diff --git a/src/telemetry_frontend/service/__main__.py b/src/telemetry_frontend/service/__main__.py new file mode 100644 index 0000000000000000000000000000000000000000..9b5fe70deefa7f6b558805b7a5b54261f9546267 --- /dev/null +++ b/src/telemetry_frontend/service/__main__.py @@ -0,0 +1,69 @@ +# 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. + +import logging, threading +from .TelemetryFrontendService import TelemetryFrontendService +from monitoring.service.NameMapping import NameMapping +from monitoring.service.EventTools import EventsDeviceCollector +from common.Settings import ( + get_log_level, wait_for_environment_variables, get_env_var_name, + get_metrics_port ) + +terminate = threading.Event() +LOGGER = None + +def signal_handler(signal, frame): # pylint: disable=redefined-outer-name + LOGGER.warning('Terminate signal received') + terminate.set() + +def main(): + global LOGGER + + log_level = get_log_level() + logging.basicConfig(level=log_level, format="[%(asctime)s] %(levelname)s:%(name)s:%(message)s") + LOGGER = logging.getLogger(__name__) + +# ------- will be added later -------------- + # wait_for_environment_variables([ + # get_env_var_name + + + # ]) +# ------- will be added later -------------- + + signal.signal(signal.SIGINT, signal_handler) + signal.signal(signal.SIGTERM, signal_handler) + + LOGGER.info('Starting...') + + # Start metrics server + metrics_port = get_metrics_port() + start_http_server(metrics_port) + + name_mapping = NameMapping() + + grpc_service = TelemetryFrontendService(name_mapping) + grpc_service.start() + + # Wait for Ctrl+C or termination signal + while not terminate.wait(timeout=1.0): pass + + LOGGER.info('Terminating...') + grpc_service.stop() + + LOGGER.info('Bye') + return 0 + +if __name__ == '__main__': + sys.exit(main()) \ No newline at end of file