UnivNautes

/* $Id$ */

/*

	Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.

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

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

	2. Redistributions in binary form must reproduce the above copyright

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

/*

##|+PRIV

function staticmapcmp($a, $b) {

	return ipcmp($a['ipaddr'], $b['ipaddr']);

}

function staticmaps_sort($ifgui) {

	global $g, $config;

	usort($config['dhcpd'][$ifgui]['staticmap'], "staticmapcmp");

}

require_once('globals.inc');

if(!$g['services_dhcp_server_enable']) {

require("guiconfig.inc");

if (!$if) {

if (!is_array($config['dhcpd']))

	$config['dhcpd'][$if]['staticmap'] = array();

if (!is_array($config['dhcpd'][$if]['pool']))

$static_arp_enabled=isset($config['dhcpd'][$if]['staticarp']);

$netboot_enabled=isset($config['dhcpd'][$if]['netboot']);

$a_maps = &$config['dhcpd'][$if]['staticmap'];

$ifcfgip = get_interface_ip($if);

if (is_numericint($_GET['id']))

	$id = $_POST['id'];

	$pconfig['mac'] = $a_maps[$id]['mac'];

	$pconfig['cid'] = $a_maps[$id]['cid'];

	$pconfig['hostname'] = $a_maps[$id]['hostname'];

	$pconfig['deftime'] = $a_maps[$id]['defaultleasetime'];

	$pconfig['ddnsdomainprimary'] = $a_maps[$id]['ddnsdomainprimary'];

	$pconfig['ddnsupdate'] = isset($a_maps[$id]['ddnsupdate']);

} else {

	$pconfig['mac'] = $_GET['mac'];

	$pconfig['cid'] = $_GET['cid'];

	$pconfig['hostname'] = $_GET['hostname'];

	$pconfig['deftime'] = $_GET['defaultleasetime'];

	$pconfig['ddnsdomainprimary'] = $_GET['ddnsdomainprimary'];

	$pconfig['ddnsupdate'] = isset($_GET['ddnsupdate']);

}

	$reqdfields = array();

	do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);

    /* either MAC or Client-ID must be specified */

	/* normalize MAC addresses - lowercase and convert Windows-ized hyphenated MACs to colon delimited */

	if ($_POST['hostname']) {

		preg_match("/\-\$/", $_POST['hostname'], $matches);

		if($matches)

			$input_errors[] = gettext("The hostname cannot end with a hyphen according to RFC952");

		if (!is_hostname($_POST['hostname'])) {

			$input_errors[] = gettext("The hostname can only contain the characters A-Z, 0-9 and '-'.");

		} else {

				$input_errors[] = gettext("A valid hostname is specified, but the domain name part should be omitted");

			}

	}

	if (($_POST['ipaddr'] && !is_ipaddr($_POST['ipaddr']))) {

		$input_errors[] = gettext("A valid IP address must be specified.");

	}

		$input_errors[] = gettext("A valid MAC address must be specified.");

	}

	if($static_arp_enabled && !$_POST['ipaddr']) {

		$input_errors[] = gettext("Static ARP is enabled.  You must specify an IP address.");

	}

	/* check for overlaps */

		if ((($mapent['hostname'] == $_POST['hostname']) && $mapent['hostname'])  || (($mapent['mac'] == $_POST['mac']) && $mapent['mac']) || (($mapent['ipaddr'] == $_POST['ipaddr']) && $mapent['ipaddr'] ) || (($mapent['cid'] == $_POST['cid']) && $mapent['cid'])) {

			$input_errors[] = gettext("This Hostname, IP, MAC address or Client identifier already exists.");

			break;

	/* make sure it's not within the dynamic subnet */

		$dynsubnet_start = ip2ulong($config['dhcpd'][$if]['range']['from']);

		if ((ip2ulong($_POST['ipaddr']) >= $dynsubnet_start) &&

			$input_errors[] = sprintf(gettext("The IP address must not be within the DHCP range for this interface."));

		foreach ($a_pools as $pidx => $p) {

			if (is_inrange_v4($_POST['ipaddr'], $p['range']['from'], $p['range']['to'])) {

		$lansubnet_start = ip2ulong(long2ip32(ip2long($ifcfgip) & gen_subnet_mask_long($ifcfgsn)));

			$input_errors[] = sprintf(gettext("The IP address must lie in the %s subnet."),$ifcfgdescr);

		}

	if (($_POST['gateway'] && !is_ipaddrv4($_POST['gateway'])))

	if (($_POST['ddnsdomain'] && !is_ipaddrv4($_POST['ddnsdomainprimary'])))

	if ($_POST['domainsearchlist']) {

	if (!$input_errors) {

		$mapent['cid'] = $_POST['cid'];

		$mapent['ipaddr'] = $_POST['ipaddr'];

		$mapent['hostname'] = $_POST['hostname'];

