add qos-scripts package port for buildroot-ng
authorFelix Fietkau <nbd@openwrt.org>
Fri, 6 Oct 2006 17:38:48 +0000 (17:38 +0000)
committerFelix Fietkau <nbd@openwrt.org>
Fri, 6 Oct 2006 17:38:48 +0000 (17:38 +0000)
SVN-Revision: 4935

openwrt/package/qos-scripts/Makefile [new file with mode: 0644]
openwrt/package/qos-scripts/files/etc/config/qos [new file with mode: 0644]
openwrt/package/qos-scripts/files/etc/hotplug.d/iface/10-qos [new file with mode: 0755]
openwrt/package/qos-scripts/files/etc/init.d/S50qos [new file with mode: 0755]
openwrt/package/qos-scripts/files/usr/bin/qos-start [new file with mode: 0755]
openwrt/package/qos-scripts/files/usr/bin/qos-stat [new file with mode: 0755]
openwrt/package/qos-scripts/files/usr/bin/qos-stop [new file with mode: 0755]
openwrt/package/qos-scripts/files/usr/lib/qos.sh [new file with mode: 0755]

diff --git a/openwrt/package/qos-scripts/Makefile b/openwrt/package/qos-scripts/Makefile
new file mode 100644 (file)
index 0000000..4440097
--- /dev/null
@@ -0,0 +1,44 @@
+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+# $Id: Makefile 4823 2006-09-23 13:45:49Z nico $
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=qos-scripts
+PKG_VERSION:=0.9.2
+PKG_RELEASE:=1
+
+PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/qos-scripts
+  SECTION:=utils
+  CATEGORY:=Base system
+  DEPENDS:=+tc +kmod-sched +iptables-mod-filter +iptables-mod-ipopt +iptables-mod-extra +iptables-mod-conntrack +iptables-mod-imq
+  TITLE:=QoS scripts
+  DESCRIPTION:=QoS scripts \\\
+        A set of scripts that abstract QoS configuration \\\
+        into a simple configuration file supporting stanzas that specify \\\
+        any number of QoS entries.
+endef
+
+define Build/Prepare
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+endef
+
+define Package/qos-scripts/install
+       mkdir -p $(1)
+       $(CP) ./files/* $(1)/
+endef
+
+$(eval $(call BuildPackage,qos-scripts))
diff --git a/openwrt/package/qos-scripts/files/etc/config/qos b/openwrt/package/qos-scripts/files/etc/config/qos
new file mode 100644 (file)
index 0000000..1bf9917
--- /dev/null
@@ -0,0 +1,94 @@
+# QoS configuration for OpenWrt
+
+# INTERFACES:
+config interface wan
+       option classgroup  "Default"
+       option enabled      1
+       option upload       128
+       option download     1024
+
+# RULES:
+config classify
+       option target       "Bulk"
+       option ipp2p        "all"
+config classify
+       option target       "Bulk"
+       option layer7       "edonkey"
+config classify
+       option target       "Bulk"
+       option layer7       "bittorrent"
+config classify
+       option target       "Priority"
+       option ports        "22,53"
+config classify
+       option target       "Normal"
+       option proto        "tcp"
+       option ports        "20,21,25,80,110,443,993,995"
+config classify
+       option target       "Express"
+       option ports        "5190"
+config default
+       option target       "Express"
+       option proto        "udp"
+       option pktsize      "-500"
+config reclassify
+       option target       "Priority"
+       option proto        "icmp"
+config default
+       option target       "Bulk"
+       option portrange    "1024-65535"
+config reclassify
+       option target       "Priority"
+       option proto        "tcp"
+       option pktsize      "-128"
+       option mark         "!Bulk"
+       option tcpflags     "SYN"
+config reclassify
+       option target       "Priority"
+       option proto        "tcp"
+       option pktsize      "-128"
+       option mark             "!Bulk"
+       option tcpflags     "ACK"
+
+
+# Don't change the stuff below unless you
+# really know what it means :)
+
+config classgroup "Default"
+       option classes      "Priority Express Normal Bulk"
+       option default      "Normal"
+
+
+config class "Priority"
+       option packetsize  300
+       option packetdelay 10
+       option maxsize     400
