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<?php 
2
/*
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	vpn_openvpn_client.php
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	Copyright (C) 2008 Shrew Soft Inc.
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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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*/
29

    
30
##|+PRIV
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##|*IDENT=page-openvpn-client
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##|*NAME=OpenVPN: Client page
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##|*DESCR=Allow access to the 'OpenVPN: Client' page.
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##|*MATCH=vpn_openvpn_client.php*
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##|-PRIV
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37
require("guiconfig.inc");
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require_once("openvpn.inc");
39

    
40
$pgtitle = array("OpenVPN", "Client");
41

    
42
if (!is_array($config['openvpn']['openvpn-client']))
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	$config['openvpn']['openvpn-client'] = array();
44

    
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$a_client = &$config['openvpn']['openvpn-client'];
46

    
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$id = $_GET['id'];
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if (isset($_POST['id']))
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	$id = $_POST['id'];
50

    
51
$act = $_GET['act'];
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if (isset($_POST['act']))
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	$act = $_POST['act'];
54

    
55
if ($_GET['act'] == "del") {
56

    
57
	if (!$a_client[$id]) {
58
		pfSenseHeader("vpn_openvpn_client.php");
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		exit;
60
	}
61

    
62
	openvpn_delete('client', $a_client[$id]);
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	unset($a_client[$id]);
64
	write_config();
65
	$savemsg = gettext("Client successfully deleted")."<br/>";
66
}
67

    
68
if($_GET['act']=="new"){
69
	$pconfig['autokey_enable'] = "yes";
70
	$pconfig['tlsauth_enable'] = "yes";
71
	$pconfig['autotls_enable'] = "yes";
72
	$pconfig['interface'] = "wan";
73
	$pconfig['server_port'] = 1194;
74
}
75

    
76
if($_GET['act']=="edit"){
77

    
78
	if (isset($id) && $a_client[$id]) {
79

    
80
		$pconfig['disable'] = $a_client[$id]['disable'];
81
		$pconfig['mode'] = $a_client[$id]['mode'];
82
		$pconfig['protocol'] = $a_client[$id]['protocol'];
83
		$pconfig['interface'] = $a_client[$id]['interface'];
84
		$pconfig['local_port'] = $a_client[$id]['local_port'];
85
		$pconfig['server_addr'] = $a_client[$id]['server_addr'];
86
		$pconfig['server_port'] = $a_client[$id]['server_port'];
87
		$pconfig['resolve_retry'] = $a_client[$id]['resolve_retry'];
88
		$pconfig['proxy_addr'] = $a_client[$id]['proxy_addr'];
89
		$pconfig['proxy_port'] = $a_client[$id]['proxy_port'];
90
		$pconfig['description'] = $a_client[$id]['description'];
91

    
92
		if ($pconfig['mode'] != "p2p_shared_key") {
93
			$pconfig['caref'] = $a_client[$id]['caref'];
94
			$pconfig['certref'] = $a_client[$id]['certref'];
95
			if ($a_client[$id]['tls']) {
96
				$pconfig['tlsauth_enable'] = "yes";
97
				$pconfig['tls'] = base64_decode($a_client[$id]['tls']);
98
			}
99
		} else
100
			$pconfig['shared_key'] = base64_decode($a_client[$id]['shared_key']);
101
		$pconfig['crypto'] = $a_client[$id]['crypto'];
102

    
103
		$pconfig['tunnel_network'] = $a_client[$id]['tunnel_network'];
104
		$pconfig['remote_network'] = $a_client[$id]['remote_network'];
105
		$pconfig['compression'] = $a_client[$id]['compression'];
106
		$pconfig['passtos'] = $a_client[$id]['passtos'];
107

    
108
		// just in case the modes switch
109
		$pconfig['autokey_enable'] = "yes";
110
		$pconfig['autotls_enable'] = "yes";
111
	}
112
}
113

    
114
if ($_POST) {
115

    
116
	unset($input_errors);
117
	$pconfig = $_POST;
118

    
119
	if (isset($id) && $a_client[$id])
120
		$vpnid = $a_client[$id]['vpnid'];
121
	else
122
		$vpnid = 0;
123

    
124
	if ($pconfig['mode'] != "p2p_shared_key")
125
		$tls_mode = true;
126
	else
127
		$tls_mode = false;
128

