netdev - Re: [bpf-next PATCH 4/4] bpf, selftests: Add three new sockmap tests for verdict only programs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <87blh2vbc7.fsf@cloudflare.com>
Date:   Fri, 16 Oct 2020 10:12:08 +0200
From:   Jakub Sitnicki <jakub@...udflare.com>
To:     John Fastabend <john.fastabend@...il.com>
Cc:     alexei.starovoitov@...il.com, daniel@...earbox.net,
        netdev@...r.kernel.org, bpf@...r.kernel.org, lmb@...udflare.com
Subject: Re: [bpf-next PATCH 4/4] bpf, selftests: Add three new sockmap tests for verdict only programs

On Sun, Oct 11, 2020 at 07:10 AM CEST, John Fastabend wrote:
> Here we add three new tests for sockmap to test having a verdict program
> without setting the parser program.
>
> The first test covers the most simply case,
>
>    sender         proxy_recv proxy_send      recv
>      |                |                       |
>      |              verdict -----+            |
>      |                |          |            |
>      +----------------+          +------------+
>
> We load the verdict program on the proxy_recv socket without a
> parser program. It then does a redirect into the send path of the
> proxy_send socket using sendpage_locked().
>
> Next we test the drop case to ensure if we kfree_skb as a result of
> the verdict program everything behaves as expected.
>
> Next we test the same configuration above, but with ktls and a
> redirect into socket ingress queue. Shown here
>
>    tls                                       tls
>    sender         proxy_recv proxy_send      recv
>      |                |                       |
>      |              verdict ------------------+
>      |                |      redirect_ingress
>      +----------------+
>
> Also to set up ping/pong test
>
> Signed-off-by: John Fastabend <john.fastabend@...il.com>
> ---

Looks like setup commands got filtered out by git commmit.

[...]