pfSense

<?php

/* $Id$ */

/*

	system.php

	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.

*/

require("guiconfig.inc");

$pconfig['hostname'] = $config['system']['hostname'];

$pconfig['domain'] = $config['system']['domain'];

list($pconfig['dns1'],$pconfig['dns2']) = $config['system']['dnsserver'];

$pconfig['dnsallowoverride'] = isset($config['system']['dnsallowoverride']);

$pconfig['webguiproto'] = $config['system']['webgui']['protocol'];

if (!$pconfig['webguiproto'])

	$pconfig['webguiproto'] = "http";

$pconfig['webguiport'] = $config['system']['webgui']['port'];

$pconfig['timezone'] = $config['system']['timezone'];

$pconfig['timeupdateinterval'] = $config['system']['time-update-interval'];

$pconfig['timeservers'] = $config['system']['timeservers'];

$pconfig['theme'] = $config['system']['theme'];

if (!isset($pconfig['timeupdateinterval']))

	$pconfig['timeupdateinterval'] = 300;

if (!$pconfig['timezone'])

	$pconfig['timezone'] = "Etc/UTC";

if (!$pconfig['timeservers'])

	$pconfig['timeservers'] = "pool.ntp.org";

$changedesc = "System: ";

$changecount = 0;

function is_timezone($elt) {

	return !preg_match("/\/$/", $elt);

}

if($pconfig['timezone'] <> $_POST['timezone']) {

	/* restart firewall log dumper helper */

	require_once("functions.inc");

	$pid = `ps awwwux | grep -v "grep" | grep "tcpdump -v -l -n -e -ttt -i pflog0"  | awk '{ print $2 }'`;

	if($pid) {

		mwexec("kill $pid");

		usleep(1000);

	}		

	filter_pflog_start();

}

exec('/usr/bin/tar -tzf /usr/share/zoneinfo.tgz', $timezonelist);

$timezonelist = array_filter($timezonelist, 'is_timezone');

sort($timezonelist);

if ($_POST) {

	$changecount++;

	unset($input_errors);

	$pconfig = $_POST;

	/* input validation */

	$reqdfields = split(" ", "hostname domain");

	$reqdfieldsn = split(",", "Hostname,Domain");

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

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

		$input_errors[] = "The hostname may only contain the characters a-z, 0-9 and '-'.";

	}

	if ($_POST['domain'] && !is_domain($_POST['domain'])) {

		$input_errors[] = "The domain may only contain the characters a-z, 0-9, '-' and '.'.";

	}

	if (($_POST['dns1'] && !is_ipaddr($_POST['dns1'])) || ($_POST['dns2'] && !is_ipaddr($_POST['dns2']))) {

		$input_errors[] = "A valid IP address must be specified for the primary/secondary DNS server.";

	}

	if ($_POST['webguiport'] && (!is_numericint($_POST['webguiport']) ||

			($_POST['webguiport'] < 1) || ($_POST['webguiport'] > 65535))) {

		$input_errors[] = "A valid TCP/IP port must be specified for the webConfigurator port.";

	}

	if (($_POST['password']) && ($_POST['password'] != $_POST['password2'])) {

		$input_errors[] = "The passwords do not match.";

	}

	$t = (int)$_POST['timeupdateinterval'];

	if (($t < 0) || (($t > 0) && ($t < 6)) || ($t > 1440)) {

		$input_errors[] = "The time update interval must be either 0 (disabled) or between 6 and 1440.";

	}

	foreach (explode(' ', $_POST['timeservers']) as $ts) {

		if (!is_domain($ts)) {

			$input_errors[] = "A NTP Time Server name may only contain the characters a-z, 0-9, '-' and '.'.";

		}

	}

	if (!$input_errors) {

		update_if_changed("hostname", $config['system']['hostname'], strtolower($_POST['hostname']));

		update_if_changed("domain", $config['system']['domain'], strtolower($_POST['domain']));

		if (update_if_changed("webgui protocol", $config['system']['webgui']['protocol'], $_POST['webguiproto']))

