#!/usr/local/bin/php . 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"); $if = $_GET['if']; if ($_POST['if']) $if = $_POST['if']; $iflist = array("lan" => "LAN"); for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) { $oc = $config['interfaces']['opt' . $i]; if (isset($oc['enable']) && $oc['if'] && (!$oc['bridge'])) { $iflist['opt' . $i] = $oc['descr']; } } if (!$if || !isset($iflist[$if])) $if = "lan"; $pconfig['range_from'] = $config['dhcpd'][$if]['range']['from']; $pconfig['range_to'] = $config['dhcpd'][$if]['range']['to']; $pconfig['deftime'] = $config['dhcpd'][$if]['defaultleasetime']; $pconfig['maxtime'] = $config['dhcpd'][$if]['maxleasetime']; $pconfig['gateway'] = $config['dhcpd'][$if]['gateway']; list($pconfig['wins1'],$pconfig['wins2']) = $config['dhcpd'][$if]['winsserver']; list($pconfig['dns1'],$pconfig['dns2']) = $config['dhcpd'][$if]['dnsserver']; $pconfig['enable'] = isset($config['dhcpd'][$if]['enable']); $pconfig['denyunknown'] = isset($config['dhcpd'][$if]['denyunknown']); $pconfig['staticarp'] = isset($config['dhcpd'][$if]['staticarp']); $pconfig['failover_peerip'] = $config['dhcpd'][$if]['failover_peerip']; $ifcfg = $config['interfaces'][$if]; if (!is_array($config['dhcpd'][$if]['staticmap'])) { $config['dhcpd'][$if]['staticmap'] = array(); } staticmaps_sort($if); $a_maps = &$config['dhcpd'][$if]['staticmap']; function is_inrange($test, $start, $end) { if ( (ip2long($test) < ip2long($end)) && (ip2long($test) > ip2long($start)) ) return true; else return false; } if ($_POST) { unset($input_errors); $pconfig = $_POST; /* input validation */ if ($_POST['enable']) { $reqdfields = explode(" ", "range_from range_to"); $reqdfieldsn = explode(",", "Range begin,Range end"); do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors); foreach($a_maps as $mapent) { if(is_inrange($mapent['ipaddr'], $_POST['range_from'], $_POST['range_to'])) { $input_errors[] = "{$mapent['ipaddr']} is inside the range you specified."; } } if (($_POST['range_from'] && !is_ipaddr($_POST['range_from']))) { $input_errors[] = "A valid range must be specified."; } if (($_POST['range_to'] && !is_ipaddr($_POST['range_to']))) { $input_errors[] = "A valid range must be specified."; } if (($_POST['gateway'] && !is_ipaddr($_POST['gateway']))) $input_errors[] = "A valid IP address must be specified for the gateway."; if (($_POST['wins1'] && !is_ipaddr($_POST['wins1'])) || ($_POST['wins2'] && !is_ipaddr($_POST['wins2']))) { $input_errors[] = "A valid IP address must be specified for the primary/secondary WINS servers."; } if (($_POST['dns1'] && !is_ipaddr($_POST['dns1'])) || ($_POST['dns2'] && !is_ipaddr($_POST['dns2']))) { $input_errors[] = "A valid IP address must be specified for the primary/secondary DNS servers."; } if ($_POST['deftime'] && (!is_numeric($_POST['deftime']) || ($_POST['deftime'] < 60))) { $input_errors[] = "The default lease time must be at least 60 seconds."; } if ($_POST['maxtime'] && (!is_numeric($_POST['maxtime']) || ($_POST['maxtime'] < 60) || ($_POST['maxtime'] <= $_POST['deftime']))) { $input_errors[] = "The maximum lease time must be at least 60 seconds and higher than the default lease time."; } if (!$input_errors) { /* make sure the range lies within the current subnet */ $subnet_start = (ip2long($ifcfg['ipaddr']) & gen_subnet_mask_long($ifcfg['subnet'])); $subnet_end = (ip2long($ifcfg['ipaddr']) | (~gen_subnet_mask_long($ifcfg['subnet']))); if ((ip2long($_POST['range_from']) < $subnet_start) || (ip2long($_POST['range_from']) > $subnet_end) || (ip2long($_POST['range_to']) < $subnet_start) || (ip2long($_POST['range_to']) > $subnet_end)) { $input_errors[] = "The specified range lies outside of the current subnet."; } if (ip2long($_POST['range_from']) > ip2long($_POST['range_to'])) $input_errors[] = "The range is invalid (first element higher than second element)."; /* make sure that the DHCP Relay isn't enabled on this interface */ if (isset($config['dhcrelay'][$if]['enable'])) $input_errors[] = "You must disable the DHCP relay on the {$iflist[$if]} interface before enabling the DHCP server."; } } if (!$input_errors) { $config['dhcpd'][$if]['range']['from'] = $_POST['range_from']; $config['dhcpd'][$if]['range']['to'] = $_POST['range_to']; $config['dhcpd'][$if]['defaultleasetime'] = $_POST['deftime']; $config['dhcpd'][$if]['maxleasetime'] = $_POST['maxtime']; $config['dhcpd'][$if]['enable'] = $_POST['enable'] ? true : false; $config['dhcpd'][$if]['denyunknown'] = $_POST['denyunknown'] ? true : false; $config['dhcpd'][$if]['failover_peerip'] = $_POST['failover_peerip']; unset($config['dhcpd'][$if]['winsserver']); if ($_POST['wins1']) $config['dhcpd'][$if]['winsserver'][] = $_POST['wins1']; if ($_POST['wins2']) $config['dhcpd'][$if]['winsserver'][] = $_POST['wins2']; unset($config['dhcpd'][$if]['dnsserver']); if ($_POST['dns1']) $config['dhcpd'][$if]['dnsserver'][] = $_POST['dns1']; if ($_POST['dns2']) $config['dhcpd'][$if]['dnsserver'][] = $_POST['dns2']; $config['dhcpd'][$if]['gateway'] = $_POST['gateway']; $config['dhcpd'][$if]['staticarp'] = $_POST['staticarp'] ? true : false; write_config(); /* static arp configuration */ if (isset($config['dhcpd'][$if]['staticarp'])) interfaces_staticarp_configure($if); $retval = 0; config_lock(); $retval = services_dhcpd_configure(); config_unlock(); $savemsg = get_std_save_message($retval); } } if ($_GET['act'] == "del") { if ($a_maps[$_GET['id']]) { unset($a_maps[$_GET['id']]); write_config(); header("Location: services_dhcp.php?if={$if}"); exit; } } $pgtitle = "Services: DHCP server"; include("head.inc"); ?>
=$pgtitle?>