util.py 文件源码

def listen_socket(addr, port, cacert, srvcrt, srvkey, nlisten=1):
    ls = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    ls.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    ls.bind((addr, port))
    ls.listen(nlisten)

    if cacert is not None and srvcrt is not None and srvkey is not None:
        ls = sslize(ls, cacert, srvcrt, srvkey, False)
        if not isinstance(ls, SSL.Connection):
            return "ERROR could not initialize SSL connection: %s\n" % str(ls)

    ls.setblocking(False)

    return ls

###
#  accept from a listening socket and hand back a SocketNB
###