pythonasyncioeventletgeventlong-pollinglow-latencysocket-iosocketiosocketio-serverweb-serverwebsocket
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88 lines
2.0 KiB
88 lines
2.0 KiB
from aiohttp import web
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import socketio
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sio = socketio.AsyncServer(async_mode="aiohttp")
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app = web.Application()
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sio.attach(app)
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async def background_task():
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"""Example of how to send server generated events to clients."""
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count = 0
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while True:
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await sio.sleep(10)
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count += 1
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await sio.emit("my_response", {"data": "Server generated event"})
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async def index(request):
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with open("app.html") as f:
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return web.Response(text=f.read(), content_type="text/html")
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@sio.event
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async def my_event(sid, message):
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await sio.emit("my_response", {"data": message["data"]}, room=sid)
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@sio.event
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async def my_broadcast_event(sid, message):
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await sio.emit("my_response", {"data": message["data"]})
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@sio.event
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async def join(sid, message):
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await sio.enter_room(sid, message["room"])
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await sio.emit(
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"my_response", {"data": "Entered room: " + message["room"]}, room=sid
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)
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@sio.event
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async def leave(sid, message):
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await sio.leave_room(sid, message["room"])
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await sio.emit("my_response", {"data": "Left room: " + message["room"]}, room=sid)
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@sio.event
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async def close_room(sid, message):
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await sio.emit(
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"my_response",
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{"data": "Room " + message["room"] + " is closing."},
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room=message["room"],
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)
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await sio.close_room(message["room"])
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@sio.event
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async def my_room_event(sid, message):
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await sio.emit("my_response", {"data": message["data"]}, room=message["room"])
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@sio.event
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async def disconnect_request(sid):
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await sio.disconnect(sid)
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@sio.event
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async def connect(sid, environ):
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await sio.emit("my_response", {"data": "Connected", "count": 0}, room=sid)
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@sio.event
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def disconnect(sid, reason):
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print("Client disconnected, reason:", reason)
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app.router.add_static("/static", "static")
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app.router.add_get("/", index)
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async def init_app():
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sio.start_background_task(background_task)
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return app
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if __name__ == "__main__":
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web.run_app(init_app(), port=5000)
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