68 lines
2.6 KiB
Python
68 lines
2.6 KiB
Python
# Copyright 2012-2014 eNovance <licensing@enovance.com>
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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_config import cfg
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from oslo_log import log
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import oslo_messaging
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from stevedore import extension
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from ceilometer.event import converter as event_converter
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from ceilometer.i18n import _LE
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from ceilometer import messaging
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LOG = log.getLogger(__name__)
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class EventsNotificationEndpoint(object):
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def __init__(self, manager):
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super(EventsNotificationEndpoint, self).__init__()
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LOG.debug('Loading event definitions')
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self.event_converter = event_converter.setup_events(
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extension.ExtensionManager(
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namespace='ceilometer.event.trait_plugin'))
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self.manager = manager
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def info(self, notifications):
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"""Convert message at info level to Ceilometer Event.
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:param notifications: list of notifications
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"""
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return self.process_notification('info', notifications)
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def error(self, notifications):
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"""Convert message at error level to Ceilometer Event.
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:param notifications: list of notifications
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"""
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return self.process_notification('error', notifications)
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def process_notification(self, priority, notifications):
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for notification in notifications:
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# NOTE: the rpc layer currently rips out the notification
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# delivery_info, which is critical to determining the
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# source of the notification. This will have to get added back
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# later.
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notification = messaging.convert_to_old_notification_format(
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priority, notification)
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try:
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event = self.event_converter.to_event(notification)
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if event is not None:
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with self.manager.publisher() as p:
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p(event)
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except Exception:
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if not cfg.CONF.notification.ack_on_event_error:
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return oslo_messaging.NotificationResult.REQUEUE
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LOG.error(_LE('Fail to process a notification'), exc_info=True)
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return oslo_messaging.NotificationResult.HANDLED
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