netdev - Re: tc filter add ... fw ... action drop

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Message-ID: <469DEB9A.9020606@trash.net>
Date:	Wed, 18 Jul 2007 12:29:46 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Abhijit Menon-Sen <ams@...oid.org>
CC:	netdev@...r.kernel.org
Subject: Re: tc filter add ... fw ... action drop

Abhijit Menon-Sen wrote:
> At 2007-07-18 11:49:55 +0200, kaber@...sh.net wrote:
> 
>>>  # tc filter add dev eth0 parent 1: protocol ip prio 0 handle
>>>    0xfffffff fw police rate 1 burst 1 mpu 0 mtu 1 action drop
>>
>>It seems this is merely a parsing error, iproute doesn't have an
>>"action" parameter and aborts parsing, so it uses the default
>>value of "RECLASSIFY".
> 
> 
> I can confirm that your patch deals with my command sensibly, and also
> that "tc filter add ... conform-exceed drop/drop" does what I wanted.
> 
> 
>>It never had this parameter [...]
> 
> 
> That command is from a script that used to work with iproute2-ss020116
> (2002!), which had the following in tc/m_police.c:
> 
> 210     } else if (strcmp(*argv, "action") == 0) {
> 211             NEXT_ARG();
> 212             if (get_police_result(&p.action, &presult, *argv)) {
> 
> I don't know when that bit was dropped, but it used to be there. :-)


Indeed, I missed that. I'll fix up the patch ..

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