From 1955002ed8e71c5393c80e6f8f3fbbf698f2e9a5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E4=B8=96=E7=95=8C?= Date: Sat, 13 Sep 2025 03:03:55 +0800 Subject: [PATCH] Do not cache DNS responses with empty answers --- dns/client.go | 1 + 1 file changed, 1 insertion(+) diff --git a/dns/client.go b/dns/client.go index 6063b1c6e..585c541e4 100644 --- a/dns/client.go +++ b/dns/client.go @@ -214,6 +214,7 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m response.Answer = append(response.Answer, validResponse.Answer...) } }*/ + disableCache = disableCache || response.Rcode != dns.RcodeSuccess || len(response.Answer) == 0 if responseChecker != nil { var rejected bool // TODO: add accept_any rule and support to check response instead of addresses