+++ /dev/null
-#!/usr/bin/perl
-###############################################################################
-# #
-# IPFire.org - A linux based firewall #
-# Copyright (C) 2013 Alexander Marx <amarx@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 Time::Local;
-no warnings 'uninitialized';
-
-# enable only the following on debugging purpose
-#use warnings;
-#use CGI::Carp 'fatalsToBrowser';
-
-my %fwdfwsettings=();
-my %defaultNetworks=();
-my %configfwdfw=();
-my %color=();
-my %icmptypes=();
-my %ovpnSettings=();
-my %customgrp=();
-our %sourcehash=();
-our %targethash=();
-my @timeframe=();
-my %configinputfw=();
-my %configoutgoingfw=();
-my %confignatfw=();
-my %aliases=();
-my @DPROT=();
-my @p2ps=();
-require '/var/ipfire/general-functions.pl';
-require "${General::swroot}/lang.pl";
-require "${General::swroot}/forward/bin/firewall-lib.pl";
-
-my $configfwdfw = "${General::swroot}/forward/config";
-my $configinput = "${General::swroot}/forward/input";
-my $configoutgoing = "${General::swroot}/forward/outgoing";
-my $p2pfile = "${General::swroot}/forward/p2protocols";
-my $configgrp = "${General::swroot}/fwhosts/customgroups";
-my $netsettings = "${General::swroot}/ethernet/settings";
-my $errormessage = '';
-my $orange = '';
-my $green = '';
-my $blue = '';
-my ($TYPE,$PROT,$SPROT,$DPROT,$SPORT,$DPORT,$TIME,$TIMEFROM,$TIMETILL,$SRC_TGT);
-my $CHAIN = "FORWARDFW";
-my $conexists = 'off';
-my $command = 'iptables -A';
-my $dnat ='';
-my $snat ='';
-
-&General::readhash("${General::swroot}/forward/settings", \%fwdfwsettings);
-&General::readhash("$netsettings", \%defaultNetworks);
-&General::readhasharray($configfwdfw, \%configfwdfw);
-&General::readhasharray($configinput, \%configinputfw);
-&General::readhasharray($configoutgoing, \%configoutgoingfw);
-&General::readhasharray($configgrp, \%customgrp);
-&General::get_aliases(\%aliases);
-
-#check if we have an internetconnection
-open (CONN,"/var/ipfire/red/iface");
-my $con = <CONN>;
-close(CONN);
-if (-f "/var/ipfire/red/active"){
- $conexists='on';
-}
-open (CONN1,"/var/ipfire/red/local-ipaddress");
-my $redip = <CONN1>;
-close(CONN1);
-#################
-# DEBUG/TEST #
-#################
-my $MODE=0; # 0 - normal operation
- # 1 - print configline and rules to console
- #
-#################
-my $param=shift;
-
-if($param eq 'flush'){
- if ($MODE eq '1'){
- print " Flushing chains...\n";
- }
- &flush;
-}else{
- if ($MODE eq '1'){
- print " Flushing chains...\n";
- }
- &flush;
- if ($MODE eq '1'){
- print " Preparing rules...\n";
- }
- &preparerules;
- if($MODE eq '0'){
- if ($fwdfwsettings{'POLICY'} eq 'MODE1'){
- &p2pblock;
- system ("/usr/sbin/firewall-policy");
- }elsif($fwdfwsettings{'POLICY'} eq 'MODE2'){
- &p2pblock;
- system ("iptables -A $CHAIN -m conntrack --ctstate NEW -j ACCEPT");
- system ("/usr/sbin/firewall-policy");
- system ("/etc/sysconfig/firewall.local reload");
- }
- }
-}
-sub flush
-{
- system ("iptables -F FORWARDFW");
- system ("iptables -F INPUTFW");
- system ("iptables -F OUTGOINGFW");
- system ("iptables -t nat -F NAT_DESTINATION");
- system ("iptables -t nat -F NAT_SOURCE");
-}
-sub preparerules
-{
