[systemd-devel] [PATCH] perl-Net-DBus + new interactive authorization
Daniel P. Berrange
dan at berrange.com
Mon Jan 12 03:40:21 PST 2015
On Mon, Jan 12, 2015 at 11:37:12AM +0000, Colin Guthrie wrote:
> Angelo Naselli wrote on 12/01/15 10:30:
> > Il 12/01/2015 10:16, Colin Guthrie ha scritto:
> >> Angelo Naselli wrote on 11/01/15 17:15:
> >>> FWIW i rebuilt it in mageia 4 and libdbus1_3-1.6.18-1.8.mga4
> >>> I haven't any issues of course. Using it as user
> >>> for StartUnit/StopUnit for instance i got a only a different exception
> >>> org.freedesktop.DBus.Error.AccessDenied: Rejected send message
> >>> while using as root worked as before even if i used new api.
> >> This is expected unless you have also backported cauldron systemd to
> >> MGA4. I think we discussed before that the interactive authorisation
> >> stuff was only added in more recent versions of systemd, so this is
> >> entirely what I'd expect here.
> > eh eh eh, mine was only to say that even if i haven't disabled anything
> > and compiled all against the old library i didn't see any crash or
> > regression, just a different exception for the same -not working- thing.
> > But i haven't test anything of course :)
> Oh, right! Gotcha, so this is just about the comment regarding the
> conditional compilation against older libdbus. Sorry for misinterpreting
> and thanks for testing that.
> OK, I'll have a further look at it to see if anything special is needed,
> perhaps the perl binding stuff just works without too much faff here for
> non-present APIs (I'm certainly not an expert with this stuff!).
I think you'll just need some #ifdef magic in the DBus.xs file to deal
with the new APIs being missing. Perhaps just write a stub function
in the DBus.xs that just raises a suitable perl error (see _croak_error
source in DBus.xs for example on raising errors)
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