mokhtar/local-ip.sh
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix SOA responses when no answer

Browse Source
This commit is contained in:
m5r 2022-11-06 19:29:39 +01:00
parent c9399a3b21
commit c9fa805523
No known key found for this signature in database
GPG Key ID: 5BC847276DD5DDEA
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
xip/xip.go
View File

@ -139,8 +139,7 @@ func (xip *Xip) fqdnToA(fqdn string) []*dns.A {
return nil
}
func (xip *Xip) nonExistentDomain(question dns.Question, message *dns.Msg) {
message.Rcode = dns.RcodeNameError
func (xip *Xip) answerWithAuthority(question dns.Question, message *dns.Msg) {
message.Ns = append(message.Ns, xip.SOARecord(question))
}
@ -149,7 +148,8 @@ func (xip *Xip) handleA(question dns.Question, message *dns.Msg) {
records := xip.fqdnToA(fqdn)
if len(records) == 0 {
xip.nonExistentDomain(question, message)
message.Rcode = dns.RcodeNameError
xip.answerWithAuthority(question, message)
return
}
@ -162,7 +162,7 @@ func (xip *Xip) handleA(question dns.Question, message *dns.Msg) {
func (xip *Xip) handleAAAA(question dns.Question, message *dns.Msg) {
fqdn := question.Name
if hardcodedRecords[strings.ToLower(fqdn)].AAAA == nil {
xip.nonExistentDomain(question, message)
xip.answerWithAuthority(question, message)
return
}
@ -211,14 +211,14 @@ func (xip *Xip) handleNS(question dns.Question, message *dns.Msg) {
func (xip *Xip) handleTXT(question dns.Question, message *dns.Msg) {
fqdn := question.Name
if hardcodedRecords[strings.ToLower(fqdn)].TXT == nil {
xip.nonExistentDomain(question, message)
xip.answerWithAuthority(question, message)
return
}
message.Answer = append(message.Answer, &dns.TXT{
Hdr: dns.RR_Header{
// Ttl: uint32((time.Hour * 24 * 7).Seconds()),
Ttl: uint32((time.Second * 10).Seconds()),
Ttl: uint32((time.Second * 120).Seconds()),
Name: fqdn,
Rrtype: dns.TypeTXT,
Class: dns.ClassINET,
@ -230,7 +230,7 @@ func (xip *Xip) handleTXT(question dns.Question, message *dns.Msg) {
func (xip *Xip) handleMX(question dns.Question, message *dns.Msg) {
fqdn := question.Name
if hardcodedRecords[strings.ToLower(fqdn)].MX == nil {
xip.nonExistentDomain(question, message)
xip.answerWithAuthority(question, message)
return
}
@ -252,7 +252,7 @@ func (xip *Xip) handleMX(question dns.Question, message *dns.Msg) {
func (xip *Xip) handleCNAME(question dns.Question, message *dns.Msg) {
fqdn := question.Name
if hardcodedRecords[strings.ToLower(fqdn)].CNAME == nil {
xip.nonExistentDomain(question, message)
xip.answerWithAuthority(question, message)
return
}