+++ /dev/null
-#!/usr/bin/perl
-###############################################################################
-# #
-# IPFire.org - A linux based firewall #
-# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
-# #
-# 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;
-
-# 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";
-
-#workaround to suppress a warning when a variable is used only once
-my @dummy = ( ${Header::colouryellow} );
-undef (@dummy);
-
-my %color = ();
-my %mainsettings = ();
-&General::readhash("${General::swroot}/main/settings", \%mainsettings);
-&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
-
-my %cgiparams=();
-my %selected=();
-my %checked=();
-my $prtrange1=0;
-my $prtrange2=0;
-my $errormessage = '';
-my $filename = "${General::swroot}/portfw/config";
-my $aliasfile = "${General::swroot}/ethernet/aliases";
-
-&Header::showhttpheaders();
-
-$cgiparams{'ENABLED'} = 'off';
-$cgiparams{'KEY1'} = '0';
-$cgiparams{'KEY2'} = '0';
-$cgiparams{'PROTOCOL'} = '';
-$cgiparams{'SRC_PORT'} = '';
-$cgiparams{'DEST_IP'} = '';
-$cgiparams{'DEST_PORT'} = '';
-$cgiparams{'SRC_IP'} = '';
-$cgiparams{'ORIG_IP'} = '';
-$cgiparams{'REMARK'} = '';
-$cgiparams{'OVERRIDE'} = 'off';
-$cgiparams{'ACTION'} = '';
-
-&Header::getcgihash(\%cgiparams);
-
-my $disable_all = "0";
-my $enable_all = "0";
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'add'})
-{
- &valaddupdate();
-
- # Darren Critchley - if there is an error, don't waste any more time processing
- if ($errormessage) { goto ERROR; }
-
- open(FILE, $filename) or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
- my $key1 = 0; # used for finding last sequence number used
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
-
- chomp ($temp[8]);
- if ($cgiparams{'KEY2'} eq "0"){ # if key2 is 0 then it is a portfw addition
- if ( $cgiparams{'SRC_PORT'} eq $temp[3] &&
- $cgiparams{'PROTOCOL'} eq $temp[2] &&
- $cgiparams{'SRC_IP'} eq $temp[7])
- {
- $errormessage =
- "$Lang::tr{'source port in use'} $cgiparams{'SRC_PORT'}";
- }
- # Check if key2 = 0, if it is then it is a port forward entry and we want the sequence number
- if ( $temp[1] eq "0") {
- $key1=$temp[0];
- }
- # Darren Critchley - Duplicate or overlapping Port range check
- if ($temp[1] eq "0" &&
- $cgiparams{'PROTOCOL'} eq $temp[2] &&
- $cgiparams{'SRC_IP'} eq $temp[7] &&
- $errormessage eq '')
- {
- &portchecks($temp[3], $temp[5]);
- }
- } else {
- if ( $cgiparams{'KEY1'} eq $temp[0] &&
- $cgiparams{'ORIG_IP'} eq $temp[8])
- {
- $errormessage =
- "$Lang::tr{'source ip in use'} $cgiparams{'ORIG_IP'}";
- }
- }
- }
-
-ERROR:
- unless ($errormessage)
- {
- # Darren Critchley - we only want to store ranges with Colons
- $cgiparams{'SRC_PORT'} =~ tr/-/:/;
- $cgiparams{'DEST_PORT'} =~ tr/-/:/;
-
- if ($cgiparams{'KEY1'} eq "0") { # 0 in KEY1 indicates it is a portfw add
- $key1++; # Add one to last sequence number
- open(FILE,">>$filename") or die 'Unable to open config file.';
- flock FILE, 2;
- if ($cgiparams{'ORIG_IP'} eq '0.0.0.0/0') {
- # if the default/all is taken, then write it to the rule
- print FILE "$key1,0,$cgiparams{'PROTOCOL'},$cgiparams{'SRC_PORT'},$cgiparams{'DEST_IP'},$cgiparams{'DEST_PORT'},$cgiparams{'ENABLED'},$cgiparams{'SRC_IP'},$cgiparams{'ORIG_IP'},$cgiparams{'REMARK'}\n";
- } else { # else create an extra record so it shows up
- print FILE "$key1,0,$cgiparams{'PROTOCOL'},$cgiparams{'SRC_PORT'},$cgiparams{'DEST_IP'},$cgiparams{'DEST_PORT'},$cgiparams{'ENABLED'},$cgiparams{'SRC_IP'},0,$cgiparams{'REMARK'}\n";
- print FILE "$key1,1,$cgiparams{'PROTOCOL'},0,$cgiparams{'DEST_IP'},$cgiparams{'DEST_PORT'},$cgiparams{'ENABLED'},0,$cgiparams{'ORIG_IP'},$cgiparams{'REMARK'}\n";
- }
- close(FILE);
- undef %cgiparams;
- &General::log($Lang::tr{'forwarding rule added'});
- system('/usr/local/bin/setportfw');
- } else { # else key1 eq 0
- my $insertpoint = ($cgiparams{'KEY2'} - 1);
- open(FILE, ">$filename") or die 'Unable to open config file.';
- flock FILE, 2;
- foreach my $line (@current) {
- chomp($line);
- my @temp = split(/\,/,$line);
- if ($cgiparams{'KEY1'} eq $temp[0] && $insertpoint eq $temp[1]) {
- if ($temp[1] eq "0") { # this is the first xtaccess rule, therefore modify the portfw rule
- $temp[8] = '0';
- }
- print FILE "$temp[0],$temp[1],$temp[2],$temp[3],$temp[4],$temp[5],$temp[6],$temp[7],$temp[8],$temp[9]\n";
- print FILE "$cgiparams{'KEY1'},$cgiparams{'KEY2'},$cgiparams{'PROTOCOL'},0,$cgiparams{'DEST_IP'},$cgiparams{'DEST_PORT'},$cgiparams{'ENABLED'},0,$cgiparams{'ORIG_IP'},$cgiparams{'REMARK'}\n";
- } else {
- print FILE "$line\n";
- }
- }
- close(FILE);
- undef %cgiparams;
- &General::log($Lang::tr{'external access rule added'});
- system('/usr/local/bin/setportfw');
- } # end if if KEY1 eq 0
- } # end unless($errormessage)
-}
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'update'})
-{
- &valaddupdate();
-
- # Darren Critchley - If there is an error don't waste any more processing time
- if ($errormessage) { $cgiparams{'ACTION'} = $Lang::tr{'edit'}; goto UPD_ERROR; }
-
- open(FILE, $filename) or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
- my $disabledpfw = '0';
- my $lastpfw = '';
- my $xtaccessdel = '0';
-
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
- if ( $temp[1] eq "0" ) { # keep track of the last portfw and if it is enabled
- $disabledpfw = $temp[6];
- $lastpfw = $temp[0];
- }
- chomp ($temp[8]);
- if ( $cgiparams{'SRC_PORT'} eq $temp[3] &&
- $cgiparams{'PROTOCOL'} eq $temp[2] &&
- $cgiparams{'SRC_IP'} eq $temp[7])
- {
- if ($cgiparams{'KEY1'} ne $temp[0] && $cgiparams{'KEY2'} eq "0")
- {
- $errormessage =
- "$Lang::tr{'source port in use'} $cgiparams{'SRC_PORT'}";
- }
- }
- if ($cgiparams{'ORIG_IP'} eq $temp[8])
- {
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} ne $temp[1])
- # If we have the same source ip within a portfw group, then we have a problem!
