Monthly Block Root Update #14
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| name: "Monthly Block Root Update" | |
| on: | |
| # Runs on the 1st day of each month at midnight UTC | |
| schedule: | |
| - cron: '0 0 1 * *' | |
| # Allows manual run from the Actions tab | |
| workflow_dispatch: | |
| jobs: | |
| update-block-root: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Check out repository | |
| uses: actions/checkout@v4 | |
| - name: Install jq | |
| run: sudo apt-get update && sudo apt-get install -y jq | |
| - name: Fetch finalized block root | |
| id: fetch_block_root | |
| env: | |
| CLOUDFLARE_CLIENT_ID: ${{ secrets.CLOUDFLARE_CLIENT_ID }} | |
| CLOUDFLARE_CLIENT_SECRET: ${{ secrets.CLOUDFLARE_CLIENT_SECRET }} | |
| run: | | |
| echo "Fetching the latest finalized block from EthPandaOps..." | |
| RESPONSE=$(curl -s -G \ | |
| -H "CF-Access-Client-Id: $CLOUDFLARE_CLIENT_ID" \ | |
| -H "CF-Access-Client-Secret: $CLOUDFLARE_CLIENT_SECRET" \ | |
| -H "accept: application/json" \ | |
| "https://lighthouse-geth.mainnet.eu1.ethpandaops.io/eth/v1/beacon/headers/finalized") | |
| echo "API Response: $RESPONSE" | |
| # Extract the block root | |
| LATEST_BLOCK_ROOT=$(echo "$RESPONSE" | jq -r '.data.root') | |
| if [ -z "$LATEST_BLOCK_ROOT" ] || [ "$LATEST_BLOCK_ROOT" = "null" ]; then | |
| echo "ERROR: Could not parse a valid block root from the JSON response." | |
| exit 1 | |
| fi | |
| echo "LATEST_BLOCK_ROOT=$LATEST_BLOCK_ROOT" >> $GITHUB_ENV | |
| echo "Got latest finalized block root: $LATEST_BLOCK_ROOT" | |
| # Extract the slot | |
| BEACON_SLOT=$(echo "$RESPONSE" | jq -r '.data.header.message.slot') | |
| if [ -z "$BEACON_SLOT" ] || [ "$BEACON_SLOT" = "null" ]; then | |
| echo "ERROR: Could not parse a valid slot from the JSON response." | |
| exit 1 | |
| fi | |
| echo "BEACON_SLOT=$BEACON_SLOT" >> $GITHUB_ENV | |
| echo "Got latest finalized beacon slot: $BEACON_SLOT" | |
| - name: Update trusted block root file | |
| run: | | |
| echo "Overwriting crates/subnetworks/beacon/src/assets/trusted_block_root.txt with the new block root ..." | |
| echo "${{ env.LATEST_BLOCK_ROOT }}" > crates/subnetworks/beacon/src/assets/trusted_block_root.txt | |
| - name: Create Pull Request | |
| uses: peter-evans/create-pull-request@v5 | |
| with: | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| branch: "monthly-block-root-update" | |
| author: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com> | |
| title: "chore: monthly trusted block root update" | |
| body: | | |
| This PR updates the file with the latest finalized block root **${{ env.LATEST_BLOCK_ROOT }}**. | |
| [View on beaconcha.in](https://beaconcha.in/slot/${{ env.BEACON_SLOT }}) | |
| commit-message: "chore: update trusted block root to ${{ env.LATEST_BLOCK_ROOT }}" | |
| labels: "auto-update" | |
| base: "master" |