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93e1b16c
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Scott Ullrich
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<?php
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/*
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diag_arp.php
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c7281770
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Chris Buechler
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part of the pfSense project (https://www.pfsense.org)
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13d193c2
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Scott Ullrich
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Copyright (C) 2004-2009 Scott Ullrich <sullrich@gmail.com>
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ce77a9c4
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Phil Davis
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Copyright (C) 2013-2015 Electric Sheep Fencing, LP
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93e1b16c
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Scott Ullrich
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20b9b335
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Scott Ullrich
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originally part of m0n0wall (http://m0n0.ch/wall)
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93e1b16c
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Scott Ullrich
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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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13d193c2
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Scott Ullrich
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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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6b07c15a
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Matthew Grooms
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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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| 46 |
868ba36d
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Scott Ullrich
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@ini_set('zlib.output_compression', 0);
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@ini_set('implicit_flush', 1);
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6b07c15a
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Matthew Grooms
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| 49 |
93e1b16c
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Scott Ullrich
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require("guiconfig.inc");
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| 50 |
6090e85b
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Bill Marquette
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| 51 |
fc259334
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Seth Mos
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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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| 54 |
93e1b16c
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Scott Ullrich
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| 55 |
fc259334
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Seth Mos
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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", $ts);
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}
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| 59 |
93e1b16c
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Scott Ullrich
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| 60 |
fc259334
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Seth Mos
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function remove_duplicate($array, $field) {
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| 61 |
20b9b335
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Scott Ullrich
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foreach ($array as $sub)
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$cmp[] = $sub[$field];
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fc259334
|
Seth Mos
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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 $new;
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}
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93e1b16c
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Scott Ullrich
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| 69 |
20b9b335
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Scott Ullrich
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// Define path to AWK
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fc259334
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Seth Mos
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$awk = "/usr/bin/awk";
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| 71 |
20b9b335
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Scott Ullrich
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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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fc259334
|
Seth Mos
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/* this pattern sticks comments into a single array item */
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$cleanpattern = "'{ gsub(\"#.*\", \"\");} { gsub(\";\", \"\"); print;}'";
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20b9b335
|
Scott Ullrich
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| 78 |
fc259334
|
Seth Mos
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/* We then split the leases file by } */
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$splitpattern = "'BEGIN { RS=\"}\";} {for (i=1; i<=NF; i++) printf \"%s \", \$i; printf \"}\\n\";}'";
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93e1b16c
|
Scott Ullrich
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| 81 |
fc259334
|
Seth Mos
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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 < $leases_count) {
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b45630bf
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jim-p
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/* split the line by space */
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$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 = $f+3;
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break;
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| 139 |
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case "cltt":
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$f = $f+3;
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| 141 |
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break;
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| 142 |
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case "binding":
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| 143 |
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switch($data[$f+2]) {
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| 144 |
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case "active":
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$leases[$l]['act'] = "active";
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break;
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| 147 |
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case "free":
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$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[$l]['online'] = "offline";
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break;
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| 155 |
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}
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$f = $f+1;
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break;
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| 158 |
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case "next":
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| 159 |
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/* skip the next binding statement */
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| 160 |
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$f = $f+3;
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break;
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| 162 |
f1273b82
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jim-p
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case "rewind":
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/* skip the rewind binding statement */
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$f = $f+3;
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| 165 |
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break;
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| 166 |
b45630bf
|
jim-p
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case "hardware":
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| 167 |
