def test_instantiate_vnf_infra_fails_to_wait_after_instantiate(
self, mock_vnf_instance_save, mock_vnf_package_vnfd, mock_create):
vnf_package_vnfd = fakes.return_vnf_package_vnfd()
vnf_package_id = vnf_package_vnfd.package_uuid
mock_vnf_package_vnfd.return_value = vnf_package_vnfd
vim_connection_info = fakes.get_dummy_vim_connection_info()
instantiate_vnf_req_dict = \
fakes.get_dummy_instantiate_vnf_request(**vim_connection_info)
instantiate_vnf_req_obj = \
objects.InstantiateVnfRequest.obj_from_primitive(
instantiate_vnf_req_dict, self.context)
vnf_instance_obj = fakes.return_vnf_instance()
fake_csar = os.path.join(self.temp_dir, vnf_package_id)
cfg.CONF.set_override('vnf_package_csar_path', self.temp_dir,
group='vnf_package')
test_utils.copy_csar_files(fake_csar, "vnflcm4")
self._mock_vnf_manager(fail_method_name='create_wait')
driver = vnflcm_driver.VnfLcmDriver()
error = self.assertRaises(exceptions.VnfInstantiationWaitFailed,
driver.instantiate_vnf, self.context, vnf_instance_obj,
instantiate_vnf_req_obj)
expected_error = ("Vnf instantiation wait failed for vnf %s, error: "
"create_wait failed")
self.assertEqual(expected_error % vnf_instance_obj.id, str(error))
self.assertEqual("NOT_INSTANTIATED",
vnf_instance_obj.instantiation_state)
self.assertEqual(3, mock_vnf_instance_save.call_count)
self.assertEqual(5, self._vnf_manager.invoke.call_count)
shutil.rmtree(fake_csar)
def _get_csar_zip_from_dir(self, dir_name):
csar_dir_path = os.path.join('test_csar_utils_data', dir_name)
unique_name = str(uuid.uuid4())
csar_temp_dir = os.path.join('/tmp', unique_name)
self.addCleanup(shutil.rmtree, csar_temp_dir)
utils.copy_csar_files(csar_temp_dir, csar_dir_path)
# Copy contents from 'test_csar_utils_common' to 'csar_temp_dir'.
common_dir_path = ('./tacker/tests/etc/samples/etsi/nfv/'
'test_csar_utils_data/test_csar_utils_common')
common_yaml_file = os.path.join(common_dir_path,
'Definitions/helloworld3_types.yaml')
shutil.copy(common_yaml_file,
os.path.join(csar_temp_dir, 'Definitions/'))
shutil.copytree(os.path.join(common_dir_path, "TOSCA-Metadata/"),
os.path.join(csar_temp_dir, "TOSCA-Metadata/"))
# Create temporary zip file from 'csar_temp_dir'
tempfd, tempname = tempfile.mkstemp(suffix=".zip", dir=csar_temp_dir)
os.close(tempfd)
zcsar = zipfile.ZipFile(tempname, 'w')
for (dpath, _, fnames) in os.walk(csar_temp_dir):
for fname in fnames:
src_file = os.path.join(dpath, fname)
dst_file = os.path.relpath(os.path.join(dpath, fname),
csar_temp_dir)
zcsar.write(src_file, dst_file)
zcsar.close()
return tempname
def get_expected_vnfd_data(zip_file=None):
if zip_file:
csar_temp_dir = tempfile.mkdtemp()
with zipfile.ZipFile(zip_file, 'r') as zf:
zf.extractall(csar_temp_dir)
else:
unique_name = str(uuid.uuid4())
csar_temp_dir = os.path.join('/tmp', unique_name)
utils.copy_csar_files(csar_temp_dir,
'sample_vnfpkg_tosca_vnfd',
read_vnfd_only=True)
file_names = [
'TOSCA-Metadata/TOSCA.meta',
'Definitions/etsi_nfv_sol001_vnfd_types.yaml',
'Definitions/helloworld3_types.yaml',
'Definitions/helloworld3_df_simple.yaml',
'Definitions/helloworld3_top.vnfd.yaml',
'Definitions/etsi_nfv_sol001_common_types.yaml'
]
file_path_and_data = {}
for file_name in file_names:
