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node_get_mock):
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spawn_mock = mock.Mock()
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task_release_mock = mock.Mock()
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reserve_mock.return_value = self.node
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def _test_it():
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with task_manager.TaskManager(self.context, 'node-id') as task:
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task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
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task.release_resources = task_release_mock
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raise exception.IronicException('foo')
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self.assertRaises(exception.IronicException, _test_it)
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self.assertFalse(spawn_mock.called)
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task_release_mock.assert_called_once_with()
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def test_spawn_after_spawn_fails(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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spawn_mock = mock.Mock(side_effect=exception.IronicException('foo'))
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task_release_mock = mock.Mock()
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reserve_mock.return_value = self.node
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def _test_it():
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with task_manager.TaskManager(self.context, 'node-id') as task:
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task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
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task.release_resources = task_release_mock
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self.assertRaises(exception.IronicException, _test_it)
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spawn_mock.assert_called_once_with(1, 2, foo='bar', cat='meow')
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task_release_mock.assert_called_once_with()
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def test_spawn_after_link_fails(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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thread_mock = mock.Mock(spec_set=['link', 'cancel'])
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thread_mock.link.side_effect = exception.IronicException('foo')
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spawn_mock = mock.Mock(return_value=thread_mock)
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task_release_mock = mock.Mock()
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thr_release_mock = mock.Mock(spec_set=[])
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reserve_mock.return_value = self.node
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def _test_it():
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with task_manager.TaskManager(self.context, 'node-id') as task:
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task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
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task._thread_release_resources = thr_release_mock
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task.release_resources = task_release_mock
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self.assertRaises(exception.IronicException, _test_it)
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spawn_mock.assert_called_once_with(1, 2, foo='bar', cat='meow')
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thread_mock.link.assert_called_once_with(thr_release_mock)
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thread_mock.cancel.assert_called_once_with()
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task_release_mock.assert_called_once_with()
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def test_spawn_after_on_error_hook(self, get_ports_mock, get_driver_mock,
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reserve_mock, release_mock,
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node_get_mock):
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expected_exception = exception.IronicException('foo')
