[ovs-dev] [PATCH ovn v3 1/2] system-ovn.at: Fix flaky "load-balancing" test.

Mark Gray mark.d.gray at redhat.com
Thu Aug 5 14:54:48 UTC 2021


On 04/08/2021 09:59, Xavier Simonart wrote:
> When running load-balancing test, tcpdump is executed in background.
> When the backround tcpdump stops, it sends to stderr a message
> (such as number of packets captured) which might be catched by the
> following command (wget) causing the test to fail.
> 
> Fixes: ebbcd8e8cc ("northd: add reject action for lb with no backends")
> Reported-at: https://bugzilla.redhat.com/show_bug.cgi?id=1989517
> Signed-off-by: Xavier Simonart <xsimonar at redhat.com>
> ---
>  tests/system-ovn.at | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tests/system-ovn.at b/tests/system-ovn.at
> index 4288d80e5..2d21fb262 100644
> --- a/tests/system-ovn.at
> +++ b/tests/system-ovn.at
> @@ -1593,7 +1593,7 @@ OVS_WAIT_UNTIL([
>  ovn-nbctl --reject lb-add lb3 30.0.0.10:80 ""
>  ovn-nbctl ls-lb-add foo lb3
>  # Filter reset segments
> -NS_CHECK_EXEC([foo1], [tcpdump -c 1 -neei foo1 ip[[33:1]]=0x14 > rst.pcap &])
> +NS_CHECK_EXEC([foo1], [tcpdump -c 1 -neei foo1 ip[[33:1]]=0x14 > rst.pcap 2>/dev/null &])
>  sleep 1
>  NS_CHECK_EXEC([foo1], [wget -q 30.0.0.10],[4])
>  
> 

Acked-by: Mark D. Gray <mark.d.gray at redhat.com>



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