361 lines
17 KiB
Python
361 lines
17 KiB
Python
# Copyright 2018 Rackspace, US Inc.
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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 copy
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import mock
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from mock import call
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from octavia_lib.api.drivers import exceptions as driver_exceptions
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from octavia_lib.common import constants as lib_consts
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from oslo_utils import uuidutils
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from octavia.api.drivers.driver_agent import driver_updater
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from octavia.common import exceptions
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import octavia.tests.unit.base as base
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class TestDriverUpdater(base.TestCase):
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@mock.patch('octavia.db.repositories.LoadBalancerRepository')
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@mock.patch('octavia.db.repositories.ListenerRepository')
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@mock.patch('octavia.db.repositories.L7PolicyRepository')
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@mock.patch('octavia.db.repositories.L7RuleRepository')
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@mock.patch('octavia.db.repositories.PoolRepository')
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@mock.patch('octavia.db.repositories.HealthMonitorRepository')
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@mock.patch('octavia.db.repositories.MemberRepository')
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@mock.patch('octavia.db.api.get_session')
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def setUp(self, mock_get_session, mock_member_repo, mock_health_repo,
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mock_pool_repo, mock_l7r_repo, mock_l7p_repo, mock_list_repo,
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mock_lb_repo):
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super(TestDriverUpdater, self).setUp()
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self.mock_session = "FAKE_DB_SESSION"
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mock_get_session.return_value = self.mock_session
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member_mock = mock.MagicMock()
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mock_member_repo.return_value = member_mock
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self.mock_member_repo = member_mock
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health_mock = mock.MagicMock()
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mock_health_repo.return_value = health_mock
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self.mock_health_repo = health_mock
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pool_mock = mock.MagicMock()
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mock_pool_repo.return_value = pool_mock
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self.mock_pool_repo = pool_mock
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l7r_mock = mock.MagicMock()
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mock_l7r_repo.return_value = l7r_mock
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self.mock_l7r_repo = l7r_mock
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l7p_mock = mock.MagicMock()
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mock_l7p_repo.return_value = l7p_mock
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self.mock_l7p_repo = l7p_mock
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list_mock = mock.MagicMock()
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mock_list_repo.return_value = list_mock
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self.mock_list_repo = list_mock
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lb_mock = mock.MagicMock()
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mock_lb_repo.return_value = lb_mock
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self.mock_lb_repo = lb_mock
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self.driver_updater = driver_updater.DriverUpdater()
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self.ref_ok_response = {lib_consts.STATUS_CODE:
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lib_consts.DRVR_STATUS_CODE_OK}
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mock_lb = mock.MagicMock()
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self.lb_id = uuidutils.generate_uuid()
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self.lb_project_id = uuidutils.generate_uuid()
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mock_lb.id = self.lb_id
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mock_lb.project_id = self.lb_project_id
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mock_lb.provisioning_status = lib_consts.ACTIVE
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self.lb_data_model = 'FakeLBDataModel'
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self.mock_lb_repo.model_class.__data_model__ = self.lb_data_model
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self.mock_lb_repo.get.return_value = mock_lb
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@mock.patch('octavia.common.utils.get_network_driver')
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def test_check_for_lb_vip_deallocate(self, mock_get_net_drvr):
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mock_repo = mock.MagicMock()
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mock_lb = mock.MagicMock()
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mock_vip = mock.MagicMock()
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mock_octavia_owned = mock.PropertyMock(side_effect=[True, False])
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type(mock_vip).octavia_owned = mock_octavia_owned
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mock_lb.vip = mock_vip
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mock_repo.get.return_value = mock_lb
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mock_net_drvr = mock.MagicMock()
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mock_get_net_drvr.return_value = mock_net_drvr
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self.driver_updater._check_for_lb_vip_deallocate(mock_repo, 'bogus_id')
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mock_net_drvr.deallocate_vip.assert_called_once_with(mock_vip)
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mock_net_drvr.reset_mock()
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self.driver_updater._check_for_lb_vip_deallocate(mock_repo, 'bogus_id')
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mock_net_drvr.deallocate_vip.assert_not_called()
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@mock.patch('octavia.db.repositories.Repositories.decrement_quota')
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@mock.patch('octavia.db.api.get_session')
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def test_decrement_quota(self, mock_get_session, mock_dec_quota):
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mock_session = mock.MagicMock()
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mock_get_session.return_value = mock_session
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mock_dec_quota.side_effect = [mock.DEFAULT,
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exceptions.OctaviaException('Boom')]
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self.driver_updater._decrement_quota(self.mock_lb_repo,
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'FakeName', self.lb_id)
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mock_dec_quota.assert_called_once_with(
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mock_session, self.mock_lb_repo.model_class.__data_model__,
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self.lb_project_id)
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mock_session.commit.assert_called_once()
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mock_session.rollback.assert_not_called()
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# Test exception path
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mock_dec_quota.reset_mock()
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mock_session.reset_mock()
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self.assertRaises(exceptions.OctaviaException,
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self.driver_updater._decrement_quota,
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self.mock_lb_repo, 'FakeName', self.lb_id)
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mock_dec_quota.assert_called_once_with(
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mock_session, self.mock_lb_repo.model_class.__data_model__,
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self.lb_project_id)
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mock_session.commit.assert_not_called()
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mock_session.rollback.assert_called_once()
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# Test already deleted path
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mock_dec_quota.reset_mock()
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mock_session.reset_mock()
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# Create a local mock LB and LB_repo for this test
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mock_lb = mock.MagicMock()
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mock_lb.id = self.lb_id
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mock_lb.provisioning_status = lib_consts.DELETED
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mock_lb_repo = mock.MagicMock()
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mock_lb_repo.model_class.__data_model__ = self.lb_data_model
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mock_lb_repo.get.return_value = mock_lb
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self.driver_updater._decrement_quota(mock_lb_repo,
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'FakeName', self.lb_id)
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mock_dec_quota.assert_not_called()
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mock_session.commit.assert_not_called()
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mock_session.rollback.assert_called_once()
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@mock.patch('octavia.api.drivers.driver_agent.driver_updater.'