- {
- $errormessage = "$Lang::tr{'source ip in use'} $cgiparams{'ORIG_IP'}";
- $cgiparams{'ACTION'} = $Lang::tr{'edit'};
- }
- }
-
- # Darren Critchley - Flag when a user disables an xtaccess
- if ($cgiparams{'KEY1'} eq $temp[0] &&
- $cgiparams{'KEY2'} eq $temp[1] &&
- $cgiparams{'KEY2'} ne "0" && # if KEY2 is 0 then it is a portfw
- $cgiparams{'ENABLED'} eq "off" &&
- $temp[6] eq "on") { # we have determined that someone has turned an xtaccess off
- $xtaccessdel = "1";
- }
-
- # Darren Critchley - Portfw enabled, then enable xtaccess for all associated xtaccess records
- if ($cgiparams{'ENABLED'} eq "on" && $cgiparams{'KEY2'} eq "0" && $cgiparams{'ENABLED'} ne $temp[6])
- {
- $enable_all = "1";
- } else {
- $enable_all = "0";
- }
- # Darren Critchley - Portfw disabled, then disable xtaccess for all associated xtaccess records
- if ($cgiparams{'ENABLED'} eq "off" && $cgiparams{'KEY2'} eq "0")
- {
- $disable_all = "1";
- } else {
- $disable_all = "0";
- }
-
- # Darren Critchley - if we are enabling an xtaccess, only allow if the associated Portfw is enabled
- if ($cgiparams{'KEY1'} eq $lastpfw && $cgiparams{'KEY2'} ne "0") { # identifies an xtaccess record in the group
- if ($cgiparams{'ENABLED'} eq "on" && $cgiparams{'ENABLED'} ne $temp[6] ){ # a change has been made
- if ($disabledpfw eq "off")
- {
- $errormessage = "$Lang::tr{'cant enable xtaccess'}";
- $cgiparams{'ACTION'} = $Lang::tr{'edit'};
- }
- }
- }
-
- # Darren Critchley - rule to stop someone from entering ALL into a external access rule,
- # the portfw is the only place that ALL can be specified
- if ($cgiparams{'KEY2'} ne "0" && $cgiparams{'ORIG_IP'} eq "0.0.0.0/0") {
- $errormessage = "$Lang::tr{'xtaccess all error'}";
- $cgiparams{'ACTION'} = $Lang::tr{'edit'};
- }
-
- # Darren Critchley - Duplicate or overlapping Port range check
- if ($temp[1] eq "0" &&
- $cgiparams{'KEY1'} ne $temp[0] &&
- $cgiparams{'PROTOCOL'} eq $temp[2] &&
- $cgiparams{'SRC_IP'} eq $temp[7] &&
- $errormessage eq '')
- {
- &portchecks($temp[3], $temp[5]);
- } # end port testing
-
- }
-
- # Darren Critchley - if an xtaccess was disabled, now we need to check to see if it was the only xtaccess
- if($xtaccessdel eq "1") {
- my $xctr = 0;
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
- if($temp[0] eq $cgiparams{'KEY1'} &&
- $temp[6] eq "on") { # we only want to count the enabled xtaccess's
- $xctr++;
- }
- }
- if ($xctr == 2){
- $disable_all = "1";
- }
- }
-
-UPD_ERROR:
- unless ($errormessage)
- {
- # Darren Critchley - we only want to store ranges with Colons
- $cgiparams{'SRC_PORT'} =~ tr/-/:/;
- $cgiparams{'DEST_PORT'} =~ tr/-/:/;
-
- open(FILE, ">$filename") or die 'Unable to open config file.';
- flock FILE, 2;
- foreach my $line (@current) {
- chomp($line);
- my @temp = split(/\,/,$line);
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1]) {
- print FILE "$cgiparams{'KEY1'},$cgiparams{'KEY2'},$cgiparams{'PROTOCOL'},$cgiparams{'SRC_PORT'},$cgiparams{'DEST_IP'},$cgiparams{'DEST_PORT'},$cgiparams{'ENABLED'},$cgiparams{'SRC_IP'},$cgiparams{'ORIG_IP'},$cgiparams{'REMARK'}\n";
- } else {
- # Darren Critchley - If it is a port forward record, then chances are good that a change was made to
- # Destination Ip or Port, and we need to update all the associated external access records
- if ($cgiparams{'KEY2'} eq "0" && $cgiparams{'KEY1'} eq $temp[0]) {
- $temp[4] = $cgiparams{'DEST_IP'};
- $temp[5] = $cgiparams{'DEST_PORT'};
- $temp[2] = $cgiparams{'PROTOCOL'};
- }
-
- # Darren Critchley - If a Portfw has been disabled, then set all associated xtaccess as disabled
- if ( $disable_all eq "1" && $cgiparams{'KEY1'} eq $temp[0] ) {
- $temp[6] = 'off';
- }
- if ( $enable_all eq "1" && $cgiparams{'KEY1'} eq $temp[0] ) {
- $temp[6] = 'on';
- }
- # Darren Critchley - Deal with the override to allow ALL
- if ( $cgiparams{'OVERRIDE'} eq "on" && $temp[1] ne "0" && $cgiparams{'KEY1'} eq $temp[0] ) {
- $temp[6] = 'off';
- }
- print FILE "$temp[0],$temp[1],$temp[2],$temp[3],$temp[4],$temp[5],$temp[6],$temp[7],$temp[8],$temp[9]\n";
- }
- }
- close(FILE);
- undef %cgiparams;
- &General::log($Lang::tr{'forwarding rule updated'});
- system('/usr/local/bin/setportfw');
- }
- if ($errormessage) {
- $cgiparams{'ACTION'} = $Lang::tr{'edit'};
- }
-}
-
-# Darren Critchley - Allows rules to be enabled and disabled
-if ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'})
-{
- open(FILE, $filename) or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
- my $disabledpfw = '0';
- my $lastpfw = '';
- my $xtaccessdel = '0';
-
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
- if ( $temp[1] eq "0" ) { # keep track of the last portfw and if it is enabled
- $disabledpfw = $temp[6];
- $lastpfw = $temp[0];
- }
- # Darren Critchley - Flag when a user disables an xtaccess
- if ($cgiparams{'KEY1'} eq $temp[0] &&
- $cgiparams{'KEY2'} eq $temp[1] &&
- $cgiparams{'KEY2'} ne "0" && # if KEY2 is 0 then it is a portfw
- $cgiparams{'ENABLED'} eq "off" &&
- $temp[6] eq "on") { # we have determined that someone has turned an xtaccess off
- $xtaccessdel = "1";
- }
-
- # Darren Critchley - Portfw enabled, then enable xtaccess for all associated xtaccess records
- if ($cgiparams{'ENABLED'} eq "on" && $cgiparams{'KEY2'} eq "0" && $cgiparams{'ENABLED'} ne $temp[6])
- {
- $enable_all = "1";
- } else {
- $enable_all = "0";
- }
- # Darren Critchley - Portfw disabled, then disable xtaccess for all associated xtaccess records
- if ($cgiparams{'ENABLED'} eq "off" && $cgiparams{'KEY2'} eq "0")
- {
- $disable_all = "1";
- } else {
- $disable_all = "0";
- }
-
- # Darren Critchley - if we are enabling an xtaccess, only allow if the associated Portfw is enabled
- if ($cgiparams{'KEY1'} eq $lastpfw && $cgiparams{'KEY2'} ne "0") { # identifies an xtaccess record in the group
- if ($cgiparams{'ENABLED'} eq "on" && $cgiparams{'ENABLED'} ne $temp[6] ){ # a change has been made
- if ($disabledpfw eq "off")
- {
- $errormessage = "$Lang::tr{'cant enable xtaccess'}";
- goto TOGGLEEXIT;
- }
- }
- }
- }
-
- # Darren Critchley - if an xtaccess was disabled, now we need to check to see if it was the only xtaccess
- if($xtaccessdel eq "1") {
- my $xctr = 0;
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
- if($temp[0] eq $cgiparams{'KEY1'} &&
- $temp[6] eq "on") { # we only want to count the enabled xtaccess's
- $xctr++;
- }
- }
- if ($xctr == 2){
- $disable_all = "1";
