diff options
author | Chris Buechler <cmb@pfsense.org> | 2010-06-14 00:08:50 -0400 |
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committer | Chris Buechler <cmb@pfsense.org> | 2010-06-14 00:08:50 -0400 |
commit | b9546722a14cee9fac88632dc6209892055acbad (patch) | |
tree | e3268bac59f28211a73a2f963611bdc53f703dee /usr/local/www/status_dhcp_leases.php | |
parent | f0e730e50e1d958016d6d9270b03ecb6a27049bf (diff) | |
download | pfsense-b9546722a14cee9fac88632dc6209892055acbad.zip pfsense-b9546722a14cee9fac88632dc6209892055acbad.tar.gz |
this page is status, not diag.
Diffstat (limited to 'usr/local/www/status_dhcp_leases.php')
-rwxr-xr-x | usr/local/www/status_dhcp_leases.php | 411 |
1 files changed, 411 insertions, 0 deletions
diff --git a/usr/local/www/status_dhcp_leases.php b/usr/local/www/status_dhcp_leases.php new file mode 100755 index 0000000..ec44bf2 --- /dev/null +++ b/usr/local/www/status_dhcp_leases.php @@ -0,0 +1,411 @@ +<?php +/* $Id$ */ +/* + status_dhcp_leases.php + Copyright (C) 2004-2009 Scott Ullrich + All rights reserved. + + originially 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. +*/ + +/* + pfSense_BUILDER_BINARIES: /usr/bin/awk /bin/cat /usr/sbin/arp /usr/bin/wc /usr/bin/grep + pfSense_MODULE: dhcpserver +*/ + +##|+PRIV +##|*IDENT=page-status-dhcpleases +##|*NAME=Status: DHCP leases page +##|*DESCR=Allow access to the 'Status: DHCP leases' page. +##|*MATCH=status_dhcp_leases.php* +##|-PRIV + +require("guiconfig.inc"); + +$pgtitle = array("Status","DHCP leases"); + +$leasesfile = "{$g['dhcpd_chroot_path']}/var/db/dhcpd.leases"; + +if (($_GET['deleteip']) && (is_ipaddr($_GET['deleteip']))) { + /* Stop DHCPD */ + killbyname("dhcpd"); + + /* Read existing leases */ + $leases_contents = explode("\n", file_get_contents($leasesfile)); + $newleases_contents = array(); + $i=0; + while ($i < count($leases_contents)) { + /* Find the lease(s) we want to delete */ + if ($leases_contents[$i] == "lease {$_GET['deleteip']} {") { + /* Skip to the end of the lease declaration */ + do { + $i++; + } while ($leases_contents[$i] != "}"); + } else { + /* It's a line we want to keep, copy it over. */ + $newleases_contents[] = $leases_contents[$i]; + } + $i++; + } + + /* Write out the new leases file */ + $fd = fopen($leasesfile, 'w'); + fwrite($fd, implode("\n", $newleases_contents)); + fclose($fd); + + /* Restart DHCP Service */ + services_dhcpd_configure(); + header("Location: status_dhcp_leases.php?all={$_GET['all']}"); +} + +include("head.inc"); + +?> + +<body link="#0000CC" vlink="#0000CC" alink="#0000CC"> +<?php include("fbegin.inc"); ?> +<?php + +function leasecmp($a, $b) { + return strcmp($a[$_GET['order']], $b[$_GET['order']]); +} + +function adjust_gmt($dt) { + $ts = strtotime($dt . " GMT"); + return strftime("%Y/%m/%d %H:%M:%S", $ts); +} + +function remove_duplicate($array, $field) +{ + foreach ($array as $sub) + $cmp[] = $sub[$field]; + $unique = array_unique(array_reverse($cmp,true)); + foreach ($unique as $k => $rien) + $new[] = $array[$k]; + return $new; +} + +$awk = "/usr/bin/awk"; +/* this pattern sticks comments into a single array item */ +$cleanpattern = "'{ gsub(\"#.*\", \"\");} { gsub(\";\", \"\"); print;}'"; +/* We then split the leases file by } */ +$splitpattern = "'BEGIN { RS=\"}\";} {for (i=1; i<=NF; i++) printf \"%s \", \$i; printf \"}\\n\";}'"; + +/* stuff the leases file in a proper format into a array by line */ +exec("/bin/cat {$leasesfile} | {$awk} {$cleanpattern} | {$awk} {$splitpattern}", $leases_content); +$leases_count = count($leases_content); +exec("/usr/sbin/arp -an", $rawdata); +$arpdata = array(); +foreach ($rawdata as $line) { + $elements = explode(' ',$line); + if ($elements[3] != "(incomplete)") { + $arpent = array(); + $arpent['ip'] = trim(str_replace(array('(',')'),'',$elements[1])); + // $arpent['mac'] = trim($elements[3]); + // $arpent['interface'] = trim($elements[5]); + $arpdata[] = $arpent['ip']; + } +} + +$pools = array(); +$leases = array(); +$i = 0; +$l = 0; +$p = 0; + +// Put everything together again +while($i < $leases_count) { + /* split the line by space */ + $data = explode(" ", $leases_content[$i]); + /* walk the fields */ + $f = 0; + $fcount = count($data); + /* with less then 20 fields there is nothing useful */ + if($fcount < 20) { + $i++; + continue; + } + while($f < $fcount) { + switch($data[$f]) { + case "failover": + $pools[$p]['name'] = $data[$f+2]; + $pools[$p]['mystate'] = $data[$f+7]; + $pools[$p]['peerstate'] = $data[$f+14]; + $pools[$p]['mydate'] = $data[$f+10]; + $pools[$p]['mydate'] .