actions_tests.yml

name: AI Actions tests

on:
  pull_request:
    types: [opened, synchronize, reopened]

jobs:
  get-changed-files:
    # Exports a comma-separated list of changed files for later introspection.
    runs-on: ubuntu-latest
    outputs:
      changed_files: ${{ steps.changed_files.outputs.files }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Get changed files
        id: changed_files
        run: |
          echo "Changed files:"
          git fetch origin ${{ github.event.pull_request.base.ref }}
          changed_files=$(git diff --name-only origin/${{ github.event.pull_request.base.ref }} | tr '\n' ',')
          changed_files=${changed_files%,} # removes the trailing comma
          echo "$changed_files"
          echo "files=$changed_files" >> $GITHUB_OUTPUT

  run-command:
    needs: get-changed-files
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [macos-latest, ubuntu-latest, windows-latest]
    timeout-minutes: 60  # timeouts after 1h
    # TODO: Enable environment once we get the flows running without review rulesets.
    # environment: staging  # configure it in GH Settings -> Environments
    env:
      # Set it to "latest" if you want the bleeding edge.
      # ACTION_SERVER_VERSION: {{ vars.ACTION_SERVER_VERSION }}
      ACTION_SERVER_VERSION: "latest"  # not relying yet on evnironments

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      # TODO: Enable caching once we can invalidate the keys on "latest" or once we can
      #  take into use set environments without rulesets.
      # - name: Cache action-server executable on *nix OS
      #   if: runner.os != 'Windows'
      #   id: cache-action-server-nix
      #   uses: actions/cache@v3
      #   with:
      #     path: /usr/local/bin/action-server
      #     key: nix-action-server-${{ env.ACTION_SERVER_VERSION }}
      #     restore-keys: |
      #       nix-action-server-

      - name: Download Action Server executable for *nix OS
        if: runner.os != 'Windows'
        run: |
          echo "Downloading latest Action Server..."
          system=$(uname -s)
          case ${system} in
              Darwin*)    url=https://cdn.sema4.ai/action-server/releases/${{ env.ACTION_SERVER_VERSION }}/macos64/action-server;;
              Linux*)     url=https://cdn.sema4.ai/action-server/releases/${{ env.ACTION_SERVER_VERSION }}/linux64/action-server;;
              *)           echo "Invalid platform '$system' detected!"; exit 1;
          esac
          curl -L -o /usr/local/bin/action-server $url
          chmod +x /usr/local/bin/action-server
          echo "Action Server version: $(action-server version)"
        shell: bash

      - name: Build package metadata on *nix OS
        if: runner.os != 'Windows'
        run: |
          echo "Building metadata for every affected Action Package..."
          changed_files="${{ needs.get-changed-files.outputs.changed_files }}"

          for dir in $(find actions -type d -maxdepth 1); do
            if [ ! -f "$dir/package.yaml" ]; then
              continue  # skips non-packages
            fi
            if ! echo "$changed_files" | grep -q "$dir"; then
              continue  # skips unaffected packages
            fi

            echo "Building metadata over Action Package: $dir"
            # Tried to run this in parallel, but we get bottlenecked by RCC locks.
            (pushd $dir && action-server package metadata && popd)
          done
        shell: bash

      # TODO: Enable caching once we can invalidate the keys on "latest" or once we can
      #  take into use set environments without rulesets.
      # - name: Cache action-server executable on Windows OS
      #   if: runner.os == 'Windows'
      #   id: cache-action-server-windows
      #   uses: actions/cache@v3
      #   with:
      #     path: $Env:TEMP\action-server.exe
      #     key: windows-action-server-${{ env.ACTION_SERVER_VERSION }}
      #     restore-keys: |
      #       windows-action-server-

      - name: Download Action Server executable for Windows OS
        if: runner.os == 'Windows'
        run: |
          Write-Output "Downloading latest Action Server..."
          Invoke-WebRequest -Uri https://cdn.sema4.ai/action-server/releases/${{ env.ACTION_SERVER_VERSION }}/windows64/action-server.exe -OutFile $Env:TEMP\action-server.exe
          [Environment]::SetEnvironmentVariable('PATH', $Env:TEMP + ';' + [Environment]::GetEnvironmentVariable('PATH', [EnvironmentVariableTarget]::Process), [EnvironmentVariableTarget]::Process)
          $version = action-server.exe version
          Write-Output "Action Server version: $version"
        shell: pwsh

      - name: Build package metadata on Windows OS
        if: runner.os == 'Windows'
        run: |
          Write-Output "Building metadata for every affected Action Package..."
          $changed_files = "${{ needs.get-changed-files.outputs.changed_files }}"
          [Environment]::SetEnvironmentVariable('PATH', $Env:TEMP + ';' + [Environment]::GetEnvironmentVariable('PATH', [EnvironmentVariableTarget]::Process), [EnvironmentVariableTarget]::Process)

          Get-ChildItem actions -Directory | ForEach-Object {
            if (-not (Test-Path "$($_.FullName)\package.yaml")) {
              # Yes, `return`, not `continue` (as it would break the loop).
              return  # skips non-packages
            }
            if (-not $changed_files.Contains("actions/$($_.Name)")) {  # linux path
              return  # skips unaffected packages
            }

            Write-Output "Building metadata over Action Package: $($_.FullName)"
            Set-Location -Path $_.FullName
            action-server.exe package metadata
            if ($LASTEXITCODE -ne 0) {
              Write-Output "Metadata building failed in: $($_.FullName)"
              exit 1
            }
            Set-Location -Path $Env:GITHUB_WORKSPACE
          }
        shell: pwsh