Bug#889144: stricter PIDfile handling breaks several daemons
Michael Biebl
biebl at debian.org
Fri Feb 2 18:24:11 GMT 2018
Am 02.02.2018 um 14:58 schrieb Sven Hartge:
> Package: systemd
> Version: 237-1
> Severity: important
> Tags: upstream
>
> Hi!
>
> The upstream commit db256aab13d8a89d583ecd2bacf0aca87c66effc "core: be
> stricter when handling PID files and MAINPID sd_notify() messages"
> breaks several daemons in Debian.
>
> Known issues exist for
>
> - munin-node https://bugs.debian.org/889073
> - ulogd2
> - dnsmasq https://lists.debian.org/debian-user/2018/01/msg01331.html
>
> and possibly others.
>
> Symptom is a timeout during service start, constant service restarts (if
> configured) and log messages like:
>
> Feb 2 14:22:49 HOST systemd[1]: ulogd2.service: Permission denied while opening PID file or unsafe symlink chain: /run/ulog/ulogd.pid
> Feb 2 14:23:54 HOST systemd[1]: munin-node.service: Permission denied while opening PID file or unsafe symlink chain: /run/munin/munin-node.pid
>
> Problem lies, as far as I understand the change, in the permissions of
> the directory in which the PIDfile is created by the daemon. In all
> cases it does not belong root:root but the respective service user:
Do those services drop privileges on their own?
--
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?
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