- }
- }
-
- open(FILE, ">$filename") or die 'Unable to open config file.';
- flock FILE, 2;
- foreach my $line (@current) {
- chomp($line);
- my @temp = split(/\,/,$line);
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1]) {
- print FILE "$cgiparams{'KEY1'},$cgiparams{'KEY2'},$temp[2],$temp[3],$temp[4],$temp[5],$cgiparams{'ENABLED'},$temp[7],$temp[8],$temp[9]\n";
- } else {
- # Darren Critchley - If a Portfw has been disabled, then set all associated xtaccess as disabled
- if ( $disable_all eq "1" && $cgiparams{'KEY1'} eq $temp[0] ) {
- $temp[6] = 'off';
- }
- if ( $enable_all eq "1" && $cgiparams{'KEY1'} eq $temp[0] ) {
- $temp[6] = 'on';
- }
- print FILE "$temp[0],$temp[1],$temp[2],$temp[3],$temp[4],$temp[5],$temp[6],$temp[7],$temp[8],$temp[9]\n";
- }
- }
- close(FILE);
- &General::log($Lang::tr{'forwarding rule updated'});
- system('/usr/local/bin/setportfw');
-TOGGLEEXIT:
- undef %cgiparams;
-}
-
-
-# Darren Critchley - broke out Edit routine from the delete routine - Edit routine now just puts values in fields
-if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'})
-{
- open(FILE, "$filename") or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
-
- unless ($errormessage)
- {
- foreach my $line (@current)
- {
- chomp($line);
- my @temp = split(/\,/,$line);
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1] ) {
- $cgiparams{'PROTOCOL'} = $temp[2];
- $cgiparams{'SRC_PORT'} = $temp[3];
- $cgiparams{'DEST_IP'} = $temp[4];
- $cgiparams{'DEST_PORT'} = $temp[5];
- $cgiparams{'ENABLED'} = $temp[6];
- $cgiparams{'SRC_IP'} = $temp[7];
- $cgiparams{'ORIG_IP'} = $temp[8];
- $cgiparams{'REMARK'} = $temp[9];
- }
-
- }
- }
-}
-
-# Darren Critchley - broke out Remove routine as the logic is getting too complex to be combined with the Edit
-if ($cgiparams{'ACTION'} eq $Lang::tr{'remove'})
-{
- open(FILE, "$filename") or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
-
- # If the record being deleted is an xtaccess record, and it is the only one for a portfw record
- # then we need to adjust the portfw record to be open to ALL ip addressess or an error will occur
- # in setportfw.c
- my $fixportfw = '0';
- if ($cgiparams{'KEY2'} ne "0") {
- my $counter = 0;
- foreach my $line (@current)
- {
- chomp($line);
- my @temp = split(/\,/,$line);
- if ($temp[0] eq $cgiparams{'KEY1'}) {
- $counter++;
- }
- }
- if ($counter eq 2) {
- $fixportfw = '1';
- }
- }
-
- unless ($errormessage)
- {
- open(FILE, ">$filename") or die 'Unable to open config file.';
- flock FILE, 2;
- my $linedeleted = 0;
- foreach my $line (@current)
- {
- chomp($line);
- my @temp = split(/\,/,$line);
-
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1] ||
- $cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq "0" )
- {
- $linedeleted = 1;
- } else {
- if ($temp[0] eq $cgiparams{'KEY1'} && $temp[1] eq "0" && $fixportfw eq "1") {
- $temp[8] = '0.0.0.0/0';
- }
- print FILE "$temp[0],$temp[1],$temp[2],$temp[3],$temp[4],$temp[5],$temp[6],$temp[7],$temp[8],$temp[9]\n";
-# print FILE "$line\n";
- }
- }
- close(FILE);
- if ($linedeleted == 1) {
- &General::log($Lang::tr{'forwarding rule removed'});
- undef %cgiparams;
- }
- system('/usr/local/bin/setportfw');
- }
-}
-
-# Darren Critchley - Added routine to allow external access rules to be added
-if ($cgiparams{'ACTION'} eq $Lang::tr{'add xtaccess'})
-{
- open(FILE, $filename) or die 'Unable to open config file.';
- my @current = <FILE>;
- close(FILE);
- my $key = 0; # used for finding last sequence number used
- foreach my $line (@current)
- {
- my @temp = split(/\,/,$line);
- if ($temp[0] eq $cgiparams{'KEY1'}) {
- $key = $temp[1]
- }
- if ($cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1] ) {
- $cgiparams{'PROTOCOL'} = $temp[2];
- $cgiparams{'SRC_PORT'} = $temp[3];
- $cgiparams{'DEST_IP'} = $temp[4];
- $cgiparams{'DEST_PORT'} = $temp[5];
- $cgiparams{'ENABLED'} = $temp[6];
- $cgiparams{'SRC_IP'} = $temp[7];
- $cgiparams{'ORIG_IP'} = '';
- $cgiparams{'REMARK'} = $temp[9];
- }
- }
- $key++;
- $cgiparams{'KEY2'} = $key;
- # Until the ADD button is hit, there needs to be no change to portfw rules
-}
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'reset'})
-{
- undef %cgiparams;
-}
-
-if ($cgiparams{'ACTION'} eq '')
-{
- $cgiparams{'PROTOCOL'} = 'tcp';
- $cgiparams{'ENABLED'} = 'on';
- $cgiparams{'SRC_IP'} = '0.0.0.0';
-}
-
-$selected{'PROTOCOL'}{'udp'} = '';
-$selected{'PROTOCOL'}{'tcp'} = '';
-$selected{'PROTOCOL'}{'gre'} = '';
-$selected{'PROTOCOL'}{$cgiparams{'PROTOCOL'}} = "selected='selected'";
-
-$selected{'SRC_IP'}{$cgiparams{'SRC_IP'}} = "selected='selected'";
-
-$checked{'ENABLED'}{'off'} = '';
-$checked{'ENABLED'}{'on'} = '';
-$checked{'ENABLED'}{$cgiparams{'ENABLED'}} = "checked='checked'";
-
-&Header::openpage($Lang::tr{'port forwarding configuration'}, 1, '');
-
-&Header::openbigbox('100%', 'left', '', $errormessage);
-
-if ($errormessage) {
- &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
- print "<class name='base'><font color='${Header::colourred}'>$errormessage\n</font>";
- print " </class>\n";
- &Header::closebox();
-}
-
-print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}){
- &Header::openbox('100%', 'left', $Lang::tr{'edit a rule'});
-} else {
- &Header::openbox('100%', 'left', $Lang::tr{'add a new rule'});
-}
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'} && $cgiparams{'KEY2'} ne "0" || $cgiparams{'ACTION'} eq $Lang::tr{'add xtaccess'}){
-# if it is not a port forward record, don't validate as the fields are disabled
- my $PROT = "\U$cgiparams{'PROTOCOL'}\E";
- # Darren Critchley - Format the source and destination ports
- my $dstprt = $cgiparams{'DEST_PORT'};
- $dstprt =~ s/-/ - /;
- $dstprt =~ s/:/ - /;
-
-print <<END
-<table>
- <tr>
- <td class='base'>$Lang::tr{'protocol'}: <b>$PROT</b></td>
- <td width='20'> </td>
- <td class='base' align='right'>$Lang::tr{'destination ip'}: </td>
- <td><b>$cgiparams{'DEST_IP'}</b></td>
- <td width='20'> </td>
- <td class='base' align='right'>$Lang::tr{'destination port'}: </td>
- <td><b>$dstprt</b></td>
- </tr>
-</table>
-
-<input type='hidden' name='PROTOCOL' value='$cgiparams{'PROTOCOL'}' />
-<input type='hidden' name='SRC_IP' value='$cgiparams{'SRC_IP'}' />
-<input type='hidden' name='SRC_PORT' value='$cgiparams{'SRC_PORT'}' />
-<input type='hidden' name='DEST_IP' value='$cgiparams{'DEST_IP'}' />
