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[people/pmueller/ipfire-2.x.git] / html / cgi-bin / logs.cgi / firewalllogip.dat

#!/usr/bin/perl
#
# SmoothWall CGIs
#
# This code is distributed under the terms of the GPL
#
# JC HERITIER 
# page inspired from the initial firewalllog.dat
#
# Modified for IPFire by Christian Schmidt
#                            and Michael Tremer (www.ipfire.org)

use strict;
use Geo::IP::PurePerl;
use Getopt::Std;

# enable only the following on debugging purpose
#use warnings;
#use CGI::Carp 'fatalsToBrowser';

require '/var/ipfire/general-functions.pl';
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";

use POSIX();

#workaround to suppress a warning when a variable is used only once
my @dummy = ( ${Header::table2colour} );
undef (@dummy);

my %cgiparams=();
my %settings=();
my $pienumber;
my $otherspie;
my $showpie;
my $sortcolumn;
my $errormessage = '';

$cgiparams{'pienumber'} = 10;
$cgiparams{'otherspie'} = 1;
$cgiparams{'showpie'} = 1;
$cgiparams{'sortcolumn'} = 1;

my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
        'Sep', 'Oct', 'Nov', 'Dec' );
my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
        $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
        $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
        $Lang::tr{'december'} );

my @now = localtime();
my $dow = $now[6];
my $doy = $now[7];
my $tdoy = $now[7];
my $year = $now[5]+1900;

$cgiparams{'DAY'} = $now[3];
$cgiparams{'MONTH'} = $now[4];
$cgiparams{'ACTION'} = '';

&General::readhash("${General::swroot}/fwlogs/ipsettings", \%settings);
if ($settings{'pienumber'} != 0) { $cgiparams{'pienumber'} = $settings{'pienumber'} };
if ($settings{'otherspie'} != 0) { $cgiparams{'otherspie'} = $settings{'otherspie'} };
if ($settings{'showpie'} != 0) { $cgiparams{'showpie'} = $settings{'showpie'} };
if ($settings{'sortcolumn'} != 0) { $cgiparams{'sortcolumn'} = $settings{'sortcolumn'} };

&Header::getcgihash(\%cgiparams);
if ($cgiparams{'pienumber'} != 0) { $settings{'pienumber'} = $cgiparams{'pienumber'} };
if ($cgiparams{'otherspie'} != 0) { $settings{'otherspie'} = $cgiparams{'otherspie'} };
if ($cgiparams{'showpie'} != 0) { $settings{'showpie'} = $cgiparams{'showpie'} };
if ($cgiparams{'sortcolumn'} != 0) { $settings{'sortcolumn'} = $cgiparams{'sortcolumn'} };

if ($cgiparams{'ACTION'} eq $Lang::tr{'save'})
{
   &General::writehash("${General::swroot}/fwlogs/ipsettings", \%settings);
}

my $start = -1;
if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
{
        my @temp = split(',',$ENV{'QUERY_STRING'});
        $start = $temp[0];
        $cgiparams{'MONTH'} = $temp[1];
        $cgiparams{'DAY'} = $temp[2];
}

if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
    !($cgiparams{'DAY'} =~ /^(1|2|3|4|5|6|7|8|9|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31)$/))
{
        $cgiparams{'DAY'} = $now[3];
        $cgiparams{'MONTH'} = $now[4];
}
elsif($cgiparams{'ACTION'} eq '>>')
{
        my @temp_then=();
        my @temp_now = localtime(time);
        $temp_now[4] = $cgiparams{'MONTH'};
        $temp_now[3] = $cgiparams{'DAY'};
        @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
           ## Retrieve the same time on the next day -
           ## 86400 seconds in a day
        $cgiparams{'MONTH'} = $temp_then[4];
        $cgiparams{'DAY'} = $temp_then[3];
}
elsif($cgiparams{'ACTION'} eq '<<')
{
        my @temp_then=();
        my @temp_now = localtime(time);
        $temp_now[4] = $cgiparams{'MONTH'};
        $temp_now[3] = $cgiparams{'DAY'};
        @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
           ## Retrieve the same time on the previous day -
           ## 86400 seconds in a day
        $cgiparams{'MONTH'} = $temp_then[4];
        $cgiparams{'DAY'} = $temp_then[3];
}

