release.yml

name: release

on:
  push:
    tags:
      - '*'

# Declare default permissions as read only.
permissions: read-all

env:
  REPO: ghcr.io/coreruleset/albedo

jobs:
  goreleaser:
    runs-on: ubuntu-latest
    permissions:
      # https://goreleaser.com/ci/actions/#token-permissions
      contents: write
      packages: write

    steps:
      -
        name: Checkout
        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
        with:
          fetch-depth: 0
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb # v3.3.0
      -
        name: Set up Go
        uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
        with:
          go-version: ^1.22
          cache: true
      -
        name: Login to GitHub Container Registry
        uses: docker/login-action@e92390c5fb421da1463c202d546fed0ec5c39f20 # v3.1.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Run GoReleaser
        uses: goreleaser/goreleaser-action@5742e2a039330cbb23ebf35f046f814d4c6ff811 # v5.1.0
        if: startsWith(github.ref, 'refs/tags/')
        with:
          version: latest
          args: release --clean
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  publish-images:
    name: Build images
    runs-on: ubuntu-latest
    needs:
      - goreleaser
    permissions:
      contents: read
      packages: write
      id-token: write # needed for signing the images with GitHub OIDC Token
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 1
      
      - name: Install Cosign
        uses: sigstore/cosign-installer@v3.4.0

      # https://github.com/docker/setup-qemu-action
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      # https://github.com/docker/setup-buildx-action
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3.0.0
        with:
          driver-opts: image=moby/buildkit:master

      - name: Login to GitHub Container Registry
        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build images
        id: build-and-push
        env:
          GIT_TAG: ${{ github.ref_name }}
        uses: docker/bake-action@v4.1.0
        with:
          files: |
            ./docker-bake.hcl
          targets: default
          push: false
          provenance: true
          sbom: true
      - name: Sign the images with GitHub OIDC Token
        env:
          METADATA: ${{ steps.build-and-push.outputs.metadata }}
        run: |
          DIGEST=$(echo ${METADATA} | jq -r '.[] | ."containerimage.digest"')
          TAGS=$(echo ${METADATA} | jq -r '.[] | ."image.name" | tostring' | tr ',' '\n')
          images=""
          for tag in ${TAGS}; do
            images+="${tag}@${DIGEST} "
          done
          cosign sign --yes ${images}
  
  verify-images:
    name: Verify images
    runs-on: ubuntu-latest
    needs:
      - publish-images
    steps:
      - name: Run container
        run: |
          tag="$(sed 's/^v//' <<<"${{ github.ref_name }}")"
          image_ref="${REPO}:${tag}"
          echo "Pulling ${image_ref} ..."
          docker pull "${image_ref}"
          echo "Starting container ${image_ref} ..."
          docker run --pull "never" -d --name albedo-test "${image_ref}"
          docker logs albedo-test

      - name: Verify container
        run: |
          [ $(docker inspect albedo-test --format='{{.State.Running}}') = 'true' ]