53 lines
1.3 KiB
Python
53 lines
1.3 KiB
Python
from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
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from sqlalchemy.orm import sessionmaker
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from sqlalchemy.exc import SQLAlchemyError
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from config.settings import settings
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import logging
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from contextlib import asynccontextmanager
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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DATABASE_URL = settings.database_url
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# Configuration optimisée du moteur
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engine = create_async_engine(
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DATABASE_URL,
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echo=True,
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pool_size=5,
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max_overflow=10,
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pool_timeout=30,
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pool_recycle=1800,
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pool_pre_ping=True
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)
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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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autocommit=False,
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autoflush=False
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)
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@asynccontextmanager
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async def get_db():
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session = AsyncSessionLocal()
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try:
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yield session
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await session.commit()
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except SQLAlchemyError as e:
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await session.rollback()
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logger.error(f"Database error: {str(e)}")
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raise
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finally:
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await session.close()
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async def init_db():
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from models.db import metadata
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try:
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async with engine.begin() as conn:
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await conn.run_sync(metadata.create_all)
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logger.info("Database tables created successfully.")
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except Exception as e:
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logger.error(f"Error creating database tables: {str(e)}")
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raise |