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fix NXDOMAIN/NODATA fallthough case (#3118)

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This commit is contained in:
Chris O'Haver
2019-08-12 14:43:22 -04:00
committed by Miek Gieben
parent 555e4877ae
commit a64ff8cc0a
2 changed files with 27 additions and 1 deletions
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4
plugin/kubernetes/handler.go
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@@ -54,7 +54,9 @@ func (k Kubernetes) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.M
fallthrough
default:
// Do a fake A lookup, so we can distinguish between NODATA and NXDOMAIN
_, err = plugin.A(ctx, &k, zone, state, nil, plugin.Options{})
fake := state.NewWithQuestion(state.QName(), dns.TypeA)
fake.Zone = state.Zone
_, err = plugin.A(ctx, &k, zone, fake, nil, plugin.Options{})
}
if k.IsNameError(err) {