name: release

on:
  push:
    tags:
      - 'v*'

env:
  CGO_CFLAGS: '-O3'
  CGO_CXXFLAGS: '-O3'

jobs:
  setup-environment:
    runs-on: ubuntu-latest
    environment: release
    outputs:
      GOFLAGS: ${{ steps.goflags.outputs.GOFLAGS }}
      VERSION: ${{ steps.goflags.outputs.VERSION }}
    steps:
      - uses: actions/checkout@v4
      - name: Set environment
        id: goflags
        run: |
          echo GOFLAGS="'-ldflags=-w -s \"-X=github.com/ollama/ollama/version.Version=${GITHUB_REF_NAME#v}\" \"-X=github.com/ollama/ollama/server.mode=release\"'" >>$GITHUB_OUTPUT
          echo VERSION="${GITHUB_REF_NAME#v}" >>$GITHUB_OUTPUT

  darwin-build:
    runs-on: macos-14-xlarge
    environment: release
    needs: setup-environment
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
      VERSION: ${{ needs.setup-environment.outputs.VERSION }}
      APPLE_IDENTITY: ${{ secrets.APPLE_IDENTITY }}
      APPLE_PASSWORD: ${{ secrets.APPLE_PASSWORD }}
      APPLE_TEAM_ID: ${{ vars.APPLE_TEAM_ID }}
      APPLE_ID: ${{ vars.APPLE_ID }}
      MACOS_SIGNING_KEY: ${{ secrets.MACOS_SIGNING_KEY }}
      MACOS_SIGNING_KEY_PASSWORD: ${{ secrets.MACOS_SIGNING_KEY_PASSWORD }}
      CGO_CFLAGS: '-mmacosx-version-min=14.0 -O3'
      CGO_CXXFLAGS: '-mmacosx-version-min=14.0 -O3'
      CGO_LDFLAGS: '-mmacosx-version-min=14.0 -O3'
    steps:
      - uses: actions/checkout@v4
      - run: |
          echo $MACOS_SIGNING_KEY | base64 --decode > certificate.p12
          security create-keychain -p password build.keychain
          security default-keychain -s build.keychain
          security unlock-keychain -p password build.keychain
          security import certificate.p12 -k build.keychain -P $MACOS_SIGNING_KEY_PASSWORD -T /usr/bin/codesign
          security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k password build.keychain
          security set-keychain-settings -lut 3600 build.keychain
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
      - run: |
          ./scripts/build_darwin.sh
      - name: Log build results
        run: |
          ls -l dist/
      - uses: actions/upload-artifact@v4
        with:
          name: bundles-darwin
          path: |
            dist/*.tgz
            dist/*.zip
            dist/*.dmg

  windows-depends:
    strategy:
      matrix:
        os: [windows]
        arch: [amd64]
        preset: ['CPU']
        include:
          - os: windows
            arch: amd64
            preset: 'CUDA 12'
            install: https://developer.download.nvidia.com/compute/cuda/12.8.0/local_installers/cuda_12.8.0_571.96_windows.exe
            cuda-components:
              - '"cudart"'
              - '"nvcc"'
              - '"cublas"'
              - '"cublas_dev"'
            cuda-version: '12.8'
            flags: ''
          - os: windows
            arch: amd64
            preset: 'CUDA 13'
            install: https://developer.download.nvidia.com/compute/cuda/13.0.0/local_installers/cuda_13.0.0_windows.exe
            cuda-components:
              - '"cudart"'
              - '"nvcc"'
              - '"cublas"'
              - '"cublas_dev"'
              - '"crt"'
              - '"nvvm"'
              - '"nvptxcompiler"'
            cuda-version: '13.0'
            flags: ''
          - os: windows
            arch: amd64
            preset: 'ROCm 6'
            install: https://download.amd.com/developer/eula/rocm-hub/AMD-Software-PRO-Edition-24.Q4-WinSvr2022-For-HIP.exe
            rocm-version: '6.2'
            flags: '-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_C_FLAGS="-parallel-jobs=4 -Wno-ignored-attributes -Wno-deprecated-pragma" -DCMAKE_CXX_FLAGS="-parallel-jobs=4 -Wno-ignored-attributes -Wno-deprecated-pragma"'
            runner_dir: 'rocm'
          - os: windows
            arch: amd64
            preset: Vulkan
            install: https://sdk.lunarg.com/sdk/download/1.4.321.1/windows/vulkansdk-windows-X64-1.4.321.1.exe
            flags: ''
            runner_dir: 'vulkan'
    runs-on: ${{ matrix.arch == 'arm64' && format('{0}-{1}', matrix.os, matrix.arch) || matrix.os }}
    environment: release
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
    steps:
      - name: Install system dependencies
        run: |
          choco install -y --no-progress ccache ninja
          ccache -o cache_dir=${{ github.workspace }}\.ccache
      - if: startsWith(matrix.preset, 'CUDA ') || startsWith(matrix.preset, 'ROCm ') || startsWith(matrix.preset, 'Vulkan')
        id: cache-install
        uses: actions/cache/restore@v4
        with:
          path: |
            C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA
            C:\Program Files\AMD\ROCm
            C:\VulkanSDK
          key: ${{ matrix.install }}
      - if: startsWith(matrix.preset, 'CUDA ')
        name: Install CUDA ${{ matrix.cuda-version }}
        run: |
          $ErrorActionPreference = "Stop"
          if ("${{ steps.cache-install.outputs.cache-hit }}" -ne 'true') {
            Invoke-WebRequest -Uri "${{ matrix.install }}" -OutFile "install.exe"
            $subpackages = @(${{ join(matrix.cuda-components, ', ') }}) | Foreach-Object {"${_}_${{ matrix.cuda-version }}"}
            Start-Process -FilePath .\install.exe -ArgumentList (@("-s") + $subpackages) -NoNewWindow -Wait
          }

          $cudaPath = (Resolve-Path "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\*").path
          echo "$cudaPath\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
      - if: startsWith(matrix.preset, 'ROCm')
        name: Install ROCm ${{ matrix.rocm-version }}
        run: |
          $ErrorActionPreference = "Stop"
          if ("${{ steps.cache-install.outputs.cache-hit }}" -ne 'true') {
            Invoke-WebRequest -Uri "${{ matrix.install }}" -OutFile "install.exe"
            Start-Process -FilePath .\install.exe -ArgumentList '-install' -NoNewWindow -Wait
          }

          $hipPath = (Resolve-Path "C:\Program Files\AMD\ROCm\*").path
          echo "$hipPath\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          echo "CC=$hipPath\bin\clang.exe" | Out-File -FilePath $env:GITHUB_ENV -Append
          echo "CXX=$hipPath\bin\clang++.exe" | Out-File -FilePath $env:GITHUB_ENV -Append
          echo "HIPCXX=$hipPath\bin\clang++.exe" | Out-File -FilePath $env:GITHUB_ENV -Append
          echo "HIP_PLATFORM=amd" | Out-File -FilePath $env:GITHUB_ENV -Append
          echo "CMAKE_PREFIX_PATH=$hipPath" | Out-File -FilePath $env:GITHUB_ENV -Append
      - if: matrix.preset == 'Vulkan'
        name: Install Vulkan ${{ matrix.rocm-version }}
        run: |
          $ErrorActionPreference = "Stop"
          if ("${{ steps.cache-install.outputs.cache-hit }}" -ne 'true') {
            Invoke-WebRequest -Uri "${{ matrix.install }}" -OutFile "install.exe"
            Start-Process -FilePath .\install.exe -ArgumentList "-c","--am","--al","in" -NoNewWindow -Wait
          }
          
          $vulkanPath = (Resolve-Path "C:\VulkanSDK\*").path
          echo "$vulkanPath\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          echo "VULKAN_SDK=$vulkanPath" >> $env:GITHUB_ENV
      - if: matrix.preset == 'CPU'
        run: |
          echo "CC=clang.exe" | Out-File -FilePath $env:GITHUB_ENV -Append
          echo "CXX=clang++.exe" | Out-File -FilePath $env:GITHUB_ENV -Append
      - if: ${{ !cancelled() && steps.cache-install.outputs.cache-hit != 'true' }}
        uses: actions/cache/save@v4
        with:
          path: |
            C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA
            C:\Program Files\AMD\ROCm
            C:\VulkanSDK
          key: ${{ matrix.install }}
      - uses: actions/checkout@v4
      - uses: actions/cache@v4
        with:
          path: ${{ github.workspace }}\.ccache
          key: ccache-${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.preset }}
      - name: Build target "${{ matrix.preset }}"
        run: |
          Import-Module 'C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\Microsoft.VisualStudio.DevShell.dll'
          Enter-VsDevShell -VsInstallPath 'C:\Program Files\Microsoft Visual Studio\2022\Enterprise' -SkipAutomaticLocation  -DevCmdArguments '-arch=x64 -no_logo'
          cmake --preset "${{ matrix.preset }}" ${{ matrix.flags }} --install-prefix "$((pwd).Path)\dist\${{ matrix.os }}-${{ matrix.arch }}"
          cmake --build --parallel ([Environment]::ProcessorCount) --preset "${{ matrix.preset }}"
          cmake --install build --component "${{ startsWith(matrix.preset, 'CUDA ') && 'CUDA' || startsWith(matrix.preset, 'ROCm ') && 'HIP' || 'CPU' }}" --strip
          Remove-Item -Path dist\lib\ollama\rocm\rocblas\library\*gfx906* -ErrorAction SilentlyContinue
        env:
          CMAKE_GENERATOR: Ninja
      - name: Log build results
        run: |
          gci -path .\dist -Recurse -File | ForEach-Object { get-filehash -path $_.FullName -Algorithm SHA256 } | format-list
      - uses: actions/upload-artifact@v4
        with:
          name: depends-${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.preset }}
          path: dist\*

