Merge pull request #9 from fmichellonet/features/throws_to_abort_http

- Rude http request abort.
- Better exception message

Author: fmichellonet

src/AzureFunctions.Extensions.OpenIDConnect/AuthorizeFilter.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Authorization;
+using System;
+using Microsoft.AspNetCore.Authorization;
 
 namespace AzureFunctions.Extensions.OpenIDConnect
 {
@@ -64,12 +65,14 @@ private async Task Unauthorized(HttpContext httpContext, CancellationToken cance
         {
             httpContext.Response.StatusCode = (int)HttpStatusCode.Unauthorized;
             await httpContext.Response.WriteAsync(string.Empty, cancellationToken);
+            throw new UnauthorizedAccessException();
         }
 
         private async Task Forbidden(HttpContext httpContext, AuthorizationFailure failure, CancellationToken cancellationToken)
         {
             httpContext.Response.StatusCode = (int)HttpStatusCode.Forbidden;
             await httpContext.Response.WriteAsync(failure.FailedRequirements.ToString(), cancellationToken);
+            throw new UnauthorizedAccessException();
         }
     }
 }

src/AzureFunctions.Extensions.OpenIDConnect/Configuration/ServicesConfigurationExtensions.cs

@@ -32,7 +32,7 @@ public static void AddOpenIDConnect(this IServiceCollection services, Action<Con
 
             if (!builder.IsValid)
             {
-                throw new ArgumentException("Be sure to configure Token Validation and Configuration Manager");
+                throw new ArgumentException("Be sure to configure Token Validation and Configuration Manager (for example issuer url)");
             }
 
             // These are created as a singletons, so that only one instance of each