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#!/usr/local/bin/php
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<?php
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/* $Id$ */
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/*
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	firewall_rules_edit.php
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	part of pfSense (http://www.pfsense.com)
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        Copyright (C) 2005 Scott Ullrich (sullrich@gmail.com)
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	originally part of m0n0wall (http://m0n0.ch/wall)
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	Copyright (C) 2003-2004 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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*/
34

    
35
require("guiconfig.inc");
36

    
37
$specialsrcdst = explode(" ", "any lan pptp pppoe");
38

    
39
if (!is_array($config['filter']['rule'])) {
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	$config['filter']['rule'] = array();
41
}
42
filter_rules_sort();
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$a_filter = &$config['filter']['rule'];
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45
$id = $_GET['id'];
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if (is_numeric($_POST['id']))
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	$id = $_POST['id'];
48

    
49
$after = $_GET['after'];
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51
if (isset($_POST['after']))
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	$after = $_POST['after'];
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54
if (isset($_GET['dup'])) {
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	$id = $_GET['dup'];
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	$after = $_GET['dup'];
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}
58

    
59
if (isset($id) && $a_filter[$id]) {
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	$pconfig['interface'] = $a_filter[$id]['interface'];
61

    
62
	if (!isset($a_filter[$id]['type']))
63
		$pconfig['type'] = "pass";
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	else
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		$pconfig['type'] = $a_filter[$id]['type'];
66

    
67
	if (isset($a_filter[$id]['protocol']))
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		$pconfig['proto'] = $a_filter[$id]['protocol'];
69
	else
70
		$pconfig['proto'] = "any";
71

    
72
	if ($a_filter[$id]['protocol'] == "icmp")
73
		$pconfig['icmptype'] = $a_filter[$id]['icmptype'];
74

    
75
	address_to_pconfig($a_filter[$id]['source'], $pconfig['src'],
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		$pconfig['srcmask'], $pconfig['srcnot'],
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		$pconfig['srcbeginport'], $pconfig['srcendport']);
78

    
79
	if($a_filter[$id]['os'] <> "")
80
		$pconfig['os'] = $a_filter[$id]['os'];
81

    
82
	address_to_pconfig($a_filter[$id]['destination'], $pconfig['dst'],
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		$pconfig['dstmask'], $pconfig['dstnot'],
84
		$pconfig['dstbeginport'], $pconfig['dstendport']);
85

    
86
	$pconfig['disabled'] = isset($a_filter[$id]['disabled']);
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	$pconfig['log'] = isset($a_filter[$id]['log']);
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	$pconfig['descr'] = $a_filter[$id]['descr'];
89
	
90
	/* advanced */
91
        $pconfig['max-src-nodes'] = $a_filter[$id]['max-src-nodes'];
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        $pconfig['max-src-states'] = $a_filter[$id]['max-src-states'];
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        $pconfig['statetype'] = $a_filter[$id]['statetype'];
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	$pconfig['statetimeout'] = $a_filter[$id]['statetimeout'];
95
	
96
	/* advanced - new connection per second banning*/
97
	$pconfig['max-src-conn-rate'] = $a_filter[$id]['max-src-conn-rate'];
98
	$pconfig['max-src-conn-rates'] = $a_filter[$id]['max-src-conn-rates'];
99

    
100
	/* Multi-WAN next-hop support */
101
	$pconfig['gateway'] = $a_filter[$id]['gateway'];
102

    
103
} else {
104
	/* defaults */
105
	if ($_GET['if'])
106
		$pconfig['interface'] = $_GET['if'];
107
	$pconfig['type'] = "pass";
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	$pconfig['src'] = "any";
109
	$pconfig['dst'] = "any";
110
}
111

    
112
if (isset($_GET['dup']))
113
	unset($id);
114

    
115
if ($_POST) {
116

    
117
	if (($_POST['proto'] != "tcp") && ($_POST['proto'] != "udp") && ($_POST['proto'] != "tcp/udp")) {
118
		$_POST['srcbeginport'] = 0;
119
		$_POST['srcendport'] = 0;
120
		$_POST['dstbeginport'] = 0;
121
		$_POST['dstendport'] = 0;
122
	} else {
123

    
124
		if ($_POST['srcbeginport_cust'] && !$_POST['srcbeginport'])
125
			$_POST['srcbeginport'] = $_POST['srcbeginport_cust'];
126
		if ($_POST['srcendport_cust'] && !$_POST['srcendport'])
127
			$_POST['srcendport'] = $_POST['srcendport_cust'];
128

    
129
		if ($_POST['srcbeginport'] == "any") {
130
			$_POST['srcbeginport'] = 0;
131
			$_POST['srcendport'] = 0;
132
		} else {
133
			if (!$_POST['srcendport'])
134
				$_POST['srcendport'] = $_POST['srcbeginport'];
135
		}
136
		if ($_POST['srcendport'] == "any")
137
			$_POST['srcendport'] = $_POST['srcbeginport'];
138

