runner/.github/workflows/update-versions.yml at 343b5eeda589b6999f7c3821e761ed8fe4b44e34 · usatlas/runner · GitHub

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name: Update Runner Versions

on:
  schedule:
    - cron: "0 6 * * *" # daily 06:00 UTC
  workflow_dispatch:

# Configuration for version tracking - add new components here
env:
  COMPONENTS: >-
    [
      {"var": "RUNNER_VERSION", "repo": "actions/runner", "name": "Runner",
    "prefix": "v"},
      {"var": "RUNNER_CONTAINER_HOOKS_VERSION", "repo":
    "actions/runner-container-hooks", "name": "Container Hooks", "prefix": "v"},
      {"var": "DOCKER_VERSION", "repo": "moby/moby", "name": "Docker", "prefix":
    "docker-v"},
      {"var": "BUILDX_VERSION", "repo": "docker/buildx", "name": "Buildx",
    "prefix": "v"} ]

jobs:
  update-versions:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Set up Git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Load current versions
        id: versions
        uses: falti/dotenv-action@v1.1.4
        with:
          log-variables: true
          export-variables: true
          keys-case: "upper"

      - name: Fetch latest releases
        id: fetch_latest
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # Load configuration from top-level env using jq
          COMPONENTS='${{ env.COMPONENTS }}'

          # Fetch latest version for each component
          echo "$COMPONENTS" | jq -c '.[]' | while read -r component; do
            VAR=$(echo "$component" | jq -r '.var')
            REPO=$(echo "$component" | jq -r '.repo')
            PREFIX=$(echo "$component" | jq -r '.prefix')
            TAG=$(gh api repos/$REPO/releases -q '.[0].tag_name')
            LATEST="${TAG#$PREFIX}"  # Strip prefix from tag
            echo "LATEST_$VAR=$LATEST" >> $GITHUB_ENV
            echo "Fetched $VAR: $LATEST from $REPO (tag: $TAG)"
          done

      - name: Update .env if needed
        id: update
        run: |
          # Load configuration from top-level env using jq
          COMPONENTS='${{ env.COMPONENTS }}'

          UPDATED=false

          # Update .env for each changed version
          while read -r component; do
            VAR=$(echo "$component" | jq -r '.var')
            CURRENT="${!VAR}"
            LATEST_VAR="LATEST_$VAR"
            LATEST="${!LATEST_VAR}"

            if [ "$CURRENT" != "$LATEST" ]; then
              echo "Updating $VAR: $CURRENT → $LATEST"
              sed -i "s/^$VAR=.*/$VAR=$LATEST/" .env
              UPDATED=true
            fi
          done < <(echo "$COMPONENTS" | jq -c '.[]')

          echo "UPDATED=$UPDATED" >> $GITHUB_OUTPUT
          echo "UPDATED=$UPDATED"

      - name: Show changes
        if: steps.update.outputs.UPDATED == 'true'
        run: git diff --color=always

      - name: Create or update PR if versions changed
        if: steps.update.outputs.UPDATED == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash
        run: |
          # Load configuration from top-level env using jq
          COMPONENTS='${{ env.COMPONENTS }}'

          BRANCH=update-runner-versions
          git checkout -B $BRANCH

          COMMIT_MSG="Update component versions"
          MSG_LINES=()

          # Build message lines for changed versions
          while read -r component; do
            VAR=$(echo "$component" | jq -r '.var')
            REPO=$(echo "$component" | jq -r '.repo')
            FRIENDLY=$(echo "$component" | jq -r '.name')

            CURRENT="${!VAR}"
            LATEST_VAR="LATEST_$VAR"
            LATEST="${!LATEST_VAR}"

            if [ "$CURRENT" != "$LATEST" ]; then
              MSG_LINES+=("- $FRIENDLY: [$CURRENT](https://github.com/$REPO/releases/tag/v$CURRENT) → [$LATEST](https://github.com/$REPO/releases/tag/v$LATEST)")
            fi
          done < <(echo "$COMPONENTS" | jq -c '.[]')

          if [ ${#MSG_LINES[@]} -gt 0 ]; then
            COMMIT_MSG=$(printf "Update component versions\n\n%s" "$(printf "%s\n" "${MSG_LINES[@]}")")
          fi

          git add .env
          git commit -m "$COMMIT_MSG"
          git push --set-upstream origin $BRANCH --force

          # Check if a PR already exists
          EXISTING_PR=$(gh pr list --head $BRANCH --json number -q '.[0].number')
          if [ -z "$EXISTING_PR" ]; then
            gh pr create \
              --title "Update component versions" \
              --body "$COMMIT_MSG" \
              --base main \
              --head $BRANCH
          else
            echo "PR already exists: #$EXISTING_PR"
          fi