neutron/neutron/tests/unit/mlnx/test_mlnx_db.py

181 lines
8.4 KiB
Python

# Copyright (c) 2013 OpenStack Foundation
#
# 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 testtools import matchers
from neutron.common import exceptions as q_exc
from neutron.db import api as db
from neutron.plugins.mlnx.db import mlnx_db_v2 as mlnx_db
from neutron.tests import base
from neutron.tests.unit import test_db_plugin as test_plugin
PHYS_NET = 'physnet1'
PHYS_NET_2 = 'physnet2'
NET_TYPE = 'vlan'
VLAN_MIN = 10
VLAN_MAX = 19
VLAN_RANGES = {PHYS_NET: [(VLAN_MIN, VLAN_MAX)]}
UPDATED_VLAN_RANGES = {PHYS_NET: [(VLAN_MIN + 5, VLAN_MAX + 5)],
PHYS_NET_2: [(VLAN_MIN + 20, VLAN_MAX + 20)]}
TEST_NETWORK_ID = 'abcdefghijklmnopqrstuvwxyz'
class SegmentationIdAllocationTest(base.BaseTestCase):
def setUp(self):
super(SegmentationIdAllocationTest, self).setUp()
mlnx_db.initialize()
mlnx_db.sync_network_states(VLAN_RANGES)
self.session = db.get_session()
self.addCleanup(db.clear_db)
def test_sync_segmentationIdAllocation(self):
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX + 1))
mlnx_db.sync_network_states(UPDATED_VLAN_RANGES)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN + 5 - 1))
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN + 5).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN + 5 + 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX + 5 - 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX + 5).allocated)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX + 5 + 1))
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20 - 1))
self.assertFalse(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20).allocated)
self.assertFalse(
mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20 + 1).allocated)
self.assertFalse(
mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20 - 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20).allocated)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20 + 1))
mlnx_db.sync_network_states(VLAN_RANGES)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET,
VLAN_MAX + 1))
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20))
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20))
def test_segmentationId_pool(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = mlnx_db.reserve_network(self.session)
self.assertEqual(physical_network, PHYS_NET)
self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
vlan_ids.add(vlan_id)
self.assertRaises(q_exc.NoNetworkAvailable,
mlnx_db.reserve_network,
self.session)
for vlan_id in vlan_ids:
mlnx_db.release_network(self.session, PHYS_NET,
vlan_id, VLAN_RANGES)
def test_specific_segmentationId_inside_pool(self):
vlan_id = VLAN_MIN + 5
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
vlan_id).allocated)
mlnx_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
self.assertTrue(mlnx_db.get_network_state(PHYS_NET,
vlan_id).allocated)
self.assertRaises(q_exc.VlanIdInUse,
mlnx_db.reserve_specific_network,
self.session,
PHYS_NET,
vlan_id)
mlnx_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertFalse(mlnx_db.get_network_state(PHYS_NET,
vlan_id).allocated)
def test_specific_segmentationId_outside_pool(self):
vlan_id = VLAN_MAX + 5
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET, vlan_id))
mlnx_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
self.assertTrue(mlnx_db.get_network_state(PHYS_NET,
vlan_id).allocated)
self.assertRaises(q_exc.VlanIdInUse,
mlnx_db.reserve_specific_network,
self.session,
PHYS_NET,
vlan_id)
mlnx_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertIsNone(mlnx_db.get_network_state(PHYS_NET, vlan_id))
class NetworkBindingsTest(test_plugin.NeutronDbPluginV2TestCase):
def setUp(self):
super(NetworkBindingsTest, self).setUp()
mlnx_db.initialize()
self.session = db.get_session()
def test_add_network_binding(self):
with self.network() as network:
TEST_NETWORK_ID = network['network']['id']
self.assertIsNone(mlnx_db.get_network_binding(self.session,
TEST_NETWORK_ID))
mlnx_db.add_network_binding(self.session,
TEST_NETWORK_ID,
NET_TYPE,
PHYS_NET,
1234)
binding = mlnx_db.get_network_binding(self.session,
TEST_NETWORK_ID)
self.assertIsNotNone(binding)
self.assertEqual(binding.network_id, TEST_NETWORK_ID)
self.assertEqual(binding.network_type, NET_TYPE)
self.assertEqual(binding.physical_network, PHYS_NET)
self.assertEqual(binding.segmentation_id, 1234)