netcat_hander.py 文件源码

def listen(port=4444):
    global clisock, listening, done
    s   = socket(AF_INET, SOCK_STREAM)         
    s.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1)   
    s.bind(('0.0.0.0', port))                   
    s.listen(3)                                
    listening   = True
    sock, addr  = s.accept()                   
    clisock     = sock                         
    print("Client connected from {}".format(addr))
    data = ""
    while listening:
        try:
            rr, _, _ = select([sock,], [], [], 1) 
            if rr:
                data = sock.recv(1024)             
                print("{}".format(data), end="")   
        except:
            exit()
    print("Done listening.")
    done = True