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>
87 lines
3.3 KiB
Python
87 lines
3.3 KiB
Python
"""WebSocket менеджер для real-time обновлений статуса задач."""
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import json
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import logging
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from typing import Any
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from fastapi import WebSocket
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logger = logging.getLogger(__name__)
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class ConnectionManager:
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"""Менеджер WebSocket соединений с поддержкой подписки на задачи."""
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def __init__(self) -> None:
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# task_id -> список активных соединений
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self._connections: dict[str, list[WebSocket]] = {}
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async def connect(self, task_id: str, websocket: WebSocket) -> None:
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"""Принять WebSocket соединение и зарегистрировать его для задачи."""
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await websocket.accept()
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if task_id not in self._connections:
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self._connections[task_id] = []
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self._connections[task_id].append(websocket)
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logger.info(f"WebSocket подключён к задаче {task_id!r}")
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def disconnect(self, task_id: str, websocket: WebSocket) -> None:
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"""Удалить соединение из реестра."""
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if task_id in self._connections:
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try:
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self._connections[task_id].remove(websocket)
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except ValueError:
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pass
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if not self._connections[task_id]:
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del self._connections[task_id]
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logger.info(f"WebSocket отключён от задачи {task_id!r}")
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async def send_task_update(self, task_id: str, data: dict[str, Any]) -> None:
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"""
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Отправить обновление статуса задачи всем подключённым клиентам.
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Args:
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task_id: ID задачи
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data: Словарь с обновлением (status, queue_position, result и т.д.)
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"""
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connections = self._connections.get(task_id, [])
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if not connections:
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return
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message = json.dumps(data, ensure_ascii=False, default=str)
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dead_connections = []
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for websocket in connections:
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try:
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await websocket.send_text(message)
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except Exception as e:
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logger.warning(f"Ошибка отправки WebSocket сообщения: {e}")
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dead_connections.append(websocket)
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# Очистить мёртвые соединения
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for ws in dead_connections:
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self.disconnect(task_id, ws)
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async def broadcast(self, data: dict[str, Any]) -> None:
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"""Отправить сообщение всем подключённым клиентам."""
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message = json.dumps(data, ensure_ascii=False, default=str)
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all_dead = []
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for task_id, connections in self._connections.items():
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for websocket in connections:
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try:
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await websocket.send_text(message)
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except Exception:
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all_dead.append((task_id, websocket))
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for task_id, ws in all_dead:
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self.disconnect(task_id, ws)
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@property
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def active_connections_count(self) -> int:
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"""Количество активных WebSocket соединений."""
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return sum(len(conns) for conns in self._connections.values())
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# Глобальный экземпляр менеджера
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ws_manager = ConnectionManager()
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