]> git.ipfire.org Git - people/teissler/ipfire-2.x.git/blobdiff - config/forwardfw/rules.pl
Forward Firewall: added new line at bottom of all ruletables with the "final rule"
[people/teissler/ipfire-2.x.git] / config / forwardfw / rules.pl
index 9af2c7060ff3acb954d42b94b6cc04c2fe029d81..7184c04600390eef6957b515addb4be943e774ca 100755 (executable)
@@ -44,7 +44,6 @@ our %targethash=();
 my @timeframe=();
 my %configinputfw=();
 my %configoutgoingfw=();
-my %configdmzfw=();
 my %confignatfw=();
 my %aliases=();
 my @DPROT=();
@@ -53,7 +52,6 @@ require '/var/ipfire/general-functions.pl';
 require "${General::swroot}/lang.pl";
 require "${General::swroot}/forward/bin/firewall-lib.pl";
 
-my $configdmz          = "${General::swroot}/forward/dmz";
 my $configfwdfw                = "${General::swroot}/forward/config";
 my $configinput            = "${General::swroot}/forward/input";
 my $configoutgoing  = "${General::swroot}/forward/outgoing";
@@ -73,7 +71,6 @@ my $dnat='';
 my $snat='';
 &General::readhash("${General::swroot}/forward/settings", \%fwdfwsettings);
 &General::readhash("$netsettings", \%defaultNetworks);
-&General::readhasharray($configdmz, \%configdmzfw);
 &General::readhasharray($configfwdfw, \%configfwdfw);
 &General::readhasharray($configinput, \%configinputfw);
 &General::readhasharray($configoutgoing, \%configoutgoingfw);
@@ -139,6 +136,7 @@ if($param eq 'flush'){
                        &p2pblock;
                        system ("iptables -A $CHAIN -m state --state NEW -j ACCEPT");
                        system ("/usr/sbin/firewall-policy");
+                       system ("/etc/sysconfig/firewall.local reload");
                }
        }
 }
@@ -147,15 +145,11 @@ sub flush
        system ("iptables -F FORWARDFW");
        system ("iptables -F INPUTFW");
        system ("iptables -F OUTGOINGFW");
-       system ("iptables -F PORTFWACCESS");
        system ("iptables -t nat -F NAT_DESTINATION");
        system ("iptables -t nat -F NAT_SOURCE");
 }                      
 sub preparerules
 {
-       if (! -z  "${General::swroot}/forward/dmz"){
-               &buildrules(\%configdmzfw);
-       }
        if (! -z  "${General::swroot}/forward/config"){
                &buildrules(\%configfwdfw);
        }
@@ -176,16 +170,24 @@ sub buildrules
        my $natip;
        my $snatport;
        my $fireport;
+       my $nat;
+       my $fwaccessdport;
+       my $natchain;
        foreach my $key (sort {$a <=> $b} keys %$hash){
-               next if ($$hash{$key}[6] eq 'RED' && $conexists eq 'off' );
+               next if (($$hash{$key}[6] eq 'RED' || $$hash{$key}[6] eq 'RED1') && $conexists eq 'off' );
                if ($$hash{$key}[28] eq 'ON'){
                        $command='iptables -t nat -A';
-                       $natip=&get_nat_ip($$hash{$key}[29]);
+                       $natip=&get_nat_ip($$hash{$key}[29],$$hash{$key}[31]);
                        if($$hash{$key}[31] eq 'dnat'){
-                               $$hash{$key}[0]='DNAT';
-                               $fireport='--dport '.$$hash{$key}[30] if ($$hash{$key}[30]>0);
+                               $nat='DNAT';
+                               if ($$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{
-                               $$hash{$key}[0]='SNAT';
+                               $nat='SNAT';
                        }
                }
                $STAG='';
@@ -208,8 +210,20 @@ sub buildrules
                                        }
                                }
                        }elsif($$hash{$key}[5] eq 'ipfire'){
-                               if($$hash{$key}[6] eq 'Default IP'){
-                                       open(FILE, "/var/ipfire/red/local-ipaddress") or die 'Unable to open config file.';
+                               if($$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' || $$hash{$key}[6] eq 'RED1'){
+                                       open(FILE, "/var/ipfire/red/local-ipaddress")or die "Couldn't open local-ipaddress";
                                        $targethash{$key}[0]= <FILE>;
                                        close(FILE);
                                }else{
@@ -278,22 +292,34 @@ sub buildrules
                                                                                        }
                                                                                        print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] --icmp-type $_ $TIME -j $$hash{$key}[0]\n";
                                                                                }
-                                                                       }elsif($$hash{$key}[28] ne 'ON'){
-                                                                               if ($$hash{$key}[17] eq 'ON'){
-                                                                                       print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
-                                                                               }
-                                                                               print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
                                                                        }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
+                                                                               $natchain='NAT_DESTINATION';
                                                                                if ($$hash{$key}[17] eq 'ON'){
-                                                                                       print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
+                                                                                       print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
                                                                                }
-                                                                               my $fwaccessdport="--dport ".substr($DPORT,1,) if ($DPORT);
                                                                                my ($ip,$sub) =split("/",$targethash{$b}[0]);
-                                                                               print "iptables -A PORTFWACCESS $PROT -i $con -d $ip $fwaccessdport $TIME -j ACCEPT\n";
-                                                                               print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $$hash{$key}[0]  --to $ip$DPORT\n";
-                                                                       }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[32] eq 'snat'){
-                                                                               print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]  --to $natip$fireport\n";
+                                                                               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 ($$hash{$key}[17] eq 'ON'){
+                                                                                       print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
