release.yml

name: Release

permissions:
  contents: write
  
on:
  push:
    tags:
      - 'v*.*.*' # Run workflow on version tags, e.g. v1.0.0.

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Setup Node.js environment
        uses: actions/setup-node@v3
        with:
          node-version: '18'
          cache: 'npm'

      - name: Install dependencies
        run: npm install --frozen-lockfile

      - name: Build
        run: npm run build

      - name: Sign plugin
        run: npm run sign
        env:
          GRAFANA_API_KEY: ${{ secrets.GRAFANA_API_KEY }}

      - name: Get plugin metadata
        id: metadata
        run: |
          sudo apt-get install jq

          export GRAFANA_PLUGIN_ID=$(cat dist/plugin.json | jq -r .id)
          export GRAFANA_PLUGIN_VERSION=$(cat dist/plugin.json | jq -r .info.version)
          export GRAFANA_PLUGIN_TYPE=$(cat dist/plugin.json | jq -r .type)
          export GRAFANA_PLUGIN_ARTIFACT=${GRAFANA_PLUGIN_ID}-${GRAFANA_PLUGIN_VERSION}.zip
          export GRAFANA_PLUGIN_ARTIFACT_CHECKSUM=${GRAFANA_PLUGIN_ARTIFACT}.md5

          echo "plugin-id=${GRAFANA_PLUGIN_ID}" >> $GITHUB_OUTPUT
          echo "plugin-version=${GRAFANA_PLUGIN_VERSION}" >> $GITHUB_OUTPUT
          echo "plugin-type=${GRAFANA_PLUGIN_TYPE}" >> $GITHUB_OUTPUT
          echo "archive=${GRAFANA_PLUGIN_ARTIFACT}" >> $GITHUB_OUTPUT
          echo "archive-checksum=${GRAFANA_PLUGIN_ARTIFACT_CHECKSUM}" >> $GITHUB_OUTPUT

          echo "github-tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT

      - name: Read changelog
        id: changelog
        run: |
          awk '/^## / {s++} s == 1 {print}' CHANGELOG.md > release_notes.md
          export RELEASE_TITLE=$(head -1 release_notes.md|sed 's/## //')
          awk 'NR > 2 { print }' release_notes.md > release_body.md

          echo "title=${RELEASE_TITLE}" >> $GITHUB_OUTPUT
          echo "path=release_body.md" >> $GITHUB_OUTPUT
          echo "version=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT

      - name: Check package version
        run: if [ "v${{ steps.metadata.outputs.plugin-version }}" != "${{ steps.metadata.outputs.github-tag }}" ]; then printf "\033[0;31mPlugin version doesn't match tag name\033[0m\n"; exit 1; fi

      - name: Package plugin
        id: package-plugin
        run: |
          mv dist ${{ steps.metadata.outputs.plugin-id }}
          zip ${{ steps.metadata.outputs.archive }} ${{ steps.metadata.outputs.plugin-id }} -r
          md5sum ${{ steps.metadata.outputs.archive }} > ${{ steps.metadata.outputs.archive-checksum }}
          echo "checksum=$(cat ./${{ steps.metadata.outputs.archive-checksum }} | cut -d' ' -f1)" >> $GITHUB_OUTPUT

      - name: Create release
        id: create_release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ github.ref }}
          name: ${{ steps.changelog.outputs.title }}
          body_path: ${{ steps.changelog.outputs.path }}
          token: ${{ secrets.GITHUB_TOKEN }}
          draft: true
          files: |
            ./${{ steps.metadata.outputs.archive }}
            ./${{ steps.metadata.outputs.archive-checksum }}