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Merge pull request #29031 from saad-ali/waitForDetachOnPDTests

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Automatic merge from submit-queue

Make PD E2E Tests Wait for Detach to Prevent Kernel Errors

Fixes https://github.com/kubernetes/kubernetes/issues/28854
This commit is contained in:
k8s-merge-robot 2016-07-16 10:01:15 -07:00 committed by GitHub
commit 51629f50b7
1 changed files with 25 additions and 0 deletions
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25
test/e2e/pd.go
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@ -131,6 +131,10 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host1Pod")
framework.ExpectNoError(podClient.Delete(host1Pod.Name, api.NewDeleteOptions(0)), "Failed to delete host1Pod")
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(diskName, host0Name)
waitForPDDetach(diskName, host1Name)
return
})
@ -191,6 +195,10 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host1Pod")
framework.ExpectNoError(podClient.Delete(host1Pod.Name, &api.DeleteOptions{}), "Failed to delete host1Pod")
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(diskName, host0Name)
waitForPDDetach(diskName, host1Name)
return
})
@ -240,6 +248,10 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host1ROPod")
framework.ExpectNoError(podClient.Delete(host1ROPod.Name, api.NewDeleteOptions(0)), "Failed to delete host1ROPod")
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(diskName, host0Name)
waitForPDDetach(diskName, host1Name)
})
It("Should schedule a pod w/ a readonly PD on two hosts, then remove both gracefully. [Slow]", func() {
@ -288,6 +300,10 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host1ROPod")
framework.ExpectNoError(podClient.Delete(host1ROPod.Name, &api.DeleteOptions{}), "Failed to delete host1ROPod")
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(diskName, host0Name)
waitForPDDetach(diskName, host1Name)
})
It("should schedule a pod w/ a RW PD shared between multiple containers, write to PD, delete pod, verify contents, and repeat in rapid succession [Slow]", func() {
@ -338,6 +354,9 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host0Pod")
framework.ExpectNoError(podClient.Delete(host0Pod.Name, api.NewDeleteOptions(0)), "Failed to delete host0Pod")
}
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(diskName, host0Name)
})
It("should schedule a pod w/two RW PDs both mounted to one container, write to PD, verify contents, delete pod, recreate pod, verify contents, and repeat in rapid succession [Slow]", func() {
@ -394,6 +413,10 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
By("deleting host0Pod")
framework.ExpectNoError(podClient.Delete(host0Pod.Name, api.NewDeleteOptions(0)), "Failed to delete host0Pod")
}
By("Test completed successfully, waiting for PD to safely detach")
waitForPDDetach(disk1Name, host0Name)
waitForPDDetach(disk2Name, host0Name)
})
})
@ -623,6 +646,7 @@ func testPDPod(diskNames []string, targetHost string, readOnly bool, numContaine
// Waits for specified PD to to detach from specified hostName
func waitForPDDetach(diskName, hostName string) error {
if framework.TestContext.Provider == "gce" || framework.TestContext.Provider == "gke" {
framework.Logf("Waiting for GCE PD %q to detach from node %q.", diskName, hostName)
gceCloud, err := getGCECloud()
if err != nil {
return err
@ -662,6 +686,7 @@ func getGCECloud() (*gcecloud.GCECloud, error) {
func detachAndDeletePDs(diskName string, hosts []string) {
for _, host := range hosts {
framework.Logf("Detaching GCE PD %q from node %q.", diskName, host)
detachPD(host, diskName)
By(fmt.Sprintf("Waiting for PD %q to detach from %q", diskName, host))
waitForPDDetach(diskName, host)