Add key and onion getters

     yield
 
 
+def get_key():
+    """Return site's keyring."""
+    return None
+
+
+def get_onion():
+    """Return site's onion."""
+    try:
+        with open("/home/admin/app/run/onion") as fp:
+            return fp.read().strip()
+    except FileNotFoundError:
+        pass
+
+
 @app.control("")
 class System:
     """The system that runs your website."""

     def get(self):
         """"""
         try:
-            with open("/home/admin/app/run/onion") as fp:
-                onion = fp.read().strip()
+            onion = get_onion()
         except FileNotFoundError:
             onion = None
         try: