[wix-users] Running elevated functions from non-elevated UI

Sean Hall r.sean.hall at gmail.com
Tue Feb 22 09:50:08 PST 2022


On Tue, Feb 22, 2022 at 11:35 AM Vanniekerk, Tyrel (GE Healthcare) via
wix-users <wix-users at lists.wixtoolset.org> wrote:

> Hi,
> I have some time to look at this again, so I am trying to revisit the
> elevated permissions issue in the installer UI.  Our current solution is
> that we give an error if the installer is not running with elevated
> permissions and if they run it "As Administrator", then everything works.
> It would be easier if one could just get the installer to elevate, but
> that's not an option.
> Assuming then that an installer with a custom bootstrapper UI is running
> in the prescribed WiX toolset mode, what suggestions do you have to run
> some check that requires elevated permissions?  There are cases where we
> might have to check more than one thing per install and I would prefer not
> to have to call another exe that will escalate, do the check and return a
> result somehow, just to have call it again and escalate again when the user
> goes back to the previous page or we need to check something else.
> I was thinking I would create an exe that I can start if I need to
> escalate and communicate with that exe to make multiple calls for various
> checks.  Just not sure what would be a good way to talk between the
> installer UI and the exe.  Remoting is an option or web API or something
> like that.
> Any ideas?  Every solution I have though of seems rather clunky.
> Thanks,
> Tyrel
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