action.yml

name: "Run CustoPiZer"
description: "Runs the CustoPiZer tool"
branding:
  icon: box
  color: green
inputs:
  workspace:
    description: "Path to the workspace"
    required: true
  scripts:
    description: "Path to the scripts to mount"
    required: true
  config:
    description: "Path to an optional config file 'config.local', e.g. to override file system extending/shrinking"
    required: false
    default: ''
  environment:
    description: "Additional environment variables to pass to the docker call, as JSON object, e.g. {'OCTOPRINT_VERSION': '1.7.0', 'OTHER_VAR': 'value'}"
    required: false
    default: '{}'
  custopizer:
    description: "CustoPiZer version to use, defaults to 'latest'"
    required: false
    default: 'latest'
runs:
  using: "composite"
  steps:
    - name: "Validate CustoPiZer action inputs"
      run: |
        [ -d "${{ inputs.workspace }}" ] || (echo "Validation error: inputs.workspace does not exist or is not a directory!" && exit -1)
        [ -d "${{ inputs.scripts }}" ] || (echo "Validation error: inputs.scripts does not exist or is not a directory!" && exit -1)
        [ -z "${{ inputs.config }}" ] || [ -f "${{ inputs.config }}" ] || (echo "Validation error: inputs.config does not exist or is not a file!" && exit -1)
        [ -z "${{ inputs.environment }}" ] || (echo '${{ inputs.environment }}' | jq) || (echo "Validation error: inputs.environment does not contain valid json!" && exit -1)
        [ -z "${{ inputs.custopizer }}" ] || [[ "${{ inputs.custopizer }}" =~ ^[a-zA-Z0-9_][a-zA-Z0-9_.-]{0,127}$ || "${{ inputs.custopizer }}" =~ sha256:[a-f0-9]{64}$ ]] || (echo "Validation error: inputs.custopizer does not contain a valid version!" && exit -1)
      shell: bash

    - name: "Run CustoPiZer"
      run: |
        sudo modprobe loop

        config_mount=''
        if [ -f "${{ inputs.config }}" ]; then
          config_mount="-v ${{ inputs.config }}:/CustoPiZer/config.local"
        fi

        envs=$(echo '${{ inputs.environment }}' | jq -r 'to_entries | map("-e " + .key + "=" + (.value | tostring)) | join(" ")')

        if [[ "${{ inputs.custopizer }}" =~ ^sha256:[a-f0-9]{64}$ ]]; then
          version="@${{ inputs.custopizer }}"
        else
          version=":${{ inputs.custopizer }}"
        fi

        command="--rm --privileged $envs -v ${{ inputs.workspace }}:/CustoPiZer/workspace -v ${{ inputs.scripts }}:/CustoPiZer/workspace/scripts $config_mount ghcr.io/octoprint/custopizer$version"

        echo "About to execute 'docker run $command'..."

        docker run $command
      shell: bash