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#!/usr/local/bin/php
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<?php
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/*
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system.php
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part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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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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require("guiconfig.inc");
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$pconfig['hostname'] = $config['system']['hostname'];
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$pconfig['domain'] = $config['system']['domain'];
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list($pconfig['dns1'],$pconfig['dns2']) = $config['system']['dnsserver'];
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$pconfig['dnsallowoverride'] = isset($config['system']['dnsallowoverride']);
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$pconfig['username'] = $config['system']['username'];
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if (!$pconfig['username'])
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$pconfig['username'] = "admin";
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$pconfig['webguiproto'] = $config['system']['webgui']['protocol'];
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if (!$pconfig['webguiproto'])
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$pconfig['webguiproto'] = "http";
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$pconfig['webguiport'] = $config['system']['webgui']['port'];
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$pconfig['timezone'] = $config['system']['timezone'];
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$pconfig['timeupdateinterval'] = $config['system']['time-update-interval'];
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$pconfig['timeservers'] = $config['system']['timeservers'];
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if (!isset($pconfig['timeupdateinterval']))
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$pconfig['timeupdateinterval'] = 300;
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if (!$pconfig['timezone'])
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$pconfig['timezone'] = "Etc/UTC";
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if (!$pconfig['timeservers'])
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$pconfig['timeservers'] = "pool.ntp.org";
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function is_timezone($elt) {
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return !preg_match("/\/$/", $elt);
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}
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exec('/usr/bin/tar -tzf /usr/share/zoneinfo.tgz', $timezonelist);
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$timezonelist = array_filter($timezonelist, 'is_timezone');
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sort($timezonelist);
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if ($_POST) {
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unset($input_errors);
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$pconfig = $_POST;
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/* input validation */
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$reqdfields = split(" ", "hostname domain username");
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$reqdfieldsn = split(",", "Hostname,Domain,Username");
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do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
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if ($_POST['hostname'] && !is_hostname($_POST['hostname'])) {
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$input_errors[] = "The hostname may only contain the characters a-z, 0-9 and '-'.";
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}
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if ($_POST['domain'] && !is_domain($_POST['domain'])) {
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$input_errors[] = "The domain may only contain the characters a-z, 0-9, '-' and '.'.";
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}
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if (($_POST['dns1'] && !is_ipaddr($_POST['dns1'])) || ($_POST['dns2'] && !is_ipaddr($_POST['dns2']))) {
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$input_errors[] = "A valid IP address must be specified for the primary/secondary DNS server.";
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}
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if ($_POST['username'] && !preg_match("/^[a-zA-Z0-9]*$/", $_POST['username'])) {
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$input_errors[] = "The username may only contain the characters a-z, A-Z and 0-9.";
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}
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if ($_POST['webguiport'] && (!is_numericint($_POST['webguiport']) ||
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($_POST['webguiport'] < 1) || ($_POST['webguiport'] > 65535))) {
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$input_errors[] = "A valid TCP/IP port must be specified for the webGUI port.";
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}
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if (($_POST['password']) && ($_POST['password'] != $_POST['password2'])) {
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$input_errors[] = "The passwords do not match.";
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}
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$t = (int)$_POST['timeupdateinterval'];
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if (($t < 0) || (($t > 0) && ($t < 6)) || ($t > 1440)) {
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$input_errors[] = "The time update interval must be either 0 (disabled) or between 6 and 1440.";
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}
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foreach (explode(' ', $_POST['timeservers']) as $ts) {
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if (!is_domain($ts)) {
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$input_errors[] = "A NTP Time Server name may only contain the characters a-z, 0-9, '-' and '.'.";
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}
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}
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if (!$input_errors) {
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$config['system']['hostname'] = strtolower($_POST['hostname']);
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$config['system']['domain'] = strtolower($_POST['domain']);
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$oldwebguiproto = $config['system']['webgui']['protocol'];
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$config['system']['username'] = $_POST['username'];
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$config['system']['webgui']['protocol'] = $pconfig['webguiproto'];
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$oldwebguiport = $config['system']['webgui']['port'];
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$config['system']['webgui']['port'] = $pconfig['webguiport'];
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$config['system']['timezone'] = $_POST['timezone'];
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$config['system']['timeservers'] = strtolower($_POST['timeservers']);
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$config['system']['time-update-interval'] = $_POST['timeupdateinterval'];
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unset($config['system']['dnsserver']);
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if ($_POST['dns1'])
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$config['system']['dnsserver'][] = $_POST['dns1'];
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if ($_POST['dns2'])
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$config['system']['dnsserver'][] = $_POST['dns2'];
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$olddnsallowoverride = $config['system']['dnsallowoverride'];
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$config['system']['dnsallowoverride'] = $_POST['dnsallowoverride'] ? true : false;
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if ($_POST['password']) {
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$config['system']['password'] = crypt($_POST['password']);
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$fd = popen("/usr/sbin/pw usermod -n root -H 0", "w");
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$salt = md5(time());
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$crypted_pw = crypt($_POST['password'],$salt);
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fwrite($fd, $crypted_pw);
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pclose($fd);
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}
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write_config();
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if (($oldwebguiproto != $config['system']['webgui']['protocol']) ||
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($oldwebguiport != $config['system']['webgui']['port']))
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touch($d_sysrebootreqd_path);
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$retval = 0;
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if (!file_exists($d_sysrebootreqd_path)) {
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config_lock();
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$retval = system_hostname_configure();
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$retval |= system_hosts_generate();
