Fix bug in _get_auth_chain_txn

This commit is contained in:
Erik Johnston 2014-11-07 11:21:20 +00:00
parent 3cb678f84c
commit 16a0815fac

View File

@ -32,24 +32,21 @@ class EventFederationStore(SQLBaseStore):
)
def _get_auth_chain_txn(self, txn, event_id):
results = set([event_id])
results = set()
base_sql = (
"SELECT auth_id FROM event_auth WHERE %s"
)
front = set([event_id])
while front:
for ev_id in front:
new_front = set()
auth_ids = self._simple_select_onecol_txn(
txn,
table="event_auth",
keyvalues={
"event_id": ev_id,
},
retcol="auth_id",
)
sql = base_sql % (
" OR ".join(["event_id=?"] * len(front)),
)
new_front.update(auth_ids)
front = new_front
new_front.clear()
txn.execute(sql, list(front))
front = [r[0] for r in txn.fetchall()]
results.update(front)
sql = "SELECT * FROM events WHERE event_id = ?"
rows = []