Milo: Add a login url

milo/appengine/settings/themes.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package settings
 
 import (
         "fmt"
         "io"
         "net/http"
@@ skipping 137 matching lines @@
         panic(fmt.Errorf("Error: Could not load template %s from theme %s", name, theme))
 }
 
 // Base returns the basic luci appengine middlewares.
 func Base() router.MiddlewareChain {
         methods := auth.Authenticator{
                 &server.OAuth2Method{Scopes: []string{server.EmailScope}},
                 server.CookieAuth,
                 &server.InboundAppIDAuthMethod{},
         }
-        m := gaemiddleware.BaseProd().Extend(auth.Use(methods))
+        m := gaemiddleware.BaseProd().Extend(auth.Use(methods), auth.Authenticate)
         for _, nb := range GetTemplateBundles() {
                 m = m.Extend(withNamedBundle(nb))
         }
         return m
 }
 
 // Wrap adapts a ThemedHandler into a router.Handler. Of note, the
 // Render functions' interface into rendering is purely through a single
 // templates.Args value which gets rendered here, while the http.ResponseWriter
 // is stripped out.
@@ skipping 15 matching lines @@
                                 http.Error(c.Writer, err.Error(), http.StatusInternalServerError)
                         }
                         return
                 }
 
                 // Render the stuff.
                 name := fmt.Sprintf("pages/%s", template)
                 themedMustRender(c.Context, c.Writer, theme.Name, name, *args)
         }
 }