On 22 Jan 2024, at 18:23, Ilya Maximets wrote:
> GitHub runners use 10.1.0.0/16 network as their base network for eth0
> interface. That is causing random system test failures when unexpected
> conntrack entries for this network are present, because our system
> tests are mainly using 10.1.1.0/24 subnet for their test networks.
>
> Run system tests in their own network namespace to avoid any unwanted
> interference.
>
> Ideally, we would run every single test in its own namespace, but that
> is not a trivial change and will likely be hard to backport. Still
> worth investigating in the future.
>
> Note: Layer3 tunnel tests with Bareudp ports rely on loopback to work,
> but lo interface is down by default in new namespaces. So, bringing
> it up. These tests are skipped in Ubuntu 22.04, because it doesn't
> have bareudp support, but it's better to have the change anyway, so it
> doesn't bite us in the future while upgrading the base image.
>
> Signed-off-by: Ilya Maximets <i.maxim...@ovn.org>
Thanks Ilya for posting this patch.
Acked-by: Eelco Chaudron <echau...@redhat.com>
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