Subversion Repositories ALCASAR

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Rev Author Line No. Line
318 richard 1
<!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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# Choice of language
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$Language = 'en';
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if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
14
  $Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
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  $Language = strtolower(substr(chop($Langue[0]),0,2)); }
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if($Language == 'fr'){
372 richard 17
  $l_title_antivir = "Antivirus de flux WEB";
364 franck 18
  $l_antivir_on="L'antivirus de flux WEB est actuellement activ&eacute;";
19
  $l_antivir_off="L'antivirus de flux WEB est actuellement désactiv&eacute;";
318 richard 20
  $l_switch_antivir_on="Activer l'antivirus";
364 franck 21
  $l_switch_antivir_off="D&eacute;sactiver l'antivirus";
859 richard 22
  $l_title_ip_block="Filtrage d'adresses IP";
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  $l_ip_address="Adresses IP (ou addresse de réseau) bloquées";
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  $l_blocked_ip_address="Adresses IP";
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  $l_blocked_ip_address_comment="Commentaires";
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  $l_blocked="Bloquée";
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  $l_ip_block_explain="Liste des adresses IP (ou adresses IP de réseaux) bloquées";
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  $l_remove="Retirer de la liste";
791 richard 29
  $l_title_proto = "Filtrage de protocoles r&eacute;seau";
372 richard 30
  $l_netfilter_on="Le filtrage de protocoles r&eacute;seau est actuellement activ&eacute;";
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  $l_netfilter_off="Le filtrage de protocoles réseau est actuellement désactiv&eacute";
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  $l_switch_on="Activer le filtrage";
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  $l_switch_off="D&eacute;sactiver le filtrage";
318 richard 34
  $l_comment_on="&Agrave; l'exclusion du WEB (port 80), les protocoles r&eacute;seau sont interdits.<BR>Choisissez ci-dessous les protocoles que vous autorisez";
364 franck 35
  $l_comment_off="(tous les protocoles réseau sont autoris&eacute;s)";
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  $l_protocols="Protocoles autoris&eacute;s";
318 richard 37
  $l_error_open_file="Erreur d'ouverture du fichier";
859 richard 38
  $l_port="Numéro de port";
39
  $l_proto="Nom du protocole";
364 franck 40
  $l_enabled="Autoris&eacute;";
318 richard 41
  $l_add_to_list="Ajouter &agrave; la liste";
861 richard 42
  $l_save="Enregistrer les modifications";
318 richard 43
}
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else {
372 richard 45
  $l_title_antivir = "WEB antivirus";
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  $l_antivir_on="Actually, the WEB antivirus is on";
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  $l_antivir_off="Actually, the WEB antivirus is off";
318 richard 48
  $l_switch_antivir_on="Switch the antivirus on";
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  $l_switch_antivir_off="Switch the antivirus off";
859 richard 50
  $l_title_ip_block="IP address filter";
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  $l_ip_address="IP address (or network IP address)";
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  $l_blocked_ip_address="IP addresses";
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  $l_blocked_ip_address_comment="Comments";
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  $l_blocked="Blocked";
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  $l_ip_block_explain="List of blocked IP addresses (or network IP adresses)";
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  $l_remove="Remove from list";
791 richard 57
  $l_title_proto = "Network protocols filter";
372 richard 58
  $l_netfilter_on="Actually, the network protocols filter is enable";
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  $l_netfilter_off="Actually, the network protocols filter is disable";
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  $l_switch_on="Switch the Filter on";
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  $l_switch_off="Switch the Filter off";
318 richard 62
  $l_comment_on="(choose the authorized network protocols)";
859 richard 63
  $l_comment_on="Except for the WEB (port 80), all protocols are blocked.<BR>Choose in the list below, the protocols you want authorize";
318 richard 64
  $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";
859 richard 67
  $l_port="Port number";
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  $l_proto="protocol name";
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  $l_enabled="Authorized";
318 richard 70
  $l_add_to_list="Add to the list";
861 richard 71
  $l_save="Save changes";
318 richard 72
}
859 richard 73
/********************
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*  TEST CONF FILES  *
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*********************/
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define ("SERVICES_LIST", "/usr/local/etc/alcasar-services");
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define ("CONF_FILE", "/usr/local/etc/alcasar.conf");
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define ("IP_BLOCKED", "/usr/local/etc/alcasar-ip-blocked");
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$conf_files=array(SERVICES_LIST,CONF_FILE,IP_BLOCKED);
