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#
# Copyright (C) 2014 eNovance Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import functools
import os
import unittest
import fixtures
from oslo_utils import uuidutils
from testtools import testcase
import tooz
def get_random_uuid():
return uuidutils.generate_uuid().encode('ascii')
def _skip_decorator(func):
@functools.wraps(func)
def skip_if_not_implemented(*args, **kwargs):
try:
return func(*args, **kwargs)
except tooz.NotImplemented as e:
raise unittest.SkipTest(str(e))
return skip_if_not_implemented
class SkipNotImplementedMeta(type):
def __new__(cls, name, bases, local):
for attr in local:
value = local[attr]
if callable(value) and (
attr.startswith('test_') or attr == 'setUp'
):
local[attr] = _skip_decorator(value)
return type.__new__(cls, name, bases, local)
class TestWithCoordinator(testcase.TestCase, metaclass=SkipNotImplementedMeta):
url = os.getenv("TOOZ_TEST_URL")
def setUp(self):
super().setUp()
if self.url is None:
raise RuntimeError("No URL set for this driver")
if os.getenv("TOOZ_TEST_ETCD3GW"):
# TODO(jan.gutter): When pifpaf supports etcd 3.4 we should use the
# defaults
self.url = (
self.url.replace("etcd://", "etcd3+http://")
+ "?api_version=v3beta"
)
if os.getenv("TOOZ_TEST_SENTINEL"):
redis_port = os.getenv("TOOZ_TEST_REDIS_PORT", 6379)
sentinel_port = os.getenv("TOOZ_TEST_REDIS_SENTINEL_PORT", 6380)
self.url = self.url.replace(
f":{redis_port}", f":{sentinel_port}?sentinel=pifpaf"
)
self.useFixture(fixtures.NestedTempfile())
self.group_id = get_random_uuid()
self.member_id = get_random_uuid()
self._coord = tooz.coordination.get_coordinator(
self.url, self.member_id
)
self._coord.start()
def tearDown(self):
self._coord.stop()
super().tearDown()
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