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Merge branch 'develop' into matthew/search-all-local-users

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This commit is contained in:
Matthew Hodgson 2017-11-30 01:51:38 +00:00
commit f397153dfc
32 changed files with 633 additions and 200 deletions
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23
synapse/storage/_base.py
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@ -495,6 +495,7 @@ class SQLBaseStore(object):
Deferred(bool): True if a new entry was created, False if an
existing one was updated.
"""
attempts = 0
while True:
try:
result = yield self.runInteraction(
@ -504,6 +505,12 @@ class SQLBaseStore(object):
)
defer.returnValue(result)
except self.database_engine.module.IntegrityError as e:
attempts += 1
if attempts >= 5:
# don't retry forever, because things other than races
# can cause IntegrityErrors
raise
# presumably we raced with another transaction: let's retry.
logger.warn(
"IntegrityError when upserting into %s; retrying: %s",
@ -600,20 +607,18 @@ class SQLBaseStore(object):
@staticmethod
def _simple_select_onecol_txn(txn, table, keyvalues, retcol):
if keyvalues:
where = "WHERE %s" % " AND ".join("%s = ?" % k for k in keyvalues.iterkeys())
else:
where = ""
sql = (
"SELECT %(retcol)s FROM %(table)s %(where)s"
"SELECT %(retcol)s FROM %(table)s"
) % {
"retcol": retcol,
"table": table,
"where": where,
}
txn.execute(sql, keyvalues.values())
if keyvalues:
sql += " WHERE %s" % " AND ".join("%s = ?" % k for k in keyvalues.iterkeys())
txn.execute(sql, keyvalues.values())
else:
txn.execute(sql)
return [r[0] for r in txn]
@ -624,7 +629,7 @@ class SQLBaseStore(object):
Args:
table (str): table name
keyvalues (dict): column names and values to select the rows with
keyvalues (dict|None): column names and values to select the rows with
retcol (str): column whos value we wish to retrieve.
Returns: