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import select
import socketserver
import sys
import threading
import time
class PortServer:
def __init__(self, port):
self.port = port
self.server = socketserver.ThreadingTCPServer(('0.0.0.0', port), self.handler)
self.server.daemon_threads = True
self.thread = threading.Thread(target=self.server.serve_forever,
name='Port %s Server' % port)
self.thread.daemon = True
self.thread.start()
def handler(self, request, address, server):
threading.current_thread().name = 'Port %s Handler' % self.port
rlist = [request]
echo = b''
while True:
r, w, _x = select.select(rlist, [request] if echo else [], [])
if r:
data = request.recv(1024)
if not data:
break
print(f"{self.port}: {data}\n", end='', flush=True)
echo += data
if w:
echo = echo[request.send(echo):]
if __name__ == '__main__':
ports = []
for port in sys.argv[1:]:
ports.append(PortServer(int(port)))
time.sleep(10 * 60)
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