ci.yaml

name: CI
on: [push, pull_request]
jobs:
  test:
    strategy:
      matrix:
        platform: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.platform }}
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-go@v2
        with:
          go-version: 1.x
      - run: make lint
      - run: make test

  release:
    runs-on: ubuntu-latest
    if: contains(github.ref, 'refs/tags/')
    needs: test
    outputs:
      upload_url: ${{ steps.release.outputs.upload_url }}
    steps:
      - name: Create GitHub release
        uses: actions/create-release@v1
        id: release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: ${{ github.ref }}
          body: TODO
          draft: true

  assets:
    strategy:
      matrix:
        platform: [ubuntu-latest, windows-latest]
    runs-on: ${{ matrix.platform }}
    needs: release
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-go@v2
        with:
          go-version: 1.x
      - run: echo "APP_VERSION=$(git describe --tags --abbrev=0 | sed -e 's/^v//')" >> $GITHUB_ENV
        shell: bash
      - run: echo "ASSET_NAME=fastly-exporter-${{ env.APP_VERSION }}.$(go env GOOS)-$(go env GOARCH).tar.gz" >> $GITHUB_ENV
        shell: bash
      - run: echo "ASSET_PATH=dist/v${{ env.APP_VERSION }}/${{ env.ASSET_NAME }}" >> $GITHUB_ENV
        shell: bash
      - run: make dist
      - uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ needs.release.outputs.upload_url }}
          asset_path: ${{ env.ASSET_PATH }}
          asset_name: ${{ env.ASSET_NAME }}
          asset_content_type: application/gzip

  docker:
    runs-on: ubuntu-latest
    needs: release
    permissions:
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@v2
      - uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/metadata-action@v3
        id: meta
        with:
          images: ghcr.io/fastly/fastly-exporter
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern=v{{major}}
            type=semver,pattern=v{{major}}.{{minor}}
            type=semver,pattern=v{{version}}
      - uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}