html/cgi-bin/outgoingfw.cgi

   1 #!/usr/bin/perl
   2 #
   3 # IPFire CGIs
   4 #
   5 # This code is distributed under the terms of the GPL
   6 #
   7 # (c) The IPFire Team
   8 #
   9
  10 use strict;
  11 # enable only the following on debugging purpose
  12 use warnings;
  13 use CGI::Carp 'fatalsToBrowser';
  14
  15 require '/var/ipfire/general-functions.pl';
  16 require "${General::swroot}/lang.pl";
  17 require "${General::swroot}/header.pl";
  18
  19 my %outfwsettings = ();
  20 my %checked = ();
  21 my %selected= () ;
  22 my %netsettings = ();
  23 my $errormessage = "";
  24 my $configentry = "";
  25 my @configs = ();
  26 my @configline = ();
  27 my $p2pentry = "";
  28 my @p2ps = ();
  29 my @p2pline = ();
  30
  31 my $configfile = "/var/ipfire/outgoing/rules";
  32 my $p2pfile = "/var/ipfire/outgoing/p2protocols";
  33
  34 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
  35
  36 &Header::showhttpheaders();
  37
  38 ### Values that have to be initialized
  39 $outfwsettings{'ACTION'} = '';
  40 $outfwsettings{'VALID'} = 'yes';
  41 $outfwsettings{'EDIT'} = 'no';
  42 $outfwsettings{'NAME'} = '';
  43 $outfwsettings{'SNET'} = '';
  44 $outfwsettings{'SIP'} = '';
  45 $outfwsettings{'SPORT'} = '';
  46 $outfwsettings{'SMAC'} = '';
  47 $outfwsettings{'DIP'} = '';
  48 $outfwsettings{'DPORT'} = '';
  49 $outfwsettings{'PROT'} = '';
  50 $outfwsettings{'STATE'} = '';
  51 $outfwsettings{'DISPLAY_DIP'} = '';
  52 $outfwsettings{'DISPLAY_DPORT'} = '';
  53 $outfwsettings{'DISPLAY_SMAC'} = '';
  54 $outfwsettings{'DISPLAY_SIP'} = '';
  55 $outfwsettings{'POLICY'} = 'MODE0';
  56
  57 &General::readhash("${General::swroot}/outgoing/settings", \%outfwsettings);
  58 &Header::getcgihash(\%outfwsettings);
  59
  60 if ($outfwsettings{'POLICY'} eq 'MODE0'){ $selected{'POLICY'}{'MODE0'} = 'selected'; } else { $selected{'POLICY'}{'MODE0'} = ''; }
  61 if ($outfwsettings{'POLICY'} eq 'MODE1'){ $selected{'POLICY'}{'MODE1'} = 'selected'; } else { $selected{'POLICY'}{'MODE1'} = ''; }
  62 if ($outfwsettings{'POLICY'} eq 'MODE2'){ $selected{'POLICY'}{'MODE2'} = 'selected'; } else { $selected{'POLICY'}{'MODE2'} = ''; }
  63
  64 &Header::openpage('Ausgehende Firewall', 1, '');
  65
  66 print <<END
  67 <script type="text/javascript">
  68 <!--
  69 function BorderOn (id) { id.className='btnOn'  }
  70 function BorderOff(id) { id.className='btnOff' }
  71 //-->
  72 </script>
  73 <style type=text/css>
  74 .btnOn {
  75         border-right: #D5F0FF 2px Inset;
  76         border-top: #D5F0FF 2px Inset;
  77         border-left: #D5F0FF 2px Inset;
  78         border-bottom: #D5F0FF 2px Inset;
  79        text-align: Center;
  80        text-decoration: None;
  81         background-color: #FFFFFF;
  82 }
  83 .btnOff {
  84         border-right: #D5F0FF 2px Outset;
  85         border-top: #D5F0FF 2px Outset;
  86         border-left: #D5F0FF 2px Outset;
  87         border-bottom: #D5F0FF 2px Outset;
  88         text-align: Center;
  89         text-decoration: None;
  90         background-color: #FFFFFF;
  91 }
  92 </style>
  93 END
  94 ;
  95
  96 &Header::openbigbox('100%', 'left', '', $errormessage);
  97
  98 ############################################################################################################################
  99 ############################################################################################################################
 100
 101 if ($outfwsettings{'ACTION'} eq $Lang::tr{'reset'})
 102 {
 103         $outfwsettings{'POLICY'}='MODE0';
 104         unlink $configfile;
 105         system("/bin/touch $configfile");
 106         &General::writehash("${General::swroot}/outgoing/settings", \%outfwsettings);
 107 }