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'DriverUpdater._decrement_quota')
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@mock.patch('octavia.api.drivers.driver_agent.driver_updater.'
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'DriverUpdater._check_for_lb_vip_deallocate')
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def test_process_status_update(self, mock_deallocate,
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mock_decrement_quota):
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mock_repo = mock.MagicMock()
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list_dict = {"id": 2,
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lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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list_prov_dict = {"id": 2,
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lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE}
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list_oper_dict = {"id": 2,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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list_deleted_dict = {
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"id": 2, lib_consts.PROVISIONING_STATUS: lib_consts.DELETED,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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# Test with full record
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self.driver_updater._process_status_update(mock_repo, 'FakeName',
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list_dict)
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mock_repo.update.assert_called_once_with(
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self.mock_session, 2, provisioning_status=lib_consts.ACTIVE,
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operating_status=lib_consts.ONLINE)
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mock_repo.delete.assert_not_called()
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# Test with only provisioning status record
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(mock_repo, 'FakeName',
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list_prov_dict)
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mock_repo.update.assert_called_once_with(
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self.mock_session, 2, provisioning_status=lib_consts.ACTIVE)
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mock_repo.delete.assert_not_called()
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# Test with only operating status record
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(mock_repo, 'FakeName',
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list_oper_dict)
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mock_repo.update.assert_called_once_with(
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self.mock_session, 2, operating_status=lib_consts.ONLINE)
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mock_repo.delete.assert_not_called()
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# Test with deleted but delete_record False
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(mock_repo, 'FakeName',
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list_deleted_dict)
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mock_repo.update.assert_called_once_with(
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self.mock_session, 2, provisioning_status=lib_consts.DELETED,
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operating_status=lib_consts.ONLINE)
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mock_repo.delete.assert_not_called()
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mock_decrement_quota.assert_called_once_with(mock_repo, 'FakeName', 2)
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# Test with an empty update
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(mock_repo, 'FakeName',
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{"id": 2})
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mock_repo.update.assert_not_called()
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mock_repo.delete.assert_not_called()
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# Test with deleted and delete_record True
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mock_decrement_quota.reset_mock()
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(
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mock_repo, 'FakeName', list_deleted_dict, delete_record=True)
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mock_repo.delete.assert_called_once_with(self.mock_session, id=2)
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mock_repo.update.assert_not_called()
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mock_decrement_quota.assert_called_once_with(mock_repo, 'FakeName', 2)
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# Test with LB Delete
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mock_decrement_quota.reset_mock()
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mock_repo.reset_mock()
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self.driver_updater._process_status_update(
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mock_repo, lib_consts.LOADBALANCERS, list_deleted_dict)
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mock_deallocate.assert_called_once_with(mock_repo, 2)
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mock_decrement_quota.assert_called_once_with(
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mock_repo, lib_consts.LOADBALANCERS, 2)
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# Test with an exception
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mock_repo.reset_mock()
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mock_repo.update.side_effect = Exception('boom')
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self.assertRaises(driver_exceptions.UpdateStatusError,
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self.driver_updater._process_status_update,
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mock_repo, 'FakeName', list_dict)
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# Test with no ID record
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mock_repo.reset_mock()
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self.assertRaises(driver_exceptions.UpdateStatusError,
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self.driver_updater._process_status_update,
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mock_repo, 'FakeName', {"fake": "data"})
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@mock.patch('octavia.api.drivers.driver_agent.driver_updater.'
