#!/bin/bash
wanif=wan
lanif=lan

tc qdisc del dev $wanif root
tc qdisc del dev $lanif root

#outgoing bandwidth

#define root qdisc all child classes will go under
tc qdisc add dev $wanif root handle 1: htb default 12

#define general bucket for all traffic
tc class add dev $wanif parent 1: classid 1:1 htb rate 35mbit ceil 35mbit burst 10k

#define special bucket for OW traffic
tc class add dev $wanif parent 1: classid 1:2 htb rate 1mbit ceil 1mbit burst 10k

#place children under general bucket
tc class add dev $wanif parent 1:1 classid 1:10 htb rate 35mbit ceil 35mbit prio 1 burst 10k
tc class add dev $wanif parent 1:1 classid 1:12 htb rate 20mbit ceil 35mbit prio 2
tc filter add dev $wanif protocol ip parent 1:0 prio 1 u32 match ip protocol 0x11 0xff flowid 1:10

#place OW traffic under special bucket
tc filter add dev $wanif protocol ip parent 1:2 prio 1 u32 match ip dst 24.105.0.0/18

#perturb all traffic
tc qdisc add dev $wanif parent 1:10 handle 20: sfq perturb 10
tc qdisc add dev $wanif parent 1:12 handle 30: sfq perturb 10

#incoming bandwidth

#define root qdisc all child classes will go under
tc qdisc add dev $lanif root handle 2: htb default 12

#define general bucket for all traffic
tc class add dev $lanif parent 2: classid 2:1 htb rate 800mbit ceil 800mbit burst 10k

#define special bucket for OW traffic
tc class add dev $lanif parent 2: classid 2:2 htb rate 1mbit ceil 2mbit burst 10k

#place children under general bucket
tc class add dev $lanif parent 2:1 classid 2:10 htb rate 700mbit ceil 800mbit prio 1 burst 10k
tc class add dev $lanif parent 2:1 classid 2:12 htb rate 700mbit ceil 800mbit prio 2
tc filter add dev $lanif protocol ip parent 2:0 prio 1 u32 match ip protocol 0x11 0xff flowid 3:10

#place OW traffic under special bucket
tc filter add dev $lanif protocol ip parent 2:2 prio 1 u32 match ip src 24.105.0.0/18

#perturb all traffic
tc qdisc add dev $lanif parent 2:10 handle 20: sfq perturb 10
tc qdisc add dev $lanif parent 2:12 handle 30: sfq perturb 10