netdev - Re: [PATCH bpf-next 5/7] selftests: bpf: add test for sk

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Message-ID: <20200317063044.l4csdcag7l74ehut@kafai-mbp>
Date:   Mon, 16 Mar 2020 23:30:44 -0700
From:   Martin KaFai Lau <kafai@...com>
To:     Joe Stringer <joe@...d.net.nz>
CC:     <bpf@...r.kernel.org>, Lorenz Bauer <lmb@...udflare.com>,
        <netdev@...r.kernel.org>, <daniel@...earbox.net>, <ast@...nel.org>,
        <eric.dumazet@...il.com>
Subject: Re: [PATCH bpf-next 5/7] selftests: bpf: add test for sk_assign

On Thu, Mar 12, 2020 at 04:36:46PM -0700, Joe Stringer wrote:
> From: Lorenz Bauer <lmb@...udflare.com>
> 
> Attach a tc direct-action classifier to lo in a fresh network
> namespace, and rewrite all connection attempts to localhost:4321
> to localhost:1234.
> 
> Keep in mind that both client to server and server to client traffic
> passes the classifier.
> 
> Signed-off-by: Lorenz Bauer <lmb@...udflare.com>
> Signed-off-by: Joe Stringer <joe@...d.net.nz>
> ---
>  tools/testing/selftests/bpf/.gitignore        |   1 +
>  tools/testing/selftests/bpf/Makefile          |   3 +-
>  .../selftests/bpf/progs/test_sk_assign.c      | 127 +++++++++++++
>  tools/testing/selftests/bpf/test_sk_assign.c  | 176 ++++++++++++++++++
Can this test be put under the test_progs.c framework?

>  tools/testing/selftests/bpf/test_sk_assign.sh |  19 ++