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#!/usr/local/bin/php
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<?php
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/*
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	vpn_ipsec_edit.php
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	part of m0n0wall (http://m0n0.ch/wall)
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	Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.
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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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*/
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require("guiconfig.inc");
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if (!is_array($config['ipsec']['tunnel'])) {
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	$config['ipsec']['tunnel'] = array();
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}
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$a_ipsec = &$config['ipsec']['tunnel'];
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$specialsrcdst = explode(" ", "lan");
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$id = $_GET['id'];
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if (isset($_POST['id']))
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	$id = $_POST['id'];
44
	
45
if (isset($id) && $a_ipsec[$id]) {
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	$pconfig['disabled'] = isset($a_ipsec[$id]['disabled']);
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	$pconfig['auto'] = isset($a_ipsec[$id]['auto']);
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49
	if (!isset($a_ipsec[$id]['local-subnet']))
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		$pconfig['localnet'] = "lan";
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	else
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		address_to_pconfig_vpn($a_ipsec[$id]['local-subnet'], $pconfig['localnet'], $pconfig['localnetmask']);
53
		
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	if ($a_ipsec[$id]['interface'])
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		$pconfig['interface'] = $a_ipsec[$id]['interface'];
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	else
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		$pconfig['interface'] = "wan";
58
		
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	list($pconfig['remotenet'],$pconfig['remotebits']) = explode("/", $a_ipsec[$id]['remote-subnet']);
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	$pconfig['remotegw'] = $a_ipsec[$id]['remote-gateway'];
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	$pconfig['p1mode'] = $a_ipsec[$id]['p1']['mode'];
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63
	if (isset($a_ipsec[$id]['p1']['myident']['myaddress']))
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		$pconfig['p1myidentt'] = 'myaddress';
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	else if (isset($a_ipsec[$id]['p1']['myident']['address'])) {
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		$pconfig['p1myidentt'] = 'address';
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		$pconfig['p1myident'] = $a_ipsec[$id]['p1']['myident']['address'];
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	} else if (isset($a_ipsec[$id]['p1']['myident']['fqdn'])) {
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		$pconfig['p1myidentt'] = 'fqdn';
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		$pconfig['p1myident'] = $a_ipsec[$id]['p1']['myident']['fqdn'];
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	} else if (isset($a_ipsec[$id]['p1']['myident']['ufqdn'])) {
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		$pconfig['p1myidentt'] = 'user_fqdn';
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		$pconfig['p1myident'] = $a_ipsec[$id]['p1']['myident']['ufqdn'];
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 	} else if (isset($a_ipsec[$id]['p1']['myident']['dyn_dns'])) {
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		$pconfig['p1myidentt'] = 'dyn_dns';
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		$pconfig['p1myident'] = $a_ipsec[$id]['p1']['myident']['dyn_dns'];
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	}
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	$pconfig['p1ealgo'] = $a_ipsec[$id]['p1']['encryption-algorithm'];
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	$pconfig['p1halgo'] = $a_ipsec[$id]['p1']['hash-algorithm'];
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	$pconfig['p1dhgroup'] = $a_ipsec[$id]['p1']['dhgroup'];
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	$pconfig['p1lifetime'] = $a_ipsec[$id]['p1']['lifetime'];
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	$pconfig['p1authentication_method'] = $a_ipsec[$id]['p1']['authentication_method'];
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	$pconfig['p1pskey'] = $a_ipsec[$id]['p1']['pre-shared-key'];
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	$pconfig['p1cert'] = base64_decode($a_ipsec[$id]['p1']['cert']);
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	$pconfig['p1peercert'] = base64_decode($a_ipsec[$id]['p1']['peercert']);
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	$pconfig['p1privatekey'] = base64_decode($a_ipsec[$id]['p1']['private-key']);
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	$pconfig['p2proto'] = $a_ipsec[$id]['p2']['protocol'];
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	$pconfig['p2ealgos'] = $a_ipsec[$id]['p2']['encryption-algorithm-option'];
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	$pconfig['p2halgos'] = $a_ipsec[$id]['p2']['hash-algorithm-option'];
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	$pconfig['p2pfsgroup'] = $a_ipsec[$id]['p2']['pfsgroup'];
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	$pconfig['p2lifetime'] = $a_ipsec[$id]['p2']['lifetime'];
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	$pconfig['descr'] = $a_ipsec[$id]['descr'];
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95
} else {
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	/* defaults */
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	$pconfig['interface'] = "wan";
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	$pconfig['localnet'] = "lan";
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	$pconfig['p1mode'] = "aggressive";
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	$pconfig['p1myidentt'] = "myaddress";
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	$pconfig['p1authentication_method'] = "pre_shared_key";
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	$pconfig['p1ealgo'] = "3des";
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	$pconfig['p1halgo'] = "sha1";
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	$pconfig['p1dhgroup'] = "2";
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	$pconfig['p2proto'] = "esp";
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	$pconfig['p2ealgos'] = explode(",", "3des,blowfish,cast128,rijndael");
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	$pconfig['p2halgos'] = explode(",", "hmac_sha1,hmac_md5");
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	$pconfig['p2pfsgroup'] = "0";
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	$pconfig['remotebits'] = 32;
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}
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112
if ($_POST) {
113
	if (is_specialnet($_POST['localnettype'])) {
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		$_POST['localnet'] = $_POST['localnettype'];
115
		$_POST['localnetmask'] = 0;
116
	} else if ($_POST['localnettype'] == "single") {
117
		$_POST['localnetmask'] = 32;
118
	}
119
	
