184 lines
6.1 KiB
Python
184 lines
6.1 KiB
Python
# 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 copy
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import mock
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from senlin.policies import batch_policy as bp
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from senlin.tests.unit.common import base
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from senlin.tests.unit.common import utils
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class TestBatchPolicy(base.SenlinTestCase):
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def setUp(self):
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super(TestBatchPolicy, self).setUp()
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self.context = utils.dummy_context()
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self.spec = {
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'type': 'senlin.policy.batch',
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'version': '1.0',
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'properties': {
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'min_in_service': 1,
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'max_batch_size': 2,
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'pause_time': 60,
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}
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}
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def test_policy_init(self):
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policy = bp.BatchPolicy('test-batch', self.spec)
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self.assertIsNone(policy.id)
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self.assertEqual('test-batch', policy.name)
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self.assertEqual('senlin.policy.batch-1.0', policy.type)
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self.assertEqual(1, policy.min_in_service)
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self.assertEqual(2, policy.max_batch_size)
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self.assertEqual(60, policy.pause_time)
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def test_get_batch_size(self):
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policy = bp.BatchPolicy('test-batch', self.spec)
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size = policy._get_batch_size(5)
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self.assertEqual(2, size)
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def test_get_batch_size_less_than_max(self):
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spec = copy.deepcopy(self.spec)
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spec['properties']['max_batch_size'] = 3
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policy = bp.BatchPolicy('test-batch', spec)
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size = policy._get_batch_size(3)
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self.assertEqual(2, size)
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def test_get_batch_size_less_than_min(self):
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spec = copy.deepcopy(self.spec)
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spec['properties']['min_in_service'] = 2
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policy = bp.BatchPolicy('test-batch', spec)
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size = policy._get_batch_size(1)
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self.assertEqual(1, size)
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def test_get_batch_size_with_default_max(self):
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spec = copy.deepcopy(self.spec)
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spec['properties']['max_batch_size'] = -1
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policy = bp.BatchPolicy('test-batch', spec)
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size = policy._get_batch_size(5)
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self.assertEqual(4, size)
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def test_pick_nodes_all_active(self):
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node1 = mock.Mock(id='1', status='ACTIVE')
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node2 = mock.Mock(id='2', status='ACTIVE')
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node3 = mock.Mock(id='3', status='ACTIVE')
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nodes = [node1, node2, node3]
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policy = bp.BatchPolicy('test-batch', self.spec)
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nodes = policy._pick_nodes(nodes, 2)
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self.assertEqual(2, len(nodes))
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self.assertIn(node1.id, nodes[0])
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self.assertIn(node2.id, nodes[0])
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self.assertIn(node3.id, nodes[1])
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def test_pick_nodes_with_error_nodes(self):
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node1 = mock.Mock(id='1', status='ACTIVE')
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node2 = mock.Mock(id='2', status='ACTIVE')
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node3 = mock.Mock(id='3', status='ERROR')
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nodes = [node1, node2, node3]
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policy = bp.BatchPolicy('test-batch', self.spec)
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nodes = policy._pick_nodes(nodes, 2)
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self.assertEqual(2, len(nodes))
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self.assertIn(node3.id, nodes[0])
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self.assertIn(node1.id, nodes[0])
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self.assertIn(node2.id, nodes[1])
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@mock.patch.object(bp.BatchPolicy, '_pick_nodes')
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@mock.patch.object(bp.BatchPolicy, '_get_batch_size')
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def test_create_plan_for_update(self, mock_cal, mock_pick):
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action = mock.Mock(context=self.context, action='CLUSTER_UPDATE')
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cluster = mock.Mock(id='cid')
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node1, node2, node3 = mock.Mock(), mock.Mock(), mock.Mock()
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cluster.nodes = [node1, node2, node3]
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action.entity = cluster
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mock_cal.return_value = 2
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mock_pick.return_value = [{'1', '2'}, {'3'}]
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policy = bp.BatchPolicy('test-batch', self.spec)
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res, plan = policy._create_plan(action)
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self.assertTrue(res)
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excepted_plan = {
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'pause_time': self.spec['properties']['pause_time'],
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'plan': [{'1', '2'}, {'3'}]
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}
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self.assertEqual(excepted_plan, plan)
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mock_cal.assert_called_once_with(3)
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mock_pick.assert_called_once_with([node1, node2, node3], 2)
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def test_create_plan_for_update_no_node(self):
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action = mock.Mock(context=self.context, action='CLUSTER_UPDATE')
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cluster = mock.Mock(id='cid')
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cluster.nodes = []
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action.entity = cluster
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policy = bp.BatchPolicy('test-batch', self.spec)
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res, value = policy._create_plan(action)
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self.assertTrue(res)
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excepted_plan = {
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'pause_time': self.spec['properties']['pause_time'],
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'plan': []
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}
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self.assertEqual(excepted_plan, value)
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@mock.patch.object(bp.BatchPolicy, '_create_plan')
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def test_pre_op_for_update(self, mock_plan):
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action = mock.Mock()
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action.context = self.context
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action.action = 'CLUSTER_UPDATE'
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cluster = mock.Mock(id='cid')
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action.entity = cluster
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excepted_plan = {
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'pause_time': self.spec['properties']['pause_time'],
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'plan': [{'1', '2'}, {'3'}]
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}
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mock_plan.return_value = (True, excepted_plan)
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policy = bp.BatchPolicy('test-batch', self.spec)
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policy.pre_op(cluster.id, action)
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mock_plan.assert_called_once_with(action)
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@mock.patch.object(bp.BatchPolicy, '_create_plan')
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def test_pre_op_for_delete(self, mock_plan):
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action = mock.Mock()
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action.context = self.context
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action.action = 'CLUSTER_DELETE'
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cluster = mock.Mock(id='cid')
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action.entity = cluster
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excepted_plan = {
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'pause_time': self.spec['properties']['pause_time'],
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'batch_size': 2,
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}
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mock_plan.return_value = (True, excepted_plan)
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policy = bp.BatchPolicy('test-batch', self.spec)
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policy.pre_op(cluster.id, action)
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mock_plan.assert_called_once_with(action)
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