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<?php
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/* $Id$ */
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/*
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firewall_virtual_ip.php
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part of pfSense (http://www.pfsense.com/)
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Copyright (C) 2005 Bill Marquette <bill.marquette@gmail.com>.
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All rights reserved.
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Includes code from m0n0wall which is:
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Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Includes code from pfSense which is:
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Copyright (C) 2004-2005 Scott Ullrich <geekgod@pfsense.com>.
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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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/*
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pfSense_BUILDER_BINARIES: /sbin/ifconfig
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pfSense_MODULE: interfaces
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*/
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##|+PRIV
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##|*IDENT=page-firewall-virtualipaddresses
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##|*NAME=Firewall: Virtual IP Addresses page
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##|*DESCR=Allow access to the 'Firewall: Virtual IP Addresses' page.
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##|*MATCH=firewall_virtual_ip.php*
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##|-PRIV
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require("guiconfig.inc");
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require_once("functions.inc");
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require_once("filter.inc");
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require_once("shaper.inc");
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if (!is_array($config['virtualip']['vip'])) {
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$config['virtualip']['vip'] = array();
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}
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$a_vip = &$config['virtualip']['vip'];
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if ($_POST) {
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$pconfig = $_POST;
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if ($_POST['apply']) {
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if (file_exists("{$g['tmp_path']}/.firewall_virtual_ip.apply")) {
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$toapplylist = unserialize(file_get_contents("{$g['tmp_path']}/.firewall_virtual_ip.apply"));
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foreach ($toapplylist as $vid => $ovip) {
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if (!empty($ovip))
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interface_vip_bring_down($ovip);
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if ($a_vip[$vid]) {
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switch ($a_vip[$vid]['mode']) {
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case "ipalias":
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interface_ipalias_configure($a_vip[$vid]);
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break;
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case "proxyarp":
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interface_proxyarp_configure($a_vip[$vid]['interface']);
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break;
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case "carp":
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interface_carp_configure($a_vip[$vid]);
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break;
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case "carpdev-dhcp":
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interface_carpdev_configure($a_vip[$vid]);
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break;
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default:
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break;
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}
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}
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}
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@unlink("{$g['tmp_path']}/.firewall_virtual_ip.apply");
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}
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$retval = 0;
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$retval |= filter_configure();
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$savemsg = get_std_save_message($retval);
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clear_subsystem_dirty('vip');
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}
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}
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if ($_GET['act'] == "del") {
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if ($a_vip[$_GET['id']]) {
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/* make sure no inbound NAT mappings reference this entry */
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if (is_array($config['nat']['rule'])) {
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foreach ($config['nat']['rule'] as $rule) {
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if($rule['destination']['address'] <> "") {
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if ($rule['destination']['address'] == $a_vip[$_GET['id']]['subnet']) {
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$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one NAT mapping.");
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break;
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}
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}
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}
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}
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if ($a_vip[$_GET['id']]['mode'] == "ipalias") {
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$vipiface = $a_vip[$_GET['id']]['interface'];
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foreach ($a_vip as $vip) {
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if ($vip['interface'] == $vipiface && $vip['mode'] == "carp")
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if (ip_in_subnet($vip['subnet'], gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']) . "/" . $a_vip[$_GET['id']]['subnet_bits']))
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$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by CARP") . " {$vip['descr']}.";
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}
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} else if ($a_vip[$_GET['id']]['mode'] == "carp") {
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$vipiface = $a_vip[$_GET['id']]['interface'];
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foreach ($a_vip as $vip) {
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if ($vipiface == "vip{$vip['vhid']}" && $vip['mode'] == "ipalias")
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$input_errors[] = gettext("This entry cannot be deleted because it is still referenced by ip alias entry") . " {$vip['descr']}.";
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}
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}
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if (!$input_errors) {
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// Special case since every proxyarp vip is handled by the same daemon.