-<input type='hidden' name='DEST_PORT' value='$cgiparams{'DEST_PORT'}' />
-END
-;
-} else {
-print <<END
-<table width='100%'>
- <tr>
- <td width='10%'>$Lang::tr{'protocol'}: </td>
- <td width='15%'>
- <select name='PROTOCOL'>
- <option value='tcp' $selected{'PROTOCOL'}{'tcp'}>TCP</option>
- <option value='udp' $selected{'PROTOCOL'}{'udp'}>UDP</option>
- <option value='gre' $selected{'PROTOCOL'}{'gre'}>GRE</option>
- </select>
- </td>
- <td class='base' width='20%'><font color='${Header::colourred}'>$Lang::tr{'alias ip'}:</font></td>
- <td>
- <select name='SRC_IP'>
- <option value='0.0.0.0' $selected{'SRC_IP'}{'0.0.0.0'}>DEFAULT IP</option>
-END
-;
-open(ALIASES, "$aliasfile") or die 'Unable to open aliases file.';
-while (<ALIASES>)
-{
- chomp($_);
- my @temp = split(/\,/,$_);
- if ($temp[1] eq 'on') {
- print "<option value='$temp[0]' $selected{'SRC_IP'}{$temp[0]}>$temp[0]";
- if (defined $temp[2] and ($temp[2] ne '')) { print " ($temp[2])"; }
- print "</option>\n";
- }
-}
-close(ALIASES);
-print <<END
- </select>
- </td>
- <td class='base' width='20%'><font color='${Header::colourred}'>$Lang::tr{'source port'}:</font></td>
- <td width='10%'><input type='text' name='SRC_PORT' value='$cgiparams{'SRC_PORT'}' size='8' /></td>
- </tr>
- <tr>
- <td class='base'> </td>
- <td> </td>
- <td class='base'>$Lang::tr{'destination ip'}:</td>
- <td><input type='text' name='DEST_IP' value='$cgiparams{'DEST_IP'}' size='15' /></td>
- <td class='base'>$Lang::tr{'destination port'}:</td>
- <td><input type='text' name='DEST_PORT' value='$cgiparams{'DEST_PORT'}' size='8' /></td>
- </tr>
-</table>
-END
-;
-}
-
-print <<END
-<table>
- <tr>
- <td class='base'>$Lang::tr{'remark title'} <img src='/blob.gif' alt='*' /> </td>
- <td><input type='text' name='REMARK' value='$cgiparams{'REMARK'}' size='55' maxlength='50' /></td>
-END
-;
-unless ($cgiparams{'ACTION'} eq $Lang::tr{'add xtaccess'} && $cgiparams{'ENABLED'} eq "off") {
- print "<td width='20'> </td>";
- print "<td>$Lang::tr{'enabled'} </td><td><input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} /></td>\n";
-}
-print <<END
- </tr>
-</table>
-END
-;
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'} && $cgiparams{'KEY2'} eq "0" && ($cgiparams{'ORIG_IP'} eq "0" || $cgiparams{'ORIG_IP'} eq "0.0.0.0/0")){
-# if it is a port forward rule with a 0 in the orig_port field, this means there are xtaccess records, and we
-# don't want to allow a person to change the orig_ip field as it will mess other logic up
- print "<input type='hidden' name='ORIG_IP' value='$cgiparams{'ORIG_IP'}' />\n";
-} else {
-print <<END
-<table>
- <tr>
- <td class='base'><font class='boldbase' color='${Header::colourred}'>$Lang::tr{'source network'}</font> <img src='/blob.gif' alt='*' /> </td>
- <td><input type='text' name='ORIG_IP' value='$cgiparams{'ORIG_IP'}' size='15' /></td>
- </tr>
-</table>
-END
-;
-}
-
-print <<END
-<table width='100%'>
- <hr />
- <tr>
- <td class='base' width='25%'><img src='/blob.gif' alt ='*' align='top' /> <font class='base'>$Lang::tr{'this field may be blank'}</font></td>
-END
-;
-
-
-if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}){
- if($cgiparams{'KEY2'} eq "0"){
- print "<td width='35%' align='right'>$Lang::tr{'open to all'}: </td><td width='5%'><input type='checkbox' name='OVERRIDE' $checked{'OVERRIDE'}{'on'} /></td>\n";
- } else {
- print "<td width='40%'> </td>\n";
- }
- print "<td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' />";
- print "<input type='hidden' name='KEY1' value='$cgiparams{'KEY1'}' />";
- print "<input type='hidden' name='KEY2' value='$cgiparams{'KEY2'}' /></TD>";
- print "<td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'reset'}' /></td>";
- # on an edit and an xtaccess add, for some reason the "Reset" button stops working, so I make it a submit button
-} else {
- print "<td width='30%'> </td>\n";
- print "<td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td>";
- if ($cgiparams{'ACTION'} eq $Lang::tr{'add xtaccess'}) {
- print "<td align='center' width='15%'><input type='hidden' name='KEY1' value='$cgiparams{'KEY1'}' />";
- print "<input type='hidden' name='KEY2' value='$cgiparams{'KEY2'}' />";
- print "<input type='submit' name='ACTION' value='$Lang::tr{'reset'}' /></td>";
- } elsif ($errormessage ne '') {
- print "<td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'reset'}' /></td>";
- } else {
- print "<td align='center' width='15%'><input type='reset' name='ACTION' value='$Lang::tr{'reset'}' /></td>";
- }
-}
-print <<END
- <td width='5%' align='right'> </td>
- </tr>
-</table>
-END
-;
-&Header::closebox();
-
-print "</form>\n";
-
-&Header::openbox('100%', 'left', $Lang::tr{'current rules'});
-print <<END
-<table width='100%'>
-<tr>
-<td width='7%' class='boldbase' align='center'><b>$Lang::tr{'proto'}</b></td>
-<td width='31%' class='boldbase' align='center'><b>$Lang::tr{'source'}</b></td>
-<td width='2%' class='boldbase' align='center'> </td>
-<td width='31%' class='boldbase' align='center'><b>$Lang::tr{'destination'}</b></td>
-<td width='24%' class='boldbase' align='center'><b>$Lang::tr{'remark'}</b></td>
-<td width='4%' class='boldbase' colspan='4' align='center'><b>$Lang::tr{'action'}</b></td>
-</tr>
-END
-;
-
-my $id = 0;
-my $xtaccesscolor = '#F6F4F4';
-open(RULES, "$filename") or die 'Unable to open config file.';
-while (<RULES>)
-{
- my $protocol = '';
- my $gif = '';
- my $gdesc = '';
- my $toggle = '';
- chomp($_);
- my @temp = split(/\,/,$_);
- $temp[9] ='' unless defined $temp[9];# Glles ESpinasse : suppress warning on page init
- if ($temp[2] eq 'udp') {
- $protocol = 'UDP'; }
- elsif ($temp[2] eq 'gre') {
- $protocol = 'GRE' }
- else {
- $protocol = 'TCP' }
- # Change bgcolor when a new portfw rule is added
- if ($temp[1] eq "0"){
- $id++;
- }
- # Darren Critchley highlight the row we are editing
- if ( $cgiparams{'ACTION'} eq $Lang::tr{'edit'} && $cgiparams{'KEY1'} eq $temp[0] && $cgiparams{'KEY2'} eq $temp[1] ) {
- print "<tr bgcolor='${Header::colouryellow}'>\n";
- } else {
- if ($id % 2) {
- print "<tr bgcolor='$color{'color22'}'>\n";
- }
- else {
- print "<tr bgcolor='$color{'color20'}'>\n";
- }
- }
-
- if ($temp[6] eq 'on') { $gif = 'on.gif'; $toggle='off'; $gdesc=$Lang::tr{'click to disable'};}
- else { $gif = 'off.gif'; $toggle='on'; $gdesc=$Lang::tr{'click to enable'}; }
-
- # Darren Critchley - this code no longer works - should we remove?
