|
1
|
<?php
|
|
2
|
/* $Id$ */
|
|
3
|
/*
|
|
4
|
firewall_virtual_ip.php
|
|
5
|
part of pfSense (https://www.pfsense.org/)
|
|
6
|
|
|
7
|
Copyright (C) 2005 Bill Marquette <bill.marquette@gmail.com>.
|
|
8
|
Copyright (C) 2013-2015 Electric Sheep Fencing, LP
|
|
9
|
All rights reserved.
|
|
10
|
|
|
11
|
Includes code from m0n0wall which is:
|
|
12
|
Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.
|
|
13
|
All rights reserved.
|
|
14
|
|
|
15
|
Includes code from pfSense which is:
|
|
16
|
Copyright (C) 2004-2005 Scott Ullrich <geekgod@pfsense.com>.
|
|
17
|
All rights reserved.
|
|
18
|
|
|
19
|
Redistribution and use in source and binary forms, with or without
|
|
20
|
modification, are permitted provided that the following conditions are met:
|
|
21
|
|
|
22
|
1. Redistributions of source code must retain the above copyright notice,
|
|
23
|
this list of conditions and the following disclaimer.
|
|
24
|
|
|
25
|
2. Redistributions in binary form must reproduce the above copyright
|
|
26
|
notice, this list of conditions and the following disclaimer in the
|
|
27
|
documentation and/or other materials provided with the distribution.
|
|
28
|
|
|
29
|
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
|
30
|
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
31
|
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
32
|
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
|
|
33
|
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
34
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
35
|
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
36
|
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
37
|
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
38
|
POSSIBILITY OF SUCH DAMAGE.
|
|
39
|
*/
|
|
40
|
/*
|
|
41
|
pfSense_BUILDER_BINARIES: /sbin/ifconfig
|
|
42
|
pfSense_MODULE: interfaces
|
|
43
|
*/
|
|
44
|
|
|
45
|
##|+PRIV
|
|
46
|
##|*IDENT=page-firewall-virtualipaddresses
|
|
47
|
##|*NAME=Firewall: Virtual IP Addresses page
|
|
48
|
##|*DESCR=Allow access to the 'Firewall: Virtual IP Addresses' page.
|
|
49
|
##|*MATCH=firewall_virtual_ip.php*
|
|
50
|
##|-PRIV
|
|
51
|
|
|
52
|
require("guiconfig.inc");
|
|
53
|
require_once("functions.inc");
|
|
54
|
require_once("filter.inc");
|
|
55
|
require_once("shaper.inc");
|
|
56
|
|
|
57
|
if (!is_array($config['virtualip']['vip'])) {
|
|
58
|
$config['virtualip']['vip'] = array();
|
|
59
|
}
|
|
60
|
$a_vip = &$config['virtualip']['vip'];
|
|
61
|
|
|
62
|
if ($_POST) {
|
|
63
|
$pconfig = $_POST;
|
|
64
|
|
|
65
|
if ($_POST['apply']) {
|
|
66
|
$check_carp = false;
|
|
67
|
if (file_exists("{$g['tmp_path']}/.firewall_virtual_ip.apply")) {
|
|
68
|
$toapplylist = unserialize(file_get_contents("{$g['tmp_path']}/.firewall_virtual_ip.apply"));
|
|
69
|
foreach ($toapplylist as $vid => $ovip) {
|
|
70
|
if (!empty($ovip)) {
|
|
71
|
interface_vip_bring_down($ovip);
|
|
72
|
}
|
|
73
|
if ($a_vip[$vid]) {
|
|
74
|
