<?php /* ========================================================================== */ /* squid_monitor_data.php part of pfSense (http://www.pfSense.com) Copyright (C) 2012 Marcello Coutinho Copyright (C) 2012 Carlos Cesario - carloscesario@gmail.com 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. */ /* ========================================================================== */ # ------------------------------------------------------------------------------ # Defines # ------------------------------------------------------------------------------ require_once("guiconfig.inc"); # ------------------------------------------------------------------------------ # Requests # ------------------------------------------------------------------------------ if ($_POST) { # Actions $filter = preg_replace('/(@|!|>|<)/',"",htmlspecialchars($_POST['strfilter'])); $program = strtolower($_POST['program']); switch ($program) { case 'squid': // Define log file $log='/var/squid/logs/access.log'; //show table headers show_tds(array("Date","IP","Status","Address","User","Destination")); //fetch lines $logarr=fetch_log($log); // Print lines foreach ($logarr as $logent) { // Split line by space delimiter $logline = preg_split("/\s+/", $logent); // Apply date format to first line //$logline[0] = date("d.m.Y H:i:s",$logline[0]); // Word wrap the URL $logline[7] = htmlentities($logline[7]); $logline[7] = html_autowrap($logline[7]); // Remove /(slash) in destination row $logline_dest = preg_split("/\//", $logline[9]); // Apply filter and color // Need validate special chars if ($filter != "") $logline = preg_replace("@($filter)@i","<spam><font color='red'>$1</font></span>",$logline); echo "<tr valign=\"top\">\n"; echo "<td class=\"listlr\" nowrap>{$logline[0]} {$logline[1]}</td>\n"; echo "<td class=\"listr\">{$logline[3]}</td>\n"; echo "<td class=\"listr\">{$logline[4]}</td>\n"; echo "<td class=\"listr\" width=\"*\">{$logline[7]}</td>\n"; echo "<td class=\"listr\">{$logline[8]}</td>\n"; echo "<td class=\"listr\">{$logline_dest[1]}</td>\n"; echo "</tr>\n"; } break; case 'sguard'; $log='/var/squidGuard/log/block.log'; //show table headers show_tds(array("Date-Time","ACL","Address","Host","User")); //fetch lines $logarr=fetch_log($log); foreach ($logarr as $logent) { // Split line by space delimiter $logline = preg_split("/\s+/", $logent); // Apply time format $logline[0] = date("d.m.Y", strtotime($logline[0])); // Word wrap the URL $logline[4] = htmlentities($logline[4]); $logline[4] = html_autowrap($logline[4]); // Apply filter color // Need validate special chars if ($filter != "") $logline = preg_replace("@($filter)@i","<spam><font color='red'>$1</font></span>",$logline); echo "<tr>\n"; echo "<td class=\"listlr\" nowrap>{$logline[0]} {$logline[1]}</td>\n"; echo "<td class=\"listr\">{$logline[3]}</td>\n"; echo "<td class=\"listr\" width=\"*\">{$logline[4]}</td>\n"; echo "<td class=\"listr\">{$logline[5]}</td>\n"; echo "<td class=\"listr\">{$logline[6]}</td>\n"; echo "</tr>\n"; } break; } } # ------------------------------------------------------------------------------ # Functions # ------------------------------------------------------------------------------ // From SquidGuard Package function html_autowrap($cont) { # split strings $p = 0; $pstep = 25; $str = $cont; $cont = ''; for ( $p = 0; $p < strlen($str); $p += $pstep ) { $s = substr( $str, $p, $pstep ); if ( !$s ) break; $cont .= $s . "<wbr/>"; } return $cont; } // Show Squid Logs function fetch_log($log){ global $filter,$program; // Get Data from form post $lines = $_POST['maxlines']; if (preg_match("/!/",htmlspecialchars($_POST['strfilter']))) $grep_arg="-iv"; else $grep_arg="-i"; //Check program to execute or no the parser if($program == "squid") $parser = "| php -q squid_log_parser.php"; else $parser = ""; // Get logs based in filter expression if($filter != "") { exec("tail -2000 {$log} | /usr/bin/grep {$grep_arg} " . escapeshellarg($filter). " | tail -r -n {$lines} {$parser} " , $logarr); } else { exec("tail -r -n {$lines} {$log} {$parser}", $logarr); } // return logs return $logarr; }; function show_tds($tds){ echo "<tr valign='top'>\n"; foreach ($tds as $td){ echo "<td class='listhdrr'>".gettext($td)."</td>\n"; } echo "</tr>\n"; } ?>