<?php /* diag_new_staes.php Copyright (C) 2002 Paul Taylor All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ require_once("guiconfig.inc"); global $config; if ($config['version'] >= 6) $pgtitle = array("Diagnostics", "Show States"); else $pgtitle = "Diagnostics: Show States"; /* put your custom HTML head content here */ /* using some of the $pfSenseHead function calls */ function displayIP($ip, $col) { global $viewPassThru; switch ($col) { case 'srcip': if ($_GET['sfilter']) { if ($_GET['sfilter'] == $ip) return $ip; } else { return '<a href="?sfilter='.$ip.$viewPassThru.'">'. $ip .'</a>'; } break; case 'dstip': if ($_GET['dfilter']) { if ($_GET['dfilter'] == $ip) return $ip; } else { return '<a href="?dfilter='.$ip.$viewPassThru.'">'. $ip .'</a>'; } break; } } function sortOrder($column) { if ($_GET['order'] == $column) { if ($_GET['sort'] == 'des') return "&sort=asc"; return "&sort=des"; } else return "&sort=asc"; } function stripPort($ip, $showPort = false) { if (!$showPort) { if (strpos($ip,':') > 0) return substr($ip,0,strpos($ip,":")); else return ($ip); } else { if (strpos($ip,':') > 0) { return substr($ip,(strpos($ip,":")+1)); } else return " "; } } // sfilter and dfilter allow setting of source and dest IP filters // on the output. $filterPassThru allows these source and dest // filters to be passed on in the column sorting links. if (($_GET['sfilter']) or ($_GET['dfilter'])) { $filter = ''; if ($_GET['sfilter']) { if (is_ipaddr($_GET['sfilter'])) { $sfilter = $_GET['sfilter']; $filterPassThru = '&sfilter=' . $_GET['sfilter']; } else unset ($_GET['sfilter']); } if ($_GET['dfilter']) { if (is_ipaddr($_GET['dfilter'])) { $dfilter = $_GET['dfilter']; $filterPassThru = '&dfilter=' . $_GET['dfilter']; } else unset ($_GET['dfilter']); } } $dataRows = 300; $rawdata = array(); /* get our states */ // 1 2 3 4 5 6 7 8 //12345678901234567890123456789012345678901234567890123456789012345678901234567890 // [3] => PR D SRC DEST STATE AGE EXP PKTS BYTES // [4] => icmp O 192.168.112.94:16734 192.168.112.1:0 0:0 12 2 10 840 // [5] => tcp I 192.168.111.99:61221 192.168.111.150:22 4:4 710 86399 726 242K // -w 132 sets width of data to 132 // $dataRows defaults to 300 for embedded hardware exec("echo q | /usr/local/sbin/pftop -w 132 $dataRows",$rawdata); // exporting TERM set to nothing gets you a "dumb" term. echo q to pftop makes it // quit out after displaying the first page of data. // Get top line with total state data $topDataLine = $rawdata[2]; //pfTop: Up State 1-5/5, View: default, Order: none $slashPos = strpos($topDataLine,'/') + 1; $commaPos = strpos($topDataLine,','); if (($slashPos > 1) and ($commaPos > 1)) { $totalStates = substr($topDataLine,$slashPos,($commaPos - $slashPos)); } else $totalStates = 0; // Get rid of the header data unset($rawdata[0],$rawdata[1],$rawdata[2],$rawdata[3]); if (isset($rawdata)) { $count = 0; foreach ($rawdata as $line) { if (!strlen(trim($line)) < 70) { //PR DIR SRC DEST STATE AGE EXP PKTS BYTES //tcp Out 192.168.111.99:62831 66.84.12.81:110 FIN_WAIT_2:FIN_WAIT_2 00:01:20 00:00:11 28 1933 // 0 1 2 3 4 5 6 7 8 $split = preg_split("/\s+/", trim($line)); $data[$count]['protocol'] = $split[0]; $data[$count]['dir'] = strtolower($split[1]); $srcTmp = $split[2]; $data[$count]['srcip'] = stripPort($srcTmp); $data[$count]['srcport'] = stripPort($srcTmp,true); $dstTmp = $split[3]; $data[$count]['expire'] = $split[6]; $data[$count]['dstip'] = stripPort($dstTmp); $data[$count]['dstport'] = stripPort($dstTmp,true); $data[$count]['packets'] = $split[7]; $data[$count]['bytes'] = $split[8]; $count++; } } // Clear the statistics snapshot files, which track the packets and bytes of connections if (isset($_GET['clear'])) { if (file_exists('/tmp/packets')) unlink('/tmp/packets'); if (file_exists('/tmp/bytes')) unlink('/tmp/bytes'); // Redirect so we don't hit "clear" every time we refresh the screen. header("Location: diag_new_states.php?".