 108 if ($outfwsettings{'ACTION'} eq $Lang::tr{'save'})
 109 {
 110         &General::writehash("${General::swroot}/outgoing/settings", \%outfwsettings);
 111 }
 112 if ($outfwsettings{'ACTION'} eq 'enable')
 113 {
 114         open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
 115         @p2ps = <FILE>;
 116         close FILE;
 117         open( FILE, "> $p2pfile" ) or die "Unable to write $p2pfile";
 118         foreach $p2pentry (sort @p2ps)
 119         {
 120                 @p2pline = split( /\;/, $p2pentry );
 121                 if ($p2pline[1] eq $outfwsettings{'P2PROT'}) {
 122                         print FILE "$p2pline[0];$p2pline[1];on;\n";
 123                 } else {
 124                         print FILE "$p2pline[0];$p2pline[1];$p2pline[2];\n";
 125                 }
 126         }
 127         close FILE;
 128 }
 129 if ($outfwsettings{'ACTION'} eq 'disable')
 130 {
 131         open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
 132         @p2ps = <FILE>;
 133         close FILE;
 134         open( FILE, "> $p2pfile" ) or die "Unable to write $p2pfile";
 135         foreach $p2pentry (sort @p2ps)
 136         {
 137                 @p2pline = split( /\;/, $p2pentry );
 138                 if ($p2pline[1] eq $outfwsettings{'P2PROT'}) {
 139                         print FILE "$p2pline[0];$p2pline[1];off;\n";
 140                 } else {
 141                         print FILE "$p2pline[0];$p2pline[1];$p2pline[2];\n";
 142                 }
 143         }
 144         close FILE;
 145 }
 146 if ($outfwsettings{'ACTION'} eq $Lang::tr{'edit'})
 147 {
 148         open( FILE, "< $configfile" ) or die "Unable to read $configfile";
 149         @configs = <FILE>;
 150         close FILE;
 151         open( FILE, "> $configfile" ) or die "Unable to write $configfile";
 152         foreach $configentry (sort @configs)
 153         {
 154                 @configline = split( /\;/, $configentry );
 155                 unless  (($configline[0] eq $outfwsettings{'STATE'}) &&
 156                         ($configline[1] eq $outfwsettings{'ENABLED'}) &&
 157                         ($configline[2] eq $outfwsettings{'SNET'}) &&
 158                         ($configline[3] eq $outfwsettings{'PROT'}) &&
 159                         ($configline[4] eq $outfwsettings{'NAME'}) &&
 160                         ($configline[5] eq $outfwsettings{'SIP'}) &&
 161                         ($configline[6] eq $outfwsettings{'SMAC'}) &&
 162                         ($configline[7] eq $outfwsettings{'DIP'}) &&
 163                         ($configline[8] eq $outfwsettings{'DPORT'}))
 164                 {
 165                         print FILE $configentry;
 166                 }
 167         }
 168         close FILE;
 169         &addrule();
 170         &Header::closebigbox();
 171         &Header::closepage();
 172         exit
 173 }
 174 if ($outfwsettings{'ACTION'} eq $Lang::tr{'delete'})
 175 {
 176         open( FILE, "< $configfile" ) or die "Unable to read $configfile";
 177         @configs = <FILE>;
 178         close FILE;
 179         open( FILE, "> $configfile" ) or die "Unable to write $configfile";
 180         foreach $configentry (sort @configs)
 181         {
 182                 @configline = split( /\;/, $configentry );
 183                 unless  (($configline[0] eq $outfwsettings{'STATE'}) &&
 184                         ($configline[1] eq $outfwsettings{'ENABLED'}) &&
 185                         ($configline[2] eq $outfwsettings{'SNET'}) &&
 186                         ($configline[3] eq $outfwsettings{'PROT'}) &&
 187                         ($configline[4] eq $outfwsettings{'NAME'}) &&
 188                         ($configline[5] eq $outfwsettings{'SIP'}) &&
