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From: Ludovic =?UTF-8?Q?Court=C3=A8s?= In-Reply-To: <5538caef3f592a7adc5b75e1cb99a711@freakingpenguin.com> (Richard Sent's message of "Thu, 16 Nov 2023 15:09:13 -0500") References: <169277323322.1687.15739147838600524142@localhost> <5538caef3f592a7adc5b75e1cb99a711@freakingpenguin.com> Date: Wed, 20 Mar 2024 19:07:56 +0100 Message-ID: <8734skzshv.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -7.22 X-Spam-Score: -7.22 X-Migadu-Queue-Id: 4B4F51B5BA X-Migadu-Scanner: mx12.migadu.com X-TUID: fJxDc8Ds/pUS Hi Richard and all, Richard Sent skribis: > However, when fish is in charge of executing on-first-login, stdout and=20 > stderr for the user shepherd get directed to a pipe instead of=20 > /dev/null. > > fish fds, both stdout and stderr point to a pipe: > > $ ls -l /proc//fd) > lr-x------ 1 richard users 64 2023-11-16 14:47 0 ->=20 > /dev/null > l-wx------ 1 richard users 64 2023-11-16 14:47 1 ->=20 > pipe:[41039] > l-wx------ 1 richard users 64 2023-11-16 14:47 2 ->=20 > pipe:[41039] > l-wx------ 1 richard users 64 2023-11-16 14:47 6 ->=20 > /home/richard/.local/state/log/shepherd.log > // ... > > > fish login shell strace of herd: > > 21:46:43 write(1, "Spawning systemd-style service=20 > /gnu/store/2zgdxhbnkz8fgsb1l4xydm3nbvj66mih-gnupg-2.2.39/bin/gpg-agent.\n= ",=20 > 103) =3D -1 EPIPE (Broken pipe) (I assume this is the strace of shepherd, not herd.) Maybe we should unconditionally run shepherd with stdout/stderr redirected to /dev/null? That would sidestep the problem and it=E2=80=99s probably a good idea anywa= y. WDYT? Ludo=E2=80=99.