html/cgi-bin/logs.cgi/showrequestfromip.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 require '/var/ipfire/general-functions.pl';
  16 require "${General::swroot}/lang.pl";
  17 require "${General::swroot}/header.pl";
  18
  19 use POSIX();
  20
  21 #workaround to suppress a warning when a variable is used only once
  22 my @dummy = ( ${Header::table2colour} );
  23 undef (@dummy);
  24
  25 my %cgiparams=();
  26 my %logsettings=();
  27 my $errormessage = '';
  28
  29 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
  30         'Sep', 'Oct', 'Nov', 'Dec' );
  31 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
  32         $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
  33         $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
  34         $Lang::tr{'december'} );
  35
  36 my @now = localtime();
  37 my $dow = $now[6];
  38 my $doy = $now[7];
  39 my $tdoy = $now[7];
  40 my $year = $now[5]+1900;
  41
  42 $cgiparams{'DAY'} = $now[3];
  43 $cgiparams{'MONTH'} = $now[4];
  44 $cgiparams{'ACTION'} = '';
  45
  46 &Header::getcgihash(\%cgiparams);
  47
  48 $logsettings{'LOGVIEW_REVERSE'} = 'off';
  49 &General::readhash("${General::swroot}/logging/settings", \%logsettings);
  50
  51 my $start = -1;
  52 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
  53 {
  54         my @temp = split(',',$ENV{'QUERY_STRING'});
  55         $start = $temp[0];
  56         $cgiparams{'MONTH'} = $temp[1];
  57         $cgiparams{'DAY'} = $temp[2];
  58         $cgiparams{ip} = $temp[3];
  59 }
  60
  61 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
  62         !($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)$/))
  63 {
  64         $cgiparams{'DAY'} = $now[3];
  65         $cgiparams{'MONTH'} = $now[4];
  66 }
  67 elsif($cgiparams{'ACTION'} eq '>>')
  68 {
  69         my @temp_then=();
  70         my @temp_now = localtime(time);
  71         $temp_now[4] = $cgiparams{'MONTH'};
  72         $temp_now[3] = $cgiparams{'DAY'};
  73         @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
  74            ## Retrieve the same time on the next day -
  75            ## 86400 seconds in a day
  76         $cgiparams{'MONTH'} = $temp_then[4];
  77         $cgiparams{'DAY'} = $temp_then[3];
  78 }
  79 elsif($cgiparams{'ACTION'} eq '<<')
  80 {
  81         my @temp_then=();
  82         my @temp_now = localtime(time);
  83         $temp_now[4] = $cgiparams{'MONTH'};
  84         $temp_now[3] = $cgiparams{'DAY'};
  85         @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
  86            ## Retrieve the same time on the previous day -
  87            ## 86400 seconds in a day
  88         $cgiparams{'MONTH'} = $temp_then[4];
  89         $cgiparams{'DAY'} = $temp_then[3];
  90 }
  91
  92 if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
  93 {
  94         my @then = ();
  95         if ( (  $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
  96                         ( $cgiparams{'MONTH'} > $now[4] ) ) {
  97                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
  98         } else {
  99                 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
 100         }
 101         $tdoy = $then[7];
 102         my $lastleap=($year-1)%4;
 103         if ($tdoy>$doy) {
 104                 if ($lastleap == 0 && $tdoy < 60) {
 105                         $doy=$tdoy+366;
 106                 } else {
 107                         $doy=$doy+365;
 108                 }
 109         }
 110 }
 111 my $datediff=0;
 112 my $dowd=0;
 113 my $multifile=0;
 114 if ($tdoy ne $doy) {
 115         $datediff=int(($doy-$tdoy)/7);
 116         $dowd=($doy-$tdoy)%7;
 117         if (($dow-$dowd)<1) {
 118                 $datediff=$datediff+1;
 119         }
 120         if (($dow-$dowd)==0) {
 121                 $multifile=1;
 122         }
 123 }
 124
 125 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
 126 my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
 127 my $day = $cgiparams{'DAY'};
 128 my $daystr='';
 129 if ($day <= 9) {
 130         $daystr = " $day"; }
 131 else {
 132         $daystr = $day;
 133 }
 134
 135 my $skip=0;
 136 my $filestr='';
 137 if ($datediff==0) {
 138         $filestr="/var/log/messages";
 139 } else {
 140        $filestr="/var/log/messages.$datediff";
 141        $filestr = "$filestr.gz" if -f "$filestr.gz";
 142 }
 143
 144 if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 145         $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 146         $skip=1;
 147         # Note: This is in case the log does not exist for that date
 148 }
 149 my $lines = 0;
 150 my @log=();
 151 my $ip = $cgiparams{ip};
 152
 153 if (!$skip)
 154 {
 155         while (<FILE>) {
 156                 if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 157                         if (($_ =~ /SRC\=(([\d]{1,3})(\.([\d]{1,3})){3})/) or ($_ =~ /SRC\=(([0-9a-fA-F]{0,4})(\:([0-9a-fA-F]{0,4})){2,7})/)) {