    
139
		if ($_POST['dstbeginport_cust'] && !$_POST['dstbeginport'])
140
			$_POST['dstbeginport'] = $_POST['dstbeginport_cust'];
141
		if ($_POST['dstendport_cust'] && !$_POST['dstendport'])
142
			$_POST['dstendport'] = $_POST['dstendport_cust'];
143

    
144
		if ($_POST['dstbeginport'] == "any") {
145
			$_POST['dstbeginport'] = 0;
146
			$_POST['dstendport'] = 0;
147
		} else {
148
			if (!$_POST['dstendport'])
149
				$_POST['dstendport'] = $_POST['dstbeginport'];
150
		}
151
		if ($_POST['dstendport'] == "any")
152
			$_POST['dstendport'] = $_POST['dstbeginport'];
153
	}
154

    
155
	if (is_specialnet($_POST['srctype'])) {
156
		$_POST['src'] = $_POST['srctype'];
157
		$_POST['srcmask'] = 0;
158
	} else if ($_POST['srctype'] == "single") {
159
		$_POST['srcmask'] = 32;
160
	}
161
	if (is_specialnet($_POST['dsttype'])) {
162
		$_POST['dst'] = $_POST['dsttype'];
163
		$_POST['dstmask'] = 0;
164
	}  else if ($_POST['dsttype'] == "single") {
165
		$_POST['dstmask'] = 32;
166
	}
167

    
168
	unset($input_errors);
169
	$pconfig = $_POST;
170

    
171
	/* input validation */
172
	$reqdfields = explode(" ", "type interface proto src dst");
173
	$reqdfieldsn = explode(",", "Type,Interface,Protocol,Source,Destination");
174

    
175

    
176
	if($_POST['statetype'] == "modulate state" or $_POST['statetype'] == "synproxy state")
177
		if( $_POST['proto'] != "tcp" )
178
			$input_errors[] = "{$_POST['statetype']} is only valid with protocol tcp.";
179

    
180

    
181
	if (!(is_specialnet($_POST['srctype']) || ($_POST['srctype'] == "single"))) {
182
		$reqdfields[] = "srcmask";
183
		$reqdfieldsn[] = "Source bit count";
184
	}
185
	if (!(is_specialnet($_POST['dsttype']) || ($_POST['dsttype'] == "single"))) {
186
		$reqdfields[] = "dstmask";
187
		$reqdfieldsn[] = "Destination bit count";
188
	}
189

    
190
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
191

    
192
	if (!$_POST['srcbeginport']) {
193
		$_POST['srcbeginport'] = 0;
194
		$_POST['srcendport'] = 0;
195
	}
196
	if (!$_POST['dstbeginport']) {
197
		$_POST['dstbeginport'] = 0;
198
		$_POST['dstendport'] = 0;
199
	}
200

    
201
	if (($_POST['srcbeginport'] && !alias_expand($_POST['srcbeginport']) && !is_port($_POST['srcbeginport']))) {
202
		$input_errors[] = "The start source port must be an alias or integer between 1 and 65535.";
203
	}
204
	if (($_POST['srcendport'] && !alias_expand($_POST['srcendport']) && !is_port($_POST['srcendport']))) {
205
		$input_errors[] = "The end source port must be an alias or integer between 1 and 65535.";
206
	}
207
	if (($_POST['dstbeginport'] && !alias_expand($_POST['dstbeginport']) && !is_port($_POST['dstbeginport']))) {
208
		$input_errors[] = "The start destination port must be an alias or integer between 1 and 65535.";
209
	}
210
	if (($_POST['dstendport'] && !alias_expand($_POST['dstbeginport']) && !is_port($_POST['dstendport']))) {
211
		$input_errors[] = "The end destination port must be an alias or integer between 1 and 65535.";
212
	}
213

    
214
	if (!is_specialnet($_POST['srctype'])) {
215
		if (($_POST['src'] && !is_ipaddroranyalias($_POST['src']))) {
216
			$input_errors[] = "A valid source IP address or alias must be specified.";
217
		}
218
		if (($_POST['srcmask'] && !is_numericint($_POST['srcmask']))) {
219
			$input_errors[] = "A valid source bit count must be specified.";
220
		}
221
	}
222
	if (!is_specialnet($_POST['dsttype'])) {
223
		if (($_POST['dst'] && !is_ipaddroranyalias($_POST['dst']))) {
224
			$input_errors[] = "A valid destination IP address or alias must be specified.";
225
		}
226
		if (($_POST['dstmask'] && !is_numericint($_POST['dstmask']))) {
227
			$input_errors[] = "A valid destination bit count must be specified.";
228
		}
229
	}
230