			$restart_webgui = true;

		if (update_if_changed("webgui port", $config['system']['webgui']['port'], $_POST['webguiport']))

			$restart_webgui = true;

		update_if_changed("timezone", $config['system']['timezone'], $_POST['timezone']);

		update_if_changed("NTP servers", $config['system']['timeservers'], strtolower($_POST['timeservers']));

		update_if_changed("NTP update interval", $config['system']['time-update-interval'], $_POST['timeupdateinterval']);

		/* pfSense themes */

		update_if_changed("System Theme", $config['theme'], $_POST['theme']);

		/* XXX - billm: these still need updating after figuring out how to check if they actually changed */

		unset($config['system']['dnsserver']);

		if ($_POST['dns1'])

			$config['system']['dnsserver'][] = $_POST['dns1'];

		if ($_POST['dns2'])

			$config['system']['dnsserver'][] = $_POST['dns2'];

		$olddnsallowoverride = $config['system']['dnsallowoverride'];

		unset($config['system']['dnsallowoverride']);

		$config['system']['dnsallowoverride'] = $_POST['dnsallowoverride'] ? true : false;

                if ($_POST['password']) {

                        $config['system']['password'] = crypt($_POST['password']);

			update_changedesc("password changed via webConfigurator");

			sync_webgui_passwords();

                }

		if ($changecount > 0)

			write_config($changedesc);

		if ($restart_webgui) {

			global $_SERVER;

			list($host) = explode(":", $_SERVER['HTTP_HOST']);

			if ($config['system']['webgui']['port']) {

				$url="{$config['system']['webgui']['protocol']}://{$host}:{$config['system']['webgui']['port']}/system.php";

			} else {

				$url = "{$config['system']['webgui']['protocol']}://{$host}/system.php";

			}

		}

		$retval = 0;

		config_lock();

		$retval = system_hostname_configure();

		$retval |= system_hosts_generate();

		$retval |= system_resolvconf_generate();

		$retval |= system_password_configure();

		$retval |= services_dnsmasq_configure();

		$retval |= system_timezone_configure();

		$retval |= system_ntp_configure();

		if ($olddnsallowoverride != $config['system']['dnsallowoverride'])

			$retval |= interfaces_wan_configure();

		config_unlock();

		$savemsg = get_std_save_message($retval);

		if ($restart_webgui)

			$savemsg .= "<br />One moment...redirecting to {$url} in 10 seconds.";

	}

}

$pgtitle = "System: General Setup";

include("head.inc");

?>

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

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

<p class="pgtitle"><?=$pgtitle?></p>

<?php if ($input_errors) print_input_errors($input_errors); ?>

<?php if ($savemsg) print_info_box($savemsg); ?>

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

              <table width="100%" border="0" cellpadding="6" cellspacing="0">

                <tr>

                  <td width="22%" valign="top" class="vncellreq">Hostname</td>

                  <td width="78%" class="vtable"> <input name="hostname" type="text" class="formfld unknown" id="hostname" size="40" value="<?=htmlspecialchars($pconfig['hostname']);?>">

                    <br> <span class="vexpl">name of the firewall host, without

                    domain part<br>

                    e.g. <em>firewall</em></span></td>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncellreq">Domain</td>

                  <td width="78%" class="vtable"> <input name="domain" type="text" class="formfld unknown" id="domain" size="40" value="<?=htmlspecialchars($pconfig['domain']);?>">

                    <br> <span class="vexpl">e.g. <em>mycorp.com</em> </span></td>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell">DNS servers</td>

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

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

                      <br>

                      <input name="dns2" type="text" class="formfld unknown" id="dns22" size="20" value="<?=htmlspecialchars($pconfig['dns2']);?>">

                      <br>

                      <span class="vexpl">IP addresses; these are also used for

                      the DHCP service, DNS forwarder and for PPTP VPN clients<br>

                      <br>

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

                      <strong>Allow DNS server list to be overridden by DHCP/PPP

                      on WAN</strong><br>

                      If this option is set, pfSense will use DNS servers assigned

                      by a DHCP/PPP server on WAN for its own purposes (including

                      the DNS forwarder). They will not be assigned to DHCP and

                      PPTP VPN clients, though.</span></p></td>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell">webConfigurator protocol</td>

