action.yaml

name: Setup Crossplane
description: Setup Crossplane cli and add it to the PATH, it will run the install bash script and cache the binary for the next run.

inputs:
  cache-prefix:
    description: Prefix for the cache key.
    default: crossplane

  version:
    description: |
      Version of the Crossplane CLI to install.
    default: v1.18.1

  channel:
    description: |
      Channel of the Crossplane CLI to install.
    default: stable

outputs:
  cache-hit:
    description: Whether the cache was hit or not.
    value: ${{ steps.cache.outputs.cache-hit || 'false' }}

runs:
  using: composite

  steps:
    - name: Setup cache
      id: cache
      uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4.1.2
      with:
        path: ${{ github.workspace }}/bin/crossplane
        key: ${{ inputs.cache-prefix }}-${{ runner.os }}-${{ runner.arch }}-${{ inputs.version }}

    - run: "curl -sL https://raw.githubusercontent.com/crossplane/crossplane/master/install.sh | sh"
      id: install
      shell: bash
      env:
        XP_VERSION: ${{ inputs.version }}
        XP_CHANNEL: ${{ inputs.channel }}

    - name: move binary
      id: move
      if: steps.install.outcome == 'success'
      shell: sh
      run: |
        mkdir -p ${{ github.workspace }}/bin
        mv ./crossplane ${{ github.workspace }}/bin/crossplane

    - name: Add binary to path
      shell: sh
      run: |
        # Check if `crossplane` is already in the PATH
        if command -v crossplane >/dev/null; then
          echo "crossplane is already in the PATH, not re-adding it"
          exit 0
        fi

        echo "Adding '${{ github.workspace }}/bin' to the PATH so the 'crossplane' binary can be found"
        echo "${{ github.workspace }}/bin" >> "${GITHUB_PATH}"