Re: [LARTC] htb + tc filter

[choros <jorge@inway.cz>]

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Hi,
thanks for replay, i will include the whole script..
iptables -t mangle -F  2>/dev/null
iptables -t mangle -X  2>/dev/null
iptables -t mangle -N markov
iptables -t mangle -I PREROUTING -j markov
iptables -t mangle -N markov2
iptables -t mangle -I POSTROUTING -j markov2

unalias a
unalias s
unalias d
echo 'clear; tc -s class sh dev eth0 | grep p'> /usr/bin/a
echo 'clear; tc -s class sh dev eth1 | grep p'> /usr/bin/s
echo 'clear; tc -s class sh dev eth2 | grep p'> /usr/bin/d
chmod +x /usr/bin/a /usr/bin/s /usr/bin/d
alias s0='clear; tc -s class sh dev eth0 | grep p'
alias s1='clear; tc -s class sh dev eth1 | grep p'
alias s2='clear; tc -s class sh dev eth2 | grep p'
alias s3='clear; tc -s class sh dev eth3 | grep p'
alias z='clear; tc -s class sh dev '


tc qdisc del dev eth0 root >/dev/null 2>&1
tc qdisc del dev eth1 root >/dev/null 2>&1

# whole interface eth0 - 1024 kbps

tc qdisc add dev eth0 root handle 10: htb default 20
tc class add dev eth0 parent 10: classid 10:2 \
 htb rate 1024Kbit

tc filter add dev eth0 parent 10: protocol ip prio 1 u32 \
         match ip dst 0.0.0.0/0 flowid 10:2

# outgoing class for eth1 - 1024 kbps
tc class add dev eth0 parent 10:2 classid 10:21 \
htb rate 1024Kbit

# mark for it
tc filter add dev eth0 parent 10:2 protocol ip prio 1 \
handle 1 fw classid 10:21

echo eth0 '-->' from eth1 total 1024 kbps, weight 102,

tc qdisc add dev eth0 parent 10:21 sfq perturb 15
echo eth0 '-->' 1024 kbps total

# whole interface eth1 - 1024 kbps

tc qdisc add dev eth1 root handle 11: htb default 20
tc class add dev eth1 parent 11: classid 11:2 \
 htb rate 1024Kbit


tc filter add dev eth1 parent 11: protocol ip prio 1 u32 \
         match ip dst 0.0.0.0/0 flowid 11:2
tc qdisc add dev eth1 parent 11:2 sfq perturb 15
iptables -t mangle -A markov -i eth1 -j MARK --set-mark 1
echo eth1 '-->' 1024 kbps total


Jorge



Andreas Klauer wrote:

>On Wednesday 28 September 2005 15:30, choros wrote:
>  
>
>>the last filter should pass all traffic whitch dont pass the filters to
>>class 10:2 but this is not the case.
>>    
>>
>
>I'm not sure the order you add filters is actually the order filters are 
>traversed... so why not use the prio parameter to make sure that your 
>catchall comes last?
>
>A completely different approach would be to just put the traffic you don't 
>want to be shaped into a HTB class as well, by putting a fat class on top,
>like this:
>
>HTB Qdisc
>|
>\--- HTB root class (100mbit)
>     |
>     \--- HTB internet class (256kbit)
>     \--- HTB lan class (100mbit minus 256kbit)
>
>(I'm actually using a value lower than 100mbit though - due to overhead and 
>other issues, in a 100mbit network you can never actually reach the full 
>100mbit speed).
>
>That way, I get packets that come from the internet and go to the LAN 
>shaped down to 256kbit, while internal lan traffic (e.g. router is also a 
>fileserver for the local network) can go by unaffected.
>
>By the way, if you let this internal lan traffic go by completely unshaped, 
>chances are that load gets so high it will even choke the internet 
>connection. So even if the packets are allowed to go fast, it's a good 
>idea to shape them in order of guaranteeing a 256kbit or whatever channel 
>for internet.
>
>HTH
>Andreas Klauer
>_______________________________________________
>LARTC mailing list
>LARTC@mailman.ds9a.nl
>http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc
>  
>


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