  windows-build:
    strategy:
      matrix:
        os: [windows]
        arch: [amd64, arm64]
        include:
        - os: windows
          arch: amd64
          llvmarch: x86_64
        - os: windows
          arch: arm64
          llvmarch: aarch64
    runs-on: ${{ matrix.arch == 'arm64' && format('{0}-{1}', matrix.os, matrix.arch) || matrix.os }}
    environment: release
    needs: [setup-environment]
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
      VERSION: ${{ needs.setup-environment.outputs.VERSION }}
    steps:
      - name: Install ARM64 system dependencies
        if: matrix.arch == 'arm64'
        run: |
          $ErrorActionPreference = "Stop"
          Set-ExecutionPolicy Bypass -Scope Process -Force
          [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072
          iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))
          echo "C:\ProgramData\chocolatey\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append

          Invoke-WebRequest -Uri https://aka.ms/vs/17/release/vc_redist.arm64.exe -OutFile "${{ runner.temp }}\vc_redist.arm64.exe"
          Start-Process -FilePath "${{ runner.temp }}\vc_redist.arm64.exe" -ArgumentList @("/install", "/quiet", "/norestart") -NoNewWindow -Wait

          choco install -y --no-progress git gzip
          echo "C:\Program Files\Git\cmd" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
      - name: Install clang and gcc-compat
        run: |
          $ErrorActionPreference = "Stop"
          Set-ExecutionPolicy Bypass -Scope Process -Force
          Invoke-WebRequest -Uri "https://github.com/mstorsjo/llvm-mingw/releases/download/20240619/llvm-mingw-20240619-ucrt-${{ matrix.llvmarch }}.zip" -OutFile "${{ runner.temp }}\llvm-mingw-ucrt.zip"
          Expand-Archive -Path ${{ runner.temp }}\llvm-mingw-ucrt.zip -DestinationPath "C:\Program Files\"
          $installPath=(Resolve-Path -Path "C:\Program Files\llvm-mingw-*-ucrt*").path
          echo "$installPath\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
      - name: Verify gcc is actually clang
        run: |
          $ErrorActionPreference='Continue'
          $version=& gcc -v 2>&1
          $version=$version -join "`n"
          echo "gcc is $version"
          if ($version -notmatch 'clang') {
            echo "ERROR: GCC must be clang for proper utf16 handling"
            exit 1
          }
          $ErrorActionPreference='Stop'
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"
      - run: |
          ./scripts/build_windows ollama app
      - name: Log build results
        run: |
          gci -path .\dist -Recurse -File | ForEach-Object { get-filehash -path $_.FullName -Algorithm SHA256 } | format-list
      - uses: actions/upload-artifact@v4
        with:
          name: build-${{ matrix.os }}-${{ matrix.arch }}
          path: |
            dist\*

  windows-app:
    runs-on: windows
    environment: release
    needs: [windows-build, windows-depends]
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
      VERSION: ${{ needs.setup-environment.outputs.VERSION }}
      KEY_CONTAINER: ${{ vars.KEY_CONTAINER }}
    steps:
      - uses: actions/checkout@v4
      - uses: google-github-actions/auth@v2
        with:
          project_id: ollama
          credentials_json: ${{ secrets.GOOGLE_SIGNING_CREDENTIALS }}
      - run: |
          $ErrorActionPreference = "Stop"
          Invoke-WebRequest -Uri "https://go.microsoft.com/fwlink/p/?LinkId=323507" -OutFile "${{ runner.temp }}\sdksetup.exe"
          Start-Process "${{ runner.temp }}\sdksetup.exe" -ArgumentList @("/q") -NoNewWindow -Wait

