tcprelay.py 文件源码

def _on_remote_read(self):
        # handle all remote read events
        data = None
        try:
            data = self._remote_sock.recv(BUF_SIZE)

        except (OSError, IOError) as e:
            if eventloop.errno_from_exception(e) in \
                    (errno.ETIMEDOUT, errno.EAGAIN, errno.EWOULDBLOCK):
                return
        if not data:
            self.destroy()
            return
        self._update_activity(len(data))
        if self._is_local:
            data = self._encryptor.decrypt(data)
        else:
            data = self._encryptor.encrypt(data)
        try:
            self._write_to_sock(data, self._local_sock)
        except Exception as e:
            shell.print_exception(e)
            if self._config['verbose']:
                traceback.print_exc()
            # TODO use logging when debug completed
            self.destroy()