# Copyright (c) 2012 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 oslo.config import cfg import testtools from testtools import matchers from neutron.common import exceptions as q_exc from neutron.db import api as db from neutron.plugins.linuxbridge.db import l2network_db_v2 as lb_db from neutron.tests import base from neutron.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)]} PLUGIN_NAME = ('neutron.plugins.linuxbridge.' 'lb_neutron_plugin.LinuxBridgePluginV2') class NetworkStatesTest(base.BaseTestCase): def setUp(self): super(NetworkStatesTest, self).setUp() db.configure_db() lb_db.sync_network_states(VLAN_RANGES) self.session = db.get_session() self.addCleanup(db.clear_db) def test_sync_network_states(self): self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MIN - 1)) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN + 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX - 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX).allocated) self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MAX + 1)) lb_db.sync_network_states(UPDATED_VLAN_RANGES) self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MIN + 5 - 1)) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN + 5).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN + 5 + 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX + 5 - 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX + 5).allocated) self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MAX + 5 + 1)) self.assertIsNone(lb_db.get_network_state(PHYS_NET_2, VLAN_MIN + 20 - 1)) self.assertFalse(lb_db.get_network_state(PHYS_NET_2, VLAN_MIN + 20).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET_2, VLAN_MIN + 20 + 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET_2, VLAN_MAX + 20 - 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET_2, VLAN_MAX + 20).allocated) self.assertIsNone(lb_db.get_network_state(PHYS_NET_2, VLAN_MAX + 20 + 1)) lb_db.sync_network_states(VLAN_RANGES) self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MIN - 1)) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MIN + 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX - 1).allocated) self.assertFalse(lb_db.get_network_state(PHYS_NET, VLAN_MAX).allocated) self.assertIsNone(lb_db.get_network_state(PHYS_NET, VLAN_MAX + 1)) self.assertIsNone(lb_db.get_network_state(PHYS_NET_2, VLAN_MIN + 20)) self.assertIsNone(lb_db.get_network_state(PHYS_NET_2, VLAN_MAX + 20)) def test_network_pool(self): vlan_ids = set() for x in xrange(VLAN_MIN, VLAN_MAX + 1): physical_network, vlan_id = lb_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) with testtools.ExpectedException(q_exc.NoNetworkAvailable): physical_network, vlan_id = lb_db.reserve_network(self.session) for vlan_id in vlan_ids: lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES) def test_specific_network_inside_pool(self): vlan_id = VLAN_MIN + 5 self.assertFalse(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) self.assertTrue(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) with testtools.ExpectedException(q_exc.VlanIdInUse): lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES) self.assertFalse(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) def test_specific_network_outside_pool(self): vlan_id = VLAN_MAX + 5 self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id)) lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) self.assertTrue(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) with testtools.ExpectedException(q_exc.VlanIdInUse): lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES) self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id)) class NetworkBindingsTest(test_plugin.NeutronDbPluginV2TestCase): def setUp(self): cfg.CONF.set_override('network_vlan_ranges', ['physnet1:1000:2999'], group='VLANS') super(NetworkBindingsTest, self).setUp(plugin=PLUGIN_NAME) db.configure_db() self.session = db.get_session() def test_add_network_binding(self): params = {'provider:network_type': 'vlan', 'provider:physical_network': PHYS_NET, 'provider:segmentation_id': 1234} params['arg_list'] = tuple(params.keys()) with self.network(**params) as network: TEST_NETWORK_ID = network['network']['id'] binding = lb_db.get_network_binding(self.session, TEST_NETWORK_ID) self.assertIsNotNone(binding) self.assertEqual(binding.network_id, TEST_NETWORK_ID) self.assertEqual(binding.physical_network, PHYS_NET) self.assertEqual(binding.vlan_id, 1234)