    
129
	/* input validation */
130
	if ($pconfig['local_port']) {
131

    
132
		if ($result = openvpn_validate_port($pconfig['local_port'], 'Local port'))
133
			$input_errors[] = $result;
134

    
135
		$portused = openvpn_port_used($pconfig['protocol'], $pconfig['local_port']);
136
		if (($portused != $vpnid) && ($portused != 0))
137
			$input_errors[] = "The specified 'Local port' is in use. Please select another value";
138
	}
139

    
140
	if ($result = openvpn_validate_host($pconfig['server_addr'], 'Server host or address'))
141
		$input_errors[] = $result;
142

    
143
	if ($result = openvpn_validate_port($pconfig['server_port'], 'Server port'))
144
		$input_errors[] = $result;
145

    
146
	if ($pconfig['proxy_addr']) {
147

    
148
		if ($result = openvpn_validate_host($pconfig['proxy_addr'], 'Proxy host or address'))
149
			$input_errors[] = $result;
150

    
151
		if ($result = openvpn_validate_port($pconfig['proxy_port'], 'Proxy port'))
152
			$input_errors[] = $result;
153
	}
154

    
155
	if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'Tunnel network'))
156
		$input_errors[] = $result;
157

    
158
	if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'Remote network'))
159
		$input_errors[] = $result;
160

    
161
    if ($pconfig['autokey_enable'])
162
        $pconfig['shared_key'] = openvpn_create_key();
163

    
164
	if (!$tls_mode && !$pconfig['autokey_enable'])
165
		if (!strstr($pconfig['shared_key'], "-----BEGIN OpenVPN Static key V1-----") ||
166
			!strstr($pconfig['shared_key'], "-----END OpenVPN Static key V1-----"))
167
			$input_errors[] = "The field 'Shared Key' does not appear to be valid";
168

    
169
	if ($tls_mode && $pconfig['tlsauth_enable'] && !$pconfig['autotls_enable'])
170
		if (!strstr($pconfig['tls'], "-----BEGIN OpenVPN Static key V1-----") ||
171
			!strstr($pconfig['tls'], "-----END OpenVPN Static key V1-----"))
172
			$input_errors[] = "The field 'TLS Authentication Key' does not appear to be valid";
173

    
174
	if (!$tls_mode && !$pconfig['autokey_enable']) {
175
		$reqdfields = array('shared_key');
176
		$reqdfieldsn = array('Shared key');
177
    } else {
178
		$reqdfields = explode(" ", "caref certref");
179
		$reqdfieldsn = explode(",", "Certificate Authority,Certificate");;
180
	}
181

    
182
    $reqdfields[] = 'tunnel_network';
183
    $reqdfieldsn[] = 'Tunnel network';
184

    
185
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
186
	
187
	if (!$input_errors) {
188

    
189
		$client = array();
190

    
191
		if ($vpnid)
192
			$client['vpnid'] = $vpnid;
193
		else
194
			$client['vpnid'] = openvpn_vpnid_next();
195

    
196
		$client['disable'] = $pconfig['disable'];
197
		$client['protocol'] = $pconfig['protocol'];
198
		$client['interface'] = $pconfig['interface'];
199
		$client['local_port'] = $pconfig['local_port'];
200
		$client['server_addr'] = $pconfig['server_addr'];
201
		$client['server_port'] = $pconfig['server_port'];
202
		$client['resolve_retry'] = $pconfig['resolve_retry'];
203
		$client['proxy_addr'] = $pconfig['proxy_addr'];
204
		$client['proxy_port'] = $pconfig['proxy_port'];
205
		$client['description'] = $pconfig['description'];
206
		$client['mode'] = $pconfig['mode'];
207

    
208
        if ($tls_mode) {
209
            $client['caref'] = $pconfig['caref'];
210
            $client['certref'] = $pconfig['certref'];
211
            if ($pconfig['tlsauth_enable']) {
212
                if ($pconfig['autotls_enable'])
213
                    $pconfig['tls'] = openvpn_create_key();
214
                $client['tls'] = base64_encode($pconfig['tls']);
215
            }
216
        } else {
217
            $client['shared_key'] = base64_encode($pconfig['shared_key']);
218
        }
219
		$client['crypto'] = $pconfig['crypto'];
220

