NgTech-LTD/gns3-server
2
0
Fork 0
mirror of https://github.com/GNS3/gns3-server.git synced 2026-10-02 16:50:20 +03:00
Code Issues Packages Projects Releases Wiki Activity

Enable SQLite WAL mode to fix 'database is locked' errors under concurrent API requests

Browse Source
This commit is contained in:
YueGuobin 2026-06-15 13:02:17 +08:00
parent 650be3565f
commit 49d2c271ca
No known key found for this signature in database
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gns3server/db/tasks.py
View File

@ -149,9 +149,12 @@ async def disconnect_from_db(app: FastAPI) -> None:
@event.listens_for(Engine, "connect") @event.listens_for(Engine, "connect")
def set_sqlite_pragma(dbapi_connection, connection_record): def set_sqlite_pragma(dbapi_connection, connection_record):
# Enable WAL mode for SQLite to allow concurrent reads and writes.
# Without WAL, concurrent API requests can cause "database is locked" errors.
cursor = dbapi_connection.cursor()
cursor.execute("PRAGMA journal_mode=WAL")
# Enable SQL foreign key support for SQLite # Enable SQL foreign key support for SQLite
# https://docs.sqlalchemy.org/en/14/dialects/sqlite.html#foreign-key-support # https://docs.sqlalchemy.org/en/14/dialects/sqlite.html#foreign-key-support
cursor = dbapi_connection.cursor()
cursor.execute("PRAGMA foreign_keys=ON") cursor.execute("PRAGMA foreign_keys=ON")
cursor.close() cursor.close()