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Don't rely on options when inserting event into cache

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This commit is contained in:
Erik Johnston 2016-06-03 18:25:21 +01:00
parent 10ea3f46ba
commit cffe46408f
1 changed files with 43 additions and 40 deletions
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83
synapse/storage/events.py
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@ -741,13 +741,12 @@ class EventsStore(SQLBaseStore):
event_id_list = event_ids event_id_list = event_ids
event_ids = set(event_ids) event_ids = set(event_ids)
event_map = self._get_events_from_cache( event_entry_map = self._get_events_from_cache(
event_ids, event_ids,
check_redacted=check_redacted,
allow_rejected=allow_rejected, allow_rejected=allow_rejected,
) )
missing_events_ids = [e for e in event_ids if e not in event_map] missing_events_ids = [e for e in event_ids if e not in event_entry_map]
if missing_events_ids: if missing_events_ids:
missing_events = yield self._enqueue_events( missing_events = yield self._enqueue_events(
@ -756,32 +755,40 @@ class EventsStore(SQLBaseStore):
allow_rejected=allow_rejected, allow_rejected=allow_rejected,
) )
event_map.update(missing_events) event_entry_map.update(missing_events)
events = [ events = []
event_map[e_id] for e_id in event_id_list for event_id in event_id_list:
if e_id in event_map and event_map[e_id] entry = event_entry_map.get(event_id, None)
] if not entry:
continue
if get_prev_content: if allow_rejected or not entry.event.rejected_reason:
for event in events: if check_redacted and entry.redacted_event:
if "replaces_state" in event.unsigned: event = entry.redacted_event
prev = yield self.get_event( else:
event.unsigned["replaces_state"], event = entry.event
get_prev_content=False,
allow_none=True, events.append(event)
)
if prev: if get_prev_content:
event.unsigned = dict(event.unsigned) if "replaces_state" in event.unsigned:
event.unsigned["prev_content"] = prev.content prev = yield self.get_event(
event.unsigned["prev_sender"] = prev.sender event.unsigned["replaces_state"],
get_prev_content=False,
allow_none=True,
)
if prev:
event.unsigned = dict(event.unsigned)
event.unsigned["prev_content"] = prev.content
event.unsigned["prev_sender"] = prev.sender
defer.returnValue(events) defer.returnValue(events)
def _invalidate_get_event_cache(self, event_id): def _invalidate_get_event_cache(self, event_id):
self._get_event_cache.invalidate((event_id,)) self._get_event_cache.invalidate((event_id,))
def _get_events_from_cache(self, events, check_redacted, allow_rejected): def _get_events_from_cache(self, events, allow_rejected):
event_map = {} event_map = {}
for event_id in events: for event_id in events:
@ -790,10 +797,7 @@ class EventsStore(SQLBaseStore):
continue continue
if allow_rejected or not ret.event.rejected_reason: if allow_rejected or not ret.event.rejected_reason:
if check_redacted and ret.redacted_event: event_map[event_id] = ret
event_map[event_id] = ret.redacted_event
else:
event_map[event_id] = ret.event
else: else:
event_map[event_id] = None event_map[event_id] = None
@ -904,7 +908,6 @@ class EventsStore(SQLBaseStore):
[ [
preserve_fn(self._get_event_from_row)( preserve_fn(self._get_event_from_row)(
row["internal_metadata"], row["json"], row["redacts"], row["internal_metadata"], row["json"], row["redacts"],
check_redacted=check_redacted,
rejected_reason=row["rejects"], rejected_reason=row["rejects"],
) )
for row in rows for row in rows
@ -913,7 +916,7 @@ class EventsStore(SQLBaseStore):
) )
defer.returnValue({ defer.returnValue({
e.event_id: e e.event.event_id: e
for e in res if e for e in res if e
}) })
@ -945,7 +948,7 @@ class EventsStore(SQLBaseStore):
@defer.inlineCallbacks @defer.inlineCallbacks
def _get_event_from_row(self, internal_metadata, js, redacted, def _get_event_from_row(self, internal_metadata, js, redacted,
check_redacted=True, rejected_reason=None): rejected_reason=None):
d = json.loads(js) d = json.loads(js)
internal_metadata = json.loads(internal_metadata) internal_metadata = json.loads(internal_metadata)
@ -954,7 +957,7 @@ class EventsStore(SQLBaseStore):
table="rejections", table="rejections",
keyvalues={"event_id": rejected_reason}, keyvalues={"event_id": rejected_reason},
retcol="reason", retcol="reason",
desc="_get_event_from_row", desc="_get_event_from_row_rejected_reason",
) )
original_ev = FrozenEvent( original_ev = FrozenEvent(
@ -963,20 +966,18 @@ class EventsStore(SQLBaseStore):
rejected_reason=rejected_reason, rejected_reason=rejected_reason,
) )
ev = original_ev
redacted_event = None redacted_event = None
if check_redacted and redacted: if redacted:
ev = prune_event(ev) redacted_event = prune_event(original_ev)
redacted_event = ev
redaction_id = yield self._simple_select_one_onecol( redaction_id = yield self._simple_select_one_onecol(
table="redactions", table="redactions",
keyvalues={"redacts": ev.event_id}, keyvalues={"redacts": redacted_event.event_id},
retcol="event_id", retcol="event_id",
desc="_get_event_from_row", desc="_get_event_from_row_redactions",
) )
ev.unsigned["redacted_by"] = redaction_id redacted_event.unsigned["redacted_by"] = redaction_id
# Get the redaction event. # Get the redaction event.
because = yield self.get_event( because = yield self.get_event(
@ -988,14 +989,16 @@ class EventsStore(SQLBaseStore):
if because: if because:
# It's fine to do add the event directly, since get_pdu_json # It's fine to do add the event directly, since get_pdu_json
# will serialise this field correctly # will serialise this field correctly
ev.unsigned["redacted_because"] = because redacted_event.unsigned["redacted_because"] = because
self._get_event_cache.prefill((ev.event_id,), _EventCacheEntry( cache_entry = _EventCacheEntry(
event=original_ev, event=original_ev,
redacted_event=redacted_event, redacted_event=redacted_event,
)) )
defer.returnValue(ev) self._get_event_cache.prefill((original_ev.event_id,), cache_entry)
defer.returnValue(cache_entry)
@defer.inlineCallbacks @defer.inlineCallbacks
def count_daily_messages(self): def count_daily_messages(self):