open-webui/backend/apps/webui/internal/wrappers.py
2024-06-17 09:56:31 -07:00

32 lines
1.1 KiB
Python

from contextvars import ContextVar
from peewee import *
from playhouse.db_url import connect
from playhouse.pool import PooledPostgresqlExtDatabase
from playhouse.pool import PooledSqliteDatabase
db_state_default = {"closed": None, "conn": None, "ctx": None, "transactions": None}
db_state = ContextVar("db_state", default=db_state_default.copy())
class PeeweeConnectionState(object):
def __init__(self, **kwargs):
super().__setattr__("_state", db_state)
super().__init__(**kwargs)
def __setattr__(self, name, value):
self._state.get()[name] = value
def __getattr__(self, name):
value = self._state.get()[name]
return value
def register_connection(db_url):
db = connect(db_url)
if isinstance(db, PostgresqlDatabase):
# Directly use PostgresqlDatabase without pooling
db.autoconnect = True
elif isinstance(db, SqliteDatabase):
# Directly use SqliteDatabase without pooling
db.autoconnect = True
else:
raise ValueError('Unsupported database connection')
return db