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1163 crox53 1 
<?php
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# $Id: security.php 2845 2020-07-04 17:54:03Z rexy $
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$language = 'en';
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if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
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    $langue = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
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    $language = strtolower(substr(chop($langue[0]), 0, 2));
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}
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if ($language === 'fr') {
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    $l_title = 'Sécurité';
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    $l_spoofing = "Adresse(s) MAC usurpée(s) (Watchdog)";
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    $l_virus = "Virus bloqué(s) (CLAMAV)";
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    $l_fail2ban = "Adresse(s) IP bloquée(s) (Fail2Ban)";
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    $l_ipAddress="Adresse IP";
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    $l_user = "L'utilisateur";
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    $l_empty="Vide";
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    $l_rule="Règle";
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} else {
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    $l_title = 'Security';
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    $l_spoofing = "MAC address spoofed (Watchdog)";
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    $l_virus = "Virus blocked (CLAMAV)";
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    $l_fail2ban = "IP address blocked (Fail2Ban)";
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    $l_ipAddress="IP address";
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    $l_user = "User";
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    $l_empty="Empty";
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    $l_rule="Rule";
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}
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$tab = (isset($_GET['tab'])) ? intval($_GET['tab']) : 1;
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?>
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<!DOCTYPE HTML>
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<html>
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	<head>
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		<meta charset="UTF-8">
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		<title><?= $l_title ?></title>
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		<link rel="stylesheet" href="/css/bootstrap.min.css">
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		<script src="/js/jquery.min.js"></script>
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		<script src="/js/bootstrap.min.js"></script>
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		<link rel="stylesheet" href="/css/acc.css">
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	</head>
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	<body>
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		<div class="panel">
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			<div class="panel-header"><?= $l_title ?></div>
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			<div class="panel-row">
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				<div class="btn-group btn-group-justified" role="group" aria-label="Justified button group">
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					<a href="security.php?tab=1" class="btn btn-default<?= (($tab === 1) ? ' active' : '') ?>" role="button"><?= $l_spoofing ?></a>
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					<a href="security.php?tab=2" class="btn btn-default<?= (($tab === 2) ? ' active' : '') ?>" role="button"><?= $l_virus ?></a>
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					<a href="security.php?tab=3" class="btn btn-default<?= (($tab === 3) ? ' active' : '') ?>" role="button"><?= $l_fail2ban ?></a>
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				</div>
1410 richard 49 
<?php
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if ($tab === 1) {
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	$spoofs = [];
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	$regex = '/^\[(?P<date>[0-9\/\-: ]+)\] : alcasar-watchdog : (?P<ip>(?:(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])) is usurped \((?P<mac>(?:[0-9A-Fa-f]{2}[:-]){5}[0-9A-Fa-f]{2})\)\. Alcasar disconnect the user \((?P<user>.+)\)\.$/';
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	$file = fopen('/var/Save/security/watchdog.log', 'r');
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	if ($file) {
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		while (!feof($file)) {
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			$line = fgets($file);
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			if (preg_match($regex, $line, $matches)) {
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				if (preg_match('/[0-9]{2}\/[0-9]{2}\/[0-9]{4}-[0-9]{2}:[0-9]{2}:[0-9]{2}/', $matches['date'], $matches_date)) {
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					$matches['date'] = DateTime::createFromFormat('d/m/Y-H:i:s', $matches['date'])->format('Y-m-d H:i:s');
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				}
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				$spoofs[] = (object) [
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					'date' => $matches['date'],
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					'ip'   => $matches['ip'],
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					'mac'  => $matches['mac'],
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					'user' => $matches['user']
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				];
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			}
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		}
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		fclose($file);
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	}
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	$spoofs = array_reverse($spoofs);
1410 richard 73 
?>
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			<h3><?= $l_spoofing ?></h3>
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			<div class="container">
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				<table class="table table-striped table-hover" border="1">
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				<tr>
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					<th>
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						Date
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					</th>
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					<th>
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						<?= $l_ipAddress ?>
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					</th>
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					<th>
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						MAC
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					</th>
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					<th>
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						<?= $l_user ?>
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					</th>
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				</tr>
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				<tbody>
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					<?php if (!empty($spoofs)): ?>
2405 tom.houday 93 
					<?php foreach ($spoofs as $spoof): ?>
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					<tr><td><?= $spoof->date ?></td><td><?= $spoof->ip ?></td><td><?= $spoof->mac ?></td><td><?= $spoof->user ?></td></tr>
