1 files changed, 17 insertions, 0 deletions
diff --git a/middleware/kubernetes/path.go b/middleware/kubernetes/path.go
new file mode 100644
index 000000000..18c26f949
--- /dev/null
+++ b/middleware/kubernetes/path.go
@@ -0,0 +1,17 @@
+package kubernetes
+
+import (
+	"strings"
+
+	"github.com/miekg/dns"
+)
+
+// Domain is the opposite of Path.
+func (k Kubernetes) Domain(s string) string {
+	l := strings.Split(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 dns.Fqdn(strings.Join(l[1:len(l)-1], "."))
+}