-#!/usr/bin/perl\r
-#\r
-# (c) 2001 Jack Beglinger <jackb_guppy@yahoo.com>\r
-#\r
-# (c) 2003 Dave Roberts <countzerouk@hotmail.com> - colour coded netfilter/iptables rewrite for 1.3\r
-#\r
-# $Id: connections.cgi,v 1.6.2.11 2005/02/24 07:44:35 gespinasse Exp $\r
-#\r
-\r
-# Setup GREEN, ORANGE, IPCOP, VPN CIDR networks, masklengths and colours only once\r
-\r
-my @network=();\r
-my @masklen=();\r
-my @colour=();\r
-\r
-use Net::IPv4Addr qw( :all );\r
-\r
-use strict;\r
-\r
-# enable only the following on debugging purpose\r
-#use warnings;\r
-#use CGI::Carp 'fatalsToBrowser';\r
-\r
-require 'CONFIG_ROOT/general-functions.pl';\r
-require "${General::swroot}/lang.pl";\r
-require "${General::swroot}/header.pl";\r
-\r
-#workaround to suppress a warning when a variable is used only once\r
-my @dummy = ( ${Header::table1colour} );\r
-undef (@dummy);\r
-\r
-# Read various files\r
-\r
-my %netsettings=();\r
-&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);\r
-\r
-open (ACTIVE, "/proc/net/ip_conntrack") or die 'Unable to open ip_conntrack';\r
-my @active = <ACTIVE>;\r
-close (ACTIVE);\r
-\r
-my @vpn = ('none');\r
-open (ACTIVE, "/proc/net/ipsec_eroute") and @vpn = <ACTIVE>; close (ACTIVE);\r
-\r
-my $aliasfile = "${General::swroot}/ethernet/aliases";\r
-open(ALIASES, $aliasfile) or die 'Unable to open aliases file.';\r
-my @aliases = <ALIASES>;\r
-close(ALIASES);\r
-\r
-# Add Green Firewall Interface\r
-push(@network, $netsettings{'GREEN_ADDRESS'});\r
-push(@masklen, "255.255.255.255" );\r
-push(@colour, ${Header::colourfw} );\r
-\r
-# Add Green Network to Array\r
-push(@network, $netsettings{'GREEN_NETADDRESS'});\r
-push(@masklen, $netsettings{'GREEN_NETMASK'} );\r
-push(@colour, ${Header::colourgreen} );\r
-\r
-# Add Green Routes to Array\r
-my @routes = `/sbin/route -n | /bin/grep $netsettings{'GREEN_DEV'}`;\r
-foreach my $route (@routes) {\r
- chomp($route);\r
- my @temp = split(/[\t ]+/, $route);\r
- push(@network, $temp[0]);\r
- push(@masklen, $temp[2]);\r
- push(@colour, ${Header::colourgreen} );\r
-}\r
-\r
-# Add Firewall Localhost 127.0.0.1\r
-push(@network, '127.0.0.1');\r
-push(@masklen, '255.255.255.255' );\r
-push(@colour, ${Header::colourfw} );\r
-\r
-# Add Orange Network\r
-if ($netsettings{'ORANGE_DEV'}) {\r
- push(@network, $netsettings{'ORANGE_NETADDRESS'});\r
- push(@masklen, $netsettings{'ORANGE_NETMASK'} );\r
- push(@colour, ${Header::colourorange} );\r
- # Add Orange Routes to Array\r
- @routes = `/sbin/route -n | /bin/grep $netsettings{'ORANGE_DEV'}`;\r
- foreach my $route (@routes) {\r
- chomp($route);\r
- my @temp = split(/[\t ]+/, $route);\r
- push(@network, $temp[0]);\r
- push(@masklen, $temp[2]);\r
- push(@colour, ${Header::colourorange} );\r
- }\r
-}\r
-\r
-# Add Blue Network\r
-if ($netsettings{'BLUE_DEV'}) {\r
- push(@network, $netsettings{'BLUE_NETADDRESS'});\r
- push(@masklen, $netsettings{'BLUE_NETMASK'} );\r
- push(@colour, ${Header::colourblue} );\r
- # Add Blue Routes to Array\r
- @routes = `/sbin/route -n | /bin/grep $netsettings{'BLUE_DEV'}`;\r
