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Update port script

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This commit is contained in:
Erik Johnston 2016-04-22 10:35:53 +01:00
parent 183cacac90
commit 4063fe0283
1 changed files with 82 additions and 43 deletions
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103
scripts/synapse_port_db
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@ -214,6 +214,10 @@ class Porter(object):
self.progress.add_table(table, postgres_size, table_size)
if table == "event_search":
yield self.handle_search_table(postgres_size, table_size, next_chunk)
return
select = (
"SELECT rowid, * FROM %s WHERE rowid >= ? ORDER BY rowid LIMIT ?"
% (table,)
@ -232,38 +236,6 @@ class Porter(object):
if rows:
next_chunk = rows[-1][0] + 1
if table == "event_search":
# We have to treat event_search differently since it has a
# different structure in the two different databases.
def insert(txn):
sql = (
"INSERT INTO event_search (event_id, room_id, key, sender, vector)"
" VALUES (?,?,?,?,to_tsvector('english', ?))"
)
rows_dict = [
dict(zip(headers, row))
for row in rows
]
txn.executemany(sql, [
(
row["event_id"],
row["room_id"],
row["key"],
row["sender"],
row["value"],
)
for row in rows_dict
])
self.postgres_store._simple_update_one_txn(
txn,
table="port_from_sqlite3",
keyvalues={"table_name": table},
updatevalues={"rowid": next_chunk},
)
else:
self._convert_rows(table, headers, rows)
def insert(txn):
@ -286,6 +258,73 @@ class Porter(object):
else:
return
@defer.inlineCallbacks
def handle_search_table(self, postgres_size, table_size, next_chunk):
select = (
"SELECT es.rowid, es.*, e.origin_server_ts, e.stream_ordering"
" FROM event_search as es"
" INNER JOIN events AS e USING (event_id, room_id)"
" WHERE es.rowid >= ?"
" ORDER BY es.rowid LIMIT ?"
)
while True:
def r(txn):
txn.execute(select, (next_chunk, self.batch_size,))
rows = txn.fetchall()
headers = [column[0] for column in txn.description]
return headers, rows
headers, rows = yield self.sqlite_store.runInteraction("select", r)
if rows:
next_chunk = rows[-1][0] + 1
# We have to treat event_search differently since it has a
# different structure in the two different databases.
def insert(txn):
sql = (
"INSERT INTO event_search (event_id, room_id, key,"
" sender, vector, origin_server_ts, stream_ordering)"
" VALUES (?,?,?,?,to_tsvector('english', ?),?,?)"
)
rows_dict = [
dict(zip(headers, row))
for row in rows
]
txn.executemany(sql, [
(
row["event_id"],
row["room_id"],
row["key"],
row["sender"],
row["value"],
row["origin_server_ts"],
row["stream_ordering"],
)
for row in rows_dict
])
self.postgres_store._simple_update_one_txn(
txn,
table="port_from_sqlite3",
keyvalues={"table_name": "event_search"},
updatevalues={"rowid": next_chunk},
)
yield self.postgres_store.execute(insert)
postgres_size += len(rows)
self.progress.update("event_search", postgres_size)
else:
return
def setup_db(self, db_config, database_engine):
db_conn = database_engine.module.connect(
**{