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<?php
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/* $Id$ */
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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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Copyright (C) 2013-2015 Electric Sheep Fencing, LP
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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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/*
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pfSense_BUILDER_BINARIES: /bin/kill /usr/bin/tar
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pfSense_MODULE: system
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*/
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##|+PRIV
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##|*IDENT=page-system-generalsetup
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##|*NAME=System: General Setup page
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##|*DESCR=Allow access to the 'System: General Setup' page.
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##|*MATCH=system.php*
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##|-PRIV
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require("guiconfig.inc");
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require_once("functions.inc");
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require_once("filter.inc");
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require_once("shaper.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'],$pconfig['dns2'],$pconfig['dns3'],$pconfig['dns4']) = $config['system']['dnsserver'];
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$arr_gateways = return_gateways_array();
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$pconfig['dns1gw'] = $config['system']['dns1gw'];
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$pconfig['dns2gw'] = $config['system']['dns2gw'];
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$pconfig['dns3gw'] = $config['system']['dns3gw'];
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$pconfig['dns4gw'] = $config['system']['dns4gw'];
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$pconfig['dnsallowoverride'] = isset($config['system']['dnsallowoverride']);
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$pconfig['timezone'] = $config['system']['timezone'];
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$pconfig['timeupdateinterval'] = $config['system']['time-update-interval'];
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$pconfig['timeservers'] = $config['system']['timeservers'];
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$pconfig['theme'] = $config['system']['theme'];
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$pconfig['language'] = $config['system']['language'];
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$pconfig['dnslocalhost'] = isset($config['system']['dnslocalhost']);
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if (!isset($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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$pconfig['timeservers'] = "pool.ntp.org";
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$changedesc = gettext("System") . ": ";
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$changecount = 0;
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function is_timezone($elt) {
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return !preg_match("/\/$/", $elt);
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}
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if($pconfig['timezone'] != $_POST['timezone']) {
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filter_pflog_start(true);
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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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$multiwan = false;
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$interfaces = get_configured_interface_list();
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foreach($interfaces as $interface) {
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if(interface_has_gateway($interface)) {
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$multiwan = true;
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}
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}
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if ($_POST) {
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$changecount++;
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unset($input_errors);
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$pconfig = $_POST;
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/* input validation */
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$reqdfields = explode(" ", "hostname domain");
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$reqdfieldsn = array(gettext("Hostname"),gettext("Domain"));
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do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);
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if ($_POST['hostname']) {
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if (!is_hostname($_POST['hostname'])) {
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$input_errors[] = gettext("The hostname can only contain the characters A-Z, 0-9 and '-'. It may not start or end with '-'.");
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} else {
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if (!is_unqualified_hostname($_POST['hostname'])) {
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$input_errors[] = gettext("A valid hostname is specified, but the domain name part should be omitted");
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}
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}
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}
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if ($_POST['domain'] && !is_domain($_POST['domain'])) {
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$input_errors[] = gettext("The domain may only contain the characters a-z, 0-9, '-' and '.'.");
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}
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$ignore_posted_dnsgw = array();
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for ($dnscounter=1; $dnscounter<5; $dnscounter++){
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$dnsname="dns{$dnscounter}";
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$dnsgwname="dns{$dnscounter}gw";
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if (($_POST[$dnsname] && !is_ipaddr($_POST[$dnsname]))) {
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$input_errors[] = gettext("A valid IP address must be specified for DNS server $dnscounter.");
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} else {
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if(($_POST[$dnsgwname] != "") && ($_POST[$dnsgwname] != "none")) {
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// A real gateway has been selected.
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if (is_ipaddr($_POST[$dnsname])) {
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if ((is_ipaddrv4($_POST[$dnsname])) && (validate_address_family($_POST[$dnsname], $_POST[$dnsgwname]) === false )) {
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$input_errors[] = gettext("You can not specify IPv6 gateway '{$_POST[$dnsgwname]}' for IPv4 DNS server '{$_POST[$dnsname]}'");
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}
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if ((is_ipaddrv6($_POST[$dnsname])) && (validate_address_family($_POST[$dnsname], $_POST[$dnsgwname]) === false )) {
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$input_errors[] = gettext("You can not specify IPv4 gateway '{$_POST[$dnsgwname]}' for IPv6 DNS server '{$_POST[$dnsname]}'");
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}
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} else {
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// The user selected a gateway but did not provide a DNS address. Be nice and set the gateway back to "none".
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$ignore_posted_dnsgw[$dnsgwname] = true;
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}
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}
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}
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}
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$direct_networks_list = explode(" ", filter_get_direct_networks_list());
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for ($dnscounter=1; $dnscounter<5; $dnscounter++) {
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$dnsitem = "dns{$dnscounter}";
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$dnsgwitem = "dns{$dnscounter}gw";
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if ($_POST[$dnsgwitem]) {
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if(interface_has_gateway($_POST[$dnsgwitem])) {
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foreach($direct_networks_list as $direct_network) {
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if(ip_in_subnet($_POST[$dnsitem], $direct_network)) {
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$input_errors[] = sprintf(gettext("You can not assign a gateway to DNS '%s' server which is on a directly connected network."),$_POST[$dnsitem]);
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}
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}
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}
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}
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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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$input_errors[] = gettext("The time update interval must be either 0 (disabled) or between 6 and 1440.");
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}
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# it's easy to have a little too much whitespace in the field, clean it up for the user before processing.
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$_POST['timeservers'] = preg_replace('/[[:blank:]]+/', ' ', $_POST['timeservers']);
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$_POST['timeservers'] = trim($_POST['timeservers']);
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foreach (explode(' ', $_POST['timeservers']) as $ts) {
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if (!is_domain($ts)) {
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$input_errors[] = gettext("A NTP Time Server name may only contain the characters a-z, 0-9, '-' and '.'.");
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}
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}
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if (!$input_errors) {
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update_if_changed("hostname", $config['system']['hostname'], $_POST['hostname']);
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update_if_changed("domain", $config['system']['domain'], $_POST['domain']);
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update_if_changed("timezone", $config['system']['timezone'], $_POST['timezone']);
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update_if_changed("NTP servers", $config['system']['timeservers'], strtolower($_POST['timeservers']));
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update_if_changed("NTP update interval", $config['system']['time-update-interval'], $_POST['timeupdateinterval']);
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if($_POST['language'] && $_POST['language'] != $config['system']['language']) {
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$config['system']['language'] = $_POST['language'];
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set_language($config['system']['language']);
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}
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/* pfSense themes */
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if (! $g['disablethemeselection']) {
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update_if_changed("System Theme", $config['theme'], $_POST['theme']);
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}
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/* XXX - billm: these still need updating after figuring out how to check if they actually changed */
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$olddnsservers = $config['system']['dnsserver'];
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unset($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'][] = $_POST['dns2'];
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if ($_POST['dns3'])
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$config['system']['dnsserver'][] = $_POST['dns3'];
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if ($_POST['dns4'])
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$config['system']['dnsserver'][] = $_POST['dns4'];
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$olddnsallowoverride = $config['system']['dnsallowoverride'];
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unset($config['system']['dnsallowoverride']);
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$config['system']['dnsallowoverride'] = $_POST['dnsallowoverride'] ? true : false;
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if($_POST['dnslocalhost'] == "yes")
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$config['system']['dnslocalhost'] = true;
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else
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unset($config['system']['dnslocalhost']);
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/* which interface should the dns servers resolve through? */
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$outdnscounter = 0;
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for ($dnscounter=1; $dnscounter<5; $dnscounter++) {
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$dnsname="dns{$dnscounter}";
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$dnsgwname="dns{$dnscounter}gw";
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$olddnsgwname = $config['system'][$dnsgwname];
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if ($ignore_posted_dnsgw[$dnsgwname])
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$thisdnsgwname = "none";
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else
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$thisdnsgwname = $pconfig[$dnsgwname];
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// "Blank" out the settings for this index, then we set them below using the "outdnscounter" index.
