Convert an unknown session into a SynapseError.

matrix-org · Apr 17, 2020 · 6fa823c · 6fa823c
1 parent b2eaa4b
commit 6fa823c
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py
@@ -609,7 +609,10 @@ def _get_session_info(self, session_id: str) -> dict:
         The session can be used to track data across multiple requests, e.g. for
         interactive authentication.
         """
-        return self.sessions[session_id]
+        try:
+            return self.sessions[session_id]
+        except KeyError:
+            raise SynapseError(400, "Unknown session ID: %s" % session_id)
 
     async def get_access_token_for_user_id(
         self, user_id: str, device_id: Optional[str], valid_until_ms: Optional[int]