    
221
		$client['tunnel_network'] = $pconfig['tunnel_network'];
222
		$client['remote_network'] = $pconfig['remote_network'];
223
		$client['compression'] = $pconfig['compression'];
224

    
225
		if (isset($id) && $a_client[$id])
226
			$a_client[$id] = $client;
227
		else
228
			$a_client[] = $client;
229

    
230
		openvpn_resync('client', $client);
231
		write_config();
232
		
233
		header("Location: vpn_openvpn_client.php");
234
		exit;
235
	}
236
}
237

    
238
include("head.inc");
239

    
240
?>
241

    
242
<body link="#000000" vlink="#000000" alink="#000000" onload="<?= $jsevents["body"]["onload"] ?>">
243
<?php include("fbegin.inc"); ?>
244
<script language="JavaScript">
245
<!--
246

    
247
function mode_change() {
248
	index = document.iform.mode.selectedIndex;
249
	value = document.iform.mode.options[index].value;
250
	switch(value) {
251
		case "p2p_tls":
252
			document.getElementById("tls").style.display="";
253
			document.getElementById("tls_ca").style.display="";
254
			document.getElementById("tls_cert").style.display="";
255
			document.getElementById("psk").style.display="none";
256
			break;
257
		case "p2p_shared_key":
258
			document.getElementById("tls").style.display="none";
259
			document.getElementById("tls_ca").style.display="none";
260
			document.getElementById("tls_cert").style.display="none";
261
			document.getElementById("psk").style.display="";
262
			break;
263
	}
264
}
265

    
266
function autokey_change() {
267
	if (document.iform.autokey_enable.checked)
268
		document.getElementById("autokey_opts").style.display="none";
269
	else
270
		document.getElementById("autokey_opts").style.display="";
271
}
272

    
273
function tlsauth_change() {
274

    
275
<?php if (!$pconfig['tls']): ?>
276
	if (document.iform.tlsauth_enable.checked)
277
		document.getElementById("tlsauth_opts").style.display="";
278
	else
279
		document.getElementById("tlsauth_opts").style.display="none";
280
<?php endif; ?>
281

    
282
	autotls_change();
283
}
284

    
285
function autotls_change() {
286

    
287
<?php if (!$pconfig['tls']): ?>
288
	autocheck = document.iform.autotls_enable.checked;
289
<?php else: ?>
290
	autocheck = false;
291
<?php endif; ?>
292

    
293
	if (document.iform.tlsauth_enable.checked && !autocheck)
294
		document.getElementById("autotls_opts").style.display="";
295
	else
296
		document.getElementById("autotls_opts").style.display="none";
297
}
298

    
299
//-->
300
</script>
301
<?php
302
	if ($input_errors)
303
		print_input_errors($input_errors);
304
	if ($savemsg)
305
		print_info_box($savemsg);
306
?>
307
<table width="100%" border="0" cellpadding="0" cellspacing="0">
308
 	<tr>
309
		<td class="tabnavtbl">
310
			<ul id="tabnav">
311
			<?php 
312
				$tab_array = array();
313
				$tab_array[] = array(gettext("Server"), false, "vpn_openvpn_server.php");
314
				$tab_array[] = array(gettext("Client"), true, "vpn_openvpn_client.php");
315
				$tab_array[] = array(gettext("Client Specific Overrides"), false, "vpn_openvpn_csc.php");
316
				add_package_tabs("OpenVPN", $tab_array);
317
				display_top_tabs($tab_array);
318
			?>
319
			</ul>
320
		</td>
321
	</tr>    
322
	<tr>
323
		<td class="tabcont">
324

