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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
|
<?php
/**
* Simple LDAP Password Driver
*
* Driver for passwords stored in LDAP
* This driver is based on Edouard's LDAP Password Driver, but does not
* require PEAR's Net_LDAP2 to be installed
*
* @version 2.0
* @author Wout Decre <wout@canodus.be>
*/
class rcube_ldap_simple_password
{
private $debug = false;
function save($curpass, $passwd)
{
$rcmail = rcmail::get_instance();
$this->debug = $rcmail->config->get('ldap_debug');
$ldap_host = $rcmail->config->get('password_ldap_host');
$ldap_port = $rcmail->config->get('password_ldap_port');
$this->_debug("C: Connect to $ldap_host:$ldap_port");
// Connect
if (!$ds = ldap_connect($ldap_host, $ldap_port)) {
$this->_debug("S: NOT OK");
rcube::raise_error(array(
'code' => 100, 'type' => 'ldap',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Could not connect to LDAP server"
),
true);
return PASSWORD_CONNECT_ERROR;
}
$this->_debug("S: OK");
// Set protocol version
ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, $rcmail->config->get('password_ldap_version'));
// Start TLS
if ($rcmail->config->get('password_ldap_starttls')) {
if (!ldap_start_tls($ds)) {
ldap_unbind($ds);
return PASSWORD_CONNECT_ERROR;
}
}
// include 'ldap' driver, we share some static methods with it
require_once INSTALL_PATH . 'plugins/password/drivers/ldap.php';
// other plugins might want to modify user DN
$plugin = $rcmail->plugins->exec_hook('password_ldap_bind', array(
'user_dn' => '', 'conn' => $ds));
// Build user DN
if (!empty($plugin['user_dn'])) {
$user_dn = $plugin['user_dn'];
}
else if ($user_dn = $rcmail->config->get('password_ldap_userDN_mask')) {
$user_dn = rcube_ldap_password::substitute_vars($user_dn);
}
else {
$user_dn = $this->search_userdn($rcmail, $ds);
}
if (empty($user_dn)) {
ldap_unbind($ds);
return PASSWORD_CONNECT_ERROR;
}
// Connection method
switch ($rcmail->config->get('password_ldap_method')) {
case 'admin':
$binddn = $rcmail->config->get('password_ldap_adminDN');
$bindpw = $rcmail->config->get('password_ldap_adminPW');
break;
case 'user':
default:
$binddn = $user_dn;
$bindpw = $curpass;
break;
}
$lchattr = $rcmail->config->get('password_ldap_lchattr');
$pwattr = $rcmail->config->get('password_ldap_pwattr');
$smbpwattr = $rcmail->config->get('password_ldap_samba_pwattr');
$smblchattr = $rcmail->config->get('password_ldap_samba_lchattr');
$samba = $rcmail->config->get('password_ldap_samba');
$pass_mode = $rcmail->config->get('password_ldap_encodage');
$crypted_pass = rcube_ldap_password::hash_password($passwd, $pass_mode);
// Support password_ldap_samba option for backward compat.
if ($samba && !$smbpwattr) {
$smbpwattr = 'sambaNTPassword';
$smblchattr = 'sambaPwdLastSet';
}
// Crypt new password
if (!$crypted_pass) {
return PASSWORD_CRYPT_ERROR;
}
// Crypt new Samba password
if ($smbpwattr && !($samba_pass = rcube_ldap_password::hash_password($passwd, 'samba'))) {
return PASSWORD_CRYPT_ERROR;
}
$this->_debug("C: Bind $binddn, pass: **** [" . strlen($bindpw) . "]");
// Bind
if (!ldap_bind($ds, $binddn, $bindpw)) {
$this->_debug("S: ".ldap_error($ds));
ldap_unbind($ds);
return PASSWORD_CONNECT_ERROR;
}
$this->_debug("S: OK");
$entry[$pwattr] = $crypted_pass;
// Update PasswordLastChange Attribute if desired
if ($lchattr) {
$entry[$lchattr] = (int)(time() / 86400);
}
// Update Samba password
if ($smbpwattr) {
$entry[$smbpwattr] = $samba_pass;
}
// Update Samba password last change
if ($smblchattr) {
$entry[$smblchattr] = time();
}
$this->_debug("C: Modify $user_dn: " . print_r($entry, true));
if (!ldap_modify($ds, $user_dn, $entry)) {
$this->_debug("S: ".ldap_error($ds));
ldap_unbind($ds);
return PASSWORD_CONNECT_ERROR;
}
$this->_debug("S: OK");
// All done, no error
ldap_unbind($ds);
return PASSWORD_SUCCESS;
}
/**
* Bind with searchDN and searchPW and search for the user's DN
* Use search_base and search_filter defined in config file
* Return the found DN
*/
function search_userdn($rcmail, $ds)
{
$search_user = $rcmail->config->get('password_ldap_searchDN');
$search_pass = $rcmail->config->get('password_ldap_searchPW');
$search_base = $rcmail->config->get('password_ldap_search_base');
$search_filter = $rcmail->config->get('password_ldap_search_filter');
if (empty($search_filter)) {
return false;
}
$this->_debug("C: Bind " . ($search_user ? $search_user : '[anonymous]'));
// Bind
if (!ldap_bind($ds, $search_user, $search_pass)) {
$this->_debug("S: ".ldap_error($ds));
return false;
}
$this->_debug("S: OK");
$search_base = rcube_ldap_password::substitute_vars($search_base);
$search_filter = rcube_ldap_password::substitute_vars($search_filter);
$this->_debug("C: Search $search_base for $search_filter");
// Search for the DN
if (!$sr = ldap_search($ds, $search_base, $search_filter)) {
$this->_debug("S: ".ldap_error($ds));
return false;
}
$found = ldap_count_entries($ds, $sr);
$this->_debug("S: OK [found $found records]");
// If no or more entries were found, return false
if ($found != 1) {
return false;
}
return ldap_get_dn($ds, ldap_first_entry($ds, $sr));
}
/**
* Prints debug info to the log
*/
private function _debug($str)
{
if ($this->debug) {
rcube::write_log('ldap', $str);
}
}
}
|