 158                                 if($1 eq $ip){
 159                                         $log[$lines] = $_;
 160                                         $lines++;
 161                                 }
 162                         }
 163                 }
 164         }
 165         close (FILE);
 166 }
 167
 168 $skip=0;
 169 if ($multifile) {
 170         $datediff=$datediff-1;
 171         if ($datediff==0) {
 172                 $filestr="/var/log/messages";
 173         } else {
 174                 $filestr="/var/log/messages.$datediff";
 175                 $filestr = "$filestr.gz" if -f "$filestr.gz";
 176         }
 177         if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
 178                 $errormessage="$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 179                 $skip=1;
 180         }
 181         if (!$skip) {
 182                 while (<FILE>) {
 183                         if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
 184                                 if (($_ =~ /SRC\=(([\d]{1,3})(\.([\d]{1,3})){3})/) or ($_ =~ /SRC\=(([0-9a-fA-F]{0,4})(\:([0-9a-fA-F]{0,4})){2,7})/)) {
 185                                         if($1 eq $ip){
 186                                                 $log[$lines] = $_;
 187                                                 $lines++;
 188                                         }
 189                                 }
 190                         }
 191                 }
 192                 close (FILE);
 193         }
 194 }
 195
 196 &Header::showhttpheaders();
 197 &Header::openpage($Lang::tr{'firewall log ip'}, 1, '');
 198 &Header::openbigbox('100%', 'left', '', $errormessage);
 199
 200 if ($errormessage) {
 201         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 202         print "<font class='base'>$errormessage&nbsp;</font>\n";
 203         &Header::closebox();
 204 }
 205
 206 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
 207
 208 print <<END
 209 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 210 <table width='100%'>
 211 <tr>
 212         <td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
 213         <td width='10%'>
 214         <select name='MONTH'>
 215 END
 216 ;
 217 my $month;
 218 for ($month = 0; $month < 12; $month++)
 219 {
 220         print "\t<option ";
 221         if ($month == $cgiparams{'MONTH'}) {
 222                 print "selected='selected' "; }
 223         print "value='$month'>$longmonths[$month]</option>\n";
 224 }
 225 print <<END
 226         </select>
 227         </td>
 228         <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
 229         <td width='40%'>
 230         <select name='DAY'>
 231 END
 232 ;
 233 for ($day = 1; $day <= 31; $day++)
 234 {
 235         print "\t<option ";
 236         if ($day == $cgiparams{'DAY'}) {
 237                 print "selected='selected' "; }
 238         print "value='$day'>$day</option>\n";
 239 }
 240 print <<END
 241 </select>
 242 </td>
 243 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
 244 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
 245 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
 246 <tr><td width='15%'>$Lang::tr{'source ip'}</td><td><input type='text' name='ip' value='$cgiparams{ip}'size='15'></td></tr>
 247 </tr>
 248 </table>
 249 </form>
 250 END
 251 ;
 252
 253 &Header::closebox();
 254
 255 &Header::openbox('100%', 'left', $Lang::tr{'firewall log ip'});
 256 print "<p><b>$Lang::tr{'firewall hits'} $longmonthstr $daystr: $lines</b></p>";
 257
 258 if ($start == -1) {
 259         $start = $lines - ${Header::viewsize};
 260 }
 261 if ($start >= $lines - ${Header::viewsize}) { $start = $lines - ${Header::viewsize}; };
 262 if ($start < 0) { $start = 0; }
 263
 264 my $prev = $start - ${Header::viewsize};
 265 my $next = $start + ${Header::viewsize};
 266
 267 if ($prev < 0) { $prev = 0; }
 268 if ($next >= $lines) { $next = -1 }
 269 if ($start == 0) { $prev = -1; }
 270
 271 if ($lines != 0) { &oldernewer(); }
 272
 273 print <<END
 274 <table width='100%'>
 275 <tr>
 276 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'time'}</b></td>
 277 <td width='13%' align='center' class='boldbase'><b>$Lang::tr{'chain'}</b></td>
 278 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'iface'}</b></td>
 279 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'proto'}</b></td>
 280 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'source'}</b></td>
 281 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'src port'}</b></td>
 282 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'destination'}</b></td>
 283 <td width='16%' align='center' class='boldbase'><b>$Lang::tr{'dst port'}</b></td>
 284 </tr>
 285 END
 286 ;
 287
 288 my @slice = splice(@log, $start, ${Header::viewsize});
 289
 290 if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @slice = reverse @slice; }
 291
 292 $lines = 0;
 293 foreach $_ (@slice) {
