openstack
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keystone
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keystone/keystone/tests/unit/core.py

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# Copyright 2012 OpenStack Foundation
#
# 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.
from __future__ import absolute_import
import atexit
import base64
import datetime
import functools
import hashlib
import json
import ldap
import os
import shutil
import socket
import sys
import uuid
import warnings
import fixtures
from oslo_config import fixture as config_fixture
from oslo_context import context as oslo_context
from oslo_context import fixture as oslo_ctx_fixture
from oslo_log import fixture as log_fixture
from oslo_log import log
from oslo_utils import timeutils
from paste.deploy import loadwsgi
import six
from sqlalchemy import exc
import testtools
from testtools import testcase
from keystone.common import context
from keystone.common import dependency
from keystone.common import request
from keystone.common import sql
import keystone.conf
from keystone import exception
from keystone.identity.backends.ldap import common as ks_ldap
from keystone import notifications
from keystone.tests.unit import ksfixtures
from keystone.version import controllers
from keystone.version import service
keystone.conf.configure()
keystone.conf.set_config_defaults()
PID = six.text_type(os.getpid())
TESTSDIR = os.path.dirname(os.path.abspath(__file__))
TESTCONF = os.path.join(TESTSDIR, 'config_files')
ROOTDIR = os.path.normpath(os.path.join(TESTSDIR, '..', '..', '..'))
VENDOR = os.path.join(ROOTDIR, 'vendor')
ETCDIR = os.path.join(ROOTDIR, 'etc')
def _calc_tmpdir():
env_val = os.environ.get('KEYSTONE_TEST_TEMP_DIR')
if not env_val:
return os.path.join(TESTSDIR, 'tmp', PID)
return os.path.join(env_val, PID)
TMPDIR = _calc_tmpdir()
CONF = keystone.conf.CONF
log.register_options(CONF)
IN_MEM_DB_CONN_STRING = 'sqlite://'
# Strictly matches ISO 8601 timestamps with subsecond precision like:
# 2016-06-28T20:48:56.000000Z
TIME_FORMAT = '%Y-%m-%dT%H:%M:%S.%fZ'
TIME_FORMAT_REGEX = '^\d{4}-[0-1]\d-[0-3]\dT[0-2]\d:[0-5]\d:[0-5]\d\.\d{6}Z$'
exception._FATAL_EXCEPTION_FORMAT_ERRORS = True
os.makedirs(TMPDIR)
atexit.register(shutil.rmtree, TMPDIR)
class dirs(object):
@staticmethod
def root(*p):
return os.path.join(ROOTDIR, *p)
@staticmethod
def etc(*p):
return os.path.join(ETCDIR, *p)
@staticmethod
def tests(*p):
return os.path.join(TESTSDIR, *p)
@staticmethod
def tmp(*p):
return os.path.join(TMPDIR, *p)
@staticmethod
def tests_conf(*p):
return os.path.join(TESTCONF, *p)
class EggLoader(loadwsgi.EggLoader):
_basket = {}
def find_egg_entry_point(self, object_type, name=None):
egg_key = '%s:%s' % (object_type, name)
egg_ep = self._basket.get(egg_key)
if not egg_ep:
egg_ep = super(EggLoader, self).find_egg_entry_point(
object_type, name=name)
self._basket[egg_key] = egg_ep
return egg_ep
# NOTE(dstanek): class paths were removed from the keystone-paste.ini in
# favor of using entry points. This caused tests to slow to a crawl
# since we reload the application object for each RESTful test. This
# monkey-patching adds caching to paste deploy's egg lookup.
loadwsgi.EggLoader = EggLoader
@atexit.register
def remove_test_databases():
db = dirs.tmp('test.db')
if os.path.exists(db):
os.unlink(db)
pristine = dirs.tmp('test.db.pristine')
if os.path.exists(pristine):
os.unlink(pristine)
def skip_if_cache_disabled(*sections):
"""Skip a test if caching is disabled, this is a decorator.
Caching can be disabled either globally or for a specific section.
In the code fragment::
@skip_if_cache_is_disabled('assignment', 'token')
def test_method(*args):
...
