mirror of
https://github.com/coredns/coredns.git
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930c54ef62
* federation initial commit * UTs/bugfixes * federation bits * polish, cover UT gaps * add TODO * go fmt & todo note * remove unrelated change * pr changes * start node watcher * get real node name * remove unused case
105 lines
3.2 KiB
Go
105 lines
3.2 KiB
Go
package kubernetes
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import (
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"net"
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"strings"
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"testing"
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"github.com/coredns/coredns/middleware/etcd/msg"
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"github.com/miekg/dns"
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"k8s.io/client-go/1.5/pkg/api"
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)
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func testStripFederation(t *testing.T, k Kubernetes, input []string, expectedFed string, expectedSegs string) {
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fed, segs := k.stripFederation(input)
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if expectedSegs != strings.Join(segs, ".") {
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t.Errorf("For '%v', expected segs result '%v'. Instead got result '%v'.", strings.Join(input, "."), expectedSegs, strings.Join(segs, "."))
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}
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if expectedFed != fed {
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t.Errorf("For '%v', expected fed result '%v'. Instead got result '%v'.", strings.Join(input, "."), expectedFed, fed)
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}
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}
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func TestStripFederation(t *testing.T) {
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k := Kubernetes{Zones: []string{"inter.webs.test"}}
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k.Federations = []Federation{{name: "fed", zone: "era.tion.com"}}
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testStripFederation(t, k, []string{"service", "ns", "fed", "svc"}, "fed", "service.ns.svc")
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testStripFederation(t, k, []string{"service", "ns", "foo", "svc"}, "", "service.ns.foo.svc")
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testStripFederation(t, k, []string{"foo", "bar"}, "", "foo.bar")
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}
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type apiConnFedTest struct{}
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func (apiConnFedTest) Run() { return }
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func (apiConnFedTest) Stop() error { return nil }
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func (apiConnFedTest) ServiceList() []*api.Service { return []*api.Service{} }
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func (apiConnFedTest) PodIndex(string) []interface{} { return nil }
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func (apiConnFedTest) EndpointsList() api.EndpointsList {
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n := "test.node.foo.bar"
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return api.EndpointsList{
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Items: []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: "10.9.8.7",
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NodeName: &n,
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},
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},
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},
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},
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},
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},
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}
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}
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func (apiConnFedTest) GetNodeByName(name string) (api.Node, error) {
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if name != "test.node.foo.bar" {
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return api.Node{}, nil
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}
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return api.Node{
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ObjectMeta: api.ObjectMeta{
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Name: "test.node.foo.bar",
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Labels: map[string]string{
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LabelRegion: "fd-r",
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LabelAvailabilityZone: "fd-az",
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},
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},
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}, nil
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}
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func testFederationCNAMERecord(t *testing.T, k Kubernetes, input recordRequest, expected msg.Service) {
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svc := k.federationCNAMERecord(input)
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if expected.Host != svc.Host {
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t.Errorf("For '%v', expected Host result '%v'. Instead got result '%v'.", input, expected.Host, svc.Host)
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}
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if expected.Key != svc.Key {
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t.Errorf("For '%v', expected Key result '%v'. Instead got result '%v'.", input, expected.Key, svc.Key)
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}
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}
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func TestFederationCNAMERecord(t *testing.T) {
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k := Kubernetes{Zones: []string{"inter.webs"}}
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k.Federations = []Federation{{name: "fed", zone: "era.tion.com"}}
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k.APIConn = apiConnFedTest{}
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var r recordRequest
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r, _ = k.parseRequest("s1.ns.fed.svc.inter.webs", dns.TypeA)
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localPodIP = net.ParseIP("10.9.8.7")
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testFederationCNAMERecord(t, k, r, msg.Service{Key: "/coredns/webs/inter/svc/fed/ns/s1", Host: "s1.ns.fed.svc.fd-az.fd-r.era.tion.com"})
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r, _ = k.parseRequest("ep1.s1.ns.fed.svc.inter.webs", dns.TypeA)
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testFederationCNAMERecord(t, k, r, msg.Service{Key: "/coredns/webs/inter/svc/fed/ns/s1/ep1", Host: "ep1.s1.ns.fed.svc.fd-az.fd-r.era.tion.com"})
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r, _ = k.parseRequest("ep1.s1.ns.foo.svc.inter.webs", dns.TypeA)
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testFederationCNAMERecord(t, k, r, msg.Service{Key: "", Host: ""})
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}
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