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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.
Context, ContextEvent, ContextId, Device, DeviceEvent, DeviceId, EventTypeEnum, Link, LinkEvent, LinkId, Service,
ServiceEvent, ServiceId, Slice, SliceEvent, SliceId, SliceStatusEnum, Topology, TopologyEvent, TopologyId)
from context.client.ContextClient import ContextClient
from context.service.database.uuids.Slice import slice_get_uuid
from .Objects import (
CONTEXT, CONTEXT_ID, CONTEXT_NAME, DEVICE_R1, DEVICE_R1_ID, DEVICE_R2, DEVICE_R2_ID, DEVICE_R3, DEVICE_R3_ID,
LINK_R1_R2, LINK_R1_R2_ID, LINK_R1_R3, LINK_R1_R3_ID, LINK_R2_R3, LINK_R2_R3_ID, SERVICE_R1_R2, SERVICE_R1_R2_ID,
SERVICE_R2_R3, SERVICE_R2_R3_ID, SLICE_R1_R3, SLICE_R1_R3_ID, SLICE_R1_R3_NAME, TOPOLOGY, TOPOLOGY_ID)
@pytest.mark.depends(on=['context/tests/test_service.py::test_service'])
def test_slice(context_client : ContextClient) -> None:
# ----- Initialize the EventsCollector -----------------------------------------------------------------------------
events_collector = EventsCollector(
context_client, log_events_received=True,
activate_context_collector = True, activate_topology_collector = True, activate_device_collector = True,
activate_link_collector = True, activate_service_collector = True, activate_slice_collector = True,
activate_connection_collector = False)
events_collector.start()
time.sleep(3)
# ----- Prepare dependencies for the test and capture related events -----------------------------------------------
response = context_client.SetContext(Context(**CONTEXT))
context_uuid = response.context_uuid.uuid
response = context_client.SetTopology(Topology(**TOPOLOGY))
assert response.context_id.context_uuid.uuid == context_uuid
topology_uuid = response.topology_uuid.uuid
response = context_client.SetDevice(Device(**DEVICE_R1))
device_r1_uuid = response.device_uuid.uuid
response = context_client.SetDevice(Device(**DEVICE_R2))
device_r2_uuid = response.device_uuid.uuid
response = context_client.SetDevice(Device(**DEVICE_R3))
device_r3_uuid = response.device_uuid.uuid
response = context_client.SetLink(Link(**LINK_R1_R2))
link_r1_r2_uuid = response.link_uuid.uuid
response = context_client.SetLink(Link(**LINK_R1_R3))
link_r1_r3_uuid = response.link_uuid.uuid
response = context_client.SetLink(Link(**LINK_R2_R3))
link_r2_r3_uuid = response.link_uuid.uuid
response = context_client.SetService(Service(**SERVICE_R1_R2))
assert response.context_id.context_uuid.uuid == context_uuid
service_r1_r2_uuid = response.service_uuid.uuid
response = context_client.SetService(Service(**SERVICE_R2_R3))
assert response.context_id.context_uuid.uuid == context_uuid
service_r2_r3_uuid = response.service_uuid.uuid
events = events_collector.get_events(block=True, count=10, timeout=GET_EVENTS_TIMEOUT)
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assert isinstance(events[0], ContextEvent)
assert events[0].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[0].context_id.context_uuid.uuid == context_uuid
assert isinstance(events[1], TopologyEvent)
assert events[1].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[1].topology_id.context_id.context_uuid.uuid == context_uuid
assert events[1].topology_id.topology_uuid.uuid == topology_uuid
assert isinstance(events[2], DeviceEvent)
assert events[2].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[2].device_id.device_uuid.uuid == device_r1_uuid
assert isinstance(events[3], DeviceEvent)
assert events[3].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[3].device_id.device_uuid.uuid == device_r2_uuid
assert isinstance(events[4], DeviceEvent)
assert events[4].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[4].device_id.device_uuid.uuid == device_r3_uuid
assert isinstance(events[5], LinkEvent)
