vmware-nsx/quantum/tests/unit/openvswitch/test_ovs_db.py
Monty Taylor c90977b4f6 Use testtools instead of unittest or unittest2.
As part of the move towards testr and parallel test running, we
start to use testtools and fixtures to make the test suite
resilient and more pedantic.

Part of blueprint grizzly-testtools

Change-Id: I90250de9fe21237db34f6a50b89b15863e270aa5
2013-02-26 19:32:30 +09:00

277 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.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(testtools.TestCase):
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(testtools.TestCase):
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)