From 1fbbdd9105b0e7ec59110b578cee4d51f8e0e604 Mon Sep 17 00:00:00 2001
From: victalejo <victoralejocj@gmail.com>
Date: Thu, 14 May 2026 23:02:18 +0200
Subject: [PATCH] fix: improve error handling for DNS response and resolver
 initialization

---
 main.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index 5c9ac54..a050cab 100644
--- a/main.go
+++ b/main.go
@@ -50,14 +50,16 @@ func handleDnsRequest(w dns.ResponseWriter, r *dns.Msg, qdns *QuickDNSResolver)
 	case dns.OpcodeQuery:
 		parseQuery(m, qdns)
 	}
-	_ = w.WriteMsg(m)
+	if err := w.WriteMsg(m); err != nil {
+		log.Printf("Failed to write DNS response: %s", err.Error())
+	}
 }
 
 func main() {
 	// create quick dns resolver
 	qdns, err := NewQuickDNSResolver()
 	if err != nil {
-		panic(err)
+		log.Fatalf("Failed to create QuickDNS resolver: %s", err.Error())
 	}
 	// attach request handler func
 	dns.HandleFunc(".", func(w dns.ResponseWriter, m *dns.Msg) {