import socket

HOST = 'localhost'
PORT = 1234

def main():
    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
        s.bind((HOST, PORT))
        s.listen()
        print(f"Server listening on {HOST}:{PORT}")
        conn, addr = s.accept()
        with conn:
            print(f"Connected by {addr}")
            while True:
                conn.sendall(b"start vsock aaaa")
                data = conn.recv(1024)
                if not data:
                    break
                print(f"Received: {data.decode('utf-8')}")
                conn.sendall(data)

if __name__ == '__main__':
    main()