321 lines
15 KiB
Python
321 lines
15 KiB
Python
# Copyright (c) 2012 OpenStack Foundation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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from oslo.config import cfg
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from six import moves
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import testtools
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from testtools import matchers
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from neutron.common import exceptions as n_exc
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from neutron.db import api as db
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from neutron.openstack.common.db import exception as db_exc
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from neutron.openstack.common.db.sqlalchemy import session
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from neutron.plugins.openvswitch import ovs_db_v2
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from neutron.plugins.openvswitch import ovs_models_v2 as ovs_models
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from neutron.tests import base
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from neutron.tests.unit import test_db_plugin as test_plugin
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PHYS_NET = 'physnet1'
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PHYS_NET_2 = 'physnet2'
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VLAN_MIN = 10
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VLAN_MAX = 19
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VLAN_RANGES = {PHYS_NET: [(VLAN_MIN, VLAN_MAX)]}
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UPDATED_VLAN_RANGES = {PHYS_NET: [(VLAN_MIN + 5, VLAN_MAX + 5)],
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PHYS_NET_2: [(VLAN_MIN + 20, VLAN_MAX + 20)]}
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TUN_MIN = 100
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TUN_MAX = 109
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TUNNEL_RANGES = [(TUN_MIN, TUN_MAX)]
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UPDATED_TUNNEL_RANGES = [(TUN_MIN + 5, TUN_MAX + 5)]
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PLUGIN_NAME = ('neutron.plugins.openvswitch.'
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'ovs_neutron_plugin.OVSNeutronPluginV2')
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class VlanAllocationsTest(base.BaseTestCase):
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def setUp(self):
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super(VlanAllocationsTest, self).setUp()
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db.configure_db()
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ovs_db_v2.sync_vlan_allocations(VLAN_RANGES)
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self.session = db.get_session()
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self.addCleanup(db.clear_db)
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def test_sync_vlan_allocations(self):
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN - 1))
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN + 1).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX - 1).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX).allocated)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX + 1))
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ovs_db_v2.sync_vlan_allocations(UPDATED_VLAN_RANGES)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN + 5 - 1))
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN + 5).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN + 5 + 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX + 5 - 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX + 5).
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allocated)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX + 5 + 1))
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MIN + 20 - 1))
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MIN + 20).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MIN + 20 + 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MAX + 20 - 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MAX + 20).
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allocated)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MAX + 20 + 1))
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ovs_db_v2.sync_vlan_allocations(VLAN_RANGES)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN - 1))
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MIN + 1).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX - 1).allocated)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX).allocated)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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VLAN_MAX + 1))
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MIN + 20))
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET_2,
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VLAN_MAX + 20))
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def test_vlan_pool(self):
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vlan_ids = set()
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for x in moves.xrange(VLAN_MIN, VLAN_MAX + 1):
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physical_network, vlan_id = ovs_db_v2.reserve_vlan(self.session)
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self.assertEqual(physical_network, PHYS_NET)
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self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
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self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
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vlan_ids.add(vlan_id)
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with testtools.ExpectedException(n_exc.NoNetworkAvailable):
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physical_network, vlan_id = ovs_db_v2.reserve_vlan(self.session)
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ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_ids.pop(),
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VLAN_RANGES)
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physical_network, vlan_id = ovs_db_v2.reserve_vlan(self.session)
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self.assertEqual(physical_network, PHYS_NET)
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self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
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self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
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vlan_ids.add(vlan_id)
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for vlan_id in vlan_ids:
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ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id,
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VLAN_RANGES)
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def test_specific_vlan_inside_pool(self):
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vlan_id = VLAN_MIN + 5
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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vlan_id).allocated)
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ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
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self.assertTrue(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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vlan_id).allocated)
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with testtools.ExpectedException(n_exc.VlanIdInUse):
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ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
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ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
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self.assertFalse(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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vlan_id).allocated)
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def test_specific_vlan_outside_pool(self):
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vlan_id = VLAN_MAX + 5
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET, vlan_id))
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ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
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self.assertTrue(ovs_db_v2.get_vlan_allocation(PHYS_NET,
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vlan_id).allocated)
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with testtools.ExpectedException(n_exc.VlanIdInUse):
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ovs_db_v2.reserve_specific_vlan(self.session, PHYS_NET, vlan_id)
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ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
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self.assertIsNone(ovs_db_v2.get_vlan_allocation(PHYS_NET, vlan_id))
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def test_sync_with_allocated_false(self):
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vlan_ids = set()
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for x in moves.xrange(VLAN_MIN, VLAN_MAX + 1):
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physical_network, vlan_id = ovs_db_v2.reserve_vlan(self.session)
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self.assertEqual(physical_network, PHYS_NET)
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self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
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self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
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vlan_ids.add(vlan_id)
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ovs_db_v2.release_vlan(self.session, PHYS_NET, vlan_ids.pop(),
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VLAN_RANGES)
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ovs_db_v2.sync_vlan_allocations({})
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class TunnelAllocationsTest(base.BaseTestCase):
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def setUp(self):
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super(TunnelAllocationsTest, self).setUp()
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db.configure_db()
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ovs_db_v2.sync_tunnel_allocations(TUNNEL_RANGES)
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self.session = db.get_session()
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self.addCleanup(db.clear_db)
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def test_sync_tunnel_allocations(self):
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MIN - 1))
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN).allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX - 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX).allocated)
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 1))
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ovs_db_v2.sync_tunnel_allocations(UPDATED_TUNNEL_RANGES)
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5 - 1))
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5).