120
	unset($input_errors);
121
	$pconfig = $_POST;
122

    
123
	/* input validation */
124
	if ($_POST['p1authentication_method'] == "pre_shared_key") {
125
		$reqdfields = explode(" ", "localnet remotenet remotebits remotegw p1pskey p2ealgos p2halgos");
126
		$reqdfieldsn = explode(",", "Local network,Remote network,Remote network bits,Remote gateway,Pre-Shared Key,P2 Encryption Algorithms,P2 Hash Algorithms");
127
	}
128
	else {
129
		$reqdfields = explode(" ", "localnet remotenet remotebits remotegw p2ealgos p2halgos");
130
		$reqdfieldsn = explode(",", "Local network,Remote network,Remote network bits,Remote gateway,P2 Encryption Algorithms,P2 Hash Algorithms");	
131
		if (!strstr($_POST['p1cert'], "BEGIN CERTIFICATE") || !strstr($_POST['p1cert'], "END CERTIFICATE"))
132
			$input_errors[] = "This certificate does not appear to be valid.";
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		if (!strstr($_POST['p1privatekey'], "BEGIN RSA PRIVATE KEY") || !strstr($_POST['p1privatekey'], "END RSA PRIVATE KEY"))
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			$input_errors[] = "This key does not appear to be valid.";	
135
		if ($_POST['p1peercert']!="" && (!strstr($_POST['p1peercert'], "BEGIN CERTIFICATE") || !strstr($_POST['p1peercert'], "END CERTIFICATE")))
136
			$input_errors[] = "This peer certificate does not appear to be valid.";	
137
	}
138
	
