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Pull request 2207: 6882 Extend private rDNS

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Updates #6882.

Squashed commit of the following:

commit 80fa6d62c67bdea6c4be6d8bcd066a0fb027a42a
Merge: c0fdf1a3c 762ef4a6d
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Apr 22 18:53:18 2024 +0300

    Merge branch 'master' into 6882-extend-private-rdns

commit c0fdf1a3c56990a1d86850c1f723769361b6133d
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Apr 18 18:19:36 2024 +0300

    client: imp ui text

commit f07a509d3d5b58f3fd83de304f6bfcb5c8c278e5
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Apr 18 16:22:11 2024 +0300

    all: imp docs, upd proxy

commit 0d33079a96b70d10d363a8c32be789963e75438c
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Apr 18 12:48:50 2024 +0300

    all: upd proxy
This commit is contained in:
Eugene Burkov
2024-04-22 19:17:30 +03:00
parent 762ef4a6db
commit f85d048315
7 changed files with 30 additions and 16 deletions
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9
internal/dnsforward/process.go
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@@ -380,8 +380,12 @@ func (s *Server) processDHCPAddrs(dctx *dnsContext) (rc resultCode) {
return resultCodeSuccess
}
req := pctx.Req
q := req.Question[0]
pref := pctx.RequestedPrivateRDNS
if pref == (netip.Prefix{}) {
// TODO(e.burkov): Consider answering authoritatively for SOA and NS
// queries.
if pref == (netip.Prefix{}) || q.Qtype != dns.TypePTR {
return resultCodeSuccess
}
@@ -393,11 +397,10 @@ func (s *Server) processDHCPAddrs(dctx *dnsContext) (rc resultCode) {
log.Debug("dnsforward: dhcp client %s is %q", addr, host)
req := pctx.Req
resp := s.replyCompressed(req)
ptr := &dns.PTR{
Hdr: dns.RR_Header{
Name: req.Question[0].Name,
Name: q.Name,
Rrtype: dns.TypePTR,
// TODO(e.burkov): Use [dhcpsvc.Lease.Expiry]. See
// https://github.com/AdguardTeam/AdGuardHome/issues/3932.