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Merge pull request #27433 from jszczepkowski/master

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Automatic merge from submit-queue

Fixed e2e gke test "scale up correct target pool".

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Fixed e2e gke test "scale up correct target pool" by adding creation of
cluster autoscaler for the new pool.
This commit is contained in:
k8s-merge-robot 2016-06-15 12:17:01 -07:00 committed by GitHub
commit 6209b1b60c
1 changed files with 15 additions and 12 deletions
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27
test/e2e/cluster_size_autoscaling.go
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@ -22,6 +22,7 @@ import (
"io/ioutil"
"net/http"
"os/exec"
"strconv"
"strings"
"time"
@ -77,10 +78,10 @@ var _ = framework.KubeDescribe("Cluster size autoscaling [Slow]", func() {
Expect(nodeCount).Should(Equal(sum))
if framework.ProviderIs("gke") {
val, err := isAutoscalerEnabled()
val, err := isAutoscalerEnabled(3)
framework.ExpectNoError(err)
if !val {
err = enableAutoscaler()
err = enableAutoscaler("default-pool", 3, 5)
framework.ExpectNoError(err)
}
}
@ -194,23 +195,25 @@ var _ = framework.KubeDescribe("Cluster size autoscaling [Slow]", func() {
framework.ExpectNoError(framework.DeleteRC(f.Client, f.Namespace.Name, "node-selector"))
})
It("should scale up correct target pool [Feature:ClusterSizeAutoscalingScaleUp] [Flaky]", func() {
It("should scale up correct target pool [Feature:ClusterSizeAutoscalingScaleUp]", func() {
framework.SkipUnlessProviderIs("gke")
By("Creating new node-pool with one n1-standard-4 machine")
output, err := exec.Command("gcloud", "alpha", "container", "node-pools", "create", "extra-pool", "--quiet",
const extraPoolName = "extra-pool"
output, err := exec.Command("gcloud", "alpha", "container", "node-pools", "create", extraPoolName, "--quiet",
"--machine-type=n1-standard-4",
"--num-nodes=1",
"--project="+framework.TestContext.CloudConfig.ProjectID,
"--zone="+framework.TestContext.CloudConfig.Zone,
"--cluster="+framework.TestContext.CloudConfig.Cluster).CombinedOutput()
defer exec.Command("gcloud", "alpha", "container", "node-pools", "delete", "extra-pool", "--quiet",
defer exec.Command("gcloud", "alpha", "container", "node-pools", "delete", extraPoolName, "--quiet",
"--project="+framework.TestContext.CloudConfig.ProjectID,
"--zone="+framework.TestContext.CloudConfig.Zone,
"--cluster="+framework.TestContext.CloudConfig.Cluster).CombinedOutput()
framework.ExpectNoError(err)
glog.Infof("Creating node-pool: %s", output)
framework.ExpectNoError(framework.WaitForClusterSize(c, nodeCount+1, resizeTimeout))
framework.ExpectNoError(enableAutoscaler(extraPoolName, 1, 2))
By("Creating rc with 2 pods too big to fit default-pool but fitting extra-pool")
ReserveMemory(f, "memory-reservation", 2, 2*memCapacityMb, false)
@ -249,7 +252,7 @@ func getGKEClusterUrl() string {
token)
}
func isAutoscalerEnabled() (bool, error) {
func isAutoscalerEnabled(expectedMinNodeCountInTargetPool int) (bool, error) {
resp, err := http.Get(getGKEClusterUrl())
if err != nil {
return false, err
@ -262,20 +265,20 @@ func isAutoscalerEnabled() (bool, error) {
strBody := string(body)
glog.Infof("Cluster config %s", strBody)
if strings.Contains(strBody, "minNodeCount") {
if strings.Contains(strBody, "\"minNodeCount\": "+strconv.Itoa(expectedMinNodeCountInTargetPool)) {
return true, nil
}
return false, nil
}
func enableAutoscaler() error {
func enableAutoscaler(nodePool string, minCount, maxCount int) error {
updateRequest := "{" +
" \"update\": {" +
" \"desiredNodePoolId\": \"default-pool\"," +
" \"desiredNodePoolId\": \"" + nodePool + "\"," +
" \"desiredNodePoolAutoscaling\": {" +
" \"enabled\": \"true\"," +
" \"minNodeCount\": \"3\"," +
" \"maxNodeCount\": \"5\"" +
" \"minNodeCount\": \"" + strconv.Itoa(minCount) + "\"," +
" \"maxNodeCount\": \"" + strconv.Itoa(maxCount) + "\"" +
" }" +
" }" +
"}"
@ -289,7 +292,7 @@ func enableAutoscaler() error {
glog.Infof("Config update result: %s", putResult)
for startTime := time.Now(); startTime.Add(gkeUpdateTimeout).After(time.Now()); time.Sleep(30 * time.Second) {
if val, err := isAutoscalerEnabled(); err == nil && val {
if val, err := isAutoscalerEnabled(minCount); err == nil && val {
return nil
}
}