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support ipv4 DNS resolution

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cynic 2024-07-22 05:55:55 +00:00
parent a288e99bda
commit df90e5947e
1 changed files with 1 additions and 25 deletions
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26
pkg/meshname/server.go
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@ -120,7 +120,7 @@ func (s *MeshnameServer) handleMeshnameRequest(w dns.ResponseWriter, r *dns.Msg)
firstPartLabels := dns.SplitDomainName(firstPart) firstPartLabels := dns.SplitDomainName(firstPart)
// define hostname ("subDomain") // define hostname ("subDomain")
subDomain = firstPartLabels[len(firstPartLabels)-1] subDomain = firstPartLabels[len(firstPartLabels)-1]
if len(firstPartLabels) == 1 { if len(firstPartLabels) == 1 && q.Qtype == dns.TypeAAAA {
s.handleMeshIPRequest(w, r) s.handleMeshIPRequest(w, r)
return return
} }
@ -186,30 +186,6 @@ func (s *MeshnameServer) handleMeshIPRequest(w dns.ResponseWriter, r *dns.Msg) {
for _, q := range r.Question { for _, q := range r.Question {
labels := dns.SplitDomainName(q.Name) labels := dns.SplitDomainName(q.Name)
/* // handle A type properly
if q.Qtype == dns.TypeA {
answer := new(dns.SOA)
answer.Hdr = dns.RR_Header{Name: q.Name, Rrtype: dns.TypeSOA, Class: dns.ClassINET, Ttl: 3600}
answer.Ns = "ns1.mesh.kyun.li."
answer.Mbox = "ns2.mesh.kyun.li."
answer.Serial = 2024061000
answer.Refresh = 1200
answer.Retry = 180
answer.Expire = 1209600
answer.Minttl = 600
m.SetEdns0(512, false)
m.Ns = append(m.Ns, answer)
s.log.Debugln(m)
continue
}
*/
// resolve only AAAA type
if q.Qtype != dns.TypeAAAA || q.Qclass != dns.ClassINET {
//s.log.Debugln("Error: invalid resource requested")
continue
}
if resolvedAddr, err := IPFromDomain(&labels[0]); err == nil { if resolvedAddr, err := IPFromDomain(&labels[0]); err == nil {
answer := new(dns.AAAA) answer := new(dns.AAAA)
answer.Hdr = dns.RR_Header{Name: q.Name, Rrtype: dns.TypeAAAA, Class: dns.ClassINET, Ttl: 3600} answer.Hdr = dns.RR_Header{Name: q.Name, Rrtype: dns.TypeAAAA, Class: dns.ClassINET, Ttl: 3600}