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Merge pull request #1879 from safing/dhaavi-patch-1

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Only use stale dns cache entries when the query result was successful
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Alexandr Stelnykovych
2025-05-07 17:22:20 +03:00
committed by GitHub
parent eccda20802 f233a56eea
commit 4a3faa200d
1 changed files with 1 additions and 1 deletions
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2
service/resolver/resolve.go
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@@ -184,7 +184,7 @@ func Resolve(ctx context.Context, q *Query) (rrCache *RRCache, err error) {
case !rrCache.Expired(): case !rrCache.Expired():
// Return non-expired cached entry immediately. // Return non-expired cached entry immediately.
return rrCache, nil return rrCache, nil
case useStaleCache(): case rrCache.RCode == dns.RcodeSuccess && useStaleCache():
// Return expired cache if we should use stale cache entries, // Return expired cache if we should use stale cache entries,
// but start an async query instead. // but start an async query instead.
log.Tracer(ctx).Tracef( log.Tracer(ctx).Tracef(