# Test TCP server with client issuing TCP RST part way through read try: import uasyncio as asyncio except ImportError: try: import asyncio except ImportError: print("SKIP") raise SystemExit import struct, time, socket PORT = 8000 async def handle_connection(reader, writer): data = await reader.read(10) # should succeed print(data) await asyncio.sleep(0.2) # wait for client to drop connection try: data = await reader.read(100) print(data) writer.close() await writer.wait_closed() except OSError as er: print("OSError", er.errno) ev.set() async def main(): global ev ev = asyncio.Event() server = await asyncio.start_server(handle_connection, "0.0.0.0", PORT) multitest.next() async with server: await asyncio.wait_for(ev.wait(), 10) def instance0(): multitest.globals(IP=multitest.get_network_ip()) asyncio.run(main()) def instance1(): if not hasattr(socket, "SO_LINGER"): multitest.skip() multitest.next() s = socket.socket() s.connect(socket.getaddrinfo(IP, PORT)[0][-1]) lgr_onoff = 1 lgr_linger = 0 s.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack("ii", lgr_onoff, lgr_linger)) s.send(b"GET / HTTP/1.0\r\n\r\n") time.sleep(0.1) s.close() # This issues a TCP RST since we've set the linger option