- if (! -z "${General::swroot}/forward/config"){
- &buildrules(\%configfwdfw);
- }
- if (! -z "${General::swroot}/forward/input"){
- &buildrules(\%configinputfw);
- }
- if (! -z "${General::swroot}/forward/outgoing"){
- &buildrules(\%configoutgoingfw);
- }
-}
-sub buildrules
-{
- my $hash=shift;
- my $STAG;
- my $natip;
- my $snatport;
- my $fireport;
- my $nat;
- my $fwaccessdport;
- my $natchain;
- my $icmptype;
- foreach my $key (sort {$a <=> $b} keys %$hash){
- next if (($$hash{$key}[6] eq 'RED' || $$hash{$key}[6] eq 'RED1') && $conexists eq 'off' );
- $command="iptables -A";
- if ($$hash{$key}[28] eq 'ON'){
- $command='iptables -t nat -A';
- $natip=&get_nat_ip($$hash{$key}[29],$$hash{$key}[31]);
- if($$hash{$key}[31] eq 'dnat'){
- $nat='DNAT';
- if ($$hash{$key}[30] =~ /\|/){
- $$hash{$key}[30]=~ tr/|/,/;
- $fireport='-m multiport --dport '.$$hash{$key}[30];
- }else{
- $fireport='--dport '.$$hash{$key}[30] if ($$hash{$key}[30]>0);
- }
- }else{
- $nat='SNAT';
- }
- }
- $STAG='';
- if($$hash{$key}[2] eq 'ON'){
- #get source ip's
- if ($$hash{$key}[3] eq 'cust_grp_src'){
- foreach my $grp (sort {$a <=> $b} keys %customgrp){
- if($customgrp{$grp}[0] eq $$hash{$key}[4]){
- &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"src");
- }
- }
- }else{
- &get_address($$hash{$key}[3],$$hash{$key}[4],"src");
- }
- #get target ip's
- if ($$hash{$key}[5] eq 'cust_grp_tgt'){
- foreach my $grp (sort {$a <=> $b} keys %customgrp){
- if($customgrp{$grp}[0] eq $$hash{$key}[6]){
- &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"tgt");
- }
- }
- }elsif($$hash{$key}[5] eq 'ipfire' ){
- if($$hash{$key}[6] eq 'GREEN'){
- $targethash{$key}[0]=$defaultNetworks{'GREEN_ADDRESS'};
- }
- if($$hash{$key}[6] eq 'BLUE'){
- $targethash{$key}[0]=$defaultNetworks{'BLUE_ADDRESS'};
- }
- if($$hash{$key}[6] eq 'ORANGE'){
- $targethash{$key}[0]=$defaultNetworks{'ORANGE_ADDRESS'};
- }
- if($$hash{$key}[6] eq 'ALL'){
- $targethash{$key}[0]='0.0.0.0/0';
- }
- if($$hash{$key}[6] eq 'RED' || $$hash{$key}[6] eq 'RED1'){
- open(FILE, "/var/ipfire/red/local-ipaddress")or die "Couldn't open local-ipaddress";
- $targethash{$key}[0]= <FILE>;
- close(FILE);
- }else{
- foreach my $alias (sort keys %aliases){
- if ($$hash{$key}[6] eq $alias){
- $targethash{$key}[0]=$aliases{$alias}{'IPT'};
- }
- }
- }
- }else{
- &get_address($$hash{$key}[5],$$hash{$key}[6],"tgt");
- }
- ##get source prot and port
- $SRC_TGT='SRC';
- $SPORT = &get_port($hash,$key);
- $SRC_TGT='';
-
- ##get target prot and port
- $DPROT=&get_prot($hash,$key);
-
- if ($DPROT eq ''){$DPROT=' ';}
- @DPROT=split(",",$DPROT);
-
- #get time if defined
- if($$hash{$key}[18] eq 'ON'){
- my ($time1,$time2,$daylight);
- my $daylight=$$hash{$key}[28];
- $time1=&get_time($$hash{$key}[26],$daylight);
- $time2=&get_time($$hash{$key}[27],$daylight);
- if($$hash{$key}[19] ne ''){push (@timeframe,"Mon");}
- if($$hash{$key}[20] ne ''){push (@timeframe,"Tue");}
- if($$hash{$key}[21] ne ''){push (@timeframe,"Wed");}
- if($$hash{$key}[22] ne ''){push (@timeframe,"Thu");}
- if($$hash{$key}[23] ne ''){push (@timeframe,"Fri");}
- if($$hash{$key}[24] ne ''){push (@timeframe,"Sat");}
