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plugin/k8s_external: Resolve headless services (#5505)

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*add option for resolving headless Services without external IPs in k8s_external

Signed-off-by: Tomas Kohout <tomas.kohout1995@gmail.com>
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TomasKohout 2022-08-30 20:59:27 +02:00 • committed by GitHub
parent b218b56063
commit 6782b7fb42
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15 changed files with 491 additions and 81 deletions
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4
plugin/kubernetes/kubernetes.go
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@ -112,7 +112,7 @@ func (k *Kubernetes) Services(ctx context.Context, state request.Request, exact
case dns.TypeNS:
// We can only get here if the qname equals the zone, see ServeDNS in handler.go.
nss := k.nsAddrs(false, state.Zone)
nss := k.nsAddrs(false, false, state.Zone)
var svcs []msg.Service
for _, ns := range nss {
if ns.Header().Rrtype == dns.TypeA {
@ -127,7 +127,7 @@ func (k *Kubernetes) Services(ctx context.Context, state request.Request, exact
}
if isDefaultNS(state.Name(), state.Zone) {
nss := k.nsAddrs(false, state.Zone)
nss := k.nsAddrs(false, false, state.Zone)
var svcs []msg.Service
for _, ns := range nss {
if ns.Header().Rrtype == dns.TypeA && state.QType() == dns.TypeA {