105 lines
4.0 KiB
Python
105 lines
4.0 KiB
Python
# Copyright 2015 Red Hat, Inc.
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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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from concurrent import futures
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import os
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from oslo_config import cfg
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from oslo_log import log as logging
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from neutron.common import utils as common_utils
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from neutron.tests import base as tests_base
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from neutron.tests.common import helpers
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from neutron.tests.common import net_helpers
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from neutron.tests.fullstack.resources import client as client_resource
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from neutron.tests import tools
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from neutron.tests.unit import testlib_api
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# This is the directory from which infra fetches log files for fullstack tests
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DEFAULT_LOG_DIR = os.path.join(helpers.get_test_log_path(),
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'dsvm-fullstack-logs')
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ROOTDIR = os.path.dirname(__file__)
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LOG = logging.getLogger(__name__)
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class BaseFullStackTestCase(testlib_api.MySQLTestCaseMixin,
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testlib_api.SqlTestCase):
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"""Base test class for full-stack tests."""
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BUILD_WITH_MIGRATIONS = True
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def setUp(self, environment):
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super(BaseFullStackTestCase, self).setUp()
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tests_base.setup_test_logging(
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cfg.CONF, DEFAULT_LOG_DIR, '%s.txt' % self.get_name())
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# NOTE(zzzeek): the opportunistic DB fixtures have built for
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# us a per-test (or per-process) database. Set the URL of this
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# database in CONF as the full stack tests need to actually run a
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# neutron server against this database.
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_orig_db_url = cfg.CONF.database.connection
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cfg.CONF.set_override(
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'connection', str(self.engine.url), group='database')
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self.addCleanup(
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cfg.CONF.set_override,
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"connection", _orig_db_url, group="database"
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)
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# NOTE(ihrachys): seed should be reset before environment fixture below
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# since the latter starts services that may rely on generated port
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# numbers
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tools.reset_random_seed()
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# configure test runner to use rootwrap
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self.setup_rootwrap()
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self.environment = environment
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self.environment.test_name = self.get_name()
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self.useFixture(self.environment)
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self.client = self.environment.neutron_server.client
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self.safe_client = self.useFixture(
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client_resource.ClientFixture(self.client))
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def get_name(self):
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class_name, test_name = self.id().split(".")[-2:]
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return "%s.%s" % (class_name, test_name)
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def _assert_ping_during_agents_restart(
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self, agents, src_namespace, ips, restart_timeout=10,
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ping_timeout=1, count=10):
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with net_helpers.async_ping(
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src_namespace, ips, timeout=ping_timeout,
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count=count) as done:
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LOG.debug("Restarting agents")
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executor = futures.ThreadPoolExecutor(max_workers=len(agents))
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restarts = [agent.restart(executor=executor)
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for agent in agents]
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futures.wait(restarts, timeout=restart_timeout)
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self.assertTrue(all([r.done() for r in restarts]))
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LOG.debug("Restarting agents - done")
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# It is necessary to give agents time to initialize
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# because some crucial steps (e.g. setting up bridge flows)
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# happen only after RPC is established
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common_utils.wait_until_true(
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done,
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timeout=count * (ping_timeout + 1),
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exception=RuntimeError("Could not ping the other VM, L2 agent "
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"restart leads to network disruption"))
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