    
231
	if ($_POST['srcbeginport'] > $_POST['srcendport']) {
232
		/* swap */
233
		$tmp = $_POST['srcendport'];
234
		$_POST['srcendport'] = $_POST['srcbeginport'];
235
		$_POST['srcbeginport'] = $tmp;
236
	}
237
	if ($_POST['dstbeginport'] > $_POST['dstendport']) {
238
		/* swap */
239
		$tmp = $_POST['dstendport'];
240
		$_POST['dstendport'] = $_POST['dstbeginport'];
241
		$_POST['dstbeginport'] = $tmp;
242
	}
243
	if ($_POST['os'])
244
		if( $_POST['proto'] != "tcp" )
245
			$input_errors[] = "OS detection is only valid with protocol tcp.";
246

    
247
	if (!$input_errors) {
248
		$filterent = array();
249
		$filterent['type'] = $_POST['type'];
250
		$filterent['interface'] = $_POST['interface'];
251

    
252
		/* Advanced options */
253
		$filterent['max-src-nodes'] = $_POST['max-src-nodes'];
254
		$filterent['max-src-states'] = $_POST['max-src-states'];
255
		$filterent['statetimeout'] = $_POST['statetimeout'];
256
		$filterent['statetype'] = $_POST['statetype'];
257
		$filterent['os'] = $_POST['os'];
258
		$filterent['max-src-conn-rate'] = $_POST['max-src-conn-rate'];
259
		$filterent['max-src-conn-rates'] = $_POST['max-src-conn-rates'];
260

    
261
		if ($_POST['proto'] != "any")
262
			$filterent['protocol'] = $_POST['proto'];
263
		else
264
			unset($filterent['protocol']);
265

    
266
		if ($_POST['proto'] == "icmp" && $_POST['icmptype'])
267
			$filterent['icmptype'] = $_POST['icmptype'];
268
		else
269
			unset($filterent['icmptype']);
270

    
271
		pconfig_to_address($filterent['source'], $_POST['src'],
272
			$_POST['srcmask'], $_POST['srcnot'],
273
			$_POST['srcbeginport'], $_POST['srcendport']);
274

    
275
		pconfig_to_address($filterent['destination'], $_POST['dst'],
276
			$_POST['dstmask'], $_POST['dstnot'],
277
			$_POST['dstbeginport'], $_POST['dstendport']);
278

    
279
                if ($_POST['disabled'])
280
                        $filterent['disabled'] = true;
281
                else
282
                        unset($filterent['disabled']);
283
                if ($_POST['log'])
284
                        $filterent['log'] = true;
285
                else
286
                        unset($filterent['log']);
287
		strncpy($filterent['descr'], $_POST['descr'], 52);
288

    
289
		if ($_POST['gateway'] != "") {
290
			$filterent['gateway'] = $_POST['gateway'];
291
		}
292

    
293
		if (isset($id) && $a_filter[$id])
294
			$a_filter[$id] = $filterent;
295
		else {
296
			if (is_numeric($after))
297
				array_splice($a_filter, $after+1, 0, array($filterent));
298
			else
299
				$a_filter[] = $filterent;
300
		}
301

    
302
		write_config();
303
		touch($d_filterconfdirty_path);
304

    
305
		header("Location: firewall_rules.php?if=" . $_POST['interface']);
306
		exit;
307
	}
308
}
309

    
310
$pgtitle = "Firewall: Rules: Edit";
311
$closehead = false;
312

    
313
$page_filename = "firewall_rules_edit.php";
314
include("head.inc");
315

    
316
?>
317

    
318
</head>
319

    
320
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
321
<?php include("fbegin.inc"); ?>
322
<p class="pgtitle"><?=$pgtitle?></p>
323
<?php if ($input_errors) print_input_errors($input_errors); ?>
324

