monasca-notification/monasca_notification/notification_engine.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

72 lines
3.0 KiB
Python

# (C) Copyright 2015-2016 Hewlett Packard Enterprise Development LP
#
# 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 time
from monasca_common.kafka import consumer
from monasca_common.kafka import producer
from monasca_notification.common.utils import get_statsd_client
from processors.alarm_processor import AlarmProcessor
from processors.notification_processor import NotificationProcessor
log = logging.getLogger(__name__)
class NotificationEngine(object):
def __init__(self, config):
self._topics = {}
self._topics['notification_topic'] = config['kafka']['notification_topic']
self._topics['retry_topic'] = config['kafka']['notification_retry_topic']
self._statsd = get_statsd_client(config)
self._consumer = consumer.KafkaConsumer(
config['kafka']['url'],
config['zookeeper']['url'],
config['zookeeper']['notification_path'],
config['kafka']['group'],
config['kafka']['alarm_topic'])
self._producer = producer.KafkaProducer(config['kafka']['url'])
self._alarm_ttl = config['processors']['alarm']['ttl']
self._alarms = AlarmProcessor(self._alarm_ttl, config)
self._notifier = NotificationProcessor(config)
self._config = config
def _add_periodic_notifications(self, notifications):
for notification in notifications:
topic = notification.periodic_topic
if topic in self._config['kafka']['periodic'] and notification.type == "webhook":
notification.notification_timestamp = time.time()
self._producer.publish(self._config['kafka']['periodic'][topic],
[notification.to_json()])
def run(self):
finished_count = self._statsd.get_counter(name='alarms_finished_count')
for alarm in self._consumer:
log.debug('Received alarm >|%s|<', str(alarm))
notifications, partition, offset = self._alarms.to_notification(alarm)
if notifications:
self._add_periodic_notifications(notifications)
sent, failed = self._notifier.send(notifications)
self._producer.publish(self._topics['notification_topic'],
[i.to_json() for i in sent])
self._producer.publish(self._topics['retry_topic'],
[i.to_json() for i in failed])
self._consumer.commit()
finished_count.increment()