assert events[5].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[5].link_id.link_uuid.uuid == link_r1_r2_uuid
assert isinstance(events[6], LinkEvent)
assert events[6].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[6].link_id.link_uuid.uuid == link_r1_r3_uuid
assert isinstance(events[7], LinkEvent)
assert events[7].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[7].link_id.link_uuid.uuid == link_r2_r3_uuid
assert isinstance(events[8], ServiceEvent)
assert events[8].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[8].service_id.context_id.context_uuid.uuid == context_uuid
assert events[8].service_id.service_uuid.uuid == service_r1_r2_uuid
assert isinstance(events[9], ServiceEvent)
assert events[9].event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert events[9].service_id.context_id.context_uuid.uuid == context_uuid
assert events[9].service_id.service_uuid.uuid == service_r2_r3_uuid
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# ----- Get when the object does not exist -------------------------------------------------------------------------
slice_id = SliceId(**SLICE_R1_R3_ID)
context_uuid,slice_uuid = slice_get_uuid(slice_id, allow_random=False)
with pytest.raises(grpc.RpcError) as e:
context_client.GetSlice(slice_id)
assert e.value.code() == grpc.StatusCode.NOT_FOUND
MSG = 'Slice({:s}/{:s}) not found; context_uuid generated was: {:s}; slice_uuid generated was: {:s}'
assert e.value.details() == MSG.format(CONTEXT_NAME, SLICE_R1_R3_NAME, context_uuid, slice_uuid)
# ----- List when the object does not exist ------------------------------------------------------------------------
response = context_client.GetContext(ContextId(**CONTEXT_ID))
assert len(response.topology_ids) == 1
assert len(response.service_ids) == 2
assert len(response.slice_ids) == 0
response = context_client.ListSliceIds(ContextId(**CONTEXT_ID))
assert len(response.slice_ids) == 0
response = context_client.ListSlices(ContextId(**CONTEXT_ID))
assert len(response.slices) == 0
# ----- Create the object ------------------------------------------------------------------------------------------
with pytest.raises(grpc.RpcError) as e:
WRONG_UUID = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
WRONG_SLICE = copy.deepcopy(SLICE_R1_R3)
WRONG_SLICE['slice_endpoint_ids'][0]['topology_id']['context_id']['context_uuid']['uuid'] = WRONG_UUID
context_client.SetSlice(Slice(**WRONG_SLICE))
assert e.value.code() == grpc.StatusCode.INVALID_ARGUMENT
MSG = 'request.slice_endpoint_ids[0].topology_id.context_id.context_uuid.uuid({}) is invalid; '\
'should be == request.slice_id.context_id.context_uuid.uuid({})'
raw_context_uuid = slice_id.context_id.context_uuid.uuid # pylint: disable=no-member
assert e.value.details() == MSG.format(WRONG_UUID, raw_context_uuid)
response = context_client.SetSlice(Slice(**SLICE_R1_R3))
assert response.context_id.context_uuid.uuid == context_uuid
assert response.slice_uuid.uuid == slice_uuid
# ----- Check create event -----------------------------------------------------------------------------------------
event = events_collector.get_event(block=True, timeout=GET_EVENTS_TIMEOUT)
assert isinstance(event, SliceEvent)
assert event.event.event_type == EventTypeEnum.EVENTTYPE_CREATE
assert event.slice_id.context_id.context_uuid.uuid == context_uuid
assert event.slice_id.slice_uuid.uuid == slice_uuid
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# ----- Get when the object exists ---------------------------------------------------------------------------------
response = context_client.GetContext(ContextId(**CONTEXT_ID))
assert response.context_id.context_uuid.uuid == context_uuid
assert response.name == CONTEXT_NAME
assert len(response.topology_ids) == 1
assert len(response.service_ids) == 2
assert len(response.slice_ids) == 1
assert response.slice_ids[0].context_id.context_uuid.uuid == context_uuid