$filterPassThru); exit; } // Create a new set of stats snapshot files if (isset($_GET['new'])) { $packets = array(); $bytes = array(); // Create variables to let us later quickly access this data if (is_array($data)) { foreach ($data as $row) { $packets[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']] = $row['packets']; $bytes[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']] = $row['bytes']; } } // Write the files out writeStats("packets",$packets); writeStats("bytes",$bytes); // If we're in view mode, pass that on. if (isset($_GET['view'])) $filterPassThru .= "&view=1"; // Redirect so we don't hit "new" every time we refresh the screen. header("Location: diag_new_states.php?&order=bytes&sort=des".$filterPassThru); exit; } // View the delta from the last snapshot against the current data. if (isset($_GET['view'])) { // Read the stats data files readStats("packets",$packets); readStats("bytes",$bytes); if (is_array($data)) { foreach ($data as $key => $row) { if (isset($packets[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']])) { if (isset($bytes[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']])) { $tempPackets = $data[$key]['packets'] - $packets[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']]; $tempBytes = $data[$key]['bytes'] - $bytes[$row['srcip']][$row['srcport']][$row['dstip']][$row['dstport']][$row['protocol']]; if (($tempPackets > -1) && ($tempBytes > -1)) { $data[$key]['packets'] = $tempPackets; $data[$key]['bytes'] = $tempBytes; } } } } } $filterPassThru .= "&view=1"; $viewPassThru = "&view=1"; } // Sort it by the selected order if ($_GET['order']) { natsort2d($data,$_GET['order']); if ($_GET['sort']) { if ($_GET['sort'] == "des") $data = array_reverse($data); } } } function natsort2d( &$arrIn, $index = null ) { $arrTemp = array(); $arrOut = array(); if (is_array($arrIn)) { foreach ( $arrIn as $key=>$value ) { reset($value); $arrTemp[$key] = is_null($index) ? current($value) : $value[$index]; } } natsort($arrTemp); foreach ( $arrTemp as $key=>$value ) { $arrOut[$key] = $arrIn[$key]; } $arrIn = $arrOut; } function writeStats($fname, &$data) { $fname = "/tmp/" . $fname; if (file_exists($fname)) unlink($fname); $file = fopen($fname, 'a'); fwrite($file, serialize($data)); fclose($file); } function readStats($fname, &$data) { $fname = "/tmp/" . $fname; if (file_exists($fname)) { $file = fopen($fname,'r'); $data = unserialize(fread($file, filesize($fname))); fclose($file); } } // Get timestamp of snapshot file, if it exists, for display later. if (!(file_exists('/tmp/packets'))) { $lastSnapshot = "Never"; } else { $lastSnapshot = strftime("%m/%d/%y %H:%M:%S",filectime('/tmp/packets')); } // The next include must be here because we use redirection above include("head.inc"); ?> <body link="#0000CC" vlink="#0000CC" alink="#0000CC"> <script src="/javascript/scriptaculous/prototype.js" type="text/javascript"></script> <script src="/javascript/scriptaculous/scriptaculous.js" type="text/javascript"></script> <script src="/javascript/sorttable.js" type="text/javascript"></script> <?php include("fbegin.inc"); ?> <?php if ($config['version'] < 6) echo '<p class="pgtitle">' . $pgtitle . '</p>'; ?