On 07/21/2016 09:27 AM, Jamal Hadi Salim wrote:
[...]
Forgot about csum which would work with pedit - didnt quiet parse what
you are saying above though:
does changing MAC address require changing to CHECKSUM_NONE? If yes,
then seems like i need to send a patch for act_ife as well to make in
the
On 16-07-19 08:23 PM, Daniel Borkmann wrote:
On 07/19/2016 08:04 PM, Cong Wang wrote:
On Tue, Jul 19, 2016 at 8:03 AM, Daniel Borkmann
wrote:
On 07/19/2016 03:56 PM, Jamal Hadi Salim wrote:
[...]
[..]
I don't think so. 1) checksum is supposed to be done by csum action
rather than pedit (or
On 07/19/2016 08:04 PM, Cong Wang wrote:
On Tue, Jul 19, 2016 at 8:03 AM, Daniel Borkmann wrote:
On 07/19/2016 03:56 PM, Jamal Hadi Salim wrote:
[...]
But apart from this,
neither pedit nor tcf_skbmod_run() here handle checksum complete, so
you'll
potentially get false positives wrt csum corr
On Tue, Jul 19, 2016 at 8:03 AM, Daniel Borkmann wrote:
> On 07/19/2016 03:56 PM, Jamal Hadi Salim wrote:
> [...]
>>>
>>> But apart from this,
>>> neither pedit nor tcf_skbmod_run() here handle checksum complete, so
>>> you'll
>>> potentially get false positives wrt csum corruption and drops as a
On 07/19/2016 03:56 PM, Jamal Hadi Salim wrote:
[...]
But apart from this,
neither pedit nor tcf_skbmod_run() here handle checksum complete, so you'll
potentially get false positives wrt csum corruption and drops as a result
when using either of the two.
pedit maybe tricky. Any suggestions?
On
On 16-07-19 09:21 AM, Daniel Borkmann wrote:
True, the 32 bit chunks are more generic and as such you need to put more
effort in user space to handle them, but at the same time gain more
flexibility
w/o having to have a module for each and every proto.
I dont see anything wrong with using ped
On 07/18/2016 12:08 PM, Jamal Hadi Salim wrote:
On 16-07-18 05:44 AM, Daniel Borkmann wrote:
On 07/18/2016 08:51 AM, Jamal Hadi Salim wrote:
On 16-07-18 12:19 AM, Alexei Starovoitov wrote:
Looking at that just out of curiosity on how complex it could look
for src/dst mac, is it actually func
On 16-07-18 01:38 PM, Cong Wang wrote:
On Mon, Jul 18, 2016 at 3:26 AM, Jamal Hadi Salim wrote:
On 16-07-18 06:07 AM, Thomas Graf wrote:
Right. I was at the same point as Jamal and it is nasty to try and
reverse engineer the dumps without any further hints. I assume that's
what he is referri
On Mon, Jul 18, 2016 at 3:26 AM, Jamal Hadi Salim wrote:
> On 16-07-18 06:07 AM, Thomas Graf wrote:
>
>>
>> Right. I was at the same point as Jamal and it is nasty to try and
>> reverse engineer the dumps without any further hints. I assume that's
>> what he is referring to with difficulties.
>>
>
On 16-07-18 06:07 AM, Thomas Graf wrote:
Right. I was at the same point as Jamal and it is nasty to try and
reverse engineer the dumps without any further hints. I assume that's
what he is referring to with difficulties.
That +: if you get me a field which says "dstmac" i dont have to go
and
On 16-07-18 05:44 AM, Daniel Borkmann wrote:
On 07/18/2016 08:51 AM, Jamal Hadi Salim wrote:
On 16-07-18 12:19 AM, Alexei Starovoitov wrote:
Looking at that just out of curiosity on how complex it could look
for src/dst mac, is it actually functional in iproute2 upstream tree?
No it is a b
On 07/18/16 at 11:44am, Daniel Borkmann wrote:
> Same for tcp, icmp, ipv6 bits code ... :/ Is it still planned to eventually
> complete these? I agree that from a usability PoV, it might be nice to
> have some kind of 'pretty printer' for it besides the existing config
> parser there (e.g. when we
On 07/18/2016 08:51 AM, Jamal Hadi Salim wrote:
On 16-07-18 12:19 AM, Alexei Starovoitov wrote:
On Sun, Jul 17, 2016 at 04:41:24AM -0400, Jamal Hadi Salim wrote:
From: Jamal Hadi Salim
[...]
I can imagine new tc command 'action skbmod dmac 02:15:15:15:15:15' that
uses kernel pedit action und
On 16-07-18 12:19 AM, Alexei Starovoitov wrote:
On Sun, Jul 17, 2016 at 04:41:24AM -0400, Jamal Hadi Salim wrote:
From: Jamal Hadi Salim
This action is intended to be an upgrade from a usability perspective
from pedit (as well as operational debugability).
Compare this:
sudo tc filter add dev
On Sun, Jul 17, 2016 at 04:41:24AM -0400, Jamal Hadi Salim wrote:
> From: Jamal Hadi Salim
>
> This action is intended to be an upgrade from a usability perspective
> from pedit (as well as operational debugability).
> Compare this:
>
> sudo tc filter add dev $ETH parent 1: protocol ip prio 10 \
From: Jamal Hadi Salim
This action is intended to be an upgrade from a usability perspective
from pedit (as well as operational debugability).
Compare this:
sudo tc filter add dev $ETH parent 1: protocol ip prio 10 \
u32 match ip protocol 1 0xff flowid 1:2 \
action pedit munge offset -14 u8 set
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