Do not attempt to parse empty file

trans/admin_views.py

@@ -250,13 +250,16 @@ def ssh(request):
     # Read key data if it exists
     if os.path.exists(RSA_KEY_FILE):
         key_data = file(RSA_KEY_FILE).read()
-        key_type, key_fingerprint, key_id = key_data.strip().split(None, 2)
-        key = {
-            'key': key_data,
-            'type': key_type,
-            'fingerprint': key_fingerprint,
-            'id': key_id,
-        }
+        if len(key_data) > 0:
+            key_type, key_fingerprint, key_id = key_data.strip().split(None, 2)
+            key = {
+                'key': key_data,
+                'type': key_type,
+                'fingerprint': key_fingerprint,
+                'id': key_id,
+            }
+        else:
+            key = None
     else:
         key = None