switch ($a_vip[$vid]['mode']) {
|
|
75
|
case "ipalias":
|
|
76
|
interface_ipalias_configure($a_vip[$vid]);
|
|
77
|
break;
|
|
78
|
case "proxyarp":
|
|
79
|
interface_proxyarp_configure($a_vip[$vid]['interface']);
|
|
80
|
break;
|
|
81
|
case "carp":
|
|
82
|
$check_carp = true;
|
|
83
|
interface_carp_configure($a_vip[$vid]);
|
|
84
|
break;
|
|
85
|
default:
|
|
86
|
break;
|
|
87
|
}
|
|
88
|
}
|
|
89
|
}
|
|
90
|
@unlink("{$g['tmp_path']}/.firewall_virtual_ip.apply");
|
|
91
|
}
|
|
92
|
/* Before changing check #4633 */
|
|
93
|
if ($check_carp === true && !get_carp_status()) {
|
|
94
|
set_single_sysctl("net.inet.carp.allow", "1");
|
|
95
|
}
|
|
96
|
|
|
97
|
$retval = 0;
|
|
98
|
$retval |= filter_configure();
|
|
99
|
$savemsg = get_std_save_message($retval);
|
|
100
|
|
|
101
|
clear_subsystem_dirty('vip');
|
|
102
|
}
|
|
103
|
}
|
|
104
|
|
|
105
|
if ($_GET['act'] == "del") {
|
|
106
|
if ($a_vip[$_GET['id']]) {
|
|
107
|
/* make sure no inbound NAT mappings reference this entry */
|
|
108
|
if (is_array($config['nat']['rule'])) {
|
|
109
|
foreach ($config['nat']['rule'] as $rule) {
|
|
110
|
if($rule['destination']['address'] <> "") {
|
|
111
|
if ($rule['destination']['address'] == $a_vip[$_GET['id']]['subnet']) {
|
|
112
|
$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one NAT mapping.");
|
|
113
|
break;
|
|
114
|
}
|
|
115
|
}
|
|
116
|
}
|
|
117
|
}
|
|
118
|
|
|
119
|
/* make sure no OpenVPN server or client references this entry */
|
|
120
|
$openvpn_types_a = array("openvpn-server" => gettext("server"), "openvpn-client" => gettext("client"));
|
|
121
|
foreach ($openvpn_types_a as $openvpn_type => $openvpn_type_text) {
|
|
122
|
if (is_array($config['openvpn'][$openvpn_type])) {
|
|
123
|
foreach ($config['openvpn'][$openvpn_type] as $openvpn) {
|
|
124
|
if ($openvpn['ipaddr'] <> "") {
|
|
125
|
if ($openvpn['ipaddr'] == $a_vip[$_GET['id']]['subnet']) {
|
|
126
|
if (strlen($openvpn['description'])) {
|
|
127
|
$openvpn_desc = $openvpn['description'];
|
|
128
|
} else {
|
|
129
|
$openvpn_desc = $openvpn['ipaddr'] . ":" . $openvpn['local_port'];
|
|
130
|
}
|
|
131
|
$input_errors[] = sprintf(gettext("This entry cannot be deleted because it is still referenced by OpenVPN %s %s."), $openvpn_type_text, $openvpn_desc);
|
|
132
|
break;
|
|
133
|
}
|
|
134
|
}
|
|
135
|
}
|
|
136
|
}
|
|
137
|
}
|
|
138
|
|
|
139
|
if (is_ipaddrv6($a_vip[$_GET['id']]['subnet'])) {
|
|
140
|
$is_ipv6 = true;
|
|
141
|
$subnet = gen_subnetv6($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
|
|
142
|
$if_subnet_bits = get_interface_subnetv6($a_vip[$_GET['id']]['interface']);
|
|
143
|
$if_subnet = gen_subnetv6(get_interface_ipv6($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
|
|
144
|
} else {
|
|
145
|
$is_ipv6 = false;
|
|
146
|
$subnet = gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
|
|
147
|
$if_subnet_bits = get_interface_subnet($a_vip[$_GET['id']]['interface']);
|
|
