c97a09de35
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- 添加 APScheduler 依赖 - 创建定时任务调度模块 scheduler.py - 增量同步：每30分钟执行 - 完整同步：每天凌晨2点执行 - 添加定时任务管理 API - 支持环境变量配置同步参数
35 lines
916 B
Python
35 lines
916 B
Python
"""
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数据库配置
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"""
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from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
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from sqlalchemy.orm import sessionmaker
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from .config import settings
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# 创建异步引擎
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engine = create_async_engine(
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settings.database_url,
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echo=settings.DEBUG,
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pool_pre_ping=True,
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pool_size=10,
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max_overflow=20,
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# 确保 MySQL 连接使用 UTF-8 字符集
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connect_args={
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"charset": "utf8mb4",
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"use_unicode": True,
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"autocommit": False,
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"init_command": "SET character_set_client=utf8mb4, character_set_connection=utf8mb4, character_set_results=utf8mb4, collation_connection=utf8mb4_unicode_ci",
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} if "mysql" in settings.database_url else {},
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)
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# 创建异步会话工厂
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AsyncSessionLocal = sessionmaker(
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engine,
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class_=AsyncSession,
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expire_on_commit=False,
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)
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# 别名（用于调度器等模块）
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async_session_factory = AsyncSessionLocal
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