The method test_method would be skipped if caching is disabled globally via
the `enabled` option in the `cache` section of the configuration or if
the `caching` option is set to false in either `assignment` or `token`
sections of the configuration. This decorator can be used with no
arguments to only check global caching.
If a specified configuration section does not define the `caching` option,
this decorator makes the same assumption as the `should_cache_fn` in
keystone.common.cache that caching should be enabled.
"""
def wrapper(f):
@functools.wraps(f)
def inner(*args, **kwargs):
if not CONF.cache.enabled:
raise testcase.TestSkipped('Cache globally disabled.')
for s in sections:
conf_sec = getattr(CONF, s, None)
if conf_sec is not None:
if not getattr(conf_sec, 'caching', True):
raise testcase.TestSkipped('%s caching disabled.' % s)
return f(*args, **kwargs)
return inner
return wrapper
def skip_if_cache_is_enabled(*sections):
def wrapper(f):
@functools.wraps(f)
def inner(*args, **kwargs):
if CONF.cache.enabled:
for s in sections:
conf_sec = getattr(CONF, s, None)
if conf_sec is not None:
if getattr(conf_sec, 'caching', True):
raise testcase.TestSkipped('%s caching enabled.' %
s)
return f(*args, **kwargs)
return inner
return wrapper
def skip_if_no_multiple_domains_support(f):
"""Decorator to skip tests for identity drivers limited to one domain."""
@functools.wraps(f)
def wrapper(*args, **kwargs):
test_obj = args[0]
if not test_obj.identity_api.multiple_domains_supported:
raise testcase.TestSkipped('No multiple domains support')
return f(*args, **kwargs)
return wrapper
class UnexpectedExit(Exception):
pass
def new_region_ref(parent_region_id=None, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'parent_region_id': parent_region_id}
ref.update(kwargs)
return ref
def new_service_ref(**kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'enabled': True,
'type': uuid.uuid4().hex,
}
ref.update(kwargs)
return ref
NEEDS_REGION_ID = object()
def new_endpoint_ref(service_id, interface='public',
region_id=NEEDS_REGION_ID, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'interface': interface,
'service_id': service_id,
'url': 'https://' + uuid.uuid4().hex + '.com',
}
if region_id is NEEDS_REGION_ID:
ref['region_id'] = uuid.uuid4().hex
elif region_id is None and kwargs.get('region') is not None:
# pre-3.2 form endpoints are not supported by this function
raise NotImplementedError("use new_endpoint_ref_with_region")
else:
ref['region_id'] = region_id
ref.update(kwargs)
return ref
def new_endpoint_ref_with_region(service_id, region, interface='public',
**kwargs):
"""Define an endpoint_ref having a pre-3.2 form.
Contains the deprecated 'region' instead of 'region_id'.
"""
ref = new_endpoint_ref(service_id, interface, region=region,
region_id='invalid', **kwargs)
del ref['region_id']
return ref
def new_domain_ref(**kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'enabled': True
}
ref.update(kwargs)
return ref
def new_project_ref(domain_id=None, is_domain=False, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'enabled': True,
