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Modify check_database to take a connection rather than a cursor

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We might not need the cursor at all.
This commit is contained in:
Richard van der Hoff 2020-01-09 17:21:30 +00:00
parent d2906fe666
commit e97d1cf001
4 changed files with 18 additions and 28 deletions
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25
scripts/synapse_port_db
View File

@ -447,15 +447,6 @@ class Porter(object):
else:
return
def setup_db(self, db_config: DatabaseConnectionConfig, engine):
db_conn = make_conn(db_config, engine)
prepare_database(db_conn, engine, config=None)
db_conn.commit()
return db_conn
@defer.inlineCallbacks
def build_db_store(self, db_config: DatabaseConnectionConfig):
"""Builds and returns a database store using the provided configuration.
@ -468,16 +459,14 @@ class Porter(object):
self.progress.set_state("Preparing %s" % db_config.config["name"])
engine = create_engine(db_config.config)
conn = self.setup_db(db_config, engine)
hs = MockHomeserver(self.hs_config)
store = Store(Database(hs, db_config, engine), conn, hs)
yield store.db.runInteraction(
"%s_engine.check_database" % db_config.config["name"],
engine.check_database,
)
with make_conn(db_config, engine) as db_conn:
engine.check_database(db_conn)
prepare_database(db_conn, engine, config=None)
store = Store(Database(hs, db_config, engine), db_conn, hs)
db_conn.commit()
return store
@ -502,7 +491,7 @@ class Porter(object):
@defer.inlineCallbacks
def run(self):
try:
self.sqlite_store = yield self.build_db_store(
self.sqlite_store = self.build_db_store(
DatabaseConnectionConfig("master-sqlite", self.sqlite_config)
)
@ -518,7 +507,7 @@ class Porter(object):
)
defer.returnValue(None)
self.postgres_store = yield self.build_db_store(
self.postgres_store = self.build_db_store(
self.hs_config.get_single_database()
)

2
synapse/storage/data_stores/__init__.py
View File

@ -47,7 +47,7 @@ class DataStores(object):
with make_conn(database_config, engine) as db_conn:
logger.info("Preparing database %r...", db_name)
engine.check_database(db_conn.cursor())
engine.check_database(db_conn)
prepare_database(
db_conn, engine, hs.config, data_stores=database_config.data_stores,
)

3
synapse/storage/engines/postgres.py
View File

@ -32,7 +32,8 @@ class PostgresEngine(object):
self.synchronous_commit = database_config.get("synchronous_commit", True)
self._version = None # unknown as yet
def check_database(self, txn):
def check_database(self, db_conn):
with db_conn.cursor() as txn:
txn.execute("SHOW SERVER_ENCODING")
rows = txn.fetchall()
if rows and rows[0][0] != "UTF8":

2
synapse/storage/engines/sqlite.py
View File

@ -53,7 +53,7 @@ class Sqlite3Engine(object):
"""
return False
def check_database(self, txn):
def check_database(self, db_conn):
pass
def convert_param_style(self, sql):