139
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
140
	
141
	if (!is_specialnet($_POST['localnettype'])) {
142
		if (($_POST['localnet'] && !is_ipaddr($_POST['localnet']))) {
143
			$input_errors[] = "A valid local network IP address must be specified.";
144
		}
145
		if (($_POST['localnetmask'] && !is_numeric($_POST['localnetmask']))) {
146
			$input_errors[] = "A valid local network bit count must be specified.";
147
		}
148
	}
149
	if (($_POST['p1lifetime'] && !is_numeric($_POST['p1lifetime']))) {
150
		$input_errors[] = "The P1 lifetime must be an integer.";
151
	}
152
	if (($_POST['p2lifetime'] && !is_numeric($_POST['p2lifetime']))) {
153
		$input_errors[] = "The P2 lifetime must be an integer.";
154
	}
155
	if ($_POST['remotebits'] && (!is_numeric($_POST['remotebits']) || ($_POST['remotebits'] < 0) || ($_POST['remotebits'] > 32))) {
156
		if(!$_POST['remotenet'] == "0.0.0.0")
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			$input_errors[] = "The remote network bits are invalid.";
158
	}
159
	if (($_POST['remotenet'] && !is_ipaddr($_POST['remotenet'])) or $_POST['remotenet'] == "0.0.0.0") {
160
		$input_errors[] = "A valid remote network address must be specified.";
161
	}
162
	if (($_POST['remotegw'] && !is_ipaddr($_POST['remotegw']))) {
163
		if(is_domain($_POST['remotegw']) == false) 
164
			$input_errors[] = "A valid remote gateway address must be specified.";
165
	}
166
	if ((($_POST['p1myidentt'] == "address") && !is_ipaddr($_POST['p1myident']))) {
167
		$input_errors[] = "A valid IP address for 'My identifier' must be specified.";
168
	}
169
	if ((($_POST['p1myidentt'] == "fqdn") && !is_domain($_POST['p1myident']))) {
170
		$input_errors[] = "A valid domain name for 'My identifier' must be specified.";
171
	}
172
	if ($_POST['p1myidentt'] == "user_fqdn") {
173
		$ufqdn = explode("@",$_POST['p1myident']);
174
		if (is_domain($ufqdn[1]) == false) 
175
			$input_errors[] = "A valid User FQDN in the form of user@my.domain.com for 'My identifier' must be specified.";
176
	}	
177
	if ($_POST['p1myidentt'] == "dyn_dns") {
178
		$dyn_dns = explode("@",$_POST['p1myident']);
179
		if (is_domain($dyn_dns[1]) == false) 
180
			$input_errors[] = "A valid Dynamic DNS address for 'My identifier' must be specified.";
181
	}
182
	
183
	if ($_POST['p1myidentt'] == "myaddress")
184
		$_POST['p1myident'] = "";
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186
	if (!$input_errors) {
187
		$ipsecent['disabled'] = $_POST['disabled'] ? true : false;
188
		$ipsecent['auto'] = $_POST['auto'] ? true : false;
189
		$ipsecent['interface'] = $pconfig['interface'];
190
		pconfig_to_address($ipsecent['local-subnet'], $_POST['localnet'], $_POST['localnetmask']);
191
		$ipsecent['remote-subnet'] = $_POST['remotenet'] . "/" . $_POST['remotebits'];
192
		$ipsecent['remote-gateway'] = $_POST['remotegw'];
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		$ipsecent['p1']['mode'] = $_POST['p1mode'];
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195
		$ipsecent['p1']['myident'] = array();
196
		switch ($_POST['p1myidentt']) {
197
			case 'myaddress':
198
				$ipsecent['p1']['myident']['myaddress'] = true;
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				break;
200
			case 'address':
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				$ipsecent['p1']['myident']['address'] = $_POST['p1myident'];
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				break;
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			case 'fqdn':
204
				$ipsecent['p1']['myident']['fqdn'] = $_POST['p1myident'];
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				break;
206
			case 'user_fqdn':
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				$ipsecent['p1']['myident']['ufqdn'] = $_POST['p1myident'];
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				break;
209
			case 'dyn_dns':
210
				$ipsecent['p1']['myident']['dyn_dns'] = $_POST['p1myident'];
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				break;
212
		}
213
		
