octavia/octavia/tests/unit/controller/worker/v2/tasks/test_amphora_driver_tasks.py

640 lines
27 KiB
Python

# Copyright 2015 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
from cryptography import fernet
import mock
from oslo_config import cfg
from oslo_config import fixture as oslo_fixture
from oslo_utils import uuidutils
from taskflow.types import failure
from octavia.amphorae.driver_exceptions import exceptions as driver_except
from octavia.common import constants
from octavia.common import data_models
from octavia.common import utils
from octavia.controller.worker.v2.tasks import amphora_driver_tasks
from octavia.db import repositories as repo
import octavia.tests.unit.base as base
AMP_ID = uuidutils.generate_uuid()
COMPUTE_ID = uuidutils.generate_uuid()
LISTENER_ID = uuidutils.generate_uuid()
LB_ID = uuidutils.generate_uuid()
CONN_MAX_RETRIES = 10
CONN_RETRY_INTERVAL = 6
FAKE_CONFIG_FILE = 'fake config file'
_amphora_mock = mock.MagicMock()
_amphora_mock.id = AMP_ID
_amphora_mock.status = constants.AMPHORA_ALLOCATED
_load_balancer_mock = mock.MagicMock()
_load_balancer_mock.id = LB_ID
_listener_mock = mock.MagicMock()
_listener_mock.id = LISTENER_ID
_load_balancer_mock.listeners = [_listener_mock]
_vip_mock = mock.MagicMock()
_load_balancer_mock.vip = _vip_mock
_LB_mock = mock.MagicMock()
_amphorae_mock = [_amphora_mock]
_network_mock = mock.MagicMock()
_port_mock = mock.MagicMock()
_ports_mock = [_port_mock]
_session_mock = mock.MagicMock()
@mock.patch('octavia.db.repositories.AmphoraRepository.update')
@mock.patch('octavia.db.repositories.ListenerRepository.update')
@mock.patch('octavia.db.repositories.ListenerRepository.get',
return_value=_listener_mock)
@mock.patch('octavia.db.api.get_session', return_value=_session_mock)
@mock.patch('octavia.controller.worker.v2.tasks.amphora_driver_tasks.LOG')
@mock.patch('oslo_utils.uuidutils.generate_uuid', return_value=AMP_ID)
@mock.patch('stevedore.driver.DriverManager.driver')
class TestAmphoraDriverTasks(base.TestCase):
def setUp(self):
_LB_mock.amphorae = [_amphora_mock]
_LB_mock.id = LB_ID
conf = oslo_fixture.Config(cfg.CONF)
conf.config(group="haproxy_amphora",
active_connection_max_retries=CONN_MAX_RETRIES)
conf.config(group="haproxy_amphora",
active_connection_rety_interval=CONN_RETRY_INTERVAL)
conf.config(group="controller_worker",
loadbalancer_topology=constants.TOPOLOGY_SINGLE)
super(TestAmphoraDriverTasks, self).setUp()
def test_amp_listener_update(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
timeout_dict = {constants.REQ_CONN_TIMEOUT: 1,
constants.REQ_READ_TIMEOUT: 2,
constants.CONN_MAX_RETRIES: 3,
constants.CONN_RETRY_INTERVAL: 4}
amp_list_update_obj = amphora_driver_tasks.AmpListenersUpdate()
amp_list_update_obj.execute(_load_balancer_mock, 0,
[_amphora_mock], timeout_dict)
mock_driver.update_amphora_listeners.assert_called_once_with(
_load_balancer_mock, _amphora_mock, timeout_dict)
mock_driver.update_amphora_listeners.side_effect = Exception('boom')
amp_list_update_obj.execute(_load_balancer_mock, 0,
[_amphora_mock], timeout_dict)
mock_amphora_repo_update.assert_called_once_with(
_session_mock, AMP_ID, status=constants.ERROR)
def test_listener_update(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
listener_update_obj = amphora_driver_tasks.ListenersUpdate()
listener_update_obj.execute(_load_balancer_mock)
mock_driver.update.assert_called_once_with(_load_balancer_mock)
# Test the revert
amp = listener_update_obj.revert(_load_balancer_mock)
repo.ListenerRepository.update.assert_called_once_with(
_session_mock,
id=LISTENER_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
# Test the revert with exception
repo.ListenerRepository.update.reset_mock()
mock_listener_repo_update.side_effect = Exception('fail')
amp = listener_update_obj.revert(_load_balancer_mock)
repo.ListenerRepository.update.assert_called_once_with(
_session_mock,
id=LISTENER_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
def test_listeners_update(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
listeners_update_obj = amphora_driver_tasks.ListenersUpdate()
listeners = [data_models.Listener(id='listener1'),
data_models.Listener(id='listener2')]
vip = data_models.Vip(ip_address='10.0.0.1')
lb = data_models.LoadBalancer(id='lb1', listeners=listeners, vip=vip)
listeners_update_obj.execute(lb)
mock_driver.update.assert_called_once_with(lb)
self.assertEqual(1, mock_driver.update.call_count)
# Test the revert
amp = listeners_update_obj.revert(lb)
expected_db_calls = [mock.call(_session_mock,
id=listeners[0].id,
provisioning_status=constants.ERROR),
mock.call(_session_mock,
id=listeners[1].id,
provisioning_status=constants.ERROR)]
repo.ListenerRepository.update.has_calls(expected_db_calls)
self.assertEqual(2, repo.ListenerRepository.update.call_count)
self.assertIsNone(amp)
@mock.patch('octavia.controller.worker.task_utils.TaskUtils.'
