integration-tests.yml

name: Integration Tests

on:
  workflow_dispatch:
  pull_request:
    branches: [main]
  merge_group:
    branches: [main]
    types: [checks_requested]

concurrency:
  group: ${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}

env:
  TRITON_USE_ASSERT_ENABLED_LLVM: "TRUE"

jobs:
  Runner-Preparation:
    runs-on: ubuntu-latest
    outputs:
      matrix-required: ${{ steps.set-matrix.outputs.matrix-required }}
      matrix-optional: ${{ steps.set-matrix.outputs.matrix-optional }}
    steps:
      - name: Prepare runner matrix
        id: set-matrix
        run: |
          if [ x"${{ github.repository }}" == x"openai/triton" ]; then
            echo '::set-output name=matrix-required::[["self-hosted", "A100"], ["self-hosted", "H100"]]'
            echo '::set-output name=matrix-optional::[["self-hosted", "gfx908"], ["self-hosted", "arc770"]]'
          else
            echo '::set-output name=matrix-required::["ubuntu-latest"]'
            echo '::set-output name=matrix-optional::["ubuntu-latest"]'
          fi


  Integration-Tests-Nvidia:
    needs: Runner-Preparation

    runs-on: ${{ matrix.runner }}

    strategy:
      matrix:
        runner: ${{fromJson(needs.Runner-Preparation.outputs.matrix-required)}}

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: 'true'
      - name: Set CUDA ENV
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'V100' || matrix.runner[1] == 'A100' || matrix.runner[1] == 'H100')}}
        run: |
          echo "BACKEND=CUDA" >> "${GITHUB_ENV}"
          echo "ENABLE_TMA=0" >> "${GITHUB_ENV}"
          echo "ENABLE_MMA_V3=0" >> "${GITHUB_ENV}"
          echo "TRITON_DISABLE_LINE_INFO=1" >> "${GITHUB_ENV}"

      - name: Clear cache
        run: |
          rm -rf ~/.triton

      - name: Update PATH
        run: |
          echo "PATH=${HOME}/.local/bin:${PATH}" >> "${GITHUB_ENV}"

      - name: Check pre-commit
        run: |
          python3 -m pip install --upgrade pre-commit
          python3 -m pre_commit run --all-files --verbose

      - name: Install Triton
        if: ${{ env.BACKEND == 'CUDA'}}
        run: |
          cd python
          python3 -m pip install --upgrade pip
          python3 -m pip install cmake==3.24
          python3 -m pip install ninja
          python3 -m pip install --no-build-isolation -vvv '.[tests]'
          python3 -m pip install pytest-xdist

      - name: Run lit tests
        if: ${{ env.BACKEND == 'CUDA'}}
        run: |
          python3 -m pip install lit
          cd python
          LIT_TEST_DIR="build/$(ls build | grep -i cmake)/test"
          if [ ! -d "${LIT_TEST_DIR}" ]; then
            echo "Coult not find '${LIT_TEST_DIR}'" ; exit -1
          fi
          lit -v "${LIT_TEST_DIR}"

      - name: Enable MMAV3 and TMA
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'H100')}}
        run: |
          echo "ENABLE_TMA=1" >> "${GITHUB_ENV}"
          echo "ENABLE_MMA_V3=1" >> "${GITHUB_ENV}"

      - name: Run python tests on CUDA with ENABLE_TMA=1 and ENABLE_MMA_V3=1
        if: ${{ env.BACKEND == 'CUDA' && env.ENABLE_TMA == '1' && env.ENABLE_MMA_V3 == '1'}}
        run: |
          cd python/test/unit
          python3 -m pytest -n 8 --ignore=runtime --ignore=operators --ignore=language/test_line_info.py
          # run runtime tests serially to avoid race condition with cache handling.
          python3 -m pytest runtime/
          # run test_line_info.py separately with TRITON_DISABLE_LINE_INFO=0
          TRITON_DISABLE_LINE_INFO=0 python3 -m pytest language/test_line_info.py

