/
squid.auth-user.php
executable file
·84 lines (77 loc) · 3.48 KB
/
squid.auth-user.php
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
#!/usr/local/bin/php
<?php
/**
* Copyright (C) 2015 Deciso B.V.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
require_once("config.inc");
require_once("auth.inc");
openlog("squid", LOG_ODELAY, LOG_AUTH);
$authFactory = new \OPNsense\Auth\AuthenticationFactory();
$f = fopen("php://stdin", "r");
while ($line = fgets($f)) {
$fields = explode(' ', trim($line));
$username = rawurldecode($fields[0]);
$password = rawurldecode($fields[1]);
$isAuthenticated = false;
if (isset($config['OPNsense']['proxy']['forward']['authentication']['method'])) {
foreach (explode(',', $config['OPNsense']['proxy']['forward']['authentication']['method']) as $authServerName) {
$authServer = $authFactory->get(trim($authServerName));
if ($authServer == null) {
// authenticator not found, use local
$authServer = $authFactory->get('Local Database');
}
$isAuthenticated = $authServer->authenticate($username, $password);
if ($isAuthenticated) {
if (get_class($authServer) == "OPNsense\Auth\Local") {
// todo: user priv check needs a reload of squid, maybe it's better to move the token check to
// the auth object.
//
// when using local authentication, check if user has role user-proxy-auth
$user = getUserEntry($username);
if (is_array($user) && userHasPrivilege($user, "user-proxy-auth")) {
break;
} else {
// log user auth failure
syslog(LOG_WARNING, "user '{$username}' cannot authenticate for squid because of missing user-proxy-auth role");
fwrite(STDOUT, "ERR\n");
$isAuthenticated = false;
}
} else {
break;
}
}
}
}
if ($isAuthenticated) {
syslog(LOG_NOTICE, "user '{$username}' authenticated\n");
fwrite(STDOUT, "OK\n");
} else {
syslog(LOG_WARNING, "user '{$username}' could not authenticate.\n");
fwrite(STDOUT, "ERR\n");
}
}
closelog();