    
325
<form action="firewall_rules_edit.php" method="post" name="iform" id="iform">
326
<? display_topbar() ?>
327
	<table width="100%" border="0" cellpadding="6" cellspacing="0">
328
    	<tr>
329
			<td width="22%" valign="top" class="vncellreq">Action</td>
330
			<td width="78%" class="vtable">
331
				<select name="type" class="formfld">
332
					<?php $types = explode(" ", "Pass Block Reject"); foreach ($types as $type): ?>
333
					<option value="<?=strtolower($type);?>" <?php if (strtolower($type) == strtolower($pconfig['type'])) echo "selected"; ?>>
334
					<?=htmlspecialchars($type);?>
335
					</option>
336
					<?php endforeach; ?>
337
				</select> 
338
				<br/>
339
				<span class="vexpl">
340
					Choose what to do with packets that match the criteria specified below. <br/>
341
					Hint: the difference between block and reject is that with reject, a packet (TCP RST or ICMP port unreachable for UDP) is returned to the sender, whereas with block the packet is dropped silently. In either case, the original packet is discarded. Reject only works when the protocol is set to either TCP or UDP (but not &quot;TCP/UDP&quot;) below.
342
				</span>
343
			</td>
344
		</tr>
345
		<tr>
346
			<td width="22%" valign="top" class="vncellreq">Disabled</td>
347
			<td width="78%" class="vtable">
348
				<input name="disabled" type="checkbox" id="disabled" value="yes" <?php if ($pconfig['disabled']) echo "checked"; ?>>
349
				<strong>Disable this rule</strong><br />
350
				<span class="vexpl">Set this option to disable this rule without removing it from the list.</span>
351
			</td>
352
		</tr>
353
		<tr>
354
			<td width="22%" valign="top" class="vncellreq">Interface</td>
355
			<td width="78%" class="vtable">
356
				<select name="interface" class="formfld">
357
<?php
358
					$interfaces = array('wan' => 'WAN', 'lan' => 'LAN', 'pptp' => 'PPTP', 'pppoe' => 'PPPOE');
359
					for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {
360
						$interfaces['opt' . $i] = $config['interfaces']['opt' . $i]['descr'];
361
					}
362
					foreach ($interfaces as $iface => $ifacename): ?>
363
						<option value="<?=$iface;?>" <?php if ($iface == $pconfig['interface']) echo "selected"; ?>><?=htmlspecialchars($ifacename);?></option>
364
<?php 				endforeach; ?>
365
				</select> 
366
				<br />
367
				<span class="vexpl">Choose on which interface packets must come in to match this rule.</span>
368
			</td>
369
		</tr>
370
		<tr>
371
			<td width="22%" valign="top" class="vncellreq">Protocol</td>
372
			<td width="78%" class="vtable">
373
				<select name="proto" class="formfld" onchange="proto_change()">
374
<?php
375
				$protocols = explode(" ", "TCP UDP TCP/UDP ICMP ICMP6 ESP AH GRE IPv6 IGMP any carp pfsync");
376
				foreach ($protocols as $proto): ?>
377
					<option value="<?=strtolower($proto);?>" <?php if (strtolower($proto) == $pconfig['proto']) echo "selected"; ?>><?=htmlspecialchars($proto);?></option>
378
<?php 			endforeach; ?>
379
				</select>
380
				<br />
381
				<span class="vexpl">Choose which IP protocol this rule should match. <br /> Hint: in most cases, you should specify <em>TCP</em> &nbsp;here.</span>
382
			</td>
383
		</tr>
384
		<tr>
385
			<td valign="top" class="vncell">ICMP type</td>
386
			<td class="vtable">
387
				<select name="icmptype" class="formfld">
388
<?php
389
				$icmptypes = array(
390
				"" => "any",
391
				"echorep" => "Echo reply",
392
				"unreach" => "Destination unreachable",
393
				"squench" => "Source quench",
394
				"redir" => "Redirect",
395
				"althost" => "Alternate Host",
396
				"echoreq" => "Echo",
397
				"routeradv" => "Router advertisement",
398
				"routersol" => "Router solicitation",
399
				"timex" => "Time exceeded",
400
				"paramprob" => "Invalid IP header",
401
				"timereq" => "Timestamp",
402
				"timerep" => "Timestamp reply",
403
				"inforeq" => "Information request",
404
				"inforep" => "Information reply",
405
				"maskreq" => "Address mask request",
406
				"maskrep" => "Address mask reply"
407
				);
408

