287 lines
12 KiB
Python
287 lines
12 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_db import exception as db_exc
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from neutron.api.rpc.handlers import dhcp_rpc
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from neutron.common import constants
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from neutron.common import exceptions as n_exc
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from neutron.tests import base
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class TestDhcpRpcCallback(base.BaseTestCase):
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def setUp(self):
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super(TestDhcpRpcCallback, self).setUp()
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self.plugin_p = mock.patch('neutron.manager.NeutronManager.get_plugin')
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get_plugin = self.plugin_p.start()
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self.plugin = mock.MagicMock()
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get_plugin.return_value = self.plugin
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self.callbacks = dhcp_rpc.DhcpRpcCallback()
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self.log_p = mock.patch('neutron.api.rpc.handlers.dhcp_rpc.LOG')
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self.log = self.log_p.start()
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def test_get_active_networks(self):
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plugin_retval = [dict(id='a'), dict(id='b')]
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self.plugin.get_networks.return_value = plugin_retval
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networks = self.callbacks.get_active_networks(mock.Mock(), host='host')
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self.assertEqual(networks, ['a', 'b'])
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self.plugin.assert_has_calls(
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[mock.call.get_networks(mock.ANY,
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filters=dict(admin_state_up=[True]))])
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self.assertEqual(len(self.log.mock_calls), 1)
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def test_group_by_network_id(self):
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port1 = {'network_id': 'a'}
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port2 = {'network_id': 'b'}
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port3 = {'network_id': 'a'}
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grouped_ports = self.callbacks._group_by_network_id(
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[port1, port2, port3])
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expected = {'a': [port1, port3], 'b': [port2]}
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self.assertEqual(expected, grouped_ports)
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def test_get_active_networks_info(self):
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plugin_retval = [{'id': 'a'}, {'id': 'b'}]
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self.plugin.get_networks.return_value = plugin_retval
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port = {'network_id': 'a'}
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subnet = {'network_id': 'b'}
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self.plugin.get_ports.return_value = [port]
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self.plugin.get_subnets.return_value = [subnet]
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networks = self.callbacks.get_active_networks_info(mock.Mock(),
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host='host')
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expected = [{'id': 'a', 'subnets': [], 'ports': [port]},
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{'id': 'b', 'subnets': [subnet], 'ports': []}]
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self.assertEqual(expected, networks)
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def _test__port_action_with_failures(self, exc=None, action=None):
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port = {
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'network_id': 'foo_network_id',
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'device_owner': constants.DEVICE_OWNER_DHCP,
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'fixed_ips': [{'subnet_id': 'foo_subnet_id'}]
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}
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self.plugin.create_port.side_effect = exc
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self.assertIsNone(self.callbacks._port_action(self.plugin,
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mock.Mock(),
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{'port': port},
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action))
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def _test__port_action_good_action(self, action, port, expected_call):
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self.callbacks._port_action(self.plugin, mock.Mock(),
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port, action)
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self.plugin.assert_has_calls(expected_call)
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def test_port_action_create_port(self):
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self._test__port_action_good_action(
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'create_port', mock.Mock(),
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mock.call.create_port(mock.ANY, mock.ANY))
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def test_port_action_update_port(self):
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fake_port = {'id': 'foo_port_id', 'port': mock.Mock()}
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self._test__port_action_good_action(
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'update_port', fake_port,
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mock.call.update_port(mock.ANY, 'foo_port_id', mock.ANY))
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def test__port_action_bad_action(self):
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self.assertRaises(
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n_exc.Invalid,
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self._test__port_action_with_failures,
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exc=None,
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action='foo_action')
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def test_create_port_catch_network_not_found(self):
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self._test__port_action_with_failures(
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exc=n_exc.NetworkNotFound(net_id='foo_network_id'),
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action='create_port')
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def test_create_port_catch_subnet_not_found(self):
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self._test__port_action_with_failures(
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exc=n_exc.SubnetNotFound(subnet_id='foo_subnet_id'),
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action='create_port')
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def test_create_port_catch_db_error(self):
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self._test__port_action_with_failures(exc=db_exc.DBError(),
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action='create_port')
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def test_create_port_catch_ip_generation_failure_reraise(self):
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self.assertRaises(
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n_exc.IpAddressGenerationFailure,
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self._test__port_action_with_failures,
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exc=n_exc.IpAddressGenerationFailure(net_id='foo_network_id'),
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action='create_port')
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def test_create_port_catch_and_handle_ip_generation_failure(self):
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self.plugin.get_subnet.side_effect = (
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n_exc.SubnetNotFound(subnet_id='foo_subnet_id'))
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self._test__port_action_with_failures(
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exc=n_exc.IpAddressGenerationFailure(net_id='foo_network_id'),
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action='create_port')
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def test_get_network_info_return_none_on_not_found(self):
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self.plugin.get_network.side_effect = n_exc.NetworkNotFound(net_id='a')
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retval = self.callbacks.get_network_info(mock.Mock(), network_id='a')
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self.assertIsNone(retval)
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def test_get_network_info(self):
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network_retval = dict(id='a')
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subnet_retval = mock.Mock()
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port_retval = mock.Mock()
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self.plugin.get_network.return_value = network_retval
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self.plugin.get_subnets.return_value = subnet_retval
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self.plugin.get_ports.return_value = port_retval
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retval = self.callbacks.get_network_info(mock.Mock(), network_id='a')
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self.assertEqual(retval, network_retval)
