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Get current state by using current_state_events table

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This commit is contained in:
Erik Johnston 2017-03-10 17:39:35 +00:00
parent 3872c7a107
commit 8ffbe43ba1
5 changed files with 52 additions and 31 deletions
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14
synapse/storage/state.py
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@ -14,7 +14,7 @@
# limitations under the License.
from ._base import SQLBaseStore
from synapse.util.caches.descriptors import cached, cachedList
from synapse.util.caches.descriptors import cached, cachedList, cachedInlineCallbacks
from synapse.util.caches import intern_string
from synapse.storage.engines import PostgresEngine
@ -69,6 +69,18 @@ class StateStore(SQLBaseStore):
where_clause="type='m.room.member'",
)
@cachedInlineCallbacks(max_entries=100000, iterable=True)
def get_current_state_ids(self, room_id):
rows = yield self._simple_select_list(
table="current_state_events",
keyvalues={"room_id": room_id},
retcols=["event_id", "type", "state_key"],
desc="_calculate_state_delta",
)
defer.returnValue({
(r["type"], r["state_key"]): r["event_id"] for r in rows
})
@defer.inlineCallbacks
def get_state_groups_ids(self, room_id, event_ids):
if not event_ids: