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<?php
/* $Id$ */
/*
firewall_nat.php
Copyright (C) 2004 Scott Ullrich
All rights reserved.
originally part of m0n0wall (http://m0n0.ch/wall)
Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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.
*/
##|+PRIV
##|*IDENT=page-firewall-nat-portforward
##|*NAME=Firewall: NAT: Port Forward page
##|*DESCR=Allow access to the 'Firewall: NAT: Port Forward' page.
##|*MATCH=firewall_nat.php*
##|-PRIV
require("guiconfig.inc");
if (!is_array($config['nat']['rule']))
$config['nat']['rule'] = array();
$a_nat = &$config['nat']['rule'];
/* if a custom message has been passed along, lets process it */
if ($_GET['savemsg'])
$savemsg = $_GET['savemsg'];
if ($_POST) {
$pconfig = $_POST;
if ($_POST['apply']) {
write_config();
$retval = 0;
if(stristr($retval, "error") <> true)
$savemsg = get_std_save_message($retval);
else
$savemsg = $retval;
unlink_if_exists("/tmp/config.cache");
$retval |= filter_configure();
if ($retval == 0) {
if (file_exists($d_natconfdirty_path))
unlink($d_natconfdirty_path);
if (file_exists($d_filterconfdirty_path))
unlink($d_filterconfdirty_path);
}
}
}
if (isset($_POST['del_x'])) {
/* delete selected rules */
if (is_array($_POST['rule']) && count($_POST['rule'])) {
foreach ($_POST['rule'] as $rulei) {
$target = $rule['target'];
unset($a_nat[$rulei]);
}
write_config();
touch($d_natconfdirty_path);
header("Location: firewall_nat.php");
exit;
}
} else {
/* yuck - IE won't send value attributes for image buttons, while Mozilla does - so we use .x/.y to find move button clicks instead... */
unset($movebtn);
foreach ($_POST as $pn => $pd) {
if (preg_match("/move_(\d+)_x/", $pn, $matches)) {
$movebtn = $matches[1];
break;
}
}
/* move selected rules before this rule */
if (isset($movebtn) && is_array($_POST['rule']) && count($_POST['rule'])) {
$a_nat_new = array();
/* copy all rules < $movebtn and not selected */
for ($i = 0; $i < $movebtn; $i++) {
if (!in_array($i, $_POST['rule']))
$a_nat_new[] = $a_nat[$i];
}
/* copy all selected rules */
for ($i = 0; $i < count($a_nat); $i++) {
if ($i == $movebtn)
continue;
if (in_array($i, $_POST['rule']))
$a_nat_new[] = $a_nat[$i];
}
/* copy $movebtn rule */
if ($movebtn < count($a_nat))
$a_nat_new[] = $a_nat[$movebtn];
/* copy all rules > $movebtn and not selected */
for ($i = $movebtn+1; $i < count($a_nat); $i++) {
if (!in_array($i, $_POST['rule']))
$a_nat_new[] = $a_nat[$i];
}
$a_nat = $a_nat_new;
write_config();
touch($d_natconfdirty_path);
header("Location: firewall_nat.php");
exit;
}
}
$pgtitle = array("Firewall","NAT","Port Forward");
include("head.inc");
echo "<script type=\"text/javascript\" language=\"javascript\" src=\"/javascript/domTT/domLib.js\"></script>";
echo "<script type=\"text/javascript\" language=\"javascript\" src=\"/javascript/domTT/domTT.js\"></script>";
echo "<script type=\"text/javascript\" language=\"javascript\" src=\"/javascript/domTT/behaviour.js\"></script>";
echo "<script type=\"text/javascript\" language=\"javascript\" src=\"/javascript/domTT/fadomatic.js\"></script>";
?>
<body link="#000000" vlink="#000000" alink="#000000">
<?php include("fbegin.inc"); ?>
<form action="firewall_nat.php" method="post" name="iform">
<script type="text/javascript" language="javascript" src="/javascript/row_toggle.js"></script>
<?php if (file_exists($d_natconfdirty_path)): ?><p>
<?php
if($savemsg)
print_info_box_np("{$savemsg}<br>The NAT configuration has been changed.<br>You must apply the changes in order for them to take effect.");
else
print_info_box_np("The NAT configuration has been changed.<br>You must apply the changes in order for them to take effect.");
?>
<?php endif; ?>
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr><td>
<?php
$tab_array = array();
$tab_array[] = array("Port Forward", true, "firewall_nat.php");
$tab_array[] = array("1:1", false, "firewall_nat_1to1.php");
$tab_array[] = array("Outbound", false, "firewall_nat_out.php");
display_top_tabs($tab_array);
?>
</td></tr>
<tr>
<td>
<div id="mainarea">
<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
<tr id="frheader">
<td width="3%" class="list"> </td>
<td width="3%" class="list"> </td>
<td width="5%" class="listhdrr">If</td>
<td width="5%" class="listhdrr">Proto</td>
<td width="20%" class="listhdrr">Ext. port range</td>
<td width="20%" class="listhdrr">NAT IP</td>
<td width="20%" class="listhdrr">Int. port range</td>
<td width="20%" class="listhdr">Description</td>
<td width="5%" class="list">
<table border="0" cellspacing="0" cellpadding="1">
<tr>
<td width="17"></td>
<td><a href="firewall_nat_edit.php"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0"></a></td>
