Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
# 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 signal
import sys
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())