		$mapent['descr'] = $_POST['descr'];

		$mapent['arp_table_static_entry'] = ($_POST['arp_table_static_entry']) ? true : false;

		$mapent['filename'] = $_POST['filename'];

		$mapent['defaultleasetime'] = $_POST['deftime'];

		$mapent['ddnsdomainprimary'] = $_POST['ddnsdomainprimary'];

		$mapent['ddnsupdate'] = ($_POST['ddnsupdate']) ? true : false;

		staticmaps_sort($if);

		write_config();

		if(isset($config['dhcpd'][$if]['enable'])) {

			mark_subsystem_dirty('staticmaps');

			if (isset($config['dnsmasq']['enable']) && isset($config['dnsmasq']['regdhcpstatic']))

				mark_subsystem_dirty('hosts');

			if (isset($config['unbound']['enable']) && isset($config['unbound']['regdhcpstatic']))

		}

		header("Location: services_dhcp.php?if={$if}");

$closehead = false;

$pgtitle = array(gettext("Services"),gettext("DHCP"),gettext("Edit static mapping"));

$shortcut_section = "dhcp";

include("head.inc");

?>

<script type="text/javascript">

//<![CDATA[

	function show_ddns_config() {

//]]>

</script>

</head>

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

              <table class="tabcont" width="100%" border="0" cellpadding="6" cellspacing="0" summary="static mapping">

				<tr>

					<td colspan="2" valign="top" class="listtopic"><?=gettext("Static DHCP Mapping");?></td>

				</tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("MAC address");?></td>

                  <td width="78%" class="vtable">

                    <input name="mac" type="text" class="formfld unknown" id="mac" size="30" value="<?=htmlspecialchars($pconfig['mac']);?>" />

		    <?php

		    <a onclick="document.forms[0].mac.value='<?=$mac?>';" href="#"><?=gettext("Copy my MAC address");?></a>

                    <br />

                    <span class="vexpl"><?=gettext("Enter a MAC address in the following format: ".

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("Client identifier");?></td>

                    <input name="cid" type="text" class="formfld unknown" id="cid" size="30" value="<?=htmlspecialchars($pconfig['cid']);?>" />

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("IP address");?></td>

                  <td width="78%" class="vtable">

                    <input name="ipaddr" type="text" class="formfld unknown" id="ipaddr" size="20" value="<?=htmlspecialchars($pconfig['ipaddr']);?>" />

                    <br />

			<?=gettext("If an IPv4 address is entered, the address must be outside of the pool.");?>

			<br />

			<?=gettext("If no IPv4 address is given, one will be dynamically allocated from the pool.");?>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("Hostname");?></td>

                  <td width="78%" class="vtable">

                    <input name="hostname" type="text" class="formfld unknown" id="hostname" size="20" value="<?=htmlspecialchars($pconfig['hostname']);?>" />

                    <br /> <span class="vexpl"><?=gettext("Name of the host, without domain part.");?></span></td>

                </tr>

                <?php if($netboot_enabled) { ?>

		  <td width="22%" valign="top" class="vncell">Netboot Filename</td>

		  <td width="78%" class="vtable">

		    <input name="filename" type="text" class="formfld unknown" id="filename" size="20" value="<?=htmlspecialchars($pconfig['filename']);?>" />

		    <br /> <span class="vexpl">Name of the file that should be loaded when this host boots off of the network, overrides setting on main page.</span></td>

		</tr>

		<tr>

			<input name="rootpath" type="text" class="formfld unknown" id="rootpath" size="90" value="<?=htmlspecialchars($pconfig['rootpath']);?>" />

		    <br /> <span class="vexpl"><?=gettext("Enter the"); ?> <b><?=gettext("root-path"); ?></b>-<?=gettext("string");?>, overrides setting on main page.</span></td>

		</tr>

		<?php } ?>

                <tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("Description");?></td>

                  <td width="78%" class="vtable">

                    <input name="descr" type="text" class="formfld unknown" id="descr" size="40" value="<?=htmlspecialchars($pconfig['descr']);?>" />

                    <br /> <span class="vexpl"><?=gettext("You may enter a description here ".

                    "for your reference (not parsed).");?></span></td>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell"><?=gettext("ARP Table Static Entry");?></td>

                  <td width="78%" class="vtable">

                    <input name="arp_table_static_entry" id="arp_table_static_entry" type="checkbox" value="yes" <?php if ($pconfig['arp_table_static_entry']) echo "checked=\"checked\""; ?> />

                    "");?></span></td>

		<tr>

			<input name="wins1" type="text" class="formfld unknown" id="wins1" size="20" value="<?=htmlspecialchars($pconfig['wins1']);?>" /><br />

		</td>

			<input name="dns1" type="text" class="formfld unknown" id="dns1" size="20" value="<?=htmlspecialchars($pconfig['dns1']);?>" /><br />