if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
{
        my @then = ();
        if ( (  $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
                        ( $cgiparams{'MONTH'} > $now[4] ) ) {
                @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
        } else {
                @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
        }
        $tdoy = $then[7];
        my $lastleap=($year-1)%4;
        if ($tdoy>$doy) {
                if ($lastleap == 0 && $tdoy < 60) {
                        $doy=$tdoy+366;
                } else {
                        $doy=$doy+365;
                }
        }
}

my $datediff=0;
my $dowd=0;
my $multifile=0;
if ($tdoy ne $doy) {
        $datediff=int(($doy-$tdoy)/7);
        $dowd=($doy-$tdoy)%7;
        if (($dow-$dowd)<1) {
                $datediff=$datediff+1;
        }
        if (($dow-$dowd)==0) {
                $multifile=1;
        }
}

my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
my $day = $cgiparams{'DAY'};
my $daystr='';
if ($day <= 9) {
        $daystr = " $day"; }
else {
        $daystr = $day;
}

my $skip=0;
my $filestr='';
if ($datediff==0) {
        $filestr="/var/log/messages";
} else {
       $filestr="/var/log/messages.$datediff";
       $filestr = "$filestr.gz" if -f "$filestr.gz";
}

if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
        $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
        $skip=1;
        # Note: This is in case the log does not exist for that date
}
my $lines = 0;
my @log=();

if (!$skip)
{
        while (<FILE>)
        {
                if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
                        $log[$lines] = $_;
                        $lines++;
                }
        }
        close (FILE);   
}

$skip=0;
if ($multifile) {
        $datediff=$datediff-1;
        if ($datediff==0) {
                $filestr="/var/log/messages";
        } else {
                $filestr="/var/log/messages.$datediff";
                $filestr = "$filestr.gz" if -f "$filestr.gz";
        }
        if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
                $errormessage="$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
                $skip=1;
        }
        if (!$skip) {
                while (<FILE>) {
                        if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
                                $log[$lines] = $_;
                                $lines++;
                        }
                }
                close (FILE);
        }
}

my $MODNAME="fwlogs";

&Header::showhttpheaders();
&Header::openpage($Lang::tr{'firewall log'}, 1, '');
&Header::openbigbox('100%', 'left', '', $errormessage);


if ($errormessage) {
        &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
        print "<font class='base'>$errormessage&nbsp;</font>\n";
        &Header::closebox();
}

&Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");

print <<END
<form method='post' action='$ENV{'SCRIPT_NAME'}'>
<table width='100%'>
<tr>
        <td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
        <td width='10%'>
        <select name='MONTH'>
END
;
my $month;
for ($month = 0; $month < 12; $month++)
{
        print "\t<option ";
        if ($month == $cgiparams{'MONTH'}) {
                print "selected='selected' "; }
        print "value='$month'>$longmonths[$month]</option>\n";
}
print <<END
        </select>
        </td>
        <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
        <td width='40%'>
        <select name='DAY'>
END
;
for ($day = 1; $day <= 31; $day++) 
{
        print "\t<option ";
        if ($day == $cgiparams{'DAY'}) {
                print "selected='selected' "; }
        print "value='$day'>$day</option>\n";
}

if( $cgiparams{'pienumber'} != 0){$pienumber=$cgiparams{'pienumber'};}
if( $cgiparams{'otherspie'} != 0){$otherspie=$cgiparams{'otherspie'};}
if( $cgiparams{'showpie'} != 0){$showpie=$cgiparams{'showpie'};}
if( $cgiparams{'sortcolumn'} != 0){$sortcolumn=$cgiparams{'sortcolumn'};}

print <<END
</select>
</td>
<td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
<td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
<td width='20%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
</tr>
</table>
<table width='100%'>
<tr><td width='20%' align='right' valign="center">$Lang::tr{'Number of IPs for the pie chart'}:</td>
          <td width='10%' align='left' valign="center"><input type='text' name='pienumber' value='$pienumber' size='4'></td>
          <td width='20%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td></tr>
       </table>
       </form>
END
;

&Header::closebox();

&Header::openbox('100%', 'left', 'Firewall Logs');
print "<p><b>$Lang::tr{'firewall hits'} $longmonthstr $daystr: $lines</b></p>";

my $linesjc = 0;
my %tabjc;

if ($pienumber == -1 || $pienumber > $lines || $sortcolumn == 2) { $pienumber = $lines; };
$lines = 0;
foreach $_ (@log)
{
  if($_ =~  /SRC\=([\d\.]+)/){
    $tabjc{$1} = $tabjc{$1} + 1 ;
    if(($tabjc{$1} == 1) && ($lines < $pienumber)) { $lines = $lines + 1; }
    $linesjc++;
  }
}

