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use log functions of core framework

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This commit is contained in:
hwdef 2019-08-27 13:52:14 +08:00
parent 12e6930d8a
commit 11e0873d24
9 changed files with 64 additions and 73 deletions
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1
test/e2e/instrumentation/monitoring/BUILD
View File

@ -38,7 +38,6 @@ go_library(
"//test/e2e/framework:go_default_library",
"//test/e2e/framework/config:go_default_library",
"//test/e2e/framework/gpu:go_default_library",
"//test/e2e/framework/log:go_default_library",
"//test/e2e/framework/metrics:go_default_library",
"//test/e2e/framework/pod:go_default_library",
"//test/e2e/instrumentation/common:go_default_library",

7
test/e2e/instrumentation/monitoring/accelerator.go
View File

@ -30,7 +30,6 @@ import (
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kubernetes/test/e2e/framework"
"k8s.io/kubernetes/test/e2e/framework/gpu"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
"k8s.io/kubernetes/test/e2e/scheduling"
"k8s.io/kubernetes/test/utils/image"
@ -102,7 +101,7 @@ func testStackdriverAcceleratorMonitoring(f *framework.Framework) {
pollingFunction := checkForAcceleratorMetrics(projectID, gcmService, time.Now(), metricsMap)
err = wait.Poll(pollFrequency, pollTimeout, pollingFunction)
if err != nil {
e2elog.Logf("Missing metrics: %+v", metricsMap)
framework.Logf("Missing metrics: %+v", metricsMap)
}
framework.ExpectNoError(err)
}
@ -120,9 +119,9 @@ func checkForAcceleratorMetrics(projectID string, gcmService *gcm.Service, start
if len(ts) > 0 {
counter = counter + 1
metricsMap[metric] = true
e2elog.Logf("Received %v timeseries for metric %v", len(ts), metric)
framework.Logf("Received %v timeseries for metric %v", len(ts), metric)
} else {
e2elog.Logf("No timeseries for metric %v", metric)
framework.Logf("No timeseries for metric %v", metric)
}
}
if counter < 3 {

5
test/e2e/instrumentation/monitoring/cadvisor.go
View File

@ -24,7 +24,6 @@ import (
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
"k8s.io/kubernetes/test/e2e/framework/config"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
"github.com/onsi/ginkgo"
@ -72,8 +71,8 @@ func CheckCadvisorHealthOnAllNodes(c clientset.Interface, timeout time.Duration)
if maxRetries--; maxRetries <= 0 {
break
}
e2elog.Logf("failed to retrieve kubelet stats -\n %v", errors)
framework.Logf("failed to retrieve kubelet stats -\n %v", errors)
time.Sleep(cadvisor.SleepDuration)
}
e2elog.Failf("Failed after retrying %d times for cadvisor to be healthy on all nodes. Errors:\n%v", maxRetries, errors)
framework.Failf("Failed after retrying %d times for cadvisor to be healthy on all nodes. Errors:\n%v", maxRetries, errors)
}