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$leases[$l]['mac'] = $data[$f+2];
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| 168 |
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/* check if it's online and the lease is active */
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| 169 |
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if($leases[$l]['act'] == "active") {
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| 170 |
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$online = exec("/usr/sbin/arp -an |/usr/bin/awk '/{$leases[$l]['ip']}/ {print}'|wc -l");
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| 171 |
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if ($online == 1) {
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| 172 |
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$leases[$l]['online'] = 'online';
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| 173 |
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} else {
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| 174 |
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$leases[$l]['online'] = 'offline';
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| 175 |
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}
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| 176 |
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}
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| 177 |
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$f = $f+2;
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| 178 |
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break;
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| 179 |
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case "client-hostname":
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| 180 |
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if($data[$f+1] <> "") {
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| 181 |
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$leases[$l]['hostname'] = preg_replace('/"/','',$data[$f+1]);
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| 182 |
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} else {
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| 183 |
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$hostname = gethostbyaddr($leases[$l]['ip']);
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| 184 |
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if($hostname <> "") {
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| 185 |
|
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$leases[$l]['hostname'] = $hostname;
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| 186 |
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}
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| 187 |
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}
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| 188 |
|
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$f = $f+1;
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| 189 |
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break;
|
| 190 |
|
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case "uid":
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| 191 |
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$f = $f+1;
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| 192 |
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break;
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| 193 |
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}
|
| 194 |
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$f++;
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| 195 |
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}
|
| 196 |
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$l++;
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| 197 |
|
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$i++;
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| 198 |
fc259334
|
Seth Mos
|
}
|
| 199 |
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| 200 |
|
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/* remove duplicate items by mac address */
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| 201 |
|
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if(count($leases) > 0) {
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| 202 |
b45630bf
|
jim-p
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$leases = remove_duplicate($leases,"ip");
|
| 203 |
fc259334
|
Seth Mos
|
}
|
| 204 |
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| 205 |
|
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if(count($pools) > 0) {
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| 206 |
b45630bf
|
jim-p
|
$pools = remove_duplicate($pools,"name");
|
| 207 |
|
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asort($pools);
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| 208 |
fc259334
|
Seth Mos
|
}
|
| 209 |
|
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|
| 210 |
|
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// Put this in an easy to use form
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| 211 |
|
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$dhcpmac = array();
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| 212 |
|
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$dhcpip = array();
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| 213 |
f8ec8de4
|
Renato Botelho
|
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| 214 |
fc259334
|
Seth Mos
|
foreach ($leases as $value) {
|
| 215 |
f8ec8de4
|
Renato Botelho
|
$dhcpmac[$value['mac']] = $value['hostname'];
|
| 216 |
|
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$dhcpip[$value['ip']] = $value['hostname'];
|
| 217 |
93e1b16c
|
Scott Ullrich
|
}
|
| 218 |
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| 219 |
|
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exec("/usr/sbin/arp -an",$rawdata);
|
| 220 |
|
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| 221 |
f8ec8de4
|
Renato Botelho
|
$i = 0;
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| 222 |
cbe3ea96
|
Ermal Luçi
|
|
| 223 |
|
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/* if list */
|
| 224 |
|
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$ifdescrs = get_configured_interface_with_descr();
|
| 225 |
93e1b16c
|
Scott Ullrich
|
|
| 226 |
e7237dd0
|
jim-p
|
foreach ($ifdescrs as $key => $interface) {
|
| 227 |
|
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$thisif = convert_friendly_interface_to_real_interface_name($key);
|
| 228 |
|
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if (!empty($thisif))
|
| 229 |
|
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$hwif[$thisif] = $interface;
|
| 230 |
93e1b16c
|
Scott Ullrich
|
}
|
| 231 |
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| 232 |
|
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$data = array();
|
| 233 |
|
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foreach ($rawdata as $line) {
|
| 234 |
|
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$elements = explode(' ',$line);
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| 235 |
f8ec8de4
|
Renato Botelho
|
|
| 236 |
93e1b16c
|
Scott Ullrich
|
if ($elements[3] != "(incomplete)") {
|
| 237 |
|
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$arpent = array();
|
| 238 |
|
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$arpent['ip'] = trim(str_replace(array('(',')'),'',$elements[1]));
|
| 239 |
|
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$arpent['mac'] = trim($elements[3]);
|
| 240 |
|
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$arpent['interface'] = trim($elements[5]);
|
| 241 |
|
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$data[] = $arpent;
|
| 242 |
|
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}
|
| 243 |
|
|
}
|
| 244 |
|
|
|
| 245 |
b45630bf
|
jim-p
|
function _getHostName($mac,$ip) {
|
| 246 |
93e1b16c
|
Scott Ullrich
|
global $dhcpmac, $dhcpip;
|
| 247 |
f8ec8de4
|
Renato Botelho
|
|
| 248 |
93e1b16c
|
Scott Ullrich
|
if ($dhcpmac[$mac])
|
| 249 |
|
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return $dhcpmac[$mac];
|
| 250 |
|
|
else if ($dhcpip[$ip])
|
| 251 |
|
|
return $dhcpip[$ip];
|
| 252 |
dd4bded7
|
Evgeny Yurchenko
|
else{
|
| 253 |
d31ca336
|
Renato Botelho
|
exec("host -W 1 " . escapeshellarg($ip), $output);
|
| 254 |
dd4bded7
|
Evgeny Yurchenko
|
if (preg_match('/.*pointer ([A-Za-z0-9.-]+)\..*/',$output[0],$matches)) {
|
| 255 |
|
|
if ($matches[1] <> $ip)
|
| 256 |
7d5b007c
|
Sjon Hortensius
|
return $matches[1];
|
| 257 |
dd4bded7
|
Evgeny Yurchenko
|
}
|
| 258 |
|
|
}
|
| 259 |
|
|
return "";
|
| 260 |
93e1b16c
|
Scott Ullrich
|
}
|
| 261 |
|
|
|
| 262 |
f8ec8de4
|
Renato Botelho
|
$pgtitle = array(gettext("Diagnostics"),gettext("ARP Table"));
|
| 263 |
fc259334
|
Seth Mos
|
include("head.inc");
|
| 264 |
20b9b335
|
Scott Ullrich
|
|
| 265 |
|
|
// Resolve hostnames and replace Z_ with "". The intention
|
| 266 |
|
|
// is to sort the list by hostnames, alpha and then the non
|
| 267 |
|
|
// resolvable addresses will appear last in the list.
