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

   1 #!/usr/bin/perl
   2 # SmoothWall CGIs
   3 #
   4 # This code is distributed under the terms of the GPL
   5 #
   6 # JC HERITIER
   7 # page inspired from the initial firewalllog.dat
   8 #
   9 # Modified for IPFire by Christian Schmidt (www.ipfire.org)
  10
  11 # enable only the following on debugging purpose
  12 #use warnings;
  13 #use CGI::Carp 'fatalsToBrowser';
  14
  15 #use strict;
  16 use Geo::IP::PurePerl;
  17
  18 require '/var/ipfire/general-functions.pl';
  19 require "${General::swroot}/lang.pl";
  20 require "${General::swroot}/header.pl";
  21
  22 use POSIX();
  23
  24 #workaround to suppress a warning when a variable is used only once
  25 my @dummy = ( ${Header::table2colour} );
  26 undef (@dummy);
  27
  28 my %cgiparams=();
  29 my %logsettings=();
  30 my $errormessage = '';
  31
  32 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
  33         'Sep', 'Oct', 'Nov', 'Dec' );
  34 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
  35         $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
  36         $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
  37         $Lang::tr{'december'} );
  38
  39 my @now = localtime();
  40 my $dow = $now[6];
  41 my $doy = $now[7];
  42 my $tdoy = $now[7];
  43 my $year = $now[5]+1900;
  44
  45 $cgiparams{'DAY'} = $now[3];
  46 $cgiparams{'MONTH'} = $now[4];
  47 $cgiparams{'ACTION'} = '';
  48
  49 &Header::getcgihash(\%cgiparams);
  50
  51 $logsettings{'LOGVIEW_REVERSE'} = 'off';
  52 &General::readhash("${General::swroot}/logging/settings", \%logsettings);
  53
  54 my $start = -1;
  55 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
  56 {
  57         my @temp = split(',',$ENV{'QUERY_STRING'});
  58         $start = $temp[0];
  59         $cgiparams{'MONTH'} = $temp[1];
  60         $cgiparams{'DAY'} = $temp[2];
  61         $cgiparams{country} = $temp[3];
  62 }
  63
  64 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
  65         !($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)$/))
  66 {
  67         $cgiparams{'DAY'} = $now[3];
  68         $cgiparams{'MONTH'} = $now[4];
  69 }
  70 elsif($cgiparams{'ACTION'} eq '>>')
  71 {
  72         my @temp_then=();
  73         my @temp_now = localtime(time);
  74         $temp_now[4] = $cgiparams{'MONTH'};
  75         $temp_now[3] = $cgiparams{'DAY'};
  76         @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
  77            ## Retrieve the same time on the next day -
  78            ## 86400 seconds in a day
  79         $cgiparams{'MONTH'} = $temp_then[4];
  80         $cgiparams{'DAY'} = $temp_then[3];
  81 }
  82 elsif($cgiparams{'ACTION'} eq '<<')
  83 {
  84         my @temp_then=();
  85         my @temp_now = localtime(time);
  86         $temp_now[4] = $cgiparams{'MONTH'};
  87         $temp_now[3] = $cgiparams{'DAY'};
  88         @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
  89            ## Retrieve the same time on the previous day -
  90            ## 86400 seconds in a day
  91         $cgiparams{'MONTH'} = $temp_then[4];
  92         $cgiparams{'DAY'} = $temp_then[3];
  93 }
  94
  95 if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
  96 {
  97         my @then = ();
  98         if ( (  $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
  99                         ( $cgiparams{'MONTH'} > $now[4] ) ) {
 100                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
 101         } else {
 102                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
 103         }
 104         $tdoy = $then[7];
 105         my $lastleap=($year-1)%4;
 106         if ($tdoy>$doy) {
 107                 if ($lastleap == 0 && $tdoy < 60) {
 108                         $doy=$tdoy+366;
 109                 } else {
 110                         $doy=$doy+365;
 111                 }
 112         }
 113 }
 114 my $datediff=0;
 115 my $dowd=0;
 116 my $multifile=0;
 117 if ($tdoy ne $doy) {
 118         $datediff=int(($doy-$tdoy)/7);
 119         $dowd=($doy-$tdoy)%7;
 120         if (($dow-$dowd)<1) {
 121                 $datediff=$datediff+1;
 122         }
 123         if (($dow-$dowd)==0) {
 124                 $multifile=1;
 125         }
 126 }
 127
 128 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
 129 my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
 130 my $day = $cgiparams{'DAY'};
 131 my $daystr='';
 132 if ($day <= 9) {
 133         $daystr = " $day"; }
 134 else {
 135         $daystr = $day;
 136 }
 137
 138 my $skip=0;
 139 my $filestr='';
