| 1 |
8c1ce6c7
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Scott Ullrich
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<?php
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| 2 |
5b237745
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Scott Ullrich
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/*
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| 3 |
3b832418
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bcyrill
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$Id$
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| 4 |
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part of m0n0wall (http://m0n0.ch/wall)
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| 5 |
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| 6 |
ce77a9c4
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Phil Davis
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Copyright (C) 2013-2015 Electric Sheep Fencing, LP
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| 7 |
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Copyright (C) 2009 Ermal Luçi
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| 8 |
3b832418
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bcyrill
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Copyright (C) 2003-2006 Manuel Kasper <mk@neon1.net>.
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| 9 |
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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| 31 |
5b237745
|
Scott Ullrich
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*/
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| 32 |
f5024891
|
Scott Ullrich
|
/*
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| 33 |
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pfSense_MODULE: captiveportal
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| 34 |
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*/
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| 35 |
5b237745
|
Scott Ullrich
|
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| 36 |
0092b3bd
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mgrooms
|
require_once("auth.inc");
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| 37 |
65fbb388
|
Scott Ullrich
|
require_once("functions.inc");
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| 38 |
483e6de8
|
Scott Ullrich
|
require_once("captiveportal.inc");
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| 39 |
65fbb388
|
Scott Ullrich
|
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| 40 |
eb15decb
|
Ermal
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$errormsg = "Invalid credentials specified.";
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| 41 |
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| 42 |
65fbb388
|
Scott Ullrich
|
header("Expires: 0");
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| 43 |
2ebbb0bc
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Jose Luis Duran
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header("Cache-Control: no-cache, no-store, must-revalidate");
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| 44 |
65fbb388
|
Scott Ullrich
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header("Pragma: no-cache");
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| 45 |
232846a2
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Ermal
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header("Connection: close");
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| 46 |
5b237745
|
Scott Ullrich
|
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| 47 |
baec2b00
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Ermal
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global $cpzone, $cpzoneid;
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| 48 |
5370146c
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Ermal
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| 49 |
4734474e
|
Ermal
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$cpzone = $_REQUEST['zone'];
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| 50 |
b4792bf8
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Ermal
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$cpcfg = $config['captiveportal'][$cpzone];
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| 51 |
09294e84
|
Ermal
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if (empty($cpcfg)) {
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| 52 |
762a7b89
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Phil Davis
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log_error("Submission to captiveportal with unknown parameter zone: " . htmlspecialchars($cpzone));
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| 53 |
09294e84
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Ermal
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portal_reply_page($redirurl, "error", $errormsg);
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ob_flush();
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return;
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}
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| 57 |
b4792bf8
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Ermal
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| 58 |
baec2b00
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Ermal
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$cpzoneid = $cpcfg['zoneid'];
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| 60 |
362ec35d
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Ermal
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$orig_host = $_SERVER['HTTP_HOST'];
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| 61 |
6e895d5f
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Ermal
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/* NOTE: IE 8/9 is buggy and that is why this is needed */
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| 62 |
f89afb47
|
Ermal
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$orig_request = trim($_REQUEST['redirurl'], " /");
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| 63 |
6fa4bdc6
|
Scott Ullrich
|
$clientip = $_SERVER['REMOTE_ADDR'];
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| 64 |
5b237745
|
Scott Ullrich
|
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| 65 |
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if (!$clientip) {
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| 66 |
c9cb32c4
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Ermal