    
325
			<?php if($act=="new" || $act=="edit"): ?>
326

    
327
			<form action="vpn_openvpn_client.php" method="post" name="iform" id="iform" onsubmit="presubmit()">
328
				<table width="100%" border="0" cellpadding="6" cellspacing="0">
329
					<tr>
330
						<td colspan="2" valign="top" class="listtopic">General information</td>
331
					</tr>
332
					<tr>
333
						<td width="22%" valign="top" class="vncellreq">Disabled</td>
334
						<td width="78%" class="vtable">
335
							<table border="0" cellpadding="0" cellspacing="0">
336
								<tr>
337
									<td>
338
										<?php set_checked($pconfig['disable'],$chk); ?>
339
										<input name="disable" type="checkbox" value="yes" <?=$chk;?>/>
340
									</td>
341
									<td>
342
										&nbsp;
343
										<span class="vexpl">
344
											<strong>Disable this client</strong><br>
345
										</span>
346
									</td>
347
								</tr>
348
							</table>
349
							Set this option to disable this client without removing it from the list.
350
						</td>
351
					</tr>
352
					<tr>
353
						<td width="22%" valign="top" class="vncellreq"><?=gettext("Server Mode");?></td>
354
						<td width="78%" class="vtable">
355
							<select name='mode' id='mode' class="formselect" onchange='mode_change()'>
356
							<?php
357
								foreach ($openvpn_client_modes as $name => $desc):
358
									$selected = "";
359
									if ($pconfig['mode'] == $name)
360
										$selected = "selected";
361
							?>
362
								<option value="<?=$name;?>" <?=$selected;?>><?=$desc;?></option>
363
							<?php endforeach; ?>
364
							</select>
365
						</td>
366
					</tr>
367
					<tr>
368
						<td width="22%" valign="top" class="vncellreq"><?=gettext("Protocol");?></td>
369
							<td width="78%" class="vtable">
370
							<select name='protocol' class="formselect">
371
							<?php
372
								foreach ($openvpn_prots as $prot):
373
									$selected = "";
374
									if ($pconfig['protocol'] == $prot)
375
										$selected = "selected";
376
							?>
377
								<option value="<?=$prot;?>" <?=$selected;?>><?=$prot;?></option>
378
							<?php endforeach; ?>
379
							</select>
380
							</td>
381
					</tr>
382
					<tr>
383
						<td width="22%" valign="top" class="vncellreq">Interface</td>
384
						<td width="78%" class="vtable">
385
							<select name="interface" class="formselect">
386
								<?php
387
									$interfaces = get_configured_interface_with_descr();
388
										foreach ($interfaces as $iface => $ifacename):
389
										$selected = "";
390
										if ($iface == $pconfig['interface'])
391
											$selected = "selected";
392
								?>
393
									<option value="<?=$iface;?>" <?=$selected;?>>
394
										<?=htmlspecialchars($ifacename);?>
395
									</option>
396
								<?php endforeach; ?>
397
							</select> <br>
398
						</td>
399
					</tr>
400
					<tr>
401
						<td width="22%" valign="top" class="vncell"><?=gettext("Local port");?></td>
402
						<td width="78%" class="vtable">
403
							<input name="local_port" type="text" class="formfld unknown" size="5" value="<?=htmlspecialchars($pconfig['local_port']);?>"/>
404
							<br/>
405
							Set this option if you would like to bind to a specific port.
406
						</td>
407
					</tr>
408
					<tr>
409
						<td width="22%" valign="top" class="vncellreq"><?=gettext("Server host or address");?></td>
410
						<td width="78%" class="vtable">
411
							<input name="server_addr" type="text" class="formfld unknown" size="30" value="<?=htmlspecialchars($pconfig['server_addr']);?>"/>
412
						</td>
413
					</tr>
414
					<tr>
415
						<td width="22%" valign="top" class="vncellreq"><?=gettext("Server port");?></td>
416
						<td width="78%" class="vtable">
417
							<input name="server_port" type="text" class="formfld unknown" size="5" value="<?=htmlspecialchars($pconfig['server_port']);?>"/>
418
						</td>
419
					</tr>
420
					<tr>
421
						<td width="22%" valign="top" class="vncell"><?=gettext("Proxy host or address");?></td>
422
						<td width="78%" class="vtable">
423
							<input name="proxy_addr" type="text" class="formfld unknown" size="30" value="<?=htmlspecialchars($pconfig['proxy_addr']);?>"/>
424
						</td>
425
					</tr>
426
					<tr>
427
						<td width="22%" valign="top" class="vncell"><?=gettext("Proxy port");?></td>
428
						<td width="78%" class="vtable">
429
							<input name="proxy_port" type="text" class="formfld unknown" size="5" value="<?=htmlspecialchars($pconfig['proxy_port']);?>"/>
430
						</td>
431
					</tr>
432
					<tr>
433
						<td width="22%" valign="top" class="vncell">Server host name resolution</td>
434
						<td width="78%" class="vtable">
435
							<table border="0" cellpadding="2" cellspacing="0">
436
