From 723b19748aca0de4ae0eb2d6d89844fad04f29ae Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Tue, 12 Jan 2021 11:07:01 -0500 Subject: [PATCH] Handle bad JSON data being returned from the federation API. (#9070) --- changelog.d/9070.bugfix | 1 + synapse/http/matrixfederationclient.py | 10 ++++++++++ tests/http/test_fedclient.py | 2 +- 3 files changed, 12 insertions(+), 1 deletion(-) create mode 100644 changelog.d/9070.bugfix diff --git a/changelog.d/9070.bugfix b/changelog.d/9070.bugfix new file mode 100644 index 000000000..72b8fe9f1 --- /dev/null +++ b/changelog.d/9070.bugfix @@ -0,0 +1 @@ +Fix `JSONDecodeError` spamming the logs when sending transactions to remote servers. diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py index b261e078c..b7103d654 100644 --- a/synapse/http/matrixfederationclient.py +++ b/synapse/http/matrixfederationclient.py @@ -174,6 +174,16 @@ async def _handle_json_response( d = timeout_deferred(d, timeout=timeout_sec, reactor=reactor) body = await make_deferred_yieldable(d) + except ValueError as e: + # The JSON content was invalid. + logger.warning( + "{%s} [%s] Failed to parse JSON response - %s %s", + request.txn_id, + request.destination, + request.method, + request.uri.decode("ascii"), + ) + raise RequestSendFailed(e, can_retry=False) from e except defer.TimeoutError as e: logger.warning( "{%s} [%s] Timed out reading response - %s %s", diff --git a/tests/http/test_fedclient.py b/tests/http/test_fedclient.py index 212484a7f..9c52c8fdc 100644 --- a/tests/http/test_fedclient.py +++ b/tests/http/test_fedclient.py @@ -560,4 +560,4 @@ class FederationClientTests(HomeserverTestCase): self.pump() f = self.failureResultOf(test_d) - self.assertIsInstance(f.value, ValueError) + self.assertIsInstance(f.value, RequestSendFailed)