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<?php
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/*
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* diag_arp.php
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2004-2020 Rubicon Communications, LLC (Netgate)
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* All rights reserved.
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*
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* originally based on m0n0wall (http://m0n0.ch/wall)
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* Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.
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* All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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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
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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_once("guiconfig.inc");
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// delete arp entry
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if (isset($_POST['deleteentry'])) {
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$ip = $_POST['deleteentry'];
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if (is_ipaddrv4($ip)) {
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$ret = mwexec("arp -d " . $_POST['deleteentry'], true);
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} else {
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$ret = 1;
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}
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if ($ret) {
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$savemsg = sprintf(gettext("%s is not a valid IPv4 address or could not be deleted."), $ip);
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$savemsgtype = 'alert-warning';
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} else {
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$savemsg = sprintf(gettext("The ARP cache entry for %s has been deleted."), $ip);
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$savemsgtype = 'success';
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}
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}
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function leasecmp($a, $b) {
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return strcmp($a[$_REQUEST['order']], $b[$_REQUEST['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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}
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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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}
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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 an 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] = $interface;
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}
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}
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$data = array();
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foreach ($rawdata as $line) {
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$elements = explode(' ', $line, 7);
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$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($elements[5]);
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$arpent['status'] = trim(substr($elements[6], 0, strrpos($elements[6], ' ')));
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$arpent['linktype'] = trim(str_replace(array('[', ']'), '', strrchr($elements[6], ' ')));
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$data[] = $arpent;
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}
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function _getHostName($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 " . escapeshellarg($ip), $output);
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if (preg_match('/.*pointer ([A-Za-z_0-9.-]+)\..*/', $output[0], $matches)) {
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if ($matches[1] <> $ip) {
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return $matches[1];
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}
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}
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}
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return "";
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}
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268
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$pgtitle = array(gettext("Diagnostics"), gettext("ARP Table"));
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include("head.inc");
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271
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// Handle save msg if defined
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if ($savemsg) {
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print_info_box(htmlentities($savemsg), $savemsgtype);
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}
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?>
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<!-- On modern hardware the table will load so fast you may never see this! -->
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<div id="loading">
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<?= gettext(" Loading, please wait...")?>
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</div>
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282
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283
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<?php
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284
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285
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// Flush buffers out to client so that they see Loading, please wait....
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for ($i = 0; $i < ob_get_level(); $i++) {
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ob_end_flush();
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288
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}
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289
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290
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ob_implicit_flush(1);
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291
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292
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// Resolve hostnames and replace Z_ with "". The intention
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293
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// is to sort the list by hostnames, alpha and then the non
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294
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// resolvable addresses will appear last in the list.
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295
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$dnsavailable=1;
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296