- # catch for 'old-style' rules file - assume default ip if
- # none exists
- if (!&General::validip($temp[7]) || $temp[7] eq '0.0.0.0') {
- $temp[7] = 'DEFAULT IP'; }
- if ($temp[1] eq '0') { # Port forwarding entry
-
- # Darren Critchley - Format the source and destintation ports
- my $srcprt = $temp[3];
- $srcprt =~ s/-/ - /;
- $srcprt =~ s/:/ - /;
- my $dstprt = $temp[5];
- $dstprt =~ s/-/ - /;
- $dstprt =~ s/:/ - /;
-
- # Darren Critchley - Get Port Service Name if we can - code borrowed from firewalllog.dat
- $_=$temp[3];
- if (/^\d+$/) {
- my $servi = uc(getservbyport($temp[3], lc($temp[2])));
- if ($servi ne '' && $temp[3] < 1024) {
- $srcprt = "$srcprt($servi)"; }
- }
- $_=$temp[5];
- if (/^\d+$/) {
- my $servi = uc(getservbyport($temp[5], lc($temp[2])));
- if ($servi ne '' && $temp[5] < 1024) {
- $dstprt = "$dstprt($servi)"; }
- }
-
- # Darren Critchley - If the line is too long, wrap the port numbers
- my $srcaddr = "$temp[7] : $srcprt";
- if (length($srcaddr) > 22) {
- $srcaddr = "$temp[7] :<br /> $srcprt";
- }
- my $dstaddr = "$temp[4] : $dstprt";
- if (length($dstaddr) > 26) {
- $dstaddr = "$temp[4] :<br /> $dstprt";
- }
-print <<END
-<td align='center'>$protocol</td>
-<td align='center'>$srcaddr</td>
-<td align='center'><img src='/images/forward.gif' alt='=>' /></td>
-<td align='center'>$dstaddr</td>
-<td align='left'> $temp[9]</td>
-<td align='center'>
- <form method='post' name='frm$temp[0]c' action='$ENV{'SCRIPT_NAME'}'>
- <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif' alt='$gdesc' title='$gdesc' />
- <input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- <input type='hidden' name='ENABLED' value='$toggle' />
- </form>
-</td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]' action='$ENV{'SCRIPT_NAME'}'>
- <input type='hidden' name='ACTION' value='$Lang::tr{'add xtaccess'}' />
- <input type='image' name='$Lang::tr{'add xtaccess'}' src='/images/add.gif' alt='$Lang::tr{'add xtaccess'}' title='$Lang::tr{'add xtaccess'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- </form>
-</td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]' action='$ENV{'SCRIPT_NAME'}'>
- <input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' />
- <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- </form>
-</td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]b' action='$ENV{'SCRIPT_NAME'}'>
- <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}' />
- <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- </form>
-</td>
-
-</tr>
-END
- ;
- } else { # external access entry
-print <<END
-<td align='center'> </td>
-
-<td align='left' colspan='4'> <font color='${Header::colourred}'>$Lang::tr{'access allowed'}</font> $temp[8] ($temp[9])</td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]$temp[1]t' action='$ENV{'SCRIPT_NAME'}'>
- <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif' alt='$Lang::tr{'toggle enable disable'}' title='$Lang::tr{'toggle enable disable'}' />
- <input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- <input type='hidden' name='ENABLED' value='$toggle' />
- </form>
-</td>
-
-<td align='center'> </td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]$temp[1]' action='$ENV{'SCRIPT_NAME'}'>
- <input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' />
- <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- </form>
-</td>
-
-<td align='center'>
- <form method='post' name='frm$temp[0]b$temp[1]b' action='$ENV{'SCRIPT_NAME'}'>
- <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}' />
- <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
- <input type='hidden' name='KEY1' value='$temp[0]' />
- <input type='hidden' name='KEY2' value='$temp[1]' />
- </form>
-</td>
-
-</tr>
-END
- ;
- }
-}
-
-close(RULES);
-
-print "</table>";
-
-# If the fixed lease file contains entries, print Key to action icons
-if ( ! -z "$filename") {
-print <<END
-<table>
-<tr>
- <td class='boldbase'> <b>$Lang::tr{'legend'}: </b></td>
- <td><img src='/images/on.gif' alt='$Lang::tr{'click to disable'}' /></td>
- <td class='base'>$Lang::tr{'click to disable'}</td>
- <td> </td>
- <td><img src='/images/off.gif' alt='$Lang::tr{'click to enable'}' /></td>
- <td class='base'>$Lang::tr{'click to enable'}</td>
- <td> </td>
- <td><img src='/images/add.gif' alt='$Lang::tr{'add xtaccess'}' /></td>
- <td class='base'>$Lang::tr{'add xtaccess'}</td>
- <td> </td>
- <td><img src='/images/edit.gif' alt='$Lang::tr{'edit'}' /></td>
- <td class='base'>$Lang::tr{'edit'}</td>
- <td> </td>
- <td><img src='/images/delete.gif' alt='$Lang::tr{'remove'}' /></td>
- <td class='base'>$Lang::tr{'remove'}</td>
-</tr>
-</table>
-END
-;
-}
-
-&Header::closebox();
-
-&Header::closebigbox();
-
-&Header::closepage();
-
-# Validate Field Entries
-sub validateparams
-{
- # Darren Critchley - Get rid of dashes in port ranges
- $cgiparams{'DEST_PORT'}=~ tr/-/:/;
- $cgiparams{'SRC_PORT'}=~ tr/-/:/;
-
- # Darren Critchley - code to substitue wildcards
- if ($cgiparams{'SRC_PORT'} eq "*") {
- $cgiparams{'SRC_PORT'} = "1:65535";
- }
- if ($cgiparams{'SRC_PORT'} =~ /^(\D)\:(\d+)$/) {
- $cgiparams{'SRC_PORT'} = "1:$2";
- }
- if ($cgiparams{'SRC_PORT'} =~ /^(\d+)\:(\D)$/) {
- $cgiparams{'SRC_PORT'} = "$1:65535";
- }
- if ($cgiparams{'DEST_PORT'} eq "*") {
- $cgiparams{'DEST_PORT'} = "1:65535";
- }
- if ($cgiparams{'DEST_PORT'} =~ /^(\D)\:(\d+)$/) {
- $cgiparams{'DEST_PORT'} = "1:$2";
- }
- if ($cgiparams{'DEST_PORT'} =~ /^(\d+)\:(\D)$/) {
- $cgiparams{'DEST_PORT'} = "$1:65535";
- }
-
- # Darren Critchley - Add code for GRE protocol - we want to ignore ports, but we need a place holder
- if ($cgiparams{'PROTOCOL'} eq 'gre') {
- $cgiparams{'SRC_PORT'} = "GRE";
- $cgiparams{'DEST_PORT'} = "GRE";
- }
-
- unless($cgiparams{'PROTOCOL'} =~ /^(tcp|udp|gre)$/) { $errormessage = $Lang::tr{'invalid input'}; }
- # Darren Critchley - Changed how the error routine works a bit - for the validportrange check, we need to
- # pass in src or dest to determine which side we are working with.
