html/cgi-bin/logs.cgi/firewalllogport.dat

   1 #!/usr/bin/perl
   2 #
   3 # SmoothWall CGIs
   4 #
   5 # This code is distributed under the terms of the GPL
   6 #
   7 # JC HERITIER
   8 # page inspired from the initial firewalllog.dat
   9 #
  10 # Modified for IPFire by Christian Schmidt
  11 #                            and Michael Tremer (www.ipfire.org)
  12
  13 use strict;
  14
  15 # enable only the following on debugging purpose
  16 use warnings;
  17 use CGI::Carp 'fatalsToBrowser';
  18
  19 require '/var/ipfire/general-functions.pl';
  20 require "${General::swroot}/lang.pl";
  21 require "${General::swroot}/header.pl";
  22
  23 use POSIX();
  24
  25 #workaround to suppress a warning when a variable is used only once
  26 my @dummy = ( ${Header::table2colour} );
  27 undef (@dummy);
  28
  29 my %cgiparams=();
  30 my %settings=();
  31 my $pienumber;
  32 my $otherspie;
  33 my $showpie;
  34 my $sortcolumn;
  35 my $errormessage = '';
  36
  37 $cgiparams{'pienumber'} = 10;
  38 $cgiparams{'otherspie'} = 1;
  39 $cgiparams{'showpie'} = 1;
  40 $cgiparams{'sortcolumn'} = 1;
  41
  42 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
  43         'Sep', 'Oct', 'Nov', 'Dec' );
  44 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
  45         $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
  46         $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
  47         $Lang::tr{'december'} );
  48
  49 my @now = localtime();
  50 my $dow = $now[6];
  51 my $doy = $now[7];
  52 my $tdoy = $now[7];
  53 my $year = $now[5]+1900;
  54
  55 $cgiparams{'DAY'} = $now[3];
  56 $cgiparams{'MONTH'} = $now[4];
  57 $cgiparams{'ACTION'} = '';
  58
  59 &General::readhash("${General::swroot}/fwlogs/portsettings", \%settings);
  60 if ($settings{'pienumber'} != 0) { $cgiparams{'pienumber'} = $settings{'pienumber'} };
  61 if ($settings{'otherspie'} != 0) { $cgiparams{'otherspie'} = $settings{'otherspie'} };
  62 if ($settings{'showpie'} != 0) { $cgiparams{'showpie'} = $settings{'showpie'} };
  63 if ($settings{'sortcolumn'} != 0) { $cgiparams{'sortcolumn'} = $settings{'sortcolumn'} };
  64
  65 &Header::getcgihash(\%cgiparams);
  66 if ($cgiparams{'pienumber'} != 0) { $settings{'pienumber'} = $cgiparams{'pienumber'} };
  67 if ($cgiparams{'otherspie'} != 0) { $settings{'otherspie'} = $cgiparams{'otherspie'} };
  68 if ($cgiparams{'showpie'} != 0) { $settings{'showpie'} = $cgiparams{'showpie'} };
  69 if ($cgiparams{'sortcolumn'} != 0) { $settings{'sortcolumn'} = $cgiparams{'sortcolumn'} };
  70
  71 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'})
  72 {
  73    &General::writehash("${General::swroot}/fwlogs/portsettings", \%settings);
  74 }
  75
  76 my $start = -1;
  77 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
  78 {
  79         my @temp = split(',',$ENV{'QUERY_STRING'});
  80         $start = $temp[0];
  81         $cgiparams{'MONTH'} = $temp[1];
  82         $cgiparams{'DAY'} = $temp[2];
  83 }
  84
  85 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
  86     !($cgiparams{'DAY'} =~ /^(1|2|3|4|5|6|7|8|9|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31)$/))
  87 {
  88         $cgiparams{'DAY'} = $now[3];
  89         $cgiparams{'MONTH'} = $now[4];
  90 }
  91 elsif($cgiparams{'ACTION'} eq '>>')
  92 {
  93         my @temp_then=();
  94         my @temp_now = localtime(time);
  95         $temp_now[4] = $cgiparams{'MONTH'};