'mark_listener_prov_status_error')
def test_listeners_start(self,
mock_prov_status_error,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
listeners_start_obj = amphora_driver_tasks.ListenersStart()
mock_lb = mock.MagicMock()
mock_listener = mock.MagicMock()
mock_listener.id = '12345'
# Test no listeners
mock_lb.listeners = None
listeners_start_obj.execute(mock_lb)
mock_driver.start.assert_not_called()
# Test with listeners
mock_driver.start.reset_mock()
mock_lb.listeners = [mock_listener]
listeners_start_obj.execute(mock_lb)
mock_driver.start.assert_called_once_with(mock_lb, None)
# Test revert
mock_lb.listeners = [mock_listener]
listeners_start_obj.revert(mock_lb)
mock_prov_status_error.assert_called_once_with('12345')
def test_listener_delete(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
listener_delete_obj = amphora_driver_tasks.ListenerDelete()
listener_delete_obj.execute(_listener_mock)
mock_driver.delete.assert_called_once_with(_listener_mock)
# Test the revert
amp = listener_delete_obj.revert(_listener_mock)
repo.ListenerRepository.update.assert_called_once_with(
_session_mock,
id=LISTENER_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
# Test the revert with exception
repo.ListenerRepository.update.reset_mock()
mock_listener_repo_update.side_effect = Exception('fail')
amp = listener_delete_obj.revert(_listener_mock)
repo.ListenerRepository.update.assert_called_once_with(
_session_mock,
id=LISTENER_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
def test_amphora_get_info(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_get_info_obj = amphora_driver_tasks.AmphoraGetInfo()
amphora_get_info_obj.execute(_amphora_mock)
mock_driver.get_info.assert_called_once_with(
_amphora_mock)
def test_amphora_get_diagnostics(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_get_diagnostics_obj = (amphora_driver_tasks.
AmphoraGetDiagnostics())
amphora_get_diagnostics_obj.execute(_amphora_mock)
mock_driver.get_diagnostics.assert_called_once_with(
_amphora_mock)
def test_amphora_finalize(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_finalize_obj = amphora_driver_tasks.AmphoraFinalize()
amphora_finalize_obj.execute(_amphora_mock)
mock_driver.finalize_amphora.assert_called_once_with(
_amphora_mock)
# Test revert
amp = amphora_finalize_obj.revert(None, _amphora_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
# Test revert with exception
repo.AmphoraRepository.update.reset_mock()
mock_amphora_repo_update.side_effect = Exception('fail')
amp = amphora_finalize_obj.revert(None, _amphora_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
def test_amphora_post_network_plug(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_post_network_plug_obj = (amphora_driver_tasks.
AmphoraPostNetworkPlug())
amphora_post_network_plug_obj.execute(_amphora_mock, _ports_mock)
(mock_driver.post_network_plug.
assert_called_once_with)(_amphora_mock, _port_mock)
# Test revert
amp = amphora_post_network_plug_obj.revert(None, _amphora_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
# Test revert with exception
repo.AmphoraRepository.update.reset_mock()
mock_amphora_repo_update.side_effect = Exception('fail')
amp = amphora_post_network_plug_obj.revert(None, _amphora_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
def test_amphorae_post_network_plug(self, mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
mock_driver.get_network.return_value = _network_mock
_amphora_mock.id = AMP_ID
_amphora_mock.compute_id = COMPUTE_ID
_LB_mock.amphorae = [_amphora_mock]
amphora_post_network_plug_obj = (amphora_driver_tasks.
