openid

simple OpenID consumer implementation

description

• associate:

  Consumer --request--> OpenID Server

• checkid_setup:

  Consumer --redirect--> User Agent --request--> OpenID Server

• id_res:

  OpenID Server --redirect--> User Agent --request--> Consuer

usage example:

realm := "https://localhost"
opEndpoint := "https://openidprovider.com/openid"
callbackPrefix = "/openid/verify"
o = openid.New(realm)

redirect to OpenID Server login url:

func loginHandler(w http.ResponseWriter, r *http.Request){
	url, err := o.CheckIDSetup(opEndpoint, callbackPrefix)
	// ...
	http.Redirect(w, r, url, http.StatusFound)
	// ...
}

verify OpenID Server redirect back:

func VerifyHander(w http.ResponseWriter, r *http.Request){
	// ...
	user, err := o.IDRes(r)
	// ...
}