[systemd-devel] Antw: [EXT] Re: Q; syslog.socket dependency

Ulrich Windl Ulrich.Windl at rz.uni-regensburg.de
Fri Mar 12 07:34:26 UTC 2021


>>> Reindl Harald <h.reindl at thelounge.net> schrieb am 11.03.2021 um 16:23 in
Nachricht <4422087b-9966-e7fb-66ad-4157d83f2f3b at thelounge.net>:

> 
> Am 11.03.21 um 12:17 schrieb Ulrich Windl:
>> Hi!
>> 
>> I have a unit that uses logger, and I want to run it after syslog is 
> available. So I added syslog.socket as dependency, but it fails:
>> Mar 11 12:11:02 jeos1 systemd[1]: syslog.socket: Socket service 
> syslog.service not loaded, refusing.
>> Mar 11 12:11:02 jeos1 systemd[1]: Failed to listen on Syslog Socket.
>> 
>> Doesn't journald also "provide" syslog.socket?
>> 
>> Manual says:
>>         syslog.socket
>>             The socket unit syslog implementations should listen on. All
>>             userspace log messages will be made available on this socket. 
> For
>>             more information about syslog integration, please consult the
>>             Syslog Interface[2] document
> 
> you need no dependencies for logging ‑ journald is responsible for that 
> and even available in the initrd

So journald is not listening to the syslog socket? So how are messages sent to
the journal in a compatible way?
At least the manual page for syslog.socket is confusing then.

Regards,
Ulrich

> 
> it's where early‑boot stuff comes from
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