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Merge pull request #68420 from rajansandeep/fixfederationtest

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Add CoreDNS configmap to federation test
This commit is contained in:
k8s-ci-robot 2018-09-12 15:04:44 -07:00 committed by GitHub
commit a720b18ec7
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1 changed files with 89 additions and 26 deletions
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115
test/e2e/network/dns_configmap.go
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@ -57,39 +57,97 @@ func (t *dnsFederationsConfigMapTest) run() {
defer t.c.CoreV1().ConfigMaps(t.ns).Delete(t.name, nil)
t.createUtilPodLabel("e2e-dns-configmap")
defer t.deleteUtilPod()
originalConfigMapData := t.fetchDNSConfigMapData()
defer t.restoreDNSConfigMap(originalConfigMapData)
t.validate()
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"}
if t.name == "coredns" {
t.labels = []string{"abc", "ghi"}
defaultConfig := map[string]string{
"Corefile": `.:53 {
kubernetes cluster.local in-addr.arpa ip6.arpa {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
}
}`}
By("empty -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate()
valid1 := map[string]string{
"Corefile": `.:53 {
kubernetes cluster.local in-addr.arpa ip6.arpa {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
}
federation cluster.local {
abc def.com
}
proxy . /etc/resolv.conf
}`}
valid1m := map[string]string{t.labels[0]: "def.com"}
By("valid1 -> valid2")
t.setConfigMap(&v1.ConfigMap{Data: valid2}, valid2m, true)
t.validate()
valid2 := map[string]string{
"Corefile": `:53 {
kubernetes cluster.local in-addr.arpa ip6.arpa {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
}
federation cluster.local {
ghi xyz.com
}
proxy . /etc/resolv.conf
}`}
valid2m := map[string]string{t.labels[1]: "xyz.com"}
By("valid2 -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate()
By("default -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.deleteCoreDNSPods()
t.validate()
By("invalid -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate()
By("valid1 -> valid2")
t.setConfigMap(&v1.ConfigMap{Data: valid2}, valid2m, true)
t.deleteCoreDNSPods()
t.validate()
By("valid1 -> deleted")
t.deleteConfigMap()
t.validate()
By("valid2 -> default")
t.setConfigMap(&v1.ConfigMap{Data: defaultConfig}, nil, false)
t.deleteCoreDNSPods()
t.validate()
By("deleted -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate()
} 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"}
By("empty -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate()
By("valid1 -> valid2")
t.setConfigMap(&v1.ConfigMap{Data: valid2}, valid2m, true)
t.validate()
By("valid2 -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate()
By("invalid -> valid1")
t.setConfigMap(&v1.ConfigMap{Data: valid1}, valid1m, true)
t.validate()
By("valid1 -> deleted")
t.deleteConfigMap()
t.validate()
By("deleted -> invalid")
t.setConfigMap(&v1.ConfigMap{Data: invalid}, nil, false)
t.validate()
}
}
func (t *dnsFederationsConfigMapTest) validate() {
@ -104,7 +162,7 @@ func (t *dnsFederationsConfigMapTest) validate() {
predicate := func(actual []string) bool {
return len(actual) == 0
}
t.checkDNSRecord(federationDNS, predicate, wait.ForeverTestTimeout)
t.checkDNSRecordFrom(federationDNS, predicate, "cluster-dns", wait.ForeverTestTimeout)
}
} else {
for label := range federations {
@ -112,6 +170,9 @@ func (t *dnsFederationsConfigMapTest) validate() {
t.utilService.ObjectMeta.Name, t.f.Namespace.Name, label)
var localDNS = fmt.Sprintf("%s.%s.svc.cluster.local.",
t.utilService.ObjectMeta.Name, t.f.Namespace.Name)
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.
@ -124,12 +185,14 @@ func (t *dnsFederationsConfigMapTest) validate() {
}
return false
}
t.checkDNSRecord(federationDNS, predicate, wait.ForeverTestTimeout)
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
}