7a427bcd2a
Instead of retrieving the full DB object, "objects_exist" OVO method will be faster. Trivial-Fix Change-Id: Iaf08c75d6a3721c05db9e3858c0136847b0102a6
530 lines
24 KiB
Python
530 lines
24 KiB
Python
# Copyright 2015 Hewlett-Packard Development Company, L.P.
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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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from unittest import mock
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import netaddr
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from neutron_lib.callbacks import events
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from neutron_lib.callbacks import registry
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from neutron_lib.callbacks import resources
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from neutron_lib import constants as n_const
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from neutron_lib import context
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from neutron_lib import exceptions as n_exc
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from neutron_lib.plugins import constants as plugin_constants
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from neutron_lib.plugins import directory
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from neutron_lib.plugins import utils as plugin_utils
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from oslo_utils import uuidutils
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import testtools
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from neutron.db import l3_db
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from neutron.db.models import l3 as l3_models
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from neutron.objects import base as base_obj
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from neutron.objects import network as network_obj
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from neutron.objects import ports as port_obj
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from neutron.objects import router as l3_obj
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from neutron.objects import subnet as subnet_obj
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from neutron.tests import base
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from neutron.tests.unit.db import test_db_base_plugin_v2
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class TestL3_NAT_dbonly_mixin(base.BaseTestCase):
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def setUp(self):
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super(TestL3_NAT_dbonly_mixin, self).setUp()
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self.db = l3_db.L3_NAT_dbonly_mixin()
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def test__each_port_having_fixed_ips_none(self):
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"""Be sure the method returns an empty list when None is passed"""
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filtered = l3_db.L3_NAT_dbonly_mixin._each_port_having_fixed_ips(None)
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self.assertEqual([], list(filtered))
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def test__new__passes_args(self):
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class T(l3_db.L3_NAT_db_mixin):
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def __init__(self, *args, **kwargs):
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self.args = args
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self.kwargs = kwargs
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t = T(1, 2, a=3)
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self.assertEqual((1, 2), t.args)
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self.assertEqual({'a': 3}, t.kwargs)
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def test__each_port_having_fixed_ips(self):
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"""Basic test that ports without fixed ips are filtered out"""
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ports = [{'id': 'a', 'fixed_ips': [mock.sentinel.fixedip]},
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{'id': 'b'}]
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filtered = l3_db.L3_NAT_dbonly_mixin._each_port_having_fixed_ips(ports)
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ids = [p['id'] for p in filtered]
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self.assertEqual(['a'], ids)
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def test__get_subnets_by_network_no_query(self):
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"""Basic test that no query is performed if no Ports are passed"""
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context = mock.Mock()
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with mock.patch.object(directory, 'get_plugin') as get_p:
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self.db._get_subnets_by_network_list(context, [])
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self.assertFalse(context.session.query.called)
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self.assertFalse(get_p.called)
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def test__get_subnets_by_network(self):
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"""Basic test that the right query is called"""
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context = mock.MagicMock()
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query = context.session.query().outerjoin().filter()
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query.__iter__.return_value = [(mock.sentinel.subnet_db,
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mock.sentinel.address_scope_id)]
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with mock.patch.object(directory, 'get_plugin') as get_p:
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get_p()._make_subnet_dict.return_value = {
