vmware-nsx/quantum/tests/unit/openvswitch/test_ovs_db.py
Monty Taylor a1d52dc22d Add common test base class to hold common things.
There are several common fixtures that every test case wants. Following
the pattern in Nova, add a common base test case class to hold these things.

Change-Id: I2d2cd91e5051d9cbf230e6f48985d6eddcb7b58a
2013-03-05 18:07:14 -05:00

278 lines
13 KiB
Python

# Copyright (c) 2012 OpenStack, LLC.
#
# 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 testtools
from testtools import matchers
from quantum.common import exceptions as q_exc
from quantum.db import api as db
from quantum.plugins.openvswitch import ovs_db_v2
from quantum.tests import base
from quantum.tests.unit import test_db_plugin as test_plugin
PHYS_NET = 'physnet1'
PHYS_NET_2 = 'physnet2'
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)]}
TUN_MIN = 100
TUN_MAX = 109
TUNNEL_RANGES = [(TUN_MIN, TUN_MAX)]
UPDATED_TUNNEL_RANGES = [(TUN_MIN + 5, TUN_MAX + 5)]
class VlanAllocationsTest(base.BaseTestCase):
def setUp(self):
super(VlanAllocationsTest, self).setUp()
ovs_db_v2.initialize()
ovs_db_v2.sync_vlan_allocations(VLAN_RANGES)
self.session = db.get_session()
self.addCleanup(db.clear_db)
def test_sync_vlan_allocations(self):
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX + 1))
ovs_db_v2.sync_vlan_allocations(UPDATED_VLAN_RANGES)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN + 5 - 1))
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN + 5).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN + 5 + 1).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX + 5 - 1).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX + 5).
allocated)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX + 5 + 1))
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MIN + 20 - 1))
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MIN + 20).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MIN + 20 + 1).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MAX + 20 - 1).
allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MAX + 20).
allocated)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MAX + 20 + 1))
ovs_db_v2.sync_vlan_allocations(VLAN_RANGES)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
VLAN_MAX + 1))
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MIN + 20))
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
VLAN_MAX + 20))
def test_vlan_pool(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = ovs_db_v2.reserve_vlan(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)
with testtools.ExpectedException(q_exc.NoNetworkAvailable):
physical_network, vlan_id = ovs_db_v2.reserve_vlan(self.session)
ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_ids.pop(),
VLAN_RANGES)
physical_network, vlan_id = ovs_db_v2.reserve_vlan(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)
for vlan_id in vlan_ids:
ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id,
VLAN_RANGES)
def test_specific_vlan_inside_pool(self):
vlan_id = VLAN_MIN + 5
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
vlan_id).allocated)
ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
self.assertTrue(ovs_db_v2.get_vlan_allocation(PHYS_NET,
vlan_id).allocated)
with testtools.ExpectedException(q_exc.VlanIdInUse):
ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
vlan_id).allocated)
def test_specific_vlan_outside_pool(self):
vlan_id = VLAN_MAX + 5
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET, vlan_id))
ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
self.assertTrue(ovs_db_v2.get_vlan_allocation(PHYS_NET,
vlan_id).allocated)
with testtools.ExpectedException(q_exc.VlanIdInUse):
ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET, vlan_id))
def test_sync_with_allocated_false(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = ovs_db_v2.reserve_vlan(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)
ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_ids.pop(),
VLAN_RANGES)
ovs_db_v2.sync_vlan_allocations({})
class TunnelAllocationsTest(base.BaseTestCase):
def setUp(self):
super(TunnelAllocationsTest, self).setUp()
ovs_db_v2.initialize()
ovs_db_v2.sync_tunnel_allocations(TUNNEL_RANGES)
self.session = db.get_session()
self.addCleanup(db.clear_db)
def test_sync_tunnel_allocations(self):
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MIN - 1))
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN).allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 1).
allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX - 1).
allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX).allocated)
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 1))
ovs_db_v2.sync_tunnel_allocations(UPDATED_TUNNEL_RANGES)
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5 - 1))
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5).
allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5 + 1).
allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5 - 1).
allocated)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5).
allocated)
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5 + 1))
def test_tunnel_pool(self):
tunnel_ids = set()
for x in xrange(TUN_MIN, TUN_MAX + 1):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
with testtools.ExpectedException(q_exc.NoNetworkAvailable):
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
tunnel_ids.add(tunnel_id)
for tunnel_id in tunnel_ids:
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
def test_specific_tunnel_inside_pool(self):
tunnel_id = TUN_MIN + 5
self.assertFalse(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
self.assertTrue(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
with testtools.ExpectedException(q_exc.TunnelIdInUse):
ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
self.assertFalse(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
def test_specific_tunnel_outside_pool(self):
tunnel_id = TUN_MAX + 5
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(tunnel_id))
ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
self.assertTrue(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
with testtools.ExpectedException(q_exc.TunnelIdInUse):
ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
self.assertIsNone(ovs_db_v2.get_tunnel_allocation(tunnel_id))
class NetworkBindingsTest(test_plugin.QuantumDbPluginV2TestCase):
def setUp(self):
super(NetworkBindingsTest, self).setUp()
ovs_db_v2.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(ovs_db_v2.get_network_binding(self.session,
TEST_NETWORK_ID))
ovs_db_v2.add_network_binding(self.session, TEST_NETWORK_ID,
'vlan', PHYS_NET, 1234)
binding = ovs_db_v2.get_network_binding(self.session,
TEST_NETWORK_ID)
self.assertIsNotNone(binding)
self.assertEqual(binding.network_id, TEST_NETWORK_ID)
self.assertEqual(binding.network_type, 'vlan')
self.assertEqual(binding.physical_network, PHYS_NET)
self.assertEqual(binding.segmentation_id, 1234)