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					<?php endforeach; ?>
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					<?php else: ?>
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					<tr><td colspan="4" style="text-align: center;"><?= $l_empty ?></td></tr>
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					<?php endif; ?>
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				</tbody>
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				</table>
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			</div>
1410 richard 102 
<?php
2292 tom.houday 103 
} else if ($tab === 2) {
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	$filePath = '/var/log/clamav/clamd.log';
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	$pattern = "/\bfound\b/i";
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	$lines = preg_grep ($pattern, file($filePath));
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	if ($lines === false) {
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		exit("Cannot open '$filePath'.");
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	}
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	$lines = array_reverse($lines);
1410 richard 111 
?>
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	<h3><?= $l_virus ?></h3>
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	<div class="container">
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		<table class="table table-striped table-hover">
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			<tbody>
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				<?php if (!empty($lines)): ?>
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					<?php foreach ($lines as $line): ?>
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						<tr><td><?= $line ?></td></tr>
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					<?php endforeach; ?>
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				<?php else: ?>
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					<tr><td style="text-align: center;"><?= $l_empty ?></td></tr>
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				<?php endif; ?>
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			</tbody>
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		</table>
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	</div>
1410 richard 126 
<?php
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} else if ($tab === 3) {
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	$bans = [];
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	$regex = '/^(?P<date>[0-9]{4}-[0-9]{2}-[0-9]{2}\ [0-9]{2}:[0-9]{2}:[0-9]{2}),[0-9]{3} fail2ban\.actions\[[0-9]+\]: WARNING \[(?P<rule>[a-zA-Z0-9_-]+)\] (?P<type>Ban|Unban) (?P<ip>[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})$/';
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	$file = fopen('/var/log/fail2ban.log', 'r');
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	if ($file) {
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		while (!feof($file)) {
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			$line = fgets($file);
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2292 tom.houday 135 
			if (preg_match($regex, $line, $matches)) {
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				if ($matches['type'] === 'Ban') {
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					$bans[] = (object) [
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						'date_ban'   => $matches['date'],
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						'date_unban' => null,
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						'rule'       => $matches['rule'],
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						'ip'         => $matches['ip']
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					];
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				} else if ($matches['type'] === 'Unban') {
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					foreach (array_reverse($bans) as $ban) {
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						if (($ban->ip === $matches['ip']) && ($ban->rule === $matches['rule']) && ($ban->date_unban === null)) {
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							$ban->date_unban = $matches['date'];
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							break;
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						}
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					}
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				}
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			}
1858 raphael.pi 152 
		}
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		fclose($file);
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	}
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	$bans = array_reverse($bans);
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?>
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	<h3><?= $l_fail2ban ?></h3>
2527 fabien.rak 158 
	<div class="container" border="1">
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		<table  class="table table-striped table-hover" border="1">
2527 fabien.rak 160 
				<tr >
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					<th>
2527 fabien.rak 162 
						Date
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					</th>
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					<th>
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						Date Unban
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					</th>
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					<th>
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						<?= $l_rule ?>
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					</th>
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					<th>
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						<?= $l_ipAddress ?>
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					</th>
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				</tr>
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				<?php if (!empty($bans)): ?>
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					<?php foreach ($bans as $ban): ?>
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						<tr>
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							<td>
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								<?= $ban->date_ban ?>
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							</td>
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							<td>
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								<?= $ban->date_unban ?>
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							</td>
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							<td>
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								<?= $ban->rule ?>
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							</td>
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							<td>
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								<?= $ban->ip ?>
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							</td>
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						</tr>
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					<?php endforeach; ?>
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				<?php else: ?>
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					<tr><td colspan="4" style="text-align: center;"><?= $l_empty ?></td></tr>
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				<?php endif; ?>
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		</table>
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	</div>
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<?php
1410 richard 197 
} else {
2292 tom.houday 198 
	echo 'Unknown tab';
1410 richard 199 
}
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?>
2818 rexy 201 
	</div>
2527 fabien.rak 202 
</div>
1163 crox53 203 
</body>
2292 tom.houday 204 
</html>