mirror of
https://github.com/pfsense/pfsense.git
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351 lines
9.2 KiB
PHP
Executable File
351 lines
9.2 KiB
PHP
Executable File
<?php
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/*
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diag_arp.php
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part of the pfSense project (http://www.pfsense.org)
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Copyright (C) 2004-2009 Scott Ullrich <sullrich@gmail.com>
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originally part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2005 Paul Taylor (paultaylor@winndixie.com) and Manuel Kasper <mk@neon1.net>.
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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/cat /usr/sbin/arp
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pfSense_MODULE: arp
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*/
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##|+PRIV
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##|*IDENT=page-diagnostics-arptable
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##|*NAME=Diagnostics: ARP Table page
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##|*DESCR=Allow access to the 'Diagnostics: ARP Table' page.
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##|*MATCH=diag_arp.php*
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##|-PRIV
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@ini_set('zlib.output_compression', 0);
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@ini_set('implicit_flush', 1);
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require("guiconfig.inc");
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function leasecmp($a, $b) {
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return strcmp($a[$_GET['order']], $b[$_GET['order']]);
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}
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function adjust_gmt($dt) {
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$ts = strtotime($dt . " GMT");
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return strftime("%Y/%m/%d %H:%M:%S", $ts);
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}
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function remove_duplicate($array, $field) {
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foreach ($array as $sub)
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$cmp[] = $sub[$field];
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$unique = array_unique($cmp);
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foreach ($unique as $k => $rien)
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$new[] = $array[$k];
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return $new;
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}
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// Define path to AWK
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$awk = "/usr/bin/awk";
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// Read in leases file
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$leasesfile = "{$g['dhcpd_chroot_path']}/var/db/dhcpd.leases";
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/* this pattern sticks comments into a single array item */
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$cleanpattern = "'{ gsub(\"#.*\", \"\");} { gsub(\";\", \"\"); print;}'";
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/* We then split the leases file by } */
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$splitpattern = "'BEGIN { RS=\"}\";} {for (i=1; i<=NF; i++) printf \"%s \", \$i; printf \"}\\n\";}'";
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/* stuff the leases file in a proper format into a array by line */
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exec("cat {$leasesfile} | {$awk} {$cleanpattern} | {$awk} {$splitpattern}", $leases_content);
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$leases_count = count($leases_content);
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$pools = array();
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$leases = array();
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$i = 0;
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$l = 0;
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$p = 0;
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// Put everything together again
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while($i < $leases_count) {
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/* split the line by space */
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$data = explode(" ", $leases_content[$i]);
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/* walk the fields */
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$f = 0;
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$fcount = count($data);
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/* with less then 20 fields there is nothing useful */
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if($fcount < 20) {
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$i++;
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continue;
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}
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while($f < $fcount) {
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switch($data[$f]) {
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case "failover":
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$pools[$p]['name'] = $data[$f+2];
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$pools[$p]['mystate'] = $data[$f+7];
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$pools[$p]['peerstate'] = $data[$f+14];
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$pools[$p]['mydate'] = $data[$f+10];
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$pools[$p]['mydate'] .= " " . $data[$f+11];
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$pools[$p]['peerdate'] = $data[$f+17];
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$pools[$p]['peerdate'] .= " " . $data[$f+18];
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$p++;
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$i++;
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continue 3;
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case "lease":
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$leases[$l]['ip'] = $data[$f+1];
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$leases[$l]['type'] = "dynamic";
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$f = $f+2;
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break;
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case "starts":
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$leases[$l]['start'] = $data[$f+2];
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$leases[$l]['start'] .= " " . $data[$f+3];
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$f = $f+3;
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break;
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case "ends":
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$leases[$l]['end'] = $data[$f+2];
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$leases[$l]['end'] .= " " . $data[$f+3];
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$f = $f+3;
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break;
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case "tstp":
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$f = $f+3;
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break;
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case "tsfp":
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$f = $f+3;
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break;
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case "atsfp":
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$f = $f+3;
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break;
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case "cltt":
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$f = $f+3;
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break;
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case "binding":
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switch($data[$f+2]) {
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case "active":
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$leases[$l]['act'] = "active";
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break;
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case "free":
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$leases[$l]['act'] = "expired";
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$leases[$l]['online'] = "offline";
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break;
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case "backup":
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$leases[$l]['act'] = "reserved";
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$leases[$l]['online'] = "offline";
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break;
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}
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$f = $f+1;
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break;
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case "next":
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/* skip the next binding statement */
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$f = $f+3;
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break;
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case "rewind":
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/* skip the rewind binding statement */
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$f = $f+3;
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break;
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case "hardware":
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$leases[$l]['mac'] = $data[$f+2];
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/* check if it's online and the lease is active */
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if($leases[$l]['act'] == "active") {
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$online = exec("/usr/sbin/arp -an |/usr/bin/awk '/{$leases[$l]['ip']}/ {print}'|wc -l");
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if ($online == 1) {
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$leases[$l]['online'] = 'online';
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} else {
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$leases[$l]['online'] = 'offline';
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}
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}
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$f = $f+2;
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break;
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case "client-hostname":
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if($data[$f+1] <> "") {
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$leases[$l]['hostname'] = preg_replace('/"/','',$data[$f+1]);
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} else {