								<tr>
437
									<td>
438
										<?php set_checked($pconfig['resolve_retry'],$chk); ?>
439
										<input name="resolve_retry" type="checkbox" value="yes" <?=$chk;?>>
440
									</td>
441
									<td>
442
										<span class="vexpl">
443
											Infinitely resolve server
444
										</span>
445
									</td>
446
								</tr>
447
							</table>
448
							Continuously attempt to resolve the server host
449
							name. Useful when communicating with a server
450
							that is not permanently connected to the internet.
451
						</td>
452
					</tr>
453
					<tr> 
454
						<td width="22%" valign="top" class="vncell">Description</td>
455
						<td width="78%" class="vtable"> 
456
							<input name="description" type="text" class="formfld unknown" size="30" value="<?=htmlspecialchars($pconfig['description']);?>">
457
							<br>
458
							You may enter a description here for your reference (not parsed).
459
						</td>
460
					</tr>
461
					<tr>
462
						<td colspan="2" class="list" height="12"></td>
463
					</tr>
464
					<tr>
465
						<td colspan="2" valign="top" class="listtopic">Cryptographic Settings</td>
466
					</tr>
467
					<tr id="tls">
468
						<td width="22%" valign="top" class="vncellreq">TLS Authentication</td>
469
						<td width="78%" class="vtable">
470
							<table border="0" cellpadding="2" cellspacing="0">
471
								<tr>
472
									<td>
473
										<?php set_checked($pconfig['tlsauth_enable'],$chk); ?>
474
										<input name="tlsauth_enable" id="tlsauth_enable" type="checkbox" value="yes" <?=$chk;?> onClick="tlsauth_change()">
475
									</td>
476
									<td>
477
										<span class="vexpl">
478
											Enable authentication of TLS packets.
479
										</span>
480
									</td>
481
								</tr>
482
							</table>
483
							<?php if (!$pconfig['tls']): ?>
484
							<table border="0" cellpadding="2" cellspacing="0" id='tlsauth_opts'>
485
								<tr>
486
									<td>
487
										<?php set_checked($pconfig['autotls_enable'],$chk); ?>
488
										<input name="autotls_enable" id="autotls_enable" type="checkbox" value="yes" <?=$chk;?> onClick="autotls_change()">
489
									</td>
490
									<td>
491
										<span class="vexpl">
492
											Automatically generate a shared TLS authentication key.
493
										</span>
494
									</td>
495
								</tr>
496
							</table>
497
							<?php endif; ?>
498
							<table border="0" cellpadding="2" cellspacing="0" id='autotls_opts'>
499
								<tr>
500
									<td>
501
										<textarea name="tls" cols="65" rows="7" class="formpre"><?=htmlspecialchars($pconfig['tls']);?></textarea>
502
										<br/>
503
										Paste your shared key here.
504
									</td>
505
								</tr>
506
							</table>
507
						</td>
508
					</tr>
509
					<tr id="tls_ca">
510
						<td width="22%" valign="top" class="vncellreq">Peer Certificate Authority</td>
511
							<td width="78%" class="vtable">
512
							<select name='caref' class="formselect">
513
							<?php
514
								foreach ($config['system']['ca'] as $ca):
515
									$selected = "";
516
									if ($pconfig['caref'] == $ca['refid'])
517
										$selected = "selected";
518
							?>
519
								<option value="<?=$ca['refid'];?>" <?=$selected;?>><?=$ca['name'];?></option>
520
							<?php endforeach; ?>
521
							</select>
522
							</td>
523
					</tr>
524
					<tr id="tls_cert">
525
						<td width="22%" valign="top" class="vncellreq">Client Certificate</td>
526
							<td width="78%" class="vtable">
527
							<select name='certref' class="formselect">
528
							<?php
529
								foreach ($config['system']['cert'] as $cert):
530
									$selected = "";
531
									if ($pconfig['certref'] == $cert['refid'])
532
										$selected = "selected";
533
							?>
534
								<option value="<?=$cert['refid'];?>" <?=$selected;?>><?=$cert['name'];?></option>
535
							<?php endforeach; ?>
536
							</select>
537
						</td>
538
					</tr>
539
					<tr id="psk">
540
						<td width="22%" valign="top" class="vncellreq">Shared Key</td>
541
						<td width="78%" class="vtable">
542
							<?php if (!$pconfig['shared_key']): ?>
543
							<table border="0" cellpadding="2" cellspacing="0">
544
								<tr>
545
									<td>
546
										<?php set_checked($pconfig['autokey_enable'],$chk); ?>
547
										<input name="autokey_enable" type="checkbox" value="yes" <?=$chk;?> onClick="autokey_change()">
548
									</td>
549
									<td>
550
										<span class="vexpl">
551
											Automatically generate a shared key.
552
										</span>
553
									</td>
554
								</tr>
555
							</table>
556
							<?php endif; ?>
557
							<table border="0" cellpadding="2" cellspacing="0" id='autokey_opts'>
558
								<tr>
559