assert response.slice_ids[0].slice_uuid.uuid == slice_uuid
response = context_client.GetSlice(SliceId(**SLICE_R1_R3_ID))
assert response.slice_id.context_id.context_uuid.uuid == context_uuid
assert response.slice_id.slice_uuid.uuid == slice_uuid
assert response.name == SLICE_R1_R3_NAME
assert len(response.slice_endpoint_ids) == 2
assert len(response.slice_constraints) == 2
assert response.slice_status.slice_status == SliceStatusEnum.SLICESTATUS_PLANNED
assert len(response.slice_config.config_rules) == 3
# ----- List when the object exists --------------------------------------------------------------------------------
response = context_client.ListSliceIds(ContextId(**CONTEXT_ID))
assert len(response.slice_ids) == 1
assert response.slice_ids[0].context_id.context_uuid.uuid == context_uuid
assert response.slice_ids[0].slice_uuid.uuid == slice_uuid
response = context_client.ListSlices(ContextId(**CONTEXT_ID))
assert len(response.slices) == 1
assert response.slices[0].slice_id.context_id.context_uuid.uuid == context_uuid
assert response.slices[0].slice_id.slice_uuid.uuid == slice_uuid
assert response.slices[0].name == SLICE_R1_R3_NAME
assert len(response.slices[0].slice_endpoint_ids) == 2
assert len(response.slices[0].slice_constraints) == 2
assert response.slices[0].slice_status.slice_status == SliceStatusEnum.SLICESTATUS_PLANNED
assert len(response.slices[0].slice_config.config_rules) == 3
# ----- Update the object ------------------------------------------------------------------------------------------
new_slice_name = 'new'
SLICE_UPDATED = copy.deepcopy(SLICE_R1_R3)
SLICE_UPDATED['name'] = new_slice_name
SLICE_UPDATED['slice_status']['slice_status'] = SliceStatusEnum.SLICESTATUS_ACTIVE
response = context_client.SetSlice(Slice(**SLICE_UPDATED))
assert response.context_id.context_uuid.uuid == context_uuid
assert response.slice_uuid.uuid == slice_uuid
# ----- Check update event -----------------------------------------------------------------------------------------
event = events_collector.get_event(block=True, timeout=GET_EVENTS_TIMEOUT)
assert isinstance(event, SliceEvent)
assert event.event.event_type == EventTypeEnum.EVENTTYPE_UPDATE
assert event.slice_id.context_id.context_uuid.uuid == context_uuid
assert event.slice_id.slice_uuid.uuid == slice_uuid
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# ----- Get when the object is modified ----------------------------------------------------------------------------
response = context_client.GetSlice(SliceId(**SLICE_R1_R3_ID))
assert response.slice_id.context_id.context_uuid.uuid == context_uuid
assert response.slice_id.slice_uuid.uuid == slice_uuid
assert response.name == new_slice_name
assert len(response.slice_endpoint_ids) == 2
assert len(response.slice_constraints) == 2
assert response.slice_status.slice_status == SliceStatusEnum.SLICESTATUS_ACTIVE
assert len(response.slice_config.config_rules) == 3
# ----- List when the object is modified ---------------------------------------------------------------------------
response = context_client.ListSliceIds(ContextId(**CONTEXT_ID))
assert len(response.slice_ids) == 1
assert response.slice_ids[0].context_id.context_uuid.uuid == context_uuid
assert response.slice_ids[0].slice_uuid.uuid == slice_uuid
response = context_client.ListSlices(ContextId(**CONTEXT_ID))
assert len(response.slices) == 1
assert response.slices[0].slice_id.context_id.context_uuid.uuid == context_uuid
assert response.slices[0].slice_id.slice_uuid.uuid == slice_uuid
assert response.slices[0].name == new_slice_name
assert len(response.slices[0].slice_endpoint_ids) == 2
assert len(response.slices[0].slice_constraints) == 2
assert response.slices[0].slice_status.slice_status == SliceStatusEnum.SLICESTATUS_ACTIVE
assert len(response.slices[0].slice_config.config_rules) == 3