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allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MIN + 5 + 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5 - 1).
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allocated)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5).
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allocated)
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(TUN_MAX + 5 + 1))
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def test_tunnel_pool(self):
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tunnel_ids = set()
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for x in moves.xrange(TUN_MIN, TUN_MAX + 1):
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tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
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self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
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self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
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tunnel_ids.add(tunnel_id)
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with testtools.ExpectedException(n_exc.NoNetworkAvailable):
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tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
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ovs_db_v2.release_tunnel(self.session, tunnel_ids.pop(), TUNNEL_RANGES)
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tunnel_id = ovs_db_v2.reserve_tunnel(self.session)
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self.assertThat(tunnel_id, matchers.GreaterThan(TUN_MIN - 1))
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self.assertThat(tunnel_id, matchers.LessThan(TUN_MAX + 1))
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tunnel_ids.add(tunnel_id)
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for tunnel_id in tunnel_ids:
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ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
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def test_add_tunnel_endpoints(self):
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tun_1 = ovs_db_v2.add_tunnel_endpoint('192.168.0.1')
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tun_2 = ovs_db_v2.add_tunnel_endpoint('192.168.0.2')
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self.assertEqual(1, tun_1.id)
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self.assertEqual('192.168.0.1', tun_1.ip_address)
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self.assertEqual(2, tun_2.id)
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self.assertEqual('192.168.0.2', tun_2.ip_address)
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def test_specific_tunnel_inside_pool(self):
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tunnel_id = TUN_MIN + 5
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
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ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
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self.assertTrue(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
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with testtools.ExpectedException(n_exc.TunnelIdInUse):
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ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
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ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
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self.assertFalse(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
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def test_specific_tunnel_outside_pool(self):
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tunnel_id = TUN_MAX + 5
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(tunnel_id))
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ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
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self.assertTrue(ovs_db_v2.get_tunnel_allocation(tunnel_id).allocated)
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with testtools.ExpectedException(n_exc.TunnelIdInUse):
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ovs_db_v2.reserve_specific_tunnel(self.session, tunnel_id)
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ovs_db_v2.release_tunnel(self.session, tunnel_id, TUNNEL_RANGES)
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self.assertIsNone(ovs_db_v2.get_tunnel_allocation(tunnel_id))
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def test_add_tunnel_endpoint_create_new_endpoint(self):
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addr = '10.0.0.1'
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ovs_db_v2.add_tunnel_endpoint(addr)
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self.assertIsNotNone(self.session.query(ovs_models.TunnelEndpoint).
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filter_by(ip_address=addr).first())
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def test_add_tunnel_endpoint_retrieve_an_existing_endpoint(self):
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addr = '10.0.0.1'
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self.session.add(ovs_models.TunnelEndpoint(ip_address=addr, id=1))
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self.session.flush()
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tunnel = ovs_db_v2.add_tunnel_endpoint(addr)
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self.assertEqual(tunnel.id, 1)
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self.assertEqual(tunnel.ip_address, addr)
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def test_add_tunnel_endpoint_handle_duplicate_error(self):
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with mock.patch.object(session.Session, 'query') as query_mock:
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error = db_exc.DBDuplicateEntry(['id'])
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query_mock.side_effect = error
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with testtools.ExpectedException(n_exc.NeutronException):
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ovs_db_v2.add_tunnel_endpoint('10.0.0.1', 5)
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self.assertEqual(query_mock.call_count, 5)
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class NetworkBindingsTest(test_plugin.NeutronDbPluginV2TestCase):
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def setUp(self):
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cfg.CONF.set_override('network_vlan_ranges', ['physnet1:1000:2999'],
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group='OVS')
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super(NetworkBindingsTest, self).setUp(plugin=PLUGIN_NAME)
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db.configure_db()
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self.session = db.get_session()
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def test_add_network_binding(self):
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params = {'provider:network_type': 'vlan',
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'provider:physical_network': PHYS_NET,
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'provider:segmentation_id': 1234}
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params['arg_list'] = tuple(params.keys())
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with self.network(**params) as network:
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TEST_NETWORK_ID = network['network']['id']
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binding = ovs_db_v2.get_network_binding(self.session,
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TEST_NETWORK_ID)
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self.assertIsNotNone(binding)
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self.assertEqual(binding.network_id, TEST_NETWORK_ID)
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self.assertEqual(binding.network_type, 'vlan')
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self.assertEqual(binding.physical_network, PHYS_NET)
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self.assertEqual(binding.segmentation_id, 1234)
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