Subversion Repositories ALCASAR

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Rev Author Line No. Line
2134 richard 1
<!DOCTYPE html "-//W3C//DTD HTML 4.01 Transitional//EN">
1521 richard 2
<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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<?
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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_remove="Retirer de la liste";
2134 richard 17
  $l_title_proto = "Filtrage prersonnalisée de protocoles réseau";
2303 richard 18
  $l_comment="Définissez ici la liste personalisée de protocoles réseau filtrés. Vous pouvez ensuite l'attribuer à des utilisateurs (cf. creation/gestion des utilisateurs).";
2134 richard 19
  $l_protocols="Protocoles autorisés";
1521 richard 20
  $l_error_open_file="Erreur d'ouverture du fichier";
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  $l_port="Numéro de port";
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  $l_proto="Nom du protocole";
2134 richard 23
  $l_enabled="Autorisé";
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  $l_add_to_list="Ajouter à la liste";
1521 richard 25
  $l_save="Enregistrer les modifications";
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}
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else {
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  $l_remove="Remove from list";
2134 richard 29
  $l_title_proto = "Custom network protocols filter";
2303 richard 30
  $l_comment="You can define here the custom network protocols filtering. Then, You can assign it to a user (see create/manage users)";
1521 richard 31
  $l_protocols="Authorize protocols";
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  $l_error_open_file="Error opening the file";
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  $l_port="Port number";
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  $l_proto="protocol name";
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  $l_enabled="Authorized";
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  $l_add_to_list="Add to the list";
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  $l_save="Save changes";
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}
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/********************
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*  TEST CONF FILES  *
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*********************/
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define ("SERVICES_LIST", "/usr/local/etc/alcasar-services");
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define ("CONF_FILE", "/usr/local/etc/alcasar.conf");
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$conf_files=array(SERVICES_LIST,CONF_FILE);
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foreach ($conf_files as $file){
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if (!file_exists($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 ".$file);}
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}
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/**********************************
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*	Read ALCASAR CONF_FILE    *
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***********************************/
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$ouvre=fopen(CONF_FILE,"r");
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if ($ouvre){
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	while (!feof ($ouvre))
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	{
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		$tampon = fgets($ouvre, 4096);
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		if (strpos($tampon,"=")!==false){
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			$tmp = explode("=",$tampon);
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			$conf[$tmp[0]] = $tmp[1];
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		}
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	}
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	fclose($ouvre);
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}
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if (isset($_POST['choix'])){$choix=$_POST['choix'];} else {$choix="";}
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switch ($choix)
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{
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case 'new_port' :
2184 richard 71
	if (($_POST['add_port'] != "") and ($_POST['add_proto'] != "") and (is_numeric($_POST['add_port'])))
1521 richard 72
		{
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		$_POST['add_proto'] = str_replace (CHR(32),"-",$_POST['add_proto']);
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		$tab=file(SERVICES_LIST);
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		$insert = true;
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		if ($tab) // file isn't empty
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			{
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			foreach ($tab as $line)  //test if port doesn't already exist
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				{
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				$proto_f=explode(" ", $line);
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				if (trim($_POST['add_port']) == trim($proto_f[1])) {$insert = false;}
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				}
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			}
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		if ($insert == true) 
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			{
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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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			}
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		}
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	break;
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case 'change_port' :
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	$tab=file(SERVICES_LIST);
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	if ($tab)
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		{
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// authorize/block protocols
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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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						$remove_line = True;
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						}
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					}
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				if (strstr($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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		}
2184 richard 134
	exec ("sudo /usr/local/bin/alcasar-iptables.sh");
1521 richard 135
	break;
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	}
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?>
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<TABLE width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><th><?echo "$l_title_proto";?></th></tr>
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<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
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</table>
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<TABLE width="100%" border=1 cellspacing=0 cellpadding=0>
2134 richard 143
<tr><td colspan="2" valign="middle" align="left">
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<? echo "<CENTER>$l_comment</CENTER>";?>
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<tr><td valign="middle" align="center">
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<form action='protocols_filter.php' method='POST'>
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<table cellspacing=2 cellpadding=3 border=1>
1521 richard 148
<?
2134 richard 149
echo "<tr><th>$l_port<th>$l_proto<th>$l_enabled<th>$l_remove</tr>";
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// Read and compute the protocols list
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$tab=file(SERVICES_LIST);
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if ($tab) # the file isn't empty
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	{
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	foreach ($tab as $line)
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		{
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		if (trim($line) != '') # the line isn't empty
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			{
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			$proto=explode(" ", $line);
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			$name_svc=trim($proto[0],"#");
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			echo "<tr><td>$proto[1]<td>$name_svc";
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			echo "<td><input type='checkbox' name='chk-$name_svc'";
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			// if the line is commented -> protocol is not allowed
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			if (preg_match('/^#/',$line, $r)) {
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				echo ">";}
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			else {
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				echo "checked>";}
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			echo "<td>";
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			if ($name_svc != "icmp") {
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				echo "<input type='checkbox' name='del-$name_svc'>";}
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			else {
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				echo "&nbsp;";}		
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			echo "</tr>";
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			}
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		}
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	}
1521 richard 176
?>
2134 richard 177
</table>
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<input type='hidden' name='choix' value='change_port'>
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<input type='submit' value='<?echo"$l_save";?>'>
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</form></td><td valign='middle' align='center'>
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<form action='protocols_filter.php' method='POST'>
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<table cellspacing=2 cellpadding=3 border=1>
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<tr><th><?echo"$l_port<th>$l_proto"?></tr>
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<tr><td><input type='text' name='add_port' size='5'></td>
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<td><input type='text' name='add_proto' size='10'></td>
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<td><input type='hidden' name='choix' value='new_port'>
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<input type='submit' value='<?echo"$l_add_to_list";?>'></td>
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</tr></table>
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</form>
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</td></tr>
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</TABLE>
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</BODY>
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</HTML>
2006 raphael.pi 194