 294         $a = $_;
 295         # Check whether valid ipv4 or ipv6 address
 296         if (($_ =~ /SRC\=(([\d]{1,3})(\.([\d]{1,3})){3})/) or ($_ =~ /SRC\=(([0-9a-fA-F]{0,4})(\:([0-9a-fA-F]{0,4})){2,7})/)) {
 297                 if($1 eq $ip) {
 298                         my $chain = '';
 299                         my $in = '-'; my $out = '-';
 300                         my $srcaddr = ''; my $dstaddr = '';
 301                         my $protostr = '';
 302                         my $srcport = ''; my $dstport = '';
 303
 304                         # If ipv6 uses bridge, the use PHYSIN, otherwise use IN
 305                         if    ($_ =~ /(^.* ..:..:..) [\w\-]+ kernel:(.*)(IN=.*)(PHYSIN=.*)$/) {}
 306                         elsif ($_ =~ /(^.* ..:..:..) [\w\-]+ kernel:(.*)(IN=.*)$/) {}
 307                         my $timestamp = $1; my $chain = $2; my $packet = $3;
 308                         $timestamp =~ /(...) (..) (..:..:..)/;
 309                         my $month = $1; my $day = $2; my $time = $3;
 310
 311                         # If ipv6 uses bridge, the use PHYSIN and PHYSOUT, otherwise use IN and OUT
 312                         if ($a =~ /PHYSIN=(\w+)/)  { $iface = $1; } elsif ($a =~ /IN=(\w+)/)  { $iface = $1; }
 313                         if ($a =~ /PHYSOUT=(\w+)/) { $out = $1; }   elsif ($a =~ /OUT=(\w+)/) { $out = $1; }
 314                         # Detect ipv4 and ipv6 addresses
 315                         if (($a =~ /SRC\=(([\d]{1,3})(\.([\d]{1,3})){3})/) or ($a =~ /SRC\=(([0-9a-fA-F]{0,4})(\:([0-9a-fA-F]{0,4})){2,7})/)) { $srcaddr = $1; }
 316                         if (($a =~ /DST\=(([\d]{1,3})(\.([\d]{1,3})){3})/) or ($a =~ /DST\=(([0-9a-fA-F]{0,4})(\:([0-9a-fA-F]{0,4})){2,7})/)) { $dstaddr = $1; }
 317                         if ($a =~ /PROTO\=(\w+)/) { $protostr = $1; }
 318                         my $protostrlc = lc($protostr);
 319                         if ($a =~  /SPT\=([\d\.]+)/){ $srcport = $1; }
 320                         if ($a =~  /DPT\=([\d\.]+)/){ $dstport = $1; }
 321
 322                         if ($lines % 2) {
 323                                 print "<tr bgcolor='${Header::table1colour}'>\n";
 324                         }
 325                         else {
 326                                 print "<tr bgcolor='${Header::table2colour}'>\n";
 327                         }
 328                         print <<END
 329                         <td align='center'>$time</td>
 330                         <td align='center'>$chain</td>
 331                         <td align='center'>$iface</td>
 332                         <td align='center'>$protostr</td>
 333                         <td align='center'>
 334                         <table width='100%' cellpadding='0' cellspacing='0'><tr>
 335                         <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$srcaddr'>$srcaddr</a></td>
 336                         </tr></table>
 337                         </td>
 338                         <td align='center'>$srcport</td>
 339                         <td align='center'>
 340                         <table width='100%' cellpadding='0' cellspacing='0'><tr>
 341                         <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$dstaddr'>$dstaddr</a></td>
 342                         </tr></table>
 343                         </td>
 344                         <td align='center'>$dstport</td>
 345                         </tr>
 346 END
 347                         ;
 348                         $lines++;
 349                 }
 350         }
 351 }
 352
 353 print <<END
 354 </table>
 355 END
 356 ;
 357
 358 &oldernewer();
 359
 360         print"<table width='100%'><tr><td align='center'><a href='/cgi-bin/logs.cgi/firewalllogip.dat'><img src='/images/back.png' alt='$Lang::tr{'back'}' title='$Lang::tr{'back'}' /></a></td></tr></table>";
 361
 362 &Header::closebox();
 363
 364 &Header::closebigbox();
 365
 366 &Header::closepage();
 367
 368 sub oldernewer
 369 {
 370         print <<END
 371         <table width='100%'>
 372         <tr>
 373 END
 374         ;
 375
 376         print "<td align='center' width='50%'>";
 377         if ($prev != -1) {
 378                 print "<a href='/cgi-bin/logs.cgi/showrequestfromip.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{ip}'>$Lang::tr{'older'}</a>";
 379         }
 380         else {
 381                 print "$Lang::tr{'older'}";
 382         }
 383         print "</td>\n";
 384
 385         print "<td align='center' width='50%'>";
 386         if ($next != -1) {
 387                 print "<a href='/cgi-bin/logs.cgi/showrequestfromip.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{ip}'>$Lang::tr{'newer'}</a>";
 388         }
 389         else {
 390                 print "$Lang::tr{'newer'}";
 391         }
 392         print "</td>\n";
 393
 394         print <<END
 395         </tr>
 396         </table>
 397 END
 398         ;
 399 }