Correctly handle receiving 'missing' Pdus from federation, rather than just discarding them.

This commit is contained in:
Erik Johnston 2014-09-15 16:40:44 +01:00
parent e639a3516d
commit 59516a8bb1
3 changed files with 18 additions and 13 deletions

View File

@ -100,17 +100,11 @@ class FederationHandler(BaseHandler):
is_new_state = yield self.state_handler.handle_new_state(
pdu
)
if not is_new_state:
return
else:
is_new_state = False
# TODO: Implement something in federation that allows us to
# respond to PDU.
if hasattr(event, "state_key") and not is_new_state:
logger.debug("Ignoring old state: %s", event.event_id)
return
target_is_mine = False
if hasattr(event, "target_host"):
target_is_mine = event.target_host == self.hs.hostname
@ -141,7 +135,11 @@ class FederationHandler(BaseHandler):
else:
with (yield self.room_lock.lock(event.room_id)):
yield self.store.persist_event(event, backfilled)
yield self.store.persist_event(
event,
backfilled,
is_new_state=is_new_state
)
room = yield self.store.get_room(event.room_id)

View File

@ -68,7 +68,8 @@ class DataStore(RoomMemberStore, RoomStore,
@defer.inlineCallbacks
@log_function
def persist_event(self, event=None, backfilled=False, pdu=None):
def persist_event(self, event=None, backfilled=False, pdu=None,
is_new_state=True):
stream_ordering = None
if backfilled:
if not self.min_token_deferred.called:
@ -83,6 +84,7 @@ class DataStore(RoomMemberStore, RoomStore,
event=event,
backfilled=backfilled,
stream_ordering=stream_ordering,
is_new_state=is_new_state,
)
except _RollbackButIsFineException as e:
pass
@ -109,12 +111,14 @@ class DataStore(RoomMemberStore, RoomStore,
defer.returnValue(event)
def _persist_pdu_event_txn(self, txn, pdu=None, event=None,
backfilled=False, stream_ordering=None):
backfilled=False, stream_ordering=None,
is_new_state=True):
if pdu is not None:
self._persist_event_pdu_txn(txn, pdu)
if event is not None:
return self._persist_event_txn(
txn, event, backfilled, stream_ordering
txn, event, backfilled, stream_ordering,
is_new_state=is_new_state,
)
def _persist_event_pdu_txn(self, txn, pdu):
@ -141,7 +145,8 @@ class DataStore(RoomMemberStore, RoomStore,
self._update_min_depth_for_context_txn(txn, pdu.context, pdu.depth)
@log_function
def _persist_event_txn(self, txn, event, backfilled, stream_ordering=None):
def _persist_event_txn(self, txn, event, backfilled, stream_ordering=None,
is_new_state=True):
if event.type == RoomMemberEvent.TYPE:
self._store_room_member_txn(txn, event)
elif event.type == FeedbackEvent.TYPE:
@ -195,7 +200,7 @@ class DataStore(RoomMemberStore, RoomStore,
)
raise _RollbackButIsFineException("_persist_event")
if not backfilled and hasattr(event, "state_key"):
if is_new_state and hasattr(event, "state_key"):
vals = {
"event_id": event.event_id,
"room_id": event.room_id,

View File

@ -74,7 +74,9 @@ class FederationTestCase(unittest.TestCase):
yield self.handlers.federation_handler.on_receive_pdu(pdu, False)
self.datastore.persist_event.assert_called_once_with(ANY, False)
self.datastore.persist_event.assert_called_once_with(
ANY, False, is_new_state=False
)
self.notifier.on_new_room_event.assert_called_once_with(ANY)
@defer.inlineCallbacks