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$dns = trim(_getHostName("", "8.8.8.8"));
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297
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if ($dns == "") {
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298
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$dns = trim(_getHostName("", "8.8.4.4"));
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299
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if ($dns == "") {
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300
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$dnsavailable = 0;
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301
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}
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302
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}
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303
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304
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foreach ($data as &$entry) {
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305
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if ($dnsavailable) {
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$dns = trim(_getHostName($entry['mac'], $entry['ip']));
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307
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} else {
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308
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$dns="";
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309
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}
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310
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if (trim($dns)) {
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311
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$entry['dnsresolve'] = "$dns";
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312
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} else {
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313
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$entry['dnsresolve'] = "Z_ ";
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314
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}
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315
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}
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316
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unset($entry);
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317
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318
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// Sort the data alpha first
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319
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$data = msort($data, "dnsresolve");
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320
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321
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// Load MAC-Manufacturer table
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322
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$mac_man = load_mac_manufacturer_table();
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323
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?>
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324
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<div class="panel panel-default" id="search-panel">
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325
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<div class="panel-heading">
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326
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<h2 class="panel-title">
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327
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<?=gettext('Search')?>
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328
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<span class="widget-heading-icon pull-right">
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329
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<a data-toggle="collapse" href="#search-panel_panel-body">
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330
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<i class="fa fa-plus-circle"></i>
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331
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</a>
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332
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</span>
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333
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</h2>
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334
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</div>
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335
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<div id="search-panel_panel-body" class="panel-body collapse in">
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336
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<div class="form-group">
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337
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<label class="col-sm-2 control-label">
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338
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<?=gettext("Search term")?>
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339
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</label>
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340
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<div class="col-sm-5"><input class="form-control" name="searchstr" id="searchstr" type="text"/></div>
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341
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<div class="col-sm-2">
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342
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<select id="where" class="form-control">
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343
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<option value="0"><?=gettext("Interface")?></option>
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344
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<option value="1"><?=gettext("IP Address")?></option>
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345
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<option value="2"><?=gettext("MAC Address")?></option>
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346
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<option value="3"><?=gettext("Hostname")?></option>
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347
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<option value="4"><?=gettext("Status")?></option>
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348
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<option value="5"><?=gettext("Link Type")?></option>
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349
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<option value="6" selected><?=gettext("All")?></option>
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350
