From 587f07543fcf604da58903b22a7448e631d797ea Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 4 May 2017 15:07:27 +0100 Subject: Revert "Prefill state caches" --- synapse/storage/_base.py | 8 ++++---- synapse/storage/events.py | 16 +++++----------- synapse/storage/state.py | 12 ------------ 3 files changed, 9 insertions(+), 27 deletions(-) (limited to 'synapse') diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 58b73af7d2..c659004e8d 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -60,12 +60,12 @@ class LoggingTransaction(object): object.__setattr__(self, "database_engine", database_engine) object.__setattr__(self, "after_callbacks", after_callbacks) - def call_after(self, callback, *args, **kwargs): + def call_after(self, callback, *args): """Call the given callback on the main twisted thread after the transaction has finished. Used to invalidate the caches on the correct thread. """ - self.after_callbacks.append((callback, args, kwargs)) + self.after_callbacks.append((callback, args)) def __getattr__(self, name): return getattr(self.txn, name) @@ -319,8 +319,8 @@ class SQLBaseStore(object): inner_func, *args, **kwargs ) finally: - for after_callback, after_args, after_kwargs in after_callbacks: - after_callback(*after_args, **after_kwargs) + for after_callback, after_args in after_callbacks: + after_callback(*after_args) defer.returnValue(result) @defer.inlineCallbacks diff --git a/synapse/storage/events.py b/synapse/storage/events.py index d946024c9b..98707d40ee 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -374,12 +374,6 @@ class EventsStore(SQLBaseStore): new_forward_extremeties=new_forward_extremeties, ) persist_event_counter.inc_by(len(chunk)) - - for room_id, (_, _, new_state) in current_state_for_room.iteritems(): - self.get_current_state_ids.prefill( - (room_id, ), new_state - ) - for event, context in chunk: if context.app_service: origin_type = "local" @@ -441,10 +435,10 @@ class EventsStore(SQLBaseStore): Assumes that we are only persisting events for one room at a time. Returns: - 3-tuple (to_delete, to_insert, new_state) where both are state dicts, - i.e. (type, state_key) -> event_id. `to_delete` are the entries to + 2-tuple (to_delete, to_insert) where both are state dicts, i.e. + (type, state_key) -> event_id. `to_delete` are the entries to first be deleted from current_state_events, `to_insert` are entries - to insert. `new_state` is the full set of state. + to insert. May return None if there are no changes to be applied. """ # Now we need to work out the different state sets for @@ -551,7 +545,7 @@ class EventsStore(SQLBaseStore): if ev_id in events_to_insert } - defer.returnValue((to_delete, to_insert, current_state)) + defer.returnValue((to_delete, to_insert)) @defer.inlineCallbacks def get_event(self, event_id, check_redacted=True, @@ -704,7 +698,7 @@ class EventsStore(SQLBaseStore): def _update_current_state_txn(self, txn, state_delta_by_room): for room_id, current_state_tuple in state_delta_by_room.iteritems(): - to_delete, to_insert, _ = current_state_tuple + to_delete, to_insert = current_state_tuple txn.executemany( "DELETE FROM current_state_events WHERE event_id = ?", [(ev_id,) for ev_id in to_delete.itervalues()], diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 03981f5d2b..a16afa8df5 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -227,18 +227,6 @@ class StateStore(SQLBaseStore): ], ) - # Prefill the state group cache with this group. - # It's fine to use the sequence like this as the state group map - # is immutable. (If the map wasn't immutable then this prefill could - # race with another update) - txn.call_after( - self._state_group_cache.update, - self._state_group_cache.sequence, - key=context.state_group, - value=context.current_state_ids, - full=True, - ) - self._simple_insert_many_txn( txn, table="event_to_state_groups", -- cgit 1.4.1