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$config['system'][$dnsgwname] = "none";
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$pconfig[$dnsgwname] = "none";
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$pconfig[$dnsname] = "";
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if ($_POST[$dnsname]) {
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// Only the non-blank DNS servers were put into the config above.
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// So we similarly only add the corresponding gateways sequentially to the config (and to pconfig), as we find non-blank DNS servers.
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// This keeps the DNS server IP and corresponding gateway "lined up" when the user blanks out a DNS server IP in the middle of the list.
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$outdnscounter++;
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$outdnsname="dns{$outdnscounter}";
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$outdnsgwname="dns{$outdnscounter}gw";
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$pconfig[$outdnsname] = $_POST[$dnsname];
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if($_POST[$dnsgwname]) {
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$config['system'][$outdnsgwname] = $thisdnsgwname;
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$pconfig[$outdnsgwname] = $thisdnsgwname;
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} else {
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// Note: when no DNS GW name is chosen, the entry is set to "none", so actually this case never happens.
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unset($config['system'][$outdnsgwname]);
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$pconfig[$outdnsgwname] = "";
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}
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}
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if (($olddnsgwname != "") && ($olddnsgwname != "none") && (($olddnsgwname != $thisdnsgwname) || ($olddnsservers[$dnscounter-1] != $_POST[$dnsname]))) {
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// A previous DNS GW name was specified. It has now gone or changed, or the DNS server address has changed.
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// Remove the route. Later calls will add the correct new route if needed.
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if (is_ipaddrv4($olddnsservers[$dnscounter-1]))
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mwexec("/sbin/route delete " . escapeshellarg($olddnsservers[$dnscounter-1]));
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else
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if (is_ipaddrv6($olddnsservers[$dnscounter-1]))
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mwexec("/sbin/route delete -inet6 " . escapeshellarg($olddnsservers[$dnscounter-1]));
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}
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}
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if ($changecount > 0)
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write_config($changedesc);
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$retval = 0;
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$retval = system_hostname_configure();
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$retval |= system_hosts_generate();
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$retval |= system_resolvconf_generate();
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if (isset($config['dnsmasq']['enable']))
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$retval |= services_dnsmasq_configure();
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elseif (isset($config['unbound']['enable']))
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$retval |= services_unbound_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 |= send_event("service reload dns");
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// Reload the filter - plugins might need to be run.
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$retval |= filter_configure();
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$savemsg = get_std_save_message($retval);
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}
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unset($ignore_posted_dnsgw);
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}
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$pgtitle = array(gettext("System"),gettext("General Setup"));
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include("head.inc");
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if ($input_errors)
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print_input_errors($input_errors);
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if ($savemsg)
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print_info_box($savemsg);
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?>
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<div id="container">
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<?php
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require('classes/Form.class.php');
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$form = new Form;
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$section = new Form_Section('System');
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$section->addInput(new Form_Input(
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'hostname',
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'Hostname',
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'text',
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$pconfig['hostname'],
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['placeholder' => 'pfSense']
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))->setHelp('Name of the firewall host, without domain part');
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$section->addInput(new Form_Input(
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'domain',
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'Domain',
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'text',
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$pconfig['domain'],
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['placeholder' => 'mycorp.com, home, office, private, etc.']
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))->setHelp('Do not use \'local\' as a domain name. It will cause local '.
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'hosts running mDNS (avahi, bonjour, etc.) to be unable to resolve '.
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'local hosts not running mDNS.');
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$form->add($section);
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$section = new Form_Section('DNS server settings');
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for ($i=1; $i<5; $i++)
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{
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if (!isset($pconfig['dns'.$i]))
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continue;
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$group = new Form_Group('DNS Server');
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$group->add(new Form_Input('dns['.$i.']', 'DNS Server', 'text', $pconfig['dns'.$i]));
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$help = "Enter IP addresses to be used by the system for DNS resolution. " .
