utils.py 文件源码

def set_socket(s, keep_alive=False):
    # TCP socket keep alive
    if keep_alive and sys.platform == "linux":
        s.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
        s.setsockopt(socket.SOL_TCP, socket.TCP_KEEPIDLE, 30)
        s.setsockopt(socket.SOL_TCP, socket.TCP_KEEPINTVL, 5)
        s.setsockopt(socket.SOL_TCP, socket.TCP_KEEPCNT, 3)