QoS: Classify incoming traffic in PREROUTING

[people/pmueller/ipfire-2.x.git] / config / qos / makeqosscripts.pl

diff --git a/config/qos/makeqosscripts.pl b/config/qos/makeqosscripts.pl
index 2b5cce84f05b195b21ba51b6ad5710220c8b3946..e5f076c733a2ec236228336ec1cd035ca2e68bed 100644 (file)
--- a/config/qos/makeqosscripts.pl
+++ b/config/qos/makeqosscripts.pl
@@ -71,7 +71,6 @@ $qossettings{'RED_DEV'} = `cat /var/ipfire/red/iface`;
 $qossettings{'IMQ_DEV'} = 'imq0';
 $qossettings{'TOS'} = '';
 $qossettings{'VALID'} = 'yes';
-$qossettings{'IMQ_MODE'} = 'PREROUTING';
 
 &General::readhash("${General::swroot}/qos/settings", \%qossettings);
 
@@ -372,6 +371,7 @@ print <<END
        ip link set $qossettings{'IMQ_DEV'} up
 
        tc filter add dev $qossettings{'RED_DEV'} parent ffff: protocol all u32 match u32 0 0 \\
+               action connmark \\
                action mirred egress redirect dev $qossettings{'IMQ_DEV'}
 
        ### ADD HTB QDISC FOR $qossettings{'IMQ_DEV'}
@@ -426,9 +426,6 @@ foreach $classentry (sort @classes)
                print "\ttc filter add dev $qossettings{'DEVICE'} parent 2:0 prio 0 protocol ip handle $qossettings{'CLASS'} fw flowid 2:$qossettings{'CLASS'}\n";
        }
 }
-
-if ( $qossettings{'IMQ_MODE'} eq 'POSTROUTING' )
-{
 print <<END
 
        ### ADD QOS-INC CHAIN TO THE MANGLE TABLE IN IPTABLES
@@ -436,30 +433,15 @@ print <<END
        iptables -t mangle -A POSTROUTING -i $qossettings{'RED_DEV'} -p ah -j RETURN
        iptables -t mangle -A POSTROUTING -i $qossettings{'RED_DEV'} -p esp -j RETURN
        iptables -t mangle -A POSTROUTING -i $qossettings{'RED_DEV'} -p ip -j RETURN
-       iptables -t mangle -I FORWARD -i $qossettings{'RED_DEV'} -j QOS-INC
-       iptables -t mangle -A FORWARD -i $qossettings{'RED_DEV'} -j QOS-TOS
-
-       ### SET TOS
-END
-;
-}
-else
-{
-print <<END
-
-       ### ADD QOS-INC CHAIN TO THE MANGLE TABLE IN IPTABLES
-       iptables -t mangle -N QOS-INC
-       iptables -t mangle -A PREROUTING -i $qossettings{'RED_DEV'} -p ah -j RETURN
-       iptables -t mangle -A PREROUTING -i $qossettings{'RED_DEV'} -p esp -j RETURN
-       iptables -t mangle -A PREROUTING -i $qossettings{'RED_DEV'} -p ip -j RETURN
-       iptables -t mangle -I PREROUTING -i $qossettings{'RED_DEV'} -j QOS-INC
+       iptables -t mangle -A PREROUTING -i $qossettings{'RED_DEV'} -j QOS-INC
        iptables -t mangle -A PREROUTING -i $qossettings{'RED_DEV'} -j QOS-TOS
 
+       # If the packet is already marked, then skip the processing
+       iptables -t mangle -A QOS-INC -m mark ! --mark 0 -j RETURN
+
        ### SET TOS
 END
 ;
-}
-
        foreach $tosruleentry (sort @tosrules)
        {
                @tosruleline = split( /\;/, $tosruleentry );
@@ -467,8 +449,7 @@ END
                $qossettings{'TOS'} = abs $tosruleline[2] * 2;
                if ( $tosruleline[1] eq $qossettings{'IMQ_DEV'} )
                {
-                       print "\tiptables -t mangle -A QOS-INC -m tos --tos $qossettings{'TOS'} -j MARK --set-mark $qossettings{'CLASS'}\n";
-                       print "\tiptables -t mangle -A QOS-INC -m tos --tos $qossettings{'TOS'} -j RETURN\n";
+                       print "\tiptables -t mangle -A QOS-INC -m mark --mark 0 -m tos --tos $qossettings{'TOS'} -j MARK --set-mark $qossettings{'CLASS'}\n";
                }
 