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'network_id': mock.sentinel.network_id}
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subnets = self.db._get_subnets_by_network_list(
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context, [mock.sentinel.network_id])
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self.assertEqual({
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mock.sentinel.network_id: [{
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'address_scope_id': mock.sentinel.address_scope_id,
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'network_id': mock.sentinel.network_id}]}, subnets)
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def test__get_mtus_by_network_list(self):
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"""Basic test that the query get_networks is correctly"""
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network = {'id': mock.sentinel.network_id,
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'name': mock.sentinel.name,
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'mtu': mock.sentinel.mtu}
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with mock.patch.object(directory, 'get_plugin') as get_p:
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get_p().get_networks.return_value = [network]
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result = self.db._get_mtus_by_network_list(
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mock.sentinel.context, [mock.sentinel.network_id])
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get_p().get_networks.assert_called_once_with(
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mock.sentinel.context,
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filters={'id': [mock.sentinel.network_id]},
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fields=['id', 'mtu'])
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self.assertEqual({mock.sentinel.network_id: mock.sentinel.mtu},
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result)
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def test__populate_ports_for_subnets_none(self):
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"""Basic test that the method runs correctly with no ports"""
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ports = []
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with mock.patch.object(directory, 'get_plugin') as get_p:
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get_p().get_networks.return_value = []
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self.db._populate_mtu_and_subnets_for_ports(mock.sentinel.context,
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ports)
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self.assertEqual([], ports)
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@mock.patch.object(l3_db.L3_NAT_dbonly_mixin,
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'_get_subnets_by_network_list')
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def test__populate_ports_for_subnets(self, get_subnets_by_network):
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cidr = "2001:db8::/64"
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subnet = {'id': mock.sentinel.subnet_id,
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'cidr': cidr,
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'gateway_ip': mock.sentinel.gateway_ip,
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'dns_nameservers': mock.sentinel.dns_nameservers,
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'ipv6_ra_mode': mock.sentinel.ipv6_ra_mode,
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'subnetpool_id': mock.sentinel.subnetpool_id,
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'address_scope_id': mock.sentinel.address_scope_id}
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get_subnets_by_network.return_value = {'net_id': [subnet]}
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ports = [{'network_id': 'net_id',
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'id': 'port_id',
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'fixed_ips': [{'subnet_id': mock.sentinel.subnet_id}]}]
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with mock.patch.object(directory, 'get_plugin') as get_p:
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get_p().get_networks.return_value = [{'id': 'net_id', 'mtu': 1446}]
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self.db._populate_mtu_and_subnets_for_ports(mock.sentinel.context,
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ports)
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keys = ('id', 'cidr', 'gateway_ip', 'ipv6_ra_mode',
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'subnetpool_id', 'dns_nameservers')
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address_scopes = {4: None, 6: mock.sentinel.address_scope_id}
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self.assertEqual([{'extra_subnets': [],
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'fixed_ips': [{'subnet_id':
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mock.sentinel.subnet_id,
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'prefixlen': 64}],
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'id': 'port_id',
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'mtu': 1446,
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'network_id': 'net_id',
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'subnets': [{k: subnet[k] for k in keys}],
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'address_scopes': address_scopes}], ports)
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def test__get_sync_floating_ips_no_query(self):
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"""Basic test that no query is performed if no router ids are passed"""
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db = l3_db.L3_NAT_dbonly_mixin()
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context = mock.Mock()