 140 if ($datediff==0) {
 141         $filestr="/var/log/messages";
 142 } else {
 143        $filestr="/var/log/messages.$datediff";
 144        $filestr = "$filestr.gz" if -f "$filestr.gz";
 145 }
 146
 147 if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 148         $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 149         $skip=1;
 150         # Note: This is in case the log does not exist for that date
 151 }
 152 my $lines = 0;
 153 my @log=();
 154 my $country = $cgiparams{country};
 155 my $gi = Geo::IP::PurePerl->new();
 156
 157 if (!$skip)
 158 {
 159     while (<FILE>)
 160     {
 161                 if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 162             my $packet = $2;
 163             $packet =~ /IN=(\w+)/;       my $iface=$1; if ( $1 =~ /2./ ){ $iface="";}
 164             $packet =~ /SRC=([\d\.]+)/;  my $srcaddr=$1;
 165
 166             if($iface eq $country) {
 167                 $log[$lines] = $_;
 168                 $lines++;
 169             }
 170             elsif($srcaddr ne '') {
 171                 my $ccode = $gi->country_code_by_name($srcaddr);
 172                 if($ccode eq $country){
 173                     $log[$lines] = $_;
 174                     $lines++;
 175                 }
 176             }
 177                 }
 178         }
 179         close (FILE);
 180 }
 181
 182 $skip=0;
 183 if ($multifile) {
 184         $datediff=$datediff-1;
 185         if ($datediff==0) {
 186                 $filestr="/var/log/messages";
 187         } else {
 188                 $filestr="/var/log/messages.$datediff";
 189                 $filestr = "$filestr.gz" if -f "$filestr.gz";
 190         }
 191         if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 192                 $errormessage="$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 193                 $skip=1;
 194         }
 195         if (!$skip) {
 196                 while (<FILE>) {
 197                         if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 198                 if($_ =~  /SRC\=([\d\.]+)/){
 199                     my $srcaddr=$1;
 200                     my $ccode = $gi->country_code_by_name($srcaddr);
 201                     if($ccode eq $country){
 202                         $log[$lines] = $_;
 203                         $lines++;
 204                     }
 205                 }
 206                         }
 207                 }
 208                 close (FILE);
 209         }
 210 }
 211
 212 &Header::showhttpheaders();
 213 &Header::openpage($Lang::tr{'firewall log'}, 1, '');
 214 &Header::openbigbox('100%', 'left', '', $errormessage);
 215
 216 if ($errormessage) {
 217         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 218         print "<font class='base'>$errormessage&nbsp;</font>\n";
 219         &Header::closebox();
 220 }
 221
 222 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
 223
 224 print <<END
 225 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 226 <table width='100%'>
 227 <tr>
 228         <td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
 229         <td width='10%'>
 230         <select name='MONTH'>
 231 END
 232 ;
 233 my $month;
 234 for ($month = 0; $month < 12; $month++)
 235 {
 236         print "\t<option ";
 237         if ($month == $cgiparams{'MONTH'}) {
 238                 print "selected='selected' "; }
 239         print "value='$month'>$longmonths[$month]</option>\n";
 240 }
 241 print <<END
 242         </select>
 243         </td>
 244         <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
 245         <td width='40%'>
 246         <select name='DAY'>
 247 END
 248 ;
 249 for ($day = 1; $day <= 31; $day++)
 250 {
 251         print "\t<option ";
 252         if ($day == $cgiparams{'DAY'}) {
 253                 print "selected='selected' "; }
 254         print "value='$day'>$day</option>\n";
 255 }
 256 print <<END
 257 </select>
 258 </td>
 259 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
 260 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
 261 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
 262 <tr><td width='15%'>$Lang::tr{'source ip country'}</td><td><input type='text' name='country' value='$cgiparams{country}'size='15'></td></tr>
 263 </tr>
 264 </table>
 265 </form>
 266 END
 267 ;
 268
 269 &Header::closebox();
 270
 271 &Header::openbox('100%', 'left', $Lang::tr{'firewall log'});
 272 print "<p><b>$Lang::tr{'firewall hits'} $longmonthstr $daystr: $lines</b></p>";
 273
 274 if ($start == -1) {
 275         $start = $lines - ${Header::viewsize}; }