- if($$hash{$key}[25] ne ''){push (@timeframe,"Sun");}
- $TIME=join(",",@timeframe);
-
- $TIMEFROM="--timestart $time1 ";
- $TIMETILL="--timestop $time2 ";
- $TIME="-m time --weekdays $TIME $TIMEFROM $TIMETILL";
- }
- if ($MODE eq '1'){
- print "NR:$key ";
- foreach my $i (0 .. $#{$$hash{$key}}){
- print "$i: $$hash{$key}[$i] ";
- }
- print "\n";
- print"##################################\n";
- #print rules to console
- foreach my $DPROT (@DPROT){
- $DPORT = &get_port($hash,$key,$DPROT);
- $PROT=$DPROT;
- $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
- foreach my $a (sort keys %sourcehash){
- foreach my $b (sort keys %targethash){
- if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
- if($DPROT ne ''){
- if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
- if(substr($DPORT, 2, 4) eq 'icmp'){
- my @icmprule= split(",",substr($DPORT, 12,));
- foreach (@icmprule){
- $icmptype="--icmp-type ";
- if ($_ eq "BLANK") {
- $icmptype="";
- $_="";
- }
- if ($$hash{$key}[17] eq 'ON'){
- print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j LOG\n";
- }
- print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j $$hash{$key}[0]\n";
- }
- }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
- $natchain='NAT_DESTINATION';
- if ($$hash{$key}[17] eq 'ON'){
- print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
- }
- my ($ip,$sub) =split("/",$targethash{$b}[0]);
- #Process NAT with servicegroup used
- if ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[14] eq 'cust_srvgrp'){
- print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip $DPORT\n";
- $fwaccessdport=$DPORT;
- }else{
- print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip$DPORT\n";
- $DPORT =~ s/\-/:/g;
- if ($DPORT){
- $fwaccessdport="--dport ".substr($DPORT,1,);
- }elsif(! $DPORT && $$hash{$key}[30] ne ''){
- if ($$hash{$key}[30]=~m/|/i){
- $$hash{$key}[30] =~ s/\|/,/g;
- $fwaccessdport="-m multiport --dport $$hash{$key}[30]";
- }else{
- $fwaccessdport="--dport $$hash{$key}[30]";
- }
- }
- }
- print "iptables -A FORWARDFW $PROT -i $con $STAG $sourcehash{$a}[0] -d $ip $fwaccessdport $TIME -j $$hash{$key}[0]\n";
- next;
- }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
- $natchain='NAT_SOURCE';
- print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $nat --to $natip\n";
- }
- if ($$hash{$key}[17] eq 'ON' ){
- print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
- }
- if ($PROT ne '-p ICMP'){
- print "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
- }
- if ($PROT eq '-p ICMP' && $$hash{$key}[9] eq 'All ICMP-Types'){
- print "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
- }
- }
- }
- }
- }
- print"\n";
- }
- }elsif($MODE eq '0'){
- foreach my $DPROT (@DPROT){
- $DPORT = &get_port($hash,$key,$DPROT);
- $PROT=$DPROT;
- $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
- foreach my $a (sort keys %sourcehash){
- foreach my $b (sort keys %targethash){
- if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
- if($DPROT ne ''){
- if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
- #Process ICMP RULE
- if(substr($DPORT, 2, 4) eq 'icmp'){
- my @icmprule= split(",",substr($DPORT, 12,));
