94 lines
2.7 KiB
Go
94 lines
2.7 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package e2e
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import (
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"time"
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meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/kubernetes/test/e2e/framework"
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. "github.com/onsi/ginkgo"
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)
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const (
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// eventsIngestionTimeout is the amount of time to wait until some
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// events are ingested.
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eventsIngestionTimeout = 10 * time.Minute
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// eventPollingInterval is the delay between attempts to read events
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// from the logs provider.
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eventPollingInterval = 1 * time.Second
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// eventCreationInterval is the minimal delay between two events
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// created for testing purposes.
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eventCreationInterval = 10 * time.Second
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)
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var _ = framework.KubeDescribe("Cluster level logging implemented by Stackdriver", func() {
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f := framework.NewDefaultFramework("sd-logging-events")
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BeforeEach(func() {
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framework.SkipUnlessProviderIs("gce", "gke")
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})
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It("should ingest events", func() {
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sdLogsProvider, err := newSdLogsProvider(f)
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framework.ExpectNoError(err, "Failed to create Stackdriver logs provider")
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err = sdLogsProvider.Init()
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defer sdLogsProvider.Cleanup()
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framework.ExpectNoError(err, "Failed to init Stackdriver logs provider")
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stopCh := make(chan struct{})
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successCh := make(chan struct{})
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go func() {
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wait.Poll(eventPollingInterval, eventsIngestionTimeout, func() (bool, error) {
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events := sdLogsProvider.ReadEvents()
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if len(events) > 0 {
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framework.Logf("Some events are ingested, sample event: %v", events[0])
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close(successCh)
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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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close(stopCh)
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}()
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By("Running pods to generate events while waiting for some of them to be ingested")
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wait.PollUntil(eventCreationInterval, func() (bool, error) {
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podName := "synthlogger"
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startNewLoggingPod(f, podName, "", 1, 1*time.Second)
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defer f.PodClient().Delete(podName, &meta_v1.DeleteOptions{})
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err = framework.WaitForPodSuccessInNamespace(f.ClientSet, podName, f.Namespace.Name)
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if err != nil {
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framework.Logf("Failed to wait pod %s to successfully complete due to %v", podName, err)
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}
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return false, nil
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}, stopCh)
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select {
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case <-successCh:
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break
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default:
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framework.Failf("No events are present in Stackdriver after %v", eventsIngestionTimeout)
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}
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})
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})
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