Bug#945002: systemd: Dependencies not honoured at boot, so a service doesn't start

[Michael Biebl]

Control: tags -1 + moreinfo

Am 18.11.19 um 10:20 schrieb Fred Boiteux:
> Package: systemd
> Version: 241-7~deb10u2
> Severity: normal
> 
> Dear Maintainer,
> 
> On a Debian Buster system, I've installed the Squid package. It doesn't
> start on every boot. On my system, the /var directory is on a separate
> partition, mounted at boot. I've updated the squid.service to add a
> dependency on this /var mount (see also #932593) :
> 
> $ diff  -u /lib/systemd/system/squid.service
> /etc/systemd/system/squid.service
> --- /lib/systemd/system/squid.service   2019-02-19 06:29:20.000000000 +0100
> +++ /etc/systemd/system/squid.service   2019-09-06 11:22:00.385894559 +0200
> @@ -8,7 +8,8 @@
>  [Unit]
>  Description=Squid Web Proxy Server
>  Documentation=man:squid(8)
> -After=network.target network-online.target nss-lookup.target
> +Requires=var.mount network.target network-online.target nss-lookup.target
> +After=   var.mount network.target network-online.target nss-lookup.target
> 
>  [Service]
>  Type=forking
> 
> 
> But even with this modification, the squid.service fails at boot :
> 
> # systemctl status squid --no-pager -l
> ● squid.service - Squid Web Proxy Server
>    Loaded: loaded (/etc/systemd/system/squid.service; enabled; vendor preset: enabled)
>    Active: failed (Result: exit-code) since Mon 2019-11-18 09:30:26 CET; 46min ago
>      Docs: man:squid(8)
>   Process: 431 ExecStartPre=/usr/sbin/squid --foreground -z (code=exited, status=255/EXCEPTION)
> 
> nov. 18 09:30:26 Deve2m squid[431]: WARNING: Cannot write log file: /var/log/squid/cache.log
> nov. 18 09:30:26 Deve2m squid[431]: /var/log/squid/cache.log: No such file or directory
> nov. 18 09:30:26 Deve2m squid[431]:          messages will be sent to 'stderr'.
> nov. 18 09:30:26 Deve2m squid[431]: 2019/11/18 09:30:26| FATAL: Squid is already running: Found fresh instance PID file (/var/run/squid.pid) with PID 541
> nov. 18 09:30:26 Deve2m squid[431]:     exception location: Instance.cc(121) ThrowIfAlreadyRunningWith
> nov. 18 09:30:26 Deve2m systemd[1]: squid.service: Control process exited, code=exited, status=255/EXCEPTION
> nov. 18 09:30:26 Deve2m systemd[1]: squid.service: Failed with result 'exit-code'.
> nov. 18 09:30:26 Deve2m systemd[1]: Failed to start Squid Web Proxy Server.
> nov. 18 09:30:27 Deve2m systemd[1]: squid.service: Unit cannot be reloaded because it is inactive.
> nov. 18 09:30:28 Deve2m systemd[1]: squid.service: Unit cannot be reloaded because it is inactive.
> 
> When looking at the journal of var.mount and squid units, I can see that
> SystemD seems to try squid before var.mount is up :

It's called systemd.

Can you please attach the output of
systemctl show squid.service
and the output of journalctl -alb

Thanks



-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <http://alioth-lists.debian.net/pipermail/pkg-systemd-maintainers/attachments/20191118/b87408fb/attachment.sig>