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foreach ($conf_files as $file){
81
if (!file_exists($file)){
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	exit("Requested file ".$file." isn't present");}
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if (!is_readable($file)){
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	exit("Can't read the file ".$file);}
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}
861 richard 86
/**********************************
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*	Read ALCASAR CONF_FILE    *
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***********************************/
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$ouvre=fopen(CONF_FILE,"r");
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if ($ouvre){
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	while (!feof ($ouvre))
92
	{
93
		$tampon = fgets($ouvre, 4096);
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		if (strpos($tampon,"=")!==false){
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			$tmp = explode("=",$tampon);
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			$conf[$tmp[0]] = $tmp[1];
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		}
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	}
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}else{
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	exit("Erreur d'ouverture du fichier ".CONF_FILE);
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}
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fclose($ouvre);
859 richard 103
 
318 richard 104
if (isset($_POST['choix'])){$choix=$_POST['choix'];} else {$choix="";}
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switch ($choix)
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{
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case 'AV_On' :
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	exec ("sudo /usr/local/sbin/alcasar-havp.sh -on");
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	break;
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case 'AV_Off' :
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	exec ("sudo /usr/local/sbin/alcasar-havp.sh -off");
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	break;
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case 'NF_On' :
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	exec ("sudo /usr/local/sbin/alcasar-nf.sh -on");
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	break;
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case 'NF_Off' :
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	exec ("sudo /usr/local/sbin/alcasar-nf.sh -off");
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	break;
859 richard 119
case 'new_port' :
318 richard 120
	if ((trim($_POST['add_port']) != "80") and ($_POST['add_port'] != "") and ($_POST['add_proto'] != "") and (is_numeric($_POST['add_port'])))
121
		{
860 richard 122
		$_POST['add_proto'] = str_replace (CHR(32),"-",$_POST['add_proto']);
859 richard 123
		$tab=file(SERVICES_LIST);
860 richard 124
		$insert = true;
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		if ($tab) // file isn't empty
318 richard 126
			{
860 richard 127
			foreach ($tab as $line)  //test if port doesn't already exist
318 richard 128
				{
859 richard 129
				$proto_f=explode(" ", $line);
318 richard 130
				if (trim($_POST['add_port']) == trim($proto_f[1])) {$insert = false;}
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				}
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			}
860 richard 133
		if ($insert == true) 
134
			{
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			$line = "\n" . "#" . trim($_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/bin/alcasar-file-clean.sh");
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			}
318 richard 141
		}
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	break;
859 richard 143
case 'new_ip' :
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	if (trim($_POST['add_ip']) != "") 
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		{
860 richard 146
		$_POST['add_comment'] = str_replace (CHR(32),"-",$_POST['add_comment']);
859 richard 147
		$tab=file(IP_BLOCKED);
860 richard 148
		$insert = true;
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		if ($tab) // file isn't empty
859 richard 150
			{
860 richard 151
			foreach ($tab as $line) // test if IP address doesn't already exist
859 richard 152
				{
860 richard 153
				$IP_f=explode(" ", $line);
870 richard 154
				if (strcmp (trim($_POST['add_ip']),trim(trim($IP_f[0],"#"))) == 0)
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					{
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					$insert = false;
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					break;
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					}
859 richard 159
				}
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			}
860 richard 161
		if ($insert == true) 
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			{
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			$line ="\n" . "#".trim($_POST['add_ip']) . " " . trim($_POST['add_comment']);
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			$pointeur=fopen(IP_BLOCKED,"a");
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			fwrite ($pointeur, $line);
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			fclose ($pointeur);
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			exec ("sudo /usr/local/bin/alcasar-file-clean.sh");
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			}
859 richard 169
		}
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	break;
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case 'change_port' :
