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.
"""
if params.get("storage_type") == "iscsi":
iscsidev = kvm_storage.Iscsidev(params, test.bindir, image_name)
params["image_name"] = iscsidev.setup()
else:
image_filename = storage.get_image_filename(params, test.bindir)
create_image = False
if params.get("force_create_image") == "yes":
create_image = True
elif (params.get("create_image") == "yes"
and not os.path.exists(image_filename)):
create_image = True
if create_image:
image = kvm_storage.QemuImg(params, test.bindir, image_name)
if not image.create(params):
raise error.TestError("Could not create image")
def postprocess_image(test, params, image_name):
"""
Postprocess a single QEMU image according to the instructions in params.
@param test: An Autotest test object.
@param params: A dict containing image postprocessing parameters.
"""
clone_master = params.get("clone_master", None)
base_dir = data_dir.get_data_dir()
if params.get("storage_type") == "iscsi":
iscsidev = kvm_storage.Iscsidev(params, base_dir, image_name)
iscsidev.cleanup()
else:
image = kvm_storage.QemuImg(params, base_dir, image_name)
if params.get("check_image") == "yes":
try:
if clone_master is None:
image.check_image(params, base_dir)
elif clone_master == "yes":
if image_name in params.get("master_images_clone").split():
image.check_image(params, base_dir)
except Exception, e:
if params.get("restore_image_on_check_error", "no") == "yes":
image.backup_image(params, base_dir, "restore", True)
if params.get("remove_image_on_check_error", "no") == "yes":
cl_images = params.get("master_images_clone", "")
if image_name in cl_images.split():
image.remove()
raise e
if params.get("remove_image") == "yes":
if clone_master is None:
image.remove()
elif clone_master == "yes":
if image_name in params.get("master_images_clone").split():
image.remove()
def postprocess_image(test, params, image_name):
"""
Postprocess a single QEMU image according to the instructions in params.
@param test: An Autotest test object.
@param params: A dict containing image postprocessing parameters.
"""
if params.get("storage_type") == "iscsi":
iscsidev = kvm_storage.Iscsidev(params, test.bindir, image_name)
iscsidev.cleanup()
else:
image = kvm_storage.QemuImg(params, test.bindir, image_name)
if params.get("check_image") == "yes":
try:
image.check_image(params, test.bindir)
except Exception, e:
if params.get("restore_image_on_check_error", "no") == "yes":
image.backup_image(params, test.bindir, "restore", True)
raise e
if params.get("remove_image") == "yes":
image.remove()