pfSense

<?php

/* $Id$ */

/*

	firewall_virtual_ip.php

	part of pfSense (http://www.pfsense.com/)

	Copyright (C) 2005 Bill Marquette <bill.marquette@gmail.com>.

	All rights reserved.

	Includes code from m0n0wall which is:

	Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.

	All rights reserved.

	Includes code from pfSense which is:

	Copyright (C) 2004-2005 Scott Ullrich <geekgod@pfsense.com>.

	All rights reserved.

	Redistribution and use in source and binary forms, with or without

	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,

	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright

	   notice, this list of conditions and the following disclaimer in the

	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,

	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY

	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,

	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

	POSSIBILITY OF SUCH DAMAGE.

*/

	pfSense_BUILDER_BINARIES:	/sbin/ifconfig

	pfSense_MODULE:	interfaces

*/

##|*IDENT=page-firewall-virtualipaddresses

##|*NAME=Firewall: Virtual IP Addresses page

##|*DESCR=Allow access to the 'Firewall: Virtual IP Addresses' page.

##|*MATCH=firewall_virtual_ip.php*

##|-PRIV

require_once("filter.inc");

require_once("shaper.inc");

if (!is_array($config['virtualip']['vip'])) {

	$config['virtualip']['vip'] = array();

}

$a_vip = &$config['virtualip']['vip'];

if ($_POST) {

	$pconfig = $_POST;

	if ($_POST['apply']) {

				if (!empty($ovip))

					interface_vip_bring_down($ovip);

				if ($a_vip[$vid]) {

                			switch ($a_vip[$vid]['mode']) {

                			case "ipalias":

                        			interface_ipalias_configure($a_vip[$vid]);

                        			break;

                			case "proxyarp":

                        			interface_proxyarp_configure($a_vip[$vid]['interface']);

                        			break;

                			case "carp":

                        			interface_carp_configure($a_vip[$vid]);

						break;

                			default:

                        			break;

					}

                		}

        		}

			@unlink("{$g['tmp_path']}/.firewall_virtual_ip.apply");

		}

}

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

	if ($a_vip[$_GET['id']]) {

		/* make sure no inbound NAT mappings reference this entry */

		if (is_array($config['nat']['rule'])) {

			foreach ($config['nat']['rule'] as $rule) {

					}

			}

		}

			$subnet = gen_subnetv6($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);

		else

			$subnet = gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);

		$subnet .= "/" . $a_vip[$_GET['id']]['subnet_bits'];

		$is_ipv6 = is_ipaddrv6($a_vip[$_GET['id']]['subnet']);

		if (is_array($config['gateways']['gateway_item']))

			foreach($config['gateways']['gateway_item'] as $gateway) {

				if ($a_vip[$_GET['id']]['interface'] != $gateway['interface'])

					continue;

				if ($is_ipv6 && $gateway['ipprotocol'] == 'inet')

					continue;

				if (!$is_ipv6 && $gateway['ipprotocol'] == 'inet6')

					continue;

				if (ip_in_subnet($gateway['gateway'], $subnet)) {

					$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one Gateway.");

					break;

				}

			}

			$found_other_alias = false;

				if ($vip_id == $_GET['id'])

					continue;

				if ($vip['interface'] == $vipiface && ip_in_subnet($vip['subnet'], gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']) . "/" . $a_vip[$_GET['id']]['subnet_bits']))

					if ($vip['mode'] == "carp")

						$found_carp = true;

					else if ($vip['mode'] == "ipalias")

						$found_other_alias = true;

			if ($found_carp === true && $found_other_alias === false)

				$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by a CARP IP with the description") . " {$vip['descr']}.";

				session_start();

			if (is_array($user) && userHasPrivilege($user, "user-config-readonly")) {

				header("Location: firewall_virtual_ip.php");

				exit;

			}

			if ($a_vip[$_GET['id']]['mode'] == "proxyarp") {

				interface_vip_bring_down($a_vip[$_GET['id']]);

				unset($a_vip[$_GET['id']]);

			}

				unset($config['virtualip']['vip']);

		}

	}

	$id = $_GET['id'];

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">

<?php include("fbegin.inc"); ?>

<form action="firewall_virtual_ip.php" method="post">

	if ($input_errors) 

		print_input_errors($input_errors);

	else

	if ($savemsg) 

		print_info_box($savemsg); 

	else

<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="virtual ip">

  <?php

        /* active tabs */

        $tab_array = array();

  ?>

    <td>

	<div id="mainarea">

                  <td width="40%" class="listhdr"><?=gettext("Description");?></td>

			<td width="17"></td>

                    </table>

		  </td>

		</tr>

			$interfaces = get_configured_interface_with_descr(false, true);

			$carplist = get_configured_carp_interface_list();

			foreach ($carplist as $cif => $carpip)

				$interfaces[$cif] = $carpip." (".get_vip_descr($carpip).")";

		?>

                  <td class="listlr" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">

					<?php	if (($vipent['type'] == "single") || ($vipent['type'] == "network"))

									echo "{$vipent['subnet']}/{$vipent['subnet_bits']}";

								echo "{$vipent['range']['from']}-{$vipent['range']['to']}";

					?>

                  <td class="listbg" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">

                    <table border="0" cellspacing="0" cellpadding="1" summary="icons">

                        <td valign="middle"><a href="firewall_virtual_ip.php?act=del&amp;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>

                    </table>

                  </td>

                </tr>

                <tr>

                    </table>

                  </td>

                </tr>

		<tr>

                      </strong></span><?=gettext("The virtual IP addresses defined on this page may be used in");?><a href="firewall_nat.php"> <?=gettext("NAT"); ?> </a><?=gettext("mappings.");?><br/>

		</tr>

              </table>

	   </td></tr>

            </form>

<?php include("fend.inc"); ?>

</body>

</html>