A set of Neutron drivers for the VMware NSX.
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# Copyright (c) 2014 VMware.
#
# 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 mock
from oslo_config import cfg
from oslo_utils import uuidutils
from neutron.common import exceptions as exp
from neutron import context
from neutron.extensions import portbindings
from neutron import manager
from neutron.tests import base
import neutron.tests.unit.db.test_db_base_plugin_v2 as test_plugin
from vmware_nsx.neutron.plugins.vmware.common import exceptions as nsx_exc
from vmware_nsx.neutron.plugins.vmware.dbexts import db as nsx_db
from vmware_nsx.neutron.plugins.vmware.dvs import dvs
from vmware_nsx.neutron.plugins.vmware.dvs import dvs_utils
PLUGIN_NAME = 'vmware_nsx.neutron.plugins.vmware.plugin.NsxDvsPlugin'
class fake_session(object):
def __init__(self, *ret):
self._vim = mock.Mock()
def invoke_api(self, *args, **kwargs):
pass
def wait_for_task(self, task):
pass
def vim(self):
return self._vim
class DvsTestCase(base.BaseTestCase):
@mock.patch.object(dvs_utils, 'dvs_create_session',
return_value=fake_session())
@mock.patch.object(dvs.DvsManager, '_get_dvs_moref',
return_value='dvs-moref')
def setUp(self, mock_moref, mock_session):
super(DvsTestCase, self).setUp()
cfg.CONF.set_override('dvs_name', 'fake_dvs', group='dvs')
self._dvs = dvs.DvsManager()
self.assertEqual('dvs-moref', self._dvs._dvs_moref)
mock_moref.assert_called_once_with(mock_session.return_value,
'fake_dvs')
@mock.patch.object(dvs_utils, 'dvs_create_session',
return_value=fake_session())
def test_dvs_not_found(self, mock_session):
self.assertRaises(nsx_exc.DvsNotFound,
dvs.DvsManager)
@mock.patch.object(dvs.DvsManager, '_get_port_group_spec',
return_value='fake-spec')
def test_add_port_group(self, fake_get_spec):
self._dvs.add_port_group('fake-uuid', 7)
fake_get_spec.assert_called_once_with('fake-uuid', 7)
@mock.patch.object(dvs.DvsManager, '_get_port_group_spec',
return_value='fake-spec')
def test_add_port_group_with_exception(self, fake_get_spec):
with (
mock.patch.object(self._dvs._session, 'wait_for_task',
side_effect=exp.NeutronException())
):
self.assertRaises(exp.NeutronException,
self._dvs.add_port_group,
'fake-uuid', 7)
fake_get_spec.assert_called_once_with('fake-uuid', 7)
@mock.patch.object(dvs.DvsManager, '_net_id_to_moref',
return_value='fake-moref')
def test_delete_port_group(self, fake_get_moref):
self._dvs.delete_port_group('fake-uuid')
fake_get_moref.assert_called_once_with('fake-uuid')
@mock.patch.object(dvs.DvsManager, '_net_id_to_moref',
return_value='fake-moref')
def test_delete_port_group_with_exception(self, fake_get_moref):
with (
mock.patch.object(self._dvs._session, 'wait_for_task',
side_effect=exp.NeutronException())
):
self.assertRaises(exp.NeutronException,
self._dvs.delete_port_group,
'fake-uuid')
fake_get_moref.assert_called_once_with('fake-uuid')
class NeutronSimpleDvsTest(test_plugin.NeutronDbPluginV2TestCase):
@mock.patch.object(dvs_utils, 'dvs_create_session',
return_value=fake_session())
@mock.patch.object(dvs.DvsManager, '_get_dvs_moref',
return_value='dvs-moref')
def setUp(self, mock_moref, mock_session,
plugin=PLUGIN_NAME,
ext_mgr=None,
service_plugins=None):
# Ensure that DVS is enabled
cfg.CONF.set_override('host_ip', 'fake_ip', group='dvs')
cfg.CONF.set_override('host_username', 'fake_user', group='dvs')
cfg.CONF.set_override('host_password', 'fake_password', group='dvs')
cfg.CONF.set_override('dvs_name', 'fake_dvs', group='dvs')
super(NeutronSimpleDvsTest, self).setUp(plugin=PLUGIN_NAME)
self._plugin = manager.NeutronManager.get_plugin()
def _create_and_delete_dvs_network(self, network_type='flat', vlan_tag=0):
params = {'provider:network_type': network_type}
if network_type == 'vlan':
params['provider:segmentation_id'] = vlan_tag
params['arg_list'] = tuple(params.keys())
with mock.patch.object(self._plugin._dvs,
'add_port_group') as mock_add,\
mock.patch.object(self._plugin._dvs, 'delete_port_group'):
with self.network(**params) as network:
ctx = context.get_admin_context()
id = network['network']['id']
dvs_id = '%s-%s' % (network['network']['name'], id)
binding = nsx_db.get_network_bindings(ctx.session, id)
self.assertIsNotNone(binding)
self.assertEqual('dvs', binding[0].phy_uuid)
if network_type == 'flat':
self.assertEqual('flat', binding[0].binding_type)
self.assertEqual(0, binding[0].vlan_id)
elif network_type == 'vlan':
self.assertEqual('vlan', binding[0].binding_type)
self.assertEqual(vlan_tag, binding[0].vlan_id)
else:
self.fail()
mock_add.assert_called_once_with(dvs_id, vlan_tag)
def test_create_and_delete_dvs_network_tag(self):
self._create_and_delete_dvs_network(network_type='vlan', vlan_tag=7)
def test_create_and_delete_dvs_network_flat(self):
self._create_and_delete_dvs_network()
def test_create_and_delete_dvs_port(self):
params = {'provider:network_type': 'vlan',
'provider:physical_network': 'dvs',
'provider:segmentation_id': 7}
params['arg_list'] = tuple(params.keys())
with mock.patch.object(self._plugin._dvs, 'add_port_group'),\
mock.patch.object(self._plugin._dvs, 'delete_port_group'):
with self.network(**params) as network,\
self.subnet(network) as subnet,\
self.port(subnet) as port:
self.assertEqual('dvs',
port['port'][portbindings.VIF_TYPE])
port_status = port['port']['status']
self.assertEqual(port_status, 'ACTIVE')
def test_create_router_only_dvs_backend(self):
data = {'router': {'tenant_id': 'whatever'}}
data['router']['name'] = 'router1'
data['router']['external_gateway_info'] = {'network_id': 'whatever'}
self.assertRaises(exp.BadRequest,
self._plugin.create_router,
context.get_admin_context(),
data)
def test_dvs_get_id(self):
id = uuidutils.generate_uuid()
net = {'name': '',
'id': id}
expected = id
self.assertEqual(expected, self._plugin._dvs_get_id(net))
net = {'name': 'pele',
'id': id}
expected = '%s-%s' % ('pele', id)
self.assertEqual(expected, self._plugin._dvs_get_id(net))
name = 'X' * 500
net = {'name': name,
'id': id}
expected = '%s-%s' % (name[:43], id)
self.assertEqual(expected, self._plugin._dvs_get_id(net))