test-sdist-linux.yml

# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#
# SPDX-License-Identifier: Apache-2.0

on:
  workflow_call:
    inputs:
      host-platform:
        required: true
        type: string
      cuda-version:
        required: true
        type: string

defaults:
  run:
    shell: bash --noprofile --norc -xeuo pipefail {0}

permissions:
  contents: read  # This is required for actions/checkout

jobs:
  test-sdist:
    name: Test sdist builds
    runs-on: linux-amd64-cpu8
    steps:
      - name: Checkout ${{ github.event.repository.name }}
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
        with:
          python-version: "3.12"

      - name: Install build tools
        run: pip install build

      # Pure Python packages -- no CTK needed.
      - name: Build cuda.pathfinder sdist and wheel-from-sdist
        run: |
          python -m build --sdist cuda_pathfinder/
          pip wheel --no-deps --wheel-dir cuda_pathfinder/dist cuda_pathfinder/dist/*.tar.gz

      - name: Build cuda-python sdist and wheel-from-sdist
        run: |
          python -m build --sdist cuda_python/
          pip wheel --no-deps --wheel-dir cuda_python/dist cuda_python/dist/*.tar.gz

      # Cython packages need CTK + sccache.
      # The env vars ACTIONS_CACHE_SERVICE_V2, ACTIONS_RESULTS_URL, and ACTIONS_RUNTIME_TOKEN
      # are exposed by this action.
      - name: Enable sccache
        uses: mozilla-actions/sccache-action@7d986dd989559c6ecdb630a3fd2557667be217ad  # 0.0.9
        with:
          disable_annotations: 'true'

      # xref: https://github.com/orgs/community/discussions/42856#discussioncomment-7678867
      - name: Adding additional GHA cache-related env vars
        uses: actions/github-script@v8
        with:
          script: |
            core.exportVariable('ACTIONS_CACHE_URL', process.env['ACTIONS_CACHE_URL'])
            core.exportVariable('ACTIONS_RUNTIME_URL', process.env['ACTIONS_RUNTIME_URL'])

      - name: Setup proxy cache
        uses: nv-gha-runners/setup-proxy-cache@main
        continue-on-error: true
        with:
          enable-apt: true

      - name: Set up mini CTK
        uses: ./.github/actions/fetch_ctk
        continue-on-error: false
        with:
          host-platform: ${{ inputs.host-platform }}
          cuda-version: ${{ inputs.cuda-version }}

      # cuda_bindings/setup.py parses CUDA headers at import time, so CUDA_PATH
      # (set by fetch_ctk) must be available for both sdist and wheel builds.
      - name: Build cuda.bindings sdist and wheel-from-sdist
        run: |
          export CUDA_PYTHON_PARALLEL_LEVEL=$(nproc)
          export CC="sccache cc"
          export CXX="sccache c++"
          export PIP_FIND_LINKS="$(pwd)/cuda_pathfinder/dist"
          python -m build --sdist cuda_bindings/
          pip wheel --no-deps --wheel-dir cuda_bindings/dist cuda_bindings/dist/*.tar.gz

      # cuda_core sdist delegates to setuptools (no CTK needed), but
      # wheel-from-sdist needs CTK and cuda-bindings (dynamic build dep via
      # get_requires_for_build_wheel in build_hooks.py).
      - name: Build cuda.core sdist and wheel-from-sdist
        run: |
          export CUDA_PYTHON_PARALLEL_LEVEL=$(nproc)
          export CUDA_CORE_BUILD_MAJOR="$(echo '${{ inputs.cuda-version }}' | cut -d. -f1)"
          export CC="sccache cc"
          export CXX="sccache c++"
          export PIP_FIND_LINKS="$(pwd)/cuda_bindings/dist $(pwd)/cuda_pathfinder/dist"
          python -m build --sdist cuda_core/
          pip wheel --no-deps --wheel-dir cuda_core/dist cuda_core/dist/*.tar.gz

      - name: Show sccache stats
        if: always()
        run: sccache --show-stats