|
| 268 |
dd4bded7
|
Evgeny Yurchenko
|
$dnsavailable=1;
|
| 269 |
7d5b007c
|
Sjon Hortensius
|
$dns = trim(_getHostName("", "8.8.8.8"));
|
| 270 |
dd4bded7
|
Evgeny Yurchenko
|
if ($dns == ""){
|
| 271 |
7d5b007c
|
Sjon Hortensius
|
$dns = trim(_getHostName("", "8.8.4.4"));
|
| 272 |
dd4bded7
|
Evgeny Yurchenko
|
if ($dns == "") $dnsavailable =0;
|
| 273 |
|
|
}
|
| 274 |
|
|
|
| 275 |
4a993c8f
|
Scott Ullrich
|
foreach ($data as &$entry) {
|
| 276 |
dd4bded7
|
Evgeny Yurchenko
|
if ($dnsavailable){
|
| 277 |
|
|
$dns = trim(_getHostName($entry['mac'], $entry['ip']));
|
| 278 |
|
|
}else
|
| 279 |
|
|
$dns="";
|
| 280 |
4a993c8f
|
Scott Ullrich
|
if(trim($dns))
|
| 281 |
|
|
$entry['dnsresolve'] = "$dns";
|
| 282 |
f8ec8de4
|
Renato Botelho
|
else
|
| 283 |
4a993c8f
|
Scott Ullrich
|
$entry['dnsresolve'] = "Z_ ";
|
| 284 |
|
|
}
|
| 285 |
20b9b335
|
Scott Ullrich
|
|
| 286 |
|
|
// Sort the data alpha first
|
| 287 |
4a993c8f
|
Scott Ullrich
|
$data = msort($data, "dnsresolve");
|
| 288 |
|
|
|
| 289 |
57f2840e
|
Evgeny
|
// Load MAC-Manufacturer table
|
| 290 |
|
|
$mac_man = load_mac_manufacturer_table();
|
| 291 |
4a993c8f
|
Scott Ullrich
|
?>
|
| 292 |
7d5b007c
|
Sjon Hortensius
|
<table class="table table-striped">
|
| 293 |
|
|
<thead>
|
| 294 |
|
|
<tr>
|
| 295 |
31f03b6c
|
Sjon Hortensius
|
<th><?= gettext("Interface")?></th>
|
| 296 |
|
|
<th><?= gettext("IP address")?></th>
|
| 297 |
|
|
<th><?= gettext("MAC address")?></th>
|
| 298 |
|
|
<th><?= gettext("Hostname")?></th>
|
| 299 |
7d5b007c
|
Sjon Hortensius
|
</tr>
|
| 300 |
|
|
</thead>
|
| 301 |
|
|
<tbody>
|
| 302 |
|
|
<?php foreach ($data as $entry): ?>
|
| 303 |
|
|
<tr>
|
| 304 |
|
|
<td><?=$hwif[$entry['interface']]?></td>
|
| 305 |
|
|
<td><?=$entry['ip']?></td>
|
| 306 |
|
|
<td>
|
| 307 |
|
|
<?=trim($entry['mac'])?>
|
| 308 |
|
|
<?php
|
| 309 |
|
|
$mac = trim($entry['mac']);
|
| 310 |
|
|
$mac_hi = strtoupper($mac[0] . $mac[1] . $mac[3] . $mac[4] . $mac[6] . $mac[7]);
|
| 311 |
|
|
|
| 312 |
|
|
if (isset($mac_man[$mac_hi]))
|
| 313 |
2d26ee5e
|
Sjon Hortensius
|
print '<small>('. $mac_man[$mac_hi] .')</small>';
|
| 314 |
7d5b007c
|
Sjon Hortensius
|
?>
|
| 315 |
|
|
</td>
|
| 316 |
|
|
<td><?=trim(str_replace("Z_ ", "", $entry['dnsresolve']))?></td>
|
| 317 |
|
|
</tr>
|
| 318 |
|
|
<?php endforeach?>
|
| 319 |
|
|
</tbody>
|
| 320 |
93e1b16c
|
Scott Ullrich
|
</table>
|
| 321 |
7d5b007c
|
Sjon Hortensius
|
<p><?= gettext("NOTE: Local IPv6 peers use")?> <a href="diag_ndp.php"><?= gettext("NDP")?></a> <?= gettext("instead of ARP")?>.</p>
|
| 322 |
93e1b16c
|
Scott Ullrich
|
|
| 323 |
ccda8a1d
|
Sjon Hortensius
|
<?php include("foot.inc")?>
|