Please see http://stackoverflow.com/questions/16288236/access-userservice-from-google-cloud-endpoint
Create a simple endpoints app and provide login with Google Acccounts After the user logged in, then go to a page that use Javascript gapi to make a authenticated endpoint call. The User object on the server-side is null. On Wed, Jun 8, 2016 at 9:57 PM, 'Nick (Cloud Platform Support)' via Google App Engine <google-appengine@googlegroups.com> wrote: > Hey Rajesh, > > Could you link some of those questions you've seen this on? I'm not sure > I'm aware of any such limitation, and as far as I know, it's easiest to > authenticate with Google Accounts, as opposed to other services, where > you'd have to write (still not very complex) a bit of code for custom > authentication. > > Also, feel free to share the code you've got right now, in the client and > the endpoint, and maybe I can provide some recommendations. > > Cheers, > > Nick > Cloud Platform Community Support > > On Wednesday, June 8, 2016 at 9:39:27 AM UTC-4, Rajesh Gupta wrote: >> >> I have seen some posts on the Stack Overflow that, Endpoints will not >> work with Google Accounts Authentication. I have also tried and it does not >> work. >> This means, if you are using UserServiceFactory for authentication, and >> then make endpoints call through a javascript client , then a User object >> in the server-side is null. You cannot recreate a valid User object. >> >> >> >> On Fri, Jun 3, 2016 at 4:02 AM, 'Nick (Cloud Platform Support)' via >> Google App Engine <google-appengine@googlegroups.com> wrote: >> >>> Hey Raunak, >>> >>> The documentation on cloud.google.com is the best place to go, and >>> Firebase is definitely not necessary. If you want to work with the default >>> authentication options you can read the sections under "Calling Cloud >>> Endpoints from Clients >>> <https://cloud.google.com/appengine/docs/java/endpoints/calling-from-android>" >>> (linking "Calling Endpoints from an Android App" but there's also iOS >>> <https://cloud.google.com/appengine/docs/java/endpoints/calling-from-ios> >>> and JavaScript >>> <https://cloud.google.com/appengine/docs/java/endpoints/calling-from-javascript> >>> client documentation). If you want to authenticate users through any other >>> system on your client-side, you can pass their auth info along with the >>> request and use a Custom Authenticator (see these two Stack Overflow >>> questions: [1] >>> <http://stackoverflow.com/questions/25365858/google-cloud-endpoints-and-users-authentication/25390994> >>> , [2] >>> <http://stackoverflow.com/questions/28445840/how-can-i-pass-custom-information-from-an-app-engine-authenticator-to-the-endpoi/33656908#33656908>) >>> to rebuild a User object on the server-side. >>> >>> I hope these documentation and links are helpful. Feel free to return to >>> ask any questions you still have after reading! >>> >>> Cheers, >>> >>> Nick >>> Cloud Platform Community Support >>> >>> On Thursday, June 2, 2016 at 8:52:55 AM UTC-4, Raunak Gupta wrote: >>>> >>>> I'm new to App Engine and Google's offering for developers. Creating >>>> endpoints so far have been fairly straight forward. Having said that, I'm >>>> kind of lost how to authenticate users (using username/password), and >>>> passing those details in Endpoints. Googling yields multiple results >>>> suggesting I should use Google Identity Toolkit, and upon opening Toolkit >>>> docs, it suggests I should use Firebase. Half of the times the docs aren't >>>> inline with the development console which is only adding to the confusion. >>>> Anyone experienced here can point me to recent JAVA based tutorial would be >>>> greatly appreciated. >>>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Google App Engine" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to google-appengine+unsubscr...@googlegroups.com. >>> To post to this group, send email to google-appengine@googlegroups.com. >>> Visit this group at https://groups.google.com/group/google-appengine. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/google-appengine/2014672a-d1ff-4b2d-a3e4-fc1b01852718%40googlegroups.com >>> <https://groups.google.com/d/msgid/google-appengine/2014672a-d1ff-4b2d-a3e4-fc1b01852718%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> Regards, >> Rajesh >> *www.VeersoftSolutions.com <http://www.VeersoftSolutions.com>* >> *www.GainERP.com <https://www.gainerp.com>* >> *Accounting/Inventory/Orders on Google Cloud Platform and Mobile* >> >> -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to google-appengine+unsubscr...@googlegroups.com. > To post to this group, send email to google-appengine@googlegroups.com. > Visit this group at https://groups.google.com/group/google-appengine. > To view this discussion on the web visit > https://groups.google.com/d/msgid/google-appengine/64ff7544-5549-4e82-801f-5225636f5a94%40googlegroups.com > <https://groups.google.com/d/msgid/google-appengine/64ff7544-5549-4e82-801f-5225636f5a94%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- Regards, Rajesh *www.VeersoftSolutions.com <http://www.VeersoftSolutions.com>* *www.GainERP.com <https://www.gainerp.com>* *Accounting/Inventory/Orders on Google Cloud Platform and Mobile* -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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