214
		$ipsecent['p1']['encryption-algorithm'] = $_POST['p1ealgo'];
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		$ipsecent['p1']['hash-algorithm'] = $_POST['p1halgo'];
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		$ipsecent['p1']['dhgroup'] = $_POST['p1dhgroup'];
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		$ipsecent['p1']['lifetime'] = $_POST['p1lifetime'];
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		$ipsecent['p1']['pre-shared-key'] = $_POST['p1pskey'];
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		$ipsecent['p1']['private-key'] = base64_encode($_POST['p1privatekey']);
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		$ipsecent['p1']['cert'] = base64_encode($_POST['p1cert']);
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		$ipsecent['p1']['peercert'] = base64_encode($_POST['p1peercert']);
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		$ipsecent['p1']['authentication_method'] = $_POST['p1authentication_method'];
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		$ipsecent['p2']['protocol'] = $_POST['p2proto'];
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		$ipsecent['p2']['encryption-algorithm-option'] = $_POST['p2ealgos'];
225
		$ipsecent['p2']['hash-algorithm-option'] = $_POST['p2halgos'];
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		$ipsecent['p2']['pfsgroup'] = $_POST['p2pfsgroup'];
227
		$ipsecent['p2']['lifetime'] = $_POST['p2lifetime'];
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		$ipsecent['descr'] = $_POST['descr'];
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230
		if (isset($id) && $a_ipsec[$id])
231
			$a_ipsec[$id] = $ipsecent;
232
		else
233
			$a_ipsec[] = $ipsecent;
234
		
