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Add e2e test for service.kubernetes.io/service-proxy-name

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This commit is contained in:
Brad Hoekstra 2018-11-30 16:29:52 -05:00
parent 18e5736b0f
commit ae49bf6458
1 changed files with 61 additions and 0 deletions
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61
test/e2e/network/service.go
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@ -1687,6 +1687,67 @@ var _ = SIGDescribe("Services", func() {
svc.Spec.ExternalTrafficPolicy = v1.ServiceExternalTrafficPolicyTypeCluster
execAffinityTestForLBService(f, cs, svc, true)
})
It("should implement service.kubernetes.io/service-proxy-name", func() {
// this test uses framework.NodeSSHHosts that does not work if a Node only reports LegacyHostIP
framework.SkipUnlessProviderIs(framework.ProvidersWithSSH...)
// this test does not work if the Node does not support SSH Key
framework.SkipUnlessSSHKeyPresent()
ns := f.Namespace.Name
numPods, servicePort := 3, defaultServeHostnameServicePort
serviceProxyNameLabels := map[string]string{"service.kubernetes.io/service-proxy-name": "foo-bar"}
// We will create 2 services to test creating services in both states and also dynamic updates
// svcDisabled: Created with the label, will always be disabled. We create this early and
// test again late to make sure it never becomes available.
// svcToggled: Created without the label then the label is toggled verifying reachability at each step.
By("creating service-disabled in namespace " + ns)
svcDisabled := getServeHostnameService("service-disabled")
svcDisabled.ObjectMeta.Labels = serviceProxyNameLabels
_, svcDisabledIP, err := framework.StartServeHostnameService(cs, internalClientset, svcDisabled, ns, numPods)
Expect(err).NotTo(HaveOccurred())
By("creating service in namespace " + ns)
svcToggled := getServeHostnameService("service")
podToggledNames, svcToggledIP, err := framework.StartServeHostnameService(cs, internalClientset, svcToggled, ns, numPods)
Expect(err).NotTo(HaveOccurred())
jig := framework.NewServiceTestJig(cs, svcToggled.ObjectMeta.Name)
hosts, err := framework.NodeSSHHosts(cs)
Expect(err).NotTo(HaveOccurred())
if len(hosts) == 0 {
framework.Failf("No ssh-able nodes")
}
host := hosts[0]
By("verifying service is up")
framework.ExpectNoError(framework.VerifyServeHostnameServiceUp(cs, ns, host, podToggledNames, svcToggledIP, servicePort))
By("verifying service-disabled is not up")
framework.ExpectNoError(framework.VerifyServeHostnameServiceDown(cs, host, svcDisabledIP, servicePort))
By("adding service-proxy-name label")
jig.UpdateServiceOrFail(ns, svcToggled.ObjectMeta.Name, func(svc *v1.Service) {
svc.ObjectMeta.Labels = serviceProxyNameLabels
})
By("verifying service is not up")
framework.ExpectNoError(framework.VerifyServeHostnameServiceDown(cs, host, svcToggledIP, servicePort))
By("removing service-proxy-name annotation")
jig.UpdateServiceOrFail(ns, svcToggled.ObjectMeta.Name, func(svc *v1.Service) {
svc.ObjectMeta.Labels = nil
})
By("verifying service is up")
framework.ExpectNoError(framework.VerifyServeHostnameServiceUp(cs, ns, host, podToggledNames, svcToggledIP, servicePort))
By("verifying service-disabled is still not up")
framework.ExpectNoError(framework.VerifyServeHostnameServiceDown(cs, host, svcDisabledIP, servicePort))
})
})
// TODO: Get rid of [DisabledForLargeClusters] tag when issue #56138 is fixed.