X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/5d37860a9de55a71e73a5adaf64d924107f34e71..e8506104c96cb2046780bf5ebb22bdfa6ca249f4:/package/qos-scripts/files/usr/lib/qos/generate.sh?ds=inline

diff --git a/package/qos-scripts/files/usr/lib/qos/generate.sh b/package/qos-scripts/files/usr/lib/qos/generate.sh
index 4ee29ca1e..093967f7a 100755
--- a/package/qos-scripts/files/usr/lib/qos/generate.sh
+++ b/package/qos-scripts/files/usr/lib/qos/generate.sh
@@ -210,7 +210,7 @@ config_cb() {
 			config_get_bool enabled "$CONFIG_SECTION" enabled 1
 			[ 1 -eq "$enabled" ] || return 0
 			config_get classgroup "$CONFIG_SECTION" classgroup
-			config_set "$CONFIG_SECTION" imqdev "$C"
+			config_set "$CONFIG_SECTION" ifbdev "$C"
 			C=$(($C+1))
 			append INTERFACES "$CONFIG_SECTION"
 			config_set "$classgroup" enabled 1
@@ -274,21 +274,21 @@ tcrules() {
 
 start_interface() {
 	local iface="$1"
-	local num_imq="$2"
+	local num_ifb="$2"
 	config_get device "$iface" device
 	config_get_bool enabled "$iface" enabled 1
 	[ -z "$device" -o 1 -ne "$enabled" ] && {
 		return 1 
 	}
 	config_get upload "$iface" upload
-	config_get halfduplex "$iface" halfduplex
+	config_get_bool halfduplex "$iface" halfduplex
 	config_get download "$iface" download
 	config_get classgroup "$iface" classgroup
 	config_get_bool overhead "$iface" overhead 0
 	
 	download="${download:-${halfduplex:+$upload}}"
 	enum_classes "$classgroup"
-	for dir in up${halfduplex} ${download:+down}; do
+	for dir in ${halfduplex:-up} ${download:+down}; do
 		case "$dir" in
 			up)
 				[ "$overhead" = 1 ] && upload=$(($upload * 98 / 100 - (15 * 128 / $upload)))
@@ -298,10 +298,10 @@ start_interface() {
 				prefix="cls"
 			;;
 			down)
-				add_insmod imq numdevs="$num_imq"
-				config_get imqdev "$iface" imqdev
+				[ "$(ls -d /proc/sys/net/ipv4/conf/ifb* 2>&- | wc -l)" -ne "$num_ifb" ] && add_insmod ifb numifbs="$num_ifb"
+				config_get ifbdev "$iface" ifbdev
 				[ "$overhead" = 1 ] && download=$(($download * 98 / 100 - (80 * 1024 / $download)))
-				dev="imq$imqdev"
+				dev="ifb$ifbdev"
 				rate="$download"
 				dl_mode=1
 				prefix="d_cls"
@@ -315,8 +315,10 @@ start_interface() {
 			cls_var maxrate "$class" limitrate $dir 100
 			cls_var prio "$class" priority $dir 1
 			cls_var avgrate "$class" avgrate $dir 0
+			cls_var qdisc "$class" qdisc $dir ""
+			cls_var filter "$class" filter $dir ""
 			config_get classnr "$class" classnr
-			append cstr "$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate" "$N"
+			append cstr "$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate:$qdisc:$filter" "$N"
 		done
 		append ${prefix}q "$(tcrules)" "$N"
 		export dev_${dir}="ifconfig $dev up txqueuelen 5 >&- 2>&-
@@ -324,6 +326,22 @@ tc qdisc del dev $dev root >&- 2>&-
 tc qdisc add dev $dev root handle 1: hfsc default ${class_default}0
 tc class add dev $dev parent 1: classid 1:1 hfsc sc rate ${rate}kbit ul rate ${rate}kbit"
 	done
+	[ -n "$download" ] && {
+		add_insmod cls_u32
+		add_insmod em_u32
+		add_insmod act_connmark
+		add_insmod act_mirred
+		add_insmod sch_ingress
+	}
+	if [ -n "$halfduplex" ]; then
+		export dev_up="tc qdisc del dev $device root >&- 2>&-
+tc qdisc add dev $device root handle 1: hfsc
+tc filter add dev $device parent 1: protocol ip prio 10 u32 match u32 0 0 flowid 1:1 action mirred egress redirect dev ifb$ifbdev"
+	elif [ -n "$download" ]; then
+		append dev_${dir} "tc qdisc del dev $device ingress >&- 2>&-
+tc qdisc add dev $device ingress
+tc filter add dev $device parent ffff: protocol ip prio 1 u32 match u32 0 0 flowid 1:1 action connmark action mirred egress redirect dev ifb$ifbdev" "$N"
+	fi
 	add_insmod cls_fw
 	add_insmod sch_hfsc
 	add_insmod sch_sfq
@@ -332,7 +350,7 @@ tc class add dev $dev parent 1: classid 1:1 hfsc sc rate ${rate}kbit ul rate ${r
 	cat <<EOF
 ${INSMOD:+$INSMOD$N}${dev_up:+$dev_up
 $clsq
-}${imqdev:+$dev_down
+}${ifbdev:+$dev_down
 $d_clsq
 $d_clsl
 $d_clsf
@@ -378,44 +396,36 @@ start_cg() {
 	local iptrules
 	local pktrules
 	local sizerules
-	local download
 	enum_classes "$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 -m length --length $maxsize: -j MARK --set-mark 0" "$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 "$iface" device
-		config_get imqdev "$iface" imqdev
-		config_get dl "$iface" download
+		config_get ifbdev "$iface" ifbdev
+		config_get upload "$iface" upload
+		config_get download "$iface" download
 		config_get halfduplex "$iface" halfduplex
-		add_insmod ipt_IMQ
-		append up "iptables -t mangle -A OUTPUT -o $device -j ${cg}" "$N"
-		append up "iptables -t mangle -A FORWARD -o $device -j ${cg}" "$N"
-		[ -z "$dl" ] || {
-			append down "iptables -t mangle -A POSTROUTING -o $device -j ${cg}" "$N"
-			[ -z "$halfduplex" ] || {
-				append down "iptables -t mangle -A POSTROUTING -o $device -j IMQ --todev $imqdev" "$N"
-			}
-			append down "iptables -t mangle -A PREROUTING -i $device -j ${cg}" "$N"
-			append down "iptables -t mangle -A PREROUTING -i $device -j IMQ --todev $imqdev" "$N"
-		}
+		download="${download:-${halfduplex:+$upload}}"
+		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_${cg}_ct -j CONNMARK --save-mark}
+iptables -t mangle -A qos_${cg} -j CONNMARK --restore-mark
+iptables -t mangle -A qos_${cg} -m mark --mark 0 -j qos_${cg}_ct
 $pktrules
 $up$N${down:+${down}$N}
 EOF
@@ -425,15 +435,33 @@ 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 ] && {