- # the routine returns the complete error or ''
- if ($cgiparams{'PROTOCOL'} ne 'gre') {
- $errormessage = &General::validportrange($cgiparams{'SRC_PORT'}, 'src');
- }
- if( ($cgiparams{'ORIG_IP'} ne "0" && $cgiparams{'KEY2'} ne "0") || $cgiparams{'ACTION'} eq $Lang::tr{'add'}) {
- # if it is a port forward record with 0 in orig_ip then ignore checking this field
- unless(&General::validipormask($cgiparams{'ORIG_IP'}))
- {
- if ($cgiparams{'ORIG_IP'} ne '') {
- $errormessage = $Lang::tr{'source ip bad'}; }
- else {
- $cgiparams{'ORIG_IP'} = '0.0.0.0/0'; }
- }
- }
- # Darren Critchey - New rule that sets destination same as source if dest_port is blank.
- if ($cgiparams{'DEST_PORT'} eq ''){
- $cgiparams{'DEST_PORT'} = $cgiparams{'SRC_PORT'};
- }
- # Darren Critchey - Just in case error message is already set, this routine would wipe it out if
- # we don't do a test here
- if ($cgiparams{'PROTOCOL'} ne 'gre') {
- unless($errormessage) {$errormessage = &General::validportrange($cgiparams{'DEST_PORT'}, 'dest');}
- }
- unless(&General::validip($cgiparams{'DEST_IP'})) { $errormessage = $Lang::tr{'destination ip bad'}; }
- return;
-}
-
-# Darren Critchley - we want to make sure that a port range does not overlap another port range
-sub checkportoverlap
-{
- my $portrange1 = $_[0]; # New port range
- my $portrange2 = $_[1]; # existing port range
- my @tempr1 = split(/\:/,$portrange1);
- my @tempr2 = split(/\:/,$portrange2);
-
- unless (&checkportinc($tempr1[0], $portrange2)){ return 0;}
- unless (&checkportinc($tempr1[1], $portrange2)){ return 0;}
-
- unless (&checkportinc($tempr2[0], $portrange1)){ return 0;}
- unless (&checkportinc($tempr2[1], $portrange1)){ return 0;}
-
- return 1; # Everything checks out!
-}
-
-# Darren Critchley - we want to make sure that a port entry is not within an already existing range
-sub checkportinc
-{
- my $port1 = $_[0]; # Port
- my $portrange2 = $_[1]; # Port range
- my @tempr1 = split(/\:/,$portrange2);
-
- if ($port1 < $tempr1[0] || $port1 > $tempr1[1]) {
- return 1;
- } else {
- return 0;
- }
-}
-
-# Darren Critchley - certain ports are reserved for Ipcop
-# TCP 67,68,81,222,445
-# UDP 67,68
-# Params passed in -> port, rangeyn, protocol
-sub disallowreserved
-{
- # port 67 and 68 same for tcp and udp, don't bother putting in an array
- my $msg = "";
- my @tcp_reserved = ();
- my $prt = $_[0]; # the port or range
- my $ryn = $_[1]; # tells us whether or not it is a port range
- my $prot = $_[2]; # protocol
- my $srcdst = $_[3]; # source or destination
-
- if ($ryn) { # disect port range
- if ($srcdst eq "src") {
- $msg = "$Lang::tr{'rsvd src port overlap'}";
- } else {
- $msg = "$Lang::tr{'rsvd dst port overlap'}";
- }
- my @tmprng = split(/\:/,$prt);
- unless (67 < $tmprng[0] || 67 > $tmprng[1]) { $errormessage="$msg 67"; return; }
- unless (68 < $tmprng[0] || 68 > $tmprng[1]) { $errormessage="$msg 68"; return; }
- if ($prot eq "tcp") {
- foreach my $prange (@tcp_reserved) {
- unless ($prange < $tmprng[0] || $prange > $tmprng[1]) { $errormessage="$msg $prange"; return; }
- }
- }
- } else {
- if ($srcdst eq "src") {
- $msg = "$Lang::tr{'reserved src port'}";
- } else {
- $msg = "$Lang::tr{'reserved dst port'}";
- }
- if ($prt == 67) { $errormessage="$msg 67"; return; }
- if ($prt == 68) { $errormessage="$msg 68"; return; }
- if ($prot eq "tcp") {
- foreach my $prange (@tcp_reserved) {
- if ($prange == $prt) { $errormessage="$msg $prange"; return; }
- }
- }
- }
- return;
-}
-
-# Darren Critchley - Attempt to combine Add/Update validation as they are almost the same
-sub valaddupdate
-{
- if ($cgiparams{'KEY2'} eq "0"){ # if it is a port forward rule, then validate properly
- &validateparams();
- } else { # it is an xtaccess rule, just check for a valid ip
- unless(&General::validipormask($cgiparams{'ORIG_IP'}))
- {
- if ($cgiparams{'ORIG_IP'} ne '') {
- $errormessage = $Lang::tr{'source ip bad'}; }
- else { # this rule stops someone from adding an ALL xtaccess record
- $errormessage = $Lang::tr{'xtaccess all error'};
- $cgiparams{'ACTION'} = $Lang::tr{'add xtaccess'};
- }
- }
- # Darren Critchley - check for 0.0.0.0/0 - not allowed for xtaccess
- if ($cgiparams{'ORIG_IP'} eq "0.0.0.0/0" || $cgiparams{'ORIG_IP'} eq "0.0.0.0") {
- $errormessage = $Lang::tr{'xtaccess all error'};
- $cgiparams{'ACTION'} = $Lang::tr{'add xtaccess'};
- }
- }
- # Darren Critchley - Remove commas from remarks
- $cgiparams{'REMARK'} = &Header::cleanhtml($cgiparams{'REMARK'});
-
- # Darren Critchley - Check to see if we are working with port ranges
- our ($prtrange1, $prtrange2);
- $_ = $cgiparams{'SRC_PORT'};
- if ($cgiparams{'KEY2'} eq "0" && m/:/){
- $prtrange1 = 1;
- }
- if ($cgiparams{'SRC_IP'} eq '0.0.0.0') { # Dave Roberts - only check if using DEFAULT IP
- if ($prtrange1 == 1){ # check for source ports reserved for Ipcop
- &disallowreserved($cgiparams{'SRC_PORT'},1,$cgiparams{'PROTOCOL'},"src");
- if ($errormessage) { goto EXITSUB; }
- } else { # check for source port reserved for Ipcop
- &disallowreserved($cgiparams{'SRC_PORT'},0,$cgiparams{'PROTOCOL'},"src");
- if ($errormessage) { goto EXITSUB; }
- }
- }
-
- $_ = $cgiparams{'DEST_PORT'};
- if ($cgiparams{'KEY2'} eq "0" && m/:/){
- $prtrange2 = 1;
- }
- if ($cgiparams{'SRC_IP'} eq '0.0.0.0') { # Dave Roberts - only check if using DEFAULT IP
- if ($prtrange2 == 1){ # check for destination ports reserved for IPFire
- &disallowreserved($cgiparams{'DEST_PORT'},1,$cgiparams{'PROTOCOL'},"dst");
- if ($errormessage) { goto EXITSUB; }
- } else { # check for destination port reserved for IPFire
- &disallowreserved($cgiparams{'DEST_PORT'},0,$cgiparams{'PROTOCOL'},"dst");
- if ($errormessage) { goto EXITSUB; }
- }
- }
-
-
-EXITSUB:
- return;
-}
-
-# Darren Critchley - Duplicate or overlapping Port range check
-sub portchecks
-{
- $_ = $_[0];