  96         $temp_now[3] = $cgiparams{'DAY'};
  97         @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
  98            ## Retrieve the same time on the next day -
  99            ## 86400 seconds in a day
 100         $cgiparams{'MONTH'} = $temp_then[4];
 101         $cgiparams{'DAY'} = $temp_then[3];
 102 }
 103 elsif($cgiparams{'ACTION'} eq '<<')
 104 {
 105         my @temp_then=();
 106         my @temp_now = localtime(time);
 107         $temp_now[4] = $cgiparams{'MONTH'};
 108         $temp_now[3] = $cgiparams{'DAY'};
 109         @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
 110            ## Retrieve the same time on the previous day -
 111            ## 86400 seconds in a day
 112         $cgiparams{'MONTH'} = $temp_then[4];
 113         $cgiparams{'DAY'} = $temp_then[3];
 114 }
 115
 116 if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
 117 {
 118         my @then = ();
 119         if ( (  $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
 120                         ( $cgiparams{'MONTH'} > $now[4] ) ) {
 121                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
 122         } else {
 123                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
 124         }
 125         $tdoy = $then[7];
 126         my $lastleap=($year-1)%4;
 127         if ($tdoy>$doy) {
 128                 if ($lastleap == 0 && $tdoy < 60) {
 129                         $doy=$tdoy+366;
 130                 } else {
 131                         $doy=$doy+365;
 132                 }
 133         }
 134 }
 135
 136 my $datediff=0;
 137 my $dowd=0;
 138 my $multifile=0;
 139 if ($tdoy ne $doy) {
 140         $datediff=int(($doy-$tdoy)/7);
 141         $dowd=($doy-$tdoy)%7;
 142         if (($dow-$dowd)<1) {
 143                 $datediff=$datediff+1;
 144         }
 145         if (($dow-$dowd)==0) {
 146                 $multifile=1;
 147         }
 148 }
 149
 150 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
 151 my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
 152 my $day = $cgiparams{'DAY'};
 153 my $daystr='';
 154 if ($day <= 9) {
 155         $daystr = " $day"; }
 156 else {
 157         $daystr = $day;
 158 }
 159
 160 my $skip=0;
 161 my $filestr='';
 162 if ($datediff==0) {
 163         $filestr="/var/log/messages";
 164 } else {
 165        $filestr="/var/log/messages.$datediff";
 166        $filestr = "$filestr.gz" if -f "$filestr.gz";
 167 }
 168
 169 if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 170         $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 171         $skip=1;
 172         # Note: This is in case the log does not exist for that date
 173 }
 174 my $lines = 0;
 175 my @log=();
 176
 177 if (!$skip)
 178 {
 179         while (<FILE>)
 180         {
 181                 if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 182                         $log[$lines] = $_;
 183                         $lines++;
 184                 }
 185         }
 186         close (FILE);
 187 }
 188
 189 $skip=0;
 190 if ($multifile) {
 191         $datediff=$datediff-1;
 192         if ($datediff==0) {
 193                 $filestr="/var/log/messages";
 194         } else {
 195                 $filestr="/var/log/messages.$datediff";
 196                 $filestr = "$filestr.gz" if -f "$filestr.gz";
 197         }
 198         if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 199                 $errormessage="$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 200                 $skip=1;
 201         }
 202         if (!$skip) {
 203                 while (<FILE>) {
 204                         if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 205                                 $log[$lines] = $_;
 206                                 $lines++;
 207                         }
 208                 }
 209                 close (FILE);
 210         }
 211 }
 212
 213 my $MODNAME="fwlogs";
 214
 215 &Header::showhttpheaders();
 216 &Header::openpage($Lang::tr{'firewall log'}, 1, '');
 217 &Header::openbigbox('100%', 'left', '', $errormessage);
 218
 219 if ($errormessage) {
 220         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 221         print "<font class='base'>$errormessage&nbsp;</font>\n";
 222         &Header::closebox();
 223 }
 224
 225 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
 226
 227 print <<END
 228 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 229 <table width='100%'>
 230 <tr>
 231         <td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
 232         <td width='10%'>
 233         <select name='MONTH'>
 234 END
 235 ;
 236 my $month;
 237 for ($month = 0; $month < 12; $month++)
 238 {
 239         print "\t<option ";
 240         if ($month == $cgiparams{'MONTH'}) {
 241                 print "selected='selected' "; }
 242         print "value='$month'>$longmonths[$month]</option>\n";
 243 }
 244 print <<END
 245         </select>
 246         </td>
 247         <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
 248         <td width='40%'>
 249         <select name='DAY'>
 250 END
 251 ;
 252 for ($day = 1; $day <= 31; $day++)
 253 {
 254         print "\t<option ";
 255         if ($day == $cgiparams{'DAY'}) {
 256                 print "selected='selected' "; }
 257         print "value='$day'>$day</option>\n";
 258 }
 259
 260 if( $cgiparams{'pienumber'} != 0){$pienumber=$cgiparams{'pienumber'};}
 261 if( $cgiparams{'otherspie'} != 0){$otherspie=$cgiparams{'otherspie'};}
 262 if( $cgiparams{'showpie'} != 0){$showpie=$cgiparams{'showpie'};}
 263 if( $cgiparams{'sortcolumn'} != 0){$sortcolumn=$cgiparams{'sortcolumn'};}
 264
 265 print <<END
 266 </select>
 267 </td>
 268 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
 269 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
 270 <td width='20%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
 271 </tr>
 272 </table>
 273 <table width='100%'>
 274 <tr><td width='20%' align='right' valign="center">$Lang::tr{'Number of Ports for the pie chart'}:</td>
 275     <td width='10%' align='left' valign="center"><input type='text' name='pienumber' value='$pienumber' size='4'></td>
 276     <td width='20%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td></tr>
 277        </table>
 278        </form>
 279 END
 280 ;
 281
 282 &Header::closebox();
 283
 284 &Header::openbox('100%', 'left', 'Firewall Logs');
 285 print "<p><b>$Lang::tr{'firewall hits'} $longmonthstr $daystr: $lines</b></p>";
 286
 287 my $linesjc = 0;
 288 my %tabjc;
 289
 290 if ($pienumber == -1 || $pienumber > $lines || $sortcolumn == 2) { $pienumber = $lines; };
 291 $lines = 0;
 292 foreach $_ (@log)
 293 {
 294   if($_ =~  /DPT\=([\d\.]+)/){
 295     $tabjc{$1} = $tabjc{$1} + 1 ;
 296     if(($tabjc{$1} == 1) && ($lines < $pienumber)) { $lines = $lines + 1; }
