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enable metrics server for scale tests #17938
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| #!/usr/bin/env bash | ||
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| # Copyright 2026 The Kubernetes Authors. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
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| # We need to install metrics-server in the cluster and schedule it on the control-plane | ||
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| helm repo add metrics-server https://kubernetes-sigs.github.io/metrics-server/ | ||
| helm upgrade --install metrics-server metrics-server/metrics-server \ | ||
| -n kube-system --set "args={--kubelet-insecure-tls}" \ | ||
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| --set addonResizer.enabled=true | ||
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| # We need an IG that has a single node for addons such as metrics-server, exec-service | ||
| # We used to call it heapster IG but its now called addons | ||
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| if [[ "${CLOUD_PROVIDER}" == "aws" ]]; then | ||
| kops create instancegroup addons --edit=false --role node --zone us-east-2b | ||
| kops edit instancegroup addons --set=spec.machineType="${ADDONS_NODE_SIZE:-c7a.8xlarge}" \ | ||
| --set=spec.maxSize=1 --set=spec.minSize=1 --set=spec.image="ssm:/aws/service/canonical/ubuntu/server/24.04/stable/current/amd64/hvm/ebs-gp3/ami-id" | ||
| elif [[ "${CLOUD_PROVIDER}" == "gce" ]]; then | ||
| kops create instancegroup addons-us-east1-b-y86s --edit=false --role node --zone us-east1-b | ||
| kops edit instancegroup addons-us-east1-b-y86s --set=spec.machineType="${ADDONS_NODE_SIZE:-c3-standard-8}" \ | ||
| --set=spec.maxSize=1 --set=spec.minSize=1 --set=spec.rootVolume.type=hyperdisk-balanced | ||
| fi | ||
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| kops update cluster --yes | ||
| sleep 120 # it shouldn't take long to have the node up and ready | ||
| # To be replaced with kops validate instancegroup instead of the wait | ||
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