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Revert "only create PTR records for endpoints with hostname defined (#6898)" (#7194)

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This reverts commit f4f0d55dce.

Signed-off-by: Adrian Moisey <adrian@changeover.za.net>
This commit is contained in:
Adrian Moisey
2025-03-18 21:42:43 +02:00
committed by GitHub
parent 4de8fb57b2
commit 58d8999192
2 changed files with 15 additions and 21 deletions
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27
plugin/kubernetes/reverse_test.go
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@@ -60,10 +60,8 @@ func (APIConnReverseTest) EpIndexReverse(ip string) []*object.Endpoints {
Subsets: []object.EndpointSubset{
{
Addresses: []object.EndpointAddress{
{IP: "10.0.0.100", Hostname: "ep1a"}, // this endpoint is duplicated across two slices, which can happen in k8s
// 10.0.0.99 is used by two services. Only one will have hostname defined, as is typically enforced by K8s
{IP: "10.0.0.99", Hostname: "double-ep"},
{IP: "10.0.0.100", Hostname: "ep1a"},
{IP: "10.0.0.99", Hostname: "double-ep"}, // this endpoint is used by two services
},
Ports: []object.EndpointPort{
{Port: 80, Protocol: "tcp", Name: "http"},
@@ -95,7 +93,7 @@ func (APIConnReverseTest) EpIndexReverse(ip string) []*object.Endpoints {
Subsets: []object.EndpointSubset{
{
Addresses: []object.EndpointAddress{
{IP: "10.0.0.100", Hostname: "ep1a"}, // This endpoint duplicated across used by two slices, see above
{IP: "10.0.0.100", Hostname: "ep1a"}, // duplicate endpointslice address
},
Ports: []object.EndpointPort{
{Port: 80, Protocol: "tcp", Name: "http"},
@@ -110,7 +108,7 @@ func (APIConnReverseTest) EpIndexReverse(ip string) []*object.Endpoints {
Subsets: []object.EndpointSubset{
{
Addresses: []object.EndpointAddress{
{IP: "10.0.0.99", Hostname: ""}, // This endpoint is used by two services, see above
{IP: "10.0.0.99", Hostname: "double-ep"}, // this endpoint is used by two services
},
Ports: []object.EndpointPort{
{Port: 80, Protocol: "tcp", Name: "http"},
@@ -155,13 +153,6 @@ func TestReverse(t *testing.T) {
k.APIConn = &APIConnReverseTest{}
tests := []test.Case{
{
Qname: "99.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.PTR("99.0.0.10.in-addr.arpa. 5 IN PTR double-ep.svc1.testns.svc.cluster.local."),
},
},
{
Qname: "100.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
Rcode: dns.RcodeSuccess,
@@ -232,6 +223,14 @@ func TestReverse(t *testing.T) {
test.SOA("cluster.local. 5 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502989566 7200 1800 86400 5"),
},
},
{
Qname: "99.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.PTR("99.0.0.10.in-addr.arpa. 5 IN PTR double-ep.svc1.testns.svc.cluster.local."),
test.PTR("99.0.0.10.in-addr.arpa. 5 IN PTR double-ep.svc2.testns.svc.cluster.local."),
},
},
}
ctx := context.TODO()
@@ -251,7 +250,7 @@ func TestReverse(t *testing.T) {
t.Fatalf("Test %d: got nil message and no error for: %s %d", i, r.Question[0].Name, r.Question[0].Qtype)
}
if err := test.SortAndCheck(resp, tc); err != nil {
t.Errorf("Test %d error: %s", i, err)
t.Error(err)
}
}
}