 297     $linesjc++;
 298   }
 299 }
 300
 301 $pienumber = $lines;
 302
 303 my @keytabjc = keys %tabjc;
 304
 305 my @slice;
 306 my $go;
 307 my $nblinejc;
 308
 309 if( $cgiparams{'linejc'} eq 'all' ){ $nblinejc = $linesjc; $go=1; }
 310 if( ($cgiparams{'linejc'} != 0) && ($cgiparams{'linejc'} ne 'all') ){ $nblinejc = $cgiparams{'linejc'}; $go=1;}
 311 if( $go != 1){ $nblinejc = 1000; }
 312
 313 my @key;
 314 my @value;
 315 my $indice=0;
 316 my @tabjc2;
 317
 318 if ($sortcolumn == 1)
 319 {
 320         @tabjc2 = sort { $b <=> $a } values (%tabjc);
 321 }
 322 else
 323 {
 324         @tabjc2 = sort { $a <=> $b } keys (%tabjc);
 325 }
 326
 327 my $color=10;
 328
 329
 330
 331 ##############################################
 332 #pie chart generation
 333 use GD::Graph::pie;
 334 use GD::Graph::colour;
 335 #ports sort by hits number
 336 #(port - number_of_hit) sorted by number_of_hit
 337 my $v;
 338
 339 if ($sortcolumn == 1)
 340 {
 341         for ($v=0;$v<$pienumber;$v++){
 342           findkey($tabjc2[$v]);
 343         }
 344 }
 345 else
 346 {
 347         foreach $v (@tabjc2) {
 348           $key[$indice] = $v;
 349           $value[$indice] = $tabjc{$v};
 350           $indice++;
 351         }
 352 }
 353
 354 my @ports;
 355 my @numb;
 356
 357 @ports = @key;
 358 @numb = @value;
 359
 360 my $o;
 361
 362 if($cgiparams{'otherspie'} == 2 ){}
 363 else{
 364         my $numothers;
 365         for($o=0;$o<$pienumber;$o++){
 366           $numothers = $numothers + $numb[$o];
 367         }
 368         $numothers =  $linesjc - $numothers;
 369         if ($numothers > 0) {
 370                 $ports[$pienumber]="$Lang::tr{'otherport'}";
 371                 $numb[$pienumber] =  $numothers;
 372         }
 373 }
 374
 375 my @data = (\@ports,\@numb);
 376 use GD::Graph::colour qw( :files );
 377
 378 my %color = ();
 379 my %mainsettings = ();
 380 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
 381 &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
 382
 383 if ($showpie != 2 && $pienumber <= 50 && $pienumber != 0) {
 384         my $mygraph = GD::Graph::pie->new(500, 350);
 385         $mygraph->set(
 386               'title' => '',
 387               'pie_height' => 50,
 388               'start_angle' => 89
 389              ) or warn $mygraph->error;
 390
 391         $mygraph->set_value_font(GD::gdMediumBoldFont);
 392         $mygraph->set( dclrs => [ "$color{'color1'}" , "$color{'color2'}" , "$color{'color3'}" , "$color{'color4'}" , "$color{'color5'}" , "$color{'color6'}" , "$color{'color7'}" , "$color{'color8'}" , "$color{'color9'}" , "$color{'color10'}" ] );
 393         my $myimage = $mygraph->plot(\@data) or die $mygraph->error;
 394
 395         my @filenames = glob("/srv/web/ipfire/html/graphs/fwlog-port*.png");
 396         unlink(@filenames);
 397         my $imagerandom = rand(1000000);
 398         my $imagename = "/srv/web/ipfire/html/graphs/fwlog-port$imagerandom.png";
 399         open(FILE,">$imagename");
 400         print FILE $myimage->png;
 401         close(FILE);
 402         #####################################################
 403         print "<table align='center'><tr><td>";
 404         print "<img src='/graphs/fwlog-port$imagerandom.png'>";
 405         print "</td></tr></table>";
 406 }
 407
 408 print <<END
 409 <TABLE WIDTH='100%'>
 410 <TR>
 411 <TD WIDTH='10%' ALIGN='CENTER' CLASS='boldbase'></TD>
