bug#28772: guix system reconfigure after kernel panic user or group not created

[Ludovic Courtès]

Hi Oleg,

Oleg Pykhalov <address@hidden> skribis:

> address@hidden (Ludovic Courtès) writes:
>
> [...]
>
>> I think we can avoid the problem by forcefully removing these two lock
>> files at boot time:
>>
>> diff --git a/gnu/services.scm b/gnu/services.scm
>> index 329b7b151..2ef1d8530 100644
>> --- a/gnu/services.scm
>> +++ b/gnu/services.scm
>> @@ -368,6 +368,8 @@ boot."
>>                                                  #t))))
>>                      ;; Ignore I/O errors so the system can boot.
>>                      (fail-safe
>> +                     (delete-file "/etc/group.lock")
>> +                     (delete-file "/etc/passwd.lock")
>>                       (delete-file-recursively "/tmp")
>>                       (delete-file-recursively "/var/run")
>>                       (mkdir "/tmp")
>>
>>
>
> There is also a '/etc/.pwd.lock'.  Info about this file
> https://lists.debian.org/debian-user/2005/07/msg02949.html
>
>
> I'm not sure if any files are exist.  Days past after reconfigure
> failure.
>
> $ sudo find /etc -name '*.lock' # Shows nothing.

I’ve pushed it as aad8a143000600abec5c8ebfadec4c09f34f1b73.

> [...]
>
>> IOW, shepherd caught the exceptions and didn’t die.
>>
>> What am I missing?
>
> I'll try to make a reproducible thing later.

Awesome.

Thanks,
Ludo’.