                  <td width="78%" class="vtable"> <input name="webguiproto" type="radio" value="http" <?php if ($pconfig['webguiproto'] == "http") echo "checked"; ?>>

                    HTTP &nbsp;&nbsp;&nbsp; <input type="radio" name="webguiproto" value="https" <?php if ($pconfig['webguiproto'] == "https") echo "checked"; ?>>

                    HTTPS</td>

                </tr>

                <tr>

                  <td valign="top" class="vncell">webConfigurator port</td>

                  <td class="vtable"> <input name="webguiport" type="text" class="formfld unknown" id="webguiport" "size="5" value="<?=htmlspecialchars($config['system']['webgui']['port']);?>">

                    <br>

                    <span class="vexpl">Enter a custom port number for the webConfigurator

                    above if you want to override the default (80 for HTTP, 443

                    for HTTPS). Changes will take effect immediately after save.</span></td>

                </tr>

                <tr>

                  <td width="22%" valign="top" class="vncell">Time zone</td>

                  <td width="78%" class="vtable"> <select name="timezone" id="timezone">

                      <?php foreach ($timezonelist as $value): ?>

                      <option value="<?=htmlspecialchars($value);?>" <?php if ($value == $pconfig['timezone']) echo "selected"; ?>>

                      <?=htmlspecialchars($value);?>

                      </option>

                      <?php endforeach; ?>

                    </select> <br> <span class="vexpl">Select the location closest

                    to you</span></td>

                </tr>

                <!--

                <tr>

                  <td width="22%" valign="top" class="vncell">Time update interval</td>

                  <td width="78%" class="vtable"> <input name="timeupdateinterval" type="text" class="formfld unknown" id="timeupdateinterval" size="4" value="<?=htmlspecialchars($pconfig['timeupdateinterval']);?>">

                    <br> <span class="vexpl">Minutes between network time sync.;

                    300 recommended, or 0 to disable </span></td>

                </tr>

                -->

                <tr>

                  <td width="22%" valign="top" class="vncell">NTP time server</td>

                  <td width="78%" class="vtable"> <input name="timeservers" type="text" class="formfld unknown" id="timeservers" size="40" value="<?=htmlspecialchars($pconfig['timeservers']);?>">

                    <br> <span class="vexpl">Use a space to separate multiple

                    hosts (only one required). Remember to set up at least one

                    DNS server if you enter a host name here!</span></td>

                </tr>

				<tr>

					<td colspan="2" class="list" height="12">&nbsp;</td>

				</tr>

				<tr>

					<td colspan="2" valign="top" class="listtopic">Theme</td>

				</tr>

				<tr>

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

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

				    <select name="theme">

<?php

				$files = return_dir_as_array("/usr/local/www/themes/");

				foreach($files as $f) {

					if ( (substr($f, 0, 1) == "_") && !isset($config['system']['developer']) ) continue;

					if($f == "CVS") continue;

					$selected = "";

					if($f == $config['theme'])

						$selected = " SELECTED";

					if($config['theme'] == "" and $f == "pfsense")

						$selceted = " SELECTED";

					echo "\t\t\t\t\t"."<option{$selected}>{$f}</option>\n";

				}

?>

					</select>

					<strong>This will change the look and feel of pfSense</strong>

				</td>

				</tr>

				<tr>

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

                  <td width="78%"> <input name="Submit" type="submit" class="formbtn" value="Save">

                  </td>

                </tr>

              </table>

</form>

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

<?php

	// restart webgui if proto or port changed

	if ($restart_webgui) {

		echo "<meta http-equiv=\"refresh\" content=\"10;url={$url}\">";

	}

?>

</body>

</html>

<?php

if ($restart_webgui) {

	touch("/tmp/restart_webgui");

}

?>