- our ($prtrange1, $prtrange2);
- if (m/:/ && $prtrange1 == 1) { # comparing two port ranges
- unless (&checkportoverlap($cgiparams{'SRC_PORT'},$_[0])) {
- $errormessage = "$Lang::tr{'source port overlaps'} $_[0]";
- }
- }
- if (m/:/ && $prtrange1 == 0 && $errormessage eq '') { # compare one port to a range
- unless (&checkportinc($cgiparams{'SRC_PORT'}, $_[0])) {
- $errormessage = "$Lang::tr{'srcprt within existing'} $_[0]";
- }
- }
- if (! m/:/ && $prtrange1 == 1 && $errormessage eq '') { # compare one port to a range
- unless (&checkportinc($_[0], $cgiparams{'SRC_PORT'})) {
- $errormessage = "$Lang::tr{'srcprt range overlaps'} $_[0]";
- }
- }
-
- if ($errormessage eq ''){
- $_ = $_[1];
- if (m/:/ && $prtrange2 == 1) { # if true then there is a port range
- unless (&checkportoverlap($cgiparams{'DEST_PORT'},$_[1])) {
- $errormessage = "$Lang::tr{'destination port overlaps'} $_[1]";
- }
- }
- if (m/:/ && $prtrange2 == 0 && $errormessage eq '') { # compare one port to a range
- unless (&checkportinc($cgiparams{'DEST_PORT'}, $_[1])) {
- $errormessage = "$Lang::tr{'dstprt within existing'} $_[1]";
- }
- }
- if (! m/:/ && $prtrange2 == 1 && $errormessage eq '') { # compare one port to a range
- unless (&checkportinc($_[1], $cgiparams{'DEST_PORT'})) {
- $errormessage = "$Lang::tr{'dstprt range overlaps'} $_[1]";
- }
- }
- }
- return;
-}
+++ /dev/null
-/* SmoothWall helper program - setportfw\r
- *\r
- * This program is distributed under the terms of the GNU General Public\r
- * Licence. See the file COPYING for details.\r
- *\r
- * (c) Daniel Goscomb, 2001\r
- * Copyright (c) 2002/04/13 Steve Bootes - Added source ip support for aliases\r
- * \r
- * Modifications and improvements by Lawrence Manning.\r
- *\r
- * 10/04/01 Aslak added protocol support\r
- * This program reads the list of ports to forward and setups iptables\r
- * and rules in ipmasqadm to enable them.\r
- *\r
- * 02/11/03 Darren Critchley modifications to allow it to open multiple\r
- * source ip addresses\r
- * 02/25/03 Darren Critchley modifications to allow port ranges\r
- * 04/01/03 Darren Critchley modifications to allow gre protocol\r
- * 20/04/03 Robert Kerr Fixed root exploit, validated all variables properly,\r
- * tidied up the iptables logic, killed duplicated code,\r
- * removed srciptmp (unecessary)\r
- *\r
- * $Id: setportfw.c,v 1.3.2.6 2005/08/24 18:44:19 gespinasse Exp $\r
- * \r
- */\r
-\r
-#include <stdio.h>\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include "libsmooth.h"\r
-#include "setuid.h"\r
-\r
-struct keyvalue *kv = NULL;\r
-FILE *fwdfile = NULL;\r
-\r
-void exithandler(void)\r
-{\r
- if(kv)\r
- freekeyvalues(kv);\r
- if (fwdfile)\r
- fclose(fwdfile);\r
-}\r
-\r
-int main(void)\r
-{\r
- FILE *ipfile = NULL, *ifacefile = NULL;\r
- int count;\r
- char iface[STRING_SIZE] ="";
- char locip[STRING_SIZE] ="";
- char greenip[STRING_SIZE] ="", greenmask[STRING_SIZE] ="";
- char bluedev[STRING_SIZE] ="", blueip[STRING_SIZE] ="", bluemask[STRING_SIZE] ="";
- char orangedev[STRING_SIZE] ="", orangeip[STRING_SIZE] ="", orangemask[STRING_SIZE] ="";
- char *protocol;\r
- char *srcip;\r
- char *locport;\r
- char *remip;\r
- char *remport;\r
- char *origip;\r
- char *enabled;\r
- char s[STRING_SIZE];\r
- char *result;\r
- char *key1;\r
- char *key2;\r
- char command[STRING_SIZE];\r
-\r
- if (!(initsetuid()))\r
- exit(1);\r
-\r
- atexit(exithandler);\r
-\r
- /* Read in and verify config */\r
- kv=initkeyvalues();\r
-\r
- if (!readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings"))\r
- {\r
- fprintf(stderr, "Cannot read ethernet settings\n");\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "GREEN_ADDRESS", greenip))\r
- {\r
- fprintf(stderr, "Cannot read GREEN_ADDRESS\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(greenip))\r
- {\r
- fprintf(stderr, "Bad GREEN_ADDRESS: %s\n", greenip);\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "GREEN_NETMASK", greenmask))\r
- {\r
- fprintf(stderr, "Cannot read GREEN_NETMASK\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(greenmask))\r
- {\r
- fprintf(stderr, "Bad GREEN_NETMASK: %s\n", greenmask);\r
- exit(1);\r
- }\r
-\r
- /* Get the BLUE interface details */\r
- findkey(kv, "BLUE_DEV", bluedev);\r
-\r
- if (strlen(bluedev))\r
- {\r
-\r
- if (!VALID_DEVICE(bluedev))\r
- {\r
- fprintf(stderr, "Bad BLUE_DEV: %s\n", bluedev);\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "BLUE_ADDRESS", blueip))\r
- {\r
- fprintf(stderr, "Cannot read BLUE_ADDRESS\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(blueip))\r
- {\r
- fprintf(stderr, "Bad BLUE_ADDRESS: %s\n", blueip);\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "BLUE_NETMASK", bluemask))\r
- {\r
- fprintf(stderr, "Cannot read BLUE_NETMASK\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(bluemask))\r
- {\r
- fprintf(stderr, "Bad BLUE_NETMASK: %s\n", bluemask);\r
- exit(1);\r
- }\r
-\r
- }\r
-\r
- /* Get the ORANGE interface details */\r
- findkey(kv, "ORANGE_DEV", orangedev);\r
-\r
- if (strlen(orangedev))\r
- {\r
-\r
- if (!VALID_DEVICE(orangedev))\r
- {\r
- fprintf(stderr, "Bad ORANGE_DEV: %s\n", orangedev);\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "ORANGE_ADDRESS", orangeip))\r
- {\r
- fprintf(stderr, "Cannot read ORANGE_ADDRESS\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(orangeip))\r
- {\r
- fprintf(stderr, "Bad ORANGE_ADDRESS: %s\n", orangeip);\r
- exit(1);\r
- }\r
-\r
- if (!findkey(kv, "ORANGE_NETMASK", orangemask))\r
- {\r
- fprintf(stderr, "Cannot read ORANGE_NETMASK\n");\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(orangemask))\r
- {\r
- fprintf(stderr, "Bad ORANGE_NETMASK: %s\n", orangemask);\r
- exit(1);\r
- }\r
-\r
- }\r
-\r
-\r
- if (!(ipfile = fopen(CONFIG_ROOT "/red/local-ipaddress", "r")))\r
- {\r
- fprintf(stderr, "Couldn't open local ip file\n");\r