> <table width="100%" border="0" cellpadding="0" cellspacing="0"> <tr> <td class="listhdrr" colspan="9">Statistics snapshot control</td> </tr> <tr> <?php if (($lastSnapshot!='Never') && (!isset($_GET['view']))) :?> <td class="listlr"><a href="?view=1&order=bytes&sort=des<?=$filterPassThru;?>">View delta</a></td> <td class="listr"><a href="?new=1<?=$filterPassThru;?>">Start new</a></td> <td class="listr"><a href="?clear=1">Clear snapshot</a></td> <td class="listr" colspan="6" align="right">Last statistics snapshot: <?=$lastSnapshot;?></td> <?php endif; ?> <?php if (($lastSnapshot!='Never') && (isset($_GET['view']))) :?> <td class="listlr"><a href="?new=1<?=$filterPassThru;?>">Start new</a></td> <td class="listr"><a href="?clear=1">Clear</a></td> <td class="listr" colspan="7" align="right"><span class="red">Viewing delta of statistics snapshot: <?=$lastSnapshot;?></span></td> <?php endif; ?> <?php if ($lastSnapshot=='Never') :?> <td class="listlr"><a href="?new=1<?=$filterPassThru;?>">Start new</a></td> <td class="listr" colspan="8" align="right">Last statistics snapshot: <?=$lastSnapshot;?></td> <?php endif; ?> </tr> <tr> <td colspan="8"> </td> </tr> <tr> <td class="listhdrr"><a href="?order=srcip<?=sortOrder('srcip');echo $filterPassThru;?>">Source</a></td> <td class="listhdrr"><a href="?order=srcport<?=sortOrder('srcport');echo $filterPassThru;?>">Port</a></td> <td class="listhdrr"><a href="?order=dir<?=sortOrder('dir');echo $filterPassThru;?>">Dir</a></td> <td class="listhdrr"><a href="?order=dstip<?=sortOrder('dstip');echo $filterPassThru;?>">Destination</a></td> <td class="listhdrr"><a href="?order=dstport<?=sortOrder('dstport');echo $filterPassThru;?>">Port</a></td> <td class="listhdrr"><a href="?order=protocol<?=sortOrder('protocol');echo $filterPassThru;?>">Protocol</a></td> <td class="listhdrr" align="right"><a href="?order=packets<?=sortOrder('packets');echo $filterPassThru;?>">Packets</a></td> <td class="listhdrr" align="right"><a href="?order=bytes<?=sortOrder('bytes');echo $filterPassThru;?>">Bytes</a></td> <td class="listhdr" align="right"><a href="?order=expire<?=sortOrder('expire');echo $filterPassThru;?>">Expires</a></td> <td class="list"></td> </tr> <?php $count = 0; if (is_array($data)): foreach ($data as $entry): if ((!isset($sfilter) and (!isset($dfilter))) or ((isset($sfilter)) and ($entry['srcip']==$sfilter)) or ((isset($dfilter)) and ($entry['dstip']==$dfilter))): ?> <tr> <td class="listlr"><?=displayIP($entry['srcip'],'srcip');?></td> <td class="listr"><?=$entry['srcport'];?></td> <td class="listr"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_<?=$entry['dir'];?>.gif" width="11" height="11" style="margin-top: 2px"></td> <td class="listr"><?=displayIP($entry['dstip'],'dstip');?></td> <td class="listr"><?=$entry['dstport'];?></td> <td class="listr"><?=$entry['protocol'];?></td> <td class="listr" align="right"><?=$entry['packets'];?></td> <td class="listr" align="right"><?=$entry['bytes'];?></td> <td class="listr" align="right"><?=$entry['expire'];?></td> </tr> <?php $count++; endif; endforeach; endif; ?> </table> <br><strong>Firewall connection states displayed: <?=$count;?>/<?=$totalStates;?></strong> <?php if ($filterPassThru): ?> <p> <form action="diag_new_states.php" method="GET"> <input type="hidden" name="order" value="bytes"> <input type="hidden" name="sort" value="des"> <input type="submit" class="formbtn" value="Unfilter View"> </form> </p> <?php endif; ?> <?php include("fend.inc"); ?> </body> </html>