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</select>
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351
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</div>
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352
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<div class="col-sm-3">
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353
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<a id="btnsearch" title="<?=gettext("Search")?>" class="btn btn-primary btn-sm"><i class="fa fa-search icon-embed-btn"></i><?=gettext("Search")?></a>
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354
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<a id="btnclear" title="<?=gettext("Clear")?>" class="btn btn-info btn-sm"><i class="fa fa-undo icon-embed-btn"></i><?=gettext("Clear")?></a>
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355
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</div>
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356
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<div class="col-sm-10 col-sm-offset-2">
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357
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<span class="help-block"><?=gettext('Enter a search string or *nix regular expression to filter entries.')?></span>
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358
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</div>
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359
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</div>
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|
360
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</div>
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|
361
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</div>
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|
362
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|
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363
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<div class="panel panel-default">
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364
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<div class="panel-heading"><h2 class="panel-title"><?=gettext('ARP Table')?></h2></div>
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365
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<div class="panel-body">
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|
366
|
|
|
367
|
<div class="table-responsive">
|
|
368
|
<table class="sortable-theme-bootstrap table table-striped table-hover" data-sortable>
|
|
369
|
<thead>
|
|
370
|
<tr>
|
|
371
|
<th><?= gettext("Interface")?></th>
|
|
372
|
<th><?= gettext("IP address")?></th>
|
|
373
|
<th><?= gettext("MAC address")?></th>
|
|
374
|
<th><?= gettext("Hostname")?></th>
|
|
375
|
<th><?= gettext("Status")?></th>
|
|
376
|
<th><?= gettext("Link Type")?></th>
|
|
377
|
<th data-sortable="false"><?=gettext("Actions")?></th>
|
|
378
|
</tr>
|
|
379
|
</thead>
|
|
380
|
<tbody>
|
|
381
|
|
|
382
|
<?php
|
|
383
|
foreach ($data as $entry): ?>
|
|
384
|
<tr>
|
|
385
|
<td><?=$hwif[$entry['interface']]?></td>
|
|
386
|
<td><?=$entry['ip']?></td>
|
|
387
|
<td>
|
|
388
|
<?=trim($entry['mac'])?>
|
|
389
|
<?php
|
|
390
|
$mac = trim($entry['mac']);
|
|
391
|
$mac_hi = strtoupper($mac[0] . $mac[1] . $mac[3] . $mac[4] . $mac[6] . $mac[7]);
|
|
392
|
|
|
393
|
if (isset($mac_man[$mac_hi])) {
|
|
394
|
print '<small>('. $mac_man[$mac_hi] .')</small>';
|
|
395
|
}
|
|
396
|
?>
|
|
397
|
</td>
|
|
398
|
<td><?=trim(str_replace("Z_ ", "", $entry['dnsresolve']))?></td>
|
|
399
|
<td><?=ucfirst($entry['status'])?></td>
|
|
400
|
<td><?=$entry['linktype']?></td>
|
|
401
|
<td>
|
|
402
|
<a class="fa fa-trash" title="<?=gettext('Delete arp cache entry')?>" href="diag_arp.php?deleteentry=<?=$entry['ip']?>" usepost></a>
|
|
403
|
</td>
|
|
404
|
</tr>
|
|
405
|
<?php endforeach?>
|
|
406
|
</tbody>
|
|
407
|
</table>
|
|
408
|
</div>
|
|
409
|
|
|
410
|
</div>
|
|
411
|
</div>
|
|
412
|
|
|
413
|
<script type="text/javascript">
|
|
414
|
//<![CDATA[
|
|
415
|
// Clear the "loading" div once the page has loaded"
|
|
416
|
events.push(function() {
|
|
417
|
$('#loading').empty();
|
|
418
|
|
|
419
|
// Make these controls plain buttons
|
|
420
|
$("#btnsearch").prop('type', 'button');
|
|
421
|
$("#btnclear").prop('type', 'button');
|
|
422
|
|
|
423
|
// Search for a term in the entry name and/or dn
|
|
424
|
$("#btnsearch").click(function() {
|
|
425
|
var searchstr = $('#searchstr').val().toLowerCase();
|
|
426
|
var table = $("table tbody");
|
|
427
|
var where = $('#where').val();
|
|
428
|
|
|
429
|
table.find('tr').each(function (i) {
|
|
430
|
var $tds = $(this).find('td'),
|
|
431
|
iface = $tds.eq(0).text().trim().toLowerCase(),
|
|
432
|
ipaddr = $tds.eq(1).text().trim().toLowerCase();
|
|
433
|
macaddr = $tds.eq(2).text().trim().toLowerCase();
|
|
434
|
hostname = $tds.eq(3).text().trim().toLowerCase();
|
|
435
|
stat = $tds.eq(4).text().trim().toLowerCase();
|
|
436
|
linktype = $tds.eq(5).text().trim().toLowerCase();
|
|
437
|
|
|
438
|
regexp = new RegExp(searchstr);
|
|
439
|
if (searchstr.length > 0) {
|
|
440
|
if (!(regexp.test(iface) && ((where == 0) || (where == 6))) &&
|
|
441
|
!(regexp.test(ipaddr) && ((where == 1) || (where == 6))) &&
|
|
442
|
!(regexp.test(macaddr) && ((where == 2) || (where == 6))) &&
|
|
443
|
!(regexp.test(hostname) && ((where == 3) || (where == 6))) &&
|
|
444
|
!(regexp.test(stat) && ((where == 4) || (where == 6))) &&
|
|
445
|
!(regexp.test(linktype) && ((where == 5) || (where == 6)))
|
|
446
|
) {
|
|
447
|
$(this).hide();
|
|
448
|
} else {
|
|
449
|
$(this).show();
|
|
450
|
}
|
|
451
|
} else {
|
|
452
|
$(this).show(); // A blank search string shows all
|
|
453
|
}
|
|
454
|
});
|
|
455
|
});
|
|
456
|
|
|
457
|
// Clear the search term and unhide all rows (that were hidden during a previous search)
|
|
458
|
$("#btnclear").click(function() {
|
|
459
|
var table = $("table tbody");
|
|
460
|
|
|
461
|
$('#searchstr').val("");
|
|
462
|
|
|
463
|
table.find('tr').each(function (i) {
|
|
464
|
$(this).show();
|
|
465
|
});
|
|
466
|
});
|
|
467
|
|
|
468
|
// Hitting the enter key will do the same as clicking the search button
|
|
469
|
$("#searchstr").on("keyup", function (event) {
|
|
470
|
if (event.keyCode == 13) {
|
|
471
|
$("#btnsearch").get(0).click();
|
|
472
|
}
|
|
473
|
});
|
|
474
|
|
|
475
|
});
|
|
476
|
//]]>
|
|
477
|
</script>
|
|
478
|
|
|
479
|
<div class="infoblock blockopen">
|
|
480
|
<?php
|
|
481
|
print_info_box(sprintf(gettext('Local IPv6 peers use %1$sNDP%2$s instead of ARP.'), '<a href="diag_ndp.php">', '</a>') . '<br />' .
|
|
482
|
'<br />' . gettext('Permanent ARP entries are shown for local interfaces or static ARP entries.') .
|
|
483
|
'<br />' . gettext('Normal dynamic ARP entries show a countdown timer until they will expire and then be re-checked.') .
|
|
484
|
'<br />' . gettext('Incomplete ARP entries indicate that the target host has not yet replied to an ARP request.'), 'info', false);
|
|
485
|
?>
|
|
486
|
</div>
|
|
487
|
|
|
488
|
<?php
|
|
489
|
include("foot.inc");
|
|
490
|
?>
|
