server_secure.py - mozsearch

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#!/usr/bin/env python

import asyncio

import pathlib

import ssl

import websockets

async def hello(websocket):

    name = await websocket.recv()

    print(f"<<< {name}")

    greeting = f"Hello {name}!"

    await websocket.send(greeting)

    print(f">>> {greeting}")

ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)

localhost_pem = pathlib.Path(__file__).with_name("localhost.pem")

ssl_context.load_cert_chain(localhost_pem)

async def main():

    async with websockets.serve(hello, "localhost", 8765, ssl=ssl_context):

        await asyncio.Future()  # run forever

if __name__ == "__main__":

    asyncio.run(main())