			<?=gettext("NOTE: leave blank to use the system default DNS servers - this interface's IP if DNS forwarder is enabled, otherwise the servers configured on the General page.");?>

			<input name="gateway" type="text" class="formfld host" id="gateway" size="20" value="<?=htmlspecialchars($pconfig['gateway']);?>" /><br />

			 <?=gettext("The default is to use the IP on this interface of the firewall as the gateway. Specify an alternate gateway here if this is not the correct gateway for your network.");?>

			<input name="domain" type="text" class="formfld unknown" id="domain" size="20" value="<?=htmlspecialchars($pconfig['domain']);?>" /><br />

			 <?=gettext("The default is to use the domain name of this system as the default domain name provided by DHCP. You may specify an alternate domain name here.");?>

			<input name="domainsearchlist" type="text" class="formfld unknown" id="domainsearchlist" size="20" value="<?=htmlspecialchars($pconfig['domainsearchlist']);?>" /><br />

			<?=gettext("The DHCP server can optionally provide a domain search list. Use the semicolon character as separator ");?>

		</td>

			<input name="deftime" type="text" class="formfld unknown" id="deftime" size="10" value="<?=htmlspecialchars($pconfig['deftime']);?>" />

			<?=gettext("seconds");?><br />

			<?=gettext("This is used for clients that do not ask for a specific " .

			"expiration time."); ?><br />

			<?=gettext("The default is 7200 seconds.");?>

			<input name="maxtime" type="text" class="formfld unknown" id="maxtime" size="10" value="<?=htmlspecialchars($pconfig['maxtime']);?>" />

			<?=gettext("seconds");?><br />

			<?=gettext("This is the maximum lease time for clients that ask".

			" for a specific expiration time."); ?><br />

			<?=gettext("The default is 86400 seconds.");?>

				<input type="button" onclick="show_ddns_config()" value="<?=gettext("Advanced");?>" /> - <?=gettext("Show Dynamic DNS");?>

			</div>

				<input style="vertical-align:middle" type="checkbox" value="yes" name="ddnsupdate" id="ddnsupdate" <?php if($pconfig['ddnsupdate']) echo "checked=\"checked\""; ?> />&nbsp;

				<b><?=gettext("Enable registration of DHCP client names in DNS.");?></b><br />

				<input name="ddnsdomain" type="text" class="formfld unknown" id="ddnsdomain" size="20" value="<?=htmlspecialchars($pconfig['ddnsdomain']);?>" /><br />

				<?=gettext("Note: Leave blank to disable dynamic DNS registration.");?><br />

				<input name="ddnsdomainprimary" type="text" class="formfld unknown" id="ddnsdomainprimary" size="20" value="<?=htmlspecialchars($pconfig['ddnsdomainprimary']);?>" /><br />

				<?=gettext("Enter the primary domain name server IP address for the dynamic domain name.");?><br />

				<input name="ddnsdomainkeyname" type="text" class="formfld unknown" id="ddnsdomainkeyname" size="20" value="<?=htmlspecialchars($pconfig['ddnsdomainkeyname']);?>" /><br />

				<?=gettext("Enter the dynamic DNS domain key name which will be used to register client names in the DNS server.");?>

				<input name="ddnsdomainkey" type="text" class="formfld unknown" id="ddnsdomainkey" size="20" value="<?=htmlspecialchars($pconfig['ddnsdomainkey']);?>" /><br />

				<?=gettext("Enter the dynamic DNS domain key secret which will be used to register client names in the DNS server.");?>

				</p>

			</div>

				<input type="button" onclick="show_ntp_config()" value="<?=gettext("Advanced");?>" /> - <?=gettext("Show NTP configuration");?>

			</div>

				<input name="ntp1" type="text" class="formfld unknown" id="ntp1" size="20" value="<?=htmlspecialchars($pconfig['ntp1']);?>" /><br />

			</div>

			<input type="button" onclick="show_tftp_config()" value="<?=gettext("Advanced");?>" /> - <?=gettext("Show TFTP configuration");?>

		</div>

			<input name="tftp" type="text" class="formfld unknown" id="tftp" size="50" value="<?=htmlspecialchars($pconfig['tftp']);?>" /><br />

			<?=gettext("Leave blank to disable.  Enter a full hostname or IP for the TFTP server.");?>

                <tr>

                  <td width="22%" valign="top">&nbsp;</td>

                  <td width="78%">

                    <input name="Submit" type="submit" class="formbtn" value="<?=gettext("Save");?>" /> <input class="formbtn" type="button" value="<?=gettext("Cancel");?>" onclick="history.back()" />

                    <?php if (isset($id) && $a_maps[$id]): ?>

                    <input name="id" type="hidden" value="<?=htmlspecialchars($id);?>" />

                    <?php endif; ?>

                    <input name="if" type="hidden" value="<?=htmlspecialchars($if);?>" />