http://lartc.org/wondershaper/
On 5/24/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
I can send you mine, it's a modified version of one I found somewhere on the
net to be able to limit bandwith on a linux router. I did no cleaning up or
anything
#!/bin/bash
# tc uses the following units when passed as a parameter.
# kbps: Kilobytes per second
# mbps: Megabytes per second
# kbit: Kilobits per second
# mbit: Megabits per second
# bps: Bytes per second
# Amounts of data can be specified in:
# kb or k: Kilobytes
# mb or m: Megabytes
# mbit: Megabits
# kbit: Kilobits
# To get the byte figure from bits, divide the number by 8 bit
#
#
# Name of the traffic control command.
TC=/sbin/tc
IPTABLES=/sbin/iptables
# The network interface we're planning on limiting bandwidth.
IF1=eth1.106 # Interface
IF2=eth0 # Interface
# Download limit (in mega bits)
DNLD=100mbit # DOWNLOAD Limit
# Upload limit (in mega bits)
UPLD=100mbit # UPLOAD Limit
# IP address of the machine we are controlling
#IP=81.18.0.0/24 #Host IP
#IP=0.0.0.0/0 #Host IP
# Filter options for limiting the intended interface.
IN="$TC filter add dev $IF2 protocol ip parent 1:0 prio 1"
OUT="$TC filter add dev $IF1 protocol ip parent 2:0 prio 1"
start() {
# All traffic originating from IF1 gets marked
$IPTABLES -t mangle -D PREROUTING -i $IF1 -j MARK --set-mark 106
>/dev/null 2>&1
$IPTABLES -t mangle -A PREROUTING -i $IF1 -j MARK --set-mark 106
# INBOUND matches on fwmark 106 and gets shaped when it leaves the IF2
interface
$TC qdisc add dev $IF2 root handle 1: htb default 30
$TC class add dev $IF2 parent 1: classid 1:1 htb rate $DNLD
$IN handle 106 fw flowid 1:1
printf "\n"
printf "Shaping traffic incoming on $IF1 ==> $IF2 to max. $DNLD"
# OUTBOUND matches all traffic heading out IF1 gets shaped, no filter needed
$TC qdisc add dev $IF1 root handle 2: htb default 1
$TC class add dev $IF1 parent 2: classid 2:1 htb rate $UPLD
# $OUT u32 match ip src $IP flowid 2:1
printf "\n"
printf "Shaping traffic incoming on $IF2 ==> $IF1 to max. $UPLD\n"
# The first line creates the root qdisc, and the next line
# creates a child qdiscs that respectively are used to shape download
# and upload bandwidth. The third line defines a filter if required.
}
stop() {
# Stop the bandwidth shaping.
$TC qdisc del dev $IF1 root
$TC qdisc del dev $IF2 root
$IPTABLES -t mangle -D PREROUTING -i $IF1 -j MARK --set-mark 106
}
restart() {
# Self-explanatory.
stop
sleep 1
start
}
show() {
# Display status of traffic control status.
# $TC -s qdisc ls dev $IF1
$TC -s qdisc ls dev $IF2
}
case "$1" in
start)
echo -n "Starting bandwidth shaping: "
start
echo "done"
;;
stop)
echo -n "Stopping bandwidth shaping: "
stop
echo "done"
;;
restart)
echo -n "Restarting bandwidth shaping: "
restart
echo "done"
;;
show)
echo "Bandwidth shaping status for $IF2:"
show
echo ""
;;
*)
pwd=$(pwd)
echo "Usage: tc.bash {start|stop|restart|show}"
;;
esac
exit 0
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
On Behalf Of Arman
Sent: donderdag 24 mei 2007 12:46
To: [email protected]
Subject: [LARTC] tc-htb traffic shaping script
Hi,
Is there any tested good HTB script for traffic shaping available like
as that of CBQ available at.
http://freshmeat.net/projects/cbq.init
I am n new bie and need to work on htb.
--
Regards,
M Arman
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--
Marco
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