linux-kernel - Re: [PATCH net] veth: Fix RX stats for bpf_redirect

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: <20231030215124.GA1626574@n191-129-154.byted.org>
Date:   Mon, 30 Oct 2023 21:51:27 +0000
From:   Peilin Ye <yepeilin.cs@...il.com>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <martin.lau@...ux.dev>,
        Song Liu <song@...nel.org>,
        Yonghong Song <yonghong.song@...ux.dev>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Stanislav Fomichev <sdf@...gle.com>,
        Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        Peilin Ye <peilin.ye@...edance.com>, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
        Cong Wang <cong.wang@...edance.com>,
        Jiang Wang <jiang.wang@...edance.com>,
        Youlun Zhang <zhangyoulun@...edance.com>
Subject: Re: [PATCH net] veth: Fix RX stats for bpf_redirect_peer() traffic

On Mon, Oct 30, 2023 at 03:19:26PM +0100, Daniel Borkmann wrote:
> OT: does cadvisor run inside the Pod to collect the device stats? Just
> curious how it gathers them.

Seems like it reads from /proc/$PID/net/dev:
https://github.com/google/cadvisor/blob/d19df4f3b8e73c7e807d4b9894c252b54852fa8a/container/libcontainer/handler.go#L461

Thanks,
Peilin Ye