vmware-nsx/neutron/tests/unit/mlnx/test_mlnx_neutron_agent.py
Ihar Hrachyshka 5c376126a2 Refresh rpc_backend values in unit tests to those from oslo.messaging
Though old values are supported via compatibility transport aliases [1],
it's better to stick to those values that are officially supported by
oslo.messaging.

[1]: neutron/common/rpc.py:TRANSPORT_ALIASES

blueprint oslo-messaging

Change-Id: I7bc03e323151cfdda2cb2bc4cd6f5aea9b87a746
2014-08-22 11:02:25 +02:00

234 lines
9.7 KiB
Python

# Copyright 2014 Mellanox Technologies, Ltd
#
# 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.
import contextlib
import mock
from oslo.config import cfg
import testtools
from neutron.plugins.mlnx.agent import eswitch_neutron_agent
from neutron.plugins.mlnx.agent import utils
from neutron.plugins.mlnx.common import exceptions
from neutron.tests import base
class TestEswichManager(base.BaseTestCase):
def setUp(self):
super(TestEswichManager, self).setUp()
class MockEswitchUtils(object):
def __init__(self, endpoint, timeout):
pass
mock.patch('neutron.plugins.mlnx.agent.utils.EswitchManager',
new=MockEswitchUtils)
with mock.patch.object(utils, 'zmq'):
self.manager = eswitch_neutron_agent.EswitchManager({}, None, None)
def test_get_not_exist_port_id(self):
with testtools.ExpectedException(exceptions.MlnxException):
self.manager.get_port_id_by_mac('no-such-mac')
class TestMlnxEswitchRpcCallbacks(base.BaseTestCase):
def setUp(self):
super(TestMlnxEswitchRpcCallbacks, self).setUp()
agent = mock.Mock()
self.rpc_callbacks = eswitch_neutron_agent.MlnxEswitchRpcCallbacks(
'context',
agent
)
def test_port_update(self):
port = {'mac_address': '10:20:30:40:50:60'}
add_port_update = self.rpc_callbacks.agent.add_port_update
self.rpc_callbacks.port_update('context', port=port)
add_port_update.assert_called_once_with(port['mac_address'])
class TestEswitchAgent(base.BaseTestCase):
def setUp(self):
super(TestEswitchAgent, self).setUp()
cfg.CONF.set_default('firewall_driver',
'neutron.agent.firewall.NoopFirewallDriver',
group='SECURITYGROUP')
class MockFixedIntervalLoopingCall(object):
def __init__(self, f):
self.f = f
def start(self, interval=0):
self.f()
mock.patch('neutron.openstack.common.loopingcall.'
'FixedIntervalLoopingCall',
new=MockFixedIntervalLoopingCall)
with mock.patch.object(utils, 'zmq'):
self.agent = eswitch_neutron_agent.MlnxEswitchNeutronAgent({})
self.agent.plugin_rpc = mock.Mock()
self.agent.context = mock.Mock()
self.agent.agent_id = mock.Mock()
self.agent.eswitch = mock.Mock()
self.agent.eswitch.get_vnics_mac.return_value = []
def test_treat_devices_added_returns_true_for_missing_device(self):
attrs = {'get_devices_details_list.side_effect': Exception()}
self.agent.plugin_rpc.configure_mock(**attrs)
with contextlib.nested(
mock.patch('neutron.plugins.mlnx.agent.eswitch_neutron_agent.'
'EswitchManager.get_vnics_mac',
return_value=[])):
self.assertTrue(self.agent.treat_devices_added_or_updated([{}]))
def _mock_treat_devices_added_updated(self, details, func_name):
"""Mock treat devices added.
:param details: the details to return for the device
:param func_name: the function that should be called
:returns: whether the named function was called
"""
with contextlib.nested(
mock.patch('neutron.plugins.mlnx.agent.eswitch_neutron_agent.'
'EswitchManager.get_vnics_mac',
return_value=[]),
mock.patch.object(self.agent.plugin_rpc,
'get_devices_details_list',
return_value=[details]),
mock.patch.object(self.agent.plugin_rpc, 'update_device_up'),
mock.patch.object(self.agent, func_name)
) as (vnics_fn, get_dev_fn, upd_dev_up, func):
self.assertFalse(self.agent.treat_devices_added_or_updated([{}]))
return (func.called, upd_dev_up.called)
def test_treat_devices_added_updates_known_port(self):
details = mock.MagicMock()
details.__contains__.side_effect = lambda x: True