AmphoraePostNetworkPlug())
port_mock = mock.Mock()
_deltas_mock = {_amphora_mock.id: [port_mock]}
amphora_post_network_plug_obj.execute(_LB_mock, _deltas_mock)
(mock_driver.post_network_plug.
assert_called_once_with(_amphora_mock, port_mock))
# Test revert
amp = amphora_post_network_plug_obj.revert(None, _LB_mock,
_deltas_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
# Test revert with exception
repo.AmphoraRepository.update.reset_mock()
mock_amphora_repo_update.side_effect = Exception('fail')
amp = amphora_post_network_plug_obj.revert(None, _LB_mock,
_deltas_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
self.assertIsNone(amp)
@mock.patch('octavia.db.repositories.LoadBalancerRepository.update')
def test_amphora_post_vip_plug(self,
mock_loadbalancer_repo_update,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphorae_net_config_mock = mock.Mock()
amphora_post_vip_plug_obj = amphora_driver_tasks.AmphoraPostVIPPlug()
amphora_post_vip_plug_obj.execute(_amphora_mock,
_LB_mock,
amphorae_net_config_mock)
mock_driver.post_vip_plug.assert_called_once_with(
_amphora_mock, _LB_mock, amphorae_net_config_mock)
# Test revert
amp = amphora_post_vip_plug_obj.revert(None, _amphora_mock, _LB_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
repo.LoadBalancerRepository.update.assert_called_once_with(
_session_mock,
id=LB_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
# Test revert with repo exceptions
repo.AmphoraRepository.update.reset_mock()
repo.LoadBalancerRepository.update.reset_mock()
mock_amphora_repo_update.side_effect = Exception('fail')
mock_loadbalancer_repo_update.side_effect = Exception('fail')
amp = amphora_post_vip_plug_obj.revert(None, _amphora_mock, _LB_mock)
repo.AmphoraRepository.update.assert_called_once_with(
_session_mock,
id=AMP_ID,
status=constants.ERROR)
repo.LoadBalancerRepository.update.assert_called_once_with(
_session_mock,
id=LB_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
@mock.patch('octavia.db.repositories.LoadBalancerRepository.update')
def test_amphorae_post_vip_plug(self,
mock_loadbalancer_repo_update,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphorae_net_config_mock = mock.Mock()
amphora_post_vip_plug_obj = amphora_driver_tasks.AmphoraePostVIPPlug()
amphora_post_vip_plug_obj.execute(_LB_mock,
amphorae_net_config_mock)
mock_driver.post_vip_plug.assert_called_once_with(
_amphora_mock, _LB_mock, amphorae_net_config_mock)
# Test revert
amp = amphora_post_vip_plug_obj.revert(None, _LB_mock)
repo.LoadBalancerRepository.update.assert_called_once_with(
_session_mock,
id=LB_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
# Test revert with exception
repo.LoadBalancerRepository.update.reset_mock()
mock_loadbalancer_repo_update.side_effect = Exception('fail')
amp = amphora_post_vip_plug_obj.revert(None, _LB_mock)
repo.LoadBalancerRepository.update.assert_called_once_with(
_session_mock,
id=LB_ID,
provisioning_status=constants.ERROR)
self.assertIsNone(amp)
def test_amphora_cert_upload(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
key = utils.get_six_compatible_server_certs_key_passphrase()
fer = fernet.Fernet(key)
pem_file_mock = fer.encrypt(
utils.get_six_compatible_value('test-pem-file'))
amphora_cert_upload_mock = amphora_driver_tasks.AmphoraCertUpload()
amphora_cert_upload_mock.execute(_amphora_mock, pem_file_mock)
mock_driver.upload_cert_amp.assert_called_once_with(
_amphora_mock, fer.decrypt(pem_file_mock))
def test_amphora_update_vrrp_interface(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
_LB_mock.amphorae = _amphorae_mock
timeout_dict = {constants.CONN_MAX_RETRIES: CONN_MAX_RETRIES,
constants.CONN_RETRY_INTERVAL: CONN_RETRY_INTERVAL}
amphora_update_vrrp_interface_obj = (
amphora_driver_tasks.AmphoraUpdateVRRPInterface())
amphora_update_vrrp_interface_obj.execute(_LB_mock)
mock_driver.get_vrrp_interface.assert_called_once_with(
_amphora_mock, timeout_dict=timeout_dict)
# Test revert
mock_driver.reset_mock()
_LB_mock.amphorae = _amphorae_mock