$pienumber = $lines;

my @keytabjc = keys %tabjc;

my @slice;
my $go;
my $nblinejc;

if( $cgiparams{'linejc'} eq 'all' ){ $nblinejc = $linesjc; $go=1; }
if( ($cgiparams{'linejc'} != 0) && ($cgiparams{'linejc'} ne 'all') ){ $nblinejc = $cgiparams{'linejc'}; $go=1;}
if( $go != 1){ $nblinejc = 1000; }

my @key;
my @value;
my $indice=0;
my @tabjc2;

if ($sortcolumn == 1)
{
        @tabjc2 = sort { $b <=> $a } values (%tabjc);
}
else
{
        @tabjc2 = sort { $a <=> $b } keys (%tabjc);
}

my $colour=1;

##############################################
#pie chart generation
use GD::Graph::pie;
use GD::Graph::colour;
#ips sort by hits number
my $v;

if ($sortcolumn == 1)
{
        for ($v=0;$v<$pienumber;$v++){
          findkey($tabjc2[$v]);
        }
}
else
{
        foreach $v (@tabjc2) {
          $key[$indice] = $v;
          $value[$indice] = $tabjc{$v};
          $indice++;
        }
}

my @ips;
my @numb;

@ips = @key;
@numb = @value;

my $o;

if($cgiparams{'otherspie'} == 2 ){}
else{ 
        my $numothers;
        for($o=0;$o<$pienumber;$o++){
          $numothers = $numothers + $numb[$o];
        }
        $numothers =  $linesjc - $numothers;
        if ($numothers > 0) {
                $ips[$pienumber]="$Lang::tr{'otherip'}";
                $numb[$pienumber] =  $numothers;
        }
}

my @data = (\@ips,\@numb);
use GD::Graph::colour qw( :files );
GD::Graph::colour::read_rgb( "/srv/web/ipfire/html/themes/ipfie/include/colours.txt" );

if ($showpie != 2 && $pienumber <= 50 && $pienumber != 0) {
        my $mygraph = GD::Graph::pie->new(500, 350);
        $mygraph->set(
              'title' => '',
              'pie_height' => 50,
              'start_angle' => 89
             ) or warn $mygraph->error;

        $mygraph->set_value_font(GD::gdMediumBoldFont);
        $mygraph->set( dclrs => [ "colour1" , "colour2" , "colour3" , "colour4" , "colour5" , "colour6" , "colour7" , "colour8" , "colour9" , "colour10" ] );
        my $myimage = $mygraph->plot(\@data) or die $mygraph->error;

        my @filenames = glob("/srv/web/ipfire/html/graphs/fwlog-ip*.png");
        unlink(@filenames);
        my $imagerandom = rand(1000000);
        my $imagename = "/srv/web/ipfire/html/graphs/fwlog-ip$imagerandom.png";
        open(FILE,">$imagename");
        print FILE $myimage->png;
        close(FILE);
        #####################################################
        print "<table align='center'><tr><td>";
        print "<img src='/graphs/fwlog-ip$imagerandom.png'>";
        print "</td></tr></table>";
}

print <<END
<TABLE WIDTH='100%'>
<TR>
<TD WIDTH='10%' ALIGN='CENTER' CLASS='boldbase'></TD>
<TD WIDTH='30%' ALIGN='CENTER' CLASS='boldbase'><B>IP</B></TD>
<TD WIDTH='10%' ALIGN='CENTER' CLASS='boldbase'><B>Flag</B></TD>
<TD WIDTH='10%' ALIGN='CENTER' CLASS='boldbase'><B>Count</B></TD>
<TD WIDTH='30%' ALIGN='CENTER' CLASS='boldbase'><B>Percent</B></TD>
</TR>
END
;

my $total=0;
my $show=0;
my @colour;
my $colour1;
my $colour2;
my $colour3;
my $colour4;
my $colour5;
my $colour6;
my $colour7;
my $colour8;
my $colour9;
my $colour10;