									<td>
560
										<textarea name="shared_key" cols="65" rows="7" class="formpre"><?=htmlspecialchars($pconfig['shared_key']);?></textarea>
561
										<br/>
562
										Paste your shared key here.
563
									</td>
564
								</tr>
565
							</table>
566
						</td>
567
					</tr>
568
					<tr>
569
						<td width="22%" valign="top" class="vncellreq">Encryption algorithm</td>
570
						<td width="78%" class="vtable">
571
							<select name="crypto" class="formselect">
572
								<?php
573
									$cipherlist = openvpn_get_cipherlist();
574
									foreach ($cipherlist as $name => $desc):
575
									$selected = '';
576
									if ($name == $pconfig['crypto'])
577
										$selected = ' selected';
578
								?>
579
								<option value="<?=$name;?>"<?=$selected?>>
580
									<?=htmlspecialchars($desc);?>
581
								</option>
582
								<?php endforeach; ?>
583
							</select>
584
						</td>
585
					</tr>
586
					<tr>
587
						<td colspan="2" class="list" height="12"></td>
588
					</tr>
589
					<tr>
590
						<td colspan="2" valign="top" class="listtopic">Tunnel Settings</td>
591
					</tr>
592
					<tr>
593
						<td width="22%" valign="top" class="vncellreq">Tunnel Network</td>
594
						<td width="78%" class="vtable">
595
							<input name="tunnel_network" type="text" class="formfld unknown" size="20" value="<?=htmlspecialchars($pconfig['tunnel_network']);?>">
596
							<br>
597
							This is the virtual network used for private
598
							communications between this client and the
599
							server expressed using CIDR (eg. 10.0.8.0/24).
600
							The first network address is assumed to be the
601
							server address and the second network address
602
							will be assigned to the client virtual
603
							interface.
604
						</td>
605
					</tr>
606
					<tr>
607
						<td width="22%" valign="top" class="vncell">Remote Network</td>
608
						<td width="78%" class="vtable">
609
							<input name="remote_network" type="text" class="formfld unknown" size="20" value="<?=htmlspecialchars($pconfig['remote_network']);?>">
610
							<br>
611
							This is a network that will be routed through
612
							the tunnel, so that a site-to-site VPN can be
613
							established without manually changing the
614
							routing tables. Expressed as a CIDR range. If
615
							this is a site-to-site VPN, enter here the
616
							remote LAN here. You may leave this blank to
617
							only communicate with other clients.
618
						</td>
619
					</tr>
620
					<tr>
621
						<td width="22%" valign="top" class="vncell"><?=gettext("Limit outgoing bandwidth");?></td>
622
						<td width="78%" class="vtable">
623
							<input name="use_shaper" type="text" class="formfld unknown" size="5" value="<?=htmlspecialchars($pconfig['use_shaper']);?>"/>
624
							<br/>
625
							Maximum outgoing bandwidth for this tunnel.
626
							Leave empty for no limit. The input value has
627
							to be something between 100 bytes/sec and 100
628
							Mbytes/sec (entered as bytes per second).
629
						</td>
630
					</tr>
631
					<tr>
632
						<td width="22%" valign="top" class="vncell">Compression</td>
633
						<td width="78%" class="vtable">
634
							<table border="0" cellpadding="2" cellspacing="0">
635
								<tr>
636
									<td>
637
										<?php set_checked($pconfig['compression'],$chk); ?>
638
										<input name="compression" type="checkbox" value="yes" <?=$chk;?>>
639
									</td>
640
									<td>
641
										<span class="vexpl">
642
											Compress tunnel packets using the LZO algorithm.
643
										</span>
644
									</td>
645
								</tr>
646
							</table>
647
						</td>
648
					</tr>
649
					<tr>
650
						<td width="22%" valign="top" class="vncell">Type-of-Service</td>
651
						<td width="78%" class="vtable">
652
							<table border="0" cellpadding="2" cellspacing="0">
653
								<tr>
654
									<td>
655
										<?php set_checked($pconfig['passtos'],$chk); ?>
656
										<input name="passtos" type="checkbox" value="yes" <?=$chk;?>>
657
									</td>
658
									<td>
659
										<span class="vexpl">
660
											Set the TOS IP header value of tunnel packets to match the encapsulated packet value.
661
										</span>
662
									</td>
663
								</tr>
664
							</table>
665
						</td>
666
					</tr>
667
					<tr>
668
						<td width="22%" valign="top">&nbsp;</td>
669
						<td width="78%"> 
670
							<input name="save" type="submit" class="formbtn" value="Save"> 
671
							<input name="act" type="hidden" value="<?=$act;?>">
672
							<?php if (isset($id) && $a_client[$id]): ?>
673
							<input name="id" type="hidden" value="<?=$id;?>">
674
							<?php endif; ?>
675
						</td>
676
					</tr>
677
				</table>
678
			</form>
679