 189                         ($configline[6] eq $outfwsettings{'SMAC'}) &&
 190                         ($configline[7] eq $outfwsettings{'DIP'}) &&
 191                         ($configline[8] eq $outfwsettings{'DPORT'}))
 192                 {
 193                         print FILE $configentry;
 194                 }
 195         }
 196         close FILE;
 197 }
 198 if ($outfwsettings{'ACTION'} eq $Lang::tr{'add'})
 199 {
 200         if ( $outfwsettings{'VALID'} eq 'yes' ) {
 201                 open( FILE, ">> $configfile" ) or die "Unable to write $configfile";
 202                 print FILE <<END
 203 $outfwsettings{'STATE'};$outfwsettings{'ENABLED'};$outfwsettings{'SNET'};$outfwsettings{'PROT'};$outfwsettings{'NAME'};$outfwsettings{'SIP'};$outfwsettings{'SMAC'};$outfwsettings{'DIP'};$outfwsettings{'DPORT'};
 204 END
 205 ;
 206                 close FILE;
 207         } else {
 208                 $outfwsettings{'ACTION'} = 'Regel hinzufuegen';
 209         }
 210 }
 211 if ($outfwsettings{'ACTION'} eq 'Regel hinzufuegen')
 212 {
 213         &addrule();
 214         exit
 215 }
 216
 217 &General::readhash("${General::swroot}/outgoing/settings", \%outfwsettings);
 218
 219 if ($errormessage) {
 220         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 221         print "<class name='base'>$errormessage\n";
 222         print "&nbsp;</class>\n";
 223         &Header::closebox();
 224 }
 225
 226 ############################################################################################################################
 227 ############################################################################################################################
 228
 229 if ($outfwsettings{'POLICY'} ne 'MODE0'){
 230         &Header::openbox('100%', 'center', 'Rules');
 231                 print <<END
 232         <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 233         <input type='submit' name='ACTION' class='btnOff' onmouseover='BorderOn(this)' onmouseout='BorderOff(this)' value='Regel hinzufuegen'>
 234 END
 235 ;
 236         open( FILE, "< $configfile" ) or die "Unable to read $configfile";
 237         @configs = <FILE>;
 238         close FILE;
 239         if (@configs) {
 240                 print <<END
 241                 <hr>
 242                 <table border='0' width='100%' cellspacing='0'>
 243                 <tr><td bgcolor='lightgrey' width='14%'>Protokoll
 244                     <td bgcolor='lightgrey' width='14%'>Netzwerk
 245                     <td bgcolor='lightgrey' width='14%'>Ziel
 246                     <td bgcolor='lightgrey' width='14%'>Anmerkung
 247                     <td bgcolor='lightgrey' width='14%'>Politik
 248                     <td bgcolor='lightgrey' width='30%'>Aktionen
 249 END
 250 ;
 251                 foreach $configentry (sort @configs)
 252                         {
 253                                 @configline = split( /\;/, $configentry );
 254                                 $outfwsettings{'STATE'} = $configline[0];
 255                                 $outfwsettings{'ENABLED'} = $configline[1];
 256                                 $outfwsettings{'SNET'} = $configline[2];
 257                                 $outfwsettings{'PROT'} = $configline[3];
 258                                 $outfwsettings{'NAME'} = $configline[4];
 259                                 $outfwsettings{'SIP'} = $configline[5];
 260                                 $outfwsettings{'SMAC'} = $configline[6];
 261                                 $outfwsettings{'DIP'} = $configline[7];
 262                                 $outfwsettings{'DPORT'} = $configline[8];
 263                                 if ($outfwsettings{'DIP'} eq ''){ $outfwsettings{'DISPLAY_DIP'} = 'ALL'; } else { $outfwsettings{'DISPLAY_DIP'} = $outfwsettings{'DIP'}; }
 264                                 if ($outfwsettings{'DPORT'} eq ''){ $outfwsettings{'DISPLAY_DPORT'} = 'ALL'; } else { $outfwsettings{'DISPLAY_DPORT'} = $outfwsettings{'DPORT'}; }
 265                                 if ($outfwsettings{'STATE'} eq 'DENY'){ $outfwsettings{'DISPLAY_STATE'} = "<img src='/images/stock_stop.png' alt='DENY'>"; }
 266                                 if ($outfwsettings{'STATE'} eq 'ALLOW'){ $outfwsettings{'DISPLAY_STATE'} = "<img src='/images/stock_ok.png' alt='ALLOW'>"; }
 267                                 if ((($outfwsettings{'POLICY'} eq 'MODE1') && ($outfwsettings{'STATE'} eq 'ALLOW')) || (($outfwsettings{'POLICY'} eq 'MODE2') && ($outfwsettings{'STATE'} eq 'DENY'))){
 268                                         print <<END
 269                                         <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 270                                         <input type='hidden' name='PROT' value=$outfwsettings{'PROT'}>
 271                                         <input type='hidden' name='STATE' value=$outfwsettings{'STATE'}>
 272                                         <input type='hidden' name='SNET' value=$outfwsettings{'SNET'}>
 273                                         <input type='hidden' name='DPORT' value=$outfwsettings{'DPORT'}>
 274                                         <input type='hidden' name='DIP' value=$outfwsettings{'DIP'}>
 275                                         <input type='hidden' name='SIP' value=$outfwsettings{'SIP'}>
 276                                         <input type='hidden' name='NAME' value=$outfwsettings{'NAME'}>
 277                                         <input type='hidden' name='SMAC' value=$outfwsettings{'SMAC'}>
 278                                         <input type='hidden' name='ENABLED' value=$outfwsettings{'ENABLED'}>
 279                                         <tr><td align='center' bgcolor='#EAEAEA'>$outfwsettings{'PROT'}
 280                                             <td align='center' bgcolor='#EAEAEA'>$outfwsettings{'SNET'}
 281                                             <td align='center' bgcolor='#EAEAEA'>$outfwsettings{'DISPLAY_DIP'}:$outfwsettings{'DISPLAY_DPORT'}
 282                                             <td align='center' bgcolor='#EAEAEA'>$outfwsettings{'NAME'}
 283                                             <td align='center' bgcolor='#EAEAEA'>$outfwsettings{'DISPLAY_STATE'}
 284                                             <td align='right'  bgcolor='#EAEAEA'>
 285                                                 <button type='submit' name='ACTION' value=$Lang::tr{'edit'} class='btnOff' onmouseover='BorderOn(this)' onmouseout='BorderOff(this)'><img src='/images/edit.gif' width="20" height="20" alt=$Lang::tr{'edit'}></button>&nbsp;
 286                                                 <button type='submit' name='ACTION' value=$Lang::tr{'delete'} class='btnOff' onmouseover='BorderOn(this)' onmouseout='BorderOff(this)'><img src='/images/delete.gif' width="20" height="20" alt=$Lang::tr{'delete'}></button>
 287 END
 288 ;
 289                                         if (($outfwsettings{'SIP'}) || ($outfwsettings{'SMAC'})) {
 290                                                 unless ($outfwsettings{'SIP'}) { $outfwsettings{'DISPLAY_SIP'} = '---'; } else { $outfwsettings{'DISPLAY_SIP'} = $outfwsettings{'SIP'}; }
 291                                                 unless ($outfwsettings{'SMAC'}) { $outfwsettings{'DISPLAY_SMAC'} = '---'; } else { $outfwsettings{'DISPLAY_SMAC'} = $outfwsettings{'SMAC'}; }
 292                                                 print <<END
