osm_mon/dashboarder/dashboarder.py

   1 # -*- coding: utf-8 -*-
   2
   3 # Copyright 2018 Whitestack, LLC
   4 # *************************************************************
   5
   6 # This file is part of OSM Monitoring module
   7 # All Rights Reserved to Whitestack, LLC
   8
   9 # Licensed under the Apache License, Version 2.0 (the "License"); you may
  10 # not use this file except in compliance with the License. You may obtain
  11 # a copy of the License at
  12
  13 #         http://www.apache.org/licenses/LICENSE-2.0
  14
  15 # Unless required by applicable law or agreed to in writing, software
  16 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  17 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  18 # License for the specific language governing permissions and limitations
  19 # under the License.
  20 # For those usages not covered by the Apache License, Version 2.0 please
  21 # contact: bdiaz@whitestack.com or glavado@whitestack.com
  22 ##
  23 import logging
  24 import time
  25 import socket
  26 import peewee
  27
  28 from osm_mon.dashboarder.service import DashboarderService
  29 from osm_mon.core.config import Config
  30
  31 log = logging.getLogger(__name__)
  32
  33
  34 class Dashboarder:
  35     def __init__(self, config: Config):
  36         self.conf = config
  37         self.service = DashboarderService(config)
  38
  39     def dashboard_forever(self):
  40         log.debug('dashboard_forever')
  41         while True:
  42             try:
  43                 socket.gethostbyname("grafana")
  44                 log.debug("Dashboard backend is running")
  45             except socket.error:
  46                 log.debug("Dashboard backend is not available")
  47                 time.sleep(int(self.conf.get('dashboarder', 'interval')))
  48                 continue
  49             try:
  50                 self.create_dashboards()
  51                 time.sleep(int(self.conf.get('dashboarder', 'interval')))
  52             except peewee.PeeweeException:
  53                 log.exception("Database error consuming message: ")
  54                 raise
  55             except Exception:
  56                 log.exception("Error creating dashboards")
  57
  58     def create_dashboards(self):
  59         self.service.create_dashboards()
  60         log.debug('I just called the dashboarder service!')