mirror of
https://github.com/coredns/coredns.git
synced 2026-07-10 17:50:12 -04:00
21 lines
427 B
Go
21 lines
427 B
Go
package dnsutil
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"github.com/miekg/dns"
|
|
)
|
|
|
|
// Join joins labels to form a fully qualified domain name. If the last label is
|
|
// the root label it is ignored. Not other syntax checks are performed.
|
|
func Join(labels ...string) string {
|
|
ll := len(labels)
|
|
if ll == 0 {
|
|
return "."
|
|
}
|
|
if labels[ll-1] == "." {
|
|
return strings.Join(labels[:ll-1], ".") + "."
|
|
}
|
|
return dns.Fqdn(strings.Join(labels, "."))
|
|
}
|