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man: be even more explicit that RestartPreventExitStatus= does not affect ExecStartPre=

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The man page was already pretty clear about this, but apparently not
clear enough, let's hence extend this further.

Fixes: #11868
This commit is contained in:
Lennart Poettering 2019-03-13 20:28:28 +01:00 committed by Zbigniew Jędrzejewski-Szmek
parent 6c8a2c6793
commit 5763971014
1 changed files with 17 additions and 15 deletions
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32
man/systemd.service.xml
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@ -807,24 +807,26 @@
<varlistentry>
<term><varname>RestartPreventExitStatus=</varname></term>
<listitem><para>Takes a list of exit status definitions that,
when returned by the main service process, will prevent
automatic service restarts, regardless of the restart setting
configured with <varname>Restart=</varname>. Exit status
definitions can either be numeric exit codes or termination
signal names, and are separated by spaces. Defaults to the
empty list, so that, by default, no exit status is excluded
from the configured restart logic. For example:
<listitem><para>Takes a list of exit status definitions that, when returned by the main service
process, will prevent automatic service restarts, regardless of the restart setting configured with
<varname>Restart=</varname>. Exit status definitions can either be numeric exit codes or termination
signal names, and are separated by spaces. Defaults to the empty list, so that, by default, no exit
status is excluded from the configured restart logic. For example:
<programlisting>RestartPreventExitStatus=1 6 SIGABRT</programlisting>
ensures that exit codes 1 and 6 and the termination signal
<constant>SIGABRT</constant> will not result in automatic
service restarting. This option may appear more than once, in
which case the list of restart-preventing statuses is
merged. If the empty string is assigned to this option, the
list is reset and all prior assignments of this option will
have no effect.</para></listitem>
ensures that exit codes 1 and 6 and the termination signal <constant>SIGABRT</constant> will not
result in automatic service restarting. This option may appear more than once, in which case the list
of restart-preventing statuses is merged. If the empty string is assigned to this option, the list is
reset and all prior assignments of this option will have no effect.</para>
<para>Note that this setting has no effect on processes configured via
<varname>ExecStartPre=</varname>, <varname>ExecStartPost=</varname>, <varname>ExecStop=</varname>,
<varname>ExecStopPost=</varname> or <varname>ExecReload=</varname>, but only on the main service
process, i.e. either the one invoked by <varname>ExecStart=</varname> or (depending on
<varname>Type=</varname>, <varname>PIDFile=</varname>, …) the otherwise configured main
process.</para></listitem>
</varlistentry>
<varlistentry>