125 lines
2.8 KiB
Go
125 lines
2.8 KiB
Go
package kubernetes
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import (
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"testing"
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"github.com/coredns/coredns/plugin/pkg/dnstest"
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"github.com/coredns/coredns/plugin/test"
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"github.com/miekg/dns"
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"golang.org/x/net/context"
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meta "k8s.io/apimachinery/pkg/apis/meta/v1"
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api "k8s.io/client-go/pkg/api/v1"
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)
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type APIConnReverseTest struct{}
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func (APIConnReverseTest) Run() { return }
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func (APIConnReverseTest) Stop() error { return nil }
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func (APIConnReverseTest) PodIndex(string) []*api.Pod { return nil }
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func (APIConnReverseTest) ServiceList() []*api.Service {
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svcs := []*api.Service{
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{
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ObjectMeta: meta.ObjectMeta{
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Name: "svc1",
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Namespace: "testns",
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},
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Spec: api.ServiceSpec{
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ClusterIP: "192.168.1.100",
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Ports: []api.ServicePort{{
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Name: "http",
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Protocol: "tcp",
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Port: 80,
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}},
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},
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},
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}
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return svcs
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}
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func (APIConnReverseTest) EndpointsList() []*api.Endpoints {
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eps := []*api.Endpoints{
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{
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Subsets: []api.EndpointSubset{
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{
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Addresses: []api.EndpointAddress{
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{
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IP: "10.0.0.100",
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Hostname: "ep1a",
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},
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},
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Ports: []api.EndpointPort{
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{
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Port: 80,
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Protocol: "tcp",
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Name: "http",
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},
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},
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},
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},
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ObjectMeta: meta.ObjectMeta{
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Name: "svc1",
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Namespace: "testns",
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},
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},
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}
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return eps
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}
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func (APIConnReverseTest) GetNodeByName(name string) (*api.Node, error) {
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return &api.Node{
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ObjectMeta: meta.ObjectMeta{
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Name: "test.node.foo.bar",
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},
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}, nil
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}
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func TestReverse(t *testing.T) {
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k := New([]string{"cluster.local.", "0.10.in-addr.arpa."})
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k.APIConn = &APIConnReverseTest{}
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tests := []test.Case{
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{
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Qname: "100.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.PTR("100.0.0.10.in-addr.arpa. 303 IN PTR ep1a.svc1.testns.svc.cluster.local."),
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},
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},
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{
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Qname: "101.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
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Rcode: dns.RcodeSuccess,
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Ns: []dns.RR{
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test.SOA("0.10.in-addr.arpa. 300 IN SOA ns.dns.0.10.in-addr.arpa. hostmaster.0.10.in-addr.arpa. 1502782828 7200 1800 86400 60"),
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},
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},
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{
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Qname: "example.org.cluster.local.", Qtype: dns.TypePTR,
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Rcode: dns.RcodeSuccess,
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Ns: []dns.RR{
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test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502989566 7200 1800 86400 60"),
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},
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},
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}
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ctx := context.TODO()
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for i, tc := range tests {
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r := tc.Msg()
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w := dnstest.NewRecorder(&test.ResponseWriter{})
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_, err := k.ServeDNS(ctx, w, r)
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if err != tc.Error {
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t.Errorf("Test %d: expected no error, got %v", i, err)
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return
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}
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resp := w.Msg
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if resp == nil {
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t.Fatalf("Test %d: got nil message and no error for: %s %d", i, r.Question[0].Name, r.Question[0].Qtype)
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}
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test.SortAndCheck(t, resp, tc)
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}
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}
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