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<?php
/*
* diag_states_summary.php
*
* part of pfSense (https://www.pfsense.org)
* Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
* Copyright (c) 2005 Colin Smith
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
##|+PRIV
##|*IDENT=page-diagnostics-statessummary
##|*NAME=Diagnostics: States Summary
##|*DESCR=Allow access to the 'Diagnostics: States Summary' page.
##|*MATCH=diag_states_summary.php*
##|-PRIV
exec("/sbin/pfctl -s state", $states);
$srcipinfo = array();
$dstipinfo = array();
$allipinfo = array();
$pairipinfo = array();
function addipinfo(&$iparr, $ip, $proto, $srcport, $dstport) {
$iparr[$ip]['seen']++;
$iparr[$ip]['protos'][$proto]['seen']++;
if (!empty($srcport)) {
$iparr[$ip]['protos'][$proto]['srcports'][$srcport]++;
}
if (!empty($dstport)) {
$iparr[$ip]['protos'][$proto]['dstports'][$dstport]++;
}
}
$row = 0;
if (count($states) > 0) {
foreach ($states as $line) {
$line_split = preg_split("/\s+/", $line);
$iface = array_shift($line_split);
$proto = array_shift($line_split);
$state = array_pop($line_split);
$info = implode(" ", $line_split);
/* Handle NAT cases
Replaces an external IP + NAT by the internal IP */
if (strpos($info, ') ->') !== FALSE) {
/* Outbound NAT */
$info = preg_replace('/(\S+) \((\S+)\)/U', "$2", $info);
} elseif (strpos($info, ') <-') !== FALSE) {
/* Inbound NAT/Port Forward */
$info = preg_replace('/(\S+) \((\S+)\)/U', "$1", $info);
}
/* break up info and extract $srcip and $dstip */
$ends = preg_split("/\<?-\>?/", $info);
if (strpos($info, '->') === FALSE) {
$srcinfo = $ends[count($ends) - 1];
$dstinfo = $ends[0];
} else {
$srcinfo = $ends[0];
$dstinfo = $ends[count($ends) - 1];
}
/* Handle IPv6 */
$parts = explode(":", $srcinfo);
$partcount = count($parts);
if ($partcount <= 2) {
$srcip = trim($parts[0]);
$srcport = trim($parts[1]);
} else {
preg_match("/([0-9a-f:]+)(\[([0-9]+)\])?/i", $srcinfo, $matches);
$srcip = $matches[1];
$srcport = trim($matches[3]);
}
$parts = explode(":", $dstinfo);
$partcount = count($parts);
if ($partcount <= 2) {
$dstip = trim($parts[0]);
$dstport = trim($parts[1]);
} else {
preg_match("/([0-9a-f:]+)(\[([0-9]+)\])?/i", $dstinfo, $matches);
$dstip = $matches[1];
$dstport = trim($matches[3]);
}
addipinfo($srcipinfo, $srcip, $proto, $srcport, $dstport);
addipinfo($dstipinfo, $dstip, $proto, $srcport, $dstport);
addipinfo($pairipinfo, "{$srcip} -> {$dstip}", $proto, $srcport, $dstport);
addipinfo($allipinfo, $srcip, $proto, $srcport, $dstport);
addipinfo($allipinfo, $dstip, $proto, $srcport, $dstport);
}
}
function sort_by_ip($a, $b) {
return ip2ulong($a) < ip2ulong($b) ? -1 : 1;
}
function build_port_info($portarr, $proto) {
if (!$portarr) {
return '';
}
$ports = array();
asort($portarr);
foreach (array_reverse($portarr, TRUE) as $port => $count) {
$service = getservbyport($port, strtolower($proto));
$port = "{$proto}/{$port}";
if ($service) {
$port = "{$port} ({$service})";
}
$ports[] = "{$port}: {$count}";
}
return implode($ports, ', ');
}
function print_summary_table($label, $iparr, $sort = TRUE) {
if ($sort) {
uksort($iparr, "sort_by_ip");
}
?>
<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title"><?=$label?></h2>
</div>
<div class="panel-body">
<div class="table-responsive">
<table class="table table-hover table-condensed table-striped">
<thead>
<tr>
<th></th><th></th><th></th>
<th colspan="3" class="text-center colspanth"><?=gettext("Protocol counts")?></th>
</tr>
<tr>
<th ><?=gettext("IP");?></th>
<th class="text-center"># <?=gettext("States");?></th>
<th ><?=gettext("Protocol");?></th>
<th class="text-center"># <?=gettext("States");?></th>
<th class="text-center"><?=gettext("Source Ports");?></th>
<th class="text-center"><?=gettext("Dest. Ports");?></th>
</tr>
</thead>
<tbody>
<?php foreach ($iparr as $ip => $ipinfo):
$protocolCount = count($ipinfo['protos']);
$rowSpan = '';
$i = 0;
if ($protocolCount > 1) {
$rowSpan = ' rowspan="' . $protocolCount . '"';
}
?>
<tr>
<td<?= $rowSpan ?>><?=$ip;?></td>
<td<?= $rowSpan ?> class="text-center"><?=$ipinfo['seen'];?></td>
<?php foreach ($ipinfo['protos'] as $proto => $protoinfo): ?>
<?php if ($protocolCount > 1 && $i > 0): ?>
</tr><tr>
<?php endif; ?>
<td><?=$proto;?></td>
<td class="text-center" ><?=$protoinfo['seen'];?></td>
<td class="text-center" ><span title="<?=build_port_info($protoinfo['srcports'], $proto);?>"><?=count($protoinfo['srcports']);?></span></td>
<td class="text-center" ><span title="<?=build_port_info($protoinfo['dstports'], $proto);?>"><?=count($protoinfo['dstports']);?></span></td>
<?php $i++; endforeach; ?>
</tr>
<?php endforeach; ?>
</tbody>
</table>
</div>
</div>
</div>
<?php
}
$pgtitle = array(gettext("Diagnostics"), gettext("States Summary"));
require_once("guiconfig.inc");
include("head.inc");
print_summary_table(gettext("By Source IP"), $srcipinfo);
print_summary_table(gettext("By Destination IP"), $dstipinfo);
print_summary_table(gettext("Total per IP"), $allipinfo);
print_summary_table(gettext("By IP Pair"), $pairipinfo, FALSE);
include("foot.inc");
|
