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Merge pull request #95160 from jayunit100/patch-12

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Delete federation tests from sig-network  because they are disruptive and no longer relevant
This commit is contained in:
Kubernetes Prow Robot 2020-10-01 10:47:19 -07:00 committed by GitHub
commit cc68a78ef5
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2 changed files with 4 additions and 181 deletions
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16
test/e2e/network/dns_common.go
View File

@ -46,11 +46,10 @@ import (
var newLineRegexp = regexp.MustCompile("\r?\n")
type dnsTestCommon struct {
f *framework.Framework
c clientset.Interface
ns string
name string
labels []string
f *framework.Framework
c clientset.Interface
ns string
name string
dnsPod *v1.Pod
utilPod *v1.Pod
@ -189,13 +188,6 @@ func (t *dnsTestCommon) restoreDNSConfigMap(configMapData map[string]string) {
}
}
func (t *dnsTestCommon) deleteConfigMap() {
ginkgo.By(fmt.Sprintf("Deleting the ConfigMap (%s:%s)", t.ns, t.name))
t.cm = nil
err := t.c.CoreV1().ConfigMaps(t.ns).Delete(context.TODO(), t.name, metav1.DeleteOptions{})
framework.ExpectNoError(err, "failed to delete config map: %s", t.name)
}
func (t *dnsTestCommon) createUtilPodLabel(baseName string) {
// Actual port # doesn't matter, just needs to exist.
const servicePort = 10101

169
test/e2e/network/dns_configmap.go
View File

@ -23,20 +23,12 @@ import (
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kubernetes/test/e2e/framework"
e2eservice "k8s.io/kubernetes/test/e2e/framework/service"
"github.com/onsi/ginkgo"
)
type dnsFederationsConfigMapTest struct {
dnsTestCommon
fedMap map[string]string
isValid bool
}
var (
googleDNSHostname = "dns.google"
// The ConfigMap update mechanism takes longer than the standard
@ -44,167 +36,6 @@ var (
moreForeverTestTimeout = 2 * 60 * time.Second
)
var _ = SIGDescribe("DNS configMap federations [Feature:Federation]", func() {
t := &dnsFederationsConfigMapTest{dnsTestCommon: newDNSTestCommon()}
ginkgo.It("should be able to change federation configuration [Slow][Serial]", func() {
t.c = t.f.ClientSet
t.run()
})
})
func (t *dnsFederationsConfigMapTest) run() {
t.init()
defer t.c.CoreV1().ConfigMaps(t.ns).Delete(context.TODO(), t.name, metav1.DeleteOptions{})
t.createUtilPodLabel("e2e-dns-configmap")
defer t.deleteUtilPod()
originalConfigMapData := t.fetchDNSConfigMapData()
defer t.restoreDNSConfigMap(originalConfigMapData)
t.validate(framework.TestContext.ClusterDNSDomain)
if t.name == "coredns" {
t.labels = []string{"abc", "ghi"}
valid1 := map[string]string{
"Corefile": fmt.Sprintf(`.:53 {
health
ready
kubernetes %v in-addr.arpa ip6.arpa {
pods insecure
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
federation %v {
abc def.com
}
forward . /etc/resolv.conf
}`, framework.TestContext.ClusterDNSDomain, framework.TestContext.ClusterDNSDomain)}
valid1m := map[string]string{t.labels[0]: "def.com"}
valid2 := map[string]string{
"Corefile": fmt.Sprintf(`:53 {
health
ready
kubernetes %v in-addr.arpa ip6.arpa {
pods insecure
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
federation %v {
ghi xyz.com
}
forward . /etc/resolv.conf
}`, framework.TestContext.ClusterDNSDomain, framework.TestContext.ClusterDNSDomain)}
valid2m := map[string]string{t.labels[1]: "xyz.com"}
ginkgo.By("default -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.deleteCoreDNSPods()
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("valid1 -> valid2")
t.setConfigMap(&v1.ConfigMap{Data: valid2}, valid2m, true)
t.deleteCoreDNSPods()
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("valid2 -> default")
t.setConfigMap(&v1.ConfigMap{Data: originalConfigMapData}, nil, false)
t.deleteCoreDNSPods()
t.validate(framework.TestContext.ClusterDNSDomain)
t.restoreDNSConfigMap(originalConfigMapData)
} else {
t.labels = []string{"abc", "ghi"}
valid1 := map[string]string{"federations": t.labels[0] + "=def"}
valid1m := map[string]string{t.labels[0]: "def"}
valid2 := map[string]string{"federations": t.labels[1] + "=xyz"}
valid2m := map[string]string{t.labels[1]: "xyz"}
invalid := map[string]string{"federations": "invalid.map=xyz"}
ginkgo.By("empty -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("valid1 -> valid2")
t.setConfigMap(&v1.ConfigMap{Data: valid2}, valid2m, true)
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("valid2 -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("invalid -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("valid1 -> deleted")
t.deleteConfigMap()
t.validate(framework.TestContext.ClusterDNSDomain)
ginkgo.By("deleted -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate(framework.TestContext.ClusterDNSDomain)
}
}
func (t *dnsFederationsConfigMapTest) validate(dnsDomain string) {
federations := t.fedMap
if len(federations) == 0 {
ginkgo.By(fmt.Sprintf("Validating federation labels %v do not exist", t.labels))
for _, label := range t.labels {
var federationDNS = fmt.Sprintf("e2e-dns-configmap.%s.%s.svc.%s.",
t.f.Namespace.Name, label, framework.TestContext.ClusterDNSDomain)
predicate := func(actual []string) bool {
return len(actual) == 0
}
t.checkDNSRecordFrom(federationDNS, predicate, "cluster-dns", wait.ForeverTestTimeout)
}
} else {
for label := range federations {
var federationDNS = fmt.Sprintf("%s.%s.%s.svc.%s.",
t.utilService.ObjectMeta.Name, t.f.Namespace.Name, label, framework.TestContext.ClusterDNSDomain)
var localDNS = fmt.Sprintf("%s.%s.svc.%s.",
t.utilService.ObjectMeta.Name, t.f.Namespace.Name, framework.TestContext.ClusterDNSDomain)
if t.name == "coredns" {
localDNS = t.utilService.Spec.ClusterIP
}
// Check local mapping. Checking a remote mapping requires
// creating an arbitrary DNS record which is not possible at the
// moment.
ginkgo.By(fmt.Sprintf("Validating federation record %v", label))
predicate := func(actual []string) bool {
for _, v := range actual {
if v == localDNS {
return true
}
}
return false
}
t.checkDNSRecordFrom(federationDNS, predicate, "cluster-dns", wait.ForeverTestTimeout)
}
}
}
func (t *dnsFederationsConfigMapTest) setConfigMap(cm *v1.ConfigMap, fedMap map[string]string, isValid bool) {
t.fedMap = nil
if isValid {
t.fedMap = fedMap
}
t.isValid = isValid
t.dnsTestCommon.setConfigMap(cm)
}
func (t *dnsFederationsConfigMapTest) deleteConfigMap() {
t.isValid = false
t.dnsTestCommon.deleteConfigMap()
}
type dnsNameserverTest struct {
dnsTestCommon
}