[systemd-devel] Antw: [EXT] Re: Odd effect when using systemd-analyze verify in RPM %check

[Ulrich Windl]

>>> Lennart Poettering <lennart at poettering.net> schrieb am 15.03.2021 um 17:04
in
Nachricht <YE+FnkxBCI2HiauO at gardel-login>:
> On Mo, 15.03.21 16:54, Ulrich Windl (Ulrich.Windl at rz.uni‑regensburg.de)
wrote:
> 
>> Hi!
>>
>> While constructing a new RPM package I tried "systemd‑analyze verify" as 
> %check, resulting in:
>> ...
>> Failed to open /dev/tty0: Permission denied
>> ...
>>
>> However:
>> > ll /dev/tty /dev/tty0
>> crw‑rw‑rw‑ 1 root tty 5, 0 Mar 15 16:26 /dev/tty
>> crw‑‑w‑‑‑‑ 1 root tty 4, 0 Mar 11 10:11 /dev/tty0
>>
>> What's the issue with running "systemd‑analyze verify" and non‑root?
> 
> This has been fixed a long time ago.
> 
> /dev/tty0 is the foreground console, so it changes identity whenever
> you switch VT.
> 
> "systemd‑analyze verify" ultimately just runs the service manager with
> different parameters, and there was a bug once upon a time, where the
> service manager would use /dev/tty0 as it does when running PID1, but
> of course it should not when running on a console.
> 
> Maybe update to something less ancient, or ask your distro to backport
> the fix.

Maybe if you could either provide the version when it was fixed or maybe even
the commit that fixed it, I'd be happy to report this bug to my distribution.

> 
> Lennart
> 
> ‑‑
> Lennart Poettering, Berlin