amphora_update_vrrp_interface_obj.revert("BADRESULT", _LB_mock)
mock_amphora_repo_update.assert_called_with(_session_mock,
_amphora_mock.id,
vrrp_interface=None)
mock_driver.reset_mock()
mock_amphora_repo_update.reset_mock()
failure_obj = failure.Failure.from_exception(Exception("TESTEXCEPT"))
amphora_update_vrrp_interface_obj.revert(failure_obj, _LB_mock)
self.assertFalse(mock_amphora_repo_update.called)
# Test revert with exception
mock_driver.reset_mock()
mock_amphora_repo_update.reset_mock()
mock_amphora_repo_update.side_effect = Exception('fail')
_LB_mock.amphorae = _amphorae_mock
amphora_update_vrrp_interface_obj.revert("BADRESULT", _LB_mock)
mock_amphora_repo_update.assert_called_with(_session_mock,
_amphora_mock.id,
vrrp_interface=None)
def test_amphora_vrrp_update(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphorae_network_config = mock.MagicMock()
amphora_vrrp_update_obj = (
amphora_driver_tasks.AmphoraVRRPUpdate())
amphora_vrrp_update_obj.execute(_LB_mock, amphorae_network_config)
mock_driver.update_vrrp_conf.assert_called_once_with(
_LB_mock, amphorae_network_config)
def test_amphora_vrrp_stop(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_vrrp_stop_obj = (
amphora_driver_tasks.AmphoraVRRPStop())
amphora_vrrp_stop_obj.execute(_LB_mock)
mock_driver.stop_vrrp_service.assert_called_once_with(_LB_mock)
def test_amphora_vrrp_start(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amphora_vrrp_start_obj = (
amphora_driver_tasks.AmphoraVRRPStart())
amphora_vrrp_start_obj.execute(_LB_mock)
mock_driver.start_vrrp_service.assert_called_once_with(_LB_mock)
def test_amphora_compute_connectivity_wait(self,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
amp_compute_conn_wait_obj = (
amphora_driver_tasks.AmphoraComputeConnectivityWait())
amp_compute_conn_wait_obj.execute(_amphora_mock,
raise_retry_exception=True)
mock_driver.get_info.assert_called_once_with(
_amphora_mock, raise_retry_exception=True)
mock_driver.get_info.side_effect = driver_except.TimeOutException()
self.assertRaises(driver_except.TimeOutException,
amp_compute_conn_wait_obj.execute, _amphora_mock)
mock_amphora_repo_update.assert_called_once_with(
_session_mock, AMP_ID, status=constants.ERROR)
@mock.patch('octavia.amphorae.backends.agent.agent_jinja_cfg.'
'AgentJinjaTemplater.build_agent_config')
def test_amphora_config_update(self,
mock_build_config,
mock_driver,
mock_generate_uuid,
mock_log,
mock_get_session,
mock_listener_repo_get,
mock_listener_repo_update,
mock_amphora_repo_update):
mock_build_config.return_value = FAKE_CONFIG_FILE
amp_config_update_obj = amphora_driver_tasks.AmphoraConfigUpdate()
mock_driver.update_amphora_agent_config.side_effect = [
None, None, driver_except.AmpDriverNotImplementedError,
driver_except.TimeOutException]
# With Flavor
flavor = {constants.LOADBALANCER_TOPOLOGY:
constants.TOPOLOGY_ACTIVE_STANDBY}
amp_config_update_obj.execute(_amphora_mock, flavor)
mock_build_config.assert_called_once_with(
_amphora_mock.id, constants.TOPOLOGY_ACTIVE_STANDBY)
mock_driver.update_amphora_agent_config.assert_called_once_with(
_amphora_mock, FAKE_CONFIG_FILE)
# With no Flavor
mock_driver.reset_mock()
mock_build_config.reset_mock()
amp_config_update_obj.execute(_amphora_mock, None)
mock_build_config.assert_called_once_with(
_amphora_mock.id, constants.TOPOLOGY_SINGLE)
mock_driver.update_amphora_agent_config.assert_called_once_with(
_amphora_mock, FAKE_CONFIG_FILE)
# With amphora that does not support config update
mock_driver.reset_mock()
mock_build_config.reset_mock()
amp_config_update_obj.execute(_amphora_mock, flavor)
mock_build_config.assert_called_once_with(
_amphora_mock.id, constants.TOPOLOGY_ACTIVE_STANDBY)
mock_driver.update_amphora_agent_config.assert_called_once_with(
_amphora_mock, FAKE_CONFIG_FILE)
# With an unknown exception
mock_driver.reset_mock()
mock_build_config.reset_mock()
self.assertRaises(driver_except.TimeOutException,
amp_config_update_obj.execute,
_amphora_mock, flavor)