148
|
$if_subnet = gen_subnet(get_interface_ip($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
|
|
149
|
}
|
|
150
|
|
|
151
|
$subnet .= "/" . $a_vip[$_GET['id']]['subnet_bits'];
|
|
152
|
$if_subnet .= "/" . $if_subnet_bits;
|
|
153
|
|
|
154
|
if (is_array($config['gateways']['gateway_item'])) {
|
|
155
|
foreach($config['gateways']['gateway_item'] as $gateway) {
|
|
156
|
if ($a_vip[$_GET['id']]['interface'] != $gateway['interface']) {
|
|
157
|
continue;
|
|
158
|
}
|
|
159
|
if ($is_ipv6 && $gateway['ipprotocol'] == 'inet') {
|
|
160
|
continue;
|
|
161
|
}
|
|
162
|
if (!$is_ipv6 && $gateway['ipprotocol'] == 'inet6') {
|
|
163
|
continue;
|
|
164
|
}
|
|
165
|
if (ip_in_subnet($gateway['gateway'], $if_subnet)) {
|
|
166
|
continue;
|
|
167
|
}
|
|
168
|
|
|
169
|
if (ip_in_subnet($gateway['gateway'], $subnet)) {
|
|
170
|
$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one Gateway.");
|
|
171
|
break;
|
|
172
|
}
|
|
173
|
}
|
|
174
|
}
|
|
175
|
|
|
176
|
if ($a_vip[$_GET['id']]['mode'] == "ipalias") {
|
|
177
|
$subnet = gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']) . "/" . $a_vip[$_GET['id']]['subnet_bits'];
|
|
178
|
$found_if = false;
|
|
179
|
$found_carp = false;
|
|
180
|
$found_other_alias = false;
|
|
181
|
|
|
182
|
if ($subnet == $if_subnet) {
|
|
183
|
$found_if = true;
|
|
184
|
}
|
|
185
|
|
|
186
|
$vipiface = $a_vip[$_GET['id']]['interface'];
|
|
187
|
foreach ($a_vip as $vip_id => $vip) {
|
|
188
|
if ($vip_id == $_GET['id']) {
|
|
189
|
continue;
|
|
190
|
}
|
|
191
|
|
|
192
|
if ($vip['interface'] == $vipiface && ip_in_subnet($vip['subnet'], $subnet)) {
|
|
193
|
if ($vip['mode'] == "carp") {
|
|
194
|
$found_carp = true;
|
|
195
|
} else if ($vip['mode'] == "ipalias") {
|
|
196
|
$found_other_alias = true;
|
|
197
|
}
|
|
198
|
}
|
|
199
|
}
|
|
200
|
|
|
201
|
if ($found_carp === true && $found_other_alias === false && $found_if === false) {
|
|
202
|
$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by a CARP IP with the description") . " {$vip['descr']}.";
|
|
203
|
}
|
|
204
|
} else if ($a_vip[$_GET['id']]['mode'] == "carp") {
|
|
205
|
$vipiface = "{$a_vip[$_GET['id']]['interface']}_vip{$a_vip[$_GET['id']]['vhid']}";
|
|
206
|
foreach ($a_vip as $vip) {
|
|
207
|
if ($vipiface == $vip['interface'] && $vip['mode'] == "ipalias") {
|
|
208
|
$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by an IP alias entry with the description") . " {$vip['descr']}.";
|
|
209
|
}
|
|
210
|
}
|
|
211
|
}
|
|
212
|
|
|
213
|
if (!$input_errors) {
|
|
214
|
if (!session_id()) {
|
|
215
|
session_start();
|
|
216
|
}
|
|
217
|
$user = getUserEntry($_SESSION['Username']);
|
|
218
|
if (is_array($user) && userHasPrivilege($user, "user-config-readonly")) {
|
|
219
|
header("Location: firewall_virtual_ip.php");
|
|
220
|
exit;
|
|
221
|
}
|
|
222
|
session_commit();
|
|
223
|
|
|
224
|
// Special case since every proxyarp vip is handled by the same daemon.
