Manually Invoke Shibboleth SP

[Peter Schober]

* Alex Olson <ako at byu.edu> [2015-03-03 21:43]:
> We could do:
> 
> User clicks button -> sp redirects to idp

Sure!

https://wiki.shibboleth.net/confluence/display/SHIB2/NativeSPSessionInitiator#NativeSPSessionInitiator-CommonAttributes

I.e., https://foo.example.org/Shibboleth.sso/Login

> Furthermore, is it possible to tell the SP via a URL parameter or otherwise which IDP to send the AuthNRequest to?

Sure, https://foo.example.org/Shibboleth.sso/Login?entityID=urlencodedentityid

> Hope Im making sense.

Totally.

You'll also want to specify the target parameter where the subject
should end up on your site after a session has been established.
Unless you're fine with the default, which usually is /

-peter