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	$tab=file(SERVICES_LIST);
318 richard 173
	if ($tab)
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		{
859 richard 175
// authorize/block protocols
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		$pointeur=fopen(SERVICES_LIST,"w+");
318 richard 177
		foreach ($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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						$remove_line = True;
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						}
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					}
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				if (strstr($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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		}
860 richard 211
	exec ("sudo /usr/local/bin/alcasar-iptables.sh -on");
318 richard 212
	break;
859 richard 213
case 'change_ip' :
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	$tab=file(IP_BLOCKED);
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	if ($tab)
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		{
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// authorize/block IPs 
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		$pointeur=fopen(IP_BLOCKED,"w+");
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		foreach ($tab as $ligne)
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			{
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			$ip_f=explode(" ", $ligne);
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			$ip_blocked1=trim($ip_f[0],"#");
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			$actif = False; $remove_line = false;
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			foreach ($_POST as $key => $value)
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				{
860 richard 226
				$key = str_replace ("_",".",$key); // dot are replace by '_' in post request
859 richard 227
				if (strstr($key,'del-'))
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					{
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					$ip_blocked2 = str_replace('del-','',$key);
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					if ($ip_blocked1 == $ip_blocked2)
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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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					$ip_blocked2 = str_replace('chk-','',$key);
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					if ($ip_blocked1 == $ip_blocked2)
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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) {	$line="#$ip_blocked1 $ip_f[1]";}
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				else { $line="$ip_blocked1 $ip_f[1]";}
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				fwrite($pointeur,$line);
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				}
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			}
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		fclose($pointeur);
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		}
860 richard 255
	exec ("sudo /usr/local/bin/alcasar-iptables.sh");
859 richard 256
	break;
318 richard 257
	}
612 richard 258
# default values
859 richard 259
if (is_file (CONF_FILE))
612 richard 260
	{
859 richard 261
	$tab=file(CONF_FILE);
612 richard 262
	if ($tab)
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		{
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		foreach ($tab as $line)
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			{
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			$field=explode("=", $line);
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			if ($field[0] == "PROTOCOLS_FILTERING")	{$PROTOCOLS_FILTERING=trim($field[1]);}
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			if ($field[0] == "WEB_ANTIVIRUS")	{$WEB_ANTIVIRUS=trim($field[1]);}
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			}
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		}
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	}
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echo "<tr><th>$l_title_antivir</th></tr>";
318 richard 273
?>
612 richard 274
<tr bgcolor=#FFCC66><td><img src=/images/pix.gif width=1 height=2></td></tr>
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</TABLE>
318 richard 276
<TABLE width="100%" border=1 cellspacing=0 cellpadding=0>
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	<tr><td valign="middle" align="left">
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<?php
612 richard 279
if ($WEB_ANTIVIRUS == "on")
318 richard 280
	{
281
	echo "<CENTER><H3>$l_antivir_on</H3></CENTER>";
282
 	echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
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	echo "<input type=hidden name='choix' value=\"AV_Off\">";
284
	echo "<input type=submit value=\"$l_switch_antivir_off\">";
285
}
286
else
287
	{
288
	echo "<CENTER><H3>$l_antivir_off</H3></CENTER>";
289
 	echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
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	echo "<input type=hidden name='choix' value=\"AV_On\">";
291
	echo "<input type=submit value=\"$l_switch_antivir_on\">";
292
	}
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?>
294
</FORM>
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</td></tr>
372 richard 296
</table>
297
<TABLE width="100%" border=0 cellspacing=0 cellpadding=0>
859 richard 298
<tr><th><?echo "$l_title_ip_block";?></th></tr>
372 richard 299
<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
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</table>
859 richard 301
<table width="100%" border=1 cellspacing=0 cellpadding=1>
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<tr><td colspan=2 align="center">
303
<?