|
|
225
|
if ($a_vip[$_GET['id']]['mode'] == "proxyarp") {
|
|
226
|
$viface = $a_vip[$_GET['id']]['interface'];
|
|
227
|
unset($a_vip[$_GET['id']]);
|
|
228
|
interface_proxyarp_configure($viface);
|
|
229
|
} else {
|
|
230
|
interface_vip_bring_down($a_vip[$_GET['id']]);
|
|
231
|
unset($a_vip[$_GET['id']]);
|
|
232
|
}
|
|
233
|
if (count($config['virtualip']['vip']) == 0) {
|
|
234
|
unset($config['virtualip']['vip']);
|
|
235
|
}
|
|
236
|
write_config();
|
|
237
|
header("Location: firewall_virtual_ip.php");
|
|
238
|
exit;
|
|
239
|
}
|
|
240
|
}
|
|
241
|
} else if ($_GET['changes'] == "mods" && is_numericint($_GET['id'])) {
|
|
242
|
$id = $_GET['id'];
|
|
243
|
}
|
|
244
|
|
|
245
|
$pgtitle = array(gettext("Firewall"),gettext("Virtual IP Addresses"));
|
|
246
|
include("head.inc");
|
|
247
|
|
|
248
|
?>
|
|
249
|
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
|
|
250
|
<?php include("fbegin.inc"); ?>
|
|
251
|
<form action="firewall_virtual_ip.php" method="post">
|
|
252
|
<?php
|
|
253
|
if ($input_errors) {
|
|
254
|
print_input_errors($input_errors);
|
|
255
|
} else if ($savemsg) {
|
|
256
|
print_info_box($savemsg);
|
|
257
|
} else if (is_subsystem_dirty('vip')) {
|
|
258
|
print_info_box_np(gettext("The VIP configuration has been changed.")."<br />".gettext("You must apply the changes in order for them to take effect."));
|
|
259
|
}
|
|
260
|
?>
|
|
261
|
<br />
|
|
262
|
<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="virtual ip">
|
|
263
|
<tr><td class="tabnavtbl">
|
|
264
|
<?php
|
|
265
|
/* active tabs */
|
|
266
|
$tab_array = array();
|
|
267
|
$tab_array[] = array(gettext("Virtual IPs"), true, "firewall_virtual_ip.php");
|
|
268
|
$tab_array[] = array(gettext("CARP Settings"), false, "system_hasync.php");
|
|
269
|
display_top_tabs($tab_array);
|
|
270
|
?>
|
|
271
|
</td></tr>
|
|
272
|
<tr>
|
|
273
|
<td><input type="hidden" id="id" name="id" value="<?php echo htmlspecialchars($id); ?>" /></td>
|
|
274
|
</tr>
|
|
275
|
<tr>
|
|
276
|
<td>
|
|
277
|
<div id="mainarea">
|
|
278
|
<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0" summary="main area">
|
|
279
|
<tr>
|
|
280
|
<td width="30%" class="listhdrr"><?=gettext("Virtual IP address");?></td>
|
|
281
|
<td width="10%" class="listhdrr"><?=gettext("Interface");?></td>
|
|
282
|
<td width="10%" class="listhdrr"><?=gettext("Type");?></td>
|
|
283
|
<td width="40%" class="listhdr"><?=gettext("Description");?></td>
|
|
284
|
<td width="10%" class="list">
|
|
285
|
<table border="0" cellspacing="0" cellpadding="1" summary="edit">
|
|
286
|
<tr>
|
|
287
|
<td width="17"></td>
|
|
288
|
<td valign="middle"><a href="firewall_virtual_ip_edit.php"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" alt="edit" /></a></td>
|
|
289
|
</tr>
|
|
290
|
</table>
|
|
291
|
</td>
|
|
292
|
</tr>
|
|
293
|
<?php
|
|
294
|
$interfaces = get_configured_interface_with_descr(false, true);
|
|
295
|
$carplist = get_configured_carp_interface_list();
|
|
296
|
foreach ($carplist as $cif => $carpip) {
|
|
297
|
$interfaces[$cif] = $carpip." (".get_vip_descr($carpip).")";
|
|
298
|
}
|
|
299
|
$interfaces['lo0'] = "Localhost";
|
|
300
|
$i = 0;
|
|
301
|
foreach ($a_vip as $vipent):
|
|
302
|
if($vipent['subnet'] <> "" or $vipent['range'] <> "" or $vipent['subnet_bits'] <> "" or (isset($vipent['range']['from']) && $vipent['range']['from'] <> "")):
|
|
303
|
?>
|
|
304
|
<tr>
|
|
305
|