    
409
				foreach ($icmptypes as $icmptype => $descr): ?>
410
					<option value="<?=$icmptype;?>" <?php if ($icmptype == $pconfig['icmptype']) echo "selected"; ?>><?=htmlspecialchars($descr);?></option>
411
<?php 			endforeach; ?>
412
			</select>
413
			<br />
414
			<span class="vexpl">If you selected ICMP for the protocol above, you may specify an ICMP type here.</span>
415
		</td>
416
		</tr>
417
		<tr>
418
			<td width="22%" valign="top" class="vncellreq">Source</td>
419
			<td width="78%" class="vtable">
420
				<input name="srcnot" type="checkbox" id="srcnot" value="yes" <?php if ($pconfig['srcnot']) echo "checked"; ?>>
421
				<strong>not</strong>
422
				<br />
423
				Use this option to invert the sense of the match.
424
				<br />
425
				<br />
426
				<table border="0" cellspacing="0" cellpadding="0">
427
					<tr>
428
						<td>Type:&nbsp;&nbsp;</td>
429
						<td>
430
							<select name="srctype" class="formfld" onChange="typesel_change()">
431
<?php
432
								$sel = is_specialnet($pconfig['src']); ?>
433
								<option value="any"     <?php if ($pconfig['src'] == "any") { echo "selected"; } ?>>any</option>
434
								<option value="single"  <?php if (($pconfig['srcmask'] == 32) && !$sel) { echo "selected"; $sel = 1; } ?>>Single host or alias</option>
435
								<option value="network" <?php if (!$sel) echo "selected"; ?>>Network</option>
436
								<option value="lan"     <?php if ($pconfig['src'] == "lan") { echo "selected"; } ?>>LAN subnet</option>
437
								<option value="pptp"    <?php if ($pconfig['src'] == "pptp") { echo "selected"; } ?>>PPTP clients</option>
438
								<option value="pppoe"   <?php if ($pconfig['src'] == "pppoe") { echo "selected"; } ?>>PPPoE clients</option>			    
439
<?php
440
								for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++): ?>
441
									<option value="opt<?=$i;?>" <?php if ($pconfig['src'] == "opt" . $i) { echo "selected"; } ?>><?=htmlspecialchars($config['interfaces']['opt' . $i]['descr']);?> subnet</option>
442
<?php 							endfor; ?>
443
							</select>
444
						</td>
445
					</tr>
446
					<tr>
447
						<td>Address:&nbsp;&nbsp;</td>
448
						<td>
449
							<input autocomplete='off' name="src" type="text" class="formfldalias" id="src" size="20" value="<?php if (!is_specialnet($pconfig['src'])) echo htmlspecialchars($pconfig['src']);?>"> /
450
							<select name="srcmask" class="formfld" id="srcmask">
451
<?php						for ($i = 31; $i > 0; $i--): ?>
452
								<option value="<?=$i;?>" <?php if ($i == $pconfig['srcmask']) echo "selected"; ?>><?=$i;?></option>
453
<?php 						endfor; ?>
454
							</select>
455
						</td>
456
					</tr>
457
				</table>
458
			</td>
459
		</tr>
460
		<tr>
461
			<td width="22%" valign="top" class="vncellreq">Source port range</td>
462
			<td width="78%" class="vtable">
463
				<table border="0" cellspacing="0" cellpadding="0">
464
					<tr>
465
						<td>from:&nbsp;&nbsp;</td>
466
						<td>
467
							<select name="srcbeginport" class="formfld" onchange="src_rep_change();ext_change()">
468
								<option value="">(other)</option>
469
								<option value="any" <?php $bfound = 0; if ($pconfig['srcbeginport'] == "any") { echo "selected"; $bfound = 1; } ?>>any</option>
470
<?php 							foreach ($wkports as $wkport => $wkportdesc): ?>
471
									<option value="<?=$wkport;?>" <?php if ($wkport == $pconfig['srcbeginport']) { echo "selected"; $bfound = 1; } ?>><?=htmlspecialchars($wkportdesc);?></option>
472
<?php 							endforeach; ?>
473
							</select> 
474
							<input autocomplete='off' class="formfldalias" name="srcbeginport_cust" id="srcbeginport_cust" type="text" size="5" value="<?php if (!$bfound && $pconfig['srcbeginport']) echo $pconfig['srcbeginport']; ?>">
475
						</td>
476
					</tr>
477
					<tr>
478
						<td>to:</td>
479
						<td>
480
							<select name="srcendport" class="formfld" onchange="ext_change()">
481
								<option value="">(other)</option>
482
								<option value="any" <?php $bfound = 0; if ($pconfig['srcendport'] == "any") { echo "selected"; $bfound = 1; } ?>>any</option>
483
<?php							foreach ($wkports as $wkport => $wkportdesc): ?>
484
									<option value="<?=$wkport;?>" <?php if ($wkport == $pconfig['srcendport']) { echo "selected"; $bfound = 1; } ?>><?=htmlspecialchars($wkportdesc);?></option>
485
<?php							endforeach; ?>
486
							</select> 
487
							<input autocomplete='off' class="formfldalias" name="srcendport_cust" id="srcendport_cust" type="text" size="5" value="<?php if (!$bfound && $pconfig['srcendport']) echo $pconfig['srcendport']; ?>">
488
						</td>
489
					</tr>
490
				</table>
491
				<br />
492
				<span class="vexpl">Specify the port or port range for the source of the packet for this rule. This is usually not equal to the destination port range (and is often &quot;any&quot;). <br /> Hint: you can leave the <em>'to'</em> field empty if you only want to filter a single port</span>
493
			</td>
494
		</tr>		
495
		<tr>
496
			<td width="22%" valign="top" class="vncellreq">Source OS</td>
497
			<td width="78%" class="vtable">OS Type:&nbsp;
498
				<select name="os" id="os" class="formfld">
499
<?php
500
		           $ostypes = array(
501
						 "" => "any",
502
		                 "AIX" => "AIX",
503
		                 "Linux" => "Linux",
504
		                 "FreeBSD" => "FreeBSD",
505
		                 "NetBSD" => "NetBSD",
506
		                 "OpenBSD" => "OpenBSD",
507
		                 "Solaris" => "Solaris",
508
		                 "MacOS" => "MacOS",
509
		                 "Windows" => "Windows",
510
		                 "Novell" => "Novell"
511
		           );
512