          Invoke-WebRequest -Uri "https://github.com/GoogleCloudPlatform/kms-integrations/releases/download/cng-v1.0/kmscng-1.0-windows-amd64.zip" -OutFile "${{ runner.temp }}\plugin.zip"
          Expand-Archive -Path "${{ runner.temp }}\plugin.zip" -DestinationPath "${{ runner.temp }}\plugin\"
          & "${{ runner.temp }}\plugin\*\kmscng.msi" /quiet

          echo "${{ vars.OLLAMA_CERT }}" >ollama_inc.crt
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
      - uses: actions/download-artifact@v4
        with:
          pattern: depends-windows*
          path: dist
          merge-multiple: true
      - uses: actions/download-artifact@v4
        with:
          pattern: build-windows*
          path: dist
          merge-multiple: true
      - name: Log dist contents after download
        run: |
          gci -path .\dist -recurse
      - run: |
          ./scripts/build_windows.ps1 deps sign installer zip
      - name: Log contents after build
        run: |
          gci -path .\dist -Recurse -File | ForEach-Object { get-filehash -path $_.FullName -Algorithm SHA256 } | format-list
      - uses: actions/upload-artifact@v4
        with:
          name: bundles-windows
          path: |
            dist/*.zip
            dist/OllamaSetup.exe

  linux-build:
    strategy:
      matrix:
        include:
          - os: linux
            arch: amd64
            target: archive
          - os: linux
            arch: amd64
            target: rocm
          - os: linux
            arch: arm64
            target: archive
    runs-on: ${{ matrix.arch == 'arm64' && format('{0}-{1}', matrix.os, matrix.arch) || matrix.os }}
    environment: release
    needs: setup-environment
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-buildx-action@v3
      - uses: docker/build-push-action@v6
        with:
          context: .
          platforms: ${{ matrix.os }}/${{ matrix.arch }}
          target: ${{ matrix.target }}
          build-args: |
            GOFLAGS=${{ env.GOFLAGS }}
            CGO_CFLAGS=${{ env.CGO_CFLAGS }}
            CGO_CXXFLAGS=${{ env.CGO_CXXFLAGS }}
          outputs: type=local,dest=dist/${{ matrix.os }}-${{ matrix.arch }}
          cache-from: type=registry,ref=${{ vars.DOCKER_REPO }}:latest
          cache-to: type=inline
      - run: |
          for COMPONENT in bin/* lib/ollama/*; do
            case "$COMPONENT" in
              bin/ollama)                echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}.tar.in ;;
              lib/ollama/*.so*)          echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}.tar.in ;;
              lib/ollama/cuda_v*)        echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}.tar.in ;;
              lib/ollama/cuda_jetpack5)  echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}-jetpack5.tar.in ;;
              lib/ollama/cuda_jetpack6)  echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}-jetpack6.tar.in ;;
              lib/ollama/rocm)           echo $COMPONENT >>ollama-${{ matrix.os }}-${{ matrix.arch }}-rocm.tar.in ;;
            esac
          done
        working-directory: dist/${{ matrix.os }}-${{ matrix.arch }}
      - run: |
          echo "Manifests"
          for ARCHIVE in dist/${{ matrix.os }}-${{ matrix.arch }}/*.tar.in ; do
            echo $ARCHIVE
            cat $ARCHIVE
          done
      - run: |
          for ARCHIVE in dist/${{ matrix.os }}-${{ matrix.arch }}/*.tar.in; do
            tar c -C dist/${{ matrix.os }}-${{ matrix.arch }} -T $ARCHIVE --owner 0 --group 0 | pigz -9vc >$(basename ${ARCHIVE//.*/}.tgz);
          done
      - uses: actions/upload-artifact@v4
        with:
          name: bundles-${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.target }}
          path: |
            *.tgz