- foreach (@icmprule){
- $icmptype="--icmp-type ";
- if ($_ eq "BLANK") {
- $icmptype="";
- $_="";
- }
- if ($$hash{$key}[17] eq 'ON'){
- system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j LOG");
- }
- system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j $$hash{$key}[0]");
- }
- #PROCESS DNAT RULE (Portforward)
- }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
- $natchain='NAT_DESTINATION';
- if ($$hash{$key}[17] eq 'ON'){
- system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
- }
- my ($ip,$sub) =split("/",$targethash{$b}[0]);
- #Process NAT with servicegroup used
- if ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[14] eq 'cust_srvgrp'){
- system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip $DPORT\n";
- $fwaccessdport=$DPORT;
- }else{
- system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip$DPORT\n";
- $DPORT =~ s/\-/:/g;
- if ($DPORT){
- $fwaccessdport="--dport ".substr($DPORT,1,);
- }elsif(! $DPORT && $$hash{$key}[30] ne ''){
- if ($$hash{$key}[30]=~m/|/i){
- $$hash{$key}[30] =~ s/\|/,/g;
- $fwaccessdport="-m multiport --dport $$hash{$key}[30]";
- }else{
- $fwaccessdport="--dport $$hash{$key}[30]";
- }
- }
- }
- system "iptables -A FORWARDFW $PROT -i $con $STAG $sourcehash{$a}[0] -d $ip $fwaccessdport $TIME -j $$hash{$key}[0]\n";
- next;
- #PROCESS SNAT RULE
- }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
- $natchain='NAT_SOURCE';
- system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $nat --to $natip\n";
- }
- if ($$hash{$key}[17] eq 'ON' && substr($DPORT, 2, 4) ne 'icmp'){
- system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
- }
- #PROCESS EVERY OTHER RULE (If NOT ICMP, else the rule would be applied double)
- if ($PROT ne '-p ICMP'){
- system "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
- }
- #PROCESS Prot ICMP and type = All ICMP-Types
- if ($PROT eq '-p ICMP' && $$hash{$key}[9] eq 'All ICMP-Types'){
- system "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
- }
- }
- }
- }
- }
- }
- }
- }
- %sourcehash=();
- %targethash=();
- undef $TIME;
- undef $TIMEFROM;
- undef $TIMETILL;
- undef $fireport;
- }
-}
-sub get_nat_ip
-{
- my $val=shift;
- my $type=shift;
- my $result;
- if($val eq 'RED' || $val eq 'GREEN' || $val eq 'ORANGE' || $val eq 'BLUE'){
- $result=$defaultNetworks{$val.'_ADDRESS'};
- }elsif($val eq 'ALL'){
- $result='-i '.$con;
- }elsif($val eq 'Default IP' && $type eq 'dnat'){
- $result='-d '.$redip;
- }elsif($val eq 'Default IP' && $type eq 'snat'){
- $result=$redip;
- }else{
- foreach my $al (sort keys %aliases){
- if($val eq $al && $type eq 'dnat'){
- $result='-d '.$aliases{$al}{'IPT'};
- }elsif($val eq $al && $type eq 'snat'){
- $result=$aliases{$al}{'IPT'};
- }
- }
- }
- return $result;
-}
-sub get_time
-{
- my $val=shift;
- my $val1=shift;
- my $time;
- my $minutes;
- my $ruletime;
- $minutes = &utcmin($val);
- $ruletime = $minutes + &time_get_utc($val);
- if ($ruletime < 0){$ruletime +=1440;}
- if ($ruletime > 1440){$ruletime -=1440;}
- $time=sprintf "%02d:%02d", $ruletime / 60, $ruletime % 60;
- return $time;
-}
-sub time_get_utc
-{
- # Calculates the UTCtime from a given time
- my $val=shift;