+       option avgrate     40
+       option linksharing 75
+config class "Priority_down"
+       option packetsize  1500
+       option avgrate     20
+
+
+config class "Express"
+       option packetsize  1300
+       option packetdelay 15
+       option maxsize     800
+       option avgrate     30
+       option linksharing 80
+
+
+config class "Normal"
+       option packetsize  1500
+       option packetdelay 150
+       option avgrate     20
+       option linksharing 30
+config class "Normal_down"
+       option avgrate     30
+
+
+config class "Bulk"
+       option linksharing 10
+config class "Bulk_down"
+       option avgrate     15
+       option limitrate   85
diff --git a/openwrt/package/qos-scripts/files/etc/hotplug.d/iface/10-qos b/openwrt/package/qos-scripts/files/etc/hotplug.d/iface/10-qos
new file mode 100755 (executable)
index 0000000..0682db1
--- /dev/null
@@ -0,0 +1,2 @@
+#!/bin/sh
+[ "$ACTION" = ifup ] && /usr/lib/qos.sh interface "$INTERFACE" | sh
diff --git a/openwrt/package/qos-scripts/files/etc/init.d/S50qos b/openwrt/package/qos-scripts/files/etc/init.d/S50qos
new file mode 100755 (executable)
index 0000000..87e18fb
--- /dev/null
@@ -0,0 +1,18 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006 OpenWrt.org
+
+boot() {
+       /usr/lib/qos.sh firewall | sh
+}
+
+start() {
+#      FIXME: after init script migration
+#      qos-start
+#
+
+       boot
+}
+
+stop() {
+       qos-stop
+}
diff --git a/openwrt/package/qos-scripts/files/usr/bin/qos-start b/openwrt/package/qos-scripts/files/usr/bin/qos-start
new file mode 100755 (executable)
index 0000000..347ca46
--- /dev/null
@@ -0,0 +1,4 @@
+#!/bin/sh
+qos-stop 
+/usr/lib/qos.sh all | sh
+
diff --git a/openwrt/package/qos-scripts/files/usr/bin/qos-stat b/openwrt/package/qos-scripts/files/usr/bin/qos-stat
new file mode 100755 (executable)
index 0000000..fc940a8
--- /dev/null
@@ -0,0 +1,16 @@
+#!/bin/sh
+echo '#################'
+echo '# EGRESS STATUS #'
+echo '#################'
+echo
+for iface in $(tc qdisc show | grep hfsc | awk '{print $5}' | grep -v imq); do
+       tc -s class show dev "$iface"
+done
+
+echo '##################'
+echo '# INGRESS STATUS #'
+echo '##################'
+echo
+for iface in $(tc qdisc show | grep hfsc | awk '{print $5}' | grep imq); do
+       tc -s class show dev "$iface"
+done
diff --git a/openwrt/package/qos-scripts/files/usr/bin/qos-stop b/openwrt/package/qos-scripts/files/usr/bin/qos-stop
new file mode 100755 (executable)
index 0000000..2275ea1
--- /dev/null
@@ -0,0 +1,6 @@
+#!/bin/sh
+for iface in $(tc qdisc show | grep hfsc | awk '{print $5}'); do
+       tc qdisc del dev "$iface" root
+done
+iptables -t mangle -F
+iptables -t mangle -X
diff --git a/openwrt/package/qos-scripts/files/usr/lib/qos.sh b/openwrt/package/qos-scripts/files/usr/lib/qos.sh
new file mode 100755 (executable)
index 0000000..bc04807
--- /dev/null
@@ -0,0 +1,495 @@
+#!/bin/sh
+. /etc/functions.sh
+
+insmod="insmod"
+[ -f /sbin/modprobe ] && insmod="modprobe"
+
+add_insmod() {
+       eval "export isset=\${insmod_$1}"
+       case "$isset" in
+               1) ;;
+               *) append INSMOD "$insmod $* >&- 2>&-" "$N"; export insmod_$1=1;;
+       esac
+}
+
+find_ifname() {(
+       include /lib/network
+       scan_interfaces
+       config_get "$1" ifname
+)}
+
+parse_matching_rule() {
+       local var="$1"
+       local section="$2"
+       local options="$3"
+       local prefix="$4"
+       local suffix="$5"
+       local proto="$6"
+       local mport=""
+       local ports=""
+
+       append "$var" "$prefix" "$N"
+       for option in $options; do
+               case "$option" in
+                       proto) config_get value "$section" proto; proto="${proto:-$value}";;
+               esac
+       done
+       config_get type "$section" TYPE
+       case "$type" in
+               classify) unset pkt; append "$var" "-m mark --mark 0";;
+               default) pkt=1; append "$var" "-m mark --mark 0";;
