diff options
Diffstat (limited to 'usr/local/www/services_dhcp_edit.php')
-rwxr-xr-x | usr/local/www/services_dhcp_edit.php | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/usr/local/www/services_dhcp_edit.php b/usr/local/www/services_dhcp_edit.php new file mode 100755 index 0000000..80f64a9 --- /dev/null +++ b/usr/local/www/services_dhcp_edit.php @@ -0,0 +1,176 @@ +#!/usr/local/bin/php +<?php +/* + services_dhcp_edit.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"); + +$if = $_GET['if']; +if ($_POST['if']) + $if = $_POST['if']; + +if (!$if) { + header("Location: services_dhcp.php"); + exit; +} + +if (!is_array($config['dhcpd'][$if]['staticmap'])) { + $config['dhcpd'][$if]['staticmap'] = array(); +} +staticmaps_sort($if); +$a_maps = &$config['dhcpd'][$if]['staticmap']; +$ifcfg = &$config['interfaces'][$if]; + +$id = $_GET['id']; +if (isset($_POST['id'])) + $id = $_POST['id']; + +if (isset($id) && $a_maps[$id]) { + $pconfig['mac'] = $a_maps[$id]['mac']; + $pconfig['ipaddr'] = $a_maps[$id]['ipaddr']; + $pconfig['descr'] = $a_maps[$id]['descr']; +} + +if ($_POST) { + + unset($input_errors); + $pconfig = $_POST; + + /* input validation */ + $reqdfields = explode(" ", "mac"); + $reqdfieldsn = explode(",", "MAC address"); + + do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors); + + if (($_POST['ipaddr'] && !is_ipaddr($_POST['ipaddr']))) { + $input_errors[] = "A valid IP address must be specified."; + } + if (($_POST['mac'] && !is_macaddr($_POST['mac']))) { + $input_errors[] = "A valid MAC address must be specified."; + } + + /* check for overlaps */ + foreach ($a_maps as $mapent) { + if (isset($id) && ($a_maps[$id]) && ($a_maps[$id] === $mapent)) + continue; + + if (($mapent['mac'] == $_POST['mac']) || ($_POST['ipaddr'] && (ip2long($mapent['ipaddr']) == ip2long($_POST['ipaddr'])))) { + $input_errors[] = "This IP or MAC address already exists."; + break; + } + } + + /* make sure it's not within the dynamic subnet */ + if ($_POST['ipaddr']) { + $dynsubnet_start = ip2long($config['dhcpd'][$if]['range']['from']); + $dynsubnet_end = ip2long($config['dhcpd'][$if]['range']['to']); + $lansubnet_start = (ip2long($ifcfg['ipaddr']) & gen_subnet_mask_long($ifcfg['subnet'])); + $lansubnet_end = (ip2long($ifcfg['ipaddr']) | (~gen_subnet_mask_long($ifcfg['subnet']))); + + if ((ip2long($_POST['ipaddr']) >= $dynsubnet_start) && + (ip2long($_POST['ipaddr']) <= $dynsubnet_end)) { + $input_errors[] = "Static IP addresses may not lie within the dynamic client range."; + } + if ((ip2long($_POST['ipaddr']) < $lansubnet_start) || + (ip2long($_POST['ipaddr']) > $lansubnet_end)) { + $input_errors[] = "The IP address must lie in the {$ifcfg['descr']} subnet."; + } + } + + if (!$input_errors) { + $mapent = array(); + $mapent['mac'] = $_POST['mac']; + $mapent['ipaddr'] = $_POST['ipaddr']; + $mapent['descr'] = $_POST['descr']; + + if (isset($id) && $a_maps[$id]) + $a_maps[$id] = $mapent; + else + $a_maps[] = $mapent; + + touch($d_staticmapsdirty_path); + + write_config(); + + header("Location: services_dhcp.php?if={$if}"); + exit; + } +} +?> +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html> +<head> +<title><?=gentitle("Services: DHCP: Edit static mapping");?></title> +<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> +<link href="gui.css" rel="stylesheet" type="text/css"> +</head> + +<body link="#0000CC" vlink="#0000CC" alink="#0000CC"> +<?php include("fbegin.inc"); ?> +<p class="pgtitle">Services: DHCP: Edit static mapping</p> +<?php if ($input_errors) print_input_errors($input_errors); ?> + <form action="services_dhcp_edit.php" method="post" name="iform" id="iform"> + <table width="100%" border="0" cellpadding="6" cellspacing="0"> + <tr> + <td width="22%" valign="top" class="vncellreq">MAC address</td> + <td width="78%" class="vtable"> + <input name="mac" type="text" class="formfld" id="mac" size="30" value="<?=htmlspecialchars($pconfig['mac']);?>"> + <br> + <span class="vexpl">Enter a MAC address in the following format: + xx:xx:xx:xx:xx:xx</span></td> + </tr> + <tr> + <td width="22%" valign="top" class="vncell">IP address</td> + <td width="78%" class="vtable"> + <input name="ipaddr" type="text" class="formfld" id="ipaddr" size="20" value="<?=htmlspecialchars($pconfig['ipaddr']);?>"> + <br> + If no IP address is given, one will be dynamically allocated from the pool.</td> + </tr> + <tr> + <td width="22%" valign="top" class="vncell">Description</td> + <td width="78%" class="vtable"> + <input name="descr" type="text" class="formfld" id="descr" size="40" value="<?=htmlspecialchars($pconfig['descr']);?>"> + <br> <span class="vexpl">You may enter a description here + for your reference (not parsed).</span></td> + </tr> + <tr> + <td width="22%" valign="top"> </td> + <td width="78%"> + <input name="Submit" type="submit" class="formbtn" value="Save"> + <?php if (isset($id) && $a_maps[$id]): ?> + <input name="id" type="hidden" value="<?=$id;?>"> + <?php endif; ?> + <input name="if" type="hidden" value="<?=$if;?>"> + </td> + </tr> + </table> +</form> +<?php include("fend.inc"); ?> +</body> +</html> |