[systemd-devel] Binary launched in ExecStartPre gets killed...

Kay Sievers kay at vrfy.org
Mon Mar 4 06:54:50 PST 2013

On Mon, Mar 4, 2013 at 12:02 PM, Belal, Awais <Awais_Belal at mentor.com> wrote:
> I have a unit file which does something like this:
> In ExecStartPre -> Start A
> In ExecStart -> Start B
> Now the thing is B depends on A to function correctly and A is a binary
> itself. The behavior I am seeing is a little obvious but still I thought
> there might be a way around this. When the unit is started A is launched
> correctly but then after some time it gets killed with a term signal 15 and
> this happens before B is started and hence when B is launched it fails.
> Here's what my unit file looks like...
> [Unit]
> Description=B
> After=xyz.service
> [Service]
> EnvironmentFile=-/tmp/my.env
> ExecStartPre=/bin/sh -c 'echo "ADDRESS=`A --print-path`" > /tmp/my.env'
> ExecStart=/usr/bin/B
> [Install]
> WantedBy=graphical.target
> Any suggestions here would be highly appreciated.

You cannot start any longer running services in Pre, we will clean
them up forcefully. If you have two services, use two service files
and express the dependencies between them.


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