docker-compose.yaml

version: "3.9"
services:

  # Fix Ownership of Build Directory
  # Thanks to Bug in Docker itself
  # We need to use steps like this
  # Because by default, the volume directory
  # Is owned by Root
  # So this helps correct it
  change-vol-ownership:
    # We can use any image we want as long as we can chown
    image: private/zmk
    # Need a user priviliged enough to chown
    env_file: env.list
    user: "root"
    # Specify the group in question
    group_add:
      - '${GROUP_ID}'
    volumes:
      # The volumes to chown
      - ${HOST_ZMK_DIR}:${DOCKER_ZMK_DIR}
      - ${HOST_CONFIG_DIR}:${DOCKER_CONFIG_DIR}
      - ${LOG_DIR}:/tmp
      - zmk_root_user:/root
      - zmk_zephyr:$DOCKER_ZMK_DIR/zephyr
      - zmk_zephyr_modules:$DOCKER_ZMK_DIR/modules
      - zmk_zephyr_tools:$DOCKER_ZMK_DIR/tools
    command:
      - bash
      - -c
      - |
        mkdir -p "$DOCKER_CONFIG_DIR/$OUTPUT_DIR"
        chown -R ${USER_ID}:${GROUP_ID} ${DOCKER_ZMK_DIR} ${DOCKER_ZMK_DIR}/zephyr ${DOCKER_ZMK_DIR}/modules ${DOCKER_ZMK_DIR}/tools /root /tmp "$DOCKER_CONFIG_DIR/$OUTPUT_DIR"

  build:
    user: "${USER_ID}:${GROUP_ID}"
    image: private/zmk
    working_dir: ${DOCKER_ZMK_DIR}/app
    env_file: env.list
    command:
      - bash
      - -c
      - |
        ${DOCKER_CONFIG_DIR}/scripts/build_board_matrix.sh
    volumes:
      # The volumes to chown
      - ${HOST_ZMK_DIR}:${DOCKER_ZMK_DIR}
      - ${HOST_CONFIG_DIR}:${DOCKER_CONFIG_DIR}
      - ${LOG_DIR}:/tmp
      - zmk_root_user:/root
      - zmk_zephyr:$DOCKER_ZMK_DIR/zephyr
      - zmk_zephyr_modules:$DOCKER_ZMK_DIR/modules
      - zmk_zephyr_tools:$DOCKER_ZMK_DIR/tools
      # - type: bind
      #   source: $HOST_ZMK_DIR
      #   target: $DOCKER_ZMK_DIR
      # - type: bind
      #   source: $LOG_DIR
      #   target: /tmp

    depends_on:
      change-vol-ownership:
        condition: service_completed_successfully

volumes:
  zmk_root_user:
    name: zmk-root-user-${ZEPHYR_VERSION}
  zmk_zephyr:
    name: zmk-zephyr-${ZEPHYR_VERSION}
  zmk_zephyr_modules:
    name: zmk-zephyr-modules-${ZEPHYR_VERSION}
  zmk_zephyr_tools:
    name: zmk-zephyr-tools-${ZEPHYR_VERSION}