$_POST['timezone']) { filter_pflog_start(true); } $timezonelist = system_get_timezone_list(); $multiwan = false; $interfaces = get_configured_interface_list(); foreach ($interfaces as $interface) { if (interface_has_gateway($interface)) { $multiwan = true; } } if ($_POST) { $changecount++; unset($input_errors); $pconfig = $_POST; /* input validation */ $reqdfields = explode(" ", "hostname domain"); $reqdfieldsn = array(gettext("Hostname"), gettext("Domain")); do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors); if ($_POST['webguicss']) { $config['system']['webgui']['webguicss'] = $_POST['webguicss']; } else { unset($config['system']['webgui']['webguicss']); } /* if ($_POST['webguifixedmenu']) { $config['system']['webgui']['webguifixedmenu'] = $_POST['webguifixedmenu']; } else { unset($config['system']['webgui']['webguifixedmenu']); } */ if ($_POST['hostname']) { if (!is_hostname($_POST['hostname'])) { $input_errors[] = gettext("The hostname can only contain the characters A-Z, 0-9 and '-'. It may not start or end with '-'."); } else { if (!is_unqualified_hostname($_POST['hostname'])) { $input_errors[] = gettext("A valid hostname is specified, but the domain name part should be omitted"); } } } if ($_POST['domain'] && !is_domain($_POST['domain'])) { $input_errors[] = gettext("The domain may only contain the characters a-z, 0-9, '-' and '.'."); } $ignore_posted_dnsgw = array(); for ($dnscounter=1; $dnscounter<5; $dnscounter++) { $dnsname="dns{$dnscounter}"; $dnsgwname="dns{$dnscounter}gw"; if (($_POST[$dnsname] && !is_ipaddr($_POST[$dnsname]))) { $input_errors[] = gettext("A valid IP address must be specified for DNS server $dnscounter."); } else { if (($_POST[$dnsgwname] <> "") && ($_POST[$dnsgwname] <> "none")) { // A real gateway has been selected. if (is_ipaddr($_POST[$dnsname])) { if ((is_ipaddrv4($_POST[$dnsname])) && (validate_address_family($_POST[$dnsname], $_POST[$dnsgwname]) === false)) { $input_errors[] = gettext("You can not specify IPv6 gateway '{$_POST[$dnsgwname]}' for IPv4 DNS server '{$_POST[$dnsname]}'"); } if ((is_ipaddrv6($_POST[$dnsname])) && (validate_address_family($_POST[$dnsname], $_POST[$dnsgwname]) === false)) { $input_errors[] = gettext("You can not specify IPv4 gateway '{$_POST[$dnsgwname]}' for IPv6 DNS server '{$_POST[$dnsname]}'"); } } else { // The user selected a gateway but did not provide a DNS address. Be nice and set the gateway back to "none". $ignore_posted_dnsgw[$dnsgwname] = true; } } } } $direct_networks_list = explode(" ", filter_get_direct_networks_list()); for ($dnscounter=1; $dnscounter<5; $dnscounter++) { $dnsitem = "dns{$dnscounter}"; $dnsgwitem = "dns{$dnscounter}gw"; if ($_POST[$dnsgwitem]) { if (interface_has_gateway($_POST[$dnsgwitem])) { foreach ($direct_networks_list as $direct_network) { if (ip_in_subnet($_POST[$dnsitem], $direct_network)) { $input_errors[] = sprintf(gettext("You can not assign a gateway to DNS '%s' server which is on a directly connected network."), $_POST[$dnsitem]); } } } } } # it's easy to have a little too much whitespace in the field, clean it up for the user before processing. $_POST['timeservers'] = preg_replace('/[[:blank:]]+/', ' ', $_POST['timeservers']); $_POST['timeservers'] = trim($_POST['timeservers']); foreach (explode(' ', $_POST['timeservers']) as $ts) { if (!is_domain($ts)) { $input_errors[] = gettext("A NTP Time Server name may only contain the characters a-z, 0-9, '-' and '.'."); } } if (!