- my @localtime=localtime(time);
- my @gmtime=gmtime(time);
- my $diff = ($gmtime[2]*60+$gmtime[1]%60)-($localtime[2]*60+$localtime[1]%60);
- return $diff;
-}
-sub utcmin
-{
- my $ruletime=shift;
- my ($hrs,$min) = split(":",$ruletime);
- my $newtime = $hrs*60+$min;
- return $newtime;
-}
-sub p2pblock
-{
- my $P2PSTRING;
- my $DO;
- open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
- @p2ps = <FILE>;
- close FILE;
- my $CMD = "-m ipp2p";
- foreach my $p2pentry (sort @p2ps) {
- my @p2pline = split( /\;/, $p2pentry );
- if ( $fwdfwsettings{'POLICY'} eq 'MODE1' ) {
- $DO = "ACCEPT";
- if ("$p2pline[2]" eq "on") {
- $P2PSTRING = "$P2PSTRING --$p2pline[1]";
- }
- }else {
- $DO = "RETURN";
- if ("$p2pline[2]" eq "off") {
- $P2PSTRING = "$P2PSTRING --$p2pline[1]";
- }
- }
- }
- if ($MODE eq 1){
- if($P2PSTRING){
- print"/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO\n";
- }
- }else{
- if($P2PSTRING){
- system("/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO");
- }
- }
-}
-sub get_address
-{
- my $base=shift; #source of checking ($configfwdfw{$key}[x] or groupkey
- my $base2=shift;
- my $type=shift; #src or tgt
- my $hash;
- if ($type eq 'src'){
- $hash=\%sourcehash;
- }else{
- $hash=\%targethash;
- }
- my $key = &General::findhasharraykey($hash);
- if($base eq 'src_addr' || $base eq 'tgt_addr' ){
- if (&General::validmac($base2)){
- $$hash{$key}[0] = "-m mac --mac-source $base2";
- }else{
- $$hash{$key}[0] = $base2;
- }
- }elsif($base eq 'std_net_src' || $base eq 'std_net_tgt' || $base eq 'Standard Network'){
- $$hash{$key}[0]=&fwlib::get_std_net_ip($base2,$con);
- }elsif($base eq 'cust_net_src' || $base eq 'cust_net_tgt' || $base eq 'Custom Network'){
- $$hash{$key}[0]=&fwlib::get_net_ip($base2);
- }elsif($base eq 'cust_host_src' || $base eq 'cust_host_tgt' || $base eq 'Custom Host'){
- $$hash{$key}[0]=&fwlib::get_host_ip($base2,$type);
- }elsif($base eq 'ovpn_net_src' || $base eq 'ovpn_net_tgt' || $base eq 'OpenVPN static network'){
- $$hash{$key}[0]=&fwlib::get_ovpn_net_ip($base2,1);
- }elsif($base eq 'ovpn_host_src' ||$base eq 'ovpn_host_tgt' || $base eq 'OpenVPN static host'){
- $$hash{$key}[0]=&fwlib::get_ovpn_host_ip($base2,33);
- }elsif($base eq 'ovpn_n2n_src' ||$base eq 'ovpn_n2n_tgt' || $base eq 'OpenVPN N-2-N'){
- $$hash{$key}[0]=&fwlib::get_ovpn_n2n_ip($base2,11);
- }elsif($base eq 'ipsec_net_src' || $base eq 'ipsec_net_tgt' || $base eq 'IpSec Network'){
- $$hash{$key}[0]=&fwlib::get_ipsec_net_ip($base2,11);
- }elsif($base eq 'ipfire_src' ){
- if($base2 eq 'GREEN'){
- $$hash{$key}[0]=$defaultNetworks{'GREEN_ADDRESS'};
- }
- if($base2 eq 'BLUE'){
- $$hash{$key}[0]=$defaultNetworks{'BLUE_ADDRESS'};
- }
- if($base2 eq 'ORANGE'){
- $$hash{$key}[0]=$defaultNetworks{'ORANGE_ADDRESS'};
- }
- if($base2 eq 'ALL'){
- $$hash{$key}[0]='0.0.0.0/0';
- }
- if($base2 eq 'RED' || $base2 eq 'RED1'){
- open(FILE, "/var/ipfire/red/local-ipaddress")or die "Couldn't open local-ipaddress";
- $$hash{$key}[0]= <FILE>;
- close(FILE);
- }else{
- foreach my $alias (sort keys %aliases){
- if ($base2 eq $alias){
- $$hash{$key}[0]=$aliases{$alias}{'IPT'};
- }
- }
- }
- }
-}
-sub get_prot
-{