    
513
					foreach ($ostypes as $ostype => $descr): ?>
514
						<option value="<?=$ostype;?>" <?php if ($ostype == $pconfig['os']) echo "selected"; ?>><?=htmlspecialchars($descr);?></option>
515
<?php				endforeach; ?>
516
				</select>
517
				<br />
518
				Note: this only works for TCP rules
519
			</td>
520
		</tr>
521
		<tr>
522
			<td width="22%" valign="top" class="vncellreq">Destination</td>
523
			<td width="78%" class="vtable">
524
				<input name="dstnot" type="checkbox" id="dstnot" value="yes" <?php if ($pconfig['dstnot']) echo "checked"; ?>>
525
				<strong>not</strong>
526
					<br />
527
				Use this option to invert the sense of the match.
528
					<br />
529
					<br />
530
				<table border="0" cellspacing="0" cellpadding="0">
531
					<tr>
532
						<td>Type:&nbsp;&nbsp;</td>
533
						<td>
534
							<select name="dsttype" class="formfld" onChange="typesel_change()">
535
<?php
536
								$sel = is_specialnet($pconfig['dst']); ?>
537
								<option value="any" <?php if ($pconfig['dst'] == "any") { echo "selected"; } ?>>any</option>
538
								<option value="single" <?php if (($pconfig['dstmask'] == 32) && !$sel) { echo "selected"; $sel = 1; } ?>>Single host or alias</option>
539
								<option value="network" <?php if (!$sel) echo "selected"; ?>>Network</option>
540
								<option value="lan" <?php if ($pconfig['dst'] == "lan") { echo "selected"; } ?>>LAN subnet</option>
541
								<option value="pptp" <?php if ($pconfig['dst'] == "pptp") { echo "selected"; } ?>>PPTP clients</option>
542
								<option value="pppoe" <?php if ($pconfig['dst'] == "pppoe") { echo "selected"; } ?>>PPPoE clients</option>
543
<?php 							for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++): ?>
544
									<option value="opt<?=$i;?>" <?php if ($pconfig['dst'] == "opt" . $i) { echo "selected"; } ?>><?=htmlspecialchars($config['interfaces']['opt' . $i]['descr']);?> subnet</option>
545
<?php 							endfor; ?>
546
							</select>
547
						</td>
548
					</tr>
549
					<tr>
550
						<td>Address:&nbsp;&nbsp;</td>
551
						<td>
552
							<input name="dst" type="text" class="formfldalias" id="dst" size="20" value="<?php if (!is_specialnet($pconfig['dst'])) echo htmlspecialchars($pconfig['dst']);?>">
553
							/
554
							<select name="dstmask" class="formfld" id="dstmask">
555
<?php
556
							for ($i = 31; $i > 0; $i--): ?>
557
								<option value="<?=$i;?>" <?php if ($i == $pconfig['dstmask']) echo "selected"; ?>><?=$i;?></option>
558
<?php						endfor; ?>
559
							</select>
560
						</td>
561
					</tr>
562
				</table>
563