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if ($a_vip[$_GET['id']]['mode'] == "proxyarp") {
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$viface = $a_vip[$_GET['id']]['interface'];
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unset($a_vip[$_GET['id']]);
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interface_proxyarp_configure($viface);
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} else {
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interface_vip_bring_down($a_vip[$_GET['id']]);
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unset($a_vip[$_GET['id']]);
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}
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if (count($config['virtualip']['vip']) == 0)
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unset($config['virtualip']['vip']);
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write_config();
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header("Location: firewall_virtual_ip.php");
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exit;
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}
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}
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} else if ($_GET['changes'] == "mods")
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$id = $_GET['id'];
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$pgtitle = array(gettext("Firewall"),gettext("Virtual IP Addresses"));
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include("head.inc");
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?>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
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<?php include("fbegin.inc"); ?>
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<form action="firewall_virtual_ip.php" method="post">
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<?php
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if ($input_errors)
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print_input_errors($input_errors);
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else
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if ($savemsg)
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print_info_box($savemsg);
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else
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if (is_subsystem_dirty('vip'))
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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."));
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?>
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<br>
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<table width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr><td class="tabnavtbl">
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<?php
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/* active tabs */
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$tab_array = array();
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$tab_array[] = array(gettext("Virtual IPs"), true, "firewall_virtual_ip.php");
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$tab_array[] = array(gettext("CARP Settings"), false, "pkg_edit.php?xml=carp_settings.xml&id=0");
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display_top_tabs($tab_array);
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?>
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</td></tr>
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<tr>
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<td><input type="hidden" id="id" name="id" value="<? echo $id; ?>"></td>
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</tr>
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<tr>
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<td>
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<div id="mainarea">
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<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr>
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<td width="30%" class="listhdrr"><?=gettext("Virtual IP address");?></td>
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<td width="10%" class="listhdrr"><?=gettext("Type");?></td>
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<td width="40%" class="listhdr"><?=gettext("Description");?></td>
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<td width="10%" class="list">
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<table border="0" cellspacing="0" cellpadding="1">
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<tr>
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<td width="17"></td>
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<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"></a></td>
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</tr>
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</table>
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</td>
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</tr>
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<?php $i = 0; foreach ($a_vip as $vipent): ?>
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<?php if($vipent['subnet'] <> "" or $vipent['range'] <> "" or
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$vipent['subnet_bits'] <> "" or (isset($vipent['range']['from']) && $vipent['range']['from'] <> "") or $vipent['mode'] == "carpdev-dhcp"): ?>
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<tr>
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<td class="listlr" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
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<?php if (($vipent['type'] == "single") || ($vipent['type'] == "network"))
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if($vipent['subnet_bits'])
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echo "{$vipent['subnet']}/{$vipent['subnet_bits']}";
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if ($vipent['type'] == "range")
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echo "{$vipent['range']['from']}-{$vipent['range']['to']}";
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?>
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<?php if($vipent['mode'] == "carpdev-dhcp") echo "DHCP"; ?>
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<?php if($vipent['mode'] == "carp" or $vipent['mode'] == "carpdev-dhcp") echo " (vhid {$vipent['vhid']})"; ?>
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</td>
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<td class="listr" align="center" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
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<? if($vipent['mode'] == "proxyarp") echo "<img src='./themes/".$g['theme']."/images/icons/icon_parp.gif' title='Proxy ARP'>"; elseif($vipent['mode'] == "carp" or $vipent['mode'] == "carpdev-dhcp") echo "<img src='./themes/".$g['theme']."/images/icons/icon_carp.gif' title='CARP'>"; elseif($vipent['mode'] == "other") echo "<img src='./themes/".$g['theme']."/images/icons/icon_other.gif' title='Other'>"; elseif($vipent['mode'] == "ipalias") echo "<img src='./themes/".$g['theme']."/images/icons/icon_ifalias.gif' title='IP Alias'>";?>
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</td>
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<td class="listbg" ondblclick="document.location='firewall_virtual_ip_edit.php?id=<?=$i;?>';">
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<?=htmlspecialchars($vipent['descr']);?>
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</td>
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<td class="list" nowrap>
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<table border="0" cellspacing="0" cellpadding="1">
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<tr>
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<td valign="middle"><a href="firewall_virtual_ip_edit.php?id=<?=$i;?>"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0"></a></td>
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<td valign="middle"><a href="firewall_virtual_ip.php?act=del&id=<?=$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"></a></td>
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</tr>
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</table>
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</td>
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</tr>
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<?php endif; ?>
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<?php $i++; endforeach; ?>
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<tr>
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<td class="list" colspan="3"></td>
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<td class="list">
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<table border="0" cellspacing="0" cellpadding="1">
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<tr>
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<td width="17"></td>
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<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"></a></td>
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td colspan="4">
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<p><span class="vexpl"><span class="red"><strong><?=gettext("Note:");?><br>
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</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>
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<?=gettext("You can check the status of your CARP Virtual IPs and interfaces ");?><a href="carp_status.php"><?=gettext("here");?></a>.</span></p>
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</td>
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</tr>
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</table>
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</div>
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</table>
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</form>
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<?php include("fend.inc"); ?>
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</body>
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</html>
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