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$hostname = gethostbyaddr($leases[$l]['ip']);
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if($hostname <> "") {
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$leases[$l]['hostname'] = $hostname;
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}
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}
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$f = $f+1;
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break;
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case "uid":
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$f = $f+1;
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break;
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}
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$f++;
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}
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$l++;
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$i++;
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}
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/* remove duplicate items by mac address */
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if(count($leases) > 0) {
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$leases = remove_duplicate($leases,"ip");
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}
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if(count($pools) > 0) {
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$pools = remove_duplicate($pools,"name");
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asort($pools);
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}
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// Put this in an easy to use form
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$dhcpmac = array();
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$dhcpip = array();
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foreach ($leases as $value) {
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$dhcpmac[$value['mac']] = $value['hostname'];
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$dhcpip[$value['ip']] = $value['hostname'];
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}
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exec("/usr/sbin/arp -an",$rawdata);
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$i = 0;
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/* if list */
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$ifdescrs = get_configured_interface_with_descr();
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foreach ($ifdescrs as $key => $interface) {
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$thisif = convert_friendly_interface_to_real_interface_name($key);
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if (!empty($thisif))
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$hwif[$thisif] = $interface;
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}
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$data = array();
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foreach ($rawdata as $line) {
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$elements = explode(' ',$line);
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if ($elements[3] != "(incomplete)") {
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$arpent = array();
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$arpent['ip'] = trim(str_replace(array('(',')'),'',$elements[1]));
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$arpent['mac'] = trim($elements[3]);
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$arpent['interface'] = trim($elements[5]);
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$data[] = $arpent;
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}
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}
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function _getHostName($mac,$ip) {
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global $dhcpmac, $dhcpip;
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if ($dhcpmac[$mac])
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return $dhcpmac[$mac];
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else if ($dhcpip[$ip])
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return $dhcpip[$ip];
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else{
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exec("host -W 1 $ip", $output);
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if (preg_match('/.*pointer ([A-Za-z0-9.-]+)\..*/',$output[0],$matches)) {
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if ($matches[1] <> $ip)
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return $matches[1];
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}
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}
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return "";
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}
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$pgtitle = array(gettext("Diagnostics"),gettext("ARP Table"));
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include("head.inc");
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?>
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<body link="#000000" vlink="#000000" alink="#000000">
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<?php include("fbegin.inc"); ?>
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<div id="loading">
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<img src="/themes/<?=$g['theme'];?>/images/misc/loader.gif"><?= gettext("Loading, please wait..."); ?>
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<p/>
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</div>
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<?php
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// Flush buffers out to client so that they see Loading, please wait....
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for ($i = 0; $i < ob_get_level(); $i++) { ob_end_flush(); }
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ob_implicit_flush(1);
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// Resolve hostnames and replace Z_ with "". The intention
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// is to sort the list by hostnames, alpha and then the non
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// resolvable addresses will appear last in the list.
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$dnsavailable=1;
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$dns = trim(_getHostName("", "8.8.8.8"));
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if ($dns == ""){
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$dns = trim(_getHostName("", "8.8.4.4"));
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if ($dns == "") $dnsavailable =0;
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}
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foreach ($data as &$entry) {
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if ($dnsavailable){
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$dns = trim(_getHostName($entry['mac'], $entry['ip']));
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}else
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$dns="";
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if(trim($dns))
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$entry['dnsresolve'] = "$dns";
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else
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$entry['dnsresolve'] = "Z_ ";
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}
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// Sort the data alpha first
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$data = msort($data, "dnsresolve");
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// Load MAC-Manufacturer table
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$mac_man = load_mac_manufacturer_table();
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?>
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<table width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr>
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<td>
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<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr>
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<td class="listhdrr"><?= gettext("IP address"); ?></td>
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<td class="listhdrr"><?= gettext("MAC address"); ?></td>
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<td class="listhdrr"><?= gettext("Hostname"); ?></td>
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<td class="listhdr"><?= gettext("Interface"); ?></td>
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<td class="list"></td>
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</tr>
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<?php foreach ($data as $entry): ?>
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<tr>
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<td class="listlr"><?=$entry['ip'];?></td>
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<td class="listr">
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<?php
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$mac=trim($entry['mac']);
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$mac_hi = strtoupper($mac[0] . $mac[1] . $mac[3] . $mac[4] . $mac[6] . $mac[7]);
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print $mac;
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if(isset($mac_man[$mac_hi])){ print "<br/><font size=\"-2\"><i>{$mac_man[$mac_hi]}</i></font>"; }
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?>
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</td>
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<td class="listr">
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<?php
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echo trim(str_replace("Z_ ", "", $entry['dnsresolve']));
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?>
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</td>
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<td class="listr"><?=$hwif[$entry['interface']];?></td>
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</tr>
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<?php endforeach; ?>
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</table>
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</td>
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</tr>
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<tr>
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<td><br/><?= gettext("NOTE: Local IPv6 peers use") ?> <a href="diag_ndp.php"><?= gettext("NDP") ?></a> <?= gettext("instead of ARP") ?>.</td>
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</tr>
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</table>
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<?php include("fend.inc"); ?>
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<script type="text/javascript">
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jQuery('#loading').html('');
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</script>
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