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/* not good - bail out */
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| 67 |
12feed15
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Ermal
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log_error("Zone: {$cpzone} - Captive portal could not determine client's IP address.");
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| 68 |
c9cb32c4
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Ermal
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$error_message = "An error occurred. Please check the system logs for more information.";
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portal_reply_page($redirurl, "error", $errormsg);
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4a5feb83
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Ermal
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ob_flush();
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return;
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| 72 |
65fbb388
|
Scott Ullrich
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}
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| 74 |
d2ecbddc
|
jim-p
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$cpsession = captiveportal_isip_logged($clientip);
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| 75 |
de132ae3
|
bcyrill
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$ourhostname = portal_hostname_from_client_ip($clientip);
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| 76 |
d2ecbddc
|
jim-p
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/* Automatically switching to the logout page requires a custom logout page to be present. */
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if ((!empty($cpsession)) && (! $_POST['logout_id']) && (!empty($cpcfg['page']['logouttext']))) {
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/* if client already logged in so show logout page */
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$protocol = (isset($config['captiveportal'][$cpzone]['httpslogin'])) ? 'https://' : 'http://';
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$logouturl = "{$protocol}{$ourhostname}/";
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$sessionid = $cpsession['sessionid'];
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$attributes = array();
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if (!empty($cpsession['session_timeout']))
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$attributes['session_timeout'] = $cpsession['session_timeout'];
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if (!empty($cpsession['session_terminate_time']))
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$attributes['session_terminate_time'] = $cpsession['session_terminate_time'];
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include("{$g['varetc_path']}/captiveportal-{$cpzone}-logout.html");
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ob_flush();
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return;
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} else if ($orig_host != $ourhostname) {
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| 93 |
3b832418
|
bcyrill
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/* the client thinks it's connected to the desired web server, but instead
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it's connected to us. Issue a redirect... */
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| 95 |
de132ae3
|
bcyrill
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$protocol = (isset($cpcfg['httpslogin'])) ? 'https://' : 'http://';
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header("Location: {$protocol}{$ourhostname}/index.php?zone={$cpzone}&redirurl=" . urlencode("http://{$orig_host}/{$orig_request}"));
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| 97 |
65fbb388
|
Scott Ullrich
|
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| 98 |
3b832418
|
bcyrill
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ob_flush();
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return;
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| 100 |
5b237745
|
Scott Ullrich
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}
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| 101 |
de132ae3
|
bcyrill
|
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| 102 |
7d61beba
|
Phil Davis
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if (!empty($cpcfg['redirurl'])) {
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| 103 |
b7ae00c0
|
bcyrill
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$redirurl = $cpcfg['redirurl'];
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| 104 |
7d61beba
|
Phil Davis
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} else if (preg_match("/redirurl=(.*)/", $orig_request, $matches)) {
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| 105 |
adbb495c
|
Ermal
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$redirurl = urldecode($matches[1]);
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| 106 |
7d61beba
|
Phil Davis
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} else if ($_REQUEST['redirurl']) {
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| 107 |
adbb495c
|
Ermal
|
$redirurl = $_REQUEST['redirurl'];
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| 108 |
7d61beba
|
Phil Davis
|
}
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| 109 |
65fbb388
|
Scott Ullrich
|
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| 110 |
b7ae00c0
|
bcyrill
|
$macfilter = !isset($cpcfg['nomacfilter']);
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| 111 |
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$passthrumac = isset($cpcfg['passthrumacadd']);
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| 112 |
65fbb388
|
Scott Ullrich
|
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| 113 |
5b237745
|
Scott Ullrich
|
/* find MAC address for client */
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| 114 |
007161dc
|
Ermal
|
if ($macfilter || $passthrumac) {
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| 115 |
0d20a040
|
Ermal
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$tmpres = pfSense_ip_to_mac($clientip);
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| 116 |
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if (!is_array($tmpres)) {
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| 117 |
3b832418
|
bcyrill
|
/* unable to find MAC address - shouldn't happen! - bail out */
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| 118 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth("unauthenticated", "noclientmac", $clientip, "ERROR");
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| 119 |
3b832418
|
bcyrill
|
echo "An error occurred. Please check the system logs for more information.";
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| 120 |
12feed15
|
Ermal
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log_error("Zone: {$cpzone} - Captive portal could not determine client's MAC address. Disable MAC address filtering in captive portal if you do not need this functionality.");
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| 121 |
3b832418
|
bcyrill
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ob_flush();
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| 122 |
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return;
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| 123 |
007161dc
|
Ermal
|
}
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| 124 |
0d20a040
|
Ermal
|
$clientmac = $tmpres['macaddr'];
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| 125 |
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unset($tmpres);
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| 126 |
5b237745
|
Scott Ullrich
|
}
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| 127 |
|
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| 128 |
65fbb388
|
Scott Ullrich
|
/* find out if we need RADIUS + RADIUSMAC or not */
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| 129 |
b4792bf8
|
Ermal
|
if (file_exists("{$g['vardb_path']}/captiveportal_radius_{$cpzone}.db")) {
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| 130 |
3b832418
|
bcyrill
|
$radius_enable = TRUE;
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| 131 |
7d61beba
|
Phil Davis
|
if (isset($cpcfg['radmac_enable'])) {
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| 132 |
3b832418
|
bcyrill
|
$radmac_enable = TRUE;
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| 133 |
7d61beba
|
Phil Davis
|
}
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| 134 |
65fbb388
|
Scott Ullrich
|
}
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| 135 |
6e865a74
|
Scott Ullrich
|
|
| 136 |
ebc0e4b6
|
Ermal
|
/* find radius context */
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| 137 |
|
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$radiusctx = 'first';
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| 138 |
7d61beba
|
Phil Davis
|
if ($_POST['auth_user2']) {
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| 139 |
ebc0e4b6
|
Ermal
|
$radiusctx = 'second';
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| 140 |
7d61beba
|
Phil Davis
|
}
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| 141 |
ebc0e4b6
|
Ermal
|
|
| 142 |
65fbb388
|
Scott Ullrich
|
if ($_POST['logout_id']) {
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| 143 |
532cb894
|
Ermal
|
echo <<<EOD
|
| 144 |
1d7ba683
|
ayvis
|
<html>
|
| 145 |
|
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<head><title>Disconnecting...</title></head>
|
| 146 |
|
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<body bgcolor="#435370">
|
| 147 |
|
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<span style="color: #ffffff; font-family: Tahoma, Verdana, Arial, Helvetica, sans-serif; font-size: 11px;">
|
| 148 |
|
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<b>You have been disconnected.</b>
|
| 149 |
|
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</span>
|
| 150 |
91f026b0
|
ayvis
|
<script type="text/javascript">
|
| 151 |
5b237745
|
Scott Ullrich
|
<!--
|
| 152 |
|
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setTimeout('window.close();',5000) ;
|
| 153 |
|
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-->
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| 154 |
1d7ba683
|
ayvis
|
</script>
|
| 155 |
|
|
</body>
|
| 156 |
|
|
</html>
|
| 157 |
5b237745
|
Scott Ullrich
|
|
| 158 |
|
|
EOD;
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| 159 |
006802ab
|
Ermal
|
captiveportal_disconnect_client($_POST['logout_id']);
|
| 160 |
3b832418
|
bcyrill
|
|
| 161 |
81ce28d8
|
Renato Botelho
|
} else if ($macfilter && $clientmac && captiveportal_blocked_mac($clientmac)) {
|
| 162 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($clientmac, $clientmac, $clientip, "Blocked MAC address");
|
| 163 |
7d61beba
|
Phil Davis
|
if (!empty($cpcfg['blockedmacsurl'])) {
|
| 164 |
8d5ddc09
|
Renato Botelho
|
portal_reply_page($cpcfg['blockedmacsurl'], "redir");
|
| 165 |
7d61beba
|
Phil Davis
|
} else {
|
| 166 |
8d5ddc09
|
Renato Botelho
|
portal_reply_page($redirurl, "error", "This MAC address has been blocked");
|
| 167 |
7d61beba
|
Phil Davis
|
}
|
| 168 |
8d5ddc09
|
Renato Botelho
|
|
| 169 |
6c07db48
|
Phil Davis
|
} else if ($clientmac && $radmac_enable && portal_mac_radius($clientmac, $clientip, $radiusctx)) {
|
| 170 |
3b832418
|
bcyrill
|
/* radius functions handle everything so we exit here since we're done */
|
| 171 |
65fbb388
|
Scott Ullrich
|
|
| 172 |
8015e67b
|
Erik Fonnesbeck
|
} else if (portal_consume_passthrough_credit($clientmac)) {
|
| 173 |
3b832418
|
bcyrill
|
/* allow the client through if it had a pass-through credit for its MAC */
|
| 174 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth("unauthenticated", $clientmac, $clientip, "ACCEPT");
|
| 175 |
3b832418
|
bcyrill
|
portal_allow($clientip, $clientmac, "unauthenticated");
|
| 176 |
8015e67b
|
Erik Fonnesbeck
|
|
| 177 |
89341b50
|
Chris Buechler
|
} else if (isset($config['voucher'][$cpzone]['enable']) && $_POST['accept'] && $_POST['auth_voucher']) {
|
| 178 |
3b832418
|
bcyrill
|
$voucher = trim($_POST['auth_voucher']);
|
| 179 |
|
|
$timecredit = voucher_auth($voucher);
|
| 180 |
|
|
// $timecredit contains either a credit in minutes or an error message
|
| 181 |
|
|
if ($timecredit > 0) { // voucher is valid. Remaining minutes returned
|
| 182 |
|
|
// if multiple vouchers given, use the first as username
|
| 183 |
6c07db48
|
Phil Davis
|
$a_vouchers = preg_split("/[\t\n\r ]+/s", $voucher);
|
| 184 |
3b832418
|
bcyrill
|
$voucher = $a_vouchers[0];
|
| 185 |
6c07db48
|
Phil Davis
|
$attr = array(
|
| 186 |
|
|
'voucher' => 1,
|
| 187 |
|
|
'session_timeout' => $timecredit*60,
|
| 188 |
|
|
'session_terminate_time' => 0);
|
| 189 |
|
|
if (portal_allow($clientip, $clientmac, $voucher, null, $attr)) {
|
| 190 |
3b832418
|
bcyrill
|
// YES: user is good for $timecredit minutes.