235
		write_config();
236
		touch($d_ipsecconfdirty_path);
237
		
238
		header("Location: vpn_ipsec.php");
239
		exit;
240
	}
241
}
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243
$pgtitle = "VPN: IPsec: Edit tunnel";
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include("head.inc");
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246
?>
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248
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
249
<?php include("fbegin.inc"); ?>
250
<p class="pgtitle"><?=$pgtitle?></p>
251
<script language="JavaScript">
252
<!--
253
function typesel_change() {
254
	switch (document.iform.localnettype.selectedIndex) {
255
		case 0:	/* single */
256
			document.iform.localnet.disabled = 0;
257
			document.iform.localnetmask.value = "";
258
			document.iform.localnetmask.disabled = 1;
259
			break;
260
		case 1:	/* network */
261
			document.iform.localnet.disabled = 0;
262
			document.iform.localnetmask.disabled = 0;
263
			break;
264
		default:
265
			document.iform.localnet.value = "";
266
			document.iform.localnet.disabled = 1;
267
			document.iform.localnetmask.value = "";
268
			document.iform.localnetmask.disabled = 1;
269
			break;
270
	}
271
}
272
function methodsel_change() {
273
	switch (document.iform.p1authentication_method.selectedIndex) {
274
		case 1:	/* rsa */
275
			document.iform.p1pskey.disabled = 1;
276
			document.iform.p1privatekey.disabled = 0;
277
			document.iform.p1cert.disabled = 0;
278
			document.iform.p1peercert.disabled = 0;
279
			break;
280
		default: /* pre-shared */
281
			document.iform.p1pskey.disabled = 0;
282
			document.iform.p1privatekey.disabled = 1;
283
			document.iform.p1cert.disabled = 1;
284
			document.iform.p1peercert.disabled = 1;
285
			break;
286
	}
287
}
288
//-->
289
</script>
290
<?php if ($input_errors) print_input_errors($input_errors); ?>
291
            <form action="vpn_ipsec_edit.php" method="post" name="iform" id="iform">
292
              <?display_topbar()?>
293
              <table width="100%" border="0" cellpadding="6" cellspacing="0">
294
                <tr> 
295
                  <td width="22%" valign="top" class="vncellreq">Mode</td>
296
                  <td width="78%" class="vtable"> Tunnel</td>
297
                </tr>
298
				<tr> 
299
                  <td width="22%" valign="top" class="vncellreq">Disabled</td>
300
                  <td width="78%" class="vtable"> 
301
                    <input name="disabled" type="checkbox" id="disabled" value="yes" <?php if ($pconfig['disabled']) echo "checked"; ?>>
302
                    <strong>Disable this tunnel</strong><br>
303
                    <span class="vexpl">Set this option to disable this tunnel without
304
					removing it from the list.</span></td>
305
                </tr>
306
				<tr> 
307
				  <td width="22%" valign="top" class="vncellreq">Auto-establish</td>
308
				  <td width="78%" class="vtable"> 
309
					<input name="auto" type="checkbox" id="auto" value="yes" <?php if ($pconfig['auto']) echo "checked"; ?>>
310
					<strong>Automatically establish this tunnel</strong><br>
311
					<span class="vexpl">Set this option to automatically re-establish this tunnel after reboots/reconfigures. If this is not set, the tunnel is established on demand.</span></td>
312
				</tr>
313
				<tr> 
314
                  <td width="22%" valign="top" class="vncellreq">Interface</td>
315
                  <td width="78%" class="vtable"><select name="interface" class="formfld">
316
                      <?php $interfaces = array('wan' => 'WAN', 'lan' => 'LAN');
317
					  for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {
318
					  	$interfaces['opt' . $i] = $config['interfaces']['opt' . $i]['descr'];
319
					  }
320
					  foreach ($interfaces as $iface => $ifacename): ?>
321
                      <option value="<?=$iface;?>" <?php if ($iface == $pconfig['interface']) echo "selected"; ?>> 
322
                      <?=htmlspecialchars($ifacename);?>
323
                      </option>
324
                      <?php endforeach; ?>
325
                    </select> <br>
326
                    <span class="vexpl">Select the interface for the local endpoint of this tunnel.</span></td>
327
                </tr>
328
                <tr> 
329
                  <td width="22%" valign="top" class="vncellreq">Local subnet</td>
330
                  <td width="78%" class="vtable"> 
331
                    <table border="0" cellspacing="0" cellpadding="0">
332
                      <tr> 
333
                        <td>Type:&nbsp;&nbsp;</td>
334
						<td></td>
335
                        <td><select name="localnettype" class="formfld" onChange="typesel_change()">
336
                            <?php $sel = is_specialnet($pconfig['localnet']); ?>
337
                            <option value="single" <?php if (($pconfig['localnetmask'] == 32) && !$sel) { echo "selected"; $sel = 1; } ?>> 
338