'domain_id': domain_id,
'is_domain': is_domain,
}
# NOTE(henry-nash): We don't include parent_id in the initial list above
# since specifying it is optional depending on where the project sits in
# the hierarchy (and a parent_id of None has meaning - i.e. it's a top
# level project).
ref.update(kwargs)
return ref
def new_user_ref(domain_id, project_id=None, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'enabled': True,
'domain_id': domain_id,
'email': uuid.uuid4().hex,
'password': uuid.uuid4().hex,
}
if project_id:
ref['default_project_id'] = project_id
ref.update(kwargs)
return ref
def new_federated_user_ref(idp_id=None, protocol_id=None, **kwargs):
ref = {
'idp_id': idp_id or 'ORG_IDP',
'protocol_id': protocol_id or 'saml2',
'unique_id': uuid.uuid4().hex,
'display_name': uuid.uuid4().hex,
}
ref.update(kwargs)
return ref
def new_group_ref(domain_id, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'domain_id': domain_id
}
ref.update(kwargs)
return ref
def new_credential_ref(user_id, project_id=None, type='cert', **kwargs):
ref = {
'id': uuid.uuid4().hex,
'user_id': user_id,
'type': type,
}
if project_id:
ref['project_id'] = project_id
if 'blob' not in kwargs:
ref['blob'] = uuid.uuid4().hex
ref.update(kwargs)
return ref
def new_cert_credential(user_id, project_id=None, blob=None, **kwargs):
if blob is None:
blob = {'access': uuid.uuid4().hex, 'secret': uuid.uuid4().hex}
credential = new_credential_ref(user_id=user_id,
project_id=project_id,
blob=json.dumps(blob),
type='cert',
**kwargs)
return blob, credential
def new_ec2_credential(user_id, project_id=None, blob=None, **kwargs):
if blob is None:
blob = {
'access': uuid.uuid4().hex,
'secret': uuid.uuid4().hex,
'trust_id': None
}
if 'id' not in kwargs:
access = blob['access'].encode('utf-8')
kwargs['id'] = hashlib.sha256(access).hexdigest()
credential = new_credential_ref(user_id=user_id,
project_id=project_id,
blob=json.dumps(blob),
type='ec2',
**kwargs)
return blob, credential
def new_totp_credential(user_id, project_id=None, blob=None):
if not blob:
# NOTE(notmorgan): 20 bytes of data from os.urandom for
# a totp secret.
blob = base64.b32encode(os.urandom(20)).decode('utf-8')
credential = new_credential_ref(user_id=user_id,
project_id=project_id,
blob=blob,
type='totp')
return credential
def new_role_ref(**kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'domain_id': None
}
ref.update(kwargs)
return ref
def new_policy_ref(**kwargs):
ref = {
'id': uuid.uuid4().hex,
'name': uuid.uuid4().hex,
'description': uuid.uuid4().hex,
'enabled': True,
# Store serialized JSON data as the blob to mimic real world usage.
'blob': json.dumps({'data': uuid.uuid4().hex, }),
'type': uuid.uuid4().hex,
}
ref.update(kwargs)
return ref
def new_trust_ref(trustor_user_id, trustee_user_id, project_id=None,
impersonation=None, expires=None, role_ids=None,
role_names=None, remaining_uses=None,
allow_redelegation=False, redelegation_count=None, **kwargs):
ref = {
'id': uuid.uuid4().hex,
'trustor_user_id': trustor_user_id,
'trustee_user_id': trustee_user_id,
'impersonation': impersonation or False,
'project_id': project_id,
'remaining_uses': remaining_uses,
'allow_redelegation': allow_redelegation,
}
if isinstance(redelegation_count, int):
ref.update(redelegation_count=redelegation_count)
if isinstance(expires, six.string_types):
ref['expires_at'] = expires
elif isinstance(expires, dict):
ref['expires_at'] = (
timeutils.utcnow() + datetime.timedelta(**expires)
).strftime(TIME_FORMAT)
elif expires is None:
pass
else:
raise NotImplementedError('Unexpected value for "expires"')
role_ids = role_ids or []
role_names = role_names or []
if role_ids or role_names:
ref['roles'] = []
for role_id in role_ids:
ref['roles'].append({'id': role_id})
for role_name in role_names:
ref['roles'].append({'name': role_name})
ref.update(kwargs)
return ref
def create_user(api, domain_id, **kwargs):
"""Create a user via the API. Keep the created password.
The password is saved and restored when api.create_user() is called.
Only use this routine if there is a requirement for the user object to
have a valid password after api.create_user() is called.
"""
user = new_user_ref(domain_id=domain_id, **kwargs)
password = user['password']
user = api.create_user(user)
user['password'] = password
return user
class BaseTestCase(testtools.TestCase):
"""Light weight base test class.
This is a placeholder that will eventually go away once the
setup/teardown in TestCase is properly trimmed down to the bare
essentials. This is really just a play to speed up the tests by
eliminating unnecessary work.
