[systemd-devel] Antw: Re: Antw: Re: failing unmounts during reboot

[Ulrich Windl]

>>> Lennart Poettering <lennart at poettering.net> schrieb am 25.07.2019 um 13:42
in
Nachricht <20190725114222.GD12912 at gardel-login>:
> On Do, 25.07.19 12:49, Ulrich Windl (Ulrich.Windl at rz.uni‑regensburg.de)
wrote:
> 
>> >>> Silvio Knizek <killermoehre at gmx.net> schrieb am 25.07.2019 um 12:10 in
>> Nachricht <cb92eed901e39d6b65680976a92711150a133a1c.camel at gmx.net>:
>>
>> [...]
>> > Hi,
>> >
>> > the proper approach would be to define the dependency of the generated
>> > .service to the mount point with a drop‑in and RequiresMountsFor=. See
>> > man:systemd.unit for more information.
>> > Also the systemd‑sysv‑generator can only do so much. Please write
>> > yourself proper units if you encounter problems.
>>
>> What this "solution" fails to see is that any user can start a
>> process that may prevent clean unmount. It's completely far away
>> from reality to believe that such a user will write (or even know
>> how to write) a systemd service!
> 
> We automatically kill all unpriv user programs on shutdown.

Which part of sysdtemnd does that? And is that "rather new"?

> 
> We do not kill processes from system service units that have
> KillMode=process, and thus explicitly requested to be exempted from
> the "kill all my processes" logic, and are expected to clean up after
> themselves on their own. SysV scripts set that for compat reasons. I
> cannot fix sysv for your sorry, it works like it works, and does not
> clean up properly.
> 
> Lennart
> 
> ‑‑
> Lennart Poettering, Berlin