release.yml

on:
  push:
    tags: '[0-9]+.[0-9]+.[0-9][0-9]'
  

permissions: read-all

jobs:
  # This step builds our artifacts, uploads them to the workflow run, and
  # outputs their digest.
  build:
    outputs:
      hashes: ${{ steps.hash.outputs.hashes }}
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - name: Build artifacts
        run: |
          git archive --prefix=kokkos-kernels-${{ github.ref_name }}/ -o kokkos-kernels-${{ github.ref_name }}.zip HEAD
          git archive --prefix=kokkos-kernels-${{ github.ref_name }}/ -o kokkos-kernels-${{ github.ref_name }}.tar.gz HEAD

      - name: Generate hashes
        shell: bash
        id: hash
        run: |
          # sha256sum generates sha256 hash for all artifacts.
          # base64 -w0 encodes to base64 and outputs on a single line.
          sha256sum kokkos-kernels-${{ github.ref_name }}.zip kokkos-kernels-${{ github.ref_name }}.tar.gz > kokkos-kernels-${{ github.ref_name }}-SHA-256.txt
          echo "hashes=$(base64 -w0 kokkos-kernels-${{ github.ref_name }}-SHA-256.txt)" >> "$GITHUB_OUTPUT"

      - name: Upload artifacts
        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
        with:
          name: release-artifacts
          path: kokkos-kernels-${{ github.ref_name }}*
          if-no-files-found: error
          retention-days: 5

  # This step calls the generic workflow to generate provenance.
  provenance:
    needs: [build]
    permissions:
      actions: read
      id-token: write
      contents: write
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@v2.0.0
    with:
      base64-subjects: "${{ needs.build.outputs.hashes }}"
      # Upload provenance to a new release
      upload-assets: true
      provenance-name: "kokkos-kernels-${{ github.ref_name }}.intoto.jsonl"

  # This step uploads our artifacts to the tagged GitHub release.
  release:
    needs: [build, provenance]
    permissions:
      contents: write
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/')
    steps:
      - name: Download artifacts
        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
        with:
          name: release-artifacts
      - name: Upload assets
        uses: softprops/action-gh-release@7b4da11513bf3f43f9999e90eabced41ab8bb048 # v2.2.0
        with:
          files: |
            kokkos-kernels-${{ github.ref_name }}.zip
            kokkos-kernels-${{ github.ref_name }}.tar.gz
            kokkos-kernels-${{ github.ref_name }}-SHA-256.txt