Attachment 304038 Details for Bug 444520 – Traffic shaping script

Traffic shaping script

shape.sh (text/plain), 4.71 KB, created by Bruno Wolff III on 2008-04-28 20:31:02 UTC

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Creator: Bruno Wolff III

Created: 2008-04-28 20:31:02 UTC

Size: 4.71 KB

patch

obsolete

>#!/bin/bash
>
># The Ultimate Setup For Your Internet Connection At Home
># 
>#
># Set the following values to somewhat less than your actual download
># and uplink speed. In kilobits
>DOWNLINK=1150
>UPLINK=370
>DEV=eth1
>
># 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
>
>###### uplink
>
># install root HTB, point default traffic to 1:30:
>
>tc qdisc add dev $DEV root handle 1: htb default 30
>
># 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 12k
>
># high prio class 1:10:
>
>tc class add dev $DEV parent 1:1 classid 1:10 htb rate ${UPLINK/3}kbit \
>   burst 12k prio 1
>
># Email class 1:20 - gets slightly less traffic, 
># and a lower priority:
>
>tc class add dev $DEV parent 1:1 classid 1:20 htb rate $[$UPLINK/3]kbit \
>   burst 12k prio 2 ceil $[1*$UPLINK/3]kbit
>
># bulk & default class 1:30 - gets slightly less traffic, 
># and an even lower priority:
>
>tc class add dev $DEV parent 1:1 classid 1:30 htb rate $[$UPLINK/4]kbit \
>   burst 12k prio 3 ceil $[1*$UPLINK/4]kbit
>
># 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 0x10  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
>
># Raise piority of inbound and outbound email data
>tc filter add dev $DEV parent 1: protocol ip prio 20 u32 \
>        match ip dport 25 0xffff \
>        match ip protocol 6 0xff \
>        flowid 1:20
>
>tc filter add dev $DEV parent 1: protocol ip prio 20 u32 \
>        match ip sport 25 0xffff \
>        match ip protocol 6 0xff \
>        flowid 1:20
>
># Raise priority of news
>tc filter add dev $DEV parent 1: protocol ip prio 20 u32 \
>        match ip dport 119 0xffff \
>        match ip protocol 6 0xff \
>        flowid 1:20
>
>tc filter add dev $DEV parent 1: protocol ip prio 20 u32 \
>        match ip sport 119 0xffff \
>        match ip protocol 6 0xff \
>        flowid 1:20
>
># rest is 'non-interactive' ie 'bulk' and ends up in 1:30
>
>
>########## 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
>
># Limit  use to 2/3 of bandwidth to avoid voip problems
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 match ip src \
>   0.0.0.0/0 police rate $[2*$DOWNLINK/3]kbit burst 12k drop
>
># Make acks, icmp, dns, ssh and smtp higher priority. Some ssh (scp) and smtp
># (data) should really be low priority, but I don't have a good way to
># segregate them.
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 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
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip protocol 1 0xff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip dport 53 0xffff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip sport 53 0xffff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip dport 22 0xffff \
>        match ip protocol 6 0xff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip sport 22 0xffff \
>        match ip protocol 6 0xff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip dport 25 0xffff \
>        match ip protocol 6 0xff \
>        flowid :1
>
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 \
>        match ip sport 25 0xffff \
>        match ip protocol 6 0xff \
>        flowid :1
>
># Limit low priority to only 1/2 of the download bandwidth
>tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 match ip src \
>   0.0.0.0/0 police rate $[$DOWNLINK/2]kbit burst 24k drop flowid :1

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Attachments on bug 444520: 304038