dns2proxy.py 文件源码

def std_PTR_qry(msg):
    qs = msg.question
    DEBUGLOG( str(len(qs)) + ' questions.')
    iparpa = qs[0].to_text().split(' ', 1)[0]
    DEBUGLOG('Host: ' + iparpa)
    resp = make_response(qry=msg)
    hosts = respuestas(iparpa[:-1], 'PTR')
    if isinstance(hosts, numbers.Integral):
        DEBUGLOG('No host....')
        resp = make_response(qry=msg, RCODE=3)  # RCODE =  3    NXDOMAIN
        return resp

    for host in hosts:
        DEBUGLOG('Adding ' + host.to_text())
        rrset = dns.rrset.from_text(iparpa, 1000, dns.rdataclass.IN, dns.rdatatype.PTR, host.to_text())
        resp.answer.append(rrset)

    return resp