      - name: Run python tests on CUDA with ENABLE_TMA=0 and ENABLE_MMA_V3=0
        if: ${{ env.BACKEND == 'CUDA' && env.ENABLE_TMA == '0' && env.ENABLE_MMA_V3 == '0'}}
        run: |
          cd python/test/unit
          python3 -m pytest -n 8 --ignore=runtime --ignore=hopper --ignore=operators --ignore=language/test_line_info.py
          # run runtime tests serially to avoid race condition with cache handling.
          python3 -m pytest runtime/
          # run test_line_info.py separately with TRITON_DISABLE_LINE_INFO=0
          TRITON_DISABLE_LINE_INFO=0 python3 -m pytest language/test_line_info.py

      - name: Clear cache
        run: |
          rm -rf ~/.triton

      - name: Run interpreter tests
        env:
          # TRITON_INTERPRET: "1"
          CUA_VISIBLE_DEVICES: ""
        run: |
          cd python/test/unit
          python3 -m pytest -vs operators/test_flash_attention.py

      - name: Run partial tests on CUDA with ENABLE_TMA=1 and ENABLE_MMA_V3=1
        if: ${{ env.BACKEND == 'CUDA' && env.ENABLE_TMA == '1' && env.ENABLE_MMA_V3 == '1'}}
        run: |
          cd python/test/unit
          python3 -m pytest -n 8 operators

      - name: Run partial tests on CUDA with ENABLE_TMA=0 and ENABLE_MMA_V3=0
        if: ${{ env.BACKEND == 'CUDA' && env.ENABLE_TMA == '0' && env.ENABLE_MMA_V3 == '0'}}
        run: |
          cd python/test/unit
          python3 -m pytest -n 8 operators

      - name: Create artifacts archive
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'V100' || matrix.runner[1] == 'A100' || matrix.runner[1] == 'H100')}}
        run: |
          cd ~/.triton
          tar -czf artifacts.tar.gz cache

      - name: Upload artifacts archive
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'V100' || matrix.runner[1] == 'A100' || matrix.runner[1] == 'H100')}}
        uses: actions/upload-artifact@v2
        with:
          name: artifacts ${{ matrix.runner[1] }}
          path: ~/.triton/artifacts.tar.gz

      - name: Run CXX unittests
        if: ${{ env.BACKEND == 'CUDA'}}
        run: |
          cd python
          cd "build/$(ls build | grep -i cmake)"
          ctest

      - name: Regression tests
        if: ${{ contains(matrix.runner, 'A100') }}
        run: |
          python3 -m pip install pytest-rerunfailures
          cd python/test/regression
          sudo nvidia-smi -i 0 -pm 1
          sudo nvidia-smi -i 0 --lock-gpu-clocks=1280,1280
          python3 -m pytest -vs . --reruns 10
          sudo nvidia-smi -i 0 -rgc

  Integration-Tests-Third-Party:
    needs: Runner-Preparation
    if: false

    runs-on: ${{ matrix.runner }}

    strategy:
      matrix:
        runner: ${{fromJson(needs.Runner-Preparation.outputs.matrix-optional)}}

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set ROCM ENV
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'gfx908')}}
        run: |
          echo "BACKEND=ROCM" >> "${GITHUB_ENV}"

      - name: Set XPU ENV
        if: ${{(matrix.runner[0] == 'self-hosted') && (matrix.runner[1] == 'arc770')}}
        run: |
          echo "BACKEND=XPU" >> "${GITHUB_ENV}"

      - name: Clear cache
        run: |
          rm -rf ~/.triton

      - name: Update PATH
        run: |
          echo "PATH=${HOME}/.local/bin:${PATH}" >> "${GITHUB_ENV}"

