main.yaml

---
name: Main
on: [push, pull_request]
env:
  DOCKER_BUILDKIT: 1
  KUBECONFIG: ./kubeconfig
jobs:
  single-node:
    name: "Single node"
    runs-on: ubuntu-24.04
    timeout-minutes: 40
    strategy:
      fail-fast: false
      matrix:
        engine: [docker, podman]
    env:
      CONTAINER_ENGINE: "${{ matrix.engine }}"
    steps:
      - uses: actions/checkout@v4
      - name: Set up cgroup v2 delegation
        run: |
          sudo mkdir -p /etc/systemd/system/user@.service.d
          cat <<EOF | sudo tee /etc/systemd/system/user@.service.d/delegate.conf
          [Service]
          Delegate=cpu cpuset io memory pids
          EOF
          sudo systemctl daemon-reload
      - name: Remove preinstalled Moby
        # Preinstalled Moby does not contain dockerd-rootless-setuptool.sh
        run: sudo apt-get remove moby-engine-*
      - name: Set up Rootless Docker
        if: ${{ matrix.engine == 'docker' }}
        run: |
          set -eux -o pipefail
          curl https://get.docker.com | sudo sh
          sudo systemctl disable --now docker.socket docker.service
          sudo rm -rf /var/run/docker*
          dockerd-rootless-setuptool.sh install
          docker info
      - name: Set up Rootless Podman
        if: ${{ matrix.engine == 'podman' }}
        run: |
          set -eux -o pipefail
          sudo apt-get update
          sudo apt-get install -y podman-compose
          podman info
      - run: make up
      - run: sleep 5
      - run: make kubeadm-init
      - run: make install-flannel
      - run: make kubeconfig
      - run: kubectl taint nodes --all node-role.kubernetes.io/control-plane-
      - run: ./hack/test-smoke.sh
      - name: "Test data persistency after restarting the node"
        run: |
          make down
          make up
          sleep 30
          ./hack/test-smoke.sh

  multi-node:
    name: "Multi node (emulated using Lima)"
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - lima-template: template://ubuntu-24.04
            engine: docker
          - lima-template: template://centos-stream-9
            engine: podman
          - lima-template: template://fedora
            engine: podman
    env:
      LIMA_TEMPLATE: "${{ matrix.lima-template }}"
      CONTAINER_ENGINE: "${{ matrix.engine }}"
    steps:
      - uses: actions/checkout@v4
      - name: "Install QEMU"
        run: |
          set -eux
          sudo apt-get update
          sudo apt-get install -y --no-install-recommends ovmf qemu-system-x86 qemu-utils
          sudo modprobe kvm
          # `sudo usermod -aG kvm $(whoami)` does not take an effect on GHA
          sudo chown $(whoami) /dev/kvm

      - name: "Install Lima"
        run: |
          set -eux
          LIMA_VERSION=$(curl -fsSL https://api.github.com/repos/lima-vm/lima/releases/latest | jq -r .tag_name)
          curl -fsSL https://github.com/lima-vm/lima/releases/download/${LIMA_VERSION}/lima-${LIMA_VERSION:1}-Linux-x86_64.tar.gz | sudo tar Cxzvf /usr/local -

      - name: "Cache ~/.cache/lima"
        uses: actions/cache@v4
        with:
          path: ~/.cache/lima
          key: lima-${{ env.LIMA_VERSION }}

      - name: "Relax disk pressure limit"
        run: |
          set -x
          sudo snap install yq
          yq -i 'select(.kind=="KubeletConfiguration").evictionHard."imagefs.available"="3Gi"' kubeadm-config.yaml
      - run: ./hack/create-cluster-lima.sh
      - run: kubectl taint nodes --all node-role.kubernetes.io/control-plane- || true
      - run: ./hack/test-smoke.sh
      - if: failure()
        name: "kubectl get nodes"
        run: |
          set -x
          kubectl get nodes -o wide
          kubectl get nodes -o yaml
          limactl shell host0 df -h
          limactl shell host1 df -h
      - if: failure()
        name: "kubectl get pods"
        run: |
          set -x
          kubectl get pods -A -o yaml
          limactl shell host0 journalctl --user --no-pager --since "10 min ago"
      - name: "Test data persistency after restarting the node"
        run: |
          limactl stop host0
          limactl stop host1
          limactl start host0
          limactl start host1
          # The plain mode of Lima disables automatic port forwarding
          ssh -q -f -N -L 6443:127.0.0.1:6443 -F ~/.lima/host0/ssh.config lima-host0
          sleep 30
          ./hack/test-smoke.sh