 276 if ($start >= $lines - ${Header::viewsize}) { $start = $lines - ${Header::viewsize}; };
 277 if ($start < 0) { $start = 0; }
 278
 279 my $prev = $start - ${Header::viewsize};
 280 my $next = $start + ${Header::viewsize};
 281
 282 if ($prev < 0) { $prev = 0; }
 283 if ($next >= $lines) { $next = -1 }
 284 if ($start == 0) { $prev = -1; }
 285
 286 if ($lines != 0) { &oldernewer(); }
 287
 288 print <<END
 289 <table width='100%'>
 290 <tr>
 291 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'time'}</b></td>
 292 <td width='13%' align='center' class='boldbase'><b>$Lang::tr{'chain'}</b></td>
 293 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'iface'}</b></td>
 294 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'proto'}</b></td>
 295 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'source'}</b></td>
 296 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'src port'}</b></td>
 297 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'destination'}</b></td>
 298 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'dst port'}</b></td>
 299 </tr>
 300 END
 301 ;
 302
 303 my @slice = splice(@log, $start, ${Header::viewsize});
 304
 305 if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @slice = reverse @slice; }
 306
 307 $lines = 0;
 308 foreach $_ (@slice)
 309 {
 310   $a = $_;
 311   /^... (..) (..:..:..) [\w\-]+ kernel:(.*)(IN=.*)$/;
 312   my $packet = $4;
 313   $packet =~ /IN=(\w+)/;       my $iface=$1; if ( $1 =~ /2./ ){ $iface="";}
 314   $packet =~ /SRC=([\d\.]+)/;  my $srcaddr=$1;
 315
 316   if($iface eq $country || $srcaddr ne '') {
 317     my $ccode;
 318     if($iface ne $country) {
 319       $ccode = $gi->country_code_by_name($srcaddr);
 320     }
 321     if($iface eq $country || $ccode eq $country) {
 322           my $chain = '';
 323       my $in = '-'; my $out = '-';
 324       my $srcaddr = ''; my $dstaddr = '';
 325       my $protostr = '';
 326       my $srcport = ''; my $dstport = '';
 327
 328       $_ =~ /(^.* ..:..:..) [\w\-]+ kernel:(.*)(IN=.*)$/;
 329       my $timestamp = $1; my $chain = $2; my $packet = $3;
 330       $timestamp =~ /(...) (..) (..:..:..)/;
 331       my $month = $1; my $day = $2; my $time = $3;
 332
 333       if ($a =~ /IN\=(\w+)/) { $iface = $1; }
 334       if ($a =~ /OUT\=(\w+)/) { $out = $1; }
 335       if ($a =~ /SRC\=([\d\.]+)/) { $srcaddr = $1; }
 336       if ($a =~ /DST\=([\d\.]+)/) { $dstaddr = $1; }
 337       if ($a =~ /PROTO\=(\w+)/) { $protostr = $1; }
 338       my $protostrlc = lc($protostr);
 339       if ($a =~  /SPT\=([\d\.]+)/){ $srcport = $1; }
 340       if ($a =~  /DPT\=([\d\.]+)/){ $dstport = $1; }
 341
 342       if ($lines % 2) {
 343         print "<tr bgcolor='${Header::table1colour}'>\n"; }
 344       else {
 345         print "<tr bgcolor='${Header::table2colour}'>\n"; }
 346       print <<END
 347       <td align='center'>$time</td>
 348       <td align='center'>$chain</td>
 349       <td align='center'>$iface</td>
 350       <td align='center'>$protostr</td>
 351       <td align='center'>
 352       <table width='100%' cellpadding='0' cellspacing='0'><tr>
 353       <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$srcaddr'>$srcaddr</a></td>
 354       </tr></table>
 355       </td>
 356       <td align='center'>$srcport</td>
 357       <td align='center'>
 358       <table width='100%' cellpadding='0' cellspacing='0'><tr>
 359       <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$dstaddr'>$dstaddr</a></td>
 360       </tr></table>
 361       </td>
 362       <td align='center'>$dstport</td>
 363       </tr>
 364 END
 365         ;
 366       $lines++;
 367     }
 368   }
 369 }
 370
 371 print <<END
 372 </table>
 373 END
 374 ;
 375
 376 &oldernewer();
 377
 378 &Header::closebox();
 379
 380 &Header::closebigbox();
 381
 382 &Header::closepage();
 383
 384 sub oldernewer
 385 {
 386   print <<END
 387   <table width='100%'>
 388   <tr>
 389 END
 390 ;
 391
 392   print "<td align='center' width='50%'>";
 393   if ($prev != -1) {
 394     print "<a href='/cgi-bin/logs.cgi/showrequestfromcountry.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{country}'>$Lang::tr{'older'}</a>"; }
 395   else {
 396     print "$Lang::tr{'older'}"; }
 397   print "</td>\n";
 398
 399   print "<td align='center' width='50%'>";
 400   if ($next != -1) {
 401     print "<a href='/cgi-bin/logs.cgi/showrequestfromcountry.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{country}'>$Lang::tr{'newer'}</a>"; }
 402   else {
 403    print "$Lang::tr{'newer'}"; }
 404   print "</td>\n";
 405
 406 print <<END
 407   </tr>
 408   </table>
 409 END
 410 ;
 411 }
 412