kernel: fq_codel: dont reinit flow state

[openwrt/staging/dedeckeh.git] / package / qos-scripts / files / usr / lib / qos / generate.sh

diff --git a/package/qos-scripts/files/usr/lib/qos/generate.sh b/package/qos-scripts/files/usr/lib/qos/generate.sh
index 9bd3b47850c5a2a9f9840c9af815fcfe34f4afbf..440b43f5d12fafec23390cfcb737d4a97f68e096 100755 (executable)
--- a/package/qos-scripts/files/usr/lib/qos/generate.sh
+++ b/package/qos-scripts/files/usr/lib/qos/generate.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-[ -e /etc/functions.sh ] && . /etc/functions.sh || . ./functions.sh
+[ -e /lib/functions.sh ] && . /lib/functions.sh || . ./functions.sh
 [ -x /sbin/modprobe ] && {
        insmod="modprobe"
        rmmod="$insmod -r"
@@ -53,8 +53,8 @@ parse_matching_rule() {
        done
        config_get type "$section" TYPE
        case "$type" in
-               classify) unset pkt; append "$var" "-m mark --mark 0";;
-               default) pkt=1; append "$var" "-m mark --mark 0";;
+               classify) unset pkt; append "$var" "-m mark --mark 0/0xff";;
+               default) pkt=1; append "$var" "-m mark --mark 0/0xff";;
                reclassify) pkt=1;;
        esac
        append "$var" "${proto:+-p $proto}"
@@ -161,8 +161,8 @@ parse_matching_rule() {
                                config_get class "${value##!}" classnr
                                [ -z "$class" ] && continue;
                                case "$value" in
-                                       !*) append "$var" "-m mark ! --mark $class";;
-                                       *) append "$var" "-m mark --mark $class";;
+                                       !*) append "$var" "-m mark ! --mark $class/0xff";;
+                                       *) append "$var" "-m mark --mark $class/0xff";;
                                esac
                        ;;
                        1:TOS)
@@ -315,10 +315,10 @@ start_interface() {
                        cls_var maxrate "$class" limitrate $dir 100
                        cls_var prio "$class" priority $dir 1
                        cls_var avgrate "$class" avgrate $dir 0
-                       cls_var qdisc_esfq "$class" qdisc_esfq $dir ""
-                       [ "$qdisc_esfq" != "" ] && add_insmod sch_esfq
+                       cls_var qdisc "$class" qdisc $dir ""
+                       cls_var filter "$class" filter $dir ""
                        config_get classnr "$class" classnr
-                       append cstr "$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate:$qdisc_esfq" "$N"
+                       append cstr "$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate:$qdisc:$filter" "$N"
                done
                append ${prefix}q "$(tcrules)" "$N"
                export dev_${dir}="ifconfig $dev up txqueuelen 5 >&- 2>&-
@@ -344,8 +344,7 @@ tc filter add dev $device parent ffff: protocol ip prio 1 u32 match u32 0 0 flow
        fi
        add_insmod cls_fw
        add_insmod sch_hfsc
-       add_insmod sch_sfq
-       add_insmod sch_red
+       add_insmod sch_fq_codel
 
        cat <<EOF
 ${INSMOD:+$INSMOD$N}${dev_up:+$dev_up
@@ -386,7 +385,7 @@ add_rules() {
                        unset iptrule
                }
 
