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

[David Miller]

From: Michael Jeanson <mjeanson@xxxxxxxxxxxx>
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@xxxxxxxxxxxx>

This patch does not apply cleanly to the current net tree.