Created
December 12, 2017 12:19
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| #!/usr/bin/env python | |
| import sys | |
| import asyncio | |
| import aiohttp | |
| class Server: | |
| def __init__(self, ws_uri, loop=None, **wskwargs): | |
| super().__init__() | |
| self.ws_uri = ws_uri | |
| self.loop = loop | |
| self.wskwargs = wskwargs | |
| if not self.loop: | |
| self.loop = asyncio.get_event_loop() | |
| def listen(self, host, port, **kwargs): | |
| return asyncio.start_server(self._server_run, host, port, loop=self.loop, **kwargs) | |
| async def _server_run(self, reader, writer): | |
| print("Sock connected.") | |
| try: | |
| async with aiohttp.ClientSession() as session: | |
| async with session.ws_connect(self.ws_uri, **self.wskwargs) as client: | |
| self.loop.create_task(self._ws_run(writer, client)) | |
| try: | |
| while True: | |
| data = await reader.read(65536) | |
| if not data: | |
| break | |
| await client.send_bytes(data) | |
| except: | |
| pass | |
| except Exception as err: | |
| writer.close() | |
| print(err) | |
| print("Sock disconnected.") | |
| async def _ws_run(self, writer, client): | |
| print("WS connected.") | |
| try: | |
| while True: | |
| data = await client.receive_bytes() | |
| if not data: | |
| break | |
| writer.write(data) | |
| except: | |
| pass | |
| writer.close() | |
| print("WS disconnected") | |
| def _usage(): | |
| print("Usage: {} bind_address bind_port websocket_uri".format(sys.argv[0])) | |
| if __name__ == '__main__': | |
| if len(sys.argv) != 4: | |
| _usage() | |
| exit(1) | |
| loop = asyncio.get_event_loop() | |
| server = Server(sys.argv[3]) | |
| loop.run_until_complete(server.listen(sys.argv[1], sys.argv[2])) | |
| loop.run_forever() | |
| loop.close() |
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