| |
| # Copyright 2017-present Open Networking Foundation |
| # |
| # 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 argparse |
| import os |
| import sys |
| import time |
| |
| from grpc_server import XOSGrpcServer, restart_related_containers |
| |
| from xosconfig import Config |
| from multistructlog import create_logger |
| |
| log = create_logger(Config().get('logging')) |
| |
| def parse_args(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument("--model_status", dest="model_status", type=int, default=0, help="status of model prep") |
| parser.add_argument("--model_output", dest="model_output", type=file, default=None, help="file containing output of model prep step") |
| args = parser.parse_args() |
| |
| if args.model_output: |
| args.model_output = args.model_output.read() |
| else: |
| args.model_output = "" |
| |
| return args |
| |
| def init_reaper(): |
| reaper = None |
| try: |
| from reaper import ReaperThread |
| reaper = ReaperThread() |
| reaper.start() |
| except: |
| log.exception("Failed to initialize reaper") |
| |
| return reaper |
| |
| if __name__ == '__main__': |
| args = parse_args() |
| |
| server = XOSGrpcServer(model_status = args.model_status, |
| model_output = args.model_output) |
| server.start() |
| |
| if server.django_initialized: |
| reaper = init_reaper() |
| else: |
| log.warning("Skipping reaper as django is not initialized") |
| reaper = None |
| |
| restart_related_containers() |
| |
| log.info("XOS core entering wait loop") |
| _ONE_DAY_IN_SECONDS = 60 * 60 * 24 |
| try: |
| while True: |
| if server.exit_event.wait(_ONE_DAY_IN_SECONDS): |
| break |
| except KeyboardInterrupt: |
| log.info("XOS core terminated by keyboard interrupt") |
| |
| server.stop() |
| |
| if reaper: |
| reaper.stop() |