<commit_before><?php 
/* $Id$ */
/*
	firewall_nat_1to1_edit.php
	part of m0n0wall (http://m0n0.ch/wall)
	
	Copyright (C) 2003-2004 <NAME> <<EMAIL>>.
	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_MODULE:	nat
*/

##|+PRIV
##|*IDENT=page-firewall-nat-1-1-edit
##|*NAME=Firewall: NAT: 1:1: Edit page
##|*DESCR=Allow access to the 'Firewall: NAT: 1:1: Edit' page.
##|*MATCH=firewall_nat_1to1_edit.php*
##|-PRIV

function nat1to1cmp($a, $b) {
	return ipcmp($a['external'], $b['external']);
}

function nat_1to1_rules_sort() {
        global $g, $config;

        if (!is_array($config['nat']['onetoone']))
                return;


        usort($config['nat']['onetoone'], "nat1to1cmp");
}

require("guiconfig.inc");
require_once("interfaces.inc");
require("filter.inc");
require("shaper.inc");

$specialsrcdst = explode(" ", "any pptp pppoe l2tp openvpn");
$ifdisp = get_configured_interface_with_descr();
foreach ($ifdisp as $kif => $kdescr) {
        $specialsrcdst[] = "{$kif}";
        $specialsrcdst[] = "{$kif}ip";
}

if (!is_array($config['nat']['onetoone'])) {
	$config['nat']['onetoone'] = array();
}
$a_1to1 = &$config['nat']['onetoone'];

$id = $_GET['id'];
if (isset($_POST['id']))
	$id = $_POST['id'];

if (isset($id) && $a_1to1[$id]) {
	$pconfig['disabled'] = isset($a_1to1[$id]['disabled']);

	address_to_pconfig($a_1to1[$id]['source'], $pconfig['src'],
                $pconfig['srcmask'], $pconfig['srcnot'],
                $pconfig['srcbeginport'], $pconfig['srcendport']);

        address_to_pconfig($a_1to1[$id]['destination'], $pconfig['dst'],
                $pconfig['dstmask'], $pconfig['dstnot'],
                $pconfig['dstbeginport'], $pconfig['dstendport']);

	$pconfig['interface'] = $a_1to1[$id]['interface'];
	if (!$pconfig['interface'])
		$pconfig['interface'] = "wan";

	$pconfig['external'] = $a_1to1[$id]['external'];
	$pconfig['descr'] = $a_1to1[$id]['descr'];
	$pconfig['natreflection'] = $a_1to1[$id]['natreflection'];
} else
	$pconfig['interface'] = "wan";

if ($_POST) {
	
	unset($input_errors);
	$pconfig = $_POST;

	/* input validation */
	$reqdfields = explode(" ", "interface external");
	$reqdfieldsn = array(gettext("Interface"), gettext("External subnet"));
	if ($_POST['srctype'] == "single" || $_POST['srctype'] == "network") {
                $reqdfields[] = "src";
                $reqdfieldsn[] = gettext("Source address");
        }
        if ($_POST['dsttype'] == "single" || $_POST['dsttype'] == "network") {
                $reqdfields[] = "dst";
                $reqdfieldsn[] = gettext("Destination address");
        }
	
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);

	if (is_specialnet($_POST['srctype'])) {
                $_POST['src'] = $_POST['srctype'];
                $_POST['srcmask'] = 0;
        } else if ($_POST['srctype'] == "single") {
                $_POST['srcmask'] = 32;
        }
        if (is_specialnet($_POST['dsttype'])) {
                $_POST['dst'] = $_POST['dsttype'];
                $_POST['dstmask'] = 0;
        } else if ($_POST['dsttype'] == "single") {
                $_POST['dstmask'] = 32;
        } else if (is_ipaddr($_POST['dsttype'])) {
                $_POST['dst'] = $_POST['dsttype'];
                $_POST['dstmask'] = 32;
                $_POST['dsttype'] = "single";
        }

	if (($_POST['external'] && !is_ipaddroralias($_POST['external'])))
		$input_errors[] = gettext("A valid external subnet must be specified.");

	/* if user enters an alias and selects "network" then disallow. */
        if( ($_POST['srctype'] == "network" && is_alias($_POST['src']) )
         || ($_POST['dsttype'] == "network" && is_alias($_POST['dst']) ) )
                $input_errors[] = gettext("You must specify single host or alias for alias entries.");

	if (!is_specialnet($_POST['srctype'])) {
                if (($_POST['src'] && !is_ipaddroralias($_POST['src']))) {
                        $input_errors[] = sprintf(gettext("%s is not a valid source IP address or alias."), $_POST['src']);
                }
                if (($_POST['srcmask'] && !is_numericint($_POST['srcmask']))) {
                        $input_errors[] = gettext("A valid source bit count must be specified.");
                }
        }
        if (!is_specialnet($_POST['dsttype'])) {
                if (($_POST['dst'] && !is_ipaddroralias($_POST['dst']))) {
                        $input_errors[] = sprintf(gettext("%s is not a valid destination IP address or alias."), $_POST['dst']);
                }
                if (($_POST['dstmask'] && !is_numericint($_POST['dstmask']))) {
                        $input_errors[] = gettext("A valid destination bit count must be specified.");
                }
        }

