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# Copyright 2022-2024 ETSI SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)
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#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging, time
from common.proto.context_pb2 import DeviceOperationalStatusEnum, Empty
from common.tools.descriptor.Loader import DescriptorLoader, \
check_descriptor_load_results, validate_empty_scenario
from context.client.ContextClient import ContextClient
from device.client.DeviceClient import DeviceClient
from tests.Fixtures import context_client, device_client # pylint: disable=unused-import
from test_common import *
LOGGER = logging.getLogger(__name__)
LOGGER.setLevel(logging.DEBUG)
def test_scenario_bootstrap(
context_client : ContextClient, # pylint: disable=redefined-outer-name
device_client : DeviceClient # pylint: disable=redefined-outer-name
) -> None:
"""
This test assumes that the environment is in a clean state (empty)
before bootstrapping the P4 topology.
It loads the topology descriptor and verifies that no other services
or slices are created.
"""
validate_empty_scenario(context_client)
descriptor_loader = DescriptorLoader(
descriptors_file=DESC_TOPO, context_client=context_client, device_client=device_client)
results = descriptor_loader.process()
check_descriptor_load_results(results, descriptor_loader)
descriptor_loader.validate()
# Verify the scenario has no services/slices
response = context_client.GetContext(ADMIN_CONTEXT_ID)
assert len(response.service_ids) == 0
assert len(response.slice_ids) == 0
def test_scenario_devices_enabled(
context_client : ContextClient # pylint: disable=redefined-outer-name
) -> None:
"""
This test validates that the devices are enabled.
"""
DEVICE_OP_STATUS_ENABLED = DeviceOperationalStatusEnum.DEVICEOPERATIONALSTATUS_ENABLED
num_devices = -1
num_devices_enabled, num_retry = 0, 0
while (num_devices != num_devices_enabled) and (num_retry < 10):
time.sleep(1.0)
response = context_client.ListDevices(Empty())
num_devices = len(response.devices)
num_devices_enabled = 0
for device in response.devices:
if device.device_operational_status != DEVICE_OP_STATUS_ENABLED: continue
num_devices_enabled += 1
LOGGER.info('Num Devices enabled: {:d}/{:d}'.format(num_devices_enabled, num_devices))
num_retry += 1
assert num_devices_enabled == num_devices