vmware-nsx/neutron/tests/unit/mlnx/test_mlnx_neutron_agent.py
Irena Berezovsky 1c29b165bc Add update from agent to plugin on device up
Add RPC message to plugin on device up once configured.
Update device details attribute to use segmentation_id
instead of vlan_id.

Change-Id: I9be8389c01c4c29025bbe868919e39fde3251a58
Closes-Bug: #1242532
2014-02-17 09:31:30 +02:00

134 lines
5.6 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# 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
from neutron.plugins.mlnx.agent import eswitch_neutron_agent
from neutron.plugins.mlnx.agent import utils
from neutron.tests import base
class TestEswitchAgent(base.BaseTestCase):
def setUp(self):
super(TestEswitchAgent, self).setUp()
self.addCleanup(cfg.CONF.reset)
self.addCleanup(mock.patch.stopall)
# Avoid rpc initialization for unit tests
cfg.CONF.set_override('rpc_backend',
'neutron.openstack.common.rpc.impl_fake')
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_device_details.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([{}]))
def _mock_treat_devices_added(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_device_details',
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([{}]))
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(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',
'port_mac': '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(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):
current_ports = set(['01:02:03:04:05:06'])
added_ports = set(['10:20:30:40:50:60'])
removed_ports = set(['11:22:33:44:55:66'])
reply = {'current': current_ports,
'removed': removed_ports,
'added': added_ports}
with mock.patch.object(self.agent, 'treat_devices_added',
return_value=False) as device_added:
with mock.patch.object(self.agent, 'treat_devices_removed',
return_value=False) as device_removed:
self.assertFalse(self.agent.process_network_ports(reply))
device_added.assert_called_once_with(added_ports)
device_removed.assert_called_once_with(removed_ports)