23
test/e2e/instrumentation/monitoring/custom_metrics_deployments.go
View File

@ -27,7 +27,6 @@ import (
rbacv1 "k8s.io/api/rbac/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
imageutils "k8s.io/kubernetes/test/utils/image"
)
@ -266,20 +265,20 @@ func CreateAdapter(adapterDeploymentFile string) error {
return err
}
stat, err := framework.RunKubectl("create", "-f", adapterURL)
e2elog.Logf(stat)
framework.Logf(stat)
return err
}
func createClusterAdminBinding() error {
stdout, stderr, err := framework.RunCmd("gcloud", "config", "get-value", "core/account")
if err != nil {
e2elog.Logf(stderr)
framework.Logf(stderr)
return err
}
serviceAccount := strings.TrimSpace(stdout)
e2elog.Logf("current service account: %q", serviceAccount)
framework.Logf("current service account: %q", serviceAccount)
stat, err := framework.RunKubectl("create", "clusterrolebinding", ClusterAdminBinding, "--clusterrole=cluster-admin", "--user="+serviceAccount)
e2elog.Logf(stat)
framework.Logf(stat)
return err
}
@ -308,32 +307,32 @@ func CreateDescriptors(service *gcm.Service, projectID string) error {
func CleanupDescriptors(service *gcm.Service, projectID string) {
_, err := service.Projects.MetricDescriptors.Delete(fmt.Sprintf("projects/%s/metricDescriptors/custom.googleapis.com/%s", projectID, CustomMetricName)).Do()
if err != nil {
e2elog.Logf("Failed to delete descriptor for metric '%s': %v", CustomMetricName, err)
framework.Logf("Failed to delete descriptor for metric '%s': %v", CustomMetricName, err)
}
_, err = service.Projects.MetricDescriptors.Delete(fmt.Sprintf("projects/%s/metricDescriptors/custom.googleapis.com/%s", projectID, UnusedMetricName)).Do()
if err != nil {
e2elog.Logf("Failed to delete descriptor for metric '%s': %v", CustomMetricName, err)
framework.Logf("Failed to delete descriptor for metric '%s': %v", CustomMetricName, err)
}
}
// CleanupAdapter deletes Custom Metrics - Stackdriver adapter deployments.
func CleanupAdapter(adapterDeploymentFile string) {
stat, err := framework.RunKubectl("delete", "-f", adapterDeploymentFile)
e2elog.Logf(stat)
framework.Logf(stat)
if err != nil {
e2elog.Logf("Failed to delete adapter deployments: %s", err)
framework.Logf("Failed to delete adapter deployments: %s", err)
}
err = exec.Command("rm", adapterDeploymentFile).Run()
if err != nil {
e2elog.Logf("Failed to delete adapter deployment file: %s", err)
framework.Logf("Failed to delete adapter deployment file: %s", err)
}
cleanupClusterAdminBinding()
}
func cleanupClusterAdminBinding() {
stat, err := framework.RunKubectl("delete", "clusterrolebinding", ClusterAdminBinding)
e2elog.Logf(stat)
framework.Logf(stat)
if err != nil {
e2elog.Logf("Failed to delete cluster admin binding: %s", err)
framework.Logf("Failed to delete cluster admin binding: %s", err)
}
}

