kind-e2e.yaml

name: KinD e2e tests

on:
  pull_request:
    branches:
    - main
  push:
    branches:
    - main

defaults:
  run:
    shell: bash

jobs:
  e2e-tests:
    name: e2e tests
    strategy:
      fail-fast: false
      matrix:
        k8s-version:
        - v1.27.x
        - v1.28.x
        - v1.29.x
        os:
        - ubuntu-20.04 # Ubuntu 20.04 uses cgroup v1
        - ubuntu-22.04 # Ubuntu 22.04 uses cgroup v2
    runs-on: ${{ matrix.os }}

    steps:
    - name: Set up Go 1.21.x
      uses: actions/setup-go@v4
      with:
        go-version: 1.21.x

    - uses: ko-build/setup-ko@v0.6

    - name: Check out code
      uses: actions/checkout@v4

    - name: Setup KinD
      # TODO: this is a fork to be able to use feature gates
      # TODO: change to the official chainguard-dev/actions/setup-kind@main when merged upstream
      uses: norbjd/actions/setup-kind@add-feature-gates-to-setup-kind
      with:
        k8s-version: ${{ matrix.k8s-version }}
        kind-worker-count: 1
        feature-gates: InPlacePodVerticalScaling

    - name: Install helm
      run: |
        curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash

    - name: Install k8s-pod-cpu-booster
      env:
        KO_DOCKER_REPO: kind.local
      run: |
        INFORMER_IMAGE=$(ko build ./cmd/informer)
        WEBHOOK_IMAGE=$(ko build ./cmd/webhook)

        helm install k8s-pod-cpu-booster --namespace pod-cpu-booster --create-namespace ./charts/k8s-pod-cpu-booster \
          --set informer.image=$INFORMER_IMAGE \
          --set informer.imagePullPolicy=Never \
          --set webhook.image=$WEBHOOK_IMAGE \
          --set webhook.imagePullPolicy=Never

    - name: Wait for Ready
      run: |
        echo "Waiting for k8s-pod-cpu-booster items to become ready"
        kubectl wait pod --for=condition=Ready -n pod-cpu-booster -l app=pod-cpu-boost-reset
        kubectl wait pod --for=condition=Ready -n pod-cpu-booster -l app=mutating-webhook
        sleep 5 # because readiness probe is not accurate (Ready != informer is started), but sleeping is enough for now

    - name: Run e2e Tests
      run: |
        OS=${{ matrix.os }} ./test/e2e-kind.sh