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db._get_sync_floating_ips(context, [])
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self.assertFalse(context.session.query.called)
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@mock.patch.object(l3_db.L3_NAT_dbonly_mixin, '_make_floatingip_dict')
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def test__make_floatingip_dict_with_scope(self, make_fip_dict):
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db = l3_db.L3_NAT_dbonly_mixin()
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make_fip_dict.return_value = {'id': mock.sentinel.fip_ip}
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result = db._make_floatingip_dict_with_scope(
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mock.sentinel.floating_ip_db, mock.sentinel.address_scope_id)
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self.assertEqual({
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'fixed_ip_address_scope': mock.sentinel.address_scope_id,
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'id': mock.sentinel.fip_ip}, result)
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def test__unique_floatingip_iterator(self):
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context = mock.MagicMock()
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query = mock.MagicMock()
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query.order_by().__iter__.return_value = [
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({'id': 'id1'}, 'scope1'),
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({'id': 'id1'}, 'scope1'),
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({'id': 'id2'}, 'scope2'),
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({'id': 'id2'}, 'scope2'),
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({'id': 'id2'}, 'scope2'),
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({'id': 'id3'}, 'scope3')]
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query.reset_mock()
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with mock.patch.object(
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l3_obj.FloatingIP, '_load_object',
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side_effect=({'id': 'id1'}, {'id': 'id2'}, {'id': 'id3'})):
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result = list(
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l3_obj.FloatingIP._unique_floatingip_iterator(context, query))
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query.order_by.assert_called_once_with(l3_models.FloatingIP.id)
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self.assertEqual([({'id': 'id1'}, 'scope1'),
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({'id': 'id2'}, 'scope2'),
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({'id': 'id3'}, 'scope3')], result)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_deletion_port_not_found(self, gp):
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# port not found doesn't prevent
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gp.return_value.get_port.side_effect = n_exc.PortNotFound(port_id='1')
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self.db.prevent_l3_port_deletion(None, None)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_device_owner_not_router(self, gp):
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# ignores other device owners
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gp.return_value.get_port.return_value = {'device_owner': 'cat'}
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self.db.prevent_l3_port_deletion(None, None)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_no_fixed_ips(self, gp):
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# without fixed IPs is allowed
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gp.return_value.get_port.return_value = {
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'device_owner': n_const.DEVICE_OWNER_ROUTER_INTF, 'fixed_ips': [],
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'id': 'f'
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}
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self.db.prevent_l3_port_deletion(None, None)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_no_router(self, gp):
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# without router is allowed
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gp.return_value.get_port.return_value = {
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'device_owner': n_const.DEVICE_OWNER_ROUTER_INTF,
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'device_id': '44', 'id': 'f',
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'fixed_ips': [{'ip_address': '1.1.1.1', 'subnet_id': '4'}]}
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with mock.patch.object(l3_obj.Router, 'objects_exist',
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return_value=False):
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self.db.prevent_l3_port_deletion(mock.Mock(), None)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_existing_router(self, gp):
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gp.return_value.get_port.return_value = {
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'device_owner': n_const.DEVICE_OWNER_ROUTER_INTF,
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'device_id': 'some_router', 'id': 'f',
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'fixed_ips': [{'ip_address': '1.1.1.1', 'subnet_id': '4'}]}
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self.db.get_router = mock.Mock()
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with testtools.ExpectedException(n_exc.ServicePortInUse):
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self.db.prevent_l3_port_deletion(mock.Mock(), None)
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@mock.patch.object(directory, 'get_plugin')
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def test_prevent_l3_port_existing_floating_ip(self, gp):
