[packagekit] Debian apt-get 'all upgrades installed' hook?

[Marek Marczykowski-Górecki]

On Fri, Aug 07, 2015 at 06:32:59AM +0000, Daniel Nicoletti wrote:
> Packagekit aptcc backend does exactly what you want,
> but I'm thinking on changing that in future to show only
> upgrade instead of dist-upgrade (which can easily lead
> to broken instalations).
> 
> if gettimeSinceLastUpdate() returns a short value and
> getUpdates() is called you will have a list of dist-upgraded
> packages.
> 
> In future I'd emit the additional packages that dist-upgrade
> emits as blocked, so the user knows there are more upgrades
> but those need manual selection.

How this can be used? Is it possible to install some hook, which
PackageKit would call? Or it needs to be done by always running process,
which waits for some signal on DBus? Or maybe DBus have such
functionality (to start some process in response to a signal)?

-- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab

> 2015-08-07 8:53 GMT-03:00 Patrick Schleizer <patrick-mailinglists at whonix.org>:
> > Matthias Klumpp:
> >> Hi!
> >>
> >> 2015-08-07 1:18 GMT+02:00 Patrick Schleizer <patrick-mailinglists at whonix.org>:
> >>> Hi!
> >>>
> >>> Would it be possible to use packagekit to provide an 'all upgrades
> >>> installed' hook?
> >>>
> >>> In other words, can packagekit notice and react if a user has
> >>> successfully 'apt-get dist-upgrade'ed? I.e. when no more upgrades are
> >>> available for installation?
> >>
> >> What would be the use-case for that / what are you wanting to achieve?
> >> We have a hook for APT in Debian which notifies PK whenever the cache
> >> is updated.
> >>
> >> Cheers,
> >>     Matthias
> >
> > Hi Matthias!
> >
> > I am a contributor to Qubes, which is a distribution of Xen that is
> > providing Debian templates. (And I am also the one who got Whonix, a
> > derivative of Debian, started.)
> >
> > The inter VM / host communication is not our issue. There is a working
> > infrastructure for that. [qrexec]
> >
> > The Qubes VM manager - that is running on dom 0 (speak: "the host") -
> > has a graphical state indicator "Updates pending!". (How we learn, that
> > updates are pending, is not part of this question.)
> >
> > Now, when the user applied these updates (for example by running "sudo
> > apt-get dist-upgrade"), we would like the VM to dispatch a hook. An
> > apt-get 'all upgrades have been successfully installed' hook. It would
> > run a script calling qrexec which would essentially tell Qubes VM
> > manager "Updates were installed. Remove the updates pending indicator."
> >
> > Github discussion. [1]
> >
> > Cheers,
> > Patrick
> >
> > [1] https://github.com/QubesOS/qubes-issues/issues/1066
> >
> > _______________________________________________
> > PackageKit mailing list
> > PackageKit at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/packagekit
> 
> 
> 
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