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Add pre pull of e2e images after DiskPressure test

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The "system_node_critical_test" causes DiskPressure on the node,
resulting in eviction of some of the pre pulled images. This makes all
the resulting tests to fail, since their pod spec use PullPolicy: Never

The PrePullImages is now inside a defer, so it will be executed even tho
the assertions inside the "AfterEach" fail.
This commit is contained in:
Odin Ugedal 2019-08-27 14:55:46 +02:00
parent bdfc8f62b4
commit b9071991e3
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2 changed files with 15 additions and 5 deletions
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12
test/e2e_node/eviction_test.go
View File

@ -521,17 +521,19 @@ func runEvictionTest(f *framework.Framework, pressureTimeout time.Duration, expe
})
ginkgo.AfterEach(func() {
defer func() {
if expectedNodeCondition == v1.NodeDiskPressure && framework.TestContext.PrepullImages {
// The disk eviction test may cause the prepulled images to be evicted,
// prepull those images again to ensure this test not affect following tests.
PrePullAllImages()
}
}()
ginkgo.By("deleting pods")
for _, spec := range testSpecs {
ginkgo.By(fmt.Sprintf("deleting pod: %s", spec.pod.Name))
f.PodClient().DeleteSync(spec.pod.Name, &metav1.DeleteOptions{}, 10*time.Minute)
}
reduceAllocatableMemoryUsage()
if expectedNodeCondition == v1.NodeDiskPressure && framework.TestContext.PrepullImages {
// The disk eviction test may cause the prepulled images to be evicted,
// prepull those images again to ensure this test not affect following tests.
PrePullAllImages()
}
ginkgo.By("making sure we can start a new pod after the test")
podName := "test-admit-pod"
f.PodClient().CreateSync(&v1.Pod{

8
test/e2e_node/system_node_critical_test.go
View File

@ -95,6 +95,13 @@ var _ = framework.KubeDescribe("SystemNodeCriticalPod [Slow] [Serial] [Disruptiv
}, time.Minute*8, time.Second*4).ShouldNot(gomega.HaveOccurred())
})
ginkgo.AfterEach(func() {
defer func() {
if framework.TestContext.PrepullImages {
// The test may cause the prepulled images to be evicted,
// prepull those images again to ensure this test not affect following tests.
PrePullAllImages()
}
}()
ginkgo.By("delete the static pod")
err := deleteStaticPod(podPath, staticPodName, ns)
gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
@ -103,6 +110,7 @@ var _ = framework.KubeDescribe("SystemNodeCriticalPod [Slow] [Serial] [Disruptiv
gomega.Eventually(func() error {
return checkMirrorPodDisappear(f.ClientSet, mirrorPodName, ns)
}, time.Minute, time.Second*2).Should(gomega.BeNil())
})
})
})