      - name: Check pre-commit
        if: ${{ matrix.runner != 'macos-10.15' && (matrix.runner[1] != 'arc770') }}
        run: |
          python3 -m pip install --upgrade pre-commit
          python3 -m pre_commit run --all-files --verbose

      - name: Check pre-commit arc770
        if: ${{ matrix.runner != 'macos-10.15' && (matrix.runner[1] == 'arc770') }}
        run: |
          source ${HOME}/triton_vars.sh
          source ${HOME}/miniconda3/bin/activate
          conda activate triton-xpu-ci
          python3 -m pip install --upgrade pre-commit
          python3 -m pre_commit run --all-files

      - name: Install Triton on ROCM
        if: ${{ env.BACKEND == 'ROCM'}}
        run: |
          git submodule update --init --recursive
          cd python
          python3 -m pip install --upgrade pip
          python3 -m pip install cmake==3.24
          python3 -m pip install torch==1.13.1 --index-url https://download.pytorch.org/whl/rocm5.2
          export TRITON_CODEGEN_AMD_HIP_BACKEND=1
          python3 -m pip install --no-build-isolation -vvv '.[tests]'

      - name: Install Triton on XPU
        if: ${{ env.BACKEND == 'XPU'}}
        run: |
          source ${HOME}/triton_vars.sh
          source ${HOME}/miniconda3/bin/activate
          conda activate triton-xpu-ci
          git submodule update --init --recursive
          cd python
          python3 -m pip install --upgrade pip
          python3 -m pip install cmake==3.24
          export TRITON_CODEGEN_INTEL_XPU_BACKEND=1
          python3 -m pip uninstall -y triton
          python3 setup.py build
          python3 -m pip install --no-build-isolation -vvv '.[tests]'

      - name: Run python tests on ROCM
        if: ${{ env.BACKEND == 'ROCM'}}
        run: |
          cd python/test/unit/language
          python3 -m pytest --capture=tee-sys -rfs --verbose "test_core.py"

      - name: Run python tests on XPU
        if: ${{ env.BACKEND == 'XPU'}}
        run: |
          source ${HOME}/triton_vars.sh
          source ${HOME}/miniconda3/bin/activate
          conda activate triton-xpu-ci
          cd python/test/backend/third_party_backends
          python3 -m pytest --capture=tee-sys -rfs --verbose --backend xpu

  Compare-artifacts:
    needs: Integration-Tests-Nvidia

    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Install gh CLI
        run: |
          sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-key 23F3D4EA75716059
          echo "deb [arch=$(dpkg --print-architecture)] https://cli.github.com/packages focal main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null
          sudo apt update
          sudo apt install gh

      - name: Save PR number to a file
        env:
          PR_NUMBER: ${{ github.event.number }}
        run: |
          echo $PR_NUMBER > pr_number
      - name: Upload PR number to artifacts
        uses: actions/upload-artifact@v3
        with:
          name: pr_number
          path: pr_number

      - name: Download latest main artifacts
        env:
          ARTIFACT_NAME: artifacts A100
          ARTIFACT_JOB_NAME: Integration-Tests-Nvidia
          MAX_NUM_ACTIONS_PAGES: 30
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          OWNER_REPO="${{ github.repository }}"
          echo "OWNER_REPO: $OWNER_REPO"
          PR_NUMBERS=($(gh api --method GET repos/$OWNER_REPO/pulls -f state=closed | jq -r ".[] | select(.merged_at != null) | .number"))

