action.yml

name: Generate ISO
description: Creates an ISO for installing an OSTree container

inputs:
  ARCH:
    description: Architecture for image to build
    required: true
    default: x86_64
  IMAGE_NAME:
    description: Name of the source container image
    required: true
    default: base-main
  IMAGE_REPO:
    description: Repository containing the source container image
    required: true
    default: ghcr.io/ublue-os
  VARIANT:
    description: "Source container variant. Available options can be found by running `dnf provides system-release`. Variant will be the third item in the package name. Example: `fedora-release-kinoite-39-34.noarch` will be kinonite"
    required: true
    default: Kinoite
  VERSION:
    description: Fedora version of installer to build
    required: true
    default: "39"
  IMAGE_TAG:
    description: Tag of the source container image
    required: false
  EXTRA_BOOT_PARAMS:
    description: Extra params used by grub to boot the anaconda installer
    required: false
  WEB_UI:
    description: Enable Anaconda WebUI
    required: true
    default: "false"
  ENROLLMENT_PASSWORD:
    description: Used for supporting secure boot (requires SECURE_BOOT_KEY_URL to be defined)
    required: false
    default: "ublue-os"
  SECURE_BOOT_KEY_URL:
    description: Secure boot key that is installed from URL location
    required: false
  ACTION_REPO:
    deprecationMessage: This variable is no longer used and will be removed in a future version
    required: false
  ACTION_REF:
    deprecationMessage: This variable is no longer used and will be removed in a future version
    required: false

outputs:
  output-directory:
    value: ${{ steps.final.outputs.OUTPUT_DIR }}
  iso-path: 
    value: ${{ steps.final.outputs.ISO_PATH }}
  checksum-path: 
    value: ${{ steps.final.outputs.CHECKSUM_PATH }} 

runs:
  using: composite
  steps:
    - name: Cleanup host
      shell: bash
      run: |
        if [[ -d /host ]]
        then
          df -h /host
          # Remove Android Library
          rm -Rf /host/usr/local/lib/android
          # Remove .NET runtime
          rm -Rf /host/usr/share/dotnet
          # Remove Haskell runtime
          rm -rf /host/opt/ghc
          rm -rf /host/usr/local/.ghcup
          chroot /host docker image prune --all --force
          df -h /host
        else
          echo "Host must be mounted as /host in order to make more space"
        fi
        
    - name: Install Make
      shell: bash
      run: dnf install -y make

    - name: Install dependencies
      shell: bash
      working-directory: ${{ github.action_path }}
      run: make install-deps

    - name: Lowercase Registry
      id: registry_case
      uses: ASzc/change-string-case-action@v6
      with:
        string: ${{ inputs.IMAGE_REPO }}

    - name: Download image
      shell: bash
      working-directory: ${{ github.action_path }}
      run: |
        make container/${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }} \
          ARCH=${{ inputs.ARCH }} \
          IMAGE_NAME=${{ inputs.IMAGE_NAME }} \
          IMAGE_REPO=${{ steps.registry_case.outputs.lowercase }} \
          IMAGE_TAG=${{ inputs.IMAGE_TAG || inputs.VERSION }} \
          VARIANT=${{ inputs.VARIANT }} \
          VERSION=${{ inputs.VERSION }} \
          WEB_UI=${{ inputs.WEB_UI }}

    - name: Create boot.iso
      shell: bash
      working-directory: ${{ github.action_path }}
      run: |
        make boot.iso \
          ARCH=${{ inputs.ARCH }} \
          IMAGE_NAME=${{ inputs.IMAGE_NAME }} \
          IMAGE_REPO=${{ steps.registry_case.outputs.lowercase }} \
          IMAGE_TAG=${{ inputs.IMAGE_TAG || inputs.VERSION }} \
          VARIANT=${{ inputs.VARIANT }} \
          VERSION=${{ inputs.VERSION }} \
          WEB_UI=${{ inputs.WEB_UI }} \
          EXTRA_BOOT_PARAMS=${{ inputs.EXTRA_BOOT_PARAMS }} \
          SECURE_BOOT_KEY_URL=${{ inputs.SECURE_BOOT_KEY_URL }} \
          ENROLLMENT_PASSWORD=${{ inputs.ENROLLMENT_PASSWORD }}

    - name: Create deploy.iso and generate sha256 checksum
      shell: bash
      id: final
      working-directory: ${{ github.action_path }}
      run: |
        make ${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}.iso \
          ARCH=${{ inputs.ARCH }} \
          IMAGE_NAME=${{ inputs.IMAGE_NAME }} \
          IMAGE_REPO=${{ steps.registry_case.outputs.lowercase }} \
          IMAGE_TAG=${{ inputs.IMAGE_TAG || inputs.VERSION }} \
          VARIANT=${{ inputs.VARIANT }} \
          VERSION=${{ inputs.VERSION }} \
          WEB_UI=${{ inputs.WEB_UI }}
        mkdir end_iso
        sha256sum ${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}.iso > ./end_iso/${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}-CHECKSUM
        mv ${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}.iso end_iso/
        
        echo "OUTPUT_DIR=$(realpath ./end_iso)" >> $GITHUB_OUTPUT
        echo "ISO_PATH=$(realpath ./end_iso/${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}.iso)" >> $GITHUB_OUTPUT
        echo "CHECKSUM_PATH=$(realpath ./end_iso/${{ inputs.IMAGE_NAME }}-${{ inputs.IMAGE_TAG || inputs.VERSION }}-CHECKSUM)" >> $GITHUB_OUTPUT