mirror of
https://github.com/coredns/coredns.git
synced 2025-08-07 06:47:01 +02:00
24 lines
452 B
Go
24 lines
452 B
Go
package file
|
|
|
|
import (
|
|
"github.com/coredns/coredns/plugin/file/tree"
|
|
|
|
"github.com/miekg/dns"
|
|
)
|
|
|
|
// ClosestEncloser returns the closest encloser for qname.
|
|
func (z *Zone) ClosestEncloser(qname string) (*tree.Elem, bool) {
|
|
offset, end := dns.NextLabel(qname, 0)
|
|
for !end {
|
|
elem, _ := z.Search(qname)
|
|
if elem != nil {
|
|
return elem, true
|
|
}
|
|
qname = qname[offset:]
|
|
|
|
offset, end = dns.NextLabel(qname, offset)
|
|
}
|
|
|
|
return z.Search(z.origin)
|
|
}
|