name: Update Docker Image Tags and Release Helm Chart on: schedule: - cron: '0 3 * * 1' # 毎週月曜日 3:00 AM (JST 12:00 PM) workflow_dispatch: env: REGISTRY_URL: https://git.cafepieters.com OWNER: helmchart jobs: update-and-release: runs-on: ubuntu-latest steps: - name: Checkout uses: actions/checkout@v3 with: fetch-depth: 0 - name: Install Helm uses: azure/setup-helm@v3 with: version: 'v3.12.0' - name: Check jq availability run: | if ! command -v jq &> /dev/null; then apt-get update && apt-get install -y jq fi jq --version - name: Check for new n8n version id: n8n run: | set -e echo "Checking n8n versions..." CURRENT=$(grep 'tag:' values.yaml | head -1 | sed 's/.*tag: *"\([^"]*\)".*/\1/' | tr -d ' ') echo "Current n8n: $CURRENT" # --- Source 1: GitHub Releases API --- # Stable releases only (prerelease=false, draft=false), latest 30 entries GH_LATEST=$(curl -s --retry 3 --retry-delay 5 \ "https://api.github.com/repos/n8n-io/n8n/releases?per_page=30" | \ jq -r '[.[] | select(.prerelease==false and .draft==false) | .tag_name] | first // empty' | \ sed 's/^n8n@//') echo "GitHub latest: ${GH_LATEST:-not found}" # --- Source 2: Docker Hub page 1 (newest last_updated first) --- # Docker Hub sorts by last_updated, so recent releases appear near the top. # Page 1 alone is NOT reliable (some versions fall on later pages due to # non-monotonic last_updated), but combined with GitHub it provides coverage # for releases not yet promoted to GitHub "latest". DH_RESPONSE=$(curl -s --retry 3 --retry-delay 5 \ "https://registry.hub.docker.com/v2/repositories/n8nio/n8n/tags?page_size=100") DH_LATEST="" if echo "$DH_RESPONSE" | jq -e '.results' > /dev/null 2>&1; then DH_LATEST=$(echo "$DH_RESPONSE" | jq -r '.results[].name' \ | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$' | sort -V | tail -1) fi echo "Docker Hub latest: ${DH_LATEST:-not found}" # --- Take the maximum of both sources --- ALL_CANDIDATES=$(printf '%s\n%s' "${GH_LATEST}" "${DH_LATEST}" \ | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$') LATEST=$(echo "$ALL_CANDIDATES" | sort -V | tail -1) # --- Sanity check: LATEST must be >= CURRENT --- if [ -n "$LATEST" ]; then HIGHER=$(printf '%s\n%s' "$CURRENT" "$LATEST" | sort -V | tail -1) if [ "$HIGHER" != "$LATEST" ]; then echo "Warning: best candidate ($LATEST) is older than current ($CURRENT). Skipping update." LATEST="$CURRENT" fi else echo "Warning: could not determine latest version from any source. Using current." LATEST="$CURRENT" fi echo "Latest n8n: $LATEST" echo "current=$CURRENT" >> $GITHUB_OUTPUT echo "latest=$LATEST" >> $GITHUB_OUTPUT - name: Determine update and release conditions id: check_update run: | set -e N8N_CURRENT="${{ steps.n8n.outputs.current }}" N8N_LATEST="${{ steps.n8n.outputs.latest }}" echo "n8n: $N8N_CURRENT vs $N8N_LATEST" UPDATE_NEEDED=false RELEASE_NEEDED=false if [ "$N8N_CURRENT" != "$N8N_LATEST" ]; then UPDATE_NEEDED=true RELEASE_NEEDED=true echo "Update and release needed" else echo "Already up to date" fi echo "update_needed=$UPDATE_NEEDED" >> $GITHUB_OUTPUT echo "release_needed=$RELEASE_NEEDED" >> $GITHUB_OUTPUT - name: Update values.yaml if: steps.check_update.outputs.update_needed == 'true' run: | set -e N8N_OLD="${{ steps.n8n.outputs.current }}" N8N_NEW="${{ steps.n8n.outputs.latest }}" echo "Updating values.yaml: $N8N_OLD -> $N8N_NEW" sed -i "s/tag: \"${N8N_OLD}\"/tag: \"${N8N_NEW}\"/" values.yaml git diff values.yaml - name: Update Chart.yaml version if: steps.check_update.outputs.release_needed == 'true' run: | set -e APP_VERSION="${{ steps.n8n.outputs.latest }}" sed -i "s/^version: .