Hi,

At this time you can not restrict login of a single app to multiple Google
Apps domain, so this scenario is not possible.

You would have to deploy the same code to two different app-ids which had
restricted login to corporation1 and corporation2 respectively.

-Marzia

On Mon, Dec 15, 2008 at 11:03 PM, Andrew <thesongeter...@gmail.com> wrote:

>
> Thanks for the reply; let me just clarify one point.
>
> You say that if I restrict authentication to a particular Google Apps
> domain, only users from that domain will be able to login. If I use
> the Google Accounts login, it is not an issue.
>
> However, I wanted to do this: Corporation 1 and Corporation 2 both use
> Google Apps. Both deploy my app. Can j...@corporation1.com and
> j...@corporation2.com both login to my app?
>
> I'm under the impression that neither of the authentication modes
> would allow this sort of thing, since Google Apps authentication
> requires everyone to be on the same domain, and Google Accounts
> authentication requires everyone to have a Google Account (not a
> company-provided Apps account).
>
> On Dec 10, 12:34 pm, Marzia Niccolai <ma...@google.com> wrote:
> > Hi,
> >
> > A Google App Engine app can be deployed on multiple domains.  The only
> > restriction is that if you restrict authentication to a particular Google
> > Apps domain, you can only serve traffic on that domain (meaning
> currently,
> > if you want only mydomain.com users to be able to log in to your app,
> the
> > app must be served off of mydomain.com).  If you are using Google
> Accounts
> > for login, this is not an issue.
> >
> > If you had an issue linking your Google App Engine App to a Google Apps
> > domain, it is possible this is due to some difficulties users have been
> > having with the 'www' mapping.  The general directions to linking your
> app
> > to a Google Apps domain are here:
> http://code.google.com/appengine/articles/domains.html
> > And if this fails for the 'www' mapping, see the instructions here:
> http://groups.google.com/group/google-appengine/web/deleting-existing...
> >
> > -Marzia
> >
> > On Tue, Dec 9, 2008 at 4:22 PM, Andrew <thesongeter...@gmail.com> wrote:
> >
> > > I've been exploring Google App Engine and working on an app, but I
> > > envision the app being something that would be used by different
> > > companies on their own Apps domains. That is, I'll want to use it on
> > > my Google Apps domain, but other companies might like to deploy it on
> > > their Apps domain as well.
> >
> > > I created my app with the default setting where any Google user can
> > > log in. Unsurprisingly I cannot log in when I use my Google Apps
> > > account. I tried adding the app to my Google Apps account (since the
> > > Dashboard has an "Add more services" link that allows the adding of AE
> > > apps), but that didn't help at all.
> >
> > > Now, I can easily create a new AE app and set it to be used on my Apps
> > > domain instead of being universal. But that means I'm the only one who
> > > can ever use the app, right? Is there any way to allow multiple Apps
> > > domains to access the same AE app? I assumed that was Google's purpose
> > > in including the "Add more services" option in Google Apps, but maybe
> > > I'm missing something.
> >
> > > Thanks for any insight.
> >
>

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