with open(os.path.join(csar_temp_dir, file_name)) as f:
file_path_and_data.update(
{file_name: yaml.dump(yaml.safe_load(f))})
shutil.rmtree(csar_temp_dir)
return file_path_and_data
def test_instantiate_vnf_vim_connection_info(
self, mock_vnf_instance_save, mock_vnf_package_vnfd, mock_create):
vnf_package_vnfd = fakes.return_vnf_package_vnfd()
vnf_package_id = vnf_package_vnfd.package_uuid
mock_vnf_package_vnfd.return_value = vnf_package_vnfd
vim_connection_info = fakes.get_dummy_vim_connection_info()
instantiate_vnf_req_dict = \
fakes.get_dummy_instantiate_vnf_request(**vim_connection_info)
instantiate_vnf_req_obj = \
objects.InstantiateVnfRequest.obj_from_primitive(
instantiate_vnf_req_dict, self.context)
vnf_instance_obj = fakes.return_vnf_instance()
fake_csar = os.path.join(self.temp_dir, vnf_package_id)
cfg.CONF.set_override('vnf_package_csar_path', self.temp_dir,
group='vnf_package')
test_utils.copy_csar_files(fake_csar, "vnflcm4")
self._mock_vnf_manager()
driver = vnflcm_driver.VnfLcmDriver()
driver.instantiate_vnf(self.context, vnf_instance_obj,
instantiate_vnf_req_obj)
self.assertEqual("INSTANTIATED", vnf_instance_obj.instantiation_state)
self.assertEqual(2, mock_vnf_instance_save.call_count)
self.assertEqual(4, self._vnf_manager.invoke.call_count)
shutil.rmtree(fake_csar)
def _make_zip_file_from_sample(self, dir_name, read_vnfd_only=False):
unique_name = str(uuid.uuid4())
temp_dir = os.path.join('/tmp', unique_name)
utils.copy_csar_files(temp_dir, dir_name, read_vnfd_only)
tempfd, temp_filepath = tempfile.mkstemp(suffix=".zip", dir=temp_dir)
os.close(tempfd)
zipfile.ZipFile(temp_filepath, 'w')
self.addCleanup(shutil.rmtree, temp_dir)
return temp_filepath
def test_heal_vnf_without_vnfc_instance(self, mock_log, mock_save,
mock_vnf_resource_list,
mock_resource_destroy,
mock_resource_create, mock_vim,
mock_vnf_package_vnfd):
vnf_package_vnfd = fakes.return_vnf_package_vnfd()
vnf_package_id = vnf_package_vnfd.package_uuid
mock_vnf_package_vnfd.return_value = vnf_package_vnfd
fake_csar = os.path.join(self.temp_dir, vnf_package_id)
cfg.CONF.set_override('vnf_package_csar_path',
self.temp_dir,
group='vnf_package')
test_utils.copy_csar_files(fake_csar, "vnflcm4")
mock_vnf_resource_list.return_value = [fakes.return_vnf_resource()]
# Heal as per SOL003 i.e. without vnfcInstanceId
heal_vnf_req = objects.HealVnfRequest()
vim_obj = {
'vim_id': uuidsentinel.vim_id,
'vim_name': 'fake_vim',
'vim_type': 'openstack',
'vim_auth': {
'auth_url': 'http://localhost/identity',
'password': '******',
'username': '******',
'project_name': 'test_project'
}
}
mock_vim.return_value = vim_obj
vnf_instance = fakes.return_vnf_instance(
fields.VnfInstanceState.INSTANTIATED)
vnf_instance.instantiated_vnf_info.instance_id =\
uuidsentinel.instance_id
self._mock_vnf_manager()
driver = vnflcm_driver.VnfLcmDriver()
driver.heal_vnf(self.context, vnf_instance, heal_vnf_req)
self.assertEqual(1, mock_save.call_count)
# vnf resource software images will be deleted during
# deleting vnf instance.
self.assertEqual(1, mock_resource_destroy.call_count)
# Vnf resource software images will be created during
# instantiation.
self.assertEqual(1, mock_resource_create.call_count)
