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-rw-r--r--synapse/handlers/room.py37
1 files changed, 22 insertions, 15 deletions
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index a26ec02284..b1784638f4 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -51,6 +51,7 @@ from synapse.api.filtering import Filter
 from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, RoomVersion
 from synapse.event_auth import validate_event_for_room_version
 from synapse.events import EventBase
+from synapse.events.snapshot import UnpersistedEventContext
 from synapse.events.utils import copy_and_fixup_power_levels_contents
 from synapse.handlers.relations import BundledAggregations
 from synapse.module_api import NOT_SPAM
@@ -211,7 +212,7 @@ class RoomCreationHandler:
                 # the required power level to send the tombstone event.
                 (
                     tombstone_event,
-                    tombstone_context,
+                    tombstone_unpersisted_context,
                 ) = await self.event_creation_handler.create_event(
                     requester,
                     {
@@ -225,6 +226,9 @@ class RoomCreationHandler:
                         },
                     },
                 )
+                tombstone_context = await tombstone_unpersisted_context.persist(
+                    tombstone_event
+                )
                 validate_event_for_room_version(tombstone_event)
                 await self._event_auth_handler.check_auth_rules_from_context(
                     tombstone_event
@@ -1092,7 +1096,7 @@ class RoomCreationHandler:
             content: JsonDict,
             for_batch: bool,
             **kwargs: Any,
-        ) -> Tuple[EventBase, synapse.events.snapshot.EventContext]:
+        ) -> Tuple[EventBase, synapse.events.snapshot.UnpersistedEventContextBase]:
             """
             Creates an event and associated event context.
             Args:
@@ -1111,20 +1115,23 @@ class RoomCreationHandler:
 
             event_dict = create_event_dict(etype, content, **kwargs)
 
-            new_event, new_context = await self.event_creation_handler.create_event(
+            (
+                new_event,
+                new_unpersisted_context,
+            ) = await self.event_creation_handler.create_event(
                 creator,
                 event_dict,
                 prev_event_ids=prev_event,
                 depth=depth,
                 state_map=state_map,
                 for_batch=for_batch,
-                current_state_group=current_state_group,
             )
+
             depth += 1
             prev_event = [new_event.event_id]
             state_map[(new_event.type, new_event.state_key)] = new_event.event_id
 
-            return new_event, new_context
+            return new_event, new_unpersisted_context
 
         try:
             config = self._presets_dict[preset_config]
@@ -1134,10 +1141,10 @@ class RoomCreationHandler:
             )
 
         creation_content.update({"creator": creator_id})
-        creation_event, creation_context = await create_event(
+        creation_event, unpersisted_creation_context = await create_event(
             EventTypes.Create, creation_content, False
         )
-
+        creation_context = await unpersisted_creation_context.persist(creation_event)
         logger.debug("Sending %s in new room", EventTypes.Member)
         ev = await self.event_creation_handler.handle_new_client_event(
             requester=creator,
@@ -1181,7 +1188,6 @@ class RoomCreationHandler:
             power_event, power_context = await create_event(
                 EventTypes.PowerLevels, pl_content, True
             )
-            current_state_group = power_context._state_group
             events_to_send.append((power_event, power_context))
         else:
             power_level_content: JsonDict = {
@@ -1230,14 +1236,12 @@ class RoomCreationHandler:
                 power_level_content,
                 True,
             )
-            current_state_group = pl_context._state_group
             events_to_send.append((pl_event, pl_context))
 
         if room_alias and (EventTypes.CanonicalAlias, "") not in initial_state:
             room_alias_event, room_alias_context = await create_event(
                 EventTypes.CanonicalAlias, {"alias": room_alias.to_string()}, True
             )
-            current_state_group = room_alias_context._state_group
             events_to_send.append((room_alias_event, room_alias_context))
 
         if (EventTypes.JoinRules, "") not in initial_state:
@@ -1246,7 +1250,6 @@ class RoomCreationHandler:
                 {"join_rule": config["join_rules"]},
                 True,
             )
-            current_state_group = join_rules_context._state_group
             events_to_send.append((join_rules_event, join_rules_context))
 
         if (EventTypes.RoomHistoryVisibility, "") not in initial_state:
@@ -1255,7 +1258,6 @@ class RoomCreationHandler:
                 {"history_visibility": config["history_visibility"]},
                 True,
             )
-            current_state_group = visibility_context._state_group
             events_to_send.append((visibility_event, visibility_context))
 
         if config["guest_can_join"]:
@@ -1265,14 +1267,12 @@ class RoomCreationHandler:
                     {EventContentFields.GUEST_ACCESS: GuestAccess.CAN_JOIN},
                     True,
                 )
-                current_state_group = guest_access_context._state_group
                 events_to_send.append((guest_access_event, guest_access_context))
 
         for (etype, state_key), content in initial_state.items():
             event, context = await create_event(
                 etype, content, True, state_key=state_key
             )
-            current_state_group = context._state_group
             events_to_send.append((event, context))
 
         if config["encrypted"]:
@@ -1284,9 +1284,16 @@ class RoomCreationHandler:
             )
             events_to_send.append((encryption_event, encryption_context))
 
+        datastore = self.hs.get_datastores().state
+        events_and_context = (
+            await UnpersistedEventContext.batch_persist_unpersisted_contexts(
+                events_to_send, room_id, current_state_group, datastore
+            )
+        )
+
         last_event = await self.event_creation_handler.handle_new_client_event(
             creator,
-            events_to_send,
+            events_and_context,
             ignore_shadow_ban=True,
             ratelimit=False,
         )