+               reclassify) pkt=1;;
+       esac
+       append "$var" "${proto:+-p $proto}"
+       for option in $options; do
+               config_get value "$section" "$option"
+               
+               case "$pkt:$option" in
+                       *:srchost)
+                               append "$var" "-s $value"
+                       ;;
+                       *:dsthost)
+                               append "$var" "-d $value"
+                       ;;
+                       *:ipp2p)
+                               add_insmod ipt_ipp2p
+                               append "$var" "-m ipp2p"
+                               case "$value" in
+                                       all) append "$var" "--edk --dc --kazaa --gnu --bit";;
+                                       *) append "$var" "--$value";;
+                               esac
+                       ;;
+                       *:layer7)
+                               add_insmod ipt_layer7
+                               append "$var" "-m layer7 --l7proto $value${pkt:+ --l7pkt}"
+                       ;;
+                       *:ports|*:srcports|*:dstports)
+                               value="$(echo "$value" | sed -e 's,-,:,g')"
+                               lproto=${lproto:-tcp}
+                               case "$proto" in
+                                       ""|tcp|udp) append "$var" "-m ${proto:-tcp -p tcp} -m multiport";;
+                                       *) unset "$var"; return 0;;
+                               esac
+                               case "$option" in
+                                       ports)
+                                               config_set "$section" srcports ""
+                                               config_set "$section" dstports ""
+                                               config_set "$section" portrange ""
+                                               append "$var" "--ports $value"
+                                       ;;
+                                       srcports)
+                                               config_set "$section" ports ""
+                                               config_set "$section" dstports ""
+                                               config_set "$section" portrange ""
+                                               append "$var" "--sports $value"
+                                       ;;
+                                       dstports)
+                                               config_set "$section" ports ""
+                                               config_set "$section" srcports ""
+                                               config_set "$section" portrange ""
+                                               append "$var" "--dports $value"
+                                       ;;
+                               esac
+                               ports=1
+                       ;;
+                       *:portrange)
+                               config_set "$section" ports ""
+                               config_set "$section" srcports ""
+                               config_set "$section" dstports ""
+                               value="$(echo "$value" | sed -e 's,-,:,g')"
+                               case "$proto" in
+                                       ""|tcp|udp) append "$var" "-m ${proto:-tcp -p tcp} --sport $value --dport $value";;
+                                       *) unset "$var"; return 0;;
+                               esac
+                               ports=1
+                       ;;
+                       1:pktsize)
+                               value="$(echo "$value" | sed -e 's,-,:,g')"
+                               add_insmod ipt_length
+                               append "$var" "-m length --length $value"
+                       ;;
+                       1:limit)
+                               add_insmod ipt_limit
