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>
Subject: bug#54812: closed (Re: bug#54812: ‘guix
 system reconfigure’ closes SSH connections)
Date: Sat, 09 Apr 2022 22:20:02 +0000

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Your bug report

#54812: ‘guix system reconfigure’ closes SSH connections

which was filed against the guix package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 54812 <at> debbugs.gnu.org.

-- 
54812: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=54812
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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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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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’.

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