$input_errors) { update_if_changed("hostname", $config['system']['hostname'], $_POST['hostname']); update_if_changed("domain", $config['system']['domain'], $_POST['domain']); update_if_changed("timezone", $config['system']['timezone'], $_POST['timezone']); update_if_changed("NTP servers", $config['system']['timeservers'], strtolower($_POST['timeservers'])); if ($_POST['language'] && $_POST['language'] != $config['system']['language']) { $config['system']['language'] = $_POST['language']; set_language($config['system']['language']); } /* XXX - billm: these still need updating after figuring out how to check if they actually changed */ $olddnsservers = $config['system']['dnsserver']; unset($config['system']['dnsserver']); if ($_POST['dns1']) { $config['system']['dnsserver'][] = $_POST['dns1']; } if ($_POST['dns2']) { $config['system']['dnsserver'][] = $_POST['dns2']; } if ($_POST['dns3']) { $config['system']['dnsserver'][] = $_POST['dns3']; } if ($_POST['dns4']) { $config['system']['dnsserver'][] = $_POST['dns4']; } $olddnsallowoverride = $config['system']['dnsallowoverride']; unset($config['system']['dnsallowoverride']); $config['system']['dnsallowoverride'] = $_POST['dnsallowoverride'] ? true : false; if ($_POST['dnslocalhost'] == "yes") { $config['system']['dnslocalhost'] = true; } else { unset($config['system']['dnslocalhost']); } /* which interface should the dns servers resolve through? */ $outdnscounter = 0; for ($dnscounter=1; $dnscounter<5; $dnscounter++) { $dnsname="dns{$dnscounter}"; $dnsgwname="dns{$dnscounter}gw"; $olddnsgwname = $config['system'][$dnsgwname]; if ($ignore_posted_dnsgw[$dnsgwname]) { $thisdnsgwname = "none"; } else { $thisdnsgwname = $pconfig[$dnsgwname]; } // "Blank" out the settings for this index, then we set them below using the "outdnscounter" index. $config['system'][$dnsgwname] = "none"; $pconfig[$dnsgwname] = "none"; $pconfig[$dnsname] = ""; if ($_POST[$dnsname]) { // Only the non-blank DNS servers were put into the config above. // So we similarly only add the corresponding gateways sequentially to the config (and to pconfig), as we find non-blank DNS servers. // 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. $outdnscounter++; $outdnsname="dns{$outdnscounter}"; $outdnsgwname="dns{$outdnscounter}gw"; $pconfig[$outdnsname] = $_POST[$dnsname]; if ($_POST[$dnsgwname]) { $config['system'][$outdnsgwname] = $thisdnsgwname; $pconfig[$outdnsgwname] = $thisdnsgwname; } else { // Note: when no DNS GW name is chosen, the entry is set to "none", so actually this case never happens. unset($config['system'][$outdnsgwname]); $pconfig[$outdnsgwname] = ""; } } if (($olddnsgwname != "") && ($olddnsgwname != "none") && (($olddnsgwname != $thisdnsgwname) || ($olddnsservers[$dnscounter-1] != $_POST[$dnsname]))) { // A previous DNS GW name was specified. It has now gone or changed, or the DNS server address has changed. // Remove the route. Later calls will add the correct new route if needed. if (is_ipaddrv4($olddnsservers[$dnscounter-1])) { mwexec("/sbin/route delete " . escapeshellarg($olddnsservers[$dnscounter-1])); } else { if (is_ipaddrv6($olddnsservers[$dnscounter-1])) { mwexec("/sbin/route delete -inet6 " . escapeshellarg($olddnsservers[$dnscounter-1])); } } } } if ($changecount > 0) { write_config($changedesc); } $retval = 0; $retval = system_hostname_configure(); $retval |= system_hosts_generate(); $retval |= system_resolvconf_generate(); if (isset($config['dnsmasq']['enable'])) { $retval |= services_dnsmasq_configure(); } elseif (isset($config['unbound']['enable'])) { $retval |= services_unbound_configure(); } $retval |= system_timezone_configure(); $retval |= system_ntp_configure(); if ($olddnsallowoverride != $config['system']['dnsallowoverride']) { $retval |= send_event("service reload dns"); } // Reload the filter - plugins might need to be run. $retval |= filter_configure(); $savemsg = get_std_save_message($retval); } unset($ignore_posted_dnsgw); } $pgtitle = array(gettext("System"), gettext("General Setup")); include("head.inc"); if ($input_errors) print_input_errors($input_errors); if ($savemsg) print_info_box($savemsg, success); ?>