[LightDM] session-cleanup-script on logout/reboot

[tjoen]

On 01-05-14 13:14, Andre Esser wrote:
> tjoen wrote:
>
>> On 30-04-14 16:08, Andre Esser wrote:
>>> I've created a script to back up the user's home directory
>>> on logout by using the session-cleanup-script parameter in
>>> lightdm.conf.
>>>
>>> This is working fine if the user only logs out without
>>> restarting or shutting down the PC.
>>> If the user shuts down or reboots the PC from their Gnome
>>> session, the script is still called, but it appears the
>>> shutdown process continues before the script terminates.
>>> The script runs for about 5 seconds, then the PC powers
>>> off/reboots.
>>>
>>> Is this the expected behaviour?
>>>
>>> Ubuntu 14.04 (lightdm 1.10.0)
>> Which init is Ubuntu using? Upstart or systemd?
>> I think easiest way is to add a wait in a stop-script.
> Ubuntu 14.04 is still using Upstart. Any idea where that wait
> needs to go? The backup script waits for user input (using
> gdialog), so the wait has to come before the desktop session
> terminates.
>
You can try first to put a poststop script/exec in /etc/init/lightdm.conf
containing /bin/sleep 10
If that is ignored by Upstart then you need to edit the Upstart killall
configuration file
I don't remember the exact syntax, only the principles of Upstart