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Do not cache DNS responses with empty answers

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世界
2025-09-13 03:03:55 +08:00
parent 44559fb7b9
commit 1955002ed8
1 changed files with 1 additions and 0 deletions
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dns/client.go
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@@ -214,6 +214,7 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
response.Answer = append(response.Answer, validResponse.Answer...) response.Answer = append(response.Answer, validResponse.Answer...)
} }
}*/ }*/
disableCache = disableCache || response.Rcode != dns.RcodeSuccess || len(response.Answer) == 0
if responseChecker != nil { if responseChecker != nil {
var rejected bool var rejected bool
// TODO: add accept_any rule and support to check response instead of addresses // TODO: add accept_any rule and support to check response instead of addresses