action.yml

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name: kamel-prepare-env
description: 'Initialise the test environment with tools. (Will only run once per workflow)'

runs:
  using: "composite"
  steps:
    - name: Set Env Vars
      shell: bash
      run: |
        if [ "$RUNNER_OS" == "Linux" ] || [ "$RUNNER_OS" == "macOS" ]; then
          SUDO=sudo
        fi

        echo "SUDO=${SUDO}" >> $GITHUB_ENV
    #
    # This is a docker action so its pre-builds the image prior to
    # running it. The building occurs prior to all steps regardless
    # of where its located to run. Therefore, it must be run prior to
    # clean-up since that step removes all docker image in order to
    # claim back as much space as possible.
    #
    - name: Cleanup
      shell: bash
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      run: |
        echo "Initial status:"
        df -h

        if [ "$RUNNER_OS" == "Linux" ]; then
          echo "Cleaning up resources:"
          ${{ env.SUDO }} swapoff -a
          ${{ env.SUDO }} rm -f /swapfile
          ${{ env.SUDO }} apt clean
          ${{ env.SUDO }} rm -rf /usr/share/dotnet
          ${{ env.SUDO }} rm -rf /opt/ghc
          ${{ env.SUDO }} rm -rf "/usr/local/share/boost"
          ${{ env.SUDO }} rm -rf "$AGENT_TOOLSDIRECTORY"
        fi
        if [ -x "$(command -v docker)" ]; then
          df -kh
          docker rmi $(docker image ls -aq) || true # Don't fail if image is not present
          df -kh
        fi

        echo "Final status:"
        df -h

    - name: Set up JDK 17
      uses: actions/setup-java@v4
      if: ${{ env.ENV_PREPARED != 'true' }}
      with:
        java-version: '17'
        distribution: 'temurin'

    - name: Set up Go
      uses: actions/setup-go@v5
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      with:
        go-version-file: 'go.mod'
        check-latest: true

    - name: (Re-)install kustomize
      shell: bash
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      run: |
        # reinstall kustomize to be always on the same version
        set +e
        $(which kustomize &> /dev/null)
        if [ "$?" == "0" ]; then
          ${{ env.SUDO }} rm $(which kustomize)
        fi
        set -e
        make kustomize

        # Add kustomize to PATH
        echo "${{ env.GOPATH }}/bin" >> $GITHUB_PATH
        which kustomize || { echo 'kustomize not found' ; exit 1; }

    #
    # Install a version of kubectl for generic access to cluster
    #
    - id: install-kubectl
      uses: azure/setup-kubectl@v4
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      with:
        version: 'v1.28.8'

    - id: install-realpath
      shell: bash
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      run : |
        if [ "$RUNNER_OS" == "macOS" ] && ! [ -x "$(command -v realpath)" ]; then
          echo 'Installing realpath...'
          brew install coreutils
        fi

    - id: complete-action
      name: Environment Prepared
      shell: bash
      if: ${{ env.KAMEL_PREPARE_ENV != 'true' }}
      run : |
        #
        # Avoid preparing the environment repeatedly
        #
        echo "KAMEL_PREPARE_ENV=true" >> $GITHUB_ENV