  # Build each Docker variant (OS, arch, and flavor) separately. Using QEMU is unreliable and slower.
  docker-build-push:
    strategy:
      matrix:
        include:
          - os: linux
            arch: arm64
            build-args: |
              CGO_CFLAGS
              CGO_CXXFLAGS
              GOFLAGS
          - os: linux
            arch: amd64
            build-args: |
              CGO_CFLAGS
              CGO_CXXFLAGS
              GOFLAGS
          - os: linux
            arch: amd64
            suffix: '-rocm'
            build-args: |
              CGO_CFLAGS
              CGO_CXXFLAGS
              GOFLAGS
              FLAVOR=rocm
    runs-on: ${{ matrix.arch == 'arm64' && format('{0}-{1}', matrix.os, matrix.arch) || matrix.os }}
    environment: release
    needs: setup-environment
    env:
      GOFLAGS: ${{ needs.setup-environment.outputs.GOFLAGS }}
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          username: ${{ vars.DOCKER_USER }}
          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
      - id: build-push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: ${{ matrix.os }}/${{ matrix.arch }}
          build-args: ${{ matrix.build-args }}
          outputs: type=image,name=${{ vars.DOCKER_REPO }},push-by-digest=true,name-canonical=true,push=true
          cache-from: type=registry,ref=${{ vars.DOCKER_REPO }}:latest
          cache-to: type=inline
      - run: |
          mkdir -p ${{ matrix.os }}-${{ matrix.arch }}
          echo "${{ steps.build-push.outputs.digest }}" >${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.suffix }}.txt
        working-directory: ${{ runner.temp }}
      - uses: actions/upload-artifact@v4
        with:
          name: digest-${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.suffix }}
          path: |
            ${{ runner.temp }}/${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.suffix }}.txt

  # Merge Docker images for the same flavor into a single multi-arch manifest
  docker-merge-push:
    strategy:
      matrix:
        suffix: ['', '-rocm']
    runs-on: linux
    environment: release
    needs: [docker-build-push]
    steps:
      - uses: docker/login-action@v3
        with:
          username: ${{ vars.DOCKER_USER }}
          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
      - id: metadata
        uses: docker/metadata-action@v4
        with:
          flavor: |
            latest=false
            suffix=${{ matrix.suffix }}
          images: |
            ${{ vars.DOCKER_REPO }}
          tags: |
            type=ref,enable=true,priority=600,prefix=pr-,event=pr
            type=semver,pattern={{version}}
      - uses: actions/download-artifact@v4
        with:
          pattern: digest-*
          path: ${{ runner.temp }}
          merge-multiple: true
      - run: |
          docker buildx imagetools create $(echo '${{ steps.metadata.outputs.json }}' | jq -cr '.tags | map("-t", .) | join(" ")') $(cat *-${{ matrix.suffix }}.txt | xargs printf '${{ vars.DOCKER_REPO }}@%s ')
          docker buildx imagetools inspect ${{ vars.DOCKER_REPO }}:${{ steps.metadata.outputs.version }}
        working-directory: ${{ runner.temp }}

  # Final release process
  release:
    runs-on: ubuntu-latest
    environment: release
    needs: [darwin-build, windows-app, linux-build]
    permissions:
      contents: write
    env:
      GH_TOKEN: ${{ github.token }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
        with:
          pattern: bundles-*
          path: dist
          merge-multiple: true
      - name: Log dist contents
        run: |
          ls -l dist/
      - name: Generate checksum file
        run: find . -type f -not -name 'sha256sum.txt' | xargs sha256sum | tee sha256sum.txt
        working-directory: dist
      - name: Create or update Release for tag
        run: |
          RELEASE_VERSION="$(echo ${GITHUB_REF_NAME} | cut -f1 -d-)"
          echo "Looking for existing release for ${RELEASE_VERSION}"
          OLD_TAG=$(gh release ls --json name,tagName | jq -r ".[] | select(.name == \"${RELEASE_VERSION}\") | .tagName")
          if [ -n "$OLD_TAG" ]; then
            echo "Updating release ${RELEASE_VERSION} to point to new tag ${GITHUB_REF_NAME}"
            gh release edit ${OLD_TAG} --tag ${GITHUB_REF_NAME}
          else
            echo "Creating new release ${RELEASE_VERSION} pointing to tag ${GITHUB_REF_NAME}"
            gh release create ${GITHUB_REF_NAME} \
              --title ${RELEASE_VERSION} \
              --draft \
              --generate-notes \
              --prerelease
          fi
      - name: Upload release artifacts
        run: |
          pids=()
          for payload in dist/*.txt dist/*.zip dist/*.tgz dist/*.exe dist/*.dmg ; do
            echo "Uploading $payload"
            gh release upload ${GITHUB_REF_NAME} $payload --clobber &
            pids[$!]=$!
            sleep 1
          done
          echo "Waiting for uploads to complete"
          for pid in "${pids[*]}"; do
            wait $pid
          done
          echo "done"