"""
def setUp(self):
super(BaseTestCase, self).setUp()
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
self.useFixture(fixtures.MockPatchObject(sys, 'exit',
side_effect=UnexpectedExit))
self.useFixture(log_fixture.get_logging_handle_error_fixture())
warnings.filterwarnings('error', category=DeprecationWarning,
module='^keystone\\.')
warnings.simplefilter('error', exc.SAWarning)
self.addCleanup(warnings.resetwarnings)
# Ensure we have an empty threadlocal context at the start of each
# test.
self.assertIsNone(oslo_context.get_current())
self.useFixture(oslo_ctx_fixture.ClearRequestContext())
orig_debug_level = ldap.get_option(ldap.OPT_DEBUG_LEVEL)
self.addCleanup(ldap.set_option, ldap.OPT_DEBUG_LEVEL,
orig_debug_level)
orig_tls_cacertfile = ldap.get_option(ldap.OPT_X_TLS_CACERTFILE)
if orig_tls_cacertfile is None:
orig_tls_cacertfile = ''
self.addCleanup(ldap.set_option, ldap.OPT_X_TLS_CACERTFILE,
orig_tls_cacertfile)
orig_tls_cacertdir = ldap.get_option(ldap.OPT_X_TLS_CACERTDIR)
# Setting orig_tls_cacertdir to None is not allowed.
if orig_tls_cacertdir is None:
orig_tls_cacertdir = ''
self.addCleanup(ldap.set_option, ldap.OPT_X_TLS_CACERTDIR,
orig_tls_cacertdir)
orig_tls_require_cert = ldap.get_option(ldap.OPT_X_TLS_REQUIRE_CERT)
self.addCleanup(ldap.set_option, ldap.OPT_X_TLS_REQUIRE_CERT,
orig_tls_require_cert)
self.addCleanup(ks_ldap.PooledLDAPHandler.connection_pools.clear)
def cleanup_instance(self, *names):
"""Create a function suitable for use with self.addCleanup.
:returns: a callable that uses a closure to delete instance attributes
"""
def cleanup():
for name in names:
# TODO(dstanek): remove this 'if' statement once
# load_backend in test_backend_ldap is only called once
# per test
if hasattr(self, name):
delattr(self, name)
return cleanup
def skip_if_env_not_set(self, env_var):
if not os.environ.get(env_var):
self.skipTest('Env variable %s is not set.' % env_var)
def skip_test_overrides(self, *args, **kwargs):
if self._check_for_method_in_parents(self._testMethodName):
return super(BaseTestCase, self).skipTest(*args, **kwargs)
raise Exception('%r is not a previously defined test method'
% self._testMethodName)
def _check_for_method_in_parents(self, name):
# skip first to get to parents
for cls in self.__class__.__mro__[1:]:
if hasattr(cls, name):
return True
return False
class TestCase(BaseTestCase):
def config_files(self):
return []
def _policy_fixture(self):
return ksfixtures.Policy(dirs.etc('policy.json'), self.config_fixture)
def make_request(self, path='/', **kwargs):
is_admin = kwargs.pop('is_admin', False)
environ = kwargs.setdefault('environ', {})
if not environ.get(context.REQUEST_CONTEXT_ENV):
environ[context.REQUEST_CONTEXT_ENV] = context.RequestContext(
is_admin=is_admin,
authenticated=kwargs.pop('authenticated', True))
req = request.Request.blank(path=path, **kwargs)
req.context_dict['is_admin'] = is_admin
return req
def config_overrides(self):
# NOTE(morganfainberg): enforce config_overrides can only ever be
# called a single time.
assert self.__config_overrides_called is False
self.__config_overrides_called = True
signing_certfile = 'examples/pki/certs/signing_cert.pem'
signing_keyfile = 'examples/pki/private/signing_key.pem'
self.useFixture(self._policy_fixture())
self.config_fixture.config(
# TODO(morganfainberg): Make Cache Testing a separate test case
# in tempest, and move it out of the base unit tests.
group='cache',
backend='dogpile.cache.memory',
enabled=True,
proxies=['oslo_cache.testing.CacheIsolatingProxy'])
self.config_fixture.config(
group='catalog',
driver='sql',
template_file=dirs.tests('default_catalog.templates'))
self.config_fixture.config(
group='signing', certfile=signing_certfile,
keyfile=signing_keyfile,
ca_certs='examples/pki/certs/cacert.pem')
self.config_fixture.config(
group='saml', certfile=signing_certfile, keyfile=signing_keyfile)
self.config_fixture.config(
default_log_levels=[
'amqp=WARN',
'amqplib=WARN',
'boto=WARN',
'qpid=WARN',
'sqlalchemy=WARN',
'suds=INFO',
'oslo.messaging=INFO',
'iso8601=WARN',
'requests.packages.urllib3.connectionpool=WARN',
'routes.middleware=INFO',
'stevedore.extension=INFO',
'keystone.notifications=INFO',
'keystone.identity.backends.ldap.common=INFO',
])
# NOTE(notmorgan): Set password rounds low here to ensure speedy
# tests. This is explicitly set because the tests here are not testing
# the integrity of the password hashing, just that the correct form
# of hashing has been used. Note that 4 is the lowest for bcrypt
# allowed in the `[identity] password_hash_rounds` setting
self.config_fixture.config(group='identity', password_hash_rounds=4)
self.config_fixture.config(crypt_strength=1000)
self.useFixture(
ksfixtures.KeyRepository(
self.config_fixture,
'fernet_tokens',
CONF.fernet_tokens.max_active_keys
)
)
def _assert_config_overrides_called(self):
assert self.__config_overrides_called is True
def setUp(self):
super(TestCase, self).setUp()
self.__config_overrides_called = False
self.__load_backends_called = False
self.config_fixture = self.useFixture(config_fixture.Config(CONF))
self.addCleanup(delattr, self, 'config_fixture')
self.config(self.config_files())
# NOTE(morganfainberg): mock the auth plugin setup to use the config
# fixture which automatically unregisters options when performing
# cleanup.
def mocked_register_auth_plugin_opt(conf, opt):
self.config_fixture.register_opt(opt, group='auth')
self.useFixture(fixtures.MockPatchObject(
keystone.conf.auth, '_register_auth_plugin_opt',
new=mocked_register_auth_plugin_opt))
self.config_overrides()
# NOTE(morganfainberg): ensure config_overrides has been called.
self.addCleanup(self._assert_config_overrides_called)
self.useFixture(fixtures.FakeLogger(level=log.DEBUG))
# NOTE(morganfainberg): This code is a copy from the oslo-incubator
# log module. This is not in a function or otherwise available to use
# without having a CONF object to setup logging. This should help to
# reduce the log size by limiting what we log (similar to how Keystone
# would run under mod_wsgi).
for pair in CONF.default_log_levels:
mod, _sep, level_name = pair.partition('=')
logger = log.getLogger(mod)
logger.logger.setLevel(level_name)
self.useFixture(ksfixtures.Cache())
# Clear the registry of providers so that providers from previous
# tests aren't used.
self.addCleanup(dependency.reset)
# Ensure Notification subscriptions and resource types are empty
self.addCleanup(notifications.clear_subscribers)
self.addCleanup(notifications.reset_notifier)
self.addCleanup(setattr, controllers, '_VERSIONS', [])
def config(self, config_files):
sql.initialize()
CONF(args=[], project='keystone', default_config_files=config_files)
def load_backends(self):
"""Initialize each manager and assigns them to an attribute."""
self.useFixture(ksfixtures.BackendLoader(self))
def load_fixtures(self, fixtures):
"""Hacky basic and naive fixture loading based on a python module.
Expects that the various APIs into the various services are already
defined on `self`.
"""
# NOTE(dstanek): create a list of attribute names to be removed
# from this instance during cleanup
fixtures_to_cleanup = []
# TODO(termie): doing something from json, probably based on Django's
# loaddata will be much preferred.
if (hasattr(self, 'identity_api') and
hasattr(self, 'assignment_api') and
hasattr(self, 'resource_api')):
for domain in fixtures.DOMAINS:
rv = self.resource_api.create_domain(domain['id'], domain)
attrname = 'domain_%s' % domain['id']
setattr(self, attrname, rv)
fixtures_to_cleanup.append(attrname)
for tenant in fixtures.TENANTS:
tenant_attr_name = 'tenant_%s' % tenant['name'].lower()
rv = self.resource_api.create_project(
tenant['id'], tenant)
setattr(self, tenant_attr_name, rv)
fixtures_to_cleanup.append(tenant_attr_name)
for role in fixtures.ROLES:
rv = self.role_api.create_role(role['id'], role)
attrname = 'role_%s' % role['name']
setattr(self, attrname, rv)
fixtures_to_cleanup.append(attrname)
for user in fixtures.USERS:
user_copy = user.copy()
tenants = user_copy.pop('tenants')
# For users, the manager layer will generate the ID
user_copy = self.identity_api.create_user(user_copy)