    
680
			<?php else: ?>
681

    
682
			<table width="100%" border="0" cellpadding="0" cellspacing="0">
683
				<tr>
684
					<td width="10%" class="listhdrr">Disabled</td>
685
					<td width="10%" class="listhdrr">Protocol</td>
686
					<td width="30%" class="listhdrr">Server</td>
687
					<td width="40%" class="listhdrr">Description</td>
688
					<td width="10%" class="list"></td>
689
				</tr>
690
				<?php
691
					$i = 0;
692
					foreach($a_client as $client):
693
						$disabled = "NO";
694
						if ($client['disable'])
695
							$disabled = "YES";
696
						$server = "{$client['server_addr']}:{$client['server_port']}";
697
				?>
698
				<tr>
699
					<td class="listlr">
700
						<?=$disabled;?>
701
					</td>
702
					<td class="listr">
703
						<?=htmlspecialchars($client['protocol']);?>
704
					</td>
705
					<td class="listr">
706
						<?=htmlspecialchars($server);?>
707
					</td>
708
					<td class="listbg">
709
						<?=htmlspecialchars($client['description']);?>
710
					</td>
711
					<td valign="middle" nowrap class="list">
712
						<a href="vpn_openvpn_client.php?act=edit&id=<?=$i;?>">
713
							<img src="./themes/<?=$g['theme'];?>/images/icons/icon_e.gif" title="edit client" width="17" height="17" border="0">
714
						</a>
715
						&nbsp;
716
						<a href="vpn_openvpn_client.php?act=del&id=<?=$i;?>" onclick="return confirm('Do you really want to delete this client?')">
717
							<img src="/themes/<?=$g['theme'];?>/images/icons/icon_x.gif" title="delete client" width="17" height="17" border="0">
718
						</a>
719
					</td>
720
				</tr>
721
				<?php
722
					$i++;
723
					endforeach;
724
				?>
725
				<tr>
726
					<td class="list" colspan="4"></td>
727
					<td class="list">
728
						<a href="vpn_openvpn_client.php?act=new"><img src="./themes/<?=$g['theme'];?>/images/icons/icon_plus.gif" title="add client" width="17" height="17" border="0">
729
						</a>
730
					</td>
731
				</tr>
732
				<tr>
733
					<td colspan="4">
734
						<p>
735
							<?=gettext("Additional OpenVPN clients can be added here.");?>
736
						</p>
737
					</td>
738
				</tr>
739
			</table>
740

    
741
			<? endif; ?>
742

    
743
		</td>
744
	</tr>
745
</table>
746
<script language="JavaScript">
747
<!--
748
mode_change();
749
autokey_change();
750
tlsauth_change();
751
//-->
752
</script>
753
</body>
754
<?php include("fend.inc"); ?>
755

    
756
<?php
757

    
758
/* local utility functions */
759

    
760
function set_checked($var,& $chk) {
761
    if($var)
762
        $chk = 'checked';
763
    else
764
        $chk = '';
765
}
766

    
767
?>
768

    
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