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Merge pull request #46219 from aleksandra-malinowska/stackdriver-performance-test-2

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Automatic merge from submit-queue (batch tested with PRs 45269, 46219, 45966)

Add overriding Stackdriver API endpoint

Allow using Stackdriver test endpoint.
This commit is contained in:
Kubernetes Submit Queue 2017-05-25 07:21:01 -07:00 committed by GitHub
commit 4a58809d88
1 changed files with 37 additions and 27 deletions
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64
test/e2e/stackdriver_monitoring.go
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@ -20,6 +20,7 @@ import (
"context"
"fmt"
"math"
"os"
"time"
"golang.org/x/oauth2/google"
@ -33,7 +34,7 @@ import (
)
var (
// Stackdriver container metrics, as descirbed here:
// Stackdriver container metrics, as described here:
// https://cloud.google.com/monitoring/api/metrics#gcp-container
stackdriverMetrics = []string{
"uptime",
@ -48,12 +49,9 @@ var (
}
pollFrequency = time.Second * 5
pollTimeout = time.Minute * 20
pollTimeout = time.Minute * 7
rcName = "resource-consumer"
replicas = 1
cpuUsed = 100
cpuLimit int64 = 200
memoryUsed = 64
memoryLimit int64 = 200
tolerance = 0.25
@ -67,31 +65,43 @@ var _ = framework.KubeDescribe("Stackdriver Monitoring", func() {
f := framework.NewDefaultFramework("stackdriver-monitoring")
It("should have cluster metrics [Feature:StackdriverMonitoring]", func() {
projectId := framework.TestContext.CloudConfig.ProjectID
ctx := context.Background()
client, err := google.DefaultClient(ctx, gcm.CloudPlatformScope)
gcmService, err := gcm.New(client)
framework.ExpectNoError(err)
rc := common.NewDynamicResourceConsumer(rcName, common.KindDeployment, replicas, cpuUsed, memoryUsed, 0, cpuLimit, memoryLimit, f)
defer rc.CleanUp()
rc.WaitForReplicas(replicas)
metricsMap := map[string]bool{}
pollingFunction := checkForMetrics(projectId, gcmService, time.Now(), metricsMap)
err = wait.Poll(pollFrequency, pollTimeout, pollingFunction)
if err != nil {
framework.Logf("Missing metrics: %+v\n", metricsMap)
}
framework.ExpectNoError(err)
testStackdriverMonitoring(f, 1, 100, 200)
})
})
func checkForMetrics(projectId string, gcmService *gcm.Service, start time.Time, metricsMap map[string]bool) func() (bool, error) {
func testStackdriverMonitoring(f *framework.Framework, pods, allPodsCPU int, perPodCPU int64) {
projectId := framework.TestContext.CloudConfig.ProjectID
ctx := context.Background()
client, err := google.DefaultClient(ctx, gcm.CloudPlatformScope)
gcmService, err := gcm.New(client)
// set this env var if accessing Stackdriver test endpoint (default is prod):
// $ export STACKDRIVER_API_ENDPOINT_OVERRIDE=https://test-monitoring.sandbox.googleapis.com/
basePathOverride := os.Getenv("STACKDRIVER_API_ENDPOINT_OVERRIDE")
if basePathOverride != "" {
gcmService.BasePath = basePathOverride
}
framework.ExpectNoError(err)
rc := common.NewDynamicResourceConsumer(rcName, common.KindDeployment, pods, allPodsCPU, memoryUsed, 0, perPodCPU, memoryLimit, f)
defer rc.CleanUp()
rc.WaitForReplicas(pods)
metricsMap := map[string]bool{}
pollingFunction := checkForMetrics(projectId, gcmService, time.Now(), metricsMap, allPodsCPU, perPodCPU)
err = wait.Poll(pollFrequency, pollTimeout, pollingFunction)
if err != nil {
framework.Logf("Missing metrics: %+v\n", metricsMap)
}
framework.ExpectNoError(err)
}
func checkForMetrics(projectId string, gcmService *gcm.Service, start time.Time, metricsMap map[string]bool, cpuUsed int, cpuLimit int64) func() (bool, error) {
return func() (bool, error) {
// TODO: list which metrics are missing in case of failure
counter := 0
correctUtilization := false
for _, metric := range stackdriverMetrics {
@ -126,7 +136,7 @@ func checkForMetrics(projectId string, gcmService *gcm.Service, start time.Time,
framework.Logf("Received %v points for metric %v\n",
len(t.Points), metric)
}
framework.Logf("Most recent cpu/utilization sum: %v\n", sum)
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
} else {