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|
"These are also used for the DHCP service, DNS forwarder and for PPTP VPN clients.";
|
|
331
|
|
|
332
|
if ($multiwan)
|
|
333
|
{
|
|
334
|
$options = array('none' => 'none');
|
|
335
|
|
|
336
|
foreach($arr_gateways as $gwname => $gwitem)
|
|
337
|
{
|
|
338
|
if((is_ipaddrv4(lookup_gateway_ip_by_name($pconfig[$dnsgw])) && (is_ipaddrv6($gwitem['gateway'])))) {
|
|
339
|
continue;
|
|
340
|
}
|
|
341
|
if((is_ipaddrv6(lookup_gateway_ip_by_name($pconfig[$dnsgw])) && (is_ipaddrv4($gwitem['gateway'])))) {
|
|
342
|
continue;
|
|
343
|
}
|
|
344
|
|
|
345
|
$options[$gwname] = $gwname.' - '.$gwitem['friendlyiface'].' - '.$gwitem['gateway'];
|
|
346
|
}
|
|
347
|
|
|
348
|
$group->add(new Form_Select(
|
|
349
|
'gateway',
|
|
350
|
'Gateway',
|
|
351
|
$pconfig['dns'.$i.'gw'],
|
|
352
|
$options
|
|
353
|
));
|
|
354
|
|
|
355
|
$help .= '<br/>'. "In addition, optionally select the gateway for each DNS server. " .
|
|
356
|
"When using multiple WAN connections there should be at least one unique DNS server per gateway.";
|
|
357
|
}
|
|
358
|
|
|
359
|
$group->setHelp($help);
|
|
360
|
$section->add($group);
|
|
361
|
}
|
|
362
|
|
|
363
|
$section->addInput(new Form_Checkbox(
|
|
364
|
'dnsallowoverride',
|
|
365
|
'DNS server override',
|
|
366
|
'Allow DNS server list to be overridden by DHCP/PPP on WAN',
|
|
367
|
$pconfig['dnsallowoverride']
|
|
368
|
))->setHelp(sprintf(gettext('If this option is set, %s will use DNS servers'.
|
|
369
|
'assigned by a DHCP/PPP server on WAN for its own purposes (including '.
|
|
370
|
'the DNS forwarder). However, they will not be assigned to DHCP and PPTP '.
|
|
371
|
'VPN clients.'), $g['product_name']));
|
|
372
|
|
|
373
|
$section->addInput(new Form_Checkbox(
|
|
374
|
'dnslocalhost',
|
|
375
|
'Disable DNS forwarder',
|
|
376
|
'Do not use the DNS Forwarder as a DNS server for the firewall',
|
|
377
|
$pconfig['dnslocalhost']
|
|
378
|
))->setHelp('By default localhost (127.0.0.1) will be used as the first DNS'.
|
|
379
|
'server where the DNS Forwarder or DNS Resolver is enabled and set to '.
|
|
380
|
'listen on Localhost, so system can use the local DNS service to perform'.
|
|
381
|
'lookups. Checking this box omits localhost from the list of DNS servers.');
|
|
382
|
|
|
383
|
$form->add($section);
|
|
384
|
|
|
385
|
$section = new Form_Section('Localization');
|
|
386
|
$section->addInput(new Form_Select(
|
|
387
|
'timezone',
|
|
388
|
'Timezone',
|
|
389
|
$pconfig['timezone'],
|
|
390
|
array_combine($timezonelist, $timezonelist)
|
|
391
|
))->setHelp('Select the location closest to you');
|
|
392
|
$section->addInput(new Form_Input(
|
|
393
|
'timeservers',
|
|
394
|
'Timeservers',
|
|
395
|
'text',
|
|
396
|
$pconfig['timeservers']
|
|
397
|
))->setHelp('Use a space to separate multiple hosts (only one required). '.
|
|
398
|
'Remember to set up at least one DNS server if you enter a host name here!');
|
|
399
|
$section->addInput(new Form_Select(
|
|
400
|
'language',
|
|
401
|
'Language',
|
|
402
|
$pconfig['language'],
|
|
403
|
get_locale_list()
|
|
404
|
))->setHelp('Choose a language for the webConfigurator');
|
|
405
|
|
|
406
|
$form->add($section);
|
|
407
|
|
|
408
|
print $form;
|
|
409
|
|
|
410
|
include("foot.inc");
|
