app.py - mozsearch

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#!/usr/bin/env python

import asyncio

import os

import signal

import websockets

async def echo(websocket):

    async for message in websocket:

        await websocket.send(message)

async def main():

    # Set the stop condition when receiving SIGTERM.

    loop = asyncio.get_running_loop()

    stop = loop.create_future()

    loop.add_signal_handler(signal.SIGTERM, stop.set_result, None)

    async with websockets.unix_serve(

        echo,

        path=f"{os.environ['SUPERVISOR_PROCESS_NAME']}.sock",

):

        await stop

if __name__ == "__main__":

    asyncio.run(main())