        }
@@ -486,7 +467,7 @@ print "\n\t### SET PORT-RULES\n";
                        $qossettings{'QPORT'} = $portruleline[4];
                        $qossettings{'DIP'} = $portruleline[5];
                        $qossettings{'DPORT'} = $portruleline[6];
-                       print "\tiptables -t mangle -A QOS-INC ";
+                       print "\tiptables -t mangle -A QOS-INC -m mark --mark 0 ";
                        if ($qossettings{'QIP'} ne ''){
                                print "-s $qossettings{'QIP'} ";
                        }
@@ -504,24 +485,6 @@ print "\n\t### SET PORT-RULES\n";
                                print "--dport $qossettings{'DPORT'} ";
                        }
                        print "-j MARK --set-mark $qossettings{'CLASS'}\n";
-                       print "\tiptables -t mangle -A QOS-INC ";
-                       if ($qossettings{'QIP'} ne ''){
-                               print "-s $qossettings{'QIP'} ";
-                       }
-                       if ($qossettings{'DIP'} ne ''){
-                               print "-d $qossettings{'DIP'} ";
-                       }
-                       print "-p $qossettings{'PPROT'} ";
-#                      if (($qossettings{'QPORT'} ne '') || ($qossettings{'DPORT'} ne '')){
-#                              print "-m multiport ";
-#                      }
-                       if ($qossettings{'QPORT'} ne ''){
-                               print "--sport $qossettings{'QPORT'} ";
-                       }
-                       if ($qossettings{'DPORT'} ne ''){
-                               print "--dport $qossettings{'DPORT'} ";
-                       }
-                       print "-j RETURN\n\n";
                }
        }
 
@@ -540,7 +503,7 @@ END
                        $qossettings{'L7PROT'} = $l7ruleline[2];
                        $qossettings{'QIP'} = $l7ruleline[3];
                        $qossettings{'DIP'} = $l7ruleline[4];
-                       print "\tiptables -t mangle -A QOS-INC ";
+                       print "\tiptables -t mangle -A QOS-INC -m mark --mark 0 ";
                        if ($qossettings{'QIP'} ne ''){
                                print "-s $qossettings{'QIP'} ";
                        }
@@ -548,14 +511,6 @@ END
                                print "-d $qossettings{'DIP'} ";
                        }
                        print "-m layer7 --l7dir /etc/l7-protocols/protocols --l7proto $qossettings{'L7PROT'} -j MARK --set-mark $qossettings{'CLASS'}\n";
-                       print "\tiptables -t mangle -A QOS-INC ";
-                       if ($qossettings{'QIP'} ne ''){
-                               print "-s $qossettings{'QIP'} ";
-                       }
-                       if ($qossettings{'DIP'} ne ''){
-                               print "-d $qossettings{'DIP'} ";
-                       }
-                       print "-m layer7 --l7dir /etc/l7-protocols/protocols --l7proto $qossettings{'L7PROT'} -j RETURN\n";
                }
        }
 
@@ -563,6 +518,9 @@ print <<END
        ### REDUNDANT: SET ALL NONMARKED PACKETS TO DEFAULT CLASS
        iptables -t mangle -A QOS-INC -m mark --mark 0 -j MARK --set-mark $qossettings{'DEFCLASS_INC'}
 
+       # Save mark in connection tracking
+       iptables -t mangle -A QOS-INC -j CONNMARK --save-mark
+
        ### SETTING TOS BITS
 END
 ;
@@ -616,10 +574,8 @@ print <<END
        iptables -t mangle --delete POSTROUTING -o $qossettings{'RED_DEV'} -j QOS-TOS >/dev/null 2>&1
        iptables -t mangle --flush  QOS-OUT >/dev/null 2>&1
        iptables -t mangle --delete-chain QOS-OUT >/dev/null 2>&1
-       iptables -t mangle --delete FORWARD -i $qossettings{'RED_DEV'} -j QOS-INC >/dev/null 2>&1
-       iptables -t mangle --delete FORWARD -i $qossettings{'RED_DEV'} -j QOS-TOS >/dev/null 2>&1
-       iptables -t mangle --delete PREROUTING -i $qossettings{'RED_DEV'} -j QOS-INC >/dev/null 2>&1
-       iptables -t mangle --delete PREROUTING -i $qossettings{'RED_DEV'} -j QOS-TOS >/dev/null 2>&1
+       iptables -t mangle --delete PREROUTING -i $qossettings{'RED_DEV'} -j QOS-INC
+       iptables -t mangle --delete PREROUTING -i $qossettings{'RED_DEV'} -j QOS-TOS
        iptables -t mangle --flush  QOS-INC >/dev/null 2>&1
        iptables -t mangle --delete-chain QOS-INC >/dev/null 2>&1
        iptables -t mangle --flush  QOS-TOS >/dev/null 2>&1