    
564
			</td>
565
		</tr>
566
		<tr>
567
			<td width="22%" valign="top" class="vncellreq">Destination port range </td>
568
			<td width="78%" class="vtable">
569
				<table border="0" cellspacing="0" cellpadding="0">
570
					<tr>
571
						<td>from:&nbsp;&nbsp;</td>
572
						<td>
573
							<select name="dstbeginport" class="formfld" onchange="dst_rep_change();ext_change()">
574
								<option value="">(other)</option>
575
								<option value="any" <?php $bfound = 0; if ($pconfig['dstbeginport'] == "any") { echo "selected"; $bfound = 1; } ?>>any</option>
576
<?php 							foreach ($wkports as $wkport => $wkportdesc): ?>
577
									<option value="<?=$wkport;?>" <?php if ($wkport == $pconfig['dstbeginport']) { echo "selected"; $bfound = 1; }?>><?=htmlspecialchars($wkportdesc);?></option>
578
<?php 							endforeach; ?>
579
							</select>
580
							<input autocomplete='off' class="formfldalias" name="dstbeginport_cust" id="dstbeginport_cust" type="text" size="5" value="<?php if (!$bfound && $pconfig['dstbeginport']) echo $pconfig['dstbeginport']; ?>">
581
						</td>
582
					</tr>
583
					<tr>
584
						<td>to:</td>
585
						<td>
586
							<select name="dstendport" class="formfld" onchange="ext_change()">
587
								<option value="">(other)</option>
588
								<option value="any" <?php $bfound = 0; if ($pconfig['dstendport'] == "any") { echo "selected"; $bfound = 1; } ?>>any</option>
589
<?php							foreach ($wkports as $wkport => $wkportdesc): ?>
590
									<option value="<?=$wkport;?>" <?php if ($wkport == $pconfig['dstendport']) { echo "selected"; $bfound = 1; } ?>><?=htmlspecialchars($wkportdesc);?></option>
591
<?php 							endforeach; ?>
592
							</select> 
593
							<input autocomplete='off' class="formfldalias" name="dstendport_cust" id="dstendport_cust" type="text" size="5" value="<?php if (!$bfound && $pconfig['dstendport']) echo $pconfig['dstendport']; ?>">
594
						</td>
595
					</tr>
596
				</table>
597
				<br />
598
				<span class="vexpl">
599
					Specify the port or port range for the destination of the packet for this rule.
600
						<br />
601
					Hint: you can leave the <em>'to'</em> field empty if you only want to filter a single port
602
				</span>
603
			</td>
604
		</tr>
605
		<tr>
606
			<td width="22%" valign="top" class="vncellreq">Log</td>
607
			<td width="78%" class="vtable">
608
				<input name="log" type="checkbox" id="log" value="yes" <?php if ($pconfig['log']) echo "checked"; ?>>
609
				<strong>Log packets that are handled by this rule</strong>
610
					<br />
611
				<span class="vexpl">Hint: the firewall has limited local log space. Don't turn on logging for everything. If you want to do a lot of logging, consider using a remote syslog server (see the <a href="diag_logs_settings.php">Diagnostics: System logs: Settings</a> page).</span>
612
			</td>
613
		</tr>
614
		<tr>
615
			<td width="22%" valign="top" class="vncell">Description</td>
616
			<td width="78%" class="vtable">
617
				<input name="descr" type="text" class="formfld" id="descr" size="52" maxlength="52" value="<?=htmlspecialchars($pconfig['descr']);?>">
618
				<br />
619
				<span class="vexpl">You may enter a description here for your reference (not parsed).</span>
620
			</td>
621
		</tr>
622
		<tr>
623
			<td width="22%" valign="top" class="vncell">Advanced Options</td>
624
			<td width="78%" class="vtable">
625
				<input name="max-src-nodes" id="max-src-nodes" value="<?php echo $pconfig['max-src-nodes'] ?>"><br> Simultaneous client connection limit<p>
626
				<input name="max-src-states" id="max-src-states" value="<?php echo $pconfig['max-src-states'] ?>"><br> Maximum state entries per host<p>
627
				<input name="max-src-conn-rate" id="max-src-conn-rate" value="<?php echo $pconfig['max-src-conn-rate'] ?>"> /
628
				<select name="max-src-conn-rates" id="max-src-conn-rates">
629
					<option value=""<?php if(intval($pconfig['max-src-conn-rates']) < 1) echo " selected"; ?>></option>
630
<?php				for($x=1; $x<255; $x++) {
631
						if($x == $pconfig['max-src-conn-rates']) $selected = " selected"; else $selected = "";
632
						echo "<option value=\"{$x}\"{$selected}>{$x}</option>\n";
633
					} ?>
634
				</select>
635
				<br />
636
				Maximum new connections / per second
637
				<p><strong>NOTE: Leave these fields blank to disable this feature.</strong>
638
			</td>
639
		</tr>
640
		<tr>
641
			<td width="22%" valign="top" class="vncell">State Type</td>
642
			<td width="78%" class="vtable">
643
				<select name="statetype">
644
					<option value="keep state" <?php if(!isset($pconfig['statetype']) or $pconfig['statetype'] == "keep state") echo "selected"; ?>>keep state</option>
645
					<option value="modulate state" <?php if($pconfig['statetype'] == "modulate state")  echo "selected"; ?>>modulate state</option>
