neighbor.py 文件源码

def _netbox_from_ip(self, ip):
        """Tries to find a Netbox from NAV's database based on an IP address.

        :returns: A shadows.Netbox object representing the netbox, or None if no
                  corresponding netbox was found.

        """
        try:
            ip = six.text_type(IP(ip))
        except ValueError:
            self._logger.warning("Invalid IP (%s) in neighbor record: %r",
                                 ip, self.record)
            return

        assert ip
        if ip in self._invalid_neighbor_ips:
            return
        return (self._netbox_query(Q(ip=ip)) or
                self._netbox_query(Q(interface__gwportprefix__gw_ip=ip)))