- foreach my $route (@routes) {\r
- chomp($route);\r
- my @temp = split(/[\t ]+/, $route);\r
- push(@network, $temp[0]);\r
- push(@masklen, $temp[2]);\r
- push(@colour, ${Header::colourblue} );\r
- }\r
-}\r
-\r
-# Add STATIC RED aliases\r
-if ($netsettings{'RED_DEV'}) {\r
- # We have a RED eth iface\r
- if ($netsettings{'RED_TYPE'} eq 'STATIC') {\r
- # We have a STATIC RED eth iface\r
- foreach my $line (@aliases)\r
- {\r
- chomp($line);\r
- my @temp = split(/\,/,$line);\r
- if ( $temp[0] ) {\r
- push(@network, $temp[0]);\r
- push(@masklen, $netsettings{'RED_NETMASK'} );\r
- push(@colour, ${Header::colourfw} );\r
- }\r
- }\r
- }\r
-}\r
-\r
-# Add VPNs\r
-if ( $vpn[0] ne 'none' ) {\r
- foreach my $line (@vpn) {\r
- my @temp = split(/[\t ]+/,$line);\r
- my @temp1 = split(/[\/:]+/,$temp[3]);\r
- push(@network, $temp1[0]);\r
- push(@masklen, ipv4_cidr2msk($temp1[1]));\r
- push(@colour, ${Header::colourvpn} );\r
- }\r
-}\r
-if (open(IP, "${General::swroot}/red/local-ipaddress")) {\r
- my $redip = <IP>;\r
- close(IP);\r
- chomp $redip;\r
- push(@network, $redip);\r
- push(@masklen, '255.255.255.255' );\r
- push(@colour, ${Header::colourfw} );\r
-}\r
-\r
-&Header::showhttpheaders();\r
-&Header::openpage($Lang::tr{'connections'}, 1, '');\r
-&Header::openbigbox('100%', 'left');\r
-&Header::openbox('100%', 'left', $Lang::tr{'connection tracking'});\r
-\r
-print <<END\r
-<table width='60%'>\r
-<tr><td align='center'><b>$Lang::tr{'legend'} : </b></td>\r
- <td align='center' bgcolor='${Header::colourgreen}'><b><font color='#FFFFFF'>$Lang::tr{'lan'}</font></b></td>\r
- <td align='center' bgcolor='${Header::colourred}'><b><font color='#FFFFFF'>$Lang::tr{'internet'}</font></b></td>\r
- <td align='center' bgcolor='${Header::colourorange}'><b><font color='#FFFFFF'>$Lang::tr{'dmz'}</font></b></td>\r
- <td align='center' bgcolor='${Header::colourblue}'><b><font color='#FFFFFF'>$Lang::tr{'wireless'}</font></b></td>\r
- <td align='center' bgcolor='${Header::colourfw}'><b><font color='#FFFFFF'>IPCop</font></b></td>\r
- <td align='center' bgcolor='${Header::colourvpn}'><b><font color='#FFFFFF'>$Lang::tr{'vpn'}</font></b></td>\r
-</tr>\r
-</table>\r
-<br />\r
-<table cellpadding='2'>\r
-<tr><td align='center'><b>$Lang::tr{'protocol'}</b></td>\r
- <td align='center'><b>$Lang::tr{'expires'}<br />($Lang::tr{'seconds'})</b></td>\r
- <td align='center'><b>$Lang::tr{'connection'}<br />$Lang::tr{'status'}</b></td>\r
- <td align='center'><b>$Lang::tr{'original'}<br />$Lang::tr{'source ip and port'}</b></td>\r
- <td align='center'><b>$Lang::tr{'original'}<br />$Lang::tr{'dest ip and port'}</b></td>\r
- <td align='center'><b>$Lang::tr{'expected'}<br />$Lang::tr{'source ip and port'}</b></td>\r
- <td align='center'><b>$Lang::tr{'expected'}<br />$Lang::tr{'dest ip and port'}</b></td>\r
- <td align='center'><b>$Lang::tr{'marked'}</b></td>\r
- <td align='center'><b>$Lang::tr{'use'}</b></td>\r
-</tr>\r
-END\r
-;\r
-\r
-foreach my $line (@active)\r
-{\r
- my $protocol='';\r
- my $expires='';\r
