gpu_integer_long_run_tests.yml

name: AWS Long Run Tests on GPU

env:
  CARGO_TERM_COLOR: always
  ACTION_RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
  RUSTFLAGS: "-C target-cpu=native"
  RUST_BACKTRACE: "full"
  RUST_MIN_STACK: "8388608"
  SLACK_CHANNEL: ${{ secrets.SLACK_CHANNEL }}
  SLACK_ICON: https://pbs.twimg.com/profile_images/1274014582265298945/OjBKP9kn_400x400.png
  SLACK_USERNAME: ${{ secrets.BOT_USERNAME }}
  SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}

on:
  # Allows you to run this workflow manually from the Actions tab as an alternative.
  workflow_dispatch:
  schedule:
    # Weekly tests will be triggered each Friday at 1a.m.
    - cron: '0 1 * * FRI'

jobs:
  setup-instance:
    name: Setup instance (gpu-tests)
    if: github.event_name != 'schedule' ||
      (github.event_name == 'schedule' && github.repository == 'zama-ai/tfhe-rs')
    runs-on: ubuntu-latest
    outputs:
      runner-name: ${{ steps.start-instance.outputs.label }}
    steps:
      - name: Start instance
        id: start-instance
        uses: zama-ai/slab-github-runner@98f0788261a7323d5d695a883e20df36591a92b7
        with:
          mode: start
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          backend: hyperstack
          profile: 2-h100

  cuda-tests:
    name: Long run GPU H100 tests
    needs: [ setup-instance ]
    concurrency:
      group: ${{ github.workflow }}_${{github.event_name}}_${{ github.ref }}
      cancel-in-progress: true
    runs-on: ${{ needs.setup-instance.outputs.runner-name }}
    strategy:
      fail-fast: false
      # explicit include-based build matrix, of known valid options
      matrix:
        include:
          - os: ubuntu-22.04
            cuda: "12.2"
            gcc: 11 
    env:
      CUDA_PATH: /usr/local/cuda-${{ matrix.cuda }}
      CMAKE_VERSION: 3.29.6
    steps:
      # Mandatory on hyperstack since a bootable volume is not re-usable yet.
      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install -y checkinstall zlib1g-dev libssl-dev libclang-dev
          wget https://github.com/Kitware/CMake/releases/download/v${{ env.CMAKE_VERSION }}/cmake-${{ env.CMAKE_VERSION }}.tar.gz
          tar -zxvf cmake-${{ env.CMAKE_VERSION }}.tar.gz
          cd cmake-${{ env.CMAKE_VERSION }}
          ./bootstrap
          make -j"$(nproc)"
          sudo make install

      - name: Checkout tfhe-rs
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683

      - name: Set up home
        run: |
          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"

      - name: Install latest stable
        uses: dtolnay/rust-toolchain@315e265cd78dad1e1dcf3a5074f6d6c47029d5aa
        with:
          toolchain: stable

      - name: Export CUDA variables
        if: ${{ !cancelled() }}
        run: |
          echo "CUDA_PATH=$CUDA_PATH" >> "${GITHUB_ENV}"
          echo "$CUDA_PATH/bin" >> "${GITHUB_PATH}"
          echo "LD_LIBRARY_PATH=$CUDA_PATH/lib:$LD_LIBRARY_PATH" >> "${GITHUB_ENV}"
          echo "CUDACXX=/usr/local/cuda-${{ matrix.cuda }}/bin/nvcc" >> "${GITHUB_ENV}"

      # Specify the correct host compilers
      - name: Export gcc and g++ variables
        if: ${{ !cancelled() }}
        run: |
          {
            echo "CC=/usr/bin/gcc-${{ matrix.gcc }}";
            echo "CXX=/usr/bin/g++-${{ matrix.gcc }}";
            echo "CUDAHOSTCXX=/usr/bin/g++-${{ matrix.gcc }}";
            echo "HOME=/home/ubuntu";
          } >> "${GITHUB_ENV}"

      - name: Check device is detected
        if: ${{ !cancelled() }}
        run: nvidia-smi

      - name: Run tests
        run: |
          make test_integer_long_run_gpu

  slack-notify:
    name: Slack Notification
    needs: [ setup-instance, cuda-tests ]
    runs-on: ubuntu-latest
    if: ${{ always() && needs.cuda-tests.result != 'skipped' && failure() }}
    continue-on-error: true
    steps:
      - name: Send message
        uses: rtCamp/action-slack-notify@c33737706dea87cd7784c687dadc9adf1be59990
        env:
          SLACK_COLOR: ${{ needs.cuda-tests.result }}
          SLACK_MESSAGE: "Integer GPU H100 long run tests finished with status: ${{ needs.cuda-tests.result }}. (${{ env.ACTION_RUN_URL }})"

  teardown-instance:
    name: Teardown instance (gpu-tests)
    if: ${{ always() && needs.setup-instance.result != 'skipped' }}
    needs: [ setup-instance, cuda-tests ]
    runs-on: ubuntu-latest
    steps:
      - name: Stop instance
        id: stop-instance
        uses: zama-ai/slab-github-runner@98f0788261a7323d5d695a883e20df36591a92b7
        with:
          mode: stop
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          label: ${{ needs.setup-instance.outputs.runner-name }}

      - name: Slack Notification
        if: ${{ failure() }}
        continue-on-error: true
        uses: rtCamp/action-slack-notify@c33737706dea87cd7784c687dadc9adf1be59990
        env:
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: "Instance teardown (gpu-long-run-tests) finished with status: ${{ job.status }}. (${{ env.ACTION_RUN_URL }})"