[Dev] Understanding Cynara scope.

Zhang, Xu U xu.u.zhang at intel.com
Mon May 19 07:09:09 GMT 2014



> -----Original Message-----
> From: Dev [mailto:dev-bounces at lists.tizen.org] On Behalf Of Lukasz
> Wojciechowski
> Sent: Thursday, May 15, 2014 8:48 PM
> To: Kis, Zoltan; José Bollo
> Cc: dev at lists.tizen.org
> Subject: Re: [Dev] Understanding Cynara scope.
> 
> 
> W dniu 2014-05-15 13:59, Kis, Zoltan pisze:
> > On Thu, May 15, 2014 at 2:51 PM, José Bollo
> > <jose.bollo at open.eurogiciel.org> wrote:
> >> On gio, 2014-05-15 at 13:48 +0300, Kis, Zoltan wrote:
> >> (snip)
> >>
> >>> Crosswalk is using separate processes (not threads) for
> >>> app/renderer, extension process and browser process. Security
> >>> involves the extension process for checks (unless it's done on lower
> >>> layers), and the browser process to present user dialog on permissions.
> >> Zoltan, from my understanding, the user dialog is a separate
> >> mechanism that is provided by components of Cynara. This is needed I
> >> think for letting privilege managed at a single place with a single
> >> visual in a trusted way.
> >>
> >> So I don't imagine crosswalk being displaying the dialog.
> >>
> >> Do you agree?
> >>
> >> What is proposal of cynara developers?
> In case of check that will need to popup some dialog for user - cynara will
> launch such popup and return answer for check after user interaction with
> popup.
> Probably in most cases such popup won't be needed as result of check will be
> ALLOW or DENY.
> All these special policy types other than ALLOW or DENY will be defined in
> plugins for cynara.
> In currently being merged cynara-bootstrap version You won't find it.
> In next stable version (first based on cynara daemon) planned for 1st half on
> June You won't find it either.
> However it is in scope of our tasks and will be done. I will update Cynara wiki
> page when schedule will be more detailed.
> 
> So summing up:
> Cynara will be responsible for launching popups if needed.
[Zhang Xu ] The popups should be happed on application's installation. Web and native app should parser the manifest firstly, and pass the permissions to Cynara library to pop up dialog, right?
> 
> Best Wishes
> Lukasz
> 
> > Sakari promised to clarify on crosswalk related security issues, if he
> > gets some radio silence in order to be able to catch up. Let's wait
> > for that :).
> >
> > Best regards,
> > Zoltan
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> 
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