	/* check for overlaps with other 1:1 */
	foreach ($a_1to1 as $natent) {
		if (isset($id) && ($a_1to1[$id]) && ($a_1to1[$id] === $natent))
			continue;
		
		if (check_subnets_overlap($_POST['internal'], $_POST['subnet'], $natent['internal'], $natent['subnet'])) {
			//$input_errors[] = "Another 1:1 rule overlaps with the specified internal subnet.";
			//break;
		}
	}

	if (!$input_errors) {
		$natent = array();

		$natent['disabled'] = isset($_POST['disabled']) ? true:false;
		$natent['external'] = $_POST['external'];
		$natent['externalmask'] = $_POST['externalmask'];
		$natent['descr'] = $_POST['descr'];
		$natent['interface'] = $_POST['interface'];

		 pconfig_to_address($natent['source'], $_POST['src'],
                        $_POST['srcmask'], $_POST['srcnot']);

                pconfig_to_address($natent['destination'], $_POST['dst'],
                        $_POST['dstmask'], $_POST['dstnot']);

		if ($_POST['natreflection'] == "enable" || $_POST['natreflection'] == "disable")
			$natent['natreflection'] = $_POST['natreflection'];

		if (isset($id) && $a_1to1[$id])
			$a_1to1[$id] = $natent;
		else
			$a_1to1[] = $natent;
		nat_1to1_rules_sort();

		mark_subsystem_dirty('natconf');

		write_config();

		header("Location: firewall_nat_1to1.php");
		exit;
	}
}

$pgtitle = array(gettext("Firewall"),gettext("NAT"),gettext("1:1"),gettext("Edit"));
include("head.inc");

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<script type="text/javascript" src="/javascript/suggestions.js">
</script><commit_msg>Fix "use system default" setting for reflection on NAT 1:1 rule edit page and remove reference to nonexistent "externalmask" field.<commit_after><?php 
/* $Id$ */
/*
	firewall_nat_1to1_edit.php
	part of m0n0wall (http://m0n0.ch/wall)
	
	Copyright (C) 2003-2004 <NAME> <<EMAIL>>.
	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_MODULE:	nat
*/

##|+PRIV
##|*IDENT=page-firewall-nat-1-1-edit
##|*NAME=Firewall: NAT: 1:1: Edit page
##|*DESCR=Allow access to the 'Firewall: NAT: 1:1: Edit' page.
##|*MATCH=firewall_nat_1to1_edit.php*
##|-PRIV

function nat1to1cmp($a, $b) {
	return ipcmp($a['external'], $b['external']);
}

function nat_1to1_rules_sort() {
        global $g, $config;

        if (!is_array($config['nat']['onetoone']))
                return;


        usort($config['nat']['onetoone'], "nat1to1cmp");
}

require("guiconfig.inc");
require_once("interfaces.inc");
require("filter.inc");
require("shaper.inc");

$specialsrcdst = explode(" ", "any pptp pppoe l2tp openvpn");
$ifdisp = get_configured_interface_with_descr();
foreach ($ifdisp as $kif => $kdescr) {
        $specialsrcdst[] = "{$kif}";
        $specialsrcdst[] = "{$kif}ip";
}

if (!is_array($config['nat']['onetoone'])) {
	$config['nat']['onetoone'] = array();
}
$a_1to1 = &$config['nat']['onetoone'];

$id = $_GET['id'];
if (isset($_POST['id']))
	$id = $_POST['id'];

if (isset($id) && $a_1to1[$id]) {
	$pconfig['disabled'] = isset($a_1to1[$id]['disabled']);

	address_to_pconfig($a_1to1[$id]['source'], $pconfig['src'],
                $pconfig['srcmask'], $pconfig['srcnot'],
                $pconfig['srcbeginport'], $pconfig['srcendport']);

        address_to_pconfig($a_1to1[$id]['destination'], $pconfig['dst'],
                $pconfig['dstmask'], $pconfig['dstnot'],
                $pconfig['dstbeginport'], $pconfig['dstendport']);

	$pconfig['interface'] = $a_1to1[$id]['interface'];
	if (!$pconfig['interface'])
		$pconfig['interface'] = "wan";