646
					<option value="synproxy state"<?php if($pconfig['statetype'] == "synproxy state")  echo "selected"; ?>>synproxy state</option>
647
					<option value="none"<?php if($pconfig['statetype'] == "none") echo "selected"; ?>>none</option>
648
				</select><br>HINT: Select which type of state tracking mechanism you would like to use.  If in doubt, use keep state.
649
				<p><strong>
650
				<table>
651
					<tr><td width="25%"><li>keep state</li></td><td>works with TCP, UDP, and ICMP.</td></tr>
652
					<tr><td width="25%"><li>modulate state</li></td><td>works only with TCP. pfSense will generate strong Initial Sequence Numbers (ISNs) for packets matching this rule.</li></td></tr>
653
					<tr><td width="25%"><li>synproxy state</li></td><td>proxies incoming TCP connections to help protect servers from spoofed TCP SYN floods. This option includes the functionality of keep state and modulate state combined.</td></tr>
654
					<tr><td width="25%"><li>none</li></td><td>do not use state mechanisms to keep track.  this is only useful if your doing advanced queueing in certain situations.  please check the faq.</td></tr>
655
				</table>
656
				</strong></p>
657
			</td>
658
		</tr>
659
		<tr>
660
			<td width="22%" valign="top" class="vncell">State Timeout</td>
661
			<td width="78%" class="vtable">
662
				<input name="statetimeout" value="<?php echo $pconfig['frags'] ?>">
663
				<p><strong>Leave blank for default.  Amount is in seconds.</strong></p>
664
			</td>
665
		</tr>
666
<?php
667
			/* build a list of gateways */
668
			$gateways = array();
669
                        $gateways[] = "default"; // default to don't use this feature :)
670
			foreach($config['interfaces'] as $int) {
671
				if($int['gateway'] <> "")
672
					$gateways[]=$int['gateway'];
673
			}
674
?>
675
		<tr>
676
			<td width="22%" valign="top" class="vncell">Gateway</td>
677
			<td width="78%" class="vtable">
678
				<select name='gateway'>
679
<?php
680
				foreach($gateways as $gw) {
681
					if($gw == $pconfig['gateway']) {
682
						$selected = " SELECTED";
683
					} else {
684
						$selected = "";
685
					}
686
					if ($gw == "default") {
687
						echo "<option value=\"\" {$selected}>{$gw}</option>\n";	
688
					} else {
689
						echo "<option value=\"{$gw}\" {$selected}>{$gw}</option>\n";
690
					}
691
				}
692
				foreach($config['load_balancer']['lbpool'] as $lb) {
693
					if($pconfig['gateway'] == $lb['name']) {
694
						echo "<option value=\"{$lb['name']}\" SELECTED>{$lb['name']}</option>\n";
695
					} else {
696
						echo "<option value=\"{$lb['name']}\">{$lb['name']}</option>\n";
697
					}		
698
				}
699
				for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {
700
					if($config['interfaces']['opt' . $i]['ipaddr'] == "dhcp") {
701
						$descr = $config['interfaces']['opt' . $i]['descr'];
702
						if ($pconfig['gateway'] == $config['interfaces']['opt' . $i]) {
703
							$selected = " SELECTED";	
704
						} else {
705
							$selected = "";
706
						}
707
						echo "<option value=\"opt{$i}\" {$selected}>OPT{$i} - {$descr}</option>\n";
708
					}
709
				}
710
?>
711
				</select>
712
				<p><strong>Leave as 'default' to use the system routing table.  Or choose a gateway to utilize policy based routing.</strong></p>
713
			</td>
714
		</tr>
715
		<tr>
716
			<td width="22%" valign="top">&nbsp;</td>
717
			<td width="78%">
718
				<input name="Submit" type="submit" class="formbtn" value="Save">  <input type="button" class="formbtn" value="Cancel" onclick="history.back()">
719
<?php			if (isset($id) && $a_filter[$id]): ?>
720
					<input name="id" type="hidden" value="<?=$id;?>">
721
<?php 			endif; ?>
722
				<input name="after" type="hidden" value="<?=$after;?>">
723
			</td>
724
		</tr>
725
	</table>
726
</form>
727
<script language="JavaScript">
728
<!--
729
	ext_change();
730
	typesel_change();
731
	proto_change();
732

    
733
<?php
734
	$isfirst = 0;
735
	$aliases = "";
736
	$addrisfirst = 0;
737
	$aliasesaddr = "";
738
	if($config['aliases']['alias'] <> "" and is_array($config['aliases']['alias']))
739
		foreach($config['aliases']['alias'] as $alias_name) {
740
			if(!stristr($alias_name['address'], ".")) {
741
				if($isfirst == 1) $aliases .= ",";
742
				$aliases .= "'" . $alias_name['name'] . "'";
743
				$isfirst = 1;
744
			} else {
745
				if($addrisfirst == 1) $aliasesaddr .= ",";
746
				$aliasesaddr .= "'" . $alias_name['name'] . "'";
747
				$addrisfirst = 1;
748
			}
749
		}
750
?>
751

    
752
	var addressarray=new Array(<?php echo $aliasesaddr; ?>);
753
	var customarray=new Array(<?php echo $aliases; ?>);
754

    
755
//-->
756
</script>
757

    
758

    
759
<?php include("fend.inc"); ?>
760
</body>
761
</html>
762

    
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