def METHOD_NAME(self, vxlan_tunnel_name):
    req = MatchRequest(db="STATE_DB", table="VXLAN_TUNNEL_TABLE", key_pattern=vxlan_tunnel_name, ns=self.ns)
    ret = self.match_engine.fetch(req)
    self.add_to_ret_template(req.table, req.db, ret["keys"], ret["error"])