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'DriverUpdater._process_status_update')
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def test_update_loadbalancer_status(self, mock_status_update):
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mock_status_update.side_effect = [
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mock.DEFAULT, mock.DEFAULT, mock.DEFAULT, mock.DEFAULT,
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mock.DEFAULT, mock.DEFAULT, mock.DEFAULT,
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driver_exceptions.UpdateStatusError(
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fault_string='boom', status_object='fruit',
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status_object_id='1', status_record='grape'),
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Exception('boom')]
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lb_dict = {"id": 1, lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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list_dict = {"id": 2,
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lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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pool_dict = {"id": 3,
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lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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member_dict = {"id": 4,
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lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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hm_dict = {"id": 5, lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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l7p_dict = {"id": 6, lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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l7r_dict = {"id": 7, lib_consts.PROVISIONING_STATUS: lib_consts.ACTIVE,
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lib_consts.OPERATING_STATUS: lib_consts.ONLINE}
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status_dict = {lib_consts.LOADBALANCERS: [lb_dict],
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lib_consts.LISTENERS: [list_dict],
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lib_consts.POOLS: [pool_dict],
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lib_consts.MEMBERS: [member_dict],
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lib_consts.HEALTHMONITORS: [hm_dict],
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lib_consts.L7POLICIES: [l7p_dict],
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lib_consts.L7RULES: [l7r_dict]}
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result = self.driver_updater.update_loadbalancer_status(
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copy.deepcopy(status_dict))
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calls = [call(self.mock_member_repo, lib_consts.MEMBERS, member_dict,
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delete_record=True),
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call(self.mock_health_repo, lib_consts.HEALTHMONITORS,
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hm_dict, delete_record=True),
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call(self.mock_pool_repo, lib_consts.POOLS, pool_dict,
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delete_record=True),
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call(self.mock_l7r_repo, lib_consts.L7RULES, l7r_dict,
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delete_record=True),
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call(self.mock_l7p_repo, lib_consts.L7POLICIES, l7p_dict,
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delete_record=True),
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call(self.mock_list_repo, lib_consts.LISTENERS, list_dict,
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delete_record=True),
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call(self.mock_lb_repo, lib_consts.LOADBALANCERS,
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lb_dict)]
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mock_status_update.assert_has_calls(calls)
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self.assertEqual(self.ref_ok_response, result)
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# Test empty status updates
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mock_status_update.reset_mock()
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result = self.driver_updater.update_loadbalancer_status({})
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mock_status_update.assert_not_called()
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self.assertEqual(self.ref_ok_response, result)
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# Test UpdateStatusError case
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ref_update_status_error = {
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lib_consts.FAULT_STRING: 'boom',
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lib_consts.STATUS_CODE: lib_consts.DRVR_STATUS_CODE_FAILED,
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lib_consts.STATUS_OBJECT: 'fruit',
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lib_consts.STATUS_OBJECT_ID: '1'}
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result = self.driver_updater.update_loadbalancer_status(
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copy.deepcopy(status_dict))
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self.assertEqual(ref_update_status_error, result)
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# Test general exceptions
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result = self.driver_updater.update_loadbalancer_status(
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copy.deepcopy(status_dict))
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self.assertEqual({
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lib_consts.STATUS_CODE: lib_consts.DRVR_STATUS_CODE_FAILED,
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lib_consts.FAULT_STRING: 'boom'}, result)
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@mock.patch('octavia.db.repositories.ListenerStatisticsRepository.replace')
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def test_update_listener_statistics(self, mock_replace):
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listener_stats_list = [{"id": 1, "active_connections": 10,
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"bytes_in": 20,
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"bytes_out": 30,
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"request_errors": 40,
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"total_connections": 50},
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{"id": 2, "active_connections": 60,
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"bytes_in": 70,
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"bytes_out": 80,
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"request_errors": 90,
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"total_connections": 100}]
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listener_stats_dict = {"listeners": listener_stats_list}
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mock_replace.side_effect = [mock.DEFAULT, mock.DEFAULT,
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Exception('boom')]
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result = self.driver_updater.update_listener_statistics(
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copy.deepcopy(listener_stats_dict))
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calls = [call(self.mock_session, 1, 1, active_connections=10,
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bytes_in=20, bytes_out=30, request_errors=40,
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total_connections=50),
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call(self.mock_session, 2, 2, active_connections=60,
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bytes_in=70, bytes_out=80, request_errors=90,
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total_connections=100)]
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mock_replace.assert_has_calls(calls)
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self.assertEqual(self.ref_ok_response, result)
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# Test empty stats updates
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mock_replace.reset_mock()
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result = self.driver_updater.update_listener_statistics({})
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mock_replace.assert_not_called()
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self.assertEqual(self.ref_ok_response, result)
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# Test missing ID
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bad_id_dict = {"listeners": [{"notID": "one"}]}
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result = self.driver_updater.update_listener_statistics(bad_id_dict)
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ref_update_listener_stats_error = {
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lib_consts.STATUS_CODE: lib_consts.DRVR_STATUS_CODE_FAILED,
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lib_consts.STATS_OBJECT: lib_consts.LISTENERS,
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lib_consts.FAULT_STRING: "'id'"}
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self.assertEqual(ref_update_listener_stats_error, result)
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# Test for replace exception
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result = self.driver_updater.update_listener_statistics(
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copy.deepcopy(listener_stats_dict))
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ref_update_listener_stats_error = {
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lib_consts.STATUS_CODE: lib_consts.DRVR_STATUS_CODE_FAILED,
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lib_consts.STATS_OBJECT: lib_consts.LISTENERS,
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lib_consts.FAULT_STRING: 'boom', lib_consts.STATS_OBJECT_ID: 1}
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self.assertEqual(ref_update_listener_stats_error, result)
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