103 lines
3.7 KiB
Python
103 lines
3.7 KiB
Python
# Copyright 2016 - Nokia
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_log import log as logging
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from vitrage import clients
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from vitrage.common.constants import NotifierEventTypes
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from vitrage.common.constants import VertexProperties as VProps
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from vitrage.datasources.aodh.properties import AodhState
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from vitrage.entity_graph.mappings.operational_alarm_severity import \
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OperationalAlarmSeverity
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from vitrage.notifier.plugins.base import NotifierBase
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LOG = logging.getLogger(__name__)
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severity_translation = {
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OperationalAlarmSeverity.CRITICAL: 'critical',
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OperationalAlarmSeverity.SEVERE: 'moderate',
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OperationalAlarmSeverity.WARNING: 'low',
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}
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class AodhNotifier(NotifierBase):
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@staticmethod
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def get_notifier_name():
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return 'aodh'
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def __init__(self, conf):
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super(AodhNotifier, self).__init__(conf)
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self.client = clients.ceilometer_client(conf)
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def process_event(self, data, event_type):
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response = None
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if event_type == NotifierEventTypes.ACTIVATE_DEDUCED_ALARM_EVENT:
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if not data.get(VProps.ID):
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response = self._create_aodh_alarm(data, AodhState.ALARM)
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else:
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response = self._update_aodh_alarm(data, AodhState.ALARM)
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elif event_type == NotifierEventTypes.DEACTIVATE_DEDUCED_ALARM_EVENT:
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response = self._update_aodh_alarm(data, AodhState.OK)
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if response and response.alarm_id:
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LOG.info('Aodh Alarm id %s: ', response.alarm_id)
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else:
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LOG.error('Failed to %s Aodh Alarm \n%s', event_type, str(data))
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def _create_aodh_alarm(self, alarm, state):
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alarm_request = _alarm_request(alarm, state)
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try:
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LOG.info('Aodh Alarm - Activate: ' + str(alarm_request))
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return self.client.alarms.create(**alarm_request)
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except Exception as e:
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LOG.exception('Failed to activate Aodh Alarm Got Exception: %s', e)
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return
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def _update_aodh_alarm(self, alarm, state):
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aodh_id = alarm.get(VProps.ID)
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try:
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LOG.info('Aodh Alarm $%s update state %s', aodh_id, state)
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return self.client.alarms.update(alarm_id=aodh_id, state=state)
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except Exception as e:
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LOG.exception('Failed to update Aodh Alarm Got Exception: %s', e)
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return
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def _alarm_request(data, state):
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# TODO(ihefetz) resource id should come from the alarm
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affected_resource_id = data.get(VProps.VITRAGE_ID).replace(
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'ALARM:vitrage:deduced_vm_alarm:RESOURCE:nova.instance:', '')
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alarm_name = data.get(VProps.NAME)
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aodh_alarm_name = '_'.join([alarm_name, affected_resource_id])
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severity = severity_translation.get(data.get(VProps.SEVERITY), 'low')
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return dict(
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name=aodh_alarm_name,
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description=u'Vitrage deduced alarm',
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event_rule=dict(query=[
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dict(
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field=u'resource_id',
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type='',
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op=u'eq',
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value=affected_resource_id),
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dict(
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field=u'vitrage_id',
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type='',
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op=u'eq',
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value=data.get(VProps.VITRAGE_ID))]),
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severity=severity,
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state=state,
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type=u'event')
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