On Fri, 2009-09-18 at 09:05 -0400, Stephen Gallagher wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 09/17/2009 07:04 PM, S Knox wrote: > > Dear list, > > Back in 2006, someone wrote the following: > > ------------------------------------------------------------------------------------- > > > > * /From/: Dennis Jacobfeuerborn <d jacobfeuerborn conversis de> > > * /To/: Development discussions related to Fedora Core > > <fedora-devel-list redhat com> > > * /Subject/: cron/dbus problem? > > * /Date/: Mon, 13 Feb 2006 15:13:25 +0100 > > > > Given the (puzzling) absence of an alarm/reminder applet for the gnome > > panel I tried (ab)using Tomboy for this purpose but hit a problem > > involving Cron and DBus. When I call "tomboy --open-note Alarm" the > > respective notes pops up but when I put the same command in the crontab > > I get this: Unhandled Exception: DBus.DBusException: Unable to determine > > the address of the message bus > > > > in <0x0009f> DBus.Bus:GetBus (BusType busType) > > in <0x00009> DBus.Bus:GetSessionBus () > > in <0x00022> Tomboy.TomboyCommandLine:Execute () > > in <0x00061> Tomboy.Tomboy:Main (System.String[] args) > > > > Does anyone have an idea why the session bus seems to be available from > > a regular shell but not from cron? > > > > Regards, > > Dennis > > > > -------------------------------------------------------------------------------------- > > > > Don't know whether this is of use to anyone faced with the same problem, or to help with wider development, but I solved the problem by using the > > following > > line in a crontab: > > * * * * * export DBUS_SESSION_BUS_ADDRESS=`cat "/proc/$(expr substr $(ps -C tomboy -o pid=) 1 5)/environ" | tr '\0' '\n' | grep DBUS | cut -d '=' -f2-`; tomboy (options) > > > > Sorry if this has all been sorted out by now, but didn't know where to post. > > > > Steve > > > > > > Send instant messages to your online friends http://uk.messenger.yahoo.com > > > > > The session bus is, by definition, local to a particular session. When > you run a service in cron, it is running in a new session (because it > has been launched by the cron daemon) and cannot share the session bus > with your desktop. If you need it to share a bus BETWEEN sessions, > that's what the system bus is for. Or have a cron instance (or similar) running within the session. I'm pretty sure there's already GUI-like crons available for GNOME and other desktops. Something like that: http://www.gnomefiles.org/app.php/DoThisNow Cheers -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
