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Enable cluster autoscaling in e2e tests using gcloud command #27934

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Jun 23, 2016
Merged

Enable cluster autoscaling in e2e tests using gcloud command #27934

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26 changes: 10 additions & 16 deletions test/e2e/cluster_size_autoscaling.go
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Original file line number Diff line number Diff line change
Expand Up @@ -273,24 +273,18 @@ func isAutoscalerEnabled(expectedMinNodeCountInTargetPool int) (bool, error) {
}

func enableAutoscaler(nodePool string, minCount, maxCount int) error {
updateRequest := "{" +
" \"update\": {" +
" \"desiredNodePoolId\": \"" + nodePool + "\"," +
" \"desiredNodePoolAutoscaling\": {" +
" \"enabled\": \"true\"," +
" \"minNodeCount\": \"" + strconv.Itoa(minCount) + "\"," +
" \"maxNodeCount\": \"" + strconv.Itoa(maxCount) + "\"" +
" }" +
" }" +
"}"

url := getGKEClusterUrl()
glog.Infof("Using gke api url %s", url)
putResult, err := doPut(url, updateRequest)
output, err := exec.Command("gcloud", "alpha", "container", "clusters", "update", framework.TestContext.CloudConfig.Cluster,
"--enable-autoscaling",
"--min-nodes="+strconv.Itoa(minCount),
"--max-nodes="+strconv.Itoa(maxCount),
"--node-pool="+nodePool,
"--project="+framework.TestContext.CloudConfig.ProjectID,
"--zone="+framework.TestContext.CloudConfig.Zone).Output()

if err != nil {
return fmt.Errorf("Failed to put %s: %v", url, err)
return fmt.Errorf("Failed to enable autoscaling: %v", err)
}
glog.Infof("Config update result: %s", putResult)
glog.Infof("Config update result: %s", output)

for startTime := time.Now(); startTime.Add(gkeUpdateTimeout).After(time.Now()); time.Sleep(30 * time.Second) {
if val, err := isAutoscalerEnabled(minCount); err == nil && val {
Expand Down