FastAPIWebSockets 1820 31.2k
FastAPI WebSockets & Redis Pub/Sub Broadcast Engine
Production FastAPI WebSocket architecture. Manages active client socket connection pools across horizontal microservice nodes using Redis Pub/Sub message fanout.
Redis Pub/Sub horizontal scaling
Connection pool heartbeats
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✨ OpenRouter LLM Engine (Llama-3.3-70B) Active
Generated Code
⚡ Instant Boilerplatefastapi-websocket-redis-pubsub.ts
| 1 | from fastapi import FastAPI, WebSocket, WebSocketDisconnect |
| 2 | import redis.asyncio as redis |
| 3 | import asyncio |
| 4 | |
| 5 | app = FastAPI() |
| 6 | r = redis.from_url("redis://localhost:6379") |
| 7 | |
| 8 | @app.websocket("/ws/{room_id}") |
| 9 | async def websocket_endpoint(websocket: WebSocket, room_id: str): |
| 10 | await websocket.accept() |
| 11 | pubsub = r.pubsub() |
| 12 | await pubsub.subscribe(f"room_{room_id}") |
| 13 | try: |
| 14 | while True: |
| 15 | msg = await pubsub.get_message(ignore_subscribe_messages=True) |
| 16 | if msg: await websocket.send_text(msg['data'].decode()) |
| 17 | await asyncio.sleep(0.01) |
| 18 | except WebSocketDisconnect: |
| 19 | await pubsub.unsubscribe(f"room_{room_id}") |
| 20 |
20 lines • 659 bytesfastapi
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