You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
1.7 KiB
69 lines
1.7 KiB
"""
|
|
数据库会话管理
|
|
"""
|
|
from sqlalchemy import create_engine
|
|
from sqlalchemy.orm import sessionmaker, Session
|
|
from typing import Generator
|
|
|
|
from app.config import settings
|
|
from app.db.base import Base
|
|
|
|
# 创建数据库引擎
|
|
if settings.DATABASE_URL.startswith("sqlite"):
|
|
engine = create_engine(
|
|
settings.DATABASE_URL,
|
|
connect_args={"check_same_thread": False},
|
|
echo=settings.DEBUG
|
|
)
|
|
else:
|
|
engine = create_engine(
|
|
settings.DATABASE_URL,
|
|
pool_pre_ping=True,
|
|
pool_size=10,
|
|
max_overflow=20,
|
|
echo=settings.DEBUG
|
|
)
|
|
|
|
# 创建会话工厂
|
|
SessionLocal = sessionmaker(
|
|
autocommit=False,
|
|
autoflush=False,
|
|
bind=engine
|
|
)
|
|
|
|
|
|
def get_db() -> Generator[Session, None, None]:
|
|
"""获取数据库会话的依赖函数"""
|
|
db = SessionLocal()
|
|
try:
|
|
yield db
|
|
finally:
|
|
db.close()
|
|
|
|
|
|
def init_db() -> None:
|
|
"""初始化数据库表"""
|
|
from app.models import user, config, stock, future, realtime, finance, cache, test
|
|
from app.models.user import User
|
|
from app.core.security import get_password_hash
|
|
Base.metadata.create_all(bind=engine)
|
|
|
|
db = SessionLocal()
|
|
try:
|
|
existing_admin = db.query(User).filter(User.username == "admin").first()
|
|
if not existing_admin:
|
|
admin_user = User(
|
|
username="admin",
|
|
password_hash=get_password_hash("admin123"),
|
|
is_active=True,
|
|
is_superuser=True
|
|
)
|
|
db.add(admin_user)
|
|
db.commit()
|
|
print("Default admin user created (admin/admin123)")
|
|
except Exception as e:
|
|
print(f"Error creating default user: {e}")
|
|
db.rollback()
|
|
finally:
|
|
db.close()
|