|
| 191 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($voucher, $clientmac, $clientip, "Voucher login good for $timecredit min.");
|
| 192 |
3b832418
|
bcyrill
|
} else {
|
| 193 |
4828d672
|
Gertjan
|
portal_reply_page($redirurl, "error", $config['voucher'][$cpzone]['descrmsgexpired'] ? $config['voucher'][$cpzone]['descrmsgexpired']: $errormsg);
|
| 194 |
3b832418
|
bcyrill
|
}
|
| 195 |
|
|
} else if (-1 == $timecredit) { // valid but expired
|
| 196 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($voucher, $clientmac, $clientip, "FAILURE", "voucher expired");
|
| 197 |
4828d672
|
Gertjan
|
portal_reply_page($redirurl, "error", $config['voucher'][$cpzone]['descrmsgexpired'] ? $config['voucher'][$cpzone]['descrmsgexpired']: $errormsg);
|
| 198 |
3b832418
|
bcyrill
|
} else {
|
| 199 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($voucher, $clientmac, $clientip, "FAILURE");
|
| 200 |
4828d672
|
Gertjan
|
portal_reply_page($redirurl, "error", $config['voucher'][$cpzone]['descrmsgnoaccess'] ? $config['voucher'][$cpzone]['descrmsgnoaccess'] : $errormsg);
|
| 201 |
3b832418
|
bcyrill
|
}
|
| 202 |
336e3c1c
|
Charlie
|
|
| 203 |
65fbb388
|
Scott Ullrich
|
} else if ($_POST['accept'] && $radius_enable) {
|
| 204 |
16a0308d
|
Michael Newton
|
if (($_POST['auth_user'] && isset($_POST['auth_pass'])) || ($_POST['auth_user2'] && isset($_POST['auth_pass2']))) {
|
| 205 |
3b832418
|
bcyrill
|
if (!empty($_POST['auth_user'])) {
|
| 206 |
|
|
$user = $_POST['auth_user'];
|
| 207 |
|
|
$paswd = $_POST['auth_pass'];
|
| 208 |
|
|
} else if (!empty($_POST['auth_user2'])) {
|
| 209 |
|
|
$user = $_POST['auth_user2'];
|
| 210 |
|
|
$paswd = $_POST['auth_pass2'];
|
| 211 |
|
|
}
|
| 212 |
6c07db48
|
Phil Davis
|
$auth_list = radius($user, $paswd, $clientip, $clientmac, "USER LOGIN", $radiusctx);
|
| 213 |
3b832418
|
bcyrill
|
$type = "error";
|
| 214 |
|
|
if (!empty($auth_list['url_redirection'])) {
|
| 215 |
|
|
$redirurl = $auth_list['url_redirection'];
|
| 216 |
|
|
$type = "redir";
|
| 217 |
|
|
}
|
| 218 |
|
|
|
| 219 |
|
|
if ($auth_list['auth_val'] == 1) {
|
| 220 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($user, $clientmac, $clientip, "ERROR", $auth_list['error']);
|
| 221 |
3b832418
|
bcyrill
|
portal_reply_page($redirurl, $type, $auth_list['error'] ? $auth_list['error'] : $errormsg);
|
| 222 |
|
|
} else if ($auth_list['auth_val'] == 3) {
|
| 223 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($user, $clientmac, $clientip, "FAILURE", $auth_list['reply_message']);
|
| 224 |
3b832418
|
bcyrill
|
portal_reply_page($redirurl, $type, $auth_list['reply_message'] ? $auth_list['reply_message'] : $errormsg);
|
| 225 |
|