- my $connstatus='';\r
- my $orgsip='';\r
- my $orgdip='';\r
- my $orgsp='';\r
- my $orgdp='';\r
- my $exsip='';\r
- my $exdip='';\r
- my $exsp='';\r
- my $exdp='';\r
- my $marked='';\r
- my $use='';\r
- my $orgsipcolour='';\r
- my $orgdipcolour='';\r
- my $exsipcolour='';\r
- my $exdipcolour='';\r
-\r
- chomp($line);\r
- my @temp = split(' ',$line);\r
- print "<tr bgcolor='${Header::table1colour}'>\n";\r
- if ($temp[0] eq 'udp') {\r
- my $offset = 0;\r
- $marked = '';\r
- $protocol = $temp[0] . " (" . $temp[1] . ")";\r
- $expires = $temp[2];\r
- $connstatus = ' ';\r
- $orgsip = substr $temp[3], 4;\r
- $orgdip = substr $temp[4], 4;\r
- $orgsp = substr $temp[5], 6;\r
- $orgdp = substr $temp[6], 6;\r
- if ($temp[7] eq '[UNREPLIED]') {\r
- $marked = $temp[7];\r
- $offset = 1;\r
- }\r
- else {\r
- $connstatus = ' ';\r
- }\r
-\r
- $exsip = substr $temp[7 + $offset], 4;\r
- $exdip = substr $temp[8 + $offset], 4;\r
- $exsp = substr $temp[9 + $offset], 6;\r
- $exdp = substr $temp[10 + $offset], 6;\r
- if ($marked eq '[UNREPLIED]') {\r
- $use = substr $temp[11 + $offset], 4;\r
- }\r
- else {\r
- $marked = $temp[11 + $offset];\r
- $use = substr $marked, 0, 3;\r
- if ($use eq 'use' ) {\r
- $marked = '';\r
- $use = substr $temp[11 + $offset], 4;\r
- }\r
- else {\r
- $use = substr $temp[12 + $offset], 4;\r
- }\r
- }\r
- }\r
- if ($temp[0] eq 'tcp') {\r
- my $offset = 0;\r
- $protocol = $temp[0] . " (" . $temp[1] . ")";\r
- $expires = $temp[2];\r
- $connstatus = $temp[3];\r
- $orgsip = substr $temp[4], 4;\r
- $orgdip = substr $temp[5], 4;\r
- $orgsp = substr $temp[6], 6;\r
- $orgdp = substr $temp[7], 6;\r
- if ($temp[8] eq '[UNREPLIED]') {\r
- $marked = $temp[8];\r
- $offset = 1;\r
- $use = substr $temp[13], 4;\r
- }\r
- else {\r
- $marked = $temp[12];\r
- $use = substr $temp[13], 4;\r
- }\r
- \r
- $exsip = substr $temp[8 + $offset], 4;\r
- $exdip = substr $temp[9 + $offset], 4;\r
- $exsp = substr $temp[10 + $offset], 6;\r
- $exdp = substr $temp[11 + $offset], 6;\r
- }\r
- if ($temp[0] eq 'unknown') {\r
- my $offset = 0;\r
- $protocol = "??? (" . $temp[1] . ")";\r
- $protocol = "esp (" . $temp[1] . ")" if ($temp[1] == 50);\r
- $protocol = " ah (" . $temp[1] . ")" if ($temp[1] == 51);\r
- $expires = $temp[2];\r
- $connstatus = ' ';\r
- $orgsip = substr $temp[3], 4;\r
- $orgdip = substr $temp[4], 4;\r
- $orgsp = ' ';\r
- $orgdp = ' ';\r
- $exsip = substr $temp[5], 4;\r
- $exdip = substr $temp[6], 4;\r
- $exsp = ' ';\r
- $exdp = ' ';\r
- $marked = ' ';\r
- $use = ' ';\r
- }\r
- if ($temp[0] eq 'gre') {\r
- my $offset = 0;\r
- $protocol = $temp[0] . " (" . $temp[1] . ")";\r
- $expires = $temp[2];\r
- $orgsip = substr $temp[5], 4;\r
- $orgdip = substr $temp[6], 4;\r
- $orgsp = ' ';\r
- $orgdp = ' ';\r
- $exsip = substr $temp[11], 4;\r
- $exdip = substr $temp[12], 4;\r
- $exsp = ' ';\r
- $exdp = ' ';\r
- $marked = $temp[17];\r
- $use = $temp[18];\r
- }\r
- $orgsipcolour = &ipcolour($orgsip);\r
- $orgdipcolour = &ipcolour($orgdip);\r
- $exsipcolour = &ipcolour($exsip);\r
- $exdipcolour = &ipcolour($exdip);\r