                            Single host</option>
339
                            <option value="network" <?php if (!$sel) echo "selected"; ?>> 
340
                            Network</option>
341
                            <option value="lan" <?php if ($pconfig['localnet'] == "lan") { echo "selected"; } ?>> 
342
                            LAN subnet</option>
343
                          </select></td>
344
                      </tr>
345
                      <tr> 
346
                        <td>Address:&nbsp;&nbsp;</td>
347
						<td><?=$mandfldhtmlspc;?></td>
348
                        <td><input name="localnet" type="text" class="formfld" id="localnet" size="20" value="<?php if (!is_specialnet($pconfig['localnet'])) echo htmlspecialchars($pconfig['localnet']);?>">
349
                          / 
350
                          <select name="localnetmask" class="formfld" id="localnetmask">
351
                            <?php for ($i = 31; $i >= 0; $i--): ?>
352
                            <option value="<?=$i;?>" <?php if ($i == $pconfig['localnetmask']) echo "selected"; ?>>
353
                            <?=$i;?>
354
                            </option>
355
                            <?php endfor; ?>
356
                          </select> </td>
357
                      </tr>
358
                    </table></td>
359
                </tr>
360
                <tr> 
361
                  <td width="22%" valign="top" class="vncellreq">Remote subnet</td>
362
                  <td width="78%" class="vtable"> 
363
                    <?=$mandfldhtml;?><input name="remotenet" type="text" class="formfld" id="remotenet" size="20" value="<?=$pconfig['remotenet'];?>">
364
                    / 
365
                    <select name="remotebits" class="formfld" id="remotebits">
366
                      <?php for ($i = 32; $i >= 0; $i--): ?>
367
                      <option value="<?=$i;?>" <?php if ($i == $pconfig['remotebits']) echo "selected"; ?>> 
368
                      <?=$i;?>
369
                      </option>
370
                      <?php endfor; ?>
371
                    </select></td>
372
                </tr>
373
                <tr> 
374
                  <td width="22%" valign="top" class="vncellreq">Remote gateway</td>
375
                  <td width="78%" class="vtable"> 
376
                    <?=$mandfldhtml;?><input name="remotegw" type="text" class="formfld" id="remotegw" size="20" value="<?=$pconfig['remotegw'];?>"> 
377
                    <br>
378
                    Enter the public IP address of the remote gateway</td>
379
                </tr>
380
                <tr> 
381
                  <td width="22%" valign="top" class="vncell">Description</td>
382
                  <td width="78%" class="vtable"> 
383
                    <input name="descr" type="text" class="formfld" id="descr" size="40" value="<?=htmlspecialchars($pconfig['descr']);?>"> 
384
                    <br> <span class="vexpl">You may enter a description here 
385
                    for your reference (not parsed).</span></td>
386
                </tr>
387
                <tr> 
388
                  <td colspan="2" class="list" height="12"></td>
389
                </tr>
390
                <tr> 
391
                  <td colspan="2" valign="top" class="listtopic">Phase 1 proposal 
392
                    (Authentication)</td>
393
                </tr>
394
                <tr> 
395
                  <td width="22%" valign="top" class="vncellreq">Negotiation mode</td>
396
                  <td width="78%" class="vtable">
397
					<select name="p1mode" class="formfld">
398
                      <?php $modes = explode(" ", "main aggressive"); foreach ($modes as $mode): ?>
399
                      <option value="<?=$mode;?>" <?php if ($mode == $pconfig['p1mode']) echo "selected"; ?>> 
400
                      <?=htmlspecialchars($mode);?>
401
                      </option>
402
                      <?php endforeach; ?>
403
                    </select> <br> <span class="vexpl">Aggressive is faster, but 
404
                    less secure.</span></td>
405
                </tr>
406
                <tr> 
407
                  <td width="22%" valign="top" class="vncellreq">My identifier</td>
408
                  <td width="78%" class="vtable">
409
					<select name="p1myidentt" class="formfld">
410
                      <?php foreach ($my_identifier_list as $mode => $modename): ?>
411
                      <option value="<?=$mode;?>" <?php if ($mode == $pconfig['p1myidentt']) echo "selected"; ?>> 
412
                      <?=htmlspecialchars($modename);?>
413
                      </option>
414
                      <?php endforeach; ?>
415
                    </select> <input name="p1myident" type="text" class="formfld" id="p1myident" size="30" value="<?=$pconfig['p1myident'];?>"> 
416
                  </td>
417
                </tr>
418
                <tr> 
419
