name: "Release probod-bootstrap"

on:
  push:
    tags:
      - "probod-bootstrap/v*"

permissions:
  contents: "read"

jobs:
  build-binary:
    name: "binary (${{ matrix.goos }}/${{ matrix.goarch }})"
    runs-on: "runs-on=${{ github.run_id }}/runner=4cpu-linux-x64/extras=s3-cache"
    permissions:
      contents: "read"
    strategy:
      fail-fast: false
      matrix:
        include:
          - { goos: linux, goarch: amd64 }
          - { goos: linux, goarch: arm64 }
          - { goos: darwin, goarch: amd64 }
          - { goos: darwin, goarch: arm64 }
          - { goos: windows, goarch: amd64 }
          - { goos: freebsd, goarch: amd64 }
          - { goos: freebsd, goarch: arm64 }
          - { goos: openbsd, goarch: amd64 }
          - { goos: openbsd, goarch: arm64 }
    steps:
      - uses: "actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd" # v6
        with:
          submodules: recursive
      - uses: "runs-on/action@742bf56072eb4845a0f94b3394673e4903c90ff0" # v2
      - uses: "./.github/actions/setup"
        with:
          node: "false"
      - name: "Build binary"
        env:
          CGO_ENABLED: "0"
          GOOS: "${{ matrix.goos }}"
          GOARCH: "${{ matrix.goarch }}"
        run: |
          VERSION="${GITHUB_REF_NAME##*/v}"
          EXT=""
          if [ "$GOOS" = "windows" ]; then EXT=".exe"; fi

          go build -ldflags "-s -w -X 'main.version=${VERSION}'" \
            -gcflags="-e" -o "dist/probod-bootstrap${EXT}" ./cmd/probod-bootstrap/main.go
      - name: "Create archive"
        env:
          GOOS: "${{ matrix.goos }}"
          GOARCH: "${{ matrix.goarch }}"
        run: |
          case "$GOOS" in
            linux)   OS="Linux" ;;
            darwin)  OS="Darwin" ;;
            windows) OS="Windows" ;;
            freebsd) OS="Freebsd" ;;
            openbsd) OS="Openbsd" ;;
          esac
          case "$GOARCH" in
            amd64) ARCH="x86_64" ;;
            *)     ARCH="$GOARCH" ;;
          esac
          EXT=""
          if [ "$GOOS" = "windows" ]; then EXT=".exe"; fi

          mkdir -p archives
          DIR="probod-bootstrap_${OS}_${ARCH}"
          mkdir -p "staging/${DIR}"
          cp "dist/probod-bootstrap${EXT}" README.md LICENSE cmd/probod-bootstrap/CHANGELOG.md "staging/${DIR}/"
          if [ "$GOOS" = "windows" ]; then
            (cd staging && zip -r "../archives/${DIR}.zip" "${DIR}")
          else
            tar -czf "archives/${DIR}.tar.gz" -C staging "${DIR}"
          fi
      - uses: "actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f" # v7
        with:
          name: "archive-${{ matrix.goos }}-${{ matrix.goarch }}"
          path: "archives/"
          retention-days: 1

  github-release:
    name: "github-release"
    needs: [build-binary]
    runs-on: "runs-on=${{ github.run_id }}/runner=2cpu-linux-x64/extras=s3-cache"
    permissions:
      contents: "write"
      id-token: "write"
      attestations: "write"
    steps:
      - uses: "actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd" # v6
        with:
          fetch-depth: 0
      - uses: "runs-on/action@742bf56072eb4845a0f94b3394673e4903c90ff0" # v2
      - uses: "sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad" # v4.0.0
      - uses: "actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c" # v8
        with:
          pattern: "archive-*"
          path: "archives"
          merge-multiple: true
      - name: "Generate checksums and sign"
        run: |
          cd archives
          sha256sum *.tar.gz *.zip > checksums.txt
          cosign sign-blob --bundle="checksums.txt.bundle" checksums.txt --yes
      - name: "Generate SBOM"
        uses: "anchore/sbom-action@e22c389904149dbc22b58101806040fa8d37a610" # v0.24.0
        with:
          path: ./cmd/probod-bootstrap
          format: cyclonedx-json
          output-file: sbom.json
      - name: "Run vulnerability scan"
        uses: "anchore/scan-action@e1165082ffb1fe366ebaf02d8526e7c4989ea9d2" # v7.4.0
        with:
          sbom: "sbom.json"
          fail-build: true
          severity-cutoff: critical
      - name: "Attest SBOM for archives"
        uses: "actions/attest-sbom@c604332985a26aa8cf1bdc465b92731239ec6b9e" # v4
        with:
          subject-path: "archives/*.tar.gz, archives/*.zip"
          sbom-path: "sbom.json"
      - name: "Attest build provenance for archives"
        uses: "actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32" # v4
        with:
          subject-path: "archives/*.tar.gz, archives/*.zip"
      - name: "Extract release notes"
        run: |
          VERSION="${GITHUB_REF_NAME##*/v}"
          awk -v ver="$VERSION" '
            /^## \[/ { if (found) exit; if ($0 ~ "\\[" ver "\\]") found=1 }
            found
          ' cmd/probod-bootstrap/CHANGELOG.md > release-notes.md
      - name: "Create GitHub release"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          PRERELEASE_FLAG=""
          if echo "${GITHUB_REF_NAME}" | grep -qE '(alpha|beta|rc)'; then
            PRERELEASE_FLAG="--prerelease"
          fi

          gh release delete "${GITHUB_REF_NAME}" --yes 2>/dev/null || true

          gh release create "${GITHUB_REF_NAME}" \
            --title "${GITHUB_REF_NAME}" \
            --notes-file release-notes.md \
            $PRERELEASE_FLAG \
            archives/* sbom.json
      - uses: "actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f" # v7
        with:
          name: "sbom"
          path: "sbom.json"
          retention-days: 30