netdev - Re: [PATCH] samples/bpf: Add tunnel set/get tests.

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

Message-ID: <20160816161608.GA77310@ast-mbp.thefacebook.com>
Date:	Tue, 16 Aug 2016 09:16:10 -0700
From:	Alexei Starovoitov <alexei.starovoitov@...il.com>
To:	William Tu <u9012063@...il.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] samples/bpf: Add tunnel set/get tests.

On Tue, Aug 16, 2016 at 07:03:01AM -0700, William Tu wrote:
> The patch creates sample code exercising bpf_skb_{set,get}_tunnel_key,
> and bpf_skb_{set,get}_tunnel_opt for GRE, VXLAN, and GENEVE.  A native
> tunnel device is created in a namespace to interact with a lwtunnel
> device out of the namespace, with metadata enabled.  The bpf_skb_set_*
> program is attached to tc egress and bpf_skb_get_* is attached to egress
> qdisc.  A ping between two tunnels is used to verify correctness and
> the result of bpf_skb_get_* printed by bpf_trace_printk.
> 
> Signed-off-by: William Tu <u9012063@...il.com>

nice test. thanks!
Acked-by: Alexei Starovoitov <ast@...nel.org>