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# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
#
# 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 ContextId, Empty
from common.proto.monitoring_pb2 import KpiDescriptorList
from common.tests.LoadScenario import load_scenario_from_descriptor
from common.tools.grpc.Tools import grpc_message_to_json_string
from common.tools.object_factory.Context import json_context_id
from context.client.ContextClient import ContextClient
from device.client.DeviceClient import DeviceClient
from monitoring.client.MonitoringClient import MonitoringClient
from tests.Fixtures import context_client, device_client, monitoring_client # pylint: disable=unused-import
LOGGER = logging.getLogger(__name__)
LOGGER.setLevel(logging.DEBUG)
DESCRIPTOR_FILE = 'ofc22/descriptors_emulated.json'
def test_scenario_bootstrap(
context_client : ContextClient, # pylint: disable=redefined-outer-name
device_client : DeviceClient, # pylint: disable=redefined-outer-name
) -> None:
# ----- List entities - Ensure database is empty -------------------------------------------------------------------
response = context_client.ListContexts(Empty())
assert len(response.contexts) == 0
response = context_client.ListDevices(Empty())
assert len(response.devices) == 0
response = context_client.ListLinks(Empty())
assert len(response.links) == 0
# ----- Load Scenario ----------------------------------------------------------------------------------------------
descriptor_loader = load_scenario_from_descriptor(
DESCRIPTOR_FILE, context_client, device_client, None, None)
# ----- List entities - Ensure scenario is ready -------------------------------------------------------------------
response = context_client.ListContexts(Empty())
assert len(response.contexts) == descriptor_loader.num_contexts
for context_uuid, num_topologies in descriptor_loader.num_topologies.items():
response = context_client.ListTopologies(ContextId(**json_context_id(context_uuid)))
assert len(response.topologies) == num_topologies
response = context_client.ListDevices(Empty())
assert len(response.devices) == descriptor_loader.num_devices
response = context_client.ListLinks(Empty())
assert len(response.links) == descriptor_loader.num_links
for context_uuid, _ in descriptor_loader.num_services.items():
response = context_client.ListServices(ContextId(**json_context_id(context_uuid)))
assert len(response.services) == 0
def test_scenario_kpis_created(
context_client : ContextClient, # pylint: disable=redefined-outer-name
monitoring_client: MonitoringClient, # pylint: disable=redefined-outer-name
) -> None:
"""
This test validates that KPIs related to the service/device/endpoint were created
during the service creation process.
"""
response = context_client.ListDevices(Empty())
kpis_expected = set()
for device in response.devices:
device_uuid = device.device_id.device_uuid.uuid
for endpoint in device.device_endpoints:
endpoint_uuid = endpoint.endpoint_id.endpoint_uuid.uuid
for kpi_sample_type in endpoint.kpi_sample_types:
kpis_expected.add((device_uuid, endpoint_uuid, kpi_sample_type))
num_kpis_expected = len(kpis_expected)
LOGGER.info('Num KPIs expected: {:d}'.format(num_kpis_expected))
num_kpis_created, num_retry = 0, 0
while (num_kpis_created != num_kpis_expected) and (num_retry < 5):
response: KpiDescriptorList = monitoring_client.GetKpiDescriptorList(Empty())
num_kpis_created = len(response.kpi_descriptor_list)
LOGGER.info('Num KPIs created: {:d}'.format(num_kpis_created))
time.sleep(0.5)
num_retry += 1
assert num_kpis_created == num_kpis_expected