config_service: Add authentication to the UI.

appengine/config_service/handlers.py

Index: appengine/config_service/handlers.py
diff --git a/appengine/config_service/handlers.py b/appengine/config_service/handlers.py
index 3a6e135477939404fbabc8a086c5f0171803e6e0..7cc6d7048c085715acfea3cbab7d999aa1f67e26 100644
--- a/appengine/config_service/handlers.py
+++ b/appengine/config_service/handlers.py
@@ -8,10 +8,12 @@ import webapp2
 
 from components import decorators
 from components.config.proto import service_config_pb2
+from google.appengine.ext.webapp import template
 
 import common
 import gitiles_import
 import notifications
+import os
 import storage
 
 
@@ -28,6 +30,17 @@ class MainPageHandler(webapp2.RequestHandler):
   def get(self):
     self.redirect('_ah/api/explorer')
 
+class UIHandler(webapp2.RequestHandler):
+  """ Serves the UI with the proper client ID. """
+
+  def get(self):
+    template_values = {
+      'client_id':
+          '247108661754-svmo17vmk1j5hlt388gb45qblgvg2h98.apps.googleusercontent.com'

[Sergey Berezin, 2017/06/29 23:52:53]

nit: let's add a TODO to make this configurable.

[cwpayton, 2017/06/30 00:12:48]

Done.

+    }
+    path = os.path.join(os.path.dirname(__file__), 'ui/static/index.html')
+    self.response.out.write(template.render(path, template_values))
+
 
 class SchemasHandler(webapp2.RequestHandler):
   """Redirects to a known schema definition."""
@@ -51,6 +64,7 @@ class SchemasHandler(webapp2.RequestHandler):
 def get_frontend_routes():  # pragma: no cover
   return [
     webapp2.Route(r'/', MainPageHandler),
+    webapp2.Route(r'/newui', UIHandler),
     webapp2.Route(r'/schemas/<name:.+>', SchemasHandler),
     webapp2.Route(r'/_ah/bounce', notifications.BounceHandler),
   ]