*/version: \"$APP_VERSION\"/" Chart.yaml sed -i "s/^appVersion: .*/appVersion: \"$APP_VERSION\"/" Chart.yaml echo "Chart.yaml updated to version $APP_VERSION" cat Chart.yaml - name: Update README version history if: steps.check_update.outputs.release_needed == 'true' run: | set -e APP_VERSION="${{ steps.n8n.outputs.latest }}" # Insert new version row after the header row in the version history table sed -i "/^| バージョン | n8n | 変更内容 |/{ n a\| ${APP_VERSION} | ${APP_VERSION} | 自動更新 | }" README.md echo "README.md version history updated" - name: Commit changes if: steps.check_update.outputs.update_needed == 'true' run: | git config user.name "Claude" git config user.email "claude@cafepieters.com" git add values.yaml Chart.yaml README.md git commit -m "chore: update n8n to ${{ steps.n8n.outputs.latest }}" git push origin main - name: Package Helm Chart if: steps.check_update.outputs.release_needed == 'true' run: | helm package . echo "Helm chart packaged" - name: Create Git Tag if: steps.check_update.outputs.release_needed == 'true' run: | APP_VERSION="${{ steps.n8n.outputs.latest }}" if git rev-parse "v$APP_VERSION" >/dev/null 2>&1; then echo "Tag v$APP_VERSION already exists, skipping" else git tag -a "v$APP_VERSION" -m "Release n8n $APP_VERSION" git push origin "v$APP_VERSION" echo "Git tag v$APP_VERSION created" fi - name: Create Gitea Release if: steps.check_update.outputs.release_needed == 'true' env: GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }} run: | APP_VERSION="${{ steps.n8n.outputs.latest }}" CHART_NAME=$(grep '^name:' Chart.yaml | awk '{print $2}') PACKAGE_FILE="${CHART_NAME}-${APP_VERSION}.tgz" RELEASE_BODY="n8n Helm Chart v${APP_VERSION}" EXISTING=$(curl -s \ -H "Authorization: token ${GITEA_TOKEN}" \ "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/releases/tags/v${APP_VERSION}" | jq -r '.id // empty') if [ -n "$EXISTING" ]; then echo "Release v$APP_VERSION already exists (id=$EXISTING), skipping" else RELEASE_ID=$(curl -s -X POST \ -H "Authorization: token ${GITEA_TOKEN}" \ -H "Content-Type: application/json" \ -d "{\"tag_name\":\"v${APP_VERSION}\",\"name\":\"v${APP_VERSION}\",\"body\":\"${RELEASE_BODY}\"}" \ "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/releases" | jq -r '.id') curl -X POST \ -H "Authorization: token ${GITEA_TOKEN}" \ -H "Content-Type: application/gzip" \ --data-binary "@${PACKAGE_FILE}" \ "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/releases/${RELEASE_ID}/assets?name=${PACKAGE_FILE}" echo "Release v$APP_VERSION created with asset: ${PACKAGE_FILE}" fi - name: Publish to Gitea Package Registry if: steps.check_update.outputs.release_needed == 'true' run: | CHART_NAME=$(grep '^name:' Chart.yaml | awk '{print $2}') APP_VERSION="${{ steps.n8n.outputs.latest }}" PACKAGE_FILE="${CHART_NAME}-${APP_VERSION}.tgz" curl --fail-with-body \ -u "${{ secrets.REGISTRY_USER }}:${{ secrets.REGISTRY_TOKEN }}" \ -X POST \ --upload-file "${PACKAGE_FILE}" \ "${REGISTRY_URL}/api/packages/${OWNER}/helm/api/charts" echo "Chart published to registry successfully" - name: Summary run: | APP_VERSION="${{ steps.n8n.outputs.latest }}" UPDATE_NEEDED="${{ steps.check_update.outputs.update_needed }}" echo "========================================" if [ "$UPDATE_NEEDED" = "true" ]; then echo "Updated to $APP_VERSION" else echo "Already up to date: $APP_VERSION" fi echo "========================================"