- print <<END\r
- <td align='center'>$protocol</td>\r
- <td align='center'>$expires</td>\r
- <td align='center'>$connstatus</td>\r
- <td align='center' bgcolor='$orgsipcolour'><a href='/cgi-bin/ipinfo.cgi?ip=$orgsip'><font color='#FFFFFF'>$orgsip</font></a><font color='#FFFFFF'>:$orgsp</font></td>\r
- <td align='center' bgcolor='$orgdipcolour'><a href='/cgi-bin/ipinfo.cgi?ip=$orgdip'><font color='#FFFFFF'>$orgdip</font></a><font color='#FFFFFF'>:$orgdp</font></td>\r
- <td align='center' bgcolor='$exsipcolour'><a href='/cgi-bin/ipinfo.cgi?ip=$exsip'><font color='#FFFFFF'>$exsip</font></a><font color='#FFFFFF'>:$exsp</font></td>\r
- <td align='center' bgcolor='$exdipcolour'><a href='/cgi-bin/ipinfo.cgi?ip=$exdip'><font color='#FFFFFF'>$exdip</font></a><font color='#FFFFFF'>:$exdp</font></td>\r
- <td align='center'>$marked</td><td align='center'>$use</td>\r
- </tr>\r
-END\r
- ;\r
-}\r
-print "</table>\n";\r
-\r
-&Header::closebox();\r
-&Header::closebigbox();\r
-&Header::closepage();\r
-\r
-sub ipcolour($) {\r
- my $id = 0;\r
- my $line;\r
- my $colour = ${Header::colourred};\r
- my ($ip) = $_[0];\r
- my $found = 0;\r
- foreach $line (@network)\r
- {\r
- if (!$found && ipv4_in_network( $network[$id] , $masklen[$id], $ip) ) {\r
- $found = 1;\r
- $colour = $colour[$id];\r
- }\r
- $id++;\r
- }\r
- return $colour\r
-}\r
+#!/usr/bin/perl
+###############################################################################
+# #
+# IPFire.org - A linux based firewall #
+# Copyright (C) 2007-2012 IPFire Team <info@ipfire.org> #
+# #
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the GNU General Public License as published by #
+# the Free Software Foundation, either version 3 of the License, or #
+# (at your option) any later version. #
+# #
+# This program is distributed in the hope that it will be useful, #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
+# GNU General Public License for more details. #
+# #
+# You should have received a copy of the GNU General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+###############################################################################
+
+use strict;
+
+use Net::IPv4Addr qw( :all );
+use Switch;
+
+# enable only the following on debugging purpose
+#use warnings;
+#use CGI::Carp 'fatalsToBrowser';
+
+require '/var/ipfire/general-functions.pl';
+require "${General::swroot}/lang.pl";
+require "${General::swroot}/header.pl";
+
+my $colour_multicast = "#A0A0A0";
+
+&Header::showhttpheaders();
+
+my @network=();
+my @masklen=();
+my @colour=();
+
+my %netsettings=();
+&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
+
+#workaround to suppress a warning when a variable is used only once
+my @dummy = ( ${Header::table1colour} );
+undef (@dummy);
+
+# Read the connection tracking table.
+open(CONNTRACK, "/usr/local/bin/getconntracktable | sort -k 5,5 --numeric-sort --reverse |") or die "Unable to read conntrack table";
+my @conntrack = <CONNTRACK>;
+close(CONNTRACK);
+
+# Collect data for the @network array.
