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
