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windows-tests: Add retries to Windows assertConsistentConnectivity func

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Add retry logic to the `assertConsistentConnectivity` function from
the `test/e2e/windows/hybrid_network.go` file.

Signed-off-by: Ionut Balutoiu <ibalutoiu@cloudbasesolutions.com>
This commit is contained in:
Ionut Balutoiu 2023-06-26 17:53:13 +03:00
parent ae2e0c00b5
commit 8e5b959e12
3 changed files with 20 additions and 14 deletions
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24
test/e2e/windows/hybrid_network.go
View File

@ -69,10 +69,10 @@ var _ = sigDescribe("Hybrid cluster network", skipUnlessWindows(func() {
ginkgo.By("verifying pod internal connectivity to the cluster dataplane")
ginkgo.By("checking connectivity from Linux to Windows")
assertConsistentConnectivity(ctx, f, linuxPod.ObjectMeta.Name, linuxOS, linuxCheck(windowsPod.Status.PodIP, 80))
assertConsistentConnectivity(ctx, f, linuxPod.ObjectMeta.Name, linuxOS, linuxCheck(windowsPod.Status.PodIP, 80), internalMaxTries)
ginkgo.By("checking connectivity from Windows to Linux")
assertConsistentConnectivity(ctx, f, windowsPod.ObjectMeta.Name, windowsOS, windowsCheck(linuxPod.Status.PodIP))
assertConsistentConnectivity(ctx, f, windowsPod.ObjectMeta.Name, windowsOS, windowsCheck(linuxPod.Status.PodIP), internalMaxTries)
})
@ -84,7 +84,7 @@ var _ = sigDescribe("Hybrid cluster network", skipUnlessWindows(func() {
ginkgo.By("verifying pod external connectivity to the internet")
ginkgo.By("checking connectivity to 8.8.8.8 53 (google.com) from Linux")
assertConsistentConnectivity(ctx, f, linuxPod.ObjectMeta.Name, linuxOS, linuxCheck("8.8.8.8", 53))
assertConsistentConnectivity(ctx, f, linuxPod.ObjectMeta.Name, linuxOS, linuxCheck("8.8.8.8", 53), externalMaxTries)
})
ginkgo.It("should provide Internet connection for Windows containers using DNS [Feature:Networking-DNS]", func(ctx context.Context) {
@ -95,7 +95,7 @@ var _ = sigDescribe("Hybrid cluster network", skipUnlessWindows(func() {
ginkgo.By("verifying pod external connectivity to the internet")
ginkgo.By("checking connectivity to 8.8.8.8 53 (google.com) from Windows")
assertConsistentConnectivity(ctx, f, windowsPod.ObjectMeta.Name, windowsOS, windowsCheck("www.google.com"))
assertConsistentConnectivity(ctx, f, windowsPod.ObjectMeta.Name, windowsOS, windowsCheck("www.google.com"), externalMaxTries)
})
})
@ -106,14 +106,20 @@ var (
duration = "10s"
pollInterval = "1s"
timeoutSeconds = 10
externalMaxTries = 10
internalMaxTries = 1
)
func assertConsistentConnectivity(ctx context.Context, f *framework.Framework, podName string, os string, cmd []string) {
func assertConsistentConnectivity(ctx context.Context, f *framework.Framework, podName string, os string, cmd []string, maxTries int) {
connChecker := func() error {
ginkgo.By(fmt.Sprintf("checking connectivity of %s-container in %s", os, podName))
// TODO, we should be retrying this similar to what is done in DialFromNode, in the test/e2e/networking/networking.go tests
stdout, stderr, err := e2epod.ExecCommandInContainerWithFullOutput(f, podName, os+"-container", cmd...)
if err != nil {
var err error
for i := 0; i < maxTries; i++ {
ginkgo.By(fmt.Sprintf("checking connectivity of %s-container in %s", os, podName))
stdout, stderr, err := e2epod.ExecCommandInContainerWithFullOutput(f, podName, os+"-container", cmd...)
if err == nil {
break
}
framework.Logf("Encountered error while running command: %v.\nStdout: %s\nStderr: %s\nErr: %v", cmd, stdout, stderr, err)
}
return err

8
test/e2e/windows/reboot_node.go
View File

@ -111,13 +111,13 @@ var _ = sigDescribe("[Feature:Windows] [Excluded:WindowsDocker] [MinimumKubeletV
nginxPod = e2epod.NewPodClient(f).CreateSync(ctx, nginxPod)
ginkgo.By("checking connectivity to 8.8.8.8 53 (google.com) from Linux")
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck("8.8.8.8", 53))
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck("8.8.8.8", 53), externalMaxTries)
ginkgo.By("checking connectivity to www.google.com from Windows")
assertConsistentConnectivity(ctx, f, agnPod.ObjectMeta.Name, "windows", windowsCheck("www.google.com"))
assertConsistentConnectivity(ctx, f, agnPod.ObjectMeta.Name, "windows", windowsCheck("www.google.com"), externalMaxTries)
ginkgo.By("checking connectivity from Linux to Windows for the first time")
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck(agnPod.Status.PodIP, 80))
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck(agnPod.Status.PodIP, 80), internalMaxTries)
initialRestartCount := podutil.GetExistingContainerStatus(agnPod.Status.ContainerStatuses, "windows-container").RestartCount
@ -201,7 +201,7 @@ var _ = sigDescribe("[Feature:Windows] [Excluded:WindowsDocker] [MinimumKubeletV
agnPodOut, err := f.ClientSet.CoreV1().Pods(f.Namespace.Name).Get(ctx, agnPod.Name, metav1.GetOptions{})
gomega.Expect(agnPodOut.Status.Phase).To(gomega.Equal(v1.PodRunning))
framework.ExpectNoError(err, "getting pod info after reboot")
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck(agnPodOut.Status.PodIP, 80))
assertConsistentConnectivity(ctx, f, nginxPod.ObjectMeta.Name, "linux", linuxCheck(agnPodOut.Status.PodIP, 80), internalMaxTries)
// create another host process pod to check system boot time
checkPod := &v1.Pod{

2
test/e2e/windows/service.go
View File

@ -82,7 +82,7 @@ var _ = sigDescribe("Services", skipUnlessWindows(func() {
// Admission controllers may sometimes do the wrong thing
gomega.Expect(testPod.Spec.NodeSelector).To(gomega.HaveKeyWithValue("kubernetes.io/os", "windows"), "pod.spec.nodeSelector")
ginkgo.By(fmt.Sprintf("checking connectivity Pod to curl http://%s:%d", nodeIP, nodePort))
assertConsistentConnectivity(ctx, f, testPod.ObjectMeta.Name, windowsOS, windowsCheck(fmt.Sprintf("http://%s", net.JoinHostPort(nodeIP, strconv.Itoa(nodePort)))))
assertConsistentConnectivity(ctx, f, testPod.ObjectMeta.Name, windowsOS, windowsCheck(fmt.Sprintf("http://%s", net.JoinHostPort(nodeIP, strconv.Itoa(nodePort)))), internalMaxTries)
})
}))