aaf11f45ec
Check if network device exists is now done by checking interface index with pyroute2 interface instead of checking if MAC address for device is set. Change-Id: I2d5b95ec109fb19fc2a46c1017959f74011b9a22 Related-Bug: #1492714
102 lines
3.7 KiB
Python
102 lines
3.7 KiB
Python
# Copyright (c) 2015 Thales Services SAS
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import fixtures
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import mock
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from neutron_lib import constants
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from neutron.agent.linux import ip_lib
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from neutron.plugins.ml2.drivers.linuxbridge.agent import \
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linuxbridge_neutron_agent as lb_agent
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from neutron.tests import base as tests_base
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from neutron.tests.common import config_fixtures
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from neutron.tests.common import net_helpers
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from neutron.tests.functional import base
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from neutron.tests import tools
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class LinuxbridgeCleanupTest(base.BaseSudoTestCase):
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def _test_linuxbridge_cleanup(self, bridge_exists, callback):
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br_fixture = self.useFixture(
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tools.SafeCleanupFixture(
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net_helpers.LinuxBridgeFixture(
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prefix=lb_agent.BRIDGE_NAME_PREFIX))).fixture
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config = callback(br_fixture)
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# NOTE(slaweq): use of oslo.privsep inside neutron-linuxbridge-cleanup
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# script requires rootwrap helper to be configured in this script's
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# config
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config.update({
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'AGENT': {
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'root_helper': tests_base.get_rootwrap_cmd(),
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'root_helper_daemon': tests_base.get_rootwrap_daemon_cmd()
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}
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})
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config.update({'VXLAN': {'enable_vxlan': 'False'}})
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temp_dir = self.useFixture(fixtures.TempDir()).path
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conf = self.useFixture(config_fixtures.ConfigFileFixture(
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base_filename='neutron.conf',
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config=config,
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temp_dir=temp_dir))
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cmd = 'neutron-linuxbridge-cleanup', '--config-file', conf.filename
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ip_wrapper = ip_lib.IPWrapper(br_fixture.namespace)
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ip_wrapper.netns.execute(cmd)
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self.assertEqual(bridge_exists, ip_lib.device_exists(
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br_fixture.bridge.name, br_fixture.namespace))
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def test_cleanup_empty_bridge(self):
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def callback(br_fixture):
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return config_fixtures.ConfigDict()
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self._test_linuxbridge_cleanup(False, callback)
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def test_no_cleanup_bridge_with_tap(self):
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def callback(br_fixture):
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# TODO(cbrandily): refactor net_helpers to avoid mocking it
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mock.patch.object(
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net_helpers, 'VETH0_PREFIX',
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new_callable=mock.PropertyMock(
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return_value=constants.TAP_DEVICE_PREFIX + '0')).start()
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mock.patch.object(
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net_helpers, 'VETH1_PREFIX',
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new_callable=mock.PropertyMock(
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return_value=constants.TAP_DEVICE_PREFIX + '1')).start()
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self.useFixture(
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tools.SafeCleanupFixture(
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net_helpers.LinuxBridgePortFixture(
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br_fixture.bridge, br_fixture.namespace)))
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return config_fixtures.ConfigDict()
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self._test_linuxbridge_cleanup(True, callback)
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def test_no_cleanup_bridge_in_bridge_mappings(self):
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def callback(br_fixture):
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br_name = br_fixture.bridge.name
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conf = config_fixtures.ConfigDict()
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conf.update(
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{'LINUX_BRIDGE': {'bridge_mappings': 'physnet:%s' % br_name}})
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return conf
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self._test_linuxbridge_cleanup(True, callback)
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