Append @randtoken to L3 agent namespaces in full stack tests
Change-Id: Ib180a5836f653385ec2877c50fbca6f850eff351 Closes-Bug: #1446261
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#!/usr/bin/env python
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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 mock
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import sys
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from oslo_config import cfg
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from neutron.agent.l3 import agent
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from neutron.agent.l3 import namespaces
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from neutron.agent import l3_agent
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class L3NATAgentForTest(agent.L3NATAgentWithStateReport):
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def __init__(self, host, conf=None):
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ns_suffix = '@%s' % cfg.CONF.test_namespace_suffix
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# Mock out building of namespace names
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orig_build_ns_name = namespaces.build_ns_name
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def build_ns_name(prefix, identifier):
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return "%s%s" % (orig_build_ns_name(prefix, identifier), ns_suffix)
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build_ns = mock.patch.object(namespaces, 'build_ns_name').start()
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build_ns.side_effect = build_ns_name
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# Mock the parsing prefix from namespace names
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orig_get_prefix = namespaces.get_prefix_from_ns_name
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def get_prefix_from_ns_name(ns_name):
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if ns_name.endswith(ns_suffix):
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return orig_get_prefix(ns_name[:-len(ns_suffix)])
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parse_prefix = mock.patch.object(namespaces,
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'get_prefix_from_ns_name').start()
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parse_prefix.side_effect = get_prefix_from_ns_name
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# Mock the parsing id from namespace names
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orig_get_id = namespaces.get_id_from_ns_name
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def get_id_from_ns_name(ns_name):
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if ns_name.endswith(ns_suffix):
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return orig_get_id(ns_name[:-len(ns_suffix)])
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parse_id = mock.patch.object(namespaces, 'get_id_from_ns_name').start()
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parse_id.side_effect = get_id_from_ns_name
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super(L3NATAgentForTest, self).__init__(host, conf)
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OPTS = [
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cfg.StrOpt('test_namespace_suffix', default='testprefix',
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help=_("Suffix to append to all namespace names.")),
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]
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def register_opts(conf):
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conf.register_opts(OPTS)
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def main(manager='neutron.tests.common.agents.l3_agent.L3NATAgentForTest'):
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register_opts(cfg.CONF)
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l3_agent.main(manager=manager)
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if __name__ == "__main__":
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sys.exit(main())
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@ -207,9 +207,13 @@ class L3ConfigFixture(ConfigFixture):
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'router_delete_namespaces': 'True',
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'debug': 'True',
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'verbose': 'True',
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'test_namespace_suffix': self._generate_namespace_suffix(),
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}
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})
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def _generate_external_bridge(self):
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return base.get_rand_name(prefix='br-ex',
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max_length=constants.DEVICE_NAME_MAX_LEN)
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def _generate_namespace_suffix(self):
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return base.get_rand_name(prefix='test')
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@ -14,6 +14,7 @@
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from distutils import spawn
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import functools
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import os
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import fixtures
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from neutronclient.common import exceptions as nc_exc
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@ -24,6 +25,7 @@ from oslo_utils import timeutils
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from neutron.agent.linux import async_process
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from neutron.agent.linux import utils
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from neutron.tests import base
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from neutron.tests.common import net_helpers
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from neutron.tests.fullstack import config_fixtures
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@ -188,8 +190,13 @@ class L3AgentFixture(fixtures.Fixture):
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self.process_fixture = self.useFixture(ProcessFixture(
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name=self.NEUTRON_L3_AGENT,
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exec_name=self.NEUTRON_L3_AGENT,
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exec_name=spawn.find_executable(
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'l3_agent.py',
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path=os.path.join(base.ROOTDIR, 'common', 'agents')),
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config_filenames=config_filenames))
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def _get_br_ex_name(self):
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return self.plugin_config.DEFAULT.external_network_bridge
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def get_namespace_suffix(self):
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return self.plugin_config.DEFAULT.test_namespace_suffix
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@ -78,7 +78,10 @@ class TestLegacyL3Agent(base.BaseFullStackTestCase):
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body={'subnet_id': subnet['subnet']['id']})
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router_id = router['router']['id']
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self._assert_namespace_exists(self._get_namespace(router_id))
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namespace = "%s@%s" % (
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self._get_namespace(router_id),
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self.environment.l3_agent.get_namespace_suffix(), )
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self._assert_namespace_exists(namespace)
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self.client.remove_interface_router(
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router=router['router']['id'],
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@ -27,6 +27,7 @@ def load_tests(loader, tests, pattern):
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target_dirs = [
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this_dir,
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os.path.join(parent_dir, 'retargetable'),
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os.path.join(parent_dir, 'fullstack'),
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]
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for start_dir in target_dirs:
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new_tests = loader.discover(start_dir=start_dir, pattern=pattern)
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