<td class="listlr" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
|
|
306
|
<?php
|
|
307
|
if (($vipent['type'] == "single") || ($vipent['type'] == "network")) {
|
|
308
|
if($vipent['subnet_bits']) {
|
|
309
|
echo "{$vipent['subnet']}/{$vipent['subnet_bits']}";
|
|
310
|
}
|
|
311
|
}
|
|
312
|
if ($vipent['type'] == "range") {
|
|
313
|
echo "{$vipent['range']['from']}-{$vipent['range']['to']}";
|
|
314
|
}
|
|
315
|
if($vipent['mode'] == "carp") {
|
|
316
|
echo " (vhid {$vipent['vhid']})";
|
|
317
|
}
|
|
318
|
?>
|
|
319
|
</td>
|
|
320
|
<td class="listr" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
|
|
321
|
<?=htmlspecialchars($interfaces[$vipent['interface']]);?>
|
|
322
|
</td>
|
|
323
|
<td class="listr" align="center" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
|
|
324
|
<?php if($vipent['mode'] == "proxyarp") echo "<img src='./themes/".$g['theme']."/images/icons/icon_parp.gif' title='Proxy ARP' alt='proxy arp' />"; elseif($vipent['mode'] == "carp") echo "<img src='./themes/".$g['theme']."/images/icons/icon_carp.gif' title='CARP' alt='carp' />"; elseif($vipent['mode'] == "other") echo "<img src='./themes/".$g['theme']."/images/icons/icon_other.gif' title='Other' alt='other' />"; elseif($vipent['mode'] == "ipalias") echo "<img src='./themes/".$g['theme']."/images/icons/icon_ifalias.gif' title='IP Alias' alt='ip alias' />";?>
|
|
325
|
</td>
|
|
326
|
<td class="listbg" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
|
|
327
|
<?=htmlspecialchars($vipent['descr']);?>
|
|
328
|
</td>
|
|
329
|
<td class="list nowrap">
|
|
330
|
<table border="0" cellspacing="0" cellpadding="1" summary="icons">
|
|
331
|
<tr>
|
|
332
|
<td valign="middle"><a href="firewall_virtual_ip_edit.php?id=<?=$i;?>"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0" alt="edit" /></a></td>
|
|
333
|
<td valign="middle"><a href="firewall_virtual_ip.php?act=del&id=<?=$i;?>" onclick="return confirm('<?=gettext('Do you really want to delete this entry?');?>')"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" border="0" alt="delete" /></a></td>
|
|
334
|
</tr>
|
|
335
|
</table>
|
|
336
|
</td>
|
|
337
|
</tr>
|
|
338
|
<?php
|
|
339
|
endif;
|
|
340
|
$i++;
|
|
341
|
endforeach;
|
|
342
|
?>
|
|
343
|
<tfoot>
|
|
344
|
<tr>
|
|
345
|
<td class="list" colspan="4"></td>
|
|
346
|
<td class="list">
|
|
347
|
<table border="0" cellspacing="0" cellpadding="1" summary="edit">
|
|
348
|
<tr>
|
|
349
|
<td width="17"></td>
|
|
350
|
<td valign="middle"><a href="firewall_virtual_ip_edit.php"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" alt="edit" /></a></td>
|
|
351
|
</tr>
|
|
352
|
</table>
|
|
353
|
</td>
|
|
354
|
</tr>
|
|
355
|
<tr>
|
|
356
|
<td colspan="5">
|
|
357
|
<p>
|
|
358
|
<span class="vexpl"><span class="red"><strong><?=gettext("Note:");?><br /></strong></span>
|
|
359
|
<?=gettext("The virtual IP addresses defined on this page may be used in");?><a href="firewall_nat.php"> <?=gettext("NAT"); ?> </a><?=gettext("mappings.");?><br />
|
|
360
|
<?=gettext("You can check the status of your CARP Virtual IPs and interfaces ");?><a href="carp_status.php"><?=gettext("here");?></a>.</span>
|
|
361
|
</p>
|
|
362
|
</td>
|
|
363
|
</tr>
|
|
364
|
</tfoot>
|
|
365
|
</table>
|
|
366
|
</div><!-- div:mainarea -->
|
|
367
|
</td>
|
|
368
|
</tr>
|
|
369
|
</table>
|
|
370
|
</form>
|
|
371
|
<?php include("fend.inc"); ?>
|
|
372
|
</body>
|
|
373
|
</html>
|
