[systemd-devel] sd-bus: ObjectManager difference with gdbus

[Dan Williams]

On Mon, 2017-04-24 at 16:50 +0200, Lennart Poettering wrote:
> On Fri, 21.04.17 13:22, David Herrmann (dh.herrmann at gmail.com) wrote:
> 
> > > > > Anyway, gdbus bugs aside, it seems that the interfaces
> > > > > reported by
> > > > > sd-bus should match what gdbus does? (assuming, of course,
> > > > > that gdbus
> > > > > can be considered the "reference" implementation).
> > > > 
> > > > Does the appended patch fix your issue?
> > > > (line-breaks might be screwed, sorry)
> > > 
> > > Haven't tried it yet, but just from reading the patch...it seems
> > > to do
> > > the opposite of what I'd expect? I.e. add *more* interfaces?
> > 
> > This change makes sure all objects have the built-in interfaces
> > reported at all times. The GetManagedObjects() call didn't report
> > them
> > so far.
> > 
> > Note that we really better report all interfaces an object
> > supports. I
> > don't know why glib does not do this, but I think it should.
> 
> Yeah, I#d agree with that. I think we should provide complete
> information, and that means including built-in interfaces in all our
> messages, in particular as some of them are optional. It appears to
> me, that gdbus should be changed here, not sd-bus...

It's not clear that the GNOME side was implemented correctly yet. 
Would be nice to see the sample code.

Dan