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plugin/kubernetes: Don't do a zone transfer for NS requests (#3098)

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* fix switch order

* remove fallthough

* add test

* fix test

* distingush nxdomain/nodata for at least first subdomain of zone

* restore fallthough; reorder switch cases
This commit is contained in:
Chris O'Haver
2019-08-09 17:14:48 -04:00
committed by Miek Gieben
parent 6a6e9a9b33
commit 3a59c833a0
2 changed files with 10 additions and 2 deletions
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8
plugin/kubernetes/handler_test.go
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@@ -341,6 +341,14 @@ var dnsTestCases = []test.Case{
test.SOA("cluster.local. 5 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 5"),
},
},
// NS query for qname != zone (existing domain)
{
Qname: "svc.cluster.local.", Qtype: dns.TypeNS,
Rcode: dns.RcodeSuccess,
Ns: []dns.RR{
test.SOA("cluster.local. 5 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 5"),
},
},
}
func TestServeDNS(t *testing.T) {