[ovs-dev] [PATCH v4 3/6] tests/ofproto-dpif.at: Avoid testing with incomplete TCP packets.

Jarno Rajahalme jrajahalme at nicira.com
Tue Dec 3 22:56:24 UTC 2013


Pushed to master with updated commit message.

  Jarno

On Dec 3, 2013, at 1:53 PM, Ben Pfaff <blp at nicira.com> wrote:

> No, I'd just like that example added to the commit message.  I
> understand the issue now.
> 
> Acked-by: Ben Pfaff <blp at nicira.com>
> 
> On Tue, Dec 03, 2013 at 01:45:04PM -0800, Jarno Rajahalme wrote:
>> Ben,
>> 
>> Do you want changes to this patch?
>> 
>>  Jarno
>> 
>> On Dec 3, 2013, at 1:25 PM, Jarno Rajahalme <jrajahalme at nicira.com> wrote:
>> 
>>> 
>>> On Dec 3, 2013, at 8:25 AM, Ben Pfaff <blp at nicira.com> wrote:
>>> 
>>>> On Tue, Nov 26, 2013 at 11:24:49AM -0800, Jarno Rajahalme wrote:
>>>>> Use nw_proto values that generate less debug logging due to parsing
>>>>> errors.
>>>>> 
>>>>> Signed-off-by: Jarno Rajahalme <jrajahalme at nicira.com>
>>>> 
>>>> This seems reasonable, but what kind of debug logging was generated?
>>> 
>>> 
>>> "expected but not present?, due to nw_proto being e.g. ICMP, but no ICMP payload in the packet, or the same for TCP:
>>> 
>>> 2013-12-03T21:18:49Z|00313|odp_util|DBG|expected but not present: tcp: in_port(1),eth(src=40:44:44:44:44:41,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no)
>>> 
>>> I tried changing this to an error to catch them all, but I recall there were cases where getting rid of the logging would have been non-trivial.
>>> 
>>> This logging is triggered only by netdev-dummy/receive that takes the packet in odp syntax, so I was a bit over-jealous in fixing the traces, too.
>>> 
>>> Jarno
>>> 
>> 




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