55
test/e2e/instrumentation/monitoring/custom_metrics_stackdriver.go
View File

@ -36,7 +36,6 @@ import (
cacheddiscovery "k8s.io/client-go/discovery/cached/memory"
"k8s.io/client-go/restmapper"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
customclient "k8s.io/metrics/pkg/client/custom_metrics"
externalclient "k8s.io/metrics/pkg/client/external_metrics"
)
@ -58,7 +57,7 @@ var _ = instrumentation.SIGDescribe("Stackdriver Monitoring", func() {
kubeClient := f.ClientSet
config, err := framework.LoadConfig()
if err != nil {
e2elog.Failf("Failed to load config: %s", err)
framework.Failf("Failed to load config: %s", err)
}
discoveryClient := discovery.NewDiscoveryClientForConfigOrDie(config)
cachedDiscoClient := cacheddiscovery.NewMemCacheClient(discoveryClient)
@ -73,7 +72,7 @@ var _ = instrumentation.SIGDescribe("Stackdriver Monitoring", func() {
kubeClient := f.ClientSet
config, err := framework.LoadConfig()
if err != nil {
e2elog.Failf("Failed to load config: %s", err)
framework.Failf("Failed to load config: %s", err)
}
discoveryClient := discovery.NewDiscoveryClientForConfigOrDie(config)
cachedDiscoClient := cacheddiscovery.NewMemCacheClient(discoveryClient)
@ -88,7 +87,7 @@ var _ = instrumentation.SIGDescribe("Stackdriver Monitoring", func() {
kubeClient := f.ClientSet
config, err := framework.LoadConfig()
if err != nil {
e2elog.Failf("Failed to load config: %s", err)
framework.Failf("Failed to load config: %s", err)
}
externalMetricsClient := externalclient.NewForConfigOrDie(config)
testExternalMetrics(f, kubeClient, externalMetricsClient)
@ -103,32 +102,32 @@ func testCustomMetrics(f *framework.Framework, kubeClient clientset.Interface, c
gcmService, err := gcm.New(client)
if err != nil {
e2elog.Failf("Failed to create gcm service, %v", err)
framework.Failf("Failed to create gcm service, %v", err)
}
// Set up a cluster: create a custom metric and set up k8s-sd adapter
err = CreateDescriptors(gcmService, projectID)
if err != nil {
e2elog.Failf("Failed to create metric descriptor: %s", err)
framework.Failf("Failed to create metric descriptor: %s", err)
}
defer CleanupDescriptors(gcmService, projectID)
err = CreateAdapter(adapterDeployment)
if err != nil {
e2elog.Failf("Failed to set up: %s", err)
framework.Failf("Failed to set up: %s", err)
}
defer CleanupAdapter(adapterDeployment)
_, err = kubeClient.RbacV1().ClusterRoleBindings().Create(HPAPermissions)
if err != nil {
e2elog.Failf("Failed to create ClusterRoleBindings: %v", err)
framework.Failf("Failed to create ClusterRoleBindings: %v", err)
}
defer kubeClient.RbacV1().ClusterRoleBindings().Delete(HPAPermissions.Name, &metav1.DeleteOptions{})
// Run application that exports the metric
_, err = createSDExporterPods(f, kubeClient)
if err != nil {
e2elog.Failf("Failed to create stackdriver-exporter pod: %s", err)
framework.Failf("Failed to create stackdriver-exporter pod: %s", err)
}
defer cleanupSDExporterPod(f, kubeClient)
@ -149,33 +148,33 @@ func testExternalMetrics(f *framework.Framework, kubeClient clientset.Interface,
gcmService, err := gcm.New(client)
if err != nil {
e2elog.Failf("Failed to create gcm service, %v", err)
framework.Failf("Failed to create gcm service, %v", err)
}
// Set up a cluster: create a custom metric and set up k8s-sd adapter
err = CreateDescriptors(gcmService, projectID)
if err != nil {
e2elog.Failf("Failed to create metric descriptor: %s", err)
framework.Failf("Failed to create metric descriptor: %s", err)
}
defer CleanupDescriptors(gcmService, projectID)
// Both deployments - for old and new resource model - expose External Metrics API.
err = CreateAdapter(AdapterForOldResourceModel)
if err != nil {
e2elog.Failf("Failed to set up: %s", err)
framework.Failf("Failed to set up: %s", err)
}
defer CleanupAdapter(AdapterForOldResourceModel)
_, err = kubeClient.RbacV1().ClusterRoleBindings().Create(HPAPermissions)
if err != nil {
e2elog.Failf("Failed to create ClusterRoleBindings: %v", err)
framework.Failf("Failed to create ClusterRoleBindings: %v", err)
}
defer kubeClient.RbacV1().ClusterRoleBindings().Delete(HPAPermissions.Name, &metav1.DeleteOptions{})
// Run application that exports the metric
pod, err := createSDExporterPods(f, kubeClient)
if err != nil {
e2elog.Failf("Failed to create stackdriver-exporter pod: %s", err)
framework.Failf("Failed to create stackdriver-exporter pod: %s", err)
}
defer cleanupSDExporterPod(f, kubeClient)
