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[client] Support dns upstream failover for nameserver groups with same match domain (#3178)

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This commit is contained in:
Viktor Liu
2025-02-10 18:13:34 +01:00
committed by GitHub
parent 5953b43ead
commit 488b697479
11 changed files with 747 additions and 186 deletions
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client/internal/dns/local.go
+6 -1
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@@ -29,10 +29,15 @@ func (d *localResolver) String() string {
return fmt.Sprintf("local resolver [%d records]", len(d.registeredMap))
}
// ID returns the unique handler ID
func (d *localResolver) id() handlerID {
return "local-resolver"
}
// ServeDNS handles a DNS request
func (d *localResolver) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
if len(r.Question) > 0 {
log.Tracef("received question: domain=%s type=%v class=%v", r.Question[0].Name, r.Question[0].Qtype, r.Question[0].Qclass)
log.Tracef("received local question: domain=%s type=%v class=%v", r.Question[0].Name, r.Question[0].Qtype, r.Question[0].Qclass)
}
replyMessage := &dns.Msg{}