304
echo "$l_ip_block_explain</td></tr>";
305
echo "<tr><td align='center' valign='middle'>";
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echo "<FORM action='$_SERVER[PHP_SELF]' method='POST'>";
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echo "<input type=hidden name='choix' value=\"IP_block_filter\">";
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echo "<table cellspacing=2 cellpadding=2 border=1>";
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echo "<tr><th>$l_blocked_ip_address<th>$l_blocked_ip_address_comment<th>$l_blocked<th>$l_remove</tr>";
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// Read the "IP_block" file
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$tab=file(IP_BLOCKED);
312
if ($tab)  # the file isn't empty
790 richard 313
	{
859 richard 314
	foreach ($tab as $line)
315
		{
316
		if (trim($line) != '') # the line isn't empty
317
			{
318
			$blocked_ip=explode(" ", $line);
319
			$ip_addr=trim($blocked_ip[0],"#");
860 richard 320
			$comment=trim($blocked_ip[1]);
321
			if ($comment ==''){$comment="&nbsp;";}
322
			echo "<tr><td>$ip_addr<td>$comment";
859 richard 323
			echo "<td><input type='checkbox' name='chk-$ip_addr'";
324
			if (preg_match('/^#/',$line, $r)) {
325
				echo ">";}
326
			else {
327
				echo "checked>";}
861 richard 328
			echo "<td>";
329
			if (strcmp (trim($ip_addr),trim($conf["PUBLIC_IP"]))) {
330
				echo "<input type='checkbox' name='del-$ip_addr'>";}
331
			else {
332
				echo "&nbsp;";}
859 richard 333
			echo "</tr>";
334
			}
335
		}
790 richard 336
	}
337
?>
859 richard 338
</table>
339
<input type='hidden' name='choix' value='change_ip'>
861 richard 340
<input type='submit' value='<?echo"$l_save";?>'>
859 richard 341
</form></td><td valign='middle' align='center'>
342
<form action='<?echo"$_SERVER[PHP_SELF]"?>' method='POST'>
343
<table cellspacing=2 cellpadding=3 border=1>
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<tr><th><?echo"$l_ip_address<th>$l_blocked_ip_address_comment";?>
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<td></td></tr>
346
<tr><td>exemple1 : 15.25.26.27 <br>exemple2 : 18.20.20.0/24</td><td>exemple1 : CERT alert<br>exemple2 : LAN of zombies</td><td></td></tr>
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<tr><td><input type='text' name='add_ip' size='17'></td>
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<td><input type='text' name='add_comment' size='10'></td>
349
<input type='hidden' name='choix' value='new_ip'>
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<td><input type='submit' value='<?echo"$l_add_to_list";?>'></td>
351
</tr></table>
352
</form>
790 richard 353
</td></tr>
354
</table>
355
<TABLE width="100%" border=0 cellspacing=0 cellpadding=0>
356
<tr><th><?echo "$l_title_proto";?></th></tr>
357
<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
358
</table>
359
<TABLE width="100%" border=1 cellspacing=0 cellpadding=0>
859 richard 360
<tr>
318 richard 361
<?
612 richard 362
if ($PROTOCOLS_FILTERING == "on")
318 richard 363
	{
859 richard 364
	echo "<td colspan=\"2\" valign=\"middle\" align=\"left\">";
318 richard 365
	echo "<CENTER><H3>$l_netfilter_on</H3>$l_comment_on</CENTER>";
366
	echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
367
	echo "<input type=hidden name='choix' value=\"NF_Off\">";
368
	echo "<input type=submit value=\"$l_switch_off\">";
859 richard 369
	echo "</FORM></td></tr>";
370
	require ('net_filter2.php');
318 richard 371
	}
372
else
373
	{
859 richard 374
	echo "<td valign=\"middle\" align=\"left\">";
318 richard 375
	echo "<CENTER><H3>$l_netfilter_off</H3>$l_comment_off</CENTER>";
376
 	echo "<FORM action='$_SERVER[PHP_SELF]' method=POST>";
377
	echo "<input type=hidden name='choix' value=\"NF_On\">";
378
	echo "<input type=submit value=\"$l_switch_on\">";
859 richard 379
	echo "</FORM></td></tr>";
380
	echo "</table></body></html>";
318 richard 381
	}
382
?>