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make FederationHandler._prep_event async

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This commit is contained in:
Richard van der Hoff 2020-02-03 15:49:32 +00:00
parent 1cdc253e0a
commit 8033b257a7
1 changed files with 10 additions and 23 deletions
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33
synapse/handlers/federation.py
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@ -1966,54 +1966,41 @@ class FederationHandler(BaseHandler):
yield self.persist_events_and_notify([(event, new_event_context)])
@defer.inlineCallbacks
def _prep_event(
async def _prep_event(
self,
origin: str,
event: EventBase,
state: Optional[Iterable[EventBase]],
auth_events: Optional[StateMap[EventBase]],
backfilled: bool,
):
"""
Args:
origin:
event:
state:
auth_events:
backfilled:
Returns:
Deferred, which resolves to synapse.events.snapshot.EventContext
"""
context = yield self.state_handler.compute_event_context(event, old_state=state)
) -> EventContext:
context = await self.state_handler.compute_event_context(event, old_state=state)
if not auth_events:
prev_state_ids = yield context.get_prev_state_ids()
auth_events_ids = yield self.auth.compute_auth_events(
prev_state_ids = await context.get_prev_state_ids()
auth_events_ids = await self.auth.compute_auth_events(
event, prev_state_ids, for_verification=True
)
auth_events = yield self.store.get_events(auth_events_ids)
auth_events = await self.store.get_events(auth_events_ids)
auth_events = {(e.type, e.state_key): e for e in auth_events.values()}
# This is a hack to fix some old rooms where the initial join event
# didn't reference the create event in its auth events.
if event.type == EventTypes.Member and not event.auth_event_ids():
if len(event.prev_event_ids()) == 1 and event.depth < 5:
c = yield self.store.get_event(
c = await self.store.get_event(
event.prev_event_ids()[0], allow_none=True
)
if c and c.type == EventTypes.Create:
auth_events[(c.type, c.state_key)] = c
context = yield self.do_auth(origin, event, context, auth_events=auth_events)
context = await self.do_auth(origin, event, context, auth_events=auth_events)
if not context.rejected:
yield self._check_for_soft_fail(event, state, backfilled)
await self._check_for_soft_fail(event, state, backfilled)
if event.type == EventTypes.GuestAccess and not context.rejected:
yield self.maybe_kick_guest_users(event)
await self.maybe_kick_guest_users(event)
return context