 412 <TD WIDTH='33%' ALIGN='CENTER' CLASS='boldbase'><B>Port</B></TD>
 413 <TD WIDTH='33%' ALIGN='CENTER' CLASS='boldbase'><B>Count</B></TD>
 414 <TD WIDTH='33%' ALIGN='CENTER' CLASS='boldbase'><B>Percent</B></TD>
 415 </TR>
 416 END
 417 ;
 418
 419 my $total=0;
 420 my $show=0;
 421
 422 my $s;
 423 my $percent;
 424 for($s=0;$s<$lines;$s++)
 425 {
 426   $show++;
 427   $percent = $value[$s] * 100 / $linesjc;
 428   $percent = sprintf("%.f", $percent);
 429   $total = $total + $value[$s];
 430   if ( ($color % 10) == 1 ){print "<TR BGCOLOR='$color{'color1'}'>\n";}
 431   if ( ($color % 10) == 2 ){print "<TR BGCOLOR='$color{'color2'}'>\n";}
 432   if ( ($color % 10) == 3 ){print "<TR BGCOLOR='$color{'color3'}'>\n";}
 433   if ( ($color % 10) == 4 ){print "<TR BGCOLOR='$color{'color4'}'>\n";}
 434   if ( ($color % 10) == 5 ){print "<TR BGCOLOR='$color{'color5'}'>\n";}
 435   if ( ($color % 10) == 6 ){print "<TR BGCOLOR='$color{'color6'}'>\n";}
 436   if ( ($color % 10) == 7 ){print "<TR BGCOLOR='$color{'color7'}'>\n";}
 437   if ( ($color % 10) == 8 ){print "<TR BGCOLOR='$color{'color8'}'>\n";}
 438   if ( ($color % 10) == 9 ){print "<TR BGCOLOR='$color{'color9'}'>\n";}
 439   if ( ($color % 10) == 0 ){print "<TR BGCOLOR='$color{'color10'}'>\n";}
 440
 441   $color++;
 442   print "<TD ALIGN='CENTER'><form method='post' action='showrequestfromport.dat'><input type='hidden' name='MONTH' value='$cgiparams{'MONTH'}'> <input type='hidden' name='DAY' value='$cgiparams{'DAY'}'> <input type='hidden' name='port' value='$key[$s]'> <input type='submit' value='details'></form></TD>";
 443   print "<TD ALIGN='CENTER'>$key[$s]</TD>";
 444   print "<TD ALIGN='CENTER'>$value[$s]</TD>";
 445   print "<TD ALIGN='CENTER'>$percent</TD>";
 446   print "</TR>";
 447 }
 448
 449 if($cgiparams{'otherspie'} == 2 ){}
 450 else{
 451 if ( ($color % 10) == 1 ){print "<TR BGCOLOR='$color{'color1'}'>\n";}
 452 if ( ($color % 10) == 2 ){print "<TR BGCOLOR='$color{'color2'}'>\n";}
 453 if ( ($color % 10) == 3 ){print "<TR BGCOLOR='$color{'color3'}'>\n";}
 454 if ( ($color % 10) == 4 ){print "<TR BGCOLOR='$color{'color4'}'>\n";}
 455 if ( ($color % 10) == 5 ){print "<TR BGCOLOR='$color{'color5'}'>\n";}
 456 if ( ($color % 10) == 6 ){print "<TR BGCOLOR='$color{'color6'}'>\n";}
 457 if ( ($color % 10) == 7 ){print "<TR BGCOLOR='$color{'color7'}'>\n";}
 458 if ( ($color % 10) == 8 ){print "<TR BGCOLOR='$color{'color8'}'>\n";}
 459 if ( ($color % 10) == 9 ){print "<TR BGCOLOR='$color{'color9'}'>\n";}
 460 if ( ($color % 10) == 0 ){print "<TR BGCOLOR='$color{'color10'}'>\n";}
 461
 462 my $dif;
 463 $dif = $linesjc - $total;
 464 $percent = $dif * 100 / $linesjc;
 465 $percent = sprintf("%.f", $percent);
 466 print <<END
 467 <TD ALIGN='CENTER'></TD>
 468 <TD ALIGN='CENTER'>$Lang::tr{'otherport'}</TD>
 469 <TD ALIGN='CENTER'>$dif</TD>
 470 <TD ALIGN='CENTER'>$percent</TD>
 471 </TR>
 472 END
 473 ;
 474 }
 475 print <<END
 476 </TABLE>
 477 END
 478 ;
 479
 480 &Header::closebox();
 481 &Header::closebigbox();
 482 &Header::closepage();
 483
 484 sub findkey {
 485   foreach $v (@keytabjc) {
 486     if ($tabjc{$v} eq $_[0]) {
 487       delete $tabjc{$v};
 488       $key[$indice] = "$v";
 489       $value[$indice] = $_[0];
 490       $indice++;
 491       last;
 492     }
 493   }
 494 }
 495 sub checkversion {
 496         #Automatic Updates is disabled
 497         return "0","0";
 498         }