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ctx = context.get_admin_context()
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gp.return_value.get_port.return_value = {
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'device_owner': n_const.DEVICE_OWNER_FLOATINGIP,
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'device_id': 'some_flip', 'id': 'f',
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'fixed_ips': [{'ip_address': '1.1.1.1', 'subnet_id': '4'}]}
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with mock.patch.object(l3_obj.FloatingIP, 'objects_exist',
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return_value=mock.Mock()),\
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testtools.ExpectedException(n_exc.ServicePortInUse):
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self.db.prevent_l3_port_deletion(ctx, None)
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@mock.patch.object(directory, 'get_plugin')
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def test_subscribe_address_scope_of_subnetpool(self, gp):
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l3_db.L3RpcNotifierMixin()
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registry.publish(resources.SUBNETPOOL_ADDRESS_SCOPE,
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events.AFTER_UPDATE, mock.ANY,
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payload=events.DBEventPayload(
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mock.MagicMock(), resource_id='fake_id'))
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self.assertTrue(gp.return_value.notify_routers_updated.called)
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def test__check_and_get_fip_assoc_with_extra_association_no_change(self):
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fip = {'extra_key': 'value'}
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context = mock.MagicMock()
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floatingip_obj = l3_obj.FloatingIP(
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context,
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id=uuidutils.generate_uuid(),
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floating_network_id=uuidutils.generate_uuid(),
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floating_ip_address=netaddr.IPAddress('8.8.8.8'),
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fixed_port_id=uuidutils.generate_uuid(),
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floating_port_id=uuidutils.generate_uuid())
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with mock.patch.object(
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l3_db.L3_NAT_dbonly_mixin,
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'_get_assoc_data',
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return_value=('1', '2', '3')) as mock_get_assoc_data:
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self.db._check_and_get_fip_assoc(context, fip, floatingip_obj)
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context.session.query.assert_not_called()
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mock_get_assoc_data.assert_called_once_with(
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mock.ANY, fip, floatingip_obj)
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def test__notify_attaching_interface(self):
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with mock.patch.object(l3_db.registry, 'notify') as mock_notify:
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context = mock.MagicMock()
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router_id = 'router_id'
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net_id = 'net_id'
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router_db = mock.Mock()
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router_db.id = router_id
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port = {'network_id': net_id}
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intf = {}
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self.db._notify_attaching_interface(context, router_db, port, intf)
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kwargs = {'context': context, 'router_id': router_id,
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'network_id': net_id, 'interface_info': intf,
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'router_db': router_db, 'port': port}
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mock_notify.assert_called_once_with(
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resources.ROUTER_INTERFACE, events.BEFORE_CREATE, self.db,
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**kwargs)
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def test__create_gw_port(self):
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router_id = '2afb8434-7380-43a2-913f-ba3a5ad5f349'
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router = l3_models.Router(id=router_id)
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new_network_id = 'net-id'
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ext_ips = [{'subnet_id': 'subnet-id', 'ip_address': '1.1.1.1'}]
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gw_port = {'fixed_ips': [{'subnet_id': 'subnet-id',
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'ip_address': '1.1.1.1'}],
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'id': '8742d007-6f05-4b7e-abdb-11818f608959'}
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ctx = context.get_admin_context()
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with mock.patch.object(directory, 'get_plugin') as get_p, \
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mock.patch.object(get_p(), 'get_subnets_by_network',
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return_value=mock.ANY), \
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mock.patch.object(get_p(), '_get_port',
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return_value=gw_port), \
