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
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# test tokengroups attribute against internal token calculation
import optparse
import sys
import os
sys.path.insert(0, "bin/python")
import samba
samba.ensure_external_module("testtools", "testtools")
samba.ensure_external_module("subunit", "subunit/python")
import samba.getopt as options
from samba.auth import system_session
from samba import ldb
from samba.samdb import SamDB
from samba.auth import AuthContext
from samba.ndr import ndr_pack, ndr_unpack
from samba import gensec
from samba.credentials import Credentials
from subunit.run import SubunitTestRunner
import unittest
import samba.tests
from samba.dcerpc import security
from samba.auth import AUTH_SESSION_INFO_DEFAULT_GROUPS, AUTH_SESSION_INFO_AUTHENTICATED, AUTH_SESSION_INFO_SIMPLE_PRIVILEGES
parser = optparse.OptionParser("ldap.py [options] <host>")
sambaopts = options.SambaOptions(parser)
parser.add_option_group(sambaopts)
parser.add_option_group(options.VersionOptions(parser))
# use command line creds if available
credopts = options.CredentialsOptions(parser)
parser.add_option_group(credopts)
opts, args = parser.parse_args()
if len(args) < 1:
parser.print_usage()
sys.exit(1)
url = args[0]
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp)
class TokenTest(samba.tests.TestCase):
def setUp(self):
super(TokenTest, self).setUp()
self.ldb = samdb
self.base_dn = samdb.domain_dn()
res = self.ldb.search("", scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
self.assertEquals(len(res), 1)
self.user_sid_dn = "<SID=%s>" % str(ndr_unpack(samba.dcerpc.security.dom_sid, res[0]["tokenGroups"][0]))
session_info_flags = ( AUTH_SESSION_INFO_DEFAULT_GROUPS |
AUTH_SESSION_INFO_AUTHENTICATED |
AUTH_SESSION_INFO_SIMPLE_PRIVILEGES)
session = samba.auth.user_session(self.ldb, lp_ctx=lp, dn=self.user_sid_dn,
session_info_flags=session_info_flags)
token = session.security_token
self.user_sids = []
for s in token.sids:
self.user_sids.append(str(s))
def test_rootDSE_tokenGroups(self):
"""Testing rootDSE tokengroups against internal calculation"""
if not url.startswith("ldap"):
self.fail(msg="This test is only valid on ldap")
res = self.ldb.search("", scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
self.assertEquals(len(res), 1)
print("Geting tokenGroups from rootDSE")
tokengroups = []
for sid in res[0]['tokenGroups']:
tokengroups.append(str(ndr_unpack(samba.dcerpc.security.dom_sid, sid)))
sidset1 = set(tokengroups)
sidset2 = set(self.user_sids)
if len(sidset1.difference(sidset2)):
print("token sids don't match")
print("tokengroups: %s" % tokengroups)
print("calculated : %s" % self.user_sids);
print("difference : %s" % sidset1.difference(sidset2))
self.fail(msg="calculated groups don't match against rootDSE tokenGroups")
def test_dn_tokenGroups(self):
print("Geting tokenGroups from user DN")
res = self.ldb.search(self.user_sid_dn, scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
self.assertEquals(len(res), 1)
dn_tokengroups = []
for sid in res[0]['tokenGroups']:
dn_tokengroups.append(str(ndr_unpack(samba.dcerpc.security.dom_sid, sid)))
sidset1 = set(dn_tokengroups)
sidset2 = set(self.user_sids)
if len(sidset1.difference(sidset2)):
print("token sids don't match")
print("tokengroups: %s" % tokengroups)
print("calculated : %s" % sids);
print("difference : %s" % sidset1.difference(sidset2))
self.fail(msg="calculated groups don't match against user DN tokenGroups")
def test_pac_groups(self):
settings = {}
settings["lp_ctx"] = lp
settings["target_hostname"] = lp.get("netbios name")
gensec_client = gensec.Security.start_client(settings)
gensec_client.set_credentials(creds)
gensec_client.want_feature(gensec.FEATURE_SEAL)
gensec_client.start_mech_by_sasl_name("GSSAPI")
auth_context = AuthContext(lp_ctx=lp, ldb=self.ldb, methods=[])
gensec_server = gensec.Security.start_server(settings, auth_context)
machine_creds = Credentials()
machine_creds.guess(lp)
machine_creds.set_machine_account(lp)
gensec_server.set_credentials(machine_creds)
gensec_server.want_feature(gensec.FEATURE_SEAL)
gensec_server.start_mech_by_sasl_name("GSSAPI")
client_finished = False
server_finished = False
server_to_client = ""
"""Run the actual call loop"""
while client_finished == False and server_finished == False:
if not client_finished:
print "running client gensec_update"
(client_finished, client_to_server) = gensec_client.update(server_to_client)
if not server_finished:
print "running server gensec_update"
(server_finished, server_to_client) = gensec_server.update(client_to_server)
session = gensec_server.session_info()
token = session.security_token
pac_sids = []
for s in token.sids:
pac_sids.append(str(s))
sidset1 = set(pac_sids)
sidset2 = set(self.user_sids)
if len(sidset1.difference(sidset2)):
print("token sids don't match")
print("tokengroups: %s" % tokengroups)
print("calculated : %s" % sids);
print("difference : %s" % sidset1.difference(sidset2))
self.fail(msg="calculated groups don't match against user PAC tokenGroups")
if not "://" in url:
if os.path.isfile(url):
url = "tdb://%s" % url
else:
url = "ldap://%s" % url
samdb = SamDB(url, credentials=creds, session_info=system_session(lp), lp=lp)
runner = SubunitTestRunner()
rc = 0
if not runner.run(unittest.makeSuite(TokenTest)).wasSuccessful():
rc = 1
sys.exit(rc)
|