+                               append "$var" "-m limit --limit $value"
+                       ;;
+                       1:tcpflags)
+                               case "$proto" in
+                                       tcp) append "$var" "-m tcp --tcp-flags ALL $value";;
+                                       *) unset $var; return 0;;
+                               esac
+                       ;;
+                       1:mark)
+                               config_get class "${value##!}" classnr
+                               [ -z "$class" ] && continue;
+                               case "$value" in
+                                       !*) append "$var" "-m mark ! --mark $class";;
+                                       *) append "$var" "-m mark --mark $class";;
+                               esac
+               esac
+       done
+       append "$var" "$suffix"
+       case "$ports:$proto" in
+               1:)     parse_matching_rule "$var" "$section" "$options" "$prefix" "$suffix" "udp";;
+       esac
+}
+
+config_cb() {
+       option_cb() {
+               return 0
+       }
+
+       # Section start
+       case "$1" in
+               interface)
+                       config_set "$1" "classgroup" "Default"
+                       config_set "$1" "upload" "128"
+                       config_set "$1" "download" "1024"
+               ;;
+               classify|default|reclassify)
+                       option_cb() {
+                               append options "$1"
+                       }
+               ;;
+       esac
+
+    # Section end
+       config_get TYPE "$CONFIG_SECTION" TYPE
+       case "$TYPE" in
+               interface)
+                       config_get enabled "$CONFIG_SECTION" enabled
+                       config_get download "$CONFIG_SECTION" download
+                       config_get classgroup "$CONFIG_SECTION" classgroup
+                       config_set "$CONFIG_SECTION" imqdev "$C"
+                       [ -z "$enabled" -o "$(($enabled))" -eq 0 ] || {
+                               C=$(($C+1))
+                               INTERFACES="$INTERFACES $CONFIG_SECTION"
+                               config_set "$classgroup" enabled 1
+                       }
+                       config_get device "$CONFIG_SECTION" device
+                       [ -z "$device" ] && device="$(find_ifname ${CONFIG_SECTION})"
+                       config_set "$CONFIG_SECTION" device "${device:-eth0}"
+               ;;
+               classgroup) append CG "$CONFIG_SECTION";;
+               classify|default|reclassify)
+                       case "$TYPE" in
+                               classify) var="ctrules";;
+                               *) var="rules";;
+                       esac
+                       config_get target "$CONFIG_SECTION" target
+                       config_set "$CONFIG_SECTION" options "$options"
+                       append "$var" "$CONFIG_SECTION"
+                       unset options
+               ;;
+       esac
+}
+
+class_main_qdisc() {
+       local device="$1"
+       awk -f - <<EOF
+BEGIN {
+       limit = int("$maxrate")
+       m2 = int("$m2")
+       dmax = int("$dmax")
+       umax = int("$umax")
+       share = int("$share")
+       
+       if (!(m2 > 0)) {
+               dmax = 500
+               umax = 1500
+               m2 = 10
+               rt = 0
+       } else {
+               rt = 1
+       }
+
+       cdata = ""
+       pdmax = int (dmax + (umax * 8 / limit))
+       if (rt == 1) {
+               if (share > 0) cdata = " rt"
+               else cdata = " ls"
+               if ((umax > 0) && (dmax > 0)) {
+                       cdata = cdata " umax " umax "b dmax " pdmax "ms"
+               }
+               cdata = cdata " rate " m2 "kbit"
+       }
+       if (share > 0) {
+               if ((m2 > 0) && (umax > 0) && (dmax > 0)) {
+                       cdata = cdata " ls umax " umax "b dmax " pdmax "ms rate " share "kbit"