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self.assertEqual(retval['subnets'], subnet_retval)
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self.assertEqual(retval['ports'], port_retval)
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def _test_get_dhcp_port_helper(self, port_retval, other_expectations=[],
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update_port=None, create_port=None):
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subnets_retval = [dict(id='a', enable_dhcp=True),
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dict(id='b', enable_dhcp=False)]
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self.plugin.get_subnets.return_value = subnets_retval
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if port_retval:
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self.plugin.get_ports.return_value = [port_retval]
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else:
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self.plugin.get_ports.return_value = []
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if isinstance(update_port, n_exc.NotFound):
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self.plugin.update_port.side_effect = update_port
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else:
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self.plugin.update_port.return_value = update_port
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self.plugin.create_port.return_value = create_port
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retval = self.callbacks.get_dhcp_port(mock.Mock(),
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network_id='netid',
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device_id='devid',
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host='host')
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expected = [mock.call.get_subnets(mock.ANY,
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filters=dict(network_id=['netid'])),
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mock.call.get_ports(mock.ANY,
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filters=dict(network_id=['netid'],
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device_id=['devid']))]
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expected.extend(other_expectations)
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self.plugin.assert_has_calls(expected)
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return retval
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def test_update_dhcp_port_verify_port_action_port_dict(self):
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port = {'port': {'network_id': 'foo_network_id',
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'device_owner': constants.DEVICE_OWNER_DHCP,
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'fixed_ips': [{'subnet_id': 'foo_subnet_id'}]}
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}
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expected_port = {'port': {'network_id': 'foo_network_id',
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'device_owner': constants.DEVICE_OWNER_DHCP,
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'fixed_ips': [{'subnet_id': 'foo_subnet_id'}]
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},
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'id': 'foo_port_id'
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}
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def _fake_port_action(plugin, context, port, action):
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self.assertEqual(expected_port, port)
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self.callbacks._port_action = _fake_port_action
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self.callbacks.update_dhcp_port(mock.Mock(),
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host='foo_host',
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port_id='foo_port_id',
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port=port)
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def test_update_dhcp_port(self):
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port = {'port': {'network_id': 'foo_network_id',
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'device_owner': constants.DEVICE_OWNER_DHCP,
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'fixed_ips': [{'subnet_id': 'foo_subnet_id'}]}
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}
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expected_port = {'port': {'network_id': 'foo_network_id',
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'device_owner': constants.DEVICE_OWNER_DHCP,
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'fixed_ips': [{'subnet_id': 'foo_subnet_id'}]
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},
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'id': 'foo_port_id'
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}
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self.callbacks.update_dhcp_port(mock.Mock(),
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host='foo_host',
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port_id='foo_port_id',
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port=port)
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self.plugin.assert_has_calls(
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mock.call.update_port(mock.ANY, 'foo_port_id', expected_port))
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def test_get_dhcp_port_existing(self):
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port_retval = dict(id='port_id', fixed_ips=[dict(subnet_id='a')])
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expectations = [
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mock.call.update_port(mock.ANY, 'port_id', dict(port=port_retval))]
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self._test_get_dhcp_port_helper(port_retval, expectations,
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update_port=port_retval)
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self.assertEqual(len(self.log.mock_calls), 1)
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def _test_get_dhcp_port_create_new(self, update_port=None):
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self.plugin.get_network.return_value = dict(tenant_id='tenantid')
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create_spec = dict(tenant_id='tenantid', device_id='devid',
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network_id='netid', name='',
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admin_state_up=True,
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device_owner=constants.DEVICE_OWNER_DHCP,
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mac_address=mock.ANY)
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create_retval = create_spec.copy()
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create_retval['id'] = 'port_id'
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create_retval['fixed_ips'] = [dict(subnet_id='a', enable_dhcp=True)]
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create_spec['fixed_ips'] = [dict(subnet_id='a')]
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expectations = [
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mock.call.get_network(mock.ANY, 'netid'),
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mock.call.create_port(mock.ANY, dict(port=create_spec))]
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retval = self._test_get_dhcp_port_helper(None, expectations,
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update_port=update_port,
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create_port=create_retval)
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self.assertEqual(create_retval, retval)
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self.assertEqual(len(self.log.mock_calls), 2)
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def test_get_dhcp_port_create_new(self):
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self._test_get_dhcp_port_create_new()
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def test_get_dhcp_port_create_new_with_failure_on_port_update(self):
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self._test_get_dhcp_port_create_new(
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update_port=n_exc.PortNotFound(port_id='foo'))
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def test_release_dhcp_port(self):
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port_retval = dict(id='port_id', fixed_ips=[dict(subnet_id='a')])
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self.plugin.get_ports.return_value = [port_retval]
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self.callbacks.release_dhcp_port(mock.ANY, network_id='netid',
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device_id='devid')
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self.plugin.assert_has_calls([
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mock.call.delete_ports_by_device_id(mock.ANY, 'devid', 'netid')])
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def test_release_port_fixed_ip(self):
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port_retval = dict(id='port_id', fixed_ips=[dict(subnet_id='a')])
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port_update = dict(id='port_id', fixed_ips=[])
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self.plugin.get_ports.return_value = [port_retval]
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self.callbacks.release_port_fixed_ip(mock.ANY, network_id='netid',
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device_id='devid', subnet_id='a')
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self.plugin.assert_has_calls([
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mock.call.get_ports(mock.ANY, filters=dict(network_id=['netid'],
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device_id=['devid'])),
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mock.call.update_port(mock.ANY, 'port_id',
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dict(port=port_update))])
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