# ----- Remove the object ------------------------------------------------------------------------------------------
context_client.RemoveSlice(SliceId(**SLICE_R1_R3_ID))
# ----- Check remove event -----------------------------------------------------------------------------------------
event = events_collector.get_event(block=True, timeout=GET_EVENTS_TIMEOUT)
assert isinstance(event, SliceEvent)
assert event.event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert event.slice_id.context_id.context_uuid.uuid == context_uuid
assert event.slice_id.slice_uuid.uuid == slice_uuid
# ----- List after deleting the object -----------------------------------------------------------------------------
response = context_client.GetContext(ContextId(**CONTEXT_ID))
assert len(response.topology_ids) == 1
assert len(response.service_ids) == 2
assert len(response.slice_ids) == 0
response = context_client.ListSliceIds(ContextId(**CONTEXT_ID))
assert len(response.slice_ids) == 0
response = context_client.ListSlices(ContextId(**CONTEXT_ID))
assert len(response.slices) == 0
# ----- Clean dependencies used in the test and capture related events ---------------------------------------------
context_client.RemoveService(ServiceId(**SERVICE_R1_R2_ID))
context_client.RemoveService(ServiceId(**SERVICE_R2_R3_ID))
context_client.RemoveLink(LinkId(**LINK_R1_R2_ID))
context_client.RemoveLink(LinkId(**LINK_R1_R3_ID))
context_client.RemoveLink(LinkId(**LINK_R2_R3_ID))
context_client.RemoveDevice(DeviceId(**DEVICE_R1_ID))
context_client.RemoveDevice(DeviceId(**DEVICE_R2_ID))
context_client.RemoveDevice(DeviceId(**DEVICE_R3_ID))
context_client.RemoveTopology(TopologyId(**TOPOLOGY_ID))
context_client.RemoveContext(ContextId(**CONTEXT_ID))
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events = events_collector.get_events(block=True, count=10)
assert isinstance(events[0], ServiceEvent)
assert events[0].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[0].service_id.context_id.context_uuid.uuid == context_uuid
assert events[0].service_id.service_uuid.uuid == service_r1_r2_uuid
assert isinstance(events[1], ServiceEvent)
assert events[1].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[1].service_id.context_id.context_uuid.uuid == context_uuid
assert events[1].service_id.service_uuid.uuid == service_r2_r3_uuid
assert isinstance(events[2], LinkEvent)
assert events[2].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[2].link_id.link_uuid.uuid == link_r1_r2_uuid
assert isinstance(events[3], LinkEvent)
assert events[3].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[3].link_id.link_uuid.uuid == link_r1_r3_uuid
assert isinstance(events[4], LinkEvent)
assert events[4].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[4].link_id.link_uuid.uuid == link_r2_r3_uuid
assert isinstance(events[5], DeviceEvent)
assert events[5].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[5].device_id.device_uuid.uuid == device_r1_uuid
assert isinstance(events[6], DeviceEvent)
assert events[6].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[6].device_id.device_uuid.uuid == device_r2_uuid
assert isinstance(events[7], DeviceEvent)
assert events[7].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[7].device_id.device_uuid.uuid == device_r3_uuid
assert isinstance(events[8], TopologyEvent)
assert events[8].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[8].topology_id.context_id.context_uuid.uuid == context_uuid
assert events[8].topology_id.topology_uuid.uuid == topology_uuid
assert isinstance(events[9], ContextEvent)
assert events[9].event.event_type == EventTypeEnum.EVENTTYPE_REMOVE
assert events[9].context_id.context_uuid.uuid == context_uuid
# ----- Stop the EventsCollector -----------------------------------------------------------------------------------