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authorBrendan Abolivier <babolivier@matrix.org>2020-07-30 19:00:29 +0100
committerBrendan Abolivier <babolivier@matrix.org>2020-07-30 19:00:29 +0100
commit69158e554f30ac8b6b646a62fa496a2c0005dea6 (patch)
tree42fdb177abede9c0128906d4e6661cde0ee9cd6c /synapse/storage/persist_events.py
parentChangelog (diff)
parentUpdate workers docs (#7990) (diff)
downloadsynapse-69158e554f30ac8b6b646a62fa496a2c0005dea6.tar.xz
Merge branch 'develop' of github.com:matrix-org/synapse into babolivier/new_push_rules
Diffstat (limited to 'synapse/storage/persist_events.py')
-rw-r--r--synapse/storage/persist_events.py45
1 files changed, 22 insertions, 23 deletions
diff --git a/synapse/storage/persist_events.py b/synapse/storage/persist_events.py
index fa46041676..4a164834d9 100644
--- a/synapse/storage/persist_events.py
+++ b/synapse/storage/persist_events.py
@@ -25,11 +25,10 @@ from prometheus_client import Counter, Histogram
 from twisted.internet import defer
 
 from synapse.api.constants import EventTypes, Membership
-from synapse.events import FrozenEvent
+from synapse.events import EventBase
 from synapse.events.snapshot import EventContext
 from synapse.logging.context import PreserveLoggingContext, make_deferred_yieldable
 from synapse.metrics.background_process_metrics import run_as_background_process
-from synapse.state import StateResolutionStore
 from synapse.storage.data_stores import DataStores
 from synapse.storage.data_stores.main.events import DeltaState
 from synapse.types import StateMap
@@ -193,12 +192,11 @@ class EventsPersistenceStorage(object):
         self._event_persist_queue = _EventPeristenceQueue()
         self._state_resolution_handler = hs.get_state_resolution_handler()
 
-    @defer.inlineCallbacks
-    def persist_events(
+    async def persist_events(
         self,
-        events_and_contexts: List[Tuple[FrozenEvent, EventContext]],
+        events_and_contexts: List[Tuple[EventBase, EventContext]],
         backfilled: bool = False,
-    ):
+    ) -> int:
         """
         Write events to the database
         Args:
@@ -208,7 +206,7 @@ class EventsPersistenceStorage(object):
                 which might update the current state etc.
 
         Returns:
-            Deferred[int]: the stream ordering of the latest persisted event
+            the stream ordering of the latest persisted event
         """
         partitioned = {}
         for event, ctx in events_and_contexts:
@@ -224,22 +222,19 @@ class EventsPersistenceStorage(object):
         for room_id in partitioned:
             self._maybe_start_persisting(room_id)
 
-        yield make_deferred_yieldable(
+        await make_deferred_yieldable(
             defer.gatherResults(deferreds, consumeErrors=True)
         )
 
-        max_persisted_id = yield self.main_store.get_current_events_token()
-
-        return max_persisted_id
+        return self.main_store.get_current_events_token()
 
-    @defer.inlineCallbacks
-    def persist_event(
-        self, event: FrozenEvent, context: EventContext, backfilled: bool = False
-    ):
+    async def persist_event(
+        self, event: EventBase, context: EventContext, backfilled: bool = False
+    ) -> Tuple[int, int]:
         """
         Returns:
-            Deferred[Tuple[int, int]]: the stream ordering of ``event``,
-            and the stream ordering of the latest persisted event
+            The stream ordering of `event`, and the stream ordering of the
+            latest persisted event
         """
         deferred = self._event_persist_queue.add_to_queue(
             event.room_id, [(event, context)], backfilled=backfilled
@@ -247,9 +242,9 @@ class EventsPersistenceStorage(object):
 
         self._maybe_start_persisting(event.room_id)
 
-        yield make_deferred_yieldable(deferred)
+        await make_deferred_yieldable(deferred)
 
-        max_persisted_id = yield self.main_store.get_current_events_token()
+        max_persisted_id = self.main_store.get_current_events_token()
         return (event.internal_metadata.stream_ordering, max_persisted_id)
 
     def _maybe_start_persisting(self, room_id: str):
@@ -263,7 +258,7 @@ class EventsPersistenceStorage(object):
 
     async def _persist_events(
         self,
-        events_and_contexts: List[Tuple[FrozenEvent, EventContext]],
+        events_and_contexts: List[Tuple[EventBase, EventContext]],
         backfilled: bool = False,
     ):
         """Calculates the change to current state and forward extremities, and
@@ -440,7 +435,7 @@ class EventsPersistenceStorage(object):
     async def _calculate_new_extremities(
         self,
         room_id: str,
-        event_contexts: List[Tuple[FrozenEvent, EventContext]],
+        event_contexts: List[Tuple[EventBase, EventContext]],
         latest_event_ids: List[str],
     ):
         """Calculates the new forward extremities for a room given events to
@@ -498,7 +493,7 @@ class EventsPersistenceStorage(object):
     async def _get_new_state_after_events(
         self,
         room_id: str,
-        events_context: List[Tuple[FrozenEvent, EventContext]],
+        events_context: List[Tuple[EventBase, EventContext]],
         old_latest_event_ids: Iterable[str],
         new_latest_event_ids: Iterable[str],
     ) -> Tuple[Optional[StateMap[str]], Optional[StateMap[str]]]:
@@ -648,6 +643,10 @@ class EventsPersistenceStorage(object):
             room_version = await self.main_store.get_room_version_id(room_id)
 
         logger.debug("calling resolve_state_groups from preserve_events")
+
+        # Avoid a circular import.
+        from synapse.state import StateResolutionStore
+
         res = await self._state_resolution_handler.resolve_state_groups(
             room_id,
             room_version,
@@ -680,7 +679,7 @@ class EventsPersistenceStorage(object):
     async def _is_server_still_joined(
         self,
         room_id: str,
-        ev_ctx_rm: List[Tuple[FrozenEvent, EventContext]],
+        ev_ctx_rm: List[Tuple[EventBase, EventContext]],
         delta: DeltaState,
         current_state: Optional[StateMap[str]],
         potentially_left_users: Set[str],