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[84.115.238.31]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-430ccf204f7sm57729835e9.2.2024.10.10.13.09.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2024 13:09:49 -0700 (PDT) From: Richard Weinberger To: Florian Westphal Cc: Richard Weinberger , upstream@sigma-star.at, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, pabeni@redhat.com, kuba@kernel.org, edumazet@google.com, davem@davemloft.net, kadlec@netfilter.org, pablo@netfilter.org, rgb@redhat.com, paul@paul-moore.com, upstream+net@sigma-star.at, Florian Westphal Subject: Re: [PATCH] netfilter: Record uid and gid in xt_AUDIT Date: Thu, 10 Oct 2024 22:09:48 +0200 Message-ID: <5243306.KhUVIng19X@somecomputer> In-Reply-To: <20241010134827.GC30424@breakpoint.cc> References: <20241009203218.26329-1-richard@nod.at> <3048359.FXINqZMJnI@somecomputer> <20241010134827.GC30424@breakpoint.cc> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" Am Donnerstag, 10. Oktober 2024, 15:48:27 CEST schrieb Florian Westphal: > Richard Weinberger wrote: > > Am Mittwoch, 9. Oktober 2024, 23:33:45 CEST schrieb Florian Westphal: > > > There is no need to follow ->file backpointer anymore, see > > > 6acc5c2910689fc6ee181bf63085c5efff6a42bd and > > > 86741ec25462e4c8cdce6df2f41ead05568c7d5e, > > > "net: core: Add a UID field to struct sock.". > >=20 > > Oh, neat! I gave sock_net_uid() a try, but I kinda fail. Maybe I have wrong expectations. e.g. I expected that sock_net_uid() will return 1000 when uid 1000 does something like: unshare -Umr followed by a veth connection to the host (initial user/net namespace). Shouldn't on the host side a forwarded skb have a ->dev that belongs uid 1000's net namespace? Thanks, //richard =2D-=20 =E2=80=8B=E2=80=8B=E2=80=8B=E2=80=8B=E2=80=8Bsigma star gmbh | Eduard-Bodem= =2DGasse 6, 6020 Innsbruck, AUT UID/VAT Nr: ATU 66964118 | FN: 374287y