dd-wrt qos script

dd_qos

iptables -t mangle -F
iptables -t mangle -X

#download

tc qdisc del dev br0 root
tc qdisc add dev br0 root handle 1: htb default 20

# download
# level 1
tc class add dev br0 parent 1: classid 1:1 htb rate 1600kbit # max download speed

# level 2
tc class add dev br0 parent 1:1 classid 1:10 htb rate 400kbit ceil 1600kbit prio 0
tc class add dev br0 parent 1:1 classid 1:20 htb rate 400kbit ceil 1200kbit prio 1
tc class add dev br0 parent 1:1 classid 1:30 htb rate 100kbit ceil 800kbit prio 2

tc qdisc add dev br0 parent 1:10 handle 10: sfq perturb 10
tc qdisc add dev br0 parent 1:20 handle 20: sfq perturb 10 
tc qdisc add dev br0 parent 1:30 handle 30: sfq perturb 10

tc filter add dev br0 parent 1:10 prio 0 protocol ip handle 10 fw flowid 1:10
tc filter add dev br0 parent 1:20 prio 1 protocol ip handle 20 fw flowid 1:20
tc filter add dev br0 parent 1:30 prio 2 protocol ip handle 30 fw flowid 1:30

iptables -t mangle -A POSTROUTING -p tcp -m tcp --sport 80 -j MARK --set-mark 10
iptables -t mangle -A POSTROUTING -p tcp -m tcp --sport 80 -j RETURN
iptables -t mangle -A POSTROUTING -m layer7 --l7proto ssh -j mark --set-mark 10
iptables -t mangle -A POSTROUTING -m layer7 --l7proto ssh -j RETURN
iptables -t mangle -A POSTROUTING -d 192.168.1.146 -j MARK --set-mark 30
iptables -t mangle -A POSTROUTING -d 192.168.1.146 -j RETURN

#upload
tc qdisc del dev ppp0 root
tc qdisc add dev ppp0 root handle 1: htb default 20

# level 1
tc class add dev ppp0 parent 1: classid 1:1 htb rate 512kbps

# level 2
tc class add dev ppp0 parent 1:1 classid 1:10 htb rate 300kbps ceil 40kbps prio 0
tc class add dev ppp0 parent 1:1 classid 1:20 htb rate 150kbps ceil 270kbps prio 1
tc class add dev ppp0 parent 1:1 classid 1:30 htb rate 30kbps ceil 120kbps prio 2

tc qdisc add dev ppp0 parent 1:10 handle 10: sfq perturb 10
tc qdisc add dev ppp0 parent 1:20 handle 20: sfq perturb 10
tc qdisc add dev ppp0 parent 1:30 handle 30: sfq perturb 10

tc filter add dev ppp0 parent 1:0 prio 0 protocol ip handle 10 fw flowid 1:10
tc filter add dev ppp0 parent 1:0 prio 0 protocol ip handle 20 fw flowid 1:20
tc filter add dev ppp0 parent 1:0 prio 0 protocol ip handle 30 fw flowid 1:30

iptables -t mangle -A PREROUTING -p tcp -m tcp --dport 80 -j MARK --set-mark 10
iptables -t mangle -A PREROUTING -p tcp -m tcp --dport 80 -j RETURN
iptables -t mangle -A PREROUTING -m layer7 --l7proto ssh -j mark --set-mark 10
iptables -t mangle -A PREROUTING -m layer7 --l7proto ssh -j RETURN
iptables -t mangle -A PREROUTING -s 192.168.1.146 -j MARK --set-mark 30
iptables -t mangle -A PREROUTING -s 192.168.1.146 -j RETURN