+
+# Add Firewall Localhost 127.0.0.1
+push(@network, '127.0.0.1');
+push(@masklen, '255.255.255.255');
+push(@colour, ${Header::colourfw});
+
+if (open(IP, "${General::swroot}/red/local-ipaddress")) {
+ my $redip = <IP>;
+ close(IP);
+
+ chomp $redip;
+ push(@network, $redip);
+ push(@masklen, '255.255.255.255');
+ push(@colour, ${Header::colourfw});
+}
+
+# Add STATIC RED aliases
+if ($netsettings{'RED_DEV'}) {
+ my $aliasfile = "${General::swroot}/ethernet/aliases";
+ open(ALIASES, $aliasfile) or die 'Unable to open aliases file.';
+ my @aliases = <ALIASES>;
+ close(ALIASES);
+
+ # We have a RED eth iface
+ if ($netsettings{'RED_TYPE'} eq 'STATIC') {
+ # We have a STATIC RED eth iface
+ foreach my $line (@aliases) {
+ chomp($line);
+ my @temp = split(/\,/,$line);
+ if ($temp[0]) {
+ push(@network, $temp[0]);
+ push(@masklen, $netsettings{'RED_NETMASK'} );
+ push(@colour, ${Header::colourfw} );
+ }
+ }
+ }
+}
+
+# Add Green Firewall Interface
+push(@network, $netsettings{'GREEN_ADDRESS'});
+push(@masklen, "255.255.255.255" );
+push(@colour, ${Header::colourfw} );
+
+# Add Green Network to Array
+push(@network, $netsettings{'GREEN_NETADDRESS'});
+push(@masklen, $netsettings{'GREEN_NETMASK'} );
+push(@colour, ${Header::colourgreen} );
+
+# Add Green Routes to Array
+my @routes = `/sbin/route -n | /bin/grep $netsettings{'GREEN_DEV'}`;
+foreach my $route (@routes) {
+ chomp($route);
+ my @temp = split(/[\t ]+/, $route);
+ push(@network, $temp[0]);
+ push(@masklen, $temp[2]);
+ push(@colour, ${Header::colourgreen} );
+}
+
+# Add Blue Firewall Interface
+push(@network, $netsettings{'BLUE_ADDRESS'});
+push(@masklen, "255.255.255.255" );
+push(@colour, ${Header::colourfw} );
+
+# Add Blue Network
+if ($netsettings{'BLUE_DEV'}) {
+ push(@network, $netsettings{'BLUE_NETADDRESS'});
+ push(@masklen, $netsettings{'BLUE_NETMASK'} );
+ push(@colour, ${Header::colourblue} );
+
+ # Add Blue Routes to Array
+ @routes = `/sbin/route -n | /bin/grep $netsettings{'BLUE_DEV'}`;
+ foreach my $route (@routes) {
+ chomp($route);
+ my @temp = split(/[\t ]+/, $route);
+ push(@network, $temp[0]);
+ push(@masklen, $temp[2]);
+ push(@colour, ${Header::colourblue} );
+ }
+}
+
+# Add Orange Firewall Interface
+push(@network, $netsettings{'ORANGE_ADDRESS'});
+push(@masklen, "255.255.255.255" );
+push(@colour, ${Header::colourfw} );
+
+# Add Orange Network
+if ($netsettings{'ORANGE_DEV'}) {
+ push(@network, $netsettings{'ORANGE_NETADDRESS'});
+ push(@masklen, $netsettings{'ORANGE_NETMASK'} );
+ push(@colour, ${Header::colourorange} );
+ # Add Orange Routes to Array
+ @routes = `/sbin/route -n | /bin/grep $netsettings{'ORANGE_DEV'}`;
+ foreach my $route (@routes) {
+ chomp($route);
+ my @temp = split(/[\t ]+/, $route);
+ push(@network, $temp[0]);
+ push(@masklen, $temp[2]);
+ push(@colour, ${Header::colourorange} );
+ }
+}
+
+# Highlight multicast connections.
