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https://mau.dev/maunium/synapse.git
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Check database in has_completed_background_updates
so that the right thing happens on workers.
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parent
7098b65cb8
commit
2908f955d1
@ -354,7 +354,7 @@ class PreviewUrlResource(Resource):
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logger.info("Running url preview cache expiry")
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logger.info("Running url preview cache expiry")
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if not self.store.has_completed_background_updates():
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if not (yield self.store.has_completed_background_updates()):
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logger.info("Still running DB updates; skipping expiry")
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logger.info("Still running DB updates; skipping expiry")
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return
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return
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@ -600,20 +600,18 @@ class SQLBaseStore(object):
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@staticmethod
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@staticmethod
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def _simple_select_onecol_txn(txn, table, keyvalues, retcol):
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def _simple_select_onecol_txn(txn, table, keyvalues, retcol):
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if keyvalues:
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where = "WHERE %s" % " AND ".join("%s = ?" % k for k in keyvalues.iterkeys())
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else:
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where = ""
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sql = (
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sql = (
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"SELECT %(retcol)s FROM %(table)s %(where)s"
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"SELECT %(retcol)s FROM %(table)s"
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) % {
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) % {
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"retcol": retcol,
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"retcol": retcol,
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"table": table,
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"table": table,
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"where": where,
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}
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}
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if keyvalues:
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sql += "WHERE %s" % " AND ".join("%s = ?" % k for k in keyvalues.iterkeys())
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txn.execute(sql, keyvalues.values())
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txn.execute(sql, keyvalues.values())
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else:
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txn.execute(sql)
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return [r[0] for r in txn]
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return [r[0] for r in txn]
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@ -624,7 +622,7 @@ class SQLBaseStore(object):
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Args:
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Args:
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table (str): table name
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table (str): table name
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keyvalues (dict): column names and values to select the rows with
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keyvalues (dict|None): column names and values to select the rows with
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retcol (str): column whos value we wish to retrieve.
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retcol (str): column whos value we wish to retrieve.
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Returns:
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Returns:
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@ -110,13 +110,36 @@ class BackgroundUpdateStore(SQLBaseStore):
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self._all_done = True
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self._all_done = True
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defer.returnValue(None)
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defer.returnValue(None)
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@defer.inlineCallbacks
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def has_completed_background_updates(self):
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def has_completed_background_updates(self):
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"""Check if all the background updates have completed
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"""Check if all the background updates have completed
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Returns:
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Returns:
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bool: True if all background updates have completed
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Deferred[bool]: True if all background updates have completed
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"""
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"""
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return self._all_done
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# if we've previously determined that there is nothing left to do, that
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# is easy
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if self._all_done:
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defer.returnValue(True)
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# obviously, if we have things in our queue, we're not done.
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if self._background_update_queue:
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defer.returnValue(False)
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# otherwise, check if there are updates to be run. This is important,
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# as we may be running on a worker which doesn't perform the bg updates
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# itself, but still wants to wait for them to happen.
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updates = yield self._simple_select_onecol(
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"background_updates",
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keyvalues=None,
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retcol="1",
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desc="check_background_updates",
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)
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if not updates:
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self._all_done = True
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defer.returnValue(True)
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defer.returnValue(False)
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@defer.inlineCallbacks
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@defer.inlineCallbacks
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def do_next_background_update(self, desired_duration_ms):
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def do_next_background_update(self, desired_duration_ms):
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