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spawn_mock = mock.Mock(side_effect=expected_exception)
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task_release_mock = mock.Mock()
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on_error_handler = mock.Mock()
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reserve_mock.return_value = self.node
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def _test_it():
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with task_manager.TaskManager(self.context, 'node-id') as task:
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task.set_spawn_error_hook(on_error_handler, 'fake-argument')
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task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
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task.release_resources = task_release_mock
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self.assertRaises(exception.IronicException, _test_it)
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spawn_mock.assert_called_once_with(1, 2, foo='bar', cat='meow')
|
|
task_release_mock.assert_called_once_with()
|
|
on_error_handler.assert_called_once_with(expected_exception,
|
|
'fake-argument')
|
|
|
|
def test_spawn_after_on_error_hook_exception(self, get_ports_mock,
|
|
get_driver_mock, reserve_mock,
|
|
release_mock, node_get_mock):
|
|
expected_exception = exception.IronicException('foo')
|
|
spawn_mock = mock.Mock(side_effect=expected_exception)
|
|
task_release_mock = mock.Mock()
|
|
# Raise an exception within the on_error handler
|
|
on_error_handler = mock.Mock(side_effect=Exception('unexpected'))
|
|
on_error_handler.__name__ = 'foo_method'
|
|
reserve_mock.return_value = self.node
|
|
|
|
def _test_it():
|
|
with task_manager.TaskManager(self.context, 'node-id') as task:
|
|
task.set_spawn_error_hook(on_error_handler, 'fake-argument')
|
|
task.spawn_after(spawn_mock, 1, 2, foo='bar', cat='meow')
|
|
task.release_resources = task_release_mock
|
|
|
|
# Make sure the original exception is the one raised
|
|
self.assertRaises(exception.IronicException, _test_it)
|
|
|
|
spawn_mock.assert_called_once_with(1, 2, foo='bar', cat='meow')
|
|
task_release_mock.assert_called_once_with()
|
|
on_error_handler.assert_called_once_with(expected_exception,
|
|
'fake-argument')
|
|
|
|
@mock.patch.object(states.machine, 'copy')
|
|
def test_init_prepares_fsm(
|
|
self, copy_mock, get_ports_mock, get_driver_mock, reserve_mock,
|
|
release_mock, node_get_mock):
|
|
m = mock.Mock(spec=fsm.FSM)
|
|
reserve_mock.return_value = self.node
|
|
copy_mock.return_value = m
|
|
t = task_manager.TaskManager('fake', 'fake')
|
|
copy_mock.assert_called_once_with()
|
|
self.assertIs(m, t.fsm)
|
|
m.initialize.assert_called_once_with(self.node.provision_state)
|
|
|
|
|
|
class TaskManagerStateModelTestCases(tests_base.TestCase):
|
|
def setUp(self):
|
|
super(TaskManagerStateModelTestCases, self).setUp()
|
|
self.fsm = mock.Mock(spec=fsm.FSM)
|
|
self.node = mock.Mock(spec=objects.Node)
|
|
self.task = mock.Mock(spec=task_manager.TaskManager)
|
|
self.task.fsm = self.fsm
|
|
self.task.node = self.node
|
|
|
|
def test_release_clears_resources(self):
|
|
t = self.task
|
|
t.release_resources = task_manager.TaskManager.release_resources
|
|
t.driver = mock.Mock()
|
|
t.ports = mock.Mock()
|
|
t.shared = True
|
|
t._purpose = 'purpose'
|
|
t._debug_timer = mock.Mock()
|
|
|
|
t.release_resources(t)
|
|
self.assertIsNone(t.node)
|
|
self.assertIsNone(t.driver)
|
|
self.assertIsNone(t.ports)
|
|
self.assertIsNone(t.fsm)
|
|
|
|
def test_process_event_fsm_raises(self):
|
|
self.task.process_event = task_manager.TaskManager.process_event
|
|
self.fsm.process_event.side_effect = exception.InvalidState('test')
|
|
|
|
self.assertRaises(
|
|
exception.InvalidState,
|
|
self.task.process_event,
|
|
self.task, 'fake')
|
|
self.assertEqual(0, self.task.spawn_after.call_count)
|
|
self.assertFalse(self.task.node.save.called)
|
|
|
|
def test_process_event_sets_callback(self):
|
|
cb = mock.Mock()
|
|
arg = mock.Mock()
|
|
kwarg = mock.Mock()
|
|
self.task.process_event = task_manager.TaskManager.process_event
|
|
self.task.process_event(
|
|
self.task, 'fake', callback=cb, call_args=[arg],
|
|
call_kwargs={'mock': kwarg})
|
|
self.fsm.process_event.assert_called_once_with('fake')
|
|
self.task.spawn_after.assert_called_with(cb, arg, mock=kwarg)
