62 lines
1.5 KiB
Python
62 lines
1.5 KiB
Python
from collections.abc import AsyncGenerator, Generator
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from sqlalchemy import create_engine
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from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
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from sqlalchemy.orm import Session, sessionmaker
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from sqlmodel import SQLModel
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from .config import settings
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# Async engine для FastAPI
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async_engine = create_async_engine(
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settings.database_url,
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echo=settings.debug,
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future=True,
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pool_size=10,
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max_overflow=20,
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pool_timeout=30,
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pool_pre_ping=True,
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)
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async_session = sessionmaker(
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async_engine,
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expire_on_commit=False,
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class_=AsyncSession,
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)
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# Sync engine для Celery и других синхронных операций
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sync_engine = create_engine(
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settings.database_url.replace("asyncpg", "psycopg2"),
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echo=settings.debug,
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future=True,
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pool_size=10,
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max_overflow=20,
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pool_timeout=30,
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pool_pre_ping=True,
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pool_recycle=3600,
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)
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sync_session = sessionmaker(
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bind=sync_engine,
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expire_on_commit=False,
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class_=Session,
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)
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async def get_session() -> AsyncGenerator[AsyncSession, None]:
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"""Async session для FastAPI DI"""
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async with async_session() as session:
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yield session
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def get_sync_session() -> Generator[Session, None, None]:
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"""Sync session для Celery и других синхронных операций"""
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with sync_session() as session:
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yield session
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async def create_db_and_tables():
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"""Создать таблицы в БД"""
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async with async_engine.begin() as conn:
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await conn.run_sync(SQLModel.metadata.create_all)
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