- exit(1);\r
- }\r
- fgets(locip, STRING_SIZE, ipfile);\r
- if (locip[strlen(locip) - 1] == '\n')\r
- locip[strlen(locip) - 1] = '\0';\r
- fclose (ipfile);\r
- if (!VALID_IP(locip))\r
- {\r
- fprintf(stderr, "Bad local IP: %s\n", locip);\r
- exit(1);\r
- }\r
- \r
- if (!(ifacefile = fopen(CONFIG_ROOT "/red/iface", "r")))\r
- {\r
- fprintf(stderr, "Couldn't open iface file\n");\r
- exit(1);\r
- }\r
- fgets(iface, STRING_SIZE, ifacefile);\r
- if (iface[strlen(iface) - 1] == '\n')\r
- iface[strlen(iface) - 1] = '\0';\r
- fclose (ifacefile);\r
- if (!VALID_DEVICE(iface))\r
- {\r
- fprintf(stderr, "Bad iface: %s\n", iface);\r
- exit(1);\r
- }\r
- \r
- if (!(fwdfile = fopen(CONFIG_ROOT "/portfw/config", "r")))\r
- {\r
- fprintf(stderr, "Couldn't open portfw settings file\n");\r
- exit(1);\r
- }\r
-\r
- safe_system("/sbin/iptables -t nat -F PORTFW");\r
- safe_system("/sbin/iptables -t mangle -F PORTFWMANGLE");\r
- safe_system("/sbin/iptables -F PORTFWACCESS");\r
-\r
- while (fgets(s, STRING_SIZE, fwdfile) != NULL)\r
- {\r
- if (s[strlen(s) - 1] == '\n')\r
- s[strlen(s) - 1] = '\0';\r
- result = strtok(s, ",");\r
-\r
- count = 0;\r
- key1 = NULL;\r
- key2 = NULL;\r
- protocol = NULL;\r
- srcip = NULL;\r
- locport = NULL;\r
- remip = NULL;\r
- origip = NULL;\r
- remport = NULL;\r
- enabled = NULL;\r
- while (result)\r
- {\r
- if (count == 0)\r
- key1 = result;\r
- else if (count == 1)\r
- key2 = result;\r
- else if (count == 2)\r
- protocol = result;\r
- else if (count == 3)\r
- locport = result;\r
- else if (count == 4)\r
- remip = result;\r
- else if (count == 5)\r
- remport = result;\r
- else if (count == 6)\r
- enabled = result;\r
- else if (count == 7)\r
- srcip = result;\r
- else if (count == 8)\r
- origip = result;\r
- count++;\r
- result = strtok(NULL, ",");\r
- }\r
- \r
- if (!(key1 && key2 && protocol && locport && remip && remport && enabled\r
- && srcip && origip))\r
- break;\r
- \r
- if (!VALID_PROTOCOL(protocol))\r
- {\r
- fprintf(stderr, "Bad protocol: %s\n", protocol);\r
- exit(1);\r
- }\r
- if (strcmp(protocol, "gre") == 0)\r
- {\r
- locport = "0";\r
- remport = "0";\r
- }\r
- if (strcmp(origip,"0") && !VALID_IP_AND_MASK(origip))\r
- {\r
- fprintf(stderr, "Bad IP: %s\n", origip);\r
- exit(1);\r
- }\r
- if (!VALID_PORT_RANGE(locport))\r
- {\r
- fprintf(stderr, "Bad local port: %s\n", locport);\r
- exit(1);\r
- }\r
- if (!VALID_IP(remip))\r
- {\r
- fprintf(stderr, "Bad remote IP: %s\n", remip);\r
- exit(1);\r
- }\r
- if (!VALID_PORT_RANGE(remport))\r
- {\r
- fprintf(stderr, "Bad remote port: %s\n", remport);\r
- exit(1);\r
- }\r
-\r
- /* check for source ip in config file. If it's there\r
- * and it's not 0.0.0.0, use it; else use the\r
- * local ip address. (This makes sure we can use old-style\r
- * config files without the source ip) */\r
- if (!srcip || !strcmp(srcip, "0.0.0.0"))\r
- srcip = locip;\r
- if (strcmp(srcip,"0") && !VALID_IP(srcip))\r
- {\r
- fprintf(stderr, "Bad source IP: %s\n", srcip);\r
- exit(1);\r
- }\r
-\r
- /* This may seem complicated... refer to portfw.pl for an explanation of\r
- * the keys and their meaning in certain circumstances */\r
- \r
- if (strcmp(enabled, "on") == 0)\r
- {\r
-\r
- /* If key2 is a zero, then it is a portfw command, otherwise it is an\r
- * external access command */\r
- if (strcmp(key2, "0") == 0) \r
- {\r
- memset(command, 0, STRING_SIZE);\r
- if (strcmp(protocol, "gre") == 0)\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -t nat -A PORTFW -p %s -d %s -j DNAT --to %s", protocol, srcip, remip);\r
- else \r
- {\r
- char *ctr;\r
- /* If locport contains a - we need to change it to a : */\r
- if ((ctr = strchr(locport, '-')) != NULL) {*ctr = ':';}\r
- /* If remport contains a : we need to change it to a - */\r
- if ((ctr = strchr(remport,':')) != NULL){*ctr = '-';}\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -t nat -A PORTFW -p %s -d %s --dport %s -j DNAT --to %s:%s", protocol, srcip, locport, remip, remport);\r
- safe_system(command);\r
- /* Now if remport contains a - we need to change it to a : */\r
- if ((ctr = strchr(remport,'-')) != NULL){*ctr = ':';}\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -t mangle -A PORTFWMANGLE -p %s -s %s/%s -d %s --dport %s -j MARK --set-mark 1", protocol, greenip, greenmask, srcip, locport);\r
- if (strlen(bluedev))\r
- {\r
- safe_system(command);\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -t mangle -A PORTFWMANGLE -p %s -s %s/%s -d %s --dport %s -j MARK --set-mark 2", protocol, blueip, bluemask, srcip, locport);\r
- }\r
- if (strlen(orangedev))\r
- {\r
- safe_system(command);\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -t mangle -A PORTFWMANGLE -p %s -s %s/%s -d %s --dport %s -j MARK --set-mark 3", protocol, orangeip, orangemask, srcip, locport);\r
- }\r
- }\r
- safe_system(command);\r
- }\r
-\r
- /* if key2 is not "0" then it's an external access rule, if key2 is "0"\r
- * then the portfw rule may contain external access information if origip\r
- * is not "0" (the only defined not 0 value seems to be 0.0.0.0 - open\r
- * to all; again, check portfw.pl for more details) */\r
- if(strcmp(key2, "0") || strcmp(origip,"0") )\r
- {\r
- memset(command, 0, STRING_SIZE);\r
- if (strcmp(protocol, "gre") == 0)\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -A PORTFWACCESS -i %s -p %s -s %s -d %s -j ACCEPT", iface, protocol, origip, remip);\r
- else\r
- {\r
- char *ctr;\r
- /* If remport contains a - we need to change it to a : */\r
- if ((ctr = strchr(remport,'-')) != NULL){*ctr = ':';}\r
- snprintf(command, STRING_SIZE - 1, "/sbin/iptables -A PORTFWACCESS -i %s -p %s -s %s -d %s --dport %s -j ACCEPT", iface, protocol, origip, remip, remport);\r
- }\r
- safe_system(command);\r
- }\r
- }\r
- }\r
-\r
- return 0;\r
-}\r
projects / people / teissler / ipfire-2.x.git / commitdiff
