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Revert dns.msgUnPath, fixes #21541 (#21542)

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* Add more tests to UnPath function
* Revert implementation on dns.msgUnPath. Fixes: #21541
This commit is contained in:
Manuel Reis
2025-08-28 19:31:12 +02:00
committed by GitHub
parent 4ea6f3b06b
commit 3b7cb6512c
2 changed files with 21 additions and 13 deletions
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internal/config/dns/dns_path.go
+4 -11
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@@ -49,16 +49,9 @@ func dnsJoin(labels ...string) string {
// msgUnPath converts a etcd path to domainName.
func msgUnPath(s string) string {
l := strings.Split(s, etcdPathSeparator)
if l[len(l)-1] == "" {
l = l[:len(l)-1]
ks := strings.Split(strings.Trim(s, etcdPathSeparator), etcdPathSeparator)
for i, j := 0, len(ks)-1; i < j; i, j = i+1, j-1 {
ks[i], ks[j] = ks[j], ks[i]
}
if len(l) < 2 {
return s
}
// start with 1, to strip /skydns
for i, j := 1, len(l)-1; i < j; i, j = i+1, j-1 {
l[i], l[j] = l[j], l[i]
}
return dnsJoin(l[1 : len(l)-1]...)
return strings.Join(ks, ".")
}