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