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mock.patch.object(l3_db.L3_NAT_dbonly_mixin,
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'_check_for_dup_router_subnets') as cfdrs,\
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mock.patch.object(plugin_utils, 'create_port',
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return_value=gw_port), \
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mock.patch.object(ctx.session, 'add'), \
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mock.patch.object(base_obj.NeutronDbObject, 'create'), \
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mock.patch.object(l3_db.registry, 'publish') as mock_notify:
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self.db._create_gw_port(ctx, router_id=router_id,
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router=router,
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new_network_id=new_network_id,
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ext_ips=ext_ips)
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expected_gw_ips = ['1.1.1.1']
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self.assertTrue(cfdrs.called)
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mock_notify.assert_called_with(
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resources.ROUTER_GATEWAY, events.AFTER_CREATE,
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self.db._create_gw_port, payload=mock.ANY)
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cb_payload = mock_notify.mock_calls[1][2]['payload']
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self.assertEqual(ctx, cb_payload.context)
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self.assertEqual(expected_gw_ips,
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cb_payload.metadata.get('gateway_ips'))
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self.assertEqual(new_network_id,
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cb_payload.metadata.get('network_id'))
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self.assertEqual(router_id, cb_payload.resource_id)
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class L3_NAT_db_mixin(base.BaseTestCase):
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def setUp(self):
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super(L3_NAT_db_mixin, self).setUp()
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self.db = l3_db.L3_NAT_db_mixin()
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def _test_create_router(self, external_gateway_info=None):
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router_db = l3_models.Router(id='123')
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router_dict = {'id': '123', 'tenant_id': '456',
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'external_gateway_info': external_gateway_info}
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# Need to use a copy here as the create_router method pops the gateway
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# information
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router_input = {'router': router_dict.copy()}
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with mock.patch.object(l3_db.L3_NAT_dbonly_mixin, '_create_router_db',
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return_value=router_db) as crd,\
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mock.patch.object(l3_db.L3_NAT_dbonly_mixin,
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'_make_router_dict',
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return_value=router_dict),\
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mock.patch.object(l3_db.L3_NAT_dbonly_mixin,
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'_update_router_gw_info') as urgi,\
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mock.patch.object(l3_db.L3_NAT_dbonly_mixin, '_get_router',
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return_value=router_db),\
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mock.patch.object(l3_db.L3_NAT_db_mixin,
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'notify_router_updated') as nru:
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self.db.create_router(mock.Mock(), router_input)
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self.assertTrue(crd.called)
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if external_gateway_info:
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self.assertTrue(urgi.called)
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self.assertTrue(nru.called)
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else:
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self.assertFalse(urgi.called)
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self.assertFalse(nru.called)
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def test_create_router_no_gateway(self):
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self._test_create_router()
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def test_create_router_gateway(self):
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ext_gateway_info = {'network_id': 'net-id', 'enable_snat': True,
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'external_fixed_ips': [
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{'subnet_id': 'subnet-id',
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'ip_address': 'ip'}]}
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self._test_create_router(ext_gateway_info)
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def test_add_router_interface_no_interface_info(self):
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router_db = l3_models.Router(id='123')
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with mock.patch.object(l3_db.L3_NAT_dbonly_mixin, '_get_router',
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return_value=router_db):
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self.assertRaises(
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n_exc.BadRequest,