-               parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target"
+               parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target/0xff"
                append "$var" "$iptrule" "$N"
        done
 }
@@ -397,17 +396,17 @@ start_cg() {
        local pktrules
        local sizerules
        enum_classes "$cg"
-       add_rules iptrules "$ctrules" "iptables -t mangle -A ${cg}_ct"
+       add_rules iptrules "$ctrules" "iptables -t mangle -A qos_${cg}_ct"
        config_get classes "$cg" classes
        for class in $classes; do
                config_get mark "$class" classnr
                config_get maxsize "$class" maxsize
                [ -z "$maxsize" -o -z "$mark" ] || {
                        add_insmod ipt_length
-                       append pktrules "iptables -t mangle -A ${cg} -m mark --mark $mark -m length --length $maxsize: -j MARK --set-mark 0" "$N"
+                       append pktrules "iptables -t mangle -A qos_${cg} -m mark --mark $mark/0xff -m length --length $maxsize: -j MARK --set-mark 0/0xff" "$N"
                }
        done
-       add_rules pktrules "$rules" "iptables -t mangle -A ${cg}"
+       add_rules pktrules "$rules" "iptables -t mangle -A qos_${cg}"
        for iface in $INTERFACES; do
                config_get classgroup "$iface" classgroup
                config_get device "$iface" device
@@ -416,16 +415,16 @@ start_cg() {
                config_get download "$iface" download
                config_get halfduplex "$iface" halfduplex
                download="${download:-${halfduplex:+$upload}}"
-               append up "iptables -t mangle -A OUTPUT -o $device -j ${cg}" "$N"
-               append up "iptables -t mangle -A FORWARD -o $device -j ${cg}" "$N"
+               append up "iptables -t mangle -A OUTPUT -o $device -j qos_${cg}" "$N"
+               append up "iptables -t mangle -A FORWARD -o $device -j qos_${cg}" "$N"
        done
        cat <<EOF
 $INSMOD
-iptables -t mangle -N ${cg} >&- 2>&-
-iptables -t mangle -N ${cg}_ct >&- 2>&-
-${iptrules:+${iptrules}${N}iptables -t mangle -A ${cg}_ct -j CONNMARK --save-mark}
-iptables -t mangle -A ${cg} -j CONNMARK --restore-mark
-iptables -t mangle -A ${cg} -m mark --mark 0 -j ${cg}_ct
+iptables -t mangle -N qos_${cg} >&- 2>&-
+iptables -t mangle -N qos_${cg}_ct >&- 2>&-
+${iptrules:+${iptrules}${N}iptables -t mangle -A qos_${cg}_ct -j CONNMARK --save-mark --mask 0xff}
+iptables -t mangle -A qos_${cg} -j CONNMARK --restore-mark --mask 0xff
+iptables -t mangle -A qos_${cg} -m mark --mark 0/0xff -j qos_${cg}_ct
 $pktrules
 $up$N${down:+${down}$N}
 EOF
@@ -435,15 +434,33 @@ EOF
 start_firewall() {
        add_insmod ipt_multiport
        add_insmod ipt_CONNMARK
-       cat <<EOF
-iptables -t mangle -F
-iptables -t mangle -X
-EOF
+       stop_firewall
        for group in $CG; do
                start_cg $group
        done
 }
 
+stop_firewall() {
+       # Builds up a list of iptables commands to flush the qos_* chains,
+       # remove rules referring to them, then delete them
+
+       # Print rules in the mangle table, like iptables-save
+       iptables -t mangle -S |
+               # Find rules for the qos_* chains
+               grep '^-N qos_\|-j qos_' |
+               # Exclude rules in qos_* chains (inter-qos_* refs)
+               grep -v '^-A qos_' |
+               # Replace -N with -X and hold, with -F and print
+               # Replace -A with -D
+               # Print held lines at the end (note leading newline)
+               sed -e '/^-N/{s/^-N/-X/;H;s/^-X/-F/}' \
+                       -e 's/^-A/-D/' \
+                       -e '${p;g}' |
+               # Make into proper iptables calls
+               # Note:  awkward in previous call due to hold space usage
+               sed -n -e 's/^./iptables -t mangle &/p'
+}
+
 C="0"
 INTERFACES=""
 [ -e ./qos.conf ] && {
@@ -468,6 +485,13 @@ case "$1" in
                start_interfaces
        ;;
        firewall)
-               start_firewall
+               case "$2" in
+                       stop)
+                               stop_firewall
+                       ;;
+                       start|"")
+                               start_firewall
+                       ;;
+               esac
        ;;
 esac