[systemd-devel] start user-service only with UID greater than 1000

[Michael Biebl]

Afaics, the logind/PAM session for gdm/Debian-gdm is deliberate. gdm
spawns that via gdm-launch-environment, see
/etc/pam.d/gdm-launch-environment, which in turn includes
pam_systemd.so

2017-05-09 20:35 GMT+02:00, Lennart Poettering <lennart at poettering.net>:
> On Tue, 09.05.17 17:06, Jakob Schürz (wertstoffe at nurfuerspam.de) wrote:
>
>> Hi There!
>>
>> I have two services running in systemd --user, which should only be
>> startet for login-users.
>> If i put the service-file by a deb-package in /usr/lib/systemd/user, the
>> service will also be started for Debian-exim, Debian-gdm and other users
>> with a UID below 1000. And this is not "good"...
>
> These users should not have a PAM session normally, and hence no
> logind session either, and hence no systemd --user instance
> either. There's something really strange if you actually do get PAM
> sessions for these... Any idea why you get them?
>
> Lennart
>
> --
> Lennart Poettering, Red Hat
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