|
}
|
| 226 |
|
|
} else {
|
| 227 |
7d61beba
|
Phil Davis
|
if (!empty($_POST['auth_user'])) {
|
| 228 |
3b832418
|
bcyrill
|
$user = $_POST['auth_user'];
|
| 229 |
7d61beba
|
Phil Davis
|
} else if (!empty($_POST['auth_user2'])) {
|
| 230 |
3b832418
|
bcyrill
|
$user = $_POST['auth_user2'];
|
| 231 |
7d61beba
|
Phil Davis
|
} else {
|
| 232 |
3b832418
|
bcyrill
|
$user = 'unknown';
|
| 233 |
7d61beba
|
Phil Davis
|
}
|
| 234 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($user, $clientmac, $clientip, "ERROR");
|
| 235 |
3b832418
|
bcyrill
|
portal_reply_page($redirurl, "error", $errormsg);
|
| 236 |
814992f7
|
Ermal
|
}
|
| 237 |
65fbb388
|
Scott Ullrich
|
|
| 238 |
b7ae00c0
|
bcyrill
|
} else if ($_POST['accept'] && $cpcfg['auth_method'] == "local") {
|
| 239 |
3b832418
|
bcyrill
|
if ($_POST['auth_user'] && $_POST['auth_pass']) {
|
| 240 |
|
|
//check against local user manager
|
| 241 |
|
|
$loginok = local_backed($_POST['auth_user'], $_POST['auth_pass']);
|
| 242 |
a8cb0038
|
Renato Botelho
|
|
| 243 |
7d61beba
|
Phil Davis
|
if ($loginok && isset($cpcfg['localauth_priv'])) {
|
| 244 |
a8cb0038
|
Renato Botelho
|
$loginok = userHasPrivilege(getUserEntry($_POST['auth_user']), "user-services-captiveportal-login");
|
| 245 |
7d61beba
|
Phil Davis
|
}
|
| 246 |
a8cb0038
|
Renato Botelho
|
|
| 247 |
6c07db48
|
Phil Davis
|
if ($loginok) {
|
| 248 |
|
|
captiveportal_logportalauth($_POST['auth_user'], $clientmac, $clientip, "LOGIN");
|
| 249 |
|
|
portal_allow($clientip, $clientmac, $_POST['auth_user']);
|
| 250 |
3b832418
|
bcyrill
|
} else {
|
| 251 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth($_POST['auth_user'], $clientmac, $clientip, "FAILURE");
|
| 252 |
3b832418
|
bcyrill
|
portal_reply_page($redirurl, "error", $errormsg);
|
| 253 |
|
|
}
|
| 254 |
7d61beba
|
Phil Davis
|
} else {
|
| 255 |
90477318
|
Ermal
|
portal_reply_page($redirurl, "error", $errormsg);
|
| 256 |
7d61beba
|
Phil Davis
|
}
|
| 257 |
3b832418
|
bcyrill
|
|
| 258 |
b7ae00c0
|
bcyrill
|
} else if ($_POST['accept'] && $clientip && $cpcfg['auth_method'] == "none") {
|
| 259 |
6c07db48
|
Phil Davis
|
captiveportal_logportalauth("unauthenticated", $clientmac, $clientip, "ACCEPT");
|
| 260 |
3b832418
|
bcyrill
|
portal_allow($clientip, $clientmac, "unauthenticated");
|
| 261 |
|
|
|
| 262 |
65fbb388
|
Scott Ullrich
|
} else {
|
| 263 |
3b832418
|
bcyrill
|
/* display captive portal page */
|
| 264 |
6c07db48
|
Phil Davis
|
portal_reply_page($redirurl, "login", null, $clientmac, $clientip);
|
| 265 |
5b237745
|
Scott Ullrich
|
}
|
| 266 |
|
|
|
| 267 |
4a5feb83
|
Ermal
|
ob_flush();
|
| 268 |
03552507
|
Erik Fonnesbeck
|
|
| 269 |
60b66b60
|
Ermal
|
?>
|