From 3b51c763ba5601e155e3e27a46cddf0370da83eb Mon Sep 17 00:00:00 2001 From: Dirk Klimpel <5740567+dklimpel@users.noreply.github.com> Date: Wed, 5 Jan 2022 20:46:50 +0100 Subject: [PATCH] Fix get federation status of destination if no error occured (#11593) --- changelog.d/11593.bugfix | 1 + synapse/rest/admin/federation.py | 26 +++++-- .../storage/databases/main/transactions.py | 11 +++ tests/rest/admin/test_federation.py | 75 ++++++++++++++----- 4 files changed, 88 insertions(+), 25 deletions(-) create mode 100644 changelog.d/11593.bugfix diff --git a/changelog.d/11593.bugfix b/changelog.d/11593.bugfix new file mode 100644 index 000000000..963fd0e58 --- /dev/null +++ b/changelog.d/11593.bugfix @@ -0,0 +1 @@ +Fix an error in to get federation status of a destination server even if no error has occurred. This admin API was new introduced in Synapse 1.49.0. diff --git a/synapse/rest/admin/federation.py b/synapse/rest/admin/federation.py index 50d88c910..8cd3fa189 100644 --- a/synapse/rest/admin/federation.py +++ b/synapse/rest/admin/federation.py @@ -111,25 +111,37 @@ class DestinationsRestServlet(RestServlet): ) -> Tuple[int, JsonDict]: await assert_requester_is_admin(self._auth, request) + if not await self._store.is_destination_known(destination): + raise NotFoundError("Unknown destination") + destination_retry_timings = await self._store.get_destination_retry_timings( destination ) - if not destination_retry_timings: - raise NotFoundError("Unknown destination") - last_successful_stream_ordering = ( await self._store.get_destination_last_successful_stream_ordering( destination ) ) - response = { + response: JsonDict = { "destination": destination, - "failure_ts": destination_retry_timings.failure_ts, - "retry_last_ts": destination_retry_timings.retry_last_ts, - "retry_interval": destination_retry_timings.retry_interval, "last_successful_stream_ordering": last_successful_stream_ordering, } + if destination_retry_timings: + response = { + **response, + "failure_ts": destination_retry_timings.failure_ts, + "retry_last_ts": destination_retry_timings.retry_last_ts, + "retry_interval": destination_retry_timings.retry_interval, + } + else: + response = { + **response, + "failure_ts": None, + "retry_last_ts": 0, + "retry_interval": 0, + } + return HTTPStatus.OK, response diff --git a/synapse/storage/databases/main/transactions.py b/synapse/storage/databases/main/transactions.py index 6c299cafa..4b78b4d09 100644 --- a/synapse/storage/databases/main/transactions.py +++ b/synapse/storage/databases/main/transactions.py @@ -560,3 +560,14 @@ class TransactionWorkerStore(CacheInvalidationWorkerStore): return await self.db_pool.runInteraction( "get_destinations_paginate_txn", get_destinations_paginate_txn ) + + async def is_destination_known(self, destination: str) -> bool: + """Check if a destination is known to the server.""" + result = await self.db_pool.simple_select_one_onecol( + table="destinations", + keyvalues={"destination": destination}, + retcol="1", + allow_none=True, + desc="is_destination_known", + ) + return bool(result) diff --git a/tests/rest/admin/test_federation.py b/tests/rest/admin/test_federation.py index 742f19425..b70350b6f 100644 --- a/tests/rest/admin/test_federation.py +++ b/tests/rest/admin/test_federation.py @@ -314,15 +314,12 @@ class FederationTestCase(unittest.HomeserverTestCase): retry_interval, last_successful_stream_ordering, ) in dest: - self.get_success( - self.store.set_destination_retry_timings( - destination, failure_ts, retry_last_ts, retry_interval - ) - ) - self.get_success( - self.store.set_destination_last_successful_stream_ordering( - destination, last_successful_stream_ordering - ) + self._create_destination( + destination, + failure_ts, + retry_last_ts, + retry_interval, + last_successful_stream_ordering, ) # order by default (destination) @@ -413,11 +410,9 @@ class FederationTestCase(unittest.HomeserverTestCase): _search_test(None, "foo") _search_test(None, "bar") - def test_get_single_destination(self) -> None: - """ - Get one specific destinations. - """ - self._create_destinations(5) + def test_get_single_destination_with_retry_timings(self) -> None: + """Get one specific destination which has retry timings.""" + self._create_destinations(1) channel = self.make_request( "GET", @@ -432,6 +427,53 @@ class FederationTestCase(unittest.HomeserverTestCase): # convert channel.json_body into a List self._check_fields([channel.json_body]) + def test_get_single_destination_no_retry_timings(self) -> None: + """Get one specific destination which has no retry timings.""" + self._create_destination("sub0.example.com") + + channel = self.make_request( + "GET", + self.url + "/sub0.example.com", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual("sub0.example.com", channel.json_body["destination"]) + self.assertEqual(0, channel.json_body["retry_last_ts"]) + self.assertEqual(0, channel.json_body["retry_interval"]) + self.assertIsNone(channel.json_body["failure_ts"]) + self.assertIsNone(channel.json_body["last_successful_stream_ordering"]) + + def _create_destination( + self, + destination: str, + failure_ts: Optional[int] = None, + retry_last_ts: int = 0, + retry_interval: int = 0, + last_successful_stream_ordering: Optional[int] = None, + ) -> None: + """Create one specific destination + + Args: + destination: the destination we have successfully sent to + failure_ts: when the server started failing (ms since epoch) + retry_last_ts: time of last retry attempt in unix epoch ms + retry_interval: how long until next retry in ms + last_successful_stream_ordering: the stream_ordering of the most + recent successfully-sent PDU + """ + self.get_success( + self.store.set_destination_retry_timings( + destination, failure_ts, retry_last_ts, retry_interval + ) + ) + if last_successful_stream_ordering is not None: + self.get_success( + self.store.set_destination_last_successful_stream_ordering( + destination, last_successful_stream_ordering + ) + ) + def _create_destinations(self, number_destinations: int) -> None: """Create a number of destinations @@ -440,10 +482,7 @@ class FederationTestCase(unittest.HomeserverTestCase): """ for i in range(0, number_destinations): dest = f"sub{i}.example.com" - self.get_success(self.store.set_destination_retry_timings(dest, 50, 50, 50)) - self.get_success( - self.store.set_destination_last_successful_stream_ordering(dest, 100) - ) + self._create_destination(dest, 50, 50, 50, 100) def _check_fields(self, content: List[JsonDict]) -> None: """Checks that the expected destination attributes are present in content