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$retval |= system_resolvconf_generate();
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$retval |= system_password_configure();
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$retval |= services_dnsmasq_configure();
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$retval |= system_timezone_configure();
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$retval |= system_ntp_configure();
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if ($olddnsallowoverride != $config['system']['dnsallowoverride'])
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$retval |= interfaces_wan_configure();
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config_unlock();
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}
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$savemsg = get_std_save_message($retval);
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}
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}
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?>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<title><?=gentitle("System: General setup");?></title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<link href="gui.css" rel="stylesheet" type="text/css">
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</head>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
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<?php include("fbegin.inc"); ?>
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<p class="pgtitle">System: General setup</p>
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<?php if ($input_errors) print_input_errors($input_errors); ?>
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<?php if ($savemsg) print_info_box($savemsg); ?>
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<form action="system.php" method="post">
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<table width="100%" border="0" cellpadding="6" cellspacing="0">
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<tr>
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<td width="22%" valign="top" class="vncellreq">Hostname</td>
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<td width="78%" class="vtable"> <input name="hostname" type="text" class="formfld" id="hostname" size="40" value="<?=htmlspecialchars($pconfig['hostname']);?>">
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<br> <span class="vexpl">name of the firewall host, without
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domain part<br>
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e.g. <em>firewall</em></span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Domain</td>
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<td width="78%" class="vtable"> <input name="domain" type="text" class="formfld" id="domain" size="40" value="<?=htmlspecialchars($pconfig['domain']);?>">
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<br> <span class="vexpl">e.g. <em>mycorp.com</em> </span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">DNS servers</td>
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<td width="78%" class="vtable"> <p>
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<input name="dns1" type="text" class="formfld" id="dns1" size="20" value="<?=htmlspecialchars($pconfig['dns1']);?>">
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<br>
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<input name="dns2" type="text" class="formfld" id="dns22" size="20" value="<?=htmlspecialchars($pconfig['dns2']);?>">
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<br>
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<span class="vexpl">IP addresses; these are also used for
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the DHCP service, DNS forwarder and for PPTP VPN clients<br>
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<br>
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<input name="dnsallowoverride" type="checkbox" id="dnsallowoverride" value="yes" <?php if ($pconfig['dnsallowoverride']) echo "checked"; ?>>
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<strong>Allow DNS server list to be overridden by DHCP/PPP
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on WAN</strong><br>
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If this option is set, m0n0wall will use DNS servers assigned
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by a DHCP/PPP server on WAN for its own purposes (including
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the DNS forwarder). They will not be assigned to DHCP and
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PPTP VPN clients, though.</span></p></td>
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</tr>
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<tr>
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<td valign="top" class="vncell">Username</td>
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<td class="vtable"> <input name="username" type="text" class="formfld" id="username" size="20" value="<?=$pconfig['username'];?>">
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<br>
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<span class="vexpl">If you want
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to change the username for accessing the webGUI, enter it
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here.</span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">Password</td>
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<td width="78%" class="vtable"> <input name="password" type="password" class="formfld" id="password" size="20">
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<br> <input name="password2" type="password" class="formfld" id="password2" size="20">
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(confirmation) <br> <span class="vexpl">If you want
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to change the password for accessing the webGUI, enter it
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here twice.</span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">webGUI protocol</td>
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<td width="78%" class="vtable"> <input name="webguiproto" type="radio" value="http" <?php if ($pconfig['webguiproto'] == "http") echo "checked"; ?>>
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HTTP <input type="radio" name="webguiproto" value="https" <?php if ($pconfig['webguiproto'] == "https") echo "checked"; ?>>
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HTTPS</td>
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</tr>
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<tr>
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<td valign="top" class="vncell">webGUI port</td>
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<td class="vtable"> <input name="webguiport" type="text" class="formfld" id="webguiport" size="5" value="<?=htmlspecialchars($pconfig['webguiport']);?>">
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<br>
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<span class="vexpl">Enter a custom port number for the webGUI
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above if you want to override the default (80 for HTTP, 443
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for HTTPS).</span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">Time zone</td>
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<td width="78%" class="vtable"> <select name="timezone" id="timezone">
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<?php foreach ($timezonelist as $value): ?>
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<option value="<?=htmlspecialchars($value);?>" <?php if ($value == $pconfig['timezone']) echo "selected"; ?>>
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<?=htmlspecialchars($value);?>
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</option>
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<?php endforeach; ?>
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</select> <br> <span class="vexpl">Select the location closest
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to you</span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">Time update interval</td>
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<td width="78%" class="vtable"> <input name="timeupdateinterval" type="text" class="formfld" id="timeupdateinterval" size="4" value="<?=htmlspecialchars($pconfig['timeupdateinterval']);?>">
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<br> <span class="vexpl">Minutes between network time sync.;
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300 recommended, or 0 to disable </span></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell">NTP time server</td>
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<td width="78%" class="vtable"> <input name="timeservers" type="text" class="formfld" id="timeservers" size="40" value="<?=htmlspecialchars($pconfig['timeservers']);?>">
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<br> <span class="vexpl">Use a space to separate multiple
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hosts (only one required). Remember to set up at least one
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DNS server if you enter a host name here!</span></td>
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</tr>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%"> <input name="Submit" type="submit" class="formbtn" value="Save">
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</td>
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</tr>
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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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