wshaper: import from packages

Import the current wshaper package and add myself as maintainer.

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

net/wshaper/Makefile

@@ -0,0 +1,57 @@
+#
+# Copyright (C) 2007-2011 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=wshaper
+PKG_VERSION:=0.2
+PKG_RELEASE:=2
+
+PKG_MAINTAINER:=Jo-Philipp Wich <jow@openwrt.org>
+
+PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/wshaper
+  SECTION:=net
+  CATEGORY:=Network
+  DEPENDS:=+kmod-sched +tc
+  TITLE:=wshaper
+  URL:=http://lartc.org/wondershaper/
+  PKGARCH:=all
+endef
+
+define Package/wshaper/description
+ A script to do traffing shaping with the HTB algorithm.
+ Wshaper attempts to:
+ * Maintain low latency for interfactive traffic at all times
+ * Allow 'surfing' at reasonable speeds while up or downloading
+ * Make sure uploads don't harm downloads, and the other way around
+endef
+
+define Build/Prepare
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+endef
+
+define Package/wshaper/install
+	$(INSTALL_DIR) $(1)/usr/sbin/ $(1)/etc/init.d $(1)/etc/config
+	$(INSTALL_BIN) ./files/wshaper.htb $(1)/usr/sbin/
+	$(INSTALL_BIN) ./files/wshaper.init $(1)/etc/init.d/wshaper
+	$(INSTALL_DATA) ./files/wshaper.config $(1)/etc/config/wshaper
+endef
+
+define Package/wshaper/conffiles
+/etc/config/wshaper
+endef
+
+$(eval $(call BuildPackage,wshaper))

net/wshaper/files/wshaper.config

@@ -0,0 +1,4 @@
+config 'wshaper' 'settings'
+	option 'network' 'wan'
+	option 'downlink' '2000'
+	option 'uplink' '240'

