[X2Go-Dev] Questions about Xsession/Xsession.d handling

[Orion Poplawski]

On 12/07/2013 01:54 PM, Mike Gabriel wrote:
> Hi Orion,
>
> On  Sa 07 Dez 2013 21:35:42 CET, Orion Poplawski wrote:
>
>> In the Fedora x2goserver package, I've packaged the
>> /etc/x2go/Xsession* files as part of the main package.  This is
>> breaking things - see https://bugzilla.redhat.com/show_bug.cgi?id=1038834
>>
>> This seems to be the crux of the matter, from x2goruncommand:
>>
>>         x2gofeature X2GO_XSESSION &>/dev/null && [ "x$X2GO_SESS_TYPE"
>> = "xD" ] && {
>>                 STARTUP="$cmd$args"
>>                 $X2GO_LIB_PATH/x2gosyslog "$0" "notice" "launching
>> session with Xsession-x2go mechanism, using STARTUP=\"$STARTUP\""
>>                 STARTUP="/usr/bin/env
>> LD_LIBRARY_PATH=${LD_LIBRARY_PATH} ${STARTUP}" /etc/x2go/Xsession
>>         } || {
>>                 $X2GO_LIB_PATH/x2gosyslog "$0" "debug" "executing
>> command \"$cmd$args\"..."
>>                 $EXEC_WRAPPER $cmd$args
>>         }
>>
>>
>> So, with the X2GO_XSESSION feature installed (which it is), it runs
>> /etc/x2go/Xsession.  This script exits successfully and so $cmd$args
>> is never executed.
>>
>> It looks like something in Xsession is supposed to run $STARTUP, but
>> nothing is configured to do so.  Are users expected to create their
>> own script to do this?
>>
>> Part of the confusion for me is that there is no /etc/X11/Xsession.d
>> in Fedora, so I'm not sure what is meant to be there.
>
> Ah well. Seems like that part of X2Go Server is highly Debianic then...
> Sorry for that.

OKay, for now I'm going to just disable the xsession stuff completely in 
the Fedora packages and see how that goes.

> The /etc/X11/Xsession.d is a place on Debian systems where other package
> (maintainers) can drop in code that should be executed with every
> Xsession startup.
>
> I attach a tarball of all those script on my Debian wheezy system to
> this mail to give you an impression of what is going on in Debian's
> /etc/X11/Xsession.d.
>
> The last script being executed looks like this:
>
> """
> # $Id: 99x11-common_start 305 2005-07-03 18:51:43Z dnusinow $
>
> # This file is sourced by Xsession(5), not executed.
>
> exec $STARTUP
>
> # vim:set ai et sts=2 sw=2 tw=80:
> """
>
> Greets,
> Mike
>

Thanks, that's helpful.  I'll try to think more about how we want to 
handle this long term later.

-- 
Orion Poplawski
Technical Manager                     303-415-9701 x222
NWRA/CoRA Division                    FAX: 303-415-9702
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