67 lines
2.7 KiB
Python
67 lines
2.7 KiB
Python
import json
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import asyncio
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import time
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from fastapi import WebSocket
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from services.device_auth_manager import device_auth_manager
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from services.connection_manager import connection_manager
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from utils.logger import session_logger
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async def authenticate_websocket(websocket: WebSocket):
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"""
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处理设备认证流程
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Args:
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websocket: WebSocket连接
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Returns:
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tuple: (认证状态, 设备ID) - (是否认证成功, 设备ID)
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"""
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device_id = None
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authenticated = False
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auth_timeout = 10 # 10秒认证超时
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auth_start_time = time.time()
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while not authenticated and time.time() - auth_start_time < auth_timeout:
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try:
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message = await asyncio.wait_for(
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websocket.receive(),
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timeout=auth_timeout - (time.time() - auth_start_time)
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)
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if message["type"] == "websocket.receive" and "text" in message:
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try:
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auth_data = json.loads(message["text"])
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if "device_id" in auth_data and "serial_number" in auth_data:
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device_id = auth_data["device_id"]
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serial_number = auth_data["serial_number"]
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authenticated = await device_auth_manager.authenticate_device(
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device_id, serial_number
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)
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if authenticated:
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await connection_manager.add_connection(device_id, websocket)
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session_logger.info(
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device_id, "auth", f"设备 {device_id} 认证成功"
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)
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await websocket.send_text(
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json.dumps({"status": "authenticated"})
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)
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else:
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session_logger.warning(
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device_id, "auth", f"设备 {device_id} 认证失败"
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)
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await websocket.send_text(
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json.dumps(
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{"status": "error", "message": "Authentication failed"}
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)
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)
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except json.JSONDecodeError:
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session_logger.warning("unknown", "auth", "收到的不是有效的JSON认证消息")
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elif message["type"] == "websocket.receive" and "bytes" in message:
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pass
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except asyncio.TimeoutError:
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session_logger.warning("unknown", "auth", "WebSocket认证超时")
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break
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return authenticated, device_id
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