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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<HTML><!-- written by Rexy -->
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<HEAD>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<TITLE>Network Filter</TITLE>
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<link rel="stylesheet" href="/css/style.css" type="text/css">
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</HEAD>
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<body>
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<TABLE width="100%" border=0 cellspacing=0 cellpadding=0>
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<?
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$services_list="/usr/local/etc/alcasar-services";
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# Choice of language
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$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($Langue[0]),0,2)); }
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if($Language == 'fr'){
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$l_title = "Filtrage réseau";
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$l_netfilter_on="Le filtrage réseau est actuellement activé";
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$l_netfilter_off="Le filtrage réseau est actuellement désactivé";
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$l_switch_on="Activer le filtrage réseau";
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$l_switch_off="Désactiver le filtrage réseau";
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$l_comment_on="À l'exclusion du WEB (port 80), les protocoles réseau sont interdits.<BR>Choisissez ci-dessous les protocoles que vous autorisez";
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$l_comment_off="(tous les protocoles réseau sont autorisés)";
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$l_protocols="Protocoles autorisés";
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$l_error_open_file="Erreur d'ouverture du fichier";
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$l_proto="Protocole";
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$l_enabled="Autorisé";
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$l_delete="Supprimer de la liste";
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$l_add_to_list="Ajouter à la liste";
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$l_save_modif="Enregistrer les modifications";
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}
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else {
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$l_title = "Network Filter";
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$l_netfilter_on="Actually, the network filter is enable";
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$l_netfilter_off="Actually, the network filter is disable";
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$l_switch_on="Switch the Network Filter on";
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$l_switch_off="Switch the Network Filter off";
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$l_comment_on="(choose the authorized network protocols)";
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$l_comment_off="(all the network protocols are allowed for authenticated users)";
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$l_protocols="Authorize protocols";
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$l_error_open_file="Error opening the file";
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$l_proto="Protocol";
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$l_enabled="Enable";
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$l_delete="Delete from list";
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$l_add_to_list="Add to the list";
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$l_save_modif="Save modifications";
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}
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echo "
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<tr><th>$l_title</th></tr>
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<tr bgcolor=\"#FFCC66\"><td><img src=\"/images/pix.gif\" width=1 height=2></td></tr>
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</TABLE>";
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if (isset($_POST['choix'])){$choix=$_POST['choix'];} else {$choix="";}
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switch ($choix)
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{
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case 'NF_On' :
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exec ("sudo /usr/local/sbin/alcasar-nf.sh -on");
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break;
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case 'NF_Off' :
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exec ("sudo /usr/local/sbin/alcasar-nf.sh -off");
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break;
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case 'new_proto' :
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if ((trim($_POST['add_port']) != "80") and ($_POST['add_port'] != "") and ($_POST['add_proto'] != "") and (is_numeric($_POST['add_port'])))
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{
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$tab=file($services_list);
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if ($tab)
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{
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$pointeur=fopen($services_list,"r");
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//on teste si le port n'est pas déjà présent
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$insert = true;
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foreach ($tab as $ligne)
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{
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$proto_f=explode(" ", $ligne);
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if (trim($_POST['add_port']) == trim($proto_f[1])) {$insert = false;}
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}
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fclose($pointeur);
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if ($insert == true)
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{
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$line = "#" . trim($_POST['add_proto']) . " " . trim($_POST['add_port']);
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$pointeur=fopen($services_list,"a");
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fwrite ($pointeur, $line);
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fclose ($pointeur);
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exec ("sudo /usr/local/sbin/alcasar-nf.sh -on");
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}
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}
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else {echo "$l_error_open_file $services_list";}
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}
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break;
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case 'change' :
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$tab=file($services_list);
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if ($tab)
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{
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//on active|désactive les protocoles
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$pointeur=fopen($services_list,"w+");
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foreach ($tab as $ligne)
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{
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$proto_f=explode(" ", $ligne);
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$name_svc1=trim($proto_f[0],"#");
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$actif = False; $remove_line = false;
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foreach ($_POST as $key => $value)
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{
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if (strstr($key,'del-'))
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{
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$name_svc2 = str_replace('del-','',$key);
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if ($name_svc1 == $name_svc2)
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{
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$remove_line = True;
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break;
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}
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}
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if (strstr($key,'chk-'))
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{
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$name_svc2 = str_replace('chk-','',$key);
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if ($name_svc1 == $name_svc2)
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{
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$actif = True;
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break;
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}
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}
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}
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if (! $remove_line)
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{
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if (! $actif) { $line="#$name_svc1 $proto_f[1]";}
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else { $line="$name_svc1 $proto_f[1]";}
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fwrite($pointeur,$line);
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}
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}
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fclose($pointeur);
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}
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else {echo "$l_error_open_file $services_list";}
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exec ("sudo /usr/local/sbin/alcasar-nf.sh -on");
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break;
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}
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echo "<TABLE width=\"100%\" border=1 cellspacing=0 cellpadding=1>";
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echo "<tr><td valign=\"middle\" align=\"left\">";
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$pointeur = fopen("/usr/local/bin/alcasar-iptables.sh", "r");
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$result = False ;
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if ($pointeur)
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{
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while (!feof($pointeur))
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{
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$ligne = fgets($pointeur);
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if (preg_match('/^FILTERING="yes"/', $ligne, $r))
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{
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$result = True ;
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break;
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}
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}
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}
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fclose($pointeur);
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if ($result)
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{
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echo "<CENTER><H3>$l_netfilter_on</H3>$l_comment_on</CENTER>";
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echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
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echo "<input type=hidden name='choix' value=\"NF_Off\">";
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echo "<input type=submit value=\"$l_switch_off\">";
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}
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else
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{
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echo "<CENTER><H3>$l_netfilter_off</H3>$l_comment_off</CENTER>";
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echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
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echo "<input type=hidden name='choix' value=\"NF_On\">";
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echo "<input type=submit value=\"$l_switch_on\">";
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}
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echo "</FORM>";
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echo "</td></tr>";
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echo "</TABLE>";
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if ($result) require ('net_filter2.php');
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?>
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</BODY>
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</HTML>
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