# Invoke will be called 7 times, 3 for deleting the vnf
# resources and 4 during instantiation.
self.assertEqual(7, self._vnf_manager.invoke.call_count)
expected_msg = ("Request received for healing vnf '%s' "
"is completed successfully")
mock_log.info.assert_called_with(expected_msg, vnf_instance.id)
shutil.rmtree(fake_csar)
def create_fake_csar_dir(vnf_package_id,
temp_dir,
csar_without_tosca_meta=False):
csar_dir = ('sample_vnfpkg_no_meta_single_vnfd'
if csar_without_tosca_meta else 'sample_vnfpkg_tosca_vnfd')
fake_csar = os.path.join(temp_dir, vnf_package_id)
cfg.CONF.set_override('vnf_package_csar_path',
temp_dir,
group='vnf_package')
utils.copy_csar_files(fake_csar, csar_dir, csar_without_tosca_meta)
return fake_csar
def test_heal_vnf_without_vnfc_instance_infra_instantiate_vnf_fail(
self, mock_log, mock_save, mock_vnf_resource_list,
mock_resource_destroy, mock_resource_create, mock_vim,
mock_vnf_package_vnfd):
vnf_package_vnfd = fakes.return_vnf_package_vnfd()
vnf_package_id = vnf_package_vnfd.package_uuid
mock_vnf_package_vnfd.return_value = vnf_package_vnfd
fake_csar = os.path.join(self.temp_dir, vnf_package_id)
cfg.CONF.set_override('vnf_package_csar_path',
self.temp_dir,
group='vnf_package')
test_utils.copy_csar_files(fake_csar, "vnflcm4")
mock_vnf_resource_list.return_value = [fakes.return_vnf_resource()]
# Heal as per SOL003 i.e. without vnfcInstanceId
heal_vnf_req = objects.HealVnfRequest()
vnf_instance = fakes.return_vnf_instance(
fields.VnfInstanceState.INSTANTIATED)
vnf_instance.instantiated_vnf_info.instance_id =\
uuidsentinel.instance_id
self._mock_vnf_manager(fail_method_name='instantiate_vnf')
driver = vnflcm_driver.VnfLcmDriver()
self.assertRaises(exceptions.VnfHealFailed, driver.heal_vnf,
self.context, vnf_instance, heal_vnf_req)
self.assertEqual(1, mock_save.call_count)
# vnf resource software images will be deleted during
# deleting vnf instance.
self.assertEqual(1, mock_resource_destroy.call_count)
# Vnf resource software images will be created during
# instantiation.
self.assertEqual(1, mock_resource_create.call_count)
self.assertEqual(5, self._vnf_manager.invoke.call_count)
self.assertEqual(fields.VnfInstanceTaskState.ERROR,
vnf_instance.task_state)
expected_msg = ('Failed to instantiate vnf instance %s '
'after termination. The vnf is in inconsistent '
'state. Error: Vnf instantiation failed for vnf %s, '
'error: instantiate_vnf failed')
mock_log.error.assert_called_with(expected_msg %
(vnf_instance.id, vnf_instance.id))
def return_vnfd_data(csar_without_tosca_meta=False):
csar_dir = ('sample_vnfpkg_no_meta_single_vnfd'
if csar_without_tosca_meta else 'vnfpkgm1')
unique_name = str(uuid.uuid4())
csar_temp_dir = os.path.join('/tmp', unique_name)
utils.copy_csar_files(csar_temp_dir, csar_dir, csar_without_tosca_meta,
read_vnfd_only=True)
if csar_without_tosca_meta:
file_names = ['vnfd_helloworld_single.yaml']
else:
file_names = ['TOSCA-Metadata/TOSCA.meta',
'Definitions/helloworld3_types.yaml',
'Definitions/helloworld3_df_simple.yaml',
'Definitions/helloworld3_top.vnfd.yaml',
'Definitions/etsi_nfv_sol001_common_types.yaml',
'Definitions/etsi_nfv_sol001_vnfd_types.yaml']
file_path_and_data = {}
for file_name in file_names:
with open(os.path.join(csar_temp_dir, file_name)) as f:
file_path_and_data.update({file_name: yaml.dump(
yaml.safe_load(f))})
shutil.rmtree(csar_temp_dir)
return file_path_and_data