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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 datetime
import uuid
from oslo_config import cfg
from oslo_config import fixture as config_fixture
from oslo_serialization import jsonutils
from keystone.common import utils as common_utils
from keystone import exception
from keystone import service
from keystone.tests import unit as tests
from keystone.tests.unit import utils
CONF = cfg.CONF
TZ = utils.TZ
class UtilsTestCase(tests.BaseTestCase):
OPTIONAL = object()
def setUp(self):
super(UtilsTestCase, self).setUp()
self.config_fixture = self.useFixture(config_fixture.Config(CONF))
def test_hash(self):
password = 'right'
wrong = 'wrongwrong' # Two wrongs don't make a right
hashed = common_utils.hash_password(password)
self.assertTrue(common_utils.check_password(password, hashed))
self.assertFalse(common_utils.check_password(wrong, hashed))
def test_verify_normal_password_strict(self):
self.config_fixture.config(strict_password_check=False)
password = uuid.uuid4().hex
verified = common_utils.verify_length_and_trunc_password(password)
self.assertEqual(password, verified)
def test_that_a_hash_can_not_be_validated_against_a_hash(self):
# NOTE(dstanek): Bug 1279849 reported a problem where passwords
# were not being hashed if they already looked like a hash. This
# would allow someone to hash their password ahead of time
# (potentially getting around password requirements, like
# length) and then they could auth with their original password.
password = uuid.uuid4().hex
hashed_password = common_utils.hash_password(password)
new_hashed_password = common_utils.hash_password(hashed_password)
self.assertFalse(common_utils.check_password(password,
new_hashed_password))
def test_verify_long_password_strict(self):
self.config_fixture.config(strict_password_check=False)
self.config_fixture.config(group='identity', max_password_length=5)
max_length = CONF.identity.max_password_length
invalid_password = 'passw0rd'
trunc = common_utils.verify_length_and_trunc_password(invalid_password)
self.assertEqual(invalid_password[:max_length], trunc)
def test_verify_long_password_strict_raises_exception(self):
self.config_fixture.config(strict_password_check=True)
self.config_fixture.config(group='identity', max_password_length=5)
invalid_password = 'passw0rd'
self.assertRaises(exception.PasswordVerificationError,
common_utils.verify_length_and_trunc_password,
invalid_password)
def test_hash_long_password_truncation(self):
self.config_fixture.config(strict_password_check=False)
invalid_length_password = '0' * 9999999
hashed = common_utils.hash_password(invalid_length_password)
self.assertTrue(common_utils.check_password(invalid_length_password,
hashed))
def test_hash_long_password_strict(self):
self.config_fixture.config(strict_password_check=True)
invalid_length_password = '0' * 9999999
self.assertRaises(exception.PasswordVerificationError,
common_utils.hash_password,
invalid_length_password)
def _create_test_user(self, password=OPTIONAL):
user = {"name": "hthtest"}
if password is not self.OPTIONAL:
user['password'] = password
return user
def test_hash_user_password_without_password(self):
user = self._create_test_user()
hashed = common_utils.hash_user_password(user)
self.assertEqual(user, hashed)
def test_hash_user_password_with_null_password(self):
user = self._create_test_user(password=None)
hashed = common_utils.hash_user_password(user)
self.assertEqual(user, hashed)
def test_hash_user_password_with_empty_password(self):
password = ''
user = self._create_test_user(password=password)
user_hashed = common_utils.hash_user_password(user)
password_hashed = user_hashed['password']
self.assertTrue(common_utils.check_password(password, password_hashed))
def test_hash_edge_cases(self):
hashed = common_utils.hash_password('secret')
self.assertFalse(common_utils.check_password('', hashed))
self.assertFalse(common_utils.check_password(None, hashed))
def test_hash_unicode(self):
password = u'Comment \xe7a va'
wrong = 'Comment ?a va'
hashed = common_utils.hash_password(password)
self.assertTrue(common_utils.check_password(password, hashed))
self.assertFalse(common_utils.check_password(wrong, hashed))
def test_auth_str_equal(self):
self.assertTrue(common_utils.auth_str_equal('abc123', 'abc123'))
self.assertFalse(common_utils.auth_str_equal('a', 'aaaaa'))
self.assertFalse(common_utils.auth_str_equal('aaaaa', 'a'))
self.assertFalse(common_utils.auth_str_equal('ABC123', 'abc123'))
def test_unixtime(self):
global TZ
@utils.timezone
def _test_unixtime():
epoch = common_utils.unixtime(dt)
self.assertEqual(epoch, epoch_ans, "TZ=%s" % TZ)
dt = datetime.datetime(1970, 1, 2, 3, 4, 56, 0)
epoch_ans = 56 + 4 * 60 + 3 * 3600 + 86400
for d in ['+0', '-11', '-8', '-5', '+5', '+8', '+14']:
TZ = 'UTC' + d
_test_unixtime()
def test_pki_encoder(self):
data = {'field': 'value'}
json = jsonutils.dumps(data, cls=common_utils.PKIEncoder)
expected_json = b'{"field":"value"}'
self.assertEqual(expected_json, json)
class ServiceHelperTests(tests.BaseTestCase):
@service.fail_gracefully
def _do_test(self):
raise Exception("Test Exc")
def test_fail_gracefully(self):
self.assertRaises(tests.UnexpectedExit, self._do_test)
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