 293                                                 <tr><td width='14%' align='right' bgcolor='#FAFAFA'>Quell-IP-Adresse:
 294                                                     <td width='14%' align='left' bgcolor='#FAFAFA'>$outfwsettings{'DISPLAY_SIP'}
 295                                                     <td width='14%' align='right' bgcolor='#FAFAFA'>Quell-MAC-Adresse:
 296                                                     <td width='14%' align='left' bgcolor='#FAFAFA'>$outfwsettings{'DISPLAY_SMAC'}
 297                                                     <td width='44%' colspan='2' align='center' bgcolor='#FAFAFA'>
 298 END
 299 ;
 300                                         }
 301                                         print <<END
 302                                         </form>
 303 END
 304 ;
 305                                 }
 306                         }
 307                 print <<END
 308                 </table>
 309 END
 310 ;
 311
 312         }
 313         print <<END
 314         </form>
 315 END
 316 ;
 317         &Header::closebox();
 318 }
 319
 320 if ($outfwsettings{'POLICY'} eq 'MODE2'){
 321         open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
 322         @p2ps = <FILE>;
 323         close FILE;
 324         &Header::openbox('100%', 'center', 'P2P-Block');
 325         print <<END
 326         <table width='40%'>
 327                 <tr><td bgcolor='lightgrey' width='66%'>Protokoll
 328                     <td bgcolor='lightgrey' width='33%'>Status
 329 END
 330 ;
 331         foreach $p2pentry (sort @p2ps)
 332         {
 333                 @p2pline = split( /\;/, $p2pentry );
 334                 print <<END
 335                         <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 336                         <tr><td width='66%' align='center'>$p2pline[0]:
 337                             <td width='33%' align='center'><input type='hidden' name='P2PROT' value=$p2pline[1]>
 338 END
 339 ;
 340                 if ($p2pline[2] eq 'on') {
 341                         print <<END
 342                                 <input type='hidden' name='ACTION' value='disable'>
 343                                 <input type='image' name='submit' src='/images/stock_ok.png' alt=''>
 344 END
 345 ;
 346                 } else {
 347                         print <<END
 348                                 <input type='hidden' name='ACTION' value='enable'>
 349                                 <input type='image' name='submit' src='/images/stock_stop.png' alt=''>
 350 END
 351 ;
 352                 }
 353                 print <<END
 354                         </form>
 355 END
 356 ;
 357         }
 358         print <<END
 359         <tr><td colspan='2' align='center'>Klicken Sie auf die Symbole um das entsprechende P2P-Netz zu (de-)aktivieren.
 360         </table>
 361 END
 362 ;
 363         &Header::closebox();
 364 }
 365
 366 &Header::openbox('100%', 'center', 'Policy');
 367 print <<END
 368         <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 369         <table width='100%'>
 370                 <tr><td width='10%' align='right'><b>Modus 0:</b><td width='90%' align='left' colspan='2'>In diesem Modus ist es allen Rechnern im Netzwerk uneingeschraenkt moeglich Verbindungen ins Internet aufzubauen.
 371                 <tr><td width='10%' align='right'><b>Modus 1:</b><td width='90%' align='left' colspan='2'>In diesem Modus werden nur Verbindungen nach den oben definierten Regeln zugelassen.
 372                 <tr><td width='10%' align='right'><b>Modus 2:</b><td width='90%' align='left' colspan='2'>In diesem Modus werden saemtliche Verbindungen erlaubt, bis auf die oben definierten Block-Regeln.<br>Hier ist eine Besonderheit der P2P-Filter.
