plugins/OpenStack/Gnocchi/plugin_instance.py

   1 # Copyright 2017 Intel Research and Development Ireland Limited
   2 # *************************************************************
   3
   4 # This file is part of OSM Monitoring module
   5 # All Rights Reserved to Intel Corporation
   6
   7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   8 # not use this file except in compliance with the License. You may obtain
   9 # a copy of the License at
  10
  11 #         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  16 # License for the specific language governing permissions and limitations
  17 # under the License.
  18
  19 # For those usages not covered by the Apache License, Version 2.0 please
  20 # contact: helena.mcgough@intel.com or adrian.hoban@intel.com
  21 ##
  22 """Gnocchi plugin for the OSM monitoring module."""
  23
  24 import logging as log
  25 import sys
  26
  27 path = "/root/MON"
  28 if path not in sys.path:
  29     sys.path.append(path)
  30
  31 from plugins.OpenStack.Gnocchi.metrics import Metrics
  32 from plugins.OpenStack.settings import Config
  33
  34 __author__ = "Helena McGough"
  35
  36
  37 def register_plugin():
  38     """Register the plugin."""
  39     config = Config.instance()
  40     instance = Plugin(config=config)
  41     instance.config()
  42     instance.metrics()
  43
  44
  45 class Plugin(object):
  46     """Gnocchi plugin for OSM MON."""
  47
  48     def __init__(self, config):
  49         """Plugin instance."""
  50         log.info("Initialze the plugin instance.")
  51         self._config = config
  52         self._metrics = Metrics()
  53
  54     def config(self):
  55         """Configure plugin."""
  56         log.info("Configure the plugin instance.")
  57         self._config.read_environ("gnocchi")
  58
  59     def metrics(self):
  60         """Initialize metric functionality."""
  61         log.info("Initialize metric functionality.")
  62         self._metrics.metric_calls()
  63
  64 register_plugin()