@ -190,34 +189,34 @@ func testExternalMetrics(f *framework.Framework, kubeClient clientset.Interface,
func verifyResponsesFromCustomMetricsAPI(f *framework.Framework, customMetricsClient customclient.CustomMetricsClient, discoveryClient *discovery.DiscoveryClient) {
resources, err := discoveryClient.ServerResourcesForGroupVersion("custom.metrics.k8s.io/v1beta1")
if err != nil {
e2elog.Failf("Failed to retrieve a list of supported metrics: %s", err)
framework.Failf("Failed to retrieve a list of supported metrics: %s", err)
}
if !containsResource(resources.APIResources, "*/custom.googleapis.com|"+CustomMetricName) {
e2elog.Failf("Metric '%s' expected but not received", CustomMetricName)
framework.Failf("Metric '%s' expected but not received", CustomMetricName)
}
if !containsResource(resources.APIResources, "*/custom.googleapis.com|"+UnusedMetricName) {
e2elog.Failf("Metric '%s' expected but not received", UnusedMetricName)
framework.Failf("Metric '%s' expected but not received", UnusedMetricName)
}
value, err := customMetricsClient.NamespacedMetrics(f.Namespace.Name).GetForObject(schema.GroupKind{Group: "", Kind: "Pod"}, stackdriverExporterPod1, CustomMetricName, labels.NewSelector())
if err != nil {
e2elog.Failf("Failed query: %s", err)
framework.Failf("Failed query: %s", err)
}
if value.Value.Value() != CustomMetricValue {
e2elog.Failf("Unexpected metric value for metric %s: expected %v but received %v", CustomMetricName, CustomMetricValue, value.Value)
framework.Failf("Unexpected metric value for metric %s: expected %v but received %v", CustomMetricName, CustomMetricValue, value.Value)
}
filter, err := labels.NewRequirement("name", selection.Equals, []string{stackdriverExporterLabel})
if err != nil {
e2elog.Failf("Couldn't create a label filter")
framework.Failf("Couldn't create a label filter")
}
values, err := customMetricsClient.NamespacedMetrics(f.Namespace.Name).GetForObjects(schema.GroupKind{Group: "", Kind: "Pod"}, labels.NewSelector().Add(*filter), CustomMetricName, labels.NewSelector())
if err != nil {
e2elog.Failf("Failed query: %s", err)
framework.Failf("Failed query: %s", err)
}
if len(values.Items) != 1 {
e2elog.Failf("Expected results for exactly 1 pod, but %v results received", len(values.Items))
framework.Failf("Expected results for exactly 1 pod, but %v results received", len(values.Items))
}
if values.Items[0].DescribedObject.Name != stackdriverExporterPod1 || values.Items[0].Value.Value() != CustomMetricValue {
e2elog.Failf("Unexpected metric value for metric %s and pod %s: %v", CustomMetricName, values.Items[0].DescribedObject.Name, values.Items[0].Value.Value())
framework.Failf("Unexpected metric value for metric %s and pod %s: %v", CustomMetricName, values.Items[0].DescribedObject.Name, values.Items[0].Value.Value())
}
}
@ -242,27 +241,27 @@ func verifyResponseFromExternalMetricsAPI(f *framework.Framework, externalMetric
NamespacedMetrics("dummy").
List("custom.googleapis.com|"+CustomMetricName, labels.NewSelector().Add(*req1, *req2, *req3, *req4, *req5))
if err != nil {
e2elog.Failf("Failed query: %s", err)
framework.Failf("Failed query: %s", err)
}
if len(values.Items) != 1 {
e2elog.Failf("Expected exactly one external metric value, but % values received", len(values.Items))
framework.Failf("Expected exactly one external metric value, but % values received", len(values.Items))
}
if values.Items[0].MetricName != "custom.googleapis.com|"+CustomMetricName ||
values.Items[0].Value.Value() != CustomMetricValue ||
// Check one label just to make sure labels are included
values.Items[0].MetricLabels["resource.labels.pod_id"] != string(pod.UID) {
e2elog.Failf("Unexpected result for metric %s: %v", CustomMetricName, values.Items[0])
framework.Failf("Unexpected result for metric %s: %v", CustomMetricName, values.Items[0])
}
}
func cleanupSDExporterPod(f *framework.Framework, cs clientset.Interface) {
err := cs.CoreV1().Pods(f.Namespace.Name).Delete(stackdriverExporterPod1, &metav1.DeleteOptions{})
if err != nil {
e2elog.Logf("Failed to delete %s pod: %v", stackdriverExporterPod1, err)
framework.Logf("Failed to delete %s pod: %v", stackdriverExporterPod1, err)
}
err = cs.CoreV1().Pods(f.Namespace.Name).Delete(stackdriverExporterPod2, &metav1.DeleteOptions{})
if err != nil {
e2elog.Logf("Failed to delete %s pod: %v", stackdriverExporterPod2, err)
framework.Logf("Failed to delete %s pod: %v", stackdriverExporterPod2, err)
}
}