- my $hash=shift;
- my $key=shift;
- #check AH,GRE,ESP or ICMP
- if ($$hash{$key}[7] ne 'ON' && $$hash{$key}[11] ne 'ON'){
- return "$$hash{$key}[8]";
- }
- if ($$hash{$key}[7] eq 'ON' || $$hash{$key}[11] eq 'ON'){
- #check if servicegroup or service
- if($$hash{$key}[14] eq 'cust_srv'){
- return &fwlib::get_srv_prot($$hash{$key}[15]);
- }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
- return &fwlib::get_srvgrp_prot($$hash{$key}[15]);
- }elsif (($$hash{$key}[10] ne '' || $$hash{$key}[15] ne '') && $$hash{$key}[8] eq ''){ #when ports are used and prot set to "all"
- return "TCP,UDP";
- }elsif (($$hash{$key}[10] ne '' || $$hash{$key}[15] ne '') && ($$hash{$key}[8] eq 'TCP' || $$hash{$key}[8] eq 'UDP')){ #when ports are used and prot set to "tcp" or "udp"
- return "$$hash{$key}[8]";
- }elsif (($$hash{$key}[10] eq '' && $$hash{$key}[15] eq '') && $$hash{$key}[8] ne 'ICMP'){ #when ports are NOT used and prot NOT set to "ICMP"
- return "$$hash{$key}[8]";
- }else{
- return "$$hash{$key}[8]";
- }
- }
- #DNAT
- if ($SRC_TGT eq '' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[11] eq '' && $$hash{$key}[12] ne ''){
- return "$$hash{$key}[8]";
- }
-}
-sub get_port
-{
- my $hash=shift;
- my $key=shift;
- my $prot=shift;
- if ($$hash{$key}[7] eq 'ON' && $SRC_TGT eq 'SRC'){
- if ($$hash{$key}[10] ne ''){
- $$hash{$key}[10] =~ s/\|/,/g;
- if(index($$hash{$key}[10],",") > 0){
- return "-m multiport --sport $$hash{$key}[10] ";
- }else{
- if($$hash{$key}[28] ne 'ON' || ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat') ||($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat') ){
- return "--sport $$hash{$key}[10] ";
- }else{
- return ":$$hash{$key}[10]";
- }
- }
- }
- }elsif($$hash{$key}[11] eq 'ON' && $SRC_TGT eq ''){
- if($$hash{$key}[14] eq 'TGT_PORT'){
- if ($$hash{$key}[15] ne ''){
- $$hash{$key}[15] =~ s/\|/,/g;
- if(index($$hash{$key}[15],",") > 0){
- return "-m multiport --dport $$hash{$key}[15] ";
- }else{
- if($$hash{$key}[28] ne 'ON' || ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat') ){
- return "--dport $$hash{$key}[15] ";
- }else{
- $$hash{$key}[15] =~ s/\:/-/g;
- return ":$$hash{$key}[15]";
- }
- }
- }
- }elsif($$hash{$key}[14] eq 'cust_srv'){
- if ($prot ne 'ICMP'){
- if($$hash{$key}[31] eq 'dnat' && $$hash{$key}[28] eq 'ON'){
- return ":".&fwlib::get_srv_port($$hash{$key}[15],1,$prot);
- }else{
- return "--dport ".&fwlib::get_srv_port($$hash{$key}[15],1,$prot);
- }
- }elsif($prot eq 'ICMP' && $$hash{$key}[11] eq 'ON'){ #When PROT is ICMP and "use targetport is checked, this is an icmp-service
- return "--icmp-type ".&fwlib::get_srv_port($$hash{$key}[15],3,$prot);
- }
- }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
- if ($prot ne 'ICMP'){
- return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
- }
- elsif($prot eq 'ICMP'){
- return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
- }
- }
- }
- #CHECK ICMP
- if ($$hash{$key}[7] ne 'ON' && $$hash{$key}[11] ne 'ON' && $SRC_TGT eq ''){
- if($$hash{$key}[9] ne '' && $$hash{$key}[9] ne 'All ICMP-Types'){
- return "--icmp-type $$hash{$key}[9] ";
- }elsif($$hash{$key}[9] eq 'All ICMP-Types'){
- return;
- }
- }
-}