 373                 <tr><td colspan='3'><hr>
 374                 <tr><td width='10%' align='right'>      <select name='POLICY'><option value='MODE0' $selected{'POLICY'}{'MODE0'}>Modus 0</option><option value='MODE1' $selected{'POLICY'}{'MODE1'}>Modus 1</option><option value='MODE2' $selected{'POLICY'}{'MODE2'}>Modus 2</option></select>
 375                     <td width='45%' align='left'><input type='submit' name='ACTION' value=$Lang::tr{'save'}>
 376                     <td width='45%' align='right'>
 377 END
 378 ;
 379         if ($outfwsettings{'POLICY'} ne 'MODE0') {
 380                 print <<END
 381                     Alle Regeln loeschen: <input type='submit' name='ACTION' value=$Lang::tr{'reset'}>
 382 END
 383 ;
 384         }
 385 print <<END
 386         </table>
 387         </form>
 388 END
 389 ;
 390 &Header::closebox();
 391
 392 &Header::closebigbox();
 393 &Header::closepage();
 394
 395 ############################################################################################################################
 396 ############################################################################################################################
 397
 398 sub addrule
 399 {
 400         &Header::openbox('100%', 'center', 'Rules hinzufuegen');
 401         if ($outfwsettings{'EDIT'} eq 'no') { $selected{'ENABLED'} = 'checked'; }
 402         print <<END
 403         <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 404         <table width='80%'>
 405                 <tr><td width='20%' align='right'>Anmerkung: <img src='/blob.gif'>
 406                     <td width='30%' align='left'><input type='text' name='NAME' maxlength='30' value='$outfwsettings{'NAME'}'>
 407                     <td width='20%' align='right'>Aktiviert:
 408                     <td width='30%' align='left'><input type='checkbox' name='ENABLED' $selected{'ENABLED'}>
 409                 <tr><td width='20%' align='right'>Protokoll:
 410                     <td width='30%' align='left'><select name='PROT'><option value='tcp' $selected{'PROT'}{'TCP'}>TCP</option><option value='udp' $selected{'PROT'}{'UDP'}>UDP</option></select>
 411                     <td width='20%' align='right'>Sicherheitspolitik:
 412                     <td width='30%' align='left'>
 413 END
 414 ;
 415         if ($outfwsettings{'POLICY'} eq 'MODE1'){
 416                 print "\t\t\tALLOW<input type='hidden' name='STATE' value='ALLOW'>\n";
 417         } elsif ($outfwsettings{'POLICY'} eq 'MODE2'){
 418                 print "\t\t\tDENY<input type='hidden' name='STATE' value='DENY'>\n";
 419         }
 420         print <<END
 421                 <tr><td width='20%' align='right'>Quellnetz:
 422                     <td width='30%' align='left'><select name='SNET'>
 423                         <option value='all' $selected{'SNET'}{'ALL'}>alle</option>
 424                         <option value='green' $selected{'SNET'}{'GREEN'}>Gruen</option>
 425 END
 426 ;
 427         if (&Header::blue_used()){
 428                 print "\t\t\t<option value='blue' $selected{'SNET'}{'BLUE'}>Blau</option>\n";
 429         }
 430         if (&Header::orange_used()){
 431                 print "\t\t\t<option value='orange' $selected{'SNET'}{'ORANGE'}>Orange</option>\n";
 432         }
 433         print <<END
 434                         </select>
 435                     <td width='20%' align='right'>Quell-IP-Adresse: <img src='/blob.gif'>
 436                     <td width='30%' align='left'><input type='text' name='SIP' maxlength='15' value='$outfwsettings{'SIP'}'>
 437                 <tr><td width='50%' colspan='2'>&nbsp;
 438                     <td width='20%' align='right'>Quell-MAC-Adresse: <img src='/blob.gif'>
 439                     <td width='30%' align='left'><input type='text' name='SMAC' maxlength='23' value='$outfwsettings{'SMAC'}'>
 440                 <tr><td width='20%' align='right'>Ziel-IP-Adresse: <img src='/blob.gif'>
 441                     <td width='30%' align='left'><input type='text' name='DIP' maxlength='15' value='$outfwsettings{'DIP'}'>
 442                     <td width='20%' align='right'>Ziel-Port: <img src='/blob.gif'>
 443                     <td width='30%' align='left'><input type='text' name='DPORT' maxlength='5' value='$outfwsettings{'DPORT'}'>
 444                 <tr><td colspan='4'>
 445                 <tr><td width='40%' align='right' colspan='2'><img src='/blob.gif'> $Lang::tr{'this field may be blank'}
 446                     <td width='60%' align='left' colspan='2'><input type='submit' name='ACTION' value=$Lang::tr{'add'}>
 447         </table></form>
 448 END
 449 ;
 450         &Header::closebox();
 451 }
 452