+push(@network, "224.0.0.0");
+push(@masklen, "239.0.0.0");
+push(@colour, $colour_multicast);
+
+# Add OpenVPN net and RED/BLUE/ORANGE entry (when appropriate)
+if (-e "${General::swroot}/ovpn/settings") {
+ my %ovpnsettings = ();
+ &General::readhash("${General::swroot}/ovpn/settings", \%ovpnsettings);
+ my @tempovpnsubnet = split("\/",$ovpnsettings{'DOVPN_SUBNET'});
+
+ # add OpenVPN net
+ push(@network, $tempovpnsubnet[0]);
+ push(@masklen, $tempovpnsubnet[1]);
+ push(@colour, ${Header::colourovpn} );
+
+ # add BLUE:port / proto
+ if (($ovpnsettings{'ENABLED_BLUE'} eq 'on') && $netsettings{'BLUE_DEV'}) {
+ push(@network, $netsettings{'BLUE_ADDRESS'} );
+ push(@masklen, '255.255.255.255' );
+ push(@colour, ${Header::colourovpn});
+ }
+
+ # add ORANGE:port / proto
+ if (($ovpnsettings{'ENABLED_ORANGE'} eq 'on') && $netsettings{'ORANGE_DEV'}) {
+ push(@network, $netsettings{'ORANGE_ADDRESS'} );
+ push(@masklen, '255.255.255.255' );
+ push(@colour, ${Header::colourovpn} );
+ }
+}
+
+open(IPSEC, "${General::swroot}/vpn/config");
+my @ipsec = <IPSEC>;
+close(IPSEC);
+
+foreach my $line (@ipsec) {
+ my @vpn = split(',', $line);
+ my ($network, $mask) = split("/", $vpn[12]);
+
+ if (!&General::validip($mask)) {
+ $mask = ipv4_cidr2msk($mask);
+ }
+
+ push(@network, $network);
+ push(@masklen, $mask);
+ push(@colour, ${Header::colourvpn});
+}
+
+if (-e "${General::swroot}/ovpn/n2nconf") {
+ open(OVPNN2N, "${General::swroot}/ovpn/ovpnconfig");
+ my @ovpnn2n = <OVPNN2N>;
+ close(OVPNN2N);
+
+ foreach my $line (@ovpnn2n) {
+ my @ovpn = split(',', $line);
+ next if ($ovpn[4] ne 'net');
+
+ my ($network, $mask) = split("/", $ovpn[12]);
+ if (!&General::validip($mask)) {
+ $mask = ipv4_cidr2msk($mask);
+ }
+
+ push(@network, $network);
+ push(@masklen, $mask);
+ push(@colour, ${Header::colourovpn});
+ }
+}
+
+# Show the page.
+&Header::openpage($Lang::tr{'connections'}, 1, '');
+&Header::openbigbox('100%', 'left');
+&Header::openbox('100%', 'left', $Lang::tr{'connection tracking'});
+
+# Print legend.
+print <<END;
+ <table width='100%'>
+ <tr>
+ <td align='center'>
+ <b>$Lang::tr{'legend'} : </b>
+ </td>
+ <td align='center' bgcolor='${Header::colourgreen}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'lan'}</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourred}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'internet'}</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourorange}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'dmz'}</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourblue}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'wireless'}</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourfw}'>
+ <b><font color='#FFFFFF'>IPFire</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourvpn}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'vpn'}</font></b>
+ </td>
+ <td align='center' bgcolor='${Header::colourovpn}'>
+ <b><font color='#FFFFFF'>$Lang::tr{'OpenVPN'}</font></b>
+ </td>
+ <td align='center' bgcolor='$colour_multicast'>
+ <b><font color='#FFFFFF'>Multicast</font></b>
+ </td>
+ </tr>
+ </table>
+ <br>
+END
+
+# Print table header.
+print <<END;
+ <table width='100%'>
+ <tr>
+ <th align='center'>
+ $Lang::tr{'protocol'}
+ </th>
+ <th align='center'>
+ $Lang::tr{'source ip and port'}
+ </th>
+ <th> </th>
+ <th align='center'>
+ $Lang::tr{'dest ip and port'}
+ </th>
+ <th> </th>
+ <th align='center'>
+ $Lang::tr{'download'} /
+ <br>$Lang::tr{'upload'}
+ </th>
+ <th align='center'>
+ $Lang::tr{'connection'}<br>$Lang::tr{'status'}
+ </th>
+ <th align='center'>
+ $Lang::tr{'expires'}<br>($Lang::tr{'seconds'})
+ </th>
+ </tr>
+END
+
+foreach my $line (@conntrack) {
+ my @conn = split(' ', $line);
+
+ # The first bit is the l3 protocol.
+ my $l3proto = $conn[0];
+
+ # Skip everything that is not IPv4.
+ if ($l3proto ne 'ipv4') {
+ next;
+ }
+
+ # L4 protocol (tcp, udp, ...).
+ my $l4proto = $conn[2];
+
+ # Translate unknown protocols.
+ if ($l4proto eq 'unknown') {
+ my $l4protonum = $conn[3];
+ if ($l4protonum eq '2') {
+ $l4proto = 'IGMP';
+ } elsif ($l4protonum eq '4') {
+ $l4proto = 'IPv4 Encap';
+ } elsif ($l4protonum eq '33') {
+ $l4proto = 'DCCP';
+ } elsif ($l4protonum eq '41') {
+ $l4proto = 'IPv6 Encap';
+ } elsif ($l4protonum eq '50') {
+ $l4proto = 'ESP';
+ } elsif ($l4protonum eq '51') {
+ $l4proto = 'AH';
+ } elsif ($l4protonum eq '132') {
+ $l4proto = 'SCTP';
+ } else {
+ $l4proto = $l4protonum;
+ }
+ } else {
+ $l4proto = uc($l4proto);
+ }
+
+ # Source and destination.
+ my $sip;
+ my $sip_ret;
+ my $dip;
+ my $dip_ret;
+ my $sport;
+ my $sport_ret;
+ my $dport;
+ my $dport_ret;
+ my @packets;
+ my @bytes;
+
+ my $ttl = $conn[4];
+ my $state;
+ if ($l4proto eq 'TCP') {
+ $state = $conn[5];
+ }
+
+ # Kick out everything that is not IPv4.
+ foreach my $item (@conn) {
+ my ($key, $val) = split('=', $item);
+
+ switch ($key) {
+ case "src" {
+ if ($sip == "") {
+ $sip = $val;
+ } else {
+ $dip_ret = $val;
+ }
+ }
+ case "dst" {
+ if ($dip == "") {
+ $dip = $val;
+ } else {
+ $sip_ret = $val;
+ }
+ }
+ case "sport" {
+ if ($sport == "") {
+ $sport = $val;
+ } else {
+ $dport_ret = $val;
+ }
+ }
+ case "dport" {
+ if ($dport == "") {
+ $dport = $val;
+ } else {
+ $sport_ret = $val;
+ }
+ }
+ case "packets" {
+ push(@packets, $val);
+ }
+ case "bytes" {
+ push(@bytes, $val);
+ }
+ }
+ }
+
+ my $sip_colour = ipcolour($sip);
+ my $dip_colour = ipcolour($dip);
+
+ my $sserv = '';
+ if ($sport < 1024) {
+ $sserv = uc(getservbyport($sport, lc($l4proto)));
+ }
+
+ my $dserv = '';
+ if ($dport < 1024) {
+ $dserv = uc(getservbyport($dport, lc($l4proto)));
+ }
+
+ my $bytes_in = format_bytes($bytes[0]);
+ my $bytes_out = format_bytes($bytes[1]);
+
+ # Format TTL
+ $ttl = format_time($ttl);
+
+ my $sip_extra;
+ if ($sip ne $sip_ret) {
+ $sip_extra = "<font color='#FFFFFF'>></font> ";
+ $sip_extra .= "<a href='/cgi-bin/ipinfo.cgi?ip=$sip_ret'>";
+ $sip_extra .= " <font color='#FFFFFF'>$sip_ret</font>";
+ $sip_extra .= "</a>";
+ }
+
+ my $dip_extra;
+ if ($dip ne $dip_ret) {
+ $dip_extra = "<font color='#FFFFFF'>></font> ";
+ $dip_extra .= "<a href='/cgi-bin/ipinfo.cgi?ip=$dip_ret'>";
+ $dip_extra .= " <font color='#FFFFFF'>$dip_ret</font>";
+ $dip_extra .= "</a>";
+ }
+
+
+ my $sport_extra;
+ if ($sport ne $sport_ret) {
+ my $sserv_ret = '';
+ if ($sport_ret < 1024) {
+ $sserv_ret = uc(getservbyport($sport_ret, lc($l4proto)));
+ }