	$pconfig['external'] = $a_1to1[$id]['external'];
	$pconfig['descr'] = $a_1to1[$id]['descr'];
	$pconfig['natreflection'] = $a_1to1[$id]['natreflection'];
} else
	$pconfig['interface'] = "wan";

if ($_POST) {
	
	unset($input_errors);
	$pconfig = $_POST;

	/* input validation */
	$reqdfields = explode(" ", "interface external");
	$reqdfieldsn = array(gettext("Interface"), gettext("External subnet"));
	if ($_POST['srctype'] == "single" || $_POST['srctype'] == "network") {
                $reqdfields[] = "src";
                $reqdfieldsn[] = gettext("Source address");
        }
        if ($_POST['dsttype'] == "single" || $_POST['dsttype'] == "network") {
                $reqdfields[] = "dst";
                $reqdfieldsn[] = gettext("Destination address");
        }
	
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);

	if (is_specialnet($_POST['srctype'])) {
                $_POST['src'] = $_POST['srctype'];
                $_POST['srcmask'] = 0;
        } else if ($_POST['srctype'] == "single") {
                $_POST['srcmask'] = 32;
        }
        if (is_specialnet($_POST['dsttype'])) {
                $_POST['dst'] = $_POST['dsttype'];
                $_POST['dstmask'] = 0;
        } else if ($_POST['dsttype'] == "single") {
                $_POST['dstmask'] = 32;
        } else if (is_ipaddr($_POST['dsttype'])) {
                $_POST['dst'] = $_POST['dsttype'];
                $_POST['dstmask'] = 32;
                $_POST['dsttype'] = "single";
        }

	if (($_POST['external'] && !is_ipaddroralias($_POST['external'])))
		$input_errors[] = gettext("A valid external subnet must be specified.");

	/* if user enters an alias and selects "network" then disallow. */
        if( ($_POST['srctype'] == "network" && is_alias($_POST['src']) )
         || ($_POST['dsttype'] == "network" && is_alias($_POST['dst']) ) )
                $input_errors[] = gettext("You must specify single host or alias for alias entries.");

	if (!is_specialnet($_POST['srctype'])) {
                if (($_POST['src'] && !is_ipaddroralias($_POST['src']))) {
                        $input_errors[] = sprintf(gettext("%s is not a valid source IP address or alias."), $_POST['src']);
                }
                if (($_POST['srcmask'] && !is_numericint($_POST['srcmask']))) {
                        $input_errors[] = gettext("A valid source bit count must be specified.");
                }
        }
        if (!is_specialnet($_POST['dsttype'])) {
                if (($_POST['dst'] && !is_ipaddroralias($_POST['dst']))) {
                        $input_errors[] = sprintf(gettext("%s is not a valid destination IP address or alias."), $_POST['dst']);
                }
                if (($_POST['dstmask'] && !is_numericint($_POST['dstmask']))) {
                        $input_errors[] = gettext("A valid destination bit count must be specified.");
                }
        }

	/* check for overlaps with other 1:1 */
	foreach ($a_1to1 as $natent) {
		if (isset($id) && ($a_1to1[$id]) && ($a_1to1[$id] === $natent))
			continue;
		
		if (check_subnets_overlap($_POST['internal'], $_POST['subnet'], $natent['internal'], $natent['subnet'])) {
			//$input_errors[] = "Another 1:1 rule overlaps with the specified internal subnet.";
			//break;
		}
	}

	if (!$input_errors) {
		$natent = array();

		$natent['disabled'] = isset($_POST['disabled']) ? true:false;
		$natent['external'] = $_POST['external'];
		$natent['descr'] = $_POST['descr'];
		$natent['interface'] = $_POST['interface'];

		 pconfig_to_address($natent['source'], $_POST['src'],
                        $_POST['srcmask'], $_POST['srcnot']);

                pconfig_to_address($natent['destination'], $_POST['dst'],
                        $_POST['dstmask'], $_POST['dstnot']);

		if ($_POST['natreflection'] == "enable" || $_POST['natreflection'] == "disable")
			$natent['natreflection'] = $_POST['natreflection'];
		else
			unset($natent['natreflection']);

		if (isset($id) && $a_1to1[$id])
			$a_1to1[$id] = $natent;
		else
			$a_1to1[] = $natent;
		nat_1to1_rules_sort();

		mark_subsystem_dirty('natconf');

		write_config();

		header("Location: firewall_nat_1to1.php");
		exit;
	}
}

$pgtitle = array(gettext("Firewall"),gettext("NAT"),gettext("1:1"),gettext("Edit"));
include("head.inc");

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<script type="text/javascript" src="/javascript/suggestions.js">
</script>
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