func, dev_up = self._mock_treat_devices_added_updated(details,
'treat_vif_port')
self.assertTrue(func)
self.assertTrue(dev_up)
def test_treat_devices_added_updates_known_port_admin_down(self):
details = {'port_id': '1234567890',
'device': '01:02:03:04:05:06',
'network_id': '123456789',
'network_type': 'vlan',
'physical_network': 'default',
'segmentation_id': 2,
'admin_state_up': False}
func, dev_up = self._mock_treat_devices_added_updated(details,
'treat_vif_port')
self.assertTrue(func)
self.assertFalse(dev_up)
def test_treat_devices_removed_returns_true_for_missing_device(self):
with mock.patch.object(self.agent.plugin_rpc, 'update_device_down',
side_effect=Exception()):
self.assertTrue(self.agent.treat_devices_removed([{}]))
def test_treat_devices_removed_releases_port(self):
details = dict(exists=False)
with mock.patch.object(self.agent.plugin_rpc, 'update_device_down',
return_value=details):
with mock.patch.object(self.agent.eswitch,
'port_release') as port_release:
self.assertFalse(self.agent.treat_devices_removed([{}]))
self.assertTrue(port_release.called)
def _test_process_network_ports(self, port_info):
with contextlib.nested(
mock.patch.object(self.agent, 'treat_devices_added_or_updated',
return_value=False),
mock.patch.object(self.agent, 'treat_devices_removed',
return_value=False)
) as (device_added_updated, device_removed):
self.assertFalse(self.agent.process_network_ports(port_info))
device_added_updated.assert_called_once_with(
port_info['added'] | port_info['updated'])
device_removed.assert_called_once_with(port_info['removed'])
def test_process_network_ports(self):
self._test_process_network_ports(
{'current': set(['10:20:30:40:50:60']),
'updated': set(),
'added': set(['11:21:31:41:51:61']),
'removed': set(['13:23:33:43:53:63'])})
def test_process_network_ports_with_updated_ports(self):
self._test_process_network_ports(
{'current': set(['10:20:30:40:50:60']),
'updated': set(['12:22:32:42:52:62']),
'added': set(['11:21:31:41:51:61']),
'removed': set(['13:23:33:43:53:63'])})
def test_add_port_update(self):
mac_addr = '10:20:30:40:50:60'
self.agent.add_port_update(mac_addr)
self.assertEqual(set([mac_addr]), self.agent.updated_ports)
def _mock_scan_ports(self, vif_port_set, previous,
updated_ports, sync=False):
self.agent.updated_ports = updated_ports
with mock.patch.object(self.agent.eswitch, 'get_vnics_mac',
return_value=vif_port_set):
return self.agent.scan_ports(previous, sync)
def test_scan_ports_return_current_for_unchanged_ports(self):
vif_port_set = set([1, 2])
previous = dict(current=set([1, 2]), added=set(),
removed=set(), updated=set())
expected = dict(current=vif_port_set, added=set(),
removed=set(), updated=set())
actual = self._mock_scan_ports(vif_port_set,
previous, set())
self.assertEqual(expected, actual)
def test_scan_ports_return_port_changes(self):
vif_port_set = set([1, 3])
previous = dict(current=set([1, 2]), added=set(),
removed=set(), updated=set())
expected = dict(current=vif_port_set, added=set([3]),
removed=set([2]), updated=set())
actual = self._mock_scan_ports(vif_port_set,
previous, set())
self.assertEqual(expected, actual)
def test_scan_ports_with_updated_ports(self):
vif_port_set = set([1, 3, 4])
previous = dict(current=set([1, 2, 4]), added=set(),
removed=set(), updated=set())
expected = dict(current=vif_port_set, added=set([3]),
removed=set([2]), updated=set([4]))
actual = self._mock_scan_ports(vif_port_set,
previous, set([4]))
self.assertEqual(expected, actual)
def test_scan_ports_with_unknown_updated_ports(self):
vif_port_set = set([1, 3, 4])
previous = dict(current=set([1, 2, 4]), added=set(),
removed=set(), updated=set())
expected = dict(current=vif_port_set, added=set([3]),
removed=set([2]), updated=set([4]))
actual = self._mock_scan_ports(vif_port_set,
previous,
updated_ports=set([4, 5]))
self.assertEqual(expected, actual)