+               } else {
+                       cdata = cdata " ls m1 " share "kbit d 500ms m2 " share "kbit"
+               }
+       }
+
+       print "tc class add dev $device parent 1:1 classid 1:${classnr}0 hfsc" cdata " ul rate " limit "kbit"
+}
+EOF
+}
+
+class_leaf_qdisc() {
+       local device="$1"
+       awk -f - <<EOF
+
+function qlen(rate, m2, umax, dmax,    qb, qr, qt, ql) {
+       qlen_min = 5 # minimum queue length
+       qlen_base = 1.7 # base value - queueing time in seconds
+       qlen_avgr = 0.7 # avgrate modifier
+       qlen_dmax = 0.0 # dmax modifier
+
+       # bits in a packet
+       qb = 1500
+       if ((m2 > 0) && (umax > 0)) qb -= int((1500 - umax) * qlen_pkt)
+       qb *= 8 
+       
+       # rate in bits/s
+       qr = rate
+       qr -= int((rate - m2) * qlen_avgr)
+       qr *= 1024
+       
+       # queue time
+       qt = qlen_base + qlen_dmax * (dmax / 1000)
+
+       # queue length
+       ql = int(qr * qt / qb)
+       if (ql < qlen_min) ql = qlen_min
+
+       return ql
+}
+
+BEGIN {
+       sfq_dthresh     = 25 # use sfq for download if pktdelay set to this or lower
+
+       limit = int("$maxrate")
+       m2 = int("$m2")
+       dmax = int("$dmax")
+       umax = int("$umax")
+       
+       if (!(m2 > 0)) {
+               dmax = 500
+               umax = 1500
+               m2 = 10
+       }
+       
+       cqlen = ${dl_mode:+2 * }qlen(limit, m2, umax, dmax)
+
+       printf "tc qdisc add dev $device parent 1:${classnr}0 handle ${classnr}00: "
+       if (("$dir" != "down") || ((dmax > 0) && (dmax <= sfq_dthresh))) {
+               print "sfq perturb 10 limit " cqlen 
+       } else {
+               avpkt = 1200
+               min = int(limit * 1024 / 8 * 0.1)
+               dqb = cqlen * 1500
+               max = int(min + (dqb - min) * 0.25)
+               burst = int((2 * min + max) / (3 * avpkt))
+               
+               print "red min " min " max " max " burst " burst " avpkt " avpkt " limit " dqb " probability 0.04 ecn"
+       }
+}
+EOF
+}
+
+enum_classes() {
+       local c="0"
+       config_get classes "$1" classes
+       config_get default "$1" default
+       for class in $classes; do
+               c="$(($c + 1))"
+               config_set "${class}" classnr $c
+               case "$class" in
+                       $default) class_default=$c;;
+               esac
+       done
+       class_default="${class_default:-$c}"
+}
+
+cls_var() {
+       local varname="$1"
+       local class="$2"
+       local name="$3"
+       local type="$4"
+       local default="$5"
+       local tmp tmp1 tmp2
+       config_get tmp1 "$class" "$name"
+       config_get tmp2 "${class}_${type}" "$name"
+       tmp="${tmp2:-$tmp1}"
+       tmp="${tmp:-$tmp2}"
+       export ${varname}="${tmp:-$default}"
+}
+
+start_interface() {
+       local iface="$1"
+       local num_imq="$2"
+       config_get device "$iface" device
+       config_get enabled "$iface" enabled
+       [ -z "$device" -o -z "$enabled" ] && exit
+       config_get upload "$iface" upload
+       config_get halfduplex "$iface" halfduplex
+       config_get download "$iface" download
+       config_get classgroup "$iface" classgroup
+       
+       download="${download:-${halfduplex:+$upload}}"
+       enum_classes "$classgroup"
+       for dir in up${halfduplex} ${download:+down}; do
+               case "$dir" in
+                       up)
+                               upload=$(($upload * 98 / 100 - 10))
+                               dev="$device"
+                               rate="$upload"
+                               dl_mode=""
+                               prefix="cls"
+                       ;;
+                       down)
+                               add_insmod imq numdevs="$num_imq"
+                               config_get imqdev "$iface" imqdev
+                               download=$(($download * 96 / 100 - 64))
+                               dev="imq$imqdev"
+                               rate="$download"
+                               dl_mode=1
+                               prefix="d_cls"
+                       ;;
+                       *) continue;;
+               esac
+               for class in $classes; do
+                       cls_var umax "$class" packetsize $dir 1500
+                       cls_var dmax "$class" packetdelay $dir 500
+                       
+                       cls_var maxrate "$class" limitrate $dir 100
+                       cls_var share "$class" linksharing $dir 0
+                       cls_var m2 "$class" avgrate $dir 0
+                       maxrate=$(($maxrate * $rate / 100))
+                       share=$(($share * $rate / 100))
+                       m2=$(($m2 * $rate / 100))
+               
+                       config_get classnr "$class" classnr
+                       append ${prefix}q "$(class_main_qdisc "$dev" "$iface")" "$N"
+                       append ${prefix}l "$(class_leaf_qdisc "$dev" "$iface")" "$N"
+                       append ${prefix}f "tc filter add dev $dev parent 1: prio $classnr protocol ip handle $classnr fw flowid 1:${classnr}0" "$N"
+               done
+               export dev_${dir}="ifconfig $dev up txqueuelen 5 >&- 2>&-
+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 ${rate}kbit"
+       done
+       add_insmod cls_fw
+       add_insmod sch_hfsc
+       add_insmod sch_sfq
+       add_insmod sch_red
+       cat <<EOF
+${INSMOD:+$INSMOD$N}${dev_up:+$dev_up
+$clsq
+$clsl
+$clsf
+}${imqdev:+$dev_down
+$d_clsq
+$d_clsl
+$d_clsf
+}
+EOF
+       unset INSMOD clsq clsf clsl d_clsq d_clsl d_clsf dev_up dev_down
+}
+
+start_interfaces() {
+       local C="$1"
+       for iface in $INTERFACES; do
+               start_interface "$iface" "$C"
+       done
+}
+
+add_rules() {
+       local var="$1"
+       local rules="$2"
+       local prefix="$3"
+       
+       for rule in $rules; do
+               unset iptrule
+               config_get target "$rule" target
+               config_get target "$target" classnr
+               config_get options "$rule" options
+               parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target"
+               append "$var" "$iptrule" "$N"
+       done
+}
+
+start_cg() {
+       local cg="$1"
+       local iptrules
+       local pktrules
+       local sizerules
+       local download
+       enum_classes "$cg"
+       add_rules iptrules "$ctrules" "iptables -t mangle -A ${cg}_ct"
+       config_get classes "$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"
+               }
+       done
+       add_rules pktrules "$rules" "iptables -t mangle -A ${cg}"
+       for iface in $INTERFACES; do
+               config_get classgroup "$iface" classgroup
+               config_get device "$iface" device
+               config_get imqdev "$iface" imqdev
+               config_get dl "$iface" download
+               config_get halfduplex "$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 "$dl" ] || {
+                       [ -z "$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"
+               }
+       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 ${cg}_ct
+$pktrules
+$up$N${down:+${down}$N}
+EOF
+       unset INSMOD
+}
+
+start_firewall() {
+       add_insmod ipt_multiport
+       add_insmod ipt_CONNMARK
+       cat <<EOF
+iptables -t mangle -F
+iptables -t mangle -X
+EOF
+       for group in $CG; do
+               start_cg $group
+       done
+}
+
+C="0"
+INTERFACES=""
+config_load qos
+
+C="0"
+for iface in $INTERFACES; do
+       export C="$(($C + 1))"
+done
+
+case "$1" in
+       all)
+               start_interfaces "$C"
+               start_firewall
+       ;;
+       interface)
+               start_interface "$2" "$C"
+       ;;
+       interfaces)
+               start_interfaces
+       ;;
+       firewall)
+               start_firewall
+       ;;
+esac