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Don't lock user_ips table for upsert.
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parent
fabb7acd45
commit
657298cebd
2 changed files with 10 additions and 4 deletions
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@ -104,6 +104,8 @@ class DataStore(RoomMemberStore, RoomStore,
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self.client_ip_last_seen.prefill(*key + (now,))
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# It's safe not to lock here: a) no unique constraint,
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# b) LAST_SEEN_GRANULARITY makes concurrent updates incredibly unlikely
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yield self._simple_upsert(
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"user_ips",
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keyvalues={
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@ -117,6 +119,7 @@ class DataStore(RoomMemberStore, RoomStore,
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"last_seen": now,
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},
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desc="insert_client_ip",
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lock=False,
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)
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def get_user_ip_and_agents(self, user):
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@ -452,7 +452,7 @@ class SQLBaseStore(object):
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txn.execute(sql, values.values())
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def _simple_upsert(self, table, keyvalues, values,
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insertion_values={}, desc="_simple_upsert"):
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insertion_values={}, desc="_simple_upsert", lock=True):
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"""
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Args:
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table (str): The table to upsert into
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@ -464,11 +464,14 @@ class SQLBaseStore(object):
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return self.runInteraction(
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desc,
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self._simple_upsert_txn, table, keyvalues, values, insertion_values,
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lock
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)
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def _simple_upsert_txn(self, txn, table, keyvalues, values, insertion_values={}):
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# We need to lock the table :(
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self.database_engine.lock_table(txn, table)
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def _simple_upsert_txn(self, txn, table, keyvalues, values, insertion_values={},
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lock=True):
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# We need to lock the table :(, unless we're *really* careful
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if lock:
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self.database_engine.lock_table(txn, table)
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# Try to update
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sql = "UPDATE %s SET %s WHERE %s" % (
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