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# 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 uuid
import six
from keystonemiddleware.auth_token import _exceptions as exc
from keystonemiddleware.tests.unit.auth_token import base
from keystonemiddleware.tests.unit import utils
MEMCACHED_SERVERS = ['localhost:11211']
MEMCACHED_AVAILABLE = None
class TestCacheSetup(base.BaseAuthTokenTestCase):
def test_assert_valid_memcache_protection_config(self):
# test missing memcache_secret_key
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'Encrypt'
}
self.assertRaises(exc.ConfigurationError,
self.create_simple_middleware,
conf=conf)
# test invalue memcache_security_strategy
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'whatever'
}
self.assertRaises(exc.ConfigurationError,
self.create_simple_middleware,
conf=conf)
# test missing memcache_secret_key
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'mac'
}
self.assertRaises(exc.ConfigurationError,
self.create_simple_middleware,
conf=conf)
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'Encrypt',
'memcache_secret_key': ''
}
self.assertRaises(exc.ConfigurationError,
self.create_simple_middleware,
conf=conf)
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'mAc',
'memcache_secret_key': ''
}
self.assertRaises(exc.ConfigurationError,
self.create_simple_middleware,
conf=conf)
class NoMemcacheAuthToken(base.BaseAuthTokenTestCase):
"""These tests will not have the memcache module available."""
def setUp(self):
super(NoMemcacheAuthToken, self).setUp()
self.useFixture(utils.DisableModuleFixture('memcache'))
def test_nomemcache(self):
conf = {
'admin_token': 'admin_token1',
'auth_host': 'keystone.example.com',
'auth_port': '1234',
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'auth_uri': 'https://keystone.example.com:1234',
}
self.create_simple_middleware(conf=conf)
class TestLiveMemcache(base.BaseAuthTokenTestCase):
def setUp(self):
super(TestLiveMemcache, self).setUp()
global MEMCACHED_AVAILABLE
if MEMCACHED_AVAILABLE is None:
try:
import memcache
c = memcache.Client(MEMCACHED_SERVERS)
c.set('ping', 'pong', time=1)
MEMCACHED_AVAILABLE = c.get('ping') == 'pong'
except ImportError:
MEMCACHED_AVAILABLE = False
if not MEMCACHED_AVAILABLE:
self.skipTest('memcached not available')
def test_encrypt_cache_data(self):
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'encrypt',
'memcache_secret_key': 'mysecret'
}
token = six.b(uuid.uuid4().hex)
data = uuid.uuid4().hex
token_cache = self.create_simple_middleware(conf=conf)._token_cache
token_cache.initialize({})
token_cache.set(token, data)
self.assertEqual(token_cache.get(token), data)
def test_sign_cache_data(self):
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_security_strategy': 'mac',
'memcache_secret_key': 'mysecret'
}
token = six.b(uuid.uuid4().hex)
data = uuid.uuid4().hex
token_cache = self.create_simple_middleware(conf=conf)._token_cache
token_cache.initialize({})
token_cache.set(token, data)
self.assertEqual(token_cache.get(token), data)
def test_no_memcache_protection(self):
conf = {
'memcached_servers': ','.join(MEMCACHED_SERVERS),
'memcache_secret_key': 'mysecret'
}
token = six.b(uuid.uuid4().hex)
data = uuid.uuid4().hex
token_cache = self.create_simple_middleware(conf=conf)._token_cache
token_cache.initialize({})
token_cache.set(token, data)
self.assertEqual(token_cache.get(token), data)
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