@colour = GD::Graph::colour::_rgb("colour1");
$colour1 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour2");
$colour2 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour3");
$colour3 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour4");
$colour4 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour5");
$colour5 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour6");
$colour6 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour7");
$colour7 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour8");
$colour8 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour9");
$colour9 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);
@colour = GD::Graph::colour::_rgb("colour10");
$colour10 = GD::Graph::colour::rgb2hex($colour[0], $colour[1], $colour[2]);

my $s;
my $percent;
for($s=0;$s<$lines;$s++)
{
  $show++;
  $percent = $value[$s] * 100 / $linesjc;
  $percent = sprintf("%.3f", $percent);
  $total = $total + $value[$s];
  if ( ($colour % 10) == 1 ){print "<TR BGCOLOR='$colour1'>\n";}
  if ( ($colour % 10) == 2 ){print "<TR BGCOLOR='$colour2'>\n";}
  if ( ($colour % 10) == 3 ){print "<TR BGCOLOR='$colour3'>\n";}
  if ( ($colour % 10) == 4 ){print "<TR BGCOLOR='$colour4'>\n";}
  if ( ($colour % 10) == 5 ){print "<TR BGCOLOR='$colour5'>\n";}
  if ( ($colour % 10) == 6 ){print "<TR BGCOLOR='$colour6'>\n";}
  if ( ($colour % 10) == 7 ){print "<TR BGCOLOR='$colour7'>\n";}
  if ( ($colour % 10) == 8 ){print "<TR BGCOLOR='$colour8'>\n";}
  if ( ($colour % 10) == 9 ){print "<TR BGCOLOR='$colour9'>\n";}
  if ( ($colour % 10) == 0 ){print "<TR BGCOLOR='$colour10'>\n";}
  
  my $gi = Geo::IP::PurePerl->new();
  my $ccode = $gi->country_code_by_name($key[$s]);
  my $fcode = lc($ccode);
  
  $colour++;
  print "<TD ALIGN='CENTER'><form method='post' action='showrequestfromip.dat'><input type='hidden' name='MONTH' value='$cgiparams{'MONTH'}'> <input type='hidden' name='DAY' value='$cgiparams{'DAY'}'> <input type='hidden' name='ip' value='$key[$s]'> <input type='submit' value='details'></form></TD>";
  print "<TD ALIGN='CENTER'><a href='/cgi-bin/ipinfo.cgi?ip=$key[$s]'>$key[$s]</a></TD>";
  print "<TD ALIGN='CENTER'><a href='/cgi-bin/country.cgi#$fcode'><img src='/images/flags/$fcode.png' border='0' align='absmiddle' alt='$ccode'></a></TD>";
  print "<TD ALIGN='CENTER'>$value[$s]</TD>";
  print "<TD ALIGN='CENTER'>$percent</TD>";
  print "</TR>";
}

if($cgiparams{'otherspie'} == 2 ){}
else{
if ( ($colour % 10) == 1 ){print "<TR BGCOLOR='$colour1'>\n";}
if ( ($colour % 10) == 2 ){print "<TR BGCOLOR='$colour2'>\n";}
if ( ($colour % 10) == 3 ){print "<TR BGCOLOR='$colour3'>\n";}
if ( ($colour % 10) == 4 ){print "<TR BGCOLOR='$colour4'>\n";}
if ( ($colour % 10) == 5 ){print "<TR BGCOLOR='$colour5'>\n";}
if ( ($colour % 10) == 6 ){print "<TR BGCOLOR='$colour6'>\n";}
if ( ($colour % 10) == 7 ){print "<TR BGCOLOR='$colour7'>\n";}
if ( ($colour % 10) == 8 ){print "<TR BGCOLOR='$colour8'>\n";}
if ( ($colour % 10) == 9 ){print "<TR BGCOLOR='$colour9'>\n";}
if ( ($colour % 10) == 0 ){print "<TR BGCOLOR='$colour10'>\n";}

my $dif;
$dif = $linesjc - $total;
$percent = $dif * 100 / $linesjc;
$percent = sprintf("%.3f", $percent);
print <<END
<TD ALIGN='CENTER'></TD>
<TD ALIGN='CENTER'>$Lang::tr{'otherip'}</TD>
<TD ALIGN='CENTER'></TD>
<TD ALIGN='CENTER'>$dif</TD>
<TD ALIGN='CENTER'>$percent</TD> 
</TR>
END
;
}
print <<END
</TABLE>
END
;

&Header::closebox();

&Header::closebigbox();

&Header::closepage();

sub findkey {
  my $v;
  foreach $v (@keytabjc) {
    if ($tabjc{$v} eq $_[0]) {
      delete $tabjc{$v};
      $key[$indice] = "$v";
      $value[$indice] = $_[0];
      $indice++;
      last;
    }
  }
}sub checkversion {
        #Automatic Updates is disabled
        return "0","0";
        }