Python preprocess_image_backend示例

示例#1

文件： env_process.py 项目： xutian/virt-test

def preprocess_image(test, params, image_name, vm_process_status=None):
    """
    Preprocess a single QEMU image according to the instructions in params.

    :param test: Autotest test object.
    :param params: A dict containing image preprocessing parameters.
    :param vm_process_status: This is needed in postprocess_image. Add it here
                              only for keep it work with process_images()
    :note: Currently this function just creates an image if requested.
    """
    base_dir = params.get("images_base_dir", data_dir.get_data_dir())

    if not storage.preprocess_image_backend(base_dir, params, image_name):
        logging.error("Backend can't be prepared correctly.")

    image_filename = storage.get_image_filename(params, base_dir)

    create_image = False
    if params.get("force_create_image") == "yes":
        create_image = True
    elif (params.get("create_image") == "yes"
          and not storage.file_exists(params, image_filename)):
        create_image = True

    if params.get("backup_image_before_testing", "no") == "yes":
        image = qemu_storage.QemuImg(params, base_dir, image_name)
        image.backup_image(params, base_dir, "backup", True, True)
    if create_image:
        image = qemu_storage.QemuImg(params, base_dir, image_name)
        image.create(params)

示例#2

文件： env_process.py 项目： xigao/virt-test

def preprocess_image(test, params, image_name):
    """
    Preprocess a single QEMU image according to the instructions in params.

    :param test: Autotest test object.
    :param params: A dict containing image preprocessing parameters.
    :note: Currently this function just creates an image if requested.
    """
    base_dir = params.get("images_base_dir", data_dir.get_data_dir())

    if not storage.preprocess_image_backend(base_dir, params, image_name):
        logging.error("Backend can't be prepared correctly.")

    image_filename = storage.get_image_filename(params,
                                                base_dir)

    create_image = False
    if params.get("force_create_image") == "yes":
        create_image = True
    elif (params.get("create_image") == "yes" and not
          storage.file_exists(params, image_filename)):
        create_image = True

    if params.get("backup_image_before_testing", "no") == "yes":
        image = qemu_storage.QemuImg(params, base_dir, image_name)
        image.backup_image(params, base_dir, "backup", True, True)
    if create_image:
        image = qemu_storage.QemuImg(params, base_dir, image_name)
        image.create(params)