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self.db.add_router_interface, mock.Mock(), router_db.id)
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class FakeL3Plugin(l3_db.L3_NAT_dbonly_mixin):
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pass
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class L3TestCase(test_db_base_plugin_v2.NeutronDbPluginV2TestCase):
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GET_PORTS_BY_ROUTER_MSG = (
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'The following ports, assigned to router %(router_id)s, do not have a '
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'"routerport" register: %(port_ids)s')
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def setUp(self, *args, **kwargs):
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super(L3TestCase, self).setUp(plugin='ml2')
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self.core_plugin = directory.get_plugin()
|
|
self.ctx = context.get_admin_context()
|
|
self.mixin = FakeL3Plugin()
|
|
directory.add_plugin(plugin_constants.L3, self.mixin)
|
|
self.network = self.create_network()
|
|
self.subnets = []
|
|
self.subnets.append(self.create_subnet(self.network, '1.1.1.1',
|
|
'1.1.1.0/24'))
|
|
self.subnets.append(self.create_subnet(self.network, '1.1.2.1',
|
|
'1.1.2.0/24'))
|
|
router = {'router': {'name': 'foo_router', 'admin_state_up': True,
|
|
'tenant_id': 'foo_tenant'}}
|
|
self.router = self.create_router(router)
|
|
self.ports = []
|
|
for subnet in self.subnets:
|
|
ipa = str(netaddr.IPNetwork(subnet['subnet']['cidr']).ip + 10)
|
|
fixed_ips = [{'subnet_id': subnet['subnet']['id'],
|
|
'ip_address': ipa}]
|
|
self.ports.append(self.create_port(
|
|
self.network['network']['id'], {'fixed_ips': fixed_ips}))
|
|
self.addCleanup(self._clean_objs)
|
|
|
|
def _clean_objs(self):
|
|
port_obj.Port.delete_objects(
|
|
self.ctx, network_id=self.network['network']['id'])
|
|
subnet_obj.Subnet.delete_objects(
|
|
self.ctx, network_id=self.network['network']['id'])
|
|
network_obj.Network.get_object(
|
|
self.ctx, id=self.network['network']['id']).delete()
|
|
l3_obj.Router.get_object(self.ctx, id=self.router['id']).delete()
|
|
|
|
def create_router(self, router):
|
|
with self.ctx.session.begin(subtransactions=True):
|
|
return self.mixin.create_router(self.ctx, router)
|
|
|
|
def create_port(self, net_id, port_info):
|
|
with self.ctx.session.begin(subtransactions=True):
|
|
return self._make_port(self.fmt, net_id, **port_info)
|
|
|
|
def create_network(self, name=None, **kwargs):
|
|
name = name or 'network1'
|
|
with self.ctx.session.begin(subtransactions=True):
|
|
return self._make_network(self.fmt, name, True, **kwargs)
|
|
|
|
def create_subnet(self, network, gateway, cidr, **kwargs):
|
|
with self.ctx.session.begin(subtransactions=True):
|
|
return self._make_subnet(self.fmt, network, gateway, cidr,
|
|
**kwargs)
|
|
|
|
def _add_router_interfaces(self):
|
|
return [self.mixin.add_router_interface(
|
|
self.ctx, self.router['id'],
|
|
interface_info={'port_id': port['port']['id']})
|
|
for port in self.ports]
|
|
|
|
def _check_routerports(self, ri_statuses):
|
|
port_ids = []
|
|
for idx, ri_status in enumerate(ri_statuses):
|
|
rp_obj = l3_obj.RouterPort.get_object(
|
|
self.ctx, port_id=self.ports[idx]['port']['id'],
|
|
router_id=self.router['id'])
|
|
if ri_status:
|
|
self.assertEqual(self.ports[idx]['port']['id'], rp_obj.port_id)
|
|
port_ids.append(rp_obj.port_id)
|
|
else:
|
|
self.assertIsNone(rp_obj)
|
|
|
|
_router_obj = l3_obj.Router.get_object(self.ctx, id=self.router['id'])
|
|
router_port_ids = [rp.port_id for rp in
|
|
_router_obj.db_obj.attached_ports]
|
|
self.assertEqual(sorted(port_ids), sorted(router_port_ids))
|
|
|
|
@mock.patch.object(port_obj, 'LOG')
|
|
def test_remove_router_interface_by_port(self, mock_log):
|
|
self._add_router_interfaces()
|
|
self._check_routerports((True, True))
|
|
|
|
interface_info = {'port_id': self.ports[0]['port']['id']}
|
|
self.mixin.remove_router_interface(self.ctx, self.router['id'],
|
|
interface_info)
|
|
mock_log.warning.assert_not_called()
|
|
self._check_routerports((False, True))
|
|
|
|
@mock.patch.object(port_obj, 'LOG')
|
|
def test_remove_router_interface_by_port_removed_rport(self, mock_log):
|
|
self._add_router_interfaces()
|
|
self._check_routerports((True, True))
|
|
|
|
rp_obj = l3_obj.RouterPort.get_object(
|
|
self.ctx, router_id=self.router['id'],
|
|
port_id=self.ports[0]['port']['id'])
|
|
rp_obj.delete()
|
|
|
|
interface_info = {'port_id': self.ports[0]['port']['id']}
|
|
self.mixin.remove_router_interface(self.ctx, self.router['id'],
|
|
interface_info)
|
|
msg_vars = {'router_id': self.router['id'],
|
|
'port_ids': {self.ports[0]['port']['id']}}
|
|
mock_log.warning.assert_called_once_with(self.GET_PORTS_BY_ROUTER_MSG,
|
|
msg_vars)
|
|
self._check_routerports((False, True))
|
|
|
|
@mock.patch.object(port_obj, 'LOG')
|
|
def test_remove_router_interface_by_subnet(self, mock_log):
|
|
self._add_router_interfaces()
|
|
self._check_routerports((True, True))
|
|
|
|
interface_info = {'subnet_id': self.subnets[1]['subnet']['id']}
|
|
self.mixin.remove_router_interface(self.ctx, self.router['id'],
|
|
interface_info)
|
|
mock_log.warning.not_called_once()
|
|
self._check_routerports((True, False))
|
|
|
|
@mock.patch.object(port_obj, 'LOG')
|
|
def test_remove_router_interface_by_subnet_removed_rport(self, mock_log):
|
|
self._add_router_interfaces()
|
|
self._check_routerports((True, True))
|
|
|
|
rp_obj = l3_obj.RouterPort.get_object(
|
|
self.ctx, router_id=self.router['id'],
|
|
port_id=self.ports[0]['port']['id'])
|
|
rp_obj.delete()
|
|
|
|
interface_info = {'subnet_id': self.subnets[0]['subnet']['id']}
|
|
self.mixin.remove_router_interface(self.ctx, self.router['id'],
|
|
interface_info)
|
|
msg_vars = {'router_id': self.router['id'],
|
|
'port_ids': {self.ports[0]['port']['id']}}
|
|
mock_log.warning.assert_called_once_with(self.GET_PORTS_BY_ROUTER_MSG,
|
|
msg_vars)
|
|
self._check_routerports((False, True))
|