                  <td width="22%" valign="top" class="vncellreq">Encryption algorithm</td>
420
                  <td width="78%" class="vtable">
421
					<select name="p1ealgo" class="formfld">
422
                      <?php foreach ($p1_ealgos as $algo => $algoname): ?>
423
                      <option value="<?=$algo;?>" <?php if ($algo == $pconfig['p1ealgo']) echo "selected"; ?>> 
424
                      <?=htmlspecialchars($algoname);?>
425
                      </option>
426
                      <?php endforeach; ?>
427
                    </select> <br> <span class="vexpl">Must match the setting 
428
                    chosen on the remote side. </span></td>
429
                </tr>
430
                <tr> 
431
                  <td width="22%" valign="top" class="vncellreq">Hash algorithm</td>
432
                  <td width="78%" class="vtable">
433
					<select name="p1halgo" class="formfld">
434
                      <?php foreach ($p1_halgos as $algo => $algoname): ?>
435
                      <option value="<?=$algo;?>" <?php if ($algo == $pconfig['p1halgo']) echo "selected"; ?>> 
436
                      <?=htmlspecialchars($algoname);?>
437
                      </option>
438
                      <?php endforeach; ?>
439
                    </select> <br> <span class="vexpl">Must match the setting 
440
                    chosen on the remote side. </span></td>
441
                </tr>
442
                <tr> 
443
                  <td width="22%" valign="top" class="vncellreq">DH key group</td>
444
                  <td width="78%" class="vtable">
445
					<select name="p1dhgroup" class="formfld">
446
                      <?php $keygroups = explode(" ", "1 2 5"); foreach ($keygroups as $keygroup): ?>
447
                      <option value="<?=$keygroup;?>" <?php if ($keygroup == $pconfig['p1dhgroup']) echo "selected"; ?>> 
448
                      <?=htmlspecialchars($keygroup);?>
449
                      </option>
450
                      <?php endforeach; ?>
451
                    </select> <br> <span class="vexpl"><em>1 = 768 bit, 2 = 1024 
452
                    bit, 5 = 1536 bit</em><br>
453
                    Must match the setting chosen on the remote side. </span></td>
454
                </tr>
455
                <tr> 
456
                  <td width="22%" valign="top" class="vncell">Lifetime</td>
457
                  <td width="78%" class="vtable"> 
458
                    <input name="p1lifetime" type="text" class="formfld" id="p1lifetime" size="20" value="<?=$pconfig['p1lifetime'];?>">
459
                    seconds</td>
460
                </tr>
461
                <tr> 
462
                  <td width="22%" valign="top" class="vncellreq">Authentication method</td>
463
                  <td width="78%" class="vtable">
464
					<select name="p1authentication_method" class="formfld" onChange="methodsel_change()">
465
                      <?php foreach ($p1_authentication_methods as $method => $methodname): ?>
466
                      <option value="<?=$method;?>" <?php if ($method == $pconfig['p1authentication_method']) echo "selected"; ?>> 
467
                      <?=htmlspecialchars($methodname);?>
468
                      </option>
469
                      <?php endforeach; ?>
470
                    </select> <br> <span class="vexpl">Must match the setting 
471
                    chosen on the remote side.</span></td>
472
                </tr>
473
                <tr> 
474
                  <td width="22%" valign="top" class="vncellreq">Pre-Shared Key</td>
475
                  <td width="78%" class="vtable"> 
476
                    <?=$mandfldhtml;?><input name="p1pskey" type="text" class="formfld" id="p1pskey" size="40" value="<?=htmlspecialchars($pconfig['p1pskey']);?>"> 
477
                  </td>
478
                </tr>
479
                <tr> 
480
                  <td width="22%" valign="top" class="vncellreq">Certificate</td>
481
                  <td width="78%" class="vtable"> 
482
                    <textarea name="p1cert" cols="65" rows="7" id="p1cert" class="formpre"><?=htmlspecialchars($pconfig['p1cert']);?></textarea>
483
                    <br> 
484
                    Paste a certificate in X.509 PEM format here.</td>
485
                </tr>
486
                <tr> 
487
                  <td width="22%" valign="top" class="vncellreq">Key</td>
488
                  <td width="78%" class="vtable"> 
489
                    <textarea name="p1privatekey" cols="65" rows="7" id="p1privatekey" class="formpre"><?=htmlspecialchars($pconfig['p1privatekey']);?></textarea>
490
                    <br> 
491
                    Paste an RSA private key in PEM format here.</td>
492
                </tr>
493
                <tr> 
494
                  <td width="22%" valign="top" class="vncell">Peer certificate</td>
495
                  <td width="78%" class="vtable"> 
496
                    <textarea name="p1peercert" cols="65" rows="7" id="p1peercert" class="formpre"><?=htmlspecialchars($pconfig['p1peercert']);?></textarea>