5
test/e2e/instrumentation/monitoring/metrics_grabber.go
View File

@ -22,7 +22,6 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
"k8s.io/kubernetes/test/e2e/framework/metrics"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
@ -72,7 +71,7 @@ var _ = instrumentation.SIGDescribe("MetricsGrabber", func() {
}
}
if !masterRegistered {
e2elog.Logf("Master is node api.Registry. Skipping testing Scheduler metrics.")
framework.Logf("Master is node api.Registry. Skipping testing Scheduler metrics.")
return
}
response, err := grabber.GrabFromScheduler()
@ -93,7 +92,7 @@ var _ = instrumentation.SIGDescribe("MetricsGrabber", func() {
}
}
if !masterRegistered {
e2elog.Logf("Master is node api.Registry. Skipping testing ControllerManager metrics.")
framework.Logf("Master is node api.Registry. Skipping testing ControllerManager metrics.")
return
}
response, err := grabber.GrabFromControllerManager()

13
test/e2e/instrumentation/monitoring/prometheus.go
View File

@ -30,7 +30,6 @@ import (
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/common"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
)
@ -172,7 +171,7 @@ func validateQueryReturnsCorrectValues(c clientset.Interface, query string, expe
if len(samples) < minSamplesCount {
return fmt.Errorf("Not enough samples for query '%v', got %v", query, samples)
}
e2elog.Logf("Executed query '%v' returned %v", query, samples)
framework.Logf("Executed query '%v' returned %v", query, samples)
for _, value := range samples {
error := math.Abs(value-expectedValue) / expectedValue
if error >= errorTolerance {
@ -212,7 +211,7 @@ func getInstanceLabelsAvailableForMetric(c clientset.Interface, duration time.Du
instanceLabels := make([]string, 0)
m, ok := result.(model.Matrix)
if !ok {
e2elog.Failf("Expected matrix response for query '%v', got: %T", query, result)
framework.Failf("Expected matrix response for query '%v', got: %T", query, result)
return instanceLabels, nil
}
for _, stream := range m {
@ -239,7 +238,7 @@ func fetchPrometheusTargetDiscovery(c clientset.Interface) (TargetDiscovery, err
Raw()
var qres promTargetsResponse
if err != nil {
e2elog.Logf(string(response))
framework.Logf(string(response))
return qres.Data, err
}
err = json.Unmarshal(response, &qres)
@ -304,7 +303,7 @@ func queryPrometheus(c clientset.Interface, query string, start, end time.Time,
Do().
Raw()
if err != nil {
e2elog.Logf(string(response))
framework.Logf(string(response))
return nil, err
}
var qres promQueryResponse
@ -370,10 +369,10 @@ func retryUntilSucceeds(validator func() error, timeout time.Duration) {
if time.Since(startTime) >= timeout {
break
}
e2elog.Logf(err.Error())
framework.Logf(err.Error())
time.Sleep(prometheusSleepBetweenAttempts)
}
e2elog.Failf(err.Error())
framework.Failf(err.Error())
}
func getAllNodes(c clientset.Interface) ([]string, error) {

