shellresolver.py 文件源码

def resolve(self,request,handler):
        reply = request.reply()
        qname = request.q.qname
        cmd = self.routes.get(qname)
        if cmd:
            output = getoutput(cmd).encode()
            reply.add_answer(RR(qname,QTYPE.TXT,ttl=self.ttl,
                                rdata=TXT(output[:254])))
        else:
            reply.header.rcode = RCODE.NXDOMAIN
        return reply