html/html/clwarn.cgi

   1 #!/usr/bin/perl
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007  Michael Tremer & Christian Schmidt                      #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 use CGI qw(param);
  23 use HTML::Entities();
  24
  25 # enable only the following on debugging purpose
  26 use warnings;
  27 use CGI::Carp 'fatalsToBrowser';
  28
  29 $swroot="/var/ipfire";
  30 &readhash("$swroot/ethernet/settings", \%netsettings);
  31
  32 my $TITLE_VIRUS = "SquidClamAv Virus detection";
  33
  34 my $url = &HTML::Entities::encode_entities(param('url') || '');
  35 my $virus = &HTML::Entities::encode_entities(param('virus') || '');
  36 my $source = &HTML::Entities::encode_entities(param('source') || '');
  37 $source =~ s/\/-//;
  38 my $user = &HTML::Entities::encode_entities(param('user') || '');
  39
  40
  41 # Remove clamd infos
  42 $virus =~ s/stream: //;
  43 $virus =~ s/ FOUND//;
  44
  45 print "Pragma: no-cache\n";
  46 print "Cache-control: no-cache\n";
  47 print "Connection: close\n";
  48 print "Content-type: text/html\n\n";
  49
  50 print <<END
  51
  52 <html>
  53 <head>
  54 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">
  55 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  56 <title>ACCESS MESSAGE</title>
  57 </head>
  58
  59 <body>
  60 <table width="100%" height='100%' border="0">
  61 <tr>
  62                 <td colspan='3' width='100%' height='130' align="center" background="http://$netsettings{'GREEN_ADDRESS'}:81/images/background.gif">
  63 <tr>            <td width='10%'><td align='center' bgcolor='#CC000000' width='80%'><font face="verdana, arial, sans serif" color="#FFFFFF" size="5">
  64                                         <b>$TITLE_VIRUS</b>
  65                                         </font>
  66                 <td width='10%'>
  67 END
  68 ;
  69
  70 if (!($virus eq ""))
  71 {
  72         print <<END
  73         <tr>            <td colspan='3' align='center'>
  74                                 <font face="verdana, arial, sans serif" color="#CC000000" size="1">
  75                                         <b>$virus found</b>
  76                                 </font>
  77 END
  78 ;
  79 }
  80 print <<END
  81 <tr>
  82                         <td colspan='3' align="center">
  83                                 <font face="verdana, arial, sans serif" color="#000000" size="4">
  84                                 <b>Access to the requested page has been denied</b>
  85                                 </font>
  86                                 <font face="verdana,arial,sans serif" color="#000000" size="2">
  87 END
  88 ;
  89
  90 if (!($url eq ""))
  91 {
  92 print <<END
  93                                         <p>URL: <a href="$url">$url</a>
  94 END
  95 ;
  96 }
  97
  98 if (!($source eq ""))
  99 {
 100 print <<END
 101                                         <p>Client IP address: <i>$source</i>
 102 END
 103 ;
 104 }
 105
 106 print <<END
 107                                         <br><p>Please contact the Network Administrator if you think there has been an error
 108                                         </font>
 109
 110 <tr>
 111         <td colspan='3' height='60%' valign="bottom" align="right">
 112                 <font face="verdana,arial,sans serif" color="#656565" size="1">Web Filtering by
 113                 </font>
 114                 <a href="http://www.ipfire.org" target="_blank"><b>
 115                 <font face="verdana,arial,sans serif" color="#656565" size="1">IPFire</b></a>
 116                 </font>
 117
 118 </table>
 119 </body>
 120
 121 </html>
 122 END
 123 ;
 124
 125 sub readhash
 126 {
 127         my $filename = $_[0];
 128         my $hash = $_[1];
 129         my ($var, $val);
 130
 131         if (-e $filename)
 132         {
 133                 open(FILE, $filename) or die "Unable to read file $filename";
 134                 while (<FILE>)
 135                 {
 136                         chop;
 137                         ($var, $val) = split /=/, $_, 2;
 138                         if ($var)
 139                         {
 140                                 $val =~ s/^\'//g;
 141                                 $val =~ s/\'$//g;
 142
 143                                 # Untaint variables read from hash
 144                                 $var =~ /([A-Za-z0-9_-]*)/;        $var = $1;
 145                                 $val =~ /([\w\W]*)/; $val = $1;
 146                                 $hash->{$var} = $val;
 147                         }
 148                 }
 149                 close FILE;
 150         }
 151 }