1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
# 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.
import uuid
import ldappool
from oslo_config import cfg
from keystone.common.ldap import core as ldap_core
from keystone.identity.backends import ldap
from keystone.tests import unit as tests
from keystone.tests.unit import fakeldap
from keystone.tests.unit import test_backend_ldap_pool
from keystone.tests.unit import test_ldap_livetest
CONF = cfg.CONF
class LiveLDAPPoolIdentity(test_backend_ldap_pool.LdapPoolCommonTestMixin,
test_ldap_livetest.LiveLDAPIdentity):
"""Executes existing LDAP live test with pooled LDAP handler to make
sure it works without any error.
Also executes common pool specific tests via Mixin class.
"""
def setUp(self):
super(LiveLDAPPoolIdentity, self).setUp()
self.addCleanup(self.cleanup_pools)
# storing to local variable to avoid long references
self.conn_pools = ldap_core.PooledLDAPHandler.connection_pools
def config_files(self):
config_files = super(LiveLDAPPoolIdentity, self).config_files()
config_files.append(tests.dirs.
tests_conf('backend_pool_liveldap.conf'))
return config_files
def config_overrides(self):
super(LiveLDAPPoolIdentity, self).config_overrides()
self.config_fixture.config(
group='identity',
driver='keystone.identity.backends.ldap.Identity')
def test_assert_connector_used_not_fake_ldap_pool(self):
handler = ldap_core._get_connection(CONF.ldap.url, use_pool=True)
self.assertNotEqual(type(handler.Connector),
type(fakeldap.FakeLdapPool))
self.assertEqual(type(ldappool.StateConnector),
type(handler.Connector))
def test_async_search_and_result3(self):
self.config_fixture.config(group='ldap', page_size=1)
self.test_user_enable_attribute_mask()
def test_pool_size_expands_correctly(self):
who = CONF.ldap.user
cred = CONF.ldap.password
# get related connection manager instance
ldappool_cm = self.conn_pools[CONF.ldap.url]
def _get_conn():
return ldappool_cm.connection(who, cred)
with _get_conn() as c1: # 1
self.assertEqual(1, len(ldappool_cm))
self.assertTrue(c1.connected, True)
self.assertTrue(c1.active, True)
with _get_conn() as c2: # conn2
self.assertEqual(2, len(ldappool_cm))
self.assertTrue(c2.connected)
self.assertTrue(c2.active)
self.assertEqual(2, len(ldappool_cm))
# c2 went out of context, its connected but not active
self.assertTrue(c2.connected)
self.assertFalse(c2.active)
with _get_conn() as c3: # conn3
self.assertEqual(2, len(ldappool_cm))
self.assertTrue(c3.connected)
self.assertTrue(c3.active)
self.assertTrue(c3 is c2) # same connection is reused
self.assertTrue(c2.active)
with _get_conn() as c4: # conn4
self.assertEqual(3, len(ldappool_cm))
self.assertTrue(c4.connected)
self.assertTrue(c4.active)
def test_password_change_with_auth_pool_disabled(self):
self.config_fixture.config(group='ldap', use_auth_pool=False)
old_password = self.user_sna['password']
self.test_password_change_with_pool()
self.assertRaises(AssertionError,
self.identity_api.authenticate,
context={},
user_id=self.user_sna['id'],
password=old_password)
def _create_user_and_authenticate(self, password):
user_dict = {
'domain_id': CONF.identity.default_domain_id,
'name': uuid.uuid4().hex,
'password': password}
user = self.identity_api.create_user(user_dict)
self.identity_api.authenticate(
context={},
user_id=user['id'],
password=password)
return self.identity_api.get_user(user['id'])
def _get_auth_conn_pool_cm(self):
pool_url = ldap_core.PooledLDAPHandler.auth_pool_prefix + CONF.ldap.url
return self.conn_pools[pool_url]
def _do_password_change_for_one_user(self, password, new_password):
self.config_fixture.config(group='ldap', use_auth_pool=True)
self.cleanup_pools()
self.load_backends()
user1 = self._create_user_and_authenticate(password)
auth_cm = self._get_auth_conn_pool_cm()
self.assertEqual(1, len(auth_cm))
user2 = self._create_user_and_authenticate(password)
self.assertEqual(1, len(auth_cm))
user3 = self._create_user_and_authenticate(password)
self.assertEqual(1, len(auth_cm))
user4 = self._create_user_and_authenticate(password)
self.assertEqual(1, len(auth_cm))
user5 = self._create_user_and_authenticate(password)
self.assertEqual(1, len(auth_cm))
# connection pool size remains 1 even for different user ldap bind
# as there is only one active connection at a time
user_api = ldap.UserApi(CONF)
u1_dn = user_api._id_to_dn_string(user1['id'])
u2_dn = user_api._id_to_dn_string(user2['id'])
u3_dn = user_api._id_to_dn_string(user3['id'])
u4_dn = user_api._id_to_dn_string(user4['id'])
u5_dn = user_api._id_to_dn_string(user5['id'])
# now create multiple active connections for end user auth case which
# will force to keep them in pool. After that, modify one of user
# password. Need to make sure that user connection is in middle
# of pool list.
auth_cm = self._get_auth_conn_pool_cm()
with auth_cm.connection(u1_dn, password) as _:
with auth_cm.connection(u2_dn, password) as _:
with auth_cm.connection(u3_dn, password) as _:
with auth_cm.connection(u4_dn, password) as _:
with auth_cm.connection(u5_dn, password) as _:
self.assertEqual(5, len(auth_cm))
_.unbind_s()
user3['password'] = new_password
self.identity_api.update_user(user3['id'], user3)
return user3
def test_password_change_with_auth_pool_enabled_long_lifetime(self):
self.config_fixture.config(group='ldap',
auth_pool_connection_lifetime=600)
old_password = 'my_password'
new_password = 'new_password'
user = self._do_password_change_for_one_user(old_password,
new_password)
user.pop('password')
# with long connection lifetime auth_pool can bind to old password
# successfully which is not desired if password change is frequent
# use case in a deployment.
# This can happen in multiple concurrent connections case only.
user_ref = self.identity_api.authenticate(
context={}, user_id=user['id'], password=old_password)
self.assertDictEqual(user_ref, user)
def test_password_change_with_auth_pool_enabled_no_lifetime(self):
self.config_fixture.config(group='ldap',
auth_pool_connection_lifetime=0)
old_password = 'my_password'
new_password = 'new_password'
user = self._do_password_change_for_one_user(old_password,
new_password)
# now as connection lifetime is zero, so authentication
# with old password will always fail.
self.assertRaises(AssertionError,
self.identity_api.authenticate,
context={}, user_id=user['id'],
password=old_password)
|