= " " . $data[$f+11]; + $pools[$p]['peerdate'] = $data[$f+17]; + $pools[$p]['peerdate'] .= " " . $data[$f+18]; + $p++; + $i++; + continue 3; + case "lease": + $leases[$l]['ip'] = $data[$f+1]; + $leases[$l]['type'] = "dynamic"; + $f = $f+2; + break; + case "starts": + $leases[$l]['start'] = $data[$f+2]; + $leases[$l]['start'] .= " " . $data[$f+3]; + $f = $f+3; + break; + case "ends": + $leases[$l]['end'] = $data[$f+2]; + $leases[$l]['end'] .= " " . $data[$f+3]; + $f = $f+3; + break; + case "tstp": + $f = $f+3; + break; + case "tsfp": + $f = $f+3; + break; + case "atsfp": + $f = $f+3; + break; + case "cltt": + $f = $f+3; + break; + case "binding": + switch($data[$f+2]) { + case "active": + $leases[$l]['act'] = "active"; + break; + case "free": + $leases[$l]['act'] = "expired"; + $leases[$l]['online'] = "offline"; + break; + case "backup": + $leases[$l]['act'] = "reserved"; + $leases[$l]['online'] = "offline"; + break; + } + $f = $f+1; + break; + case "next": + /* skip the next binding statement */ + $f = $f+3; + break; + case "hardware": + $leases[$l]['mac'] = $data[$f+2]; + /* check if it's online and the lease is active */ + if (in_array($leases[$l]['ip'], $arpdata)) { + $leases[$l]['online'] = 'online'; + } else { + $leases[$l]['online'] = 'offline'; + } + $f = $f+2; + break; + case "client-hostname": + if($data[$f+1] <> "") { + $leases[$l]['hostname'] = preg_replace('/"/','',$data[$f+1]); + } else { + $hostname = gethostbyaddr($leases[$l]['ip']); + if($hostname <> "") { + $leases[$l]['hostname'] = $hostname; + } + } + $f = $f+1; + break; + case "uid": + $f = $f+1; + break; + } + $f++; + } + $l++; + $i++; +} + +/* remove duplicate items by mac address */ +if(count($leases) > 0) { + $leases = remove_duplicate($leases,"ip"); +} + +if(count($pools) > 0) { + $pools = remove_duplicate($pools,"name"); + asort($pools); +} + +foreach($config['interfaces'] as $ifname => $ifarr) { + if (is_array($config['dhcpd'][$ifname]) && + is_array($config['dhcpd'][$ifname]['staticmap'])) { + foreach($config['dhcpd'][$ifname]['staticmap'] as $static) { + $slease = array(); + $slease['ip'] = $static['ipaddr']; + $slease['type'] = "static"; + $slease['mac'] = $static['mac']; + $slease['start'] = ""; + $slease['end'] = ""; + $slease['hostname'] = htmlentities($static['hostname']); + $slease['act'] = "static"; + $online = exec("/usr/sbin/arp -an |/usr/bin/grep {$slease['mac']}| /usr/bin/wc -l|/usr/bin/awk '{print $1;}'"); + if ($online == 1) { + $slease['online'] = 'online'; + } else { + $slease['online'] = 'offline'; + } + $leases[] = $slease; + } + } +} + +if ($_GET['order']) + usort($leases, "leasecmp"); + +/* only print pool status when we have one */ +if(count($pools) > 0) { +?> +<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0"> + <tr> + <td class="listhdrr">Failover Group</a></td> + <td class="listhdrr">My State</a></td> + <td class="listhdrr">Since</a></td> + <td class="listhdrr">Peer State</a></td> + <td class="listhdrr">Since</a></td> + </tr> +<?php +foreach ($pools as $data) { + echo "<tr>\n"; + echo "<td class=\"listlr\">{$fspans}{$data['name']}{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['mystate']}{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['mydate']) . "{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['peerstate']}{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['peerdate']) . "{$fspane} </td>\n"; + echo "<td class=\"list\" valign=\"middle\" width=\"17\"> </td>\n"; + echo "<td class=\"list\" valign=\"middle\" width=\"17\"> </td>\n"; + echo "</tr>\n"; +} + +?> +</table> + +<?php +/* only print pool status when we have one */ +} +?