7758315632
Services: - api: FastAPI gateway with JWT auth, async endpoints, WebSocket - worker-gpu: CUDA sentence-transformers, FAISS IVFFlat, Ollama LLM - worker-indexer: Winnowing+MinHash plagiarism detection, PDF/DOCX extraction - worker-notifier: SMTP email notifications - worker-gost: GOST 7.1-2003 and GOST R 7.0.5-2008 formatting Infrastructure: - docker-compose.yml (production) + docker-compose.dev.yml (hot reload) - Nginx reverse proxy + WebSocket support - PostgreSQL 16 with Alembic migrations - Elasticsearch 8 with Russian/English analyzers - MinIO, RabbitMQ, Redis, Ollama Frontend: - React 18 + Vite + TypeScript + TailwindCSS + Zustand + React Query v5 - 9 pages: Home, Search, Cabinet, Task, Check, Bibliography, Pricing, Login, Register Scripts: - Parser stubs: OpenAlex, КиберЛенинка, arXiv (Phase 0 - to be filled) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
54 lines
1.3 KiB
Python
54 lines
1.3 KiB
Python
"""Настройка базы данных: AsyncEngine, AsyncSession, dependency для FastAPI."""
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from collections.abc import AsyncGenerator
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from sqlalchemy.ext.asyncio import (
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AsyncSession,
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async_sessionmaker,
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create_async_engine,
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)
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from sqlalchemy.orm import DeclarativeBase
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from app.config import settings
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class Base(DeclarativeBase):
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"""Базовый класс для всех SQLAlchemy моделей."""
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pass
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# Асинхронный движок
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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_size=10,
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max_overflow=20,
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pool_pre_ping=True,
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pool_recycle=3600,
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)
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# Фабрика сессий
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AsyncSessionLocal = async_sessionmaker(
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bind=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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async def get_db() -> AsyncGenerator[AsyncSession, None]:
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"""
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FastAPI dependency для получения сессии БД.
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Сессия автоматически закрывается после запроса.
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"""
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async with AsyncSessionLocal() as session:
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try:
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yield session
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await session.commit()
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except Exception:
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await session.rollback()
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raise
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finally:
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await session.close()
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