monasca-notification/monasca_notification/common/utils.py
Artur Basiak 722ecaa7a5 Add config option for statsd
Add new section to config file with configuration for statsd
host and port. Add modification in notification engines.
According to the monasca-agent change:
https://review.openstack.org/#/c/381417

Change-Id: I6e99bae5e50f3670ae8b4a0c7ac5af3c747bcd68
2016-12-02 07:10:52 +01:00

91 lines
3.8 KiB
Python

# (C) Copyright 2016 Hewlett Packard Enterprise Development LP
# Copyright 2016 FUJITSU LIMITED
# 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
import monascastatsd
from monasca_common.simport import simport
from monasca_notification.common.repositories import exceptions
from monasca_notification.notification import Notification
log = logging.getLogger(__name__)
NOTIFICATION_DIMENSIONS = {'service': 'monitoring',
'component': 'monasca-notification'}
def get_db_repo(config):
if 'database' in config and 'repo_driver' in config['database']:
return simport.load(config['database']['repo_driver'])(config)
else:
return simport.load('monasca_notification.common.repositories.mysql.mysql_repo:MysqlRepo')(config)
def construct_notification_object(db_repo, notification_json):
try:
notification = Notification(notification_json['id'],
notification_json['type'],
notification_json['name'],
notification_json['address'],
notification_json['period'],
notification_json['retry_count'],
notification_json['raw_alarm'])
# Grab notification method from database to see if it was changed
stored_notification = grab_stored_notification_method(db_repo, notification.id)
# Notification method was deleted
if stored_notification is None:
log.debug("Notification method {0} was deleted from database. "
"Will stop sending.".format(notification.id))
return None
# Update notification method with most up to date values
else:
notification.name = stored_notification[0]
notification.type = stored_notification[1]
notification.address = stored_notification[2]
notification.period = stored_notification[3]
return notification
except exceptions.DatabaseException:
log.warn("Error querying mysql for notification method. "
"Using currently cached method.")
return notification
except Exception as e:
log.warn("Error when attempting to construct notification {0}".format(e))
return None
def grab_stored_notification_method(db_repo, notification_id):
try:
stored_notification = db_repo.get_notification(notification_id)
except exceptions.DatabaseException:
log.debug('Database Error. Attempting reconnect')
stored_notification = db_repo.get_notification(notification_id)
return stored_notification
def get_statsd_client(config, dimensions=None):
local_dims = dimensions.copy() if dimensions else {}
local_dims.update(NOTIFICATION_DIMENSIONS)
if 'statsd' in config:
client = monascastatsd.Client(name='monasca',
host=config['statsd'].get('host', 'localhost'),
port=config['statsd'].get('port', 8125),
dimensions=local_dims)
else:
client = monascastatsd.Client(name='monasca',
dimensions=local_dims)
return client