netdev - Re: [PATCH] selftests: Add VRF icmp error route lookup test

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Date:   Tue, 11 Aug 2020 12:57:35 -0600
From:   David Ahern <dsahern@...il.com>
To:     David Miller <davem@...emloft.net>, mjeanson@...icios.com
Cc:     dsahern@...nel.org, linux-kernel@...r.kernel.org,
        mathieu.desnoyers@...icios.com, netdev@...r.kernel.org
Subject: Re: [PATCH] selftests: Add VRF icmp error route lookup test

On 8/11/20 11:28 AM, David Miller wrote:
> From: Michael Jeanson <mjeanson@...icios.com>
> Date: Thu,  6 Aug 2020 14:51:21 -0400
> 
>> The objective is to check that the incoming vrf routing table is selected
>> to send an ICMP error back to the source when the ttl of a packet reaches 1
>> while it is forwarded between different vrfs.
>>
>> The first test sends a ping with a ttl of 1 from h1 to h2 and parses the
>> output of the command to check that a ttl expired error is received.
>>
>> [This may be flaky, I'm open to suggestions of a more robust approch.]
>>
>> The second test runs traceroute from h1 to h2 and parses the output to
>> check for a hop on r1.
>>
>> Signed-off-by: Michael Jeanson <mjeanson@...icios.com>
> 
> This patch does not apply cleanly to the current net tree.
> 

It is also out of context since the tests fail on current net and net-next.

The tests along with the patches that fix the problem should be sent
together.