+
+ $sport_extra = "<font color='#FFFFFF'>></font> ";
+ $sport_extra .= "<a href='http://isc.sans.org/port_details.php?port=$sport_ret' target='top' title='$sserv_ret'>";
+ $sport_extra .= " <font color='#FFFFFF'>$sport_ret</font>";
+ $sport_extra .= "</a>";
+ }
+
+ my $dport_extra;
+ if ($dport ne $dport_ret) {
+ my $dserv_ret = '';
+ if ($dport_ret < 1024) {
+ $dserv_ret = uc(getservbyport($dport_ret, lc($l4proto)));
+ }
+
+ $dport_extra = "<font color='#FFFFFF'>></font> ";
+ $dport_extra .= "<a href='http://isc.sans.org/port_details.php?port=$dport_ret' target='top' title='$dserv_ret'>";
+ $dport_extra .= " <font color='#FFFFFF'>$dport_ret</font>";
+ $dport_extra .= "</a>";
+ }
+
+ print <<END;
+ <tr>
+ <td align='center'>$l4proto</td>
+ <td align='center' bgcolor='$sip_colour'>
+ <a href='/cgi-bin/ipinfo.cgi?ip=$sip'>
+ <font color='#FFFFFF'>$sip</font>
+ </a>
+ $sip_extra
+ </td>
+ <td align='center' bgcolor='$sip_colour'>
+ <a href='http://isc.sans.org/port_details.php?port=$sport' target='top' title='$sserv'>
+ <font color='#FFFFFF'>$sport</font>
+ </a>
+ $sport_extra
+ </td>
+ <td align='center' bgcolor='$dip_colour'>
+ <a href='/cgi-bin/ipinfo.cgi?ip=$dip'>
+ <font color='#FFFFFF'>$dip</font>
+ </a>
+ $dip_extra
+ </td>
+ <td align='center' bgcolor='$dip_colour'>
+ <a href='http://isc.sans.org/port_details.php?port=$dport' target='top' title='$dserv'>
+ <font color='#FFFFFF'>$dport</font>
+ </a>
+ $dport_extra
+ </td>
+ <td align='center'>
+ $bytes_in / $bytes_out
+ </td>
+ <td align='center'>$state</td>
+ <td align='center'>$ttl</td>
+ </tr>
+END
+}
+
+# Close the main table.
+print "</table>";
+
+&Header::closebox();
+&Header::closebigbox();
+&Header::closepage();
+
+sub format_bytes($) {
+ my $bytes = shift;
+ my @units = ("B", "k", "M", "G", "T");
+
+ foreach my $unit (@units) {
+ if ($bytes < 1024) {
+ return sprintf("%d%s", $bytes, $unit);
+ }
+
+ $bytes /= 1024;
+ }
+
+ return sprintf("%d%s", $bytes, $units[$#units]);
+}
+
+sub format_time($) {
+ my $time = shift;
+
+ my $seconds = $time % 60;
+ my $minutes = $time / 60;
+
+ my $hours = 0;
+ if ($minutes >= 60) {
+ $hours = $minutes / 60;
+ $minutes %= 60;
+ }
+
+ return sprintf("%3d:%02d:%02d", $hours, $minutes, $seconds);
+}
+
+sub ipcolour($) {
+ my $id = 0;
+ my $colour = ${Header::colourred};
+ my ($ip) = $_[0];
+ my $found = 0;
+
+ foreach my $line (@network) {
+ if ($network[$id] eq '') {
+ $id++;
+ } else {
+ if (!$found && ipv4_in_network($network[$id], $masklen[$id], $ip) ) {
+ $found = 1;
+ $colour = $colour[$id];
+ }
+ $id++;
+ }
+ }
+
+ return $colour;
+}
+
+1;
projects / people / teissler / ipfire-2.x.git / blobdiff