</tr>
</table>
</td>
</tr>
<?php $nnats = $i = 0; foreach ($a_nat as $natent): ?>
<?php
//build Alias popup box
$span_begin = "";
$span_end = "";
$alias_src_port_span_begin = "";
$alias_dst_span_begin = "";
$alias_dst_port_span_begin = "";
list($beginport, $endport) = split("-", $natent['external-port']);
$alias_popup = rule_popup("",$beginport,$natent['target'],$natent['local-port']);
$span_end = "</U></span>";
$alias_src_port_span_begin = $alias_popup["srcport"];
$alias_dst_span_begin = $alias_popup["dst"];
$alias_dst_port_span_begin = $alias_popup["dstport"];
/* if user does not have access to edit an interface skip on to the next record */
if(!have_natpfruleint_access($natent['interface']))
continue;
?>
<tr valign="top" id="fr<?=$nnats;?>">
<td class="listt"><input type="checkbox" id="frc<?=$nnats;?>" name="rule[]" value="<?=$i;?>" onClick="fr_bgcolor('<?=$nnats;?>')" style="margin: 0; padding: 0; width: 15px; height: 15px;"></td>
<td class="listt" align="center"></td>
<td class="listlr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?php
if (!$natent['interface'] || ($natent['interface'] == "wan"))
echo "WAN";
else if(strtolower($natent['interface']) == "lan")
echo "LAN";
else
echo strtoupper($config['interfaces'][$natent['interface']]['descr']);
?>
</td>
<td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?=strtoupper($natent['protocol']);?>
</td>
<td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?php
list($beginport, $endport) = split("-", $natent['external-port']);
if ((!$endport) || ($beginport == $endport)) {
echo $alias_src_port_span_begin;
echo $beginport;
if ($wkports[$beginport])
echo " (" . $wkports[$beginport] . ")";
else
echo " ";
echo $span_end;
} else
echo $beginport . " - " . $endport;
?>
</td>
<td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?php echo $alias_dst_span_begin;?><?=$natent['target'];?><?php echo $span_end;?>
<?php if ($natent['external-address'])
echo "<br>(ext.: " . $natent['external-address'] . ")";
else
echo "<br>(ext.: " . find_interface_ip(convert_friendly_interface_to_real_interface_name($natent['interface'])) . ")";
?>
</td>
<td class="listr" onClick="fr_toggle(<?=$nnats;?>)" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?php if ((!$endport) || ($beginport == $endport)) {
echo $alias_dst_port_span_begin;
echo $natent['local-port'];
if ($wkports[$natent['local-port']])
echo " (" . $wkports[$natent['local-port']] . ")";
else
echo " ";
echo $span_end;
} else
echo $natent['local-port'] . " - " .
($natent['local-port']+$endport-$beginport);
?>
</td>
<td class="listbg" onClick="fr_toggle(<?=$nnats;?>)" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
<?=htmlspecialchars($natent['descr']);?>
</td>
<td valign="middle" class="list" nowrap>
<table border="0" cellspacing="0" cellpadding="1">
<tr>
<td><a href="firewall_nat_edit.php?id=<?=$i;?>"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0" title="edit rule"></a></td>
</tr>
<tr>
<td><input onmouseover="fr_insline(<?=$nnats;?>, true)" onmouseout="fr_insline(<?=$nnats;?>, false)" name="move_<?=$i;?>" src="/themes/<?= $g['theme']; ?>/images/icons/icon_left.gif" title="move selected rules before this rule" height="17" type="image" width="17" border="0"></td>
<td><a href="firewall_nat_edit.php?dup=<?=$i;?>"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" title="add a new nat based on this one" width="17" height="17" border="0"></a></td>
</tr>
</table>
</tr>
<?php $i++; $nnats++; endforeach; ?>
<tr>
<td class="list" colspan="8"></td>
<td class="list" valign="middle" nowrap>
<table border="0" cellspacing="0" cellpadding="1">
<tr>
<td><?php if ($nnats == 0): ?><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_left_d.gif" width="17" height="17" title="move selected mappings to end" border="0"><?php else: ?><input name="move_<?=$i;?>" type="image" src="/themes/<?= $g['theme']; ?>/images/icons/icon_left.gif" width="17" height="17" title="move selected mappings to end" border="0"><?php endif; ?></td>
<td><a href="firewall_nat_edit.php"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0"></a></td>
</tr>
<tr>
<td><?php if ($nnats == 0): ?><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_x_d.gif" width="17" height="17" title="delete selected rules" border="0"><?php else: ?><input name="del" type="image" src="./themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" title="delete selected mappings" onclick="return confirm('Do you really want to delete the selected mappings?')"><?php endif; ?></td>
</tr>
</table>
</td>
</tr>
</table>
</div>
</td>
</tr>
</table>
<?php
if ($pkg['tabs'] <> "") {
echo "</td></tr></table>";
}
?>
</form>
<?php include("fend.inc"); ?>
</body>
</html>
|