> + +<p> + +<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0"> + <tr> + <td class="listhdrr"><a href="#">IP address</a></td> + <td class="listhdrr"><a href="#">MAC address</a></td> + <td class="listhdrr"><a href="#">Hostname</a></td> + <td class="listhdrr"><a href="#">Start</a></td> + <td class="listhdrr"><a href="#">End</a></td> + <td class="listhdrr"><a href="#">Online</a></td> + <td class="listhdrr"><a href="#">Lease Type</a></td> + </tr> +<?php +foreach ($leases as $data) { + if (($data['act'] == "active") || ($data['act'] == "static") || ($_GET['all'] == 1)) { + if ($data['act'] != "active" && $data['act'] != "static") { + $fspans = "<span class=\"gray\">"; + $fspane = "</span>"; + } else { + $fspans = $fspane = ""; + } + $lip = ip2ulong($data['ip']); + if ($data['act'] == "static") { + foreach ($config['dhcpd'] as $dhcpif => $dhcpifconf) { + if(is_array($dhcpifconf['staticmap'])) { + foreach ($dhcpifconf['staticmap'] as $staticent) { + if ($data['ip'] == $staticent['ipaddr']) { + $data['if'] = $dhcpif; + break; + } + } + } + /* exit as soon as we have an interface */ + if ($data['if'] != "") + break; + } + } else { + foreach ($config['dhcpd'] as $dhcpif => $dhcpifconf) { + if (($lip >= ip2ulong($dhcpifconf['range']['from'])) && ($lip <= ip2ulong($dhcpifconf['range']['to']))) { + $data['if'] = $dhcpif; + break; + } + } + } + echo "<tr>\n"; + echo "<td class=\"listlr\">{$fspans}{$data['ip']}{$fspane} </td>\n"; + if ($data['online'] != "online") { + echo "<td class=\"listr\">{$fspans}<a href=\"services_wol.php?if={$data['if']}&mac={$data['mac']}\" title=\"send Wake on LAN packet to this MAC address\">{$data['mac']}</a>{$fspane} </td>\n"; + } else { + echo "<td class=\"listr\">{$fspans}{$data['mac']}{$fspane} </td>\n"; + } + echo "<td class=\"listr\">{$fspans}" . htmlentities($data['hostname']) . "{$fspane} </td>\n"; + if ($data['type'] != "static") { + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['start']) . "{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['end']) . "{$fspane} </td>\n"; + } else { + echo "<td class=\"listr\">{$fspans} n/a {$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans} n/a {$fspane} </td>\n"; + } + echo "<td class=\"listr\">{$fspans}{$data['online']}{$fspane} </td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['act']}{$fspane} </td>\n"; + + if ($data['type'] == "dynamic") { + echo "<td valign=\"middle\"><a href=\"services_dhcp_edit.php?if={$data['if']}&mac={$data['mac']}&hostname={$data['hostname']}\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_plus.gif\" width=\"17\" height=\"17\" border=\"0\" title=\"add a static mapping for this MAC address\"></a></td>\n"; + } else { + echo "<td class=\"list\" valign=\"middle\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_plus_mo.gif\" width=\"17\" height=\"17\" border=\"0\"></td>\n"; + } + + echo "<td valign=\"middle\"><a href=\"services_wol_edit.php?if={$data['if']}&mac={$data['mac']}&descr={$data['hostname']}\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_wol_all.gif\" width=\"17\" height=\"17\" border=\"0\" title=\"add a Wake on LAN mapping for this MAC address\"></a></td>\n"; + + /* Only show the button for offline dynamic leases */ + if (($data['type'] == "dynamic") && ($data['online'] != "online")) { + echo "<td class=\"list\" valign=\"middle\"><a href=\"status_dhcp_leases.php?deleteip={$data['ip']}&all={$_GET['all']}\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_x.gif\" width=\"17\" height=\"17\" border=\"0\" title=\"delete this DHCP lease\"></a></td>\n"; + } + echo "</tr>\n"; + } +} + +?> +</table> +<p> +<form action="status_dhcp_leases.php" method="GET"> +<input type="hidden" name="order" value="<?=$_GET['order'];?>"> +<?php if ($_GET['all']): ?> +<input type="hidden" name="all" value="0"> +<input type="submit" class="formbtn" value="Show active and static leases only"> +<?php else: ?> +<input type="hidden" name="all" value="1"> +<input type="submit" class="formbtn" value="Show all configured leases"> +<?php endif; ?> +</form> +<?php if($leases == 0): ?> +<p><strong>No leases file found. Is the DHCP server active?</strong></p> +<?php endif; ?> + +<?php include("fend.inc"); ?> +</body> +</html> |