15
test/e2e/instrumentation/monitoring/stackdriver.go
View File

@ -29,7 +29,6 @@ import (
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kubernetes/test/e2e/common"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
gcm "google.golang.org/api/monitoring/v3"
@ -84,9 +83,9 @@ func testStackdriverMonitoring(f *framework.Framework, pods, allPodsCPU int, per
// and uncomment following lines (comment out the two lines above): (DON'T set the env var below)
/*
ts, err := google.DefaultTokenSource(oauth2.NoContext)
e2elog.Logf("Couldn't get application default credentials, %v", err)
framework.Logf("Couldn't get application default credentials, %v", err)
if err != nil {
e2elog.Failf("Error accessing application default credentials, %v", err)
framework.Failf("Error accessing application default credentials, %v", err)
}
client := oauth2.NewClient(oauth2.NoContext, ts)
*/
@ -111,7 +110,7 @@ func testStackdriverMonitoring(f *framework.Framework, pods, allPodsCPU int, per
pollingFunction := checkForMetrics(projectID, gcmService, time.Now(), metricsMap, allPodsCPU, perPodCPU)
err = wait.Poll(pollFrequency, pollTimeout, pollingFunction)
if err != nil {
e2elog.Logf("Missing metrics: %+v\n", metricsMap)
framework.Logf("Missing metrics: %+v\n", metricsMap)
}
framework.ExpectNoError(err)
}
@ -130,9 +129,9 @@ func checkForMetrics(projectID string, gcmService *gcm.Service, start time.Time,
if len(ts) > 0 {
counter = counter + 1
metricsMap[metric] = true
e2elog.Logf("Received %v timeseries for metric %v\n", len(ts), metric)
framework.Logf("Received %v timeseries for metric %v\n", len(ts), metric)
} else {
e2elog.Logf("No timeseries for metric %v\n", metric)
framework.Logf("No timeseries for metric %v\n", metric)
}
var sum float64
@ -149,10 +148,10 @@ func checkForMetrics(projectID string, gcmService *gcm.Service, start time.Time,
}
}
sum = sum + *max.Value.DoubleValue
e2elog.Logf("Received %v points for metric %v\n",
framework.Logf("Received %v points for metric %v\n",
len(t.Points), metric)
}
e2elog.Logf("Most recent cpu/utilization sum*cpu/limit: %v\n", sum*float64(cpuLimit))
framework.Logf("Most recent cpu/utilization sum*cpu/limit: %v\n", sum*float64(cpuLimit))
if math.Abs(sum*float64(cpuLimit)-float64(cpuUsed)) > tolerance*float64(cpuUsed) {
return false, nil
}

13
test/e2e/instrumentation/monitoring/stackdriver_metadata_agent.go
View File

@ -30,7 +30,6 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
instrumentation "k8s.io/kubernetes/test/e2e/instrumentation/common"
)
@ -69,7 +68,7 @@ func testAgent(f *framework.Framework, kubeClient clientset.Interface) {
oauthClient, err := google.DefaultClient(context.Background(), MonitoringScope)
if err != nil {
e2elog.Failf("Failed to create oauth client: %s", err)
framework.Failf("Failed to create oauth client: %s", err)
}
// Create test pod with unique name.
@ -83,22 +82,22 @@ func testAgent(f *framework.Framework, kubeClient clientset.Interface) {
resp, err := oauthClient.Get(endpoint)
if err != nil {
e2elog.Failf("Failed to call Stackdriver Metadata API %s", err)
framework.Failf("Failed to call Stackdriver Metadata API %s", err)
}
if resp.StatusCode != 200 {
e2elog.Failf("Stackdriver Metadata API returned error status: %s", resp.Status)
framework.Failf("Stackdriver Metadata API returned error status: %s", resp.Status)
}
metadataAPIResponse, err := ioutil.ReadAll(resp.Body)
if err != nil {
e2elog.Failf("Failed to read response from Stackdriver Metadata API: %s", err)
framework.Failf("Failed to read response from Stackdriver Metadata API: %s", err)
}
exists, err := verifyPodExists(metadataAPIResponse, uniqueContainerName)
if err != nil {
e2elog.Failf("Failed to process response from Stackdriver Metadata API: %s", err)
framework.Failf("Failed to process response from Stackdriver Metadata API: %s", err)
}
if !exists {
e2elog.Failf("Missing Metadata for container %q", uniqueContainerName)
framework.Failf("Missing Metadata for container %q", uniqueContainerName)
}
}