|
|
self.assertEqual(1, self.task.node.save.call_count)
|
|
self.assertIsNone(self.node.last_error)
|
|
|
|
def test_process_event_sets_callback_and_error_handler(self):
|
|
arg = mock.Mock()
|
|
cb = mock.Mock()
|
|
er = mock.Mock()
|
|
kwarg = mock.Mock()
|
|
provision_state = 'provision_state'
|
|
target_provision_state = 'target'
|
|
self.node.provision_state = provision_state
|
|
self.node.target_provision_state = target_provision_state
|
|
self.task.process_event = task_manager.TaskManager.process_event
|
|
|
|
self.task.process_event(
|
|
self.task, 'fake', callback=cb, call_args=[arg],
|
|
call_kwargs={'mock': kwarg}, err_handler=er)
|
|
|
|
self.task.set_spawn_error_hook.assert_called_once_with(
|
|
er, self.node, provision_state, target_provision_state)
|
|
self.fsm.process_event.assert_called_once_with('fake')
|
|
self.task.spawn_after.assert_called_with(cb, arg, mock=kwarg)
|
|
self.assertEqual(1, self.task.node.save.call_count)
|
|
self.assertIsNone(self.node.last_error)
|
|
self.assertNotEqual(provision_state, self.node.provision_state)
|
|
self.assertNotEqual(target_provision_state,
|
|
self.node.target_provision_state)
|
|
|
|
|
|
@task_manager.require_exclusive_lock
|
|
def _req_excl_lock_method(*args, **kwargs):
|
|
return (args, kwargs)
|
|
|
|
|
|
class ExclusiveLockDecoratorTestCase(tests_base.TestCase):
|
|
def setUp(self):
|
|
super(ExclusiveLockDecoratorTestCase, self).setUp()
|
|
self.task = mock.Mock(spec=task_manager.TaskManager)
|
|
self.args_task_first = (self.task, 1, 2)
|
|
self.args_task_second = (1, self.task, 2)
|
|
self.kwargs = dict(cat='meow', dog='wuff')
|
|
|
|
def test_with_excl_lock_task_first_arg(self):
|
|
self.task.shared = False
|
|
(args, kwargs) = _req_excl_lock_method(*self.args_task_first,
|
|
**self.kwargs)
|
|
self.assertEqual(self.args_task_first, args)
|
|
self.assertEqual(self.kwargs, kwargs)
|
|
|
|
def test_with_excl_lock_task_second_arg(self):
|
|
self.task.shared = False
|
|
(args, kwargs) = _req_excl_lock_method(*self.args_task_second,
|
|
**self.kwargs)
|
|
self.assertEqual(self.args_task_second, args)
|
|
self.assertEqual(self.kwargs, kwargs)
|
|
|
|
def test_with_shared_lock_task_first_arg(self):
|
|
self.task.shared = True
|
|
self.assertRaises(exception.ExclusiveLockRequired,
|
|
_req_excl_lock_method,
|
|
*self.args_task_first,
|
|
**self.kwargs)
|
|
|
|
def test_with_shared_lock_task_second_arg(self):
|
|
self.task.shared = True
|
|
self.assertRaises(exception.ExclusiveLockRequired,
|
|
_req_excl_lock_method,
|
|
*self.args_task_second,
|
|
**self.kwargs)
|
|
|
|
|
|
class TaskManagerGreenThreadTestCase(tests_base.TestCase):
|
|
"""Class to assert our assumptions about greenthread behavior."""
|
|
def test_gt_link_callback_added_during_execution(self):
|
|
pool = greenpool.GreenPool()
|
|
q1 = eventlet.Queue()
|
|
q2 = eventlet.Queue()
|
|
|
|
def func():
|
|
q1.put(None)
|
|
q2.get()
|
|
|
|
link_callback = mock.Mock()
|
|
|
|
thread = pool.spawn(func)
|
|
q1.get()
|
|
thread.link(link_callback)
|
|
q2.put(None)
|
|
pool.waitall()
|
|
link_callback.assert_called_once_with(thread)
|
|
|
|
def test_gt_link_callback_added_after_execution(self):
|
|
pool = greenpool.GreenPool()
|
|
link_callback = mock.Mock()
|
|
|
|
thread = pool.spawn(lambda: None)
|
|
pool.waitall()
|
|
thread.link(link_callback)
|
|
link_callback.assert_called_once_with(thread)
|
|
|
|
def test_gt_link_callback_exception_inside_thread(self):
|
|
pool = greenpool.GreenPool()
|
|
q1 = eventlet.Queue()
|
|
q2 = eventlet.Queue()
|
|
|
|
def func():
|
|
q1.put(None)
|
|
q2.get()
|
|
raise Exception()
|
|
|
|
link_callback = mock.Mock()
|
|
|
|
thread = pool.spawn(func)
|
|
q1.get()
|
|
thread.link(link_callback)
|
|
q2.put(None)
|
|
pool.waitall()
|
|
link_callback.assert_called_once_with(thread)
|
|
|
|
def test_gt_link_callback_added_after_exception_inside_thread(self):
|
|
pool = greenpool.GreenPool()
|
|
|
|
def func():
|
|
raise Exception()
|
|
|
|
link_callback = mock.Mock()
|
|
|
|
thread = pool.spawn(func)
|
|
pool.waitall()
|
|
thread.link(link_callback)
|
|
|
|
link_callback.assert_called_once_with(thread)
|
|
|
|
def test_gt_cancel_doesnt_run_thread(self):
|
|
pool = greenpool.GreenPool()
|
|
func = mock.Mock()
|
|
thread = pool.spawn(func)
|
|
thread.link(lambda t: None)
|
|
thread.cancel()
|
|
pool.waitall()
|
|
self.assertFalse(func.called)
|