          # Not all PRs go through integration tests
          success=0
          for PR_NUMBER in "${PR_NUMBERS[@]}"
          do
            echo "Last merged PR number: $PR_NUMBER"
            BRANCH_NAME=$(gh api repos/$OWNER_REPO/pulls/$PR_NUMBER --jq '.head.ref')
            echo "BRANCH_NAME: $BRANCH_NAME"
            USER_ID=$(gh api repos/$OWNER_REPO/pulls/$PR_NUMBER --jq '.user.id')
            echo "USER_ID: $USER_ID"

            run_id_found=false
            page=1
            while true; do
              if [ "$page" -gt $MAX_NUM_ACTIONS_PAGES ]; then
                break
              fi

              run_id=$(gh api --method GET "repos/$OWNER_REPO/actions/runs?page=$page&per_page=100" | jq --arg branch_name "$BRANCH_NAME" --arg run_name "Integration Tests" --arg user_id "$USER_ID" '.workflow_runs[] | select(.head_branch == $branch_name and .name == $run_name and .actor.id == ($user_id | tonumber))' | jq '.id' | head -1)
              if [ "$run_id" != "" ]; then
                echo "First run ID on branch $BRANCH_NAME is: $run_id"
                WORKFLOW_RUN_ID=$run_id
                run_id_found=true
                break
              fi

              ((page++))
            done
            if ! $run_id_found; then
              echo "No run_id found for PR ${PR_NUMBER}, moving to the next PR."
              continue
            fi
            echo "WORKFLOW_RUN_ID: $WORKFLOW_RUN_ID"
            ARTIFACT_URL=$(gh api repos/$OWNER_REPO/actions/runs/$WORKFLOW_RUN_ID/artifacts | jq --arg artifact_name "$ARTIFACT_NAME" '.artifacts[] | select(.name == $artifact_name).archive_download_url' --raw-output)
            echo "ARTIFACT_URL: $ARTIFACT_URL"

            if [ -n "$ARTIFACT_URL" ]; then
              echo "Downloading artifact: $ARTIFACT_URL"
              curl --location --remote-header-name -H "Authorization: token $GH_TOKEN" -o reference.zip "$ARTIFACT_URL"
              # Print the size of the downloaded artifact
              echo "Artifact size (stat): $(stat --printf="%s bytes" reference.zip)"
              echo "Artifact size (du): $(du -sh reference.zip)"
              unzip reference.zip
              tar -xzf artifacts.tar.gz
              rm reference.zip
              rm artifacts.tar.gz
              mv cache reference
              success=1
              break
            fi
          done

          if [ $success -eq 0 ]; then
            echo "No artifact found with the name: $ARTIFACT_NAME"
            exit 1
          fi
      - name: Download current job artifacts
        uses: actions/download-artifact@v2
        with:
          name: artifacts A100
      - name: Unzip current job artifacts
        run: |
          # Print the size of the downloaded artifact
          echo "Artifact size (stat): $(stat --printf="%s bytes" artifacts.tar.gz)"
          echo "Artifact size (du): $(du -sh artifacts.tar.gz)"
          tar -xzf artifacts.tar.gz
          rm artifacts.tar.gz
          mv cache current
      - name: Compare artifacts
        run: |
          set +e
          python3 python/test/tools/compare_files.py --path1 reference --path2 current
          exit_code=$?
          set -e
          echo $exit_code
          if [ $exit_code -eq 0 ]; then
            echo "Artifacts are identical"
            echo "COMPARISON_RESULT=true" >> $GITHUB_ENV
          elif [ $exit_code -eq 1 ]; then
            echo "Artifacts are different"
            echo "COMPARISON_RESULT=false" >> $GITHUB_ENV
          else
            echo "Error while comparing artifacts"
            echo "COMPARISON_RESULT=error" >> $GITHUB_ENV
          fi
      - name: Check comparison result and write to file
        run: |
          if [ "${{ env.COMPARISON_RESULT }}" = "true" ]; then
            echo "SUCCESS" > comparison_result
          else
            echo "FAILED" > comparison_result
          fi
      - name: Upload comparison result to artifacts
        uses: actions/upload-artifact@v3
        with:
          name: comparison_result
          path: comparison_result
      - name: Upload results as artifact
        uses: actions/upload-artifact@v2
        with:
          name: kernels-reference-check
          path: kernels_reference_check.txt