# Our tests expect that the password is still in the user
# record so that they can reference it, so put it back into
# the dict returned.
user_copy['password'] = user['password']
for tenant_id in tenants:
self.assignment_api.add_user_to_project(
tenant_id, user_copy['id'])
# Use the ID from the fixture as the attribute name, so
# that our tests can easily reference each user dict, while
# the ID in the dict will be the real public ID.
attrname = 'user_%s' % user['name']
setattr(self, attrname, user_copy)
fixtures_to_cleanup.append(attrname)
for role_assignment in fixtures.ROLE_ASSIGNMENTS:
role_id = role_assignment['role_id']
user = role_assignment['user']
tenant_id = role_assignment['tenant_id']
user_id = getattr(self, 'user_%s' % user)['id']
self.assignment_api.add_role_to_user_and_project(
user_id, tenant_id, role_id)
self.addCleanup(self.cleanup_instance(*fixtures_to_cleanup))
def _paste_config(self, config):
if not config.startswith('config:'):
test_path = os.path.join(TESTSDIR, config)
etc_path = os.path.join(ROOTDIR, 'etc', config)
for path in [test_path, etc_path]:
if os.path.exists('%s-paste.ini' % path):
return 'config:%s-paste.ini' % path
return config
def loadapp(self, config, name='main'):
return service.loadapp(self._paste_config(config), name=name)
def assertCloseEnoughForGovernmentWork(self, a, b, delta=3):
"""Assert that two datetimes are nearly equal within a small delta.
:param delta: Maximum allowable time delta, defined in seconds.
"""
if a == b:
# Short-circuit if the values are the same.
return
msg = '%s != %s within %s delta' % (a, b, delta)
self.assertLessEqual(abs(a - b).seconds, delta, msg)
def assertTimestampEqual(self, expected, value):
# Compare two timestamps but ignore the microseconds part
# of the expected timestamp. Keystone does not track microseconds and
# is working to eliminate microseconds from it's datetimes used.
expected = timeutils.parse_isotime(expected).replace(microsecond=0)
value = timeutils.parse_isotime(value).replace(microsecond=0)
self.assertEqual(
expected,
value,
"%s != %s" % (expected, value))
def assertNotEmpty(self, l):
self.assertGreater(len(l), 0)
def assertUserDictEqual(self, expected, observed, message=''):
"""Assert that a user dict is equal to another user dict.
User dictionaries have some variable values that should be ignored in
the comparison. This method is a helper that strips those elements out
when comparing the user dictionary. This normalized these differences
that should not change the comparison.
"""
# NOTE(notmorgan): An empty option list is the same as no options being
# specified in the user_ref. This removes options if it is empty in
# observed if options is not specified in the expected value.
if ('options' in observed and not observed['options'] and
'options' not in expected):
observed = observed.copy()
del observed['options']
self.assertDictEqual(expected, observed, message)
@property
def ipv6_enabled(self):
if socket.has_ipv6:
sock = None
try:
sock = socket.socket(socket.AF_INET6)
# NOTE(Mouad): Try to bind to IPv6 loopback ip address.
sock.bind(("::1", 0))
return True
except socket.error:
pass
finally:
if sock:
sock.close()
return False
def skip_if_no_ipv6(self):
if not self.ipv6_enabled:
raise self.skipTest("IPv6 is not enabled in the system")
class SQLDriverOverrides(object):
"""A mixin for consolidating sql-specific test overrides."""
def config_overrides(self):
super(SQLDriverOverrides, self).config_overrides()
# SQL specific driver overrides
self.config_fixture.config(group='catalog', driver='sql')
self.config_fixture.config(group='identity', driver='sql')
self.config_fixture.config(group='policy', driver='sql')
self.config_fixture.config(group='token', driver='sql')
self.config_fixture.config(group='trust', driver='sql')
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