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Fix get federation status of destination if no error occured (#11593)

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Dirk Klimpel 2022-01-05 20:46:50 +01:00 committed by GitHub
parent d8f94eeec2
commit 3b51c763ba
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4 changed files with 88 additions and 25 deletions
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1
changelog.d/11593.bugfix Normal file
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@ -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.

26
synapse/rest/admin/federation.py
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@ -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

11
synapse/storage/databases/main/transactions.py
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@ -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)

75
tests/rest/admin/test_federation.py
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@ -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