net/wshaper/files/wshaper.htb

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+#!/bin/sh
+# Wonder Shaper
+# please read the README before filling out these values 
+#
+# Set the following values to somewhat less than your actual download
+# and uplink speed. In kilobits. Also set the device that is to be shaped.
+
+# All config needs to be done in /etc/config/wshaper
+
+. /lib/functions.sh
+config_load wshaper
+for s in downlink uplink network nopriohostdst nopriohostsrc noprioportdst noprioportsrc; do
+	config_get $s settings $s
+done
+
+device=$(uci_get_state network "$network" ifname "$network")
+[ -z "$device" ] && logger -t wondershaper "Error: Could not find the device for network $network, aborting." && exit 1
+[ -z "$downlink" ] && logger -t wondershaper "Error: Downlink speed not set, aborting." && exit 1
+[ -z "$uplink" ] && logger -t wondershaper "Error: Uplink speed not set, aborting." && exit 1
+
+MODULES='sch_ingress sch_sfq sch_htb cls_u32 act_police'
+DOWNLINK="$downlink"
+UPLINK="$uplink"
+DEV="$device"
+
+# low priority OUTGOING traffic - you can leave this blank if you want
+# low priority source netmasks
+NOPRIOHOSTSRC="$nopriohostsrc"
+
+# low priority destination netmasks
+NOPRIOHOSTDST="$nopriohostdst"
+
+# low priority source ports
+NOPRIOPORTSRC="$noprioportsrc"
+
+# low priority destination ports
+NOPRIOPORTDST="$noprioportdst"
+
+if [ "$1" = "status" ]
+then
+	tc -s qdisc ls dev $DEV
+	tc -s class ls dev $DEV
+	exit
+fi
+
+
+# clean existing down- and uplink qdiscs, hide errors
+tc qdisc del dev $DEV root    2> /dev/null > /dev/null
+tc qdisc del dev $DEV ingress 2> /dev/null > /dev/null
+
+if [ "$1" = "stop" ] 
+then 
+	for i in $MODULES ; do
+		rmmod $i
+	done
+	exit
+fi
+
+for i in $MODULES ; do
+        insmod $i
+done
+
+###### uplink
+
+# install root HTB, point default traffic to 1:20:
+
+tc qdisc add dev $DEV root handle 1: htb default 20
+
+# shape everything at $UPLINK speed - this prevents huge queues in your
+# DSL modem which destroy latency:
+
+tc class add dev $DEV parent 1: classid 1:1 htb rate ${UPLINK}kbit burst 6k
+
+# high prio class 1:10:
+
+tc class add dev $DEV parent 1:1 classid 1:10 htb rate ${UPLINK}kbit \
+   burst 6k prio 1
+
+# bulk & default class 1:20 - gets slightly less traffic, 
+# and a lower priority:
+
+tc class add dev $DEV parent 1:1 classid 1:20 htb rate $((9*$UPLINK/10))kbit \
+   burst 6k prio 2
+
+tc class add dev $DEV parent 1:1 classid 1:30 htb rate $((8*$UPLINK/10))kbit \
+   burst 6k prio 2
+
+# all get Stochastic Fairness:
+tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10
+tc qdisc add dev $DEV parent 1:20 handle 20: sfq perturb 10
+tc qdisc add dev $DEV parent 1:30 handle 30: sfq perturb 10
+
+# TOS Minimum Delay (ssh, NOT scp) in 1:10:
+
+tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
+      match ip tos 0x10 0xff  flowid 1:10
+
+# ICMP (ip protocol 1) in the interactive class 1:10 so we 
+# can do measurements & impress our friends:
+tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
+        match ip protocol 1 0xff flowid 1:10
+
+# To speed up downloads while an upload is going on, put ACK packets in
+# the interactive class:
+
+tc filter add dev $DEV parent 1: protocol ip prio 10 u32 \
+   match ip protocol 6 0xff \
+   match u8 0x05 0x0f at 0 \
+   match u16 0x0000 0xffc0 at 2 \
+   match u8 0x10 0xff at 33 \
+   flowid 1:10
+
+# rest is 'non-interactive' ie 'bulk' and ends up in 1:20
+
+# some traffic however suffers a worse fate
+for a in $NOPRIOPORTDST
+do
+	tc filter add dev $DEV parent 1: protocol ip prio 14 u32 \
+	   match ip dport $a 0xffff flowid 1:30
+done
+
+for a in $NOPRIOPORTSRC
+do
+ 	tc filter add dev $DEV parent 1: protocol ip prio 15 u32 \
+	   match ip sport $a 0xffff flowid 1:30
+done
+
+for a in $NOPRIOHOSTSRC
+do
+ 	tc filter add dev $DEV parent 1: protocol ip prio 16 u32 \
+	   match ip src $a flowid 1:30
+done
+
+for a in $NOPRIOHOSTDST
+do
+ 	tc filter add dev $DEV parent 1: protocol ip prio 17 u32 \
+	   match ip dst $a flowid 1:30
+done
+
+# rest is 'non-interactive' ie 'bulk' and ends up in 1:20
+
+tc filter add dev $DEV parent 1: protocol ip prio 18 u32 \
+   match ip dst 0.0.0.0/0 flowid 1:20
+
+
+########## downlink #############
+# slow downloads down to somewhat less than the real speed  to prevent 
+# queuing at our ISP. Tune to see how high you can set it.
+# ISPs tend to have *huge* queues to make sure big downloads are fast
+#
+# attach ingress policer:
+
+tc qdisc add dev $DEV handle ffff: ingress
+
+# filter *everything* to it (0.0.0.0/0), drop everything that's
+# coming in too fast:
+
+tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 match ip src \
+   0.0.0.0/0 police rate ${DOWNLINK}kbit burst 10k drop flowid :1
+
+logger -t wondershaper "Wondershaper was started on device $device."

net/wshaper/files/wshaper.init

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+#!/bin/sh /etc/rc.common
+
+START=45
+start() {
+	wshaper.htb
+}
+
+stop() {
+	wshaper.htb stop
+}