@@ -96,44 +96,6 @@ var _ = SIGDescribe(feature.CriProxy, framework.WithSerial(), func() {
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framework .ExpectNoError (err )
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})
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- ginkgo .It ("Image pull retry backs off on error." , func (ctx context.Context ) {
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- // inject PullImage failed to trigger backoff
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- expectedErr := fmt .Errorf ("PullImage failed" )
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- err := addCRIProxyInjector (e2eCriProxy , func (apiName string ) error {
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- if apiName == criproxy .PullImage {
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- return expectedErr
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- }
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- return nil
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- })
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- framework .ExpectNoError (err )
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-
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- pod := e2epod .NewPodClient (f ).Create (ctx , newImageBackoffPod ())
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- framework .Logf ("pod name: %s" , pod .Name )
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- podErr := e2epod .WaitForPodCondition (ctx , f .ClientSet , f .Namespace .Name , pod .Name , "ImagePullBackOff" , 1 * time .Minute , func (pod * v1.Pod ) (bool , error ) {
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- if len (pod .Status .ContainerStatuses ) > 0 && pod .Status .Reason == images .ErrImagePullBackOff .Error () {
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- return true , nil
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- }
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- return false , nil
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- })
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- gomega .Expect (podErr ).To (gomega .HaveOccurred ())
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-
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- eventMsg , err := getFailedToPullImageMsg (ctx , f , pod .Name )
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- framework .ExpectNoError (err )
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- isExpectedErrMsg := strings .Contains (eventMsg , expectedErr .Error ())
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- gomega .Expect (isExpectedErrMsg ).To (gomega .BeTrueBecause ("we injected an exception into the PullImage interface of the cri proxy" ))
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-
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- // Wait for ~60s worth of backoffs to occur so we can confirm the backoff growth.
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- podErr = e2epod .WaitForPodContainerStarted (ctx , f .ClientSet , f .Namespace .Name , pod .Name , 0 , 1 * time .Minute )
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- gomega .Expect (podErr ).To (gomega .HaveOccurred (), "Expected container not to start from repeadedly backing off image pulls" )
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-
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- e , err := getImageBackoffs (ctx , f , pod .Name )
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- framework .ExpectNoError (err )
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- // 3 would take 10s best case
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- gomega .Expect (e .Count ).Should (gomega .BeNumerically (">" , 3 ))
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- // 6 would take 150s best case
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- gomega .Expect (e .Count ).Should (gomega .BeNumerically ("<=" , 6 ))
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-
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- })
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})
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ginkgo .Context ("Inject a pull image timeout exception into the CriProxy" , func () {
@@ -185,21 +147,7 @@ func getFailedToPullImageMsg(ctx context.Context, f *framework.Framework, podNam
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return "" , fmt .Errorf ("failed to find FailedToPullImage event for pod: %s" , podName )
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}
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- func getImageBackoffs (ctx context.Context , f * framework.Framework , podName string ) (v1.Event , error ) {
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-
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- event := v1.Event {}
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- e , err := f .ClientSet .CoreV1 ().Events (f .Namespace .Name ).List (ctx , metav1.ListOptions {})
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- if err != nil {
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- return event , err
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- }
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- for _ , event := range e .Items {
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- if event .InvolvedObject .Name == podName && event .Reason == kubeletevents .PullingImage {
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- return event , nil
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- }
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- }
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- return event , nil
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- }
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func getPodImagePullDuration (ctx context.Context , f * framework.Framework , podName string ) (time.Duration , error ) {
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events , err := f .ClientSet .CoreV1 ().Events (f .Namespace .Name ).List (ctx , metav1.ListOptions {})
@@ -226,25 +174,6 @@ func getPodImagePullDuration(ctx context.Context, f *framework.Framework, podNam
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return endTime .Sub (startTime ), nil
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}
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- func newImageBackoffPod () * v1.Pod {
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- podName := "image-backoff" + string (uuid .NewUUID ())
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- pod := & v1.Pod {
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- ObjectMeta : metav1.ObjectMeta {
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- Name : podName ,
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- },
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- Spec : v1.PodSpec {
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- Containers : []v1.Container {
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- {
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- Image : imageutils .GetPauseImageName (),
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- Name : podName ,
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- ImagePullPolicy : v1 .PullAlways ,
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- },
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- },
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- },
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- }
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- return pod
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- }
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-
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func newPullImageAlwaysPod () * v1.Pod {
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podName := "cri-proxy-test-" + string (uuid .NewUUID ())
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pod := & v1.Pod {
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