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# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
#
# 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.
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from concurrent import futures
import time
import logging
import grpc
import topologyService_pb2
import topologyService_pb2_grpc
from google.protobuf import empty_pb2 as google_dot_protobuf_dot_empty__pb2
_ONE_DAY_IN_SECONDS = 60 * 60 * 24
class topologyService(topologyService_pb2_grpc.TopologyServiceServicer):
def __init__(self):
self.topology = topologyService_pb2.Topology()
node1=self.topology.node.add()
node1.node_id = "node1"
portA = node1.port.add()
portA.port_id = "node1portA"
node2=self.topology.node.add()
node2.node_id = "node2"
portB=node2.port.add()
portB.port_id = "node2portA"
link=self.topology.link.add()
link.link_id = "link1"
link.source_node = "node1"
link.target_node = "node2"
link.source_port = "node1portA"
link.target_port = "node2portA"
def GetTopology(self, request, context):
logging.debug("Get Topology")
return self.topology
def serve():
server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
topologyService_pb2_grpc.add_TopologyServiceServicer_to_server(topologyService(), server)
server.add_insecure_port('[::]:50051')
logging.debug("Starting server")
server.start()
try:
while True:
time.sleep(_ONE_DAY_IN_SECONDS)
except KeyboardInterrupt:
server.stop(0)
if __name__ == '__main__':
logging.basicConfig(level=logging.DEBUG)
serve()