From a588d9aeccd5ba8206ab9867fb5ca847439dca5f Mon Sep 17 00:00:00 2001
From: Seraphim Strub <sst@rievo.net>
Date: Wed, 17 Jul 2024 21:05:26 +0000
Subject: [PATCH] don't store nil slice to db

---
 cmd/domaincheckbot/dns/domain.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cmd/domaincheckbot/dns/domain.go b/cmd/domaincheckbot/dns/domain.go
index 9f18dc5..0419d44 100644
--- a/cmd/domaincheckbot/dns/domain.go
+++ b/cmd/domaincheckbot/dns/domain.go
@@ -60,6 +60,7 @@ func getNameserverForTLD(tld string) ([]string, error) {
 }
 
 func queryTLDNamserver(fqdn, tldServer string) ([]string, error) {
+	nameservers := []string{}
 	// Create a new DNS message
 	m := new(dns.Msg)
 	// Set the question section of the message with the fqdn and query type
@@ -71,16 +72,15 @@ func queryTLDNamserver(fqdn, tldServer string) ([]string, error) {
 	// Send the DNS query to the TLD server
 	r, _, err := c.Exchange(m, tldServer)
 	if err != nil {
-		return nil, fmt.Errorf("dns query error: %v", err)
+		return nameservers, fmt.Errorf("dns query error: %v", err)
 	}
 
 	// Check for response errors
 	if r.Rcode != dns.RcodeSuccess {
-		return nil, fmt.Errorf("failed to get a valid response for %v: %v", fqdn, r.Rcode)
+		return nameservers, fmt.Errorf("failed to get a valid response for %v: %v", fqdn, r.Rcode)
 	}
 
 	// Print the nameservers from the response
-	nameservers := []string{}
 	for _, ans := range r.Ns {
 		if ns, ok := ans.(*dns.NS); ok {
 			nameservers = append(nameservers, strings.ToLower(ns.Ns))