OCPCLOUD-2060 Merge https://github.com/kubernetes/autoscaler:master (d3ec0c4) into master

.github/ISSUE_TEMPLATE/vpa_release.md

@@ -0,0 +1,17 @@
+---
+name: VPA release
+about: Create an issue for tracking VPA release
+title: 'VPA release X.Y.Z'
+labels: 'vertical-pod-autoscaler'
+assignees: ''
+
+---
+
+Please follow instructions in
+[RELEASE.md](https://github.com/kubernetes/autoscaler/blob/master/vertical-pod-autoscaler/RELEASE.md) and note each
+completed step on this issue.
+
+Please provide any information that is related to the release:
+
+- When we plan to do the release?
+- Are there any issues / PRs blocking the release?

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,9 +1,3 @@
-#### Which component this PR applies to?
-
-<!--
-Which autoscaling component hosted in this repository (cluster-autoscaler, vertical-pod-autoscaler, addon-resizer, helm charts) this PR applies to?
--->
-
 #### What type of PR is this?
 
 <!--

.github/dependabot.yml

@@ -0,0 +1,16 @@
+version: 2
+updates:
+- package-ecosystem: gomod
+  directory: "/vertical-pod-autoscaler"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 0 # setting this to 0 means only allowing security updates, see https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#open-pull-requests-limit
+  labels:
+    - "vertical-pod-autoscaler"
+- package-ecosystem: docker
+  directory: "/vertical-pod-autoscaler/builder"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 10
+  labels:
+    - "vertical-pod-autoscaler"

.github/workflows/ci.yaml

@@ -17,7 +17,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.19
+          go-version: '>=1.20.0'
 
       - uses: actions/checkout@v2
         with:

.github/workflows/pr.yaml

@@ -41,7 +41,7 @@ jobs:
         run: |
           changed=$(ct list-changed)
           if [[ -n "$changed" ]]; then
-            echo "::set-output name=changed::true"
+            echo "changed=true" >> $GITHUB_OUTPUT
           fi
       - if: steps.list-changed.outputs.changed == 'true'
         name: Create kind cluster

addon-resizer/deploy/example.yaml

@@ -41,7 +41,7 @@ spec:
     spec:
       serviceAccountName: pod-nanny
       containers:
-        - image: k8s.gcr.io/autoscaling/addon-resizer:1.8.14
+        - image: registry.k8s.io/autoscaling/addon-resizer:1.8.14
           imagePullPolicy: Always
           name: pod-nanny
           resources:

addon-resizer/enhancements/README.md

@@ -0,0 +1 @@
+Lightweight enhancements proposals for Addon Resizer. Please use [KEP template](https://github.com/kubernetes/enhancements/blob/master/keps/NNNN-kep-template/README.md) as guidance.

balancer/Dockerfile

@@ -0,0 +1,6 @@
+FROM gcr.io/distroless/static:latest
+MAINTAINER Marcin Wielgus "mwielgus@google.com"
+
+COPY balancer /
+
+ENTRYPOINT ["/balancer"]

balancer/Makefile

@@ -0,0 +1,59 @@
+all: build
+
+FLAGS=
+OFFICIAL_NAME=balancer
+
+build: clean
+	go build .
+
+build-linux-amd64: clean
+	GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build .
+
+test-unit: clean
+	go test --test.short -race ./... $(FLAGS)
+
+docker-build:
+ifndef REGISTRY
+	ERR = $(error REGISTRY is undefined)
+	$(ERR)
+endif
+ifndef TAG
+	ERR = $(error TAG is undefined)
+	$(ERR)
+endif
+	docker build --pull -t ${REGISTRY}/${OFFICIAL_NAME}:${TAG} .
+
+docker-push:
+ifndef REGISTRY
+	ERR = $(error REGISTRY is undefined)
+	$(ERR)
+endif
+ifndef TAG
+	ERR = $(error TAG is undefined)
+	$(ERR)
+endif
+	docker push ${REGISTRY}/${OFFICIAL_NAME}:${TAG}
+
+docker-builder:
+	docker build -t vpa-autoscaling-builder ../vertical-pod-autoscaler/builder
+
+build-in-docker: clean docker-builder
+	docker run -v `pwd`/..:/gopath/src/k8s.io/autoscaler vpa-autoscaling-builder:latest bash -c 'cd /gopath/src/k8s.io/autoscaler/balancer && make build-linux-amd64'
+
+build-image-in-docker: build-in-docker docker-build
+
+test-in-docker: build-in-docker
+	docker run -v `pwd`/..:/gopath/src/k8s.io/autoscaler vpa-autoscaling-builder:latest bash -c 'cd /gopath/src/k8s.io/autoscaler/balancer && make test-unit'
+
+release: build-image-in-docker docker-push
+	@echo "Full in-docker release ${OFFICIAL_NAME}:${TAG} completed"
+
+clean:
+	rm -f balancer
+
+format:
+	test -z "$$(find . -path ./vendor -prune -type f -o -name '*.go' -exec gofmt -s -d {} + | tee /dev/stderr)" || \
+	test -z "$$(find . -path ./vendor -prune -type f -o -name '*.go' -exec gofmt -s -w {} + | tee /dev/stderr)"
+
+.PHONY: all build test-unit clean format release
+

balancer/deploy/controller.yaml

@@ -0,0 +1,89 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: balancer-controller
+  namespace: kube-system
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: balancer-controller
+  namespace: kube-system
+rules:
+  - apiGroups:
+      - balancer.x-k8s.io
+    resources:
+      - balancers
+    verbs:
+      - get
+      - list
+      - watch
+      - patch
+      - update
+  - apiGroups:
+      - ""
+    resources:
+      - pods
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups:
+      - apps
+    resources:
+      - deployments/scale
+    verbs:
+      - get
+      - list
+      - watch
+      - patch
+      - update
+  - apiGroups:
+      - ""
+    resources:
+      - events
+    verbs:
+      - get
+      - list
+      - watch
+      - create
+      - patch
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: balancer-controller
+  namespace: kube-system
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: balancer-controller
+subjects:
+  - kind: ServiceAccount
+    name: balancer-controller
+    namespace: kube-system
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: balancer-controller
+  namespace: kube-system
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: balancer-controller
+  template:
+    metadata:
+      labels:
+        app: balancer-controller
+    spec:
+      serviceAccountName: balancer-controller
+      containers:
+        - name: controller
+          image: gcr.io/gke-autoscaling-gcr/balancer:0.1.1
+          imagePullPolicy: Always
+          args: ["-v","4"]
+          resources:
+            requests:
+              cpu: 100m