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Pull request 1922: AG-23889-upd-dnsproxy

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Merge in DNS/adguard-home from AG-23889-upd-dnsproxy to master

Squashed commit of the following:

commit ec61d4824946d28bf898d023d3321753273b7df3
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jul 18 19:09:32 2023 +0300

    all: imp code

commit 271f1ca0e6e583c829519cb0b5b24ab070e08933
Merge: 684c5aedc dee7c0681
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jul 18 17:54:52 2023 +0300

    Merge branch 'master' into AG-23889-upd-dnsproxy

commit 684c5aedc7206578f89b80932999e714506d5ce0
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jul 18 16:51:17 2023 +0300

    dnsforward: save prev proxy behavior

commit 9032c2179b941bec6d43b3e6bafdca5125a462b4
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Jul 17 17:45:10 2023 +0500

    dnsforward: use proxy ua

commit f658c031957fe45243e66a589ed32294e9aa4e27
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Jul 17 17:37:03 2023 +0500

    dnsforward: fix private rdns ups conf for dns64

commit 70080e347dbc32cbdcb7d757514da13f865f8381
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Thu Jul 13 16:56:34 2023 +0300

    all: upd dnsproxy
This commit is contained in:
Stanislav Chzhen
2023-07-18 20:02:01 +03:00
committed by Eugene Burkov
parent dee7c0681d
commit 33ce24abe4
6 changed files with 54 additions and 29 deletions
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12
internal/dnsforward/process.go
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@@ -719,6 +719,18 @@ func (s *Server) processLocalPTR(dctx *dnsContext) (rc resultCode) {
if s.conf.UsePrivateRDNS {
s.recDetector.add(*pctx.Req)
if err := s.localResolvers.Resolve(pctx); err != nil {
// Generate the server failure if the private upstream configuration
// is empty.
//
// TODO(e.burkov): Get rid of this crutch once the local resolvers
// logic is moved to the dnsproxy completely.
if errors.Is(err, upstream.ErrNoUpstreams) {
pctx.Res = s.genServerFailure(pctx.Req)
// Do not even put into query log.
return resultCodeFinish
}
dctx.err = err
return resultCodeError