497
                    <br> 
498
                    Paste the peer X.509 certificate in PEM format here.<br>
499
                    Leave this blank if you want to use a CA certificate for identity validation.</td>
500
                </tr>
501
                <tr> 
502
                  <td colspan="2" class="list" height="12"></td>
503
                </tr>
504
                <tr> 
505
                  <td colspan="2" valign="top" class="listtopic">Phase 2 proposal 
506
                    (SA/Key Exchange)</td>
507
                </tr>
508
                <tr> 
509
                  <td width="22%" valign="top" class="vncellreq">Protocol</td>
510
                  <td width="78%" class="vtable">
511
					<select name="p2proto" class="formfld">
512
                      <?php foreach ($p2_protos as $proto => $protoname): ?>
513
                      <option value="<?=$proto;?>" <?php if ($proto == $pconfig['p2proto']) echo "selected"; ?>> 
514
                      <?=htmlspecialchars($protoname);?>
515
                      </option>
516
                      <?php endforeach; ?>
517
                    </select> <br> <span class="vexpl">ESP is encryption, AH is 
518
                    authentication only </span></td>
519
                </tr>
520
                <tr> 
521
                  <td width="22%" valign="top" class="vncellreq">Encryption algorithms</td>
522
                  <td width="78%" class="vtable"> 
523
                    <?php foreach ($p2_ealgos as $algo => $algoname): ?>
524
                    <input type="checkbox" name="p2ealgos[]" value="<?=$algo;?>" <?php if (in_array($algo, $pconfig['p2ealgos'])) echo "checked"; ?>> 
525
                    <?=htmlspecialchars($algoname);?>
526
                    <br> 
527
                    <?php endforeach; ?>
528
                    <br>
529
                    Hint: use 3DES for best compatibility or if you have a hardware 
530
                    crypto accelerator card. Blowfish is usually the fastest in 
531
                    software encryption. </td>
532
                </tr>
533
                <tr> 
534
                  <td width="22%" valign="top" class="vncellreq">Hash algorithms</td>
535
                  <td width="78%" class="vtable"> 
536
                    <?php foreach ($p2_halgos as $algo => $algoname): ?>
537
                    <input type="checkbox" name="p2halgos[]" value="<?=$algo;?>" <?php if (in_array($algo, $pconfig['p2halgos'])) echo "checked"; ?>> 
538
                    <?=htmlspecialchars($algoname);?>
539
                    <br> 
540
                    <?php endforeach; ?>
541
				  </td>
542
                </tr>
543
                <tr> 
544
                  <td width="22%" valign="top" class="vncellreq">PFS key group</td>
545
                  <td width="78%" class="vtable">
546
					<select name="p2pfsgroup" class="formfld">
547
                      <?php foreach ($p2_pfskeygroups as $keygroup => $keygroupname): ?>
548
                      <option value="<?=$keygroup;?>" <?php if ($keygroup == $pconfig['p2pfsgroup']) echo "selected"; ?>> 
549
                      <?=htmlspecialchars($keygroupname);?>
550
                      </option>
551
                      <?php endforeach; ?>
552
                    </select> <br> <span class="vexpl"><em>1 = 768 bit, 2 = 1024 
553
                    bit, 5 = 1536 bit</em></span></td>
554
                </tr>
555
                <tr> 
556
                  <td width="22%" valign="top" class="vncell">Lifetime</td>
557
                  <td width="78%" class="vtable"> 
558
                    <input name="p2lifetime" type="text" class="formfld" id="p2lifetime" size="20" value="<?=$pconfig['p2lifetime'];?>">
559
                    seconds</td>
560
                </tr>
561
                <tr> 
562
                  <td width="22%" valign="top">&nbsp;</td>
563
                  <td width="78%"> 
564
                    <input name="Submit" type="submit" class="formbtn" value="Save"> 
565
                    <?php if (isset($id) && $a_ipsec[$id]): ?>
566
                    <input name="id" type="hidden" value="<?=$id;?>"> 
567
                    <?php endif; ?>
568
                  </td>
569
                </tr>
570
              </table>
571
</form>
572
<script language="JavaScript">
573
<!--
574
typesel_change();
575
methodsel_change();
576
//-->
577
</script>
578
<?php include("fend.inc"); ?>
579

    
580

    
581
<?php
582

    
583
function address_to_pconfig_vpn($adr, &$padr, &$pmask) {
584

    
585
        if ($adr['network'])
586
                $padr = $adr['network'];
587
        else if ($adr['address']) {
588
                list($padr, $pmask) = explode("/", $adr['address']);
589
                if (is_null($pmask))
590
                        $pmask = 32;
591
        }
592
}
593

    
594
?>
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