                                                                        }
+                                                                       print "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
                                                                }                               
                                                        }
                                                }
@@ -318,25 +344,34 @@ sub buildrules
                                                                                        }
                                                                                        system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] --icmp-type $_ $TIME -j $$hash{$key}[0]");
                                                                                }
-                                                                       }elsif($$hash{$key}[28] ne 'ON'){
-                                                                               if ($$hash{$key}[17] eq 'ON'){
-                                                                                       system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
-                                                                               }
-                                                                               system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
                                                                        }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
+                                                                               $natchain='NAT_DESTINATION';
                                                                                if ($$hash{$key}[17] eq 'ON'){
-                                                                                       system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
+                                                                                       system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
                                                                                }
-                                                                               my $fwaccessdport="--dport ".substr($DPORT,1,) if ($DPORT);
                                                                                my ($ip,$sub) =split("/",$targethash{$b}[0]);
-                                                                               system "iptables -A PORTFWACCESS $PROT -i $con -d $ip $fwaccessdport $TIME -j ACCEPT\n";
-                                                                               system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $$hash{$key}[0]  --to $ip$DPORT\n";
-                                                                       }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
-                                                                               if ($$hash{$key}[17] eq 'ON'){
-                                                                                       system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG --log-prefix 'SNAT '\n";
+                                                                               system "$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 $$hash{$key}[30]";
+                                                                                       }
                                                                                }
-                                                                               system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]  --to $natip$fireport\n";
+                                                                               system "iptables -A FORWARDFW $PROT -i $con $STAG $sourcehash{$a}[0] -d $ip $fwaccessdport $TIME -j $$hash{$key}[0]\n";
+                                                                               next;
+                                                                       }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
+                                                                               $natchain='NAT_SOURCE';
+                                                                               system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $nat --to $natip\n";
                                                                        }
+                                                                       if ($$hash{$key}[17] eq 'ON'){
+                                                                               system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
+                                                                       }
+                                                                       system "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
                                                                }                               
                                                        }
                                                }
@@ -355,17 +390,22 @@ sub buildrules
 sub get_nat_ip
 {
        my $val=shift;
+       my $type=shift;
        my $result;
        if($val eq 'RED' || $val eq 'GREEN' || $val eq 'ORANGE' || $val eq 'BLUE'){
                $result=$defaultNetworks{$val.'_ADDRESS'};
        }elsif($val eq 'ALL'){
                $result='-i '.$con;
-       }elsif($val eq 'Default IP'){
+       }elsif($val eq 'Default IP' && $type eq 'dnat'){
                $result='-d '.$redip;
+       }elsif($val eq 'Default IP' && $type eq 'snat'){
+               $result=$redip;
        }else{
                foreach my $al (sort keys %aliases){
-                       if($val eq $al){
+                       if($val eq $al && $type eq 'dnat'){
                                $result='-d '.$aliases{$al}{'IPT'};
+                       }elsif($val eq $al && $type eq 'snat'){
+                               $result=$aliases{$al}{'IPT'};
                        }
                }
        }
@@ -462,7 +502,7 @@ sub get_address
        }elsif($base eq 'ovpn_host_src' ||$base eq 'ovpn_host_tgt' || $base eq 'OpenVPN static host'){
                $$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'){
-               $$hash{$key}[0]=&fwlib::get_ovpn_n2n_ip($base2,27);
+               $$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'){
                $$hash{$key}[0]=&fwlib::get_ipsec_net_ip($base2,11);
        }
@@ -495,6 +535,10 @@ sub get_prot
                        return &fwlib::get_srvgrp_prot($$hash{$key}[15]);
                }
        }
+       #DNAT
+       if ($SRC_TGT eq '' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[11] eq '' && $$hash{$key}[12] ne ''){
+               return "$$hash{$key}[12]";
+       }
 }
 sub get_port
 {
@@ -519,7 +563,6 @@ sub get_port
                        return;
                }
        }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;
@@ -529,6 +572,7 @@ sub get_port
                                        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]";
                                         }
                                }