GNU bug report logs - #54812
‘guix system reconfigure’ closes SSH connections

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Ludovic Courtès <ludo <at> gnu.org>
Cc: tracker <at> debbugs.gnu.org
Subject: bug#54812: closed (‘guix system
 reconfigure’ closes SSH connections)
Date: Sat, 09 Apr 2022 22:20:01 +0000

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Your message dated Sun, 10 Apr 2022 00:19:09 +0200
with message-id <87zgkt6gte.fsf <at> gnu.org>
and subject line Re: bug#54812: ‘guix system reconfigure’ closes SSH connections
has caused the debbugs.gnu.org bug report #54812,
regarding ‘guix system reconfigure’ closes SSH connections
to be marked as done.

(If you believe you have received this mail in error, please contact
help-debbugs <at> gnu.org.)


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54812: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=54812
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From: Ludovic Courtès <ludo <at> gnu.org>
To: bug-guix <at> gnu.org
Subject: ‘guix system reconfigure’
 closes SSH connections
Date: Sat, 09 Apr 2022 14:05:15 +0200

With OpenSSH turned into inetd style in commit
808b9e850491c7b1d867a5f1f4d5ee6f61f345d4, the service upgrade code used
by ‘guix system reconfigure’ and ‘guix deploy’ wrongfully decides that
the ‘sshd-*’ transient services corresponding to individual SSH
connections should be closed:

--8<---------------cut here---------------start------------->8---
$ sudo guix system reconfigure …
[…]
guix system: chargeur d'amorçage correctement installé sur « (/dev/sda) »
0,0 Mo seront téléchargés
 module-import-compiled  20KiB                                                                                                                       1.2MiB/s 00:00 [##################] 100.0%
The following derivation will be built:
  /gnu/store/n99ahnnw94cay1drg499kxsg5ma6598p-upgrade-shepherd-services.scm.drv

0,0 Mo seront téléchargés
 module-import-compiled  20KiB                                                                                                                       1.8MiB/s 00:00 [##################] 100.0%
construction de /gnu/store/n99ahnnw94cay1drg499kxsg5ma6598p-upgrade-shepherd-services.scm.drv...
shepherd: Removing service 'sshd-1'...
shepherd: Service sshd-1 has been stopped.
shepherd: Transient service sshd-1 unregistered.
shepherd: Done.
shepherd: Removing service 'sshd-3'...
shepherd: Service sshd-3 has been stopped.
shepherd: Transient service sshd-3 unregistered.
shepherd: Done.
shepherd: Service swap-swap could not be started.
shepherd: Service host-name has been started.
shepherd: Service user-homes has been started.
shepherd: Service sysctl has been started.
shepherd: Service host-name has been started.
shepherd: Service term-console could not be started.
shepherd: Service bluetooth has been started.
Pour compléter la mise à jour, lancez « herd restart SERVICE » pour arrêter,
mettre à jour et redémarrer tous les services qui n'ont pas été redémarrés
automatiquement.
Lancez « herd status » pour visualiser la liste des services de votre système.
--8<---------------cut here---------------end--------------->8---

I think the solution is to leave transient services untouched.

Unfortunately, the status sexp returned by ‘services->sexp’ currently
lacks information about whether a service is transient.

Ludo’.

[Message part 3 (message/rfc822, inline)]

From: Ludovic Courtès <ludo <at> gnu.org>
To: 54812-done <at> debbugs.gnu.org
Subject: Re: bug#54812: ‘guix system reconfigure’ closes SSH connections
Date: Sun, 10 Apr 2022 00:19:09 +0200

Ludovic Courtès <ludo <at> gnu.org> skribis:

> With OpenSSH turned into inetd style in commit
> 808b9e850491c7b1d867a5f1f4d5ee6f61f345d4, the service upgrade code used
> by ‘guix system reconfigure’ and ‘guix deploy’ wrongfully decides that
> the ‘sshd-*’ transient services corresponding to individual SSH
> connections should be closed:

Fixed with:

  eeb8ac43c8 services: shepherd: Do not unload transient services.
  a2c759c830 services: herd: Report whether a service is transient.

Ludo’.

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