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Add some invalidations to a cache_stream

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This commit is contained in:
Erik Johnston 2016-08-15 10:21:25 +01:00
parent 99bbd90b0d
commit 4d70d1f80e
7 changed files with 117 additions and 31 deletions
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18
synapse/storage/_base.py
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@ -861,6 +861,24 @@ class SQLBaseStore(object):
return cache, min_val
def _invalidate_cache_and_stream(self, txn, cache_func, keys):
txn.call_after(cache_func.invalidate, keys)
ctx = self._cache_id_gen.get_next()
stream_id = ctx.__enter__()
txn.call_after(ctx.__exit__, None, None, None)
self._simple_insert_txn(
txn,
table="cache_stream",
values={
"stream_id": stream_id,
"cache_func": cache_func.__name__,
"keys": list(keys),
"invalidation_ts": self.clock.time_msec(),
}
)
class _RollbackButIsFineException(Exception):
""" This exception is used to rollback a transaction without implying