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https://github.com/fastapi-practices/fastapi-best-architecture.git
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63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import socketio
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from backend.app.task.conf import task_settings
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from backend.common.log import log
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from backend.common.security.jwt import jwt_authentication
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from backend.core.conf import settings
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from backend.database.redis import redis_client
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sio = socketio.AsyncServer(
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# 此配置是为了集成 celery 实现消息订阅，如果你不使用 celery，可以直接删除此配置，不会造成任何影响
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client_manager=socketio.AsyncRedisManager(
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f'redis://:{settings.REDIS_PASSWORD}@{settings.REDIS_HOST}:'
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f'{settings.REDIS_PORT}/{task_settings.CELERY_BROKER_REDIS_DATABASE}'
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)
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if task_settings.CELERY_BROKER == 'redis'
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else socketio.AsyncAioPikaManager(
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(
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f'amqp://{task_settings.RABBITMQ_USERNAME}:{task_settings.RABBITMQ_PASSWORD}@'
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f'{task_settings.RABBITMQ_HOST}:{task_settings.RABBITMQ_PORT}'
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)
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),
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async_mode='asgi',
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cors_allowed_origins=settings.CORS_ALLOWED_ORIGINS,
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cors_credentials=True,
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namespaces=['/ws'],
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)
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@sio.event
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async def connect(sid, environ, auth):
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"""当客户端连接时触发"""
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if not auth:
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log.error('ws 连接失败：无授权')
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return False
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session_uuid = auth.get('session_uuid')
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token = auth.get('token')
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if not token or not session_uuid:
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log.error('ws 连接失败：授权失败，请检查')
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return False
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# 免授权直连
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if token == settings.WS_NO_AUTH_MARKER:
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await redis_client.sadd(settings.TOKEN_ONLINE_REDIS_PREFIX, session_uuid)
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return True
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try:
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await jwt_authentication(token)
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except Exception as e:
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log.info(f'ws 连接失败：{e}')
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return False
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await redis_client.sadd(settings.TOKEN_ONLINE_REDIS_PREFIX, session_uuid)
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return True
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@sio.event
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async def disconnect(sid):
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"""当客户端断开连接时触发"""
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await redis_client.spop(settings.TOKEN_ONLINE_REDIS_PREFIX)
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