Monitor Kubernetes Versions #371
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| name: Monitor Kubernetes Versions | |
| on: | |
| schedule: | |
| - cron: '0 0 * * *' # Run daily at midnight | |
| workflow_dispatch: # Allow manual triggers | |
| jobs: | |
| check-k8s-version: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| token: ${{ secrets.RELEASE_TOKEN }} | |
| - name: Setup GitHub CLI | |
| run: | | |
| gh auth login --with-token <<< "${{ secrets.RELEASE_TOKEN }}" | |
| - name: Check existing PRs | |
| id: check-prs | |
| run: | | |
| EXISTING_PRS=$(gh pr list --json title --jq '.[] | select(.title | contains("upgrading kubernetes to v")) | .title') | |
| if [ -n "$EXISTING_PRS" ]; then | |
| echo "Found existing Kubernetes upgrade PRs:" | |
| echo "$EXISTING_PRS" | |
| echo "Skipping version check until existing PRs are merged" | |
| echo "has_prs=true" >> "$GITHUB_OUTPUT" | |
| exit 0 | |
| else | |
| echo "No existing Kubernetes upgrade PRs found" | |
| echo "has_prs=false" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Get current version | |
| if: steps.check-prs.outputs.has_prs == 'false' | |
| id: current | |
| run: | | |
| CURRENT_VERSION=$(grep 'KUBERNETES_VERSION :=' Makefile | awk '{print $3}') | |
| echo "version=${CURRENT_VERSION}" >> "$GITHUB_OUTPUT" | |
| - name: Get K8s versions | |
| if: steps.check-prs.outputs.has_prs == 'false' | |
| id: versions | |
| run: | | |
| # Get and sort versions | |
| curl -s https://api.github.com/repos/kubernetes/kubernetes/releases | | |
| jq -r '.[].tag_name' | | |
| grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$' | | |
| sed 's/^v//' | | |
| sort -V > $GITHUB_WORKSPACE/k8s_versions.txt | |
| echo "Available versions:" | |
| cat $GITHUB_WORKSPACE/k8s_versions.txt | |
| - name: Process versions | |
| if: steps.check-prs.outputs.has_prs == 'false' | |
| id: process | |
| run: | | |
| CURRENT="${{ steps.current.outputs.version }}" | |
| echo "Current version: $CURRENT" | |
| echo "Reading available versions:" | |
| while IFS= read -r VERSION; do | |
| echo "Checking version: $VERSION" | |
| if [[ "$VERSION" > "$CURRENT" ]]; then | |
| if [[ "${{ steps.prs.outputs.versions }}" != "none" ]] && \ | |
| echo "${{ steps.prs.outputs.versions }}" | grep -q "^${VERSION}$"; then | |
| echo "Version ${VERSION} already has an open PR" | |
| continue | |
| fi | |
| echo "version=${VERSION}" >> "$GITHUB_OUTPUT" | |
| echo "Found new version to update to: ${VERSION}" | |
| break | |
| else | |
| echo "Version ${VERSION} is not newer than ${CURRENT}" | |
| fi | |
| done < $GITHUB_WORKSPACE/k8s_versions.txt | |
| # Clean up temporary file | |
| rm $GITHUB_WORKSPACE/k8s_versions.txt | |
| - name: Configure Git | |
| if: steps.check-prs.outputs.has_prs == 'false' && steps.process.outputs.version != '' | |
| run: | | |
| git config user.name "Steve Wade" | |
| git config user.email "steven@stevenwade.co.uk" | |
| - name: Run upgrade script | |
| if: steps.check-prs.outputs.has_prs == 'false' && steps.process.outputs.version != '' | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.RELEASE_TOKEN }} | |
| run: | | |
| chmod +x ./scripts/upgrade-k8s.sh | |
| ./scripts/upgrade-k8s.sh --execute ${{ steps.process.outputs.version }} |