6fcb452714
a large chunk of meters don't measure anything and are really healthcheck events. these should be stored as events and not samples. this patch adds an option to disable false meters and warn if not disabled. Change-Id: I654f657dd36967ad3ec99bbe06209e7745432e12
127 lines
3.9 KiB
Python
127 lines
3.9 KiB
Python
#
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# Copyright 2012 Red Hat, Inc
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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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"""Handler for producing image metering messages from glance notification
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events.
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"""
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import oslo.messaging
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from oslo_config import cfg
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from ceilometer.agent import plugin_base
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from ceilometer import sample
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OPTS = [
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cfg.StrOpt('glance_control_exchange',
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default='glance',
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help="Exchange name for Glance notifications."),
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]
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cfg.CONF.register_opts(OPTS)
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class ImageBase(plugin_base.NotificationBase):
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"""Base class for image counting."""
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@staticmethod
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def get_targets(conf):
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"""Return a sequence of oslo.messaging.Target
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This sequence is defining the exchange and topics to be connected for
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this plugin.
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"""
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return [oslo.messaging.Target(topic=topic,
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exchange=conf.glance_control_exchange)
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for topic in conf.notification_topics]
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class ImageCRUDBase(ImageBase):
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event_types = [
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'image.update',
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'image.upload',
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'image.delete',
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]
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class ImageCRUD(ImageCRUDBase, plugin_base.NonMetricNotificationBase):
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def process_notification(self, message):
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yield sample.Sample.from_notification(
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name=message['event_type'],
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type=sample.TYPE_DELTA,
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unit='image',
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volume=1,
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resource_id=message['payload']['id'],
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user_id=None,
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project_id=message['payload']['owner'],
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message=message)
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class Image(ImageCRUDBase, plugin_base.NonMetricNotificationBase):
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def process_notification(self, message):
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yield sample.Sample.from_notification(
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name='image',
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type=sample.TYPE_GAUGE,
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unit='image',
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volume=1,
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resource_id=message['payload']['id'],
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user_id=None,
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project_id=message['payload']['owner'],
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message=message)
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class ImageSize(ImageCRUDBase):
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def process_notification(self, message):
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yield sample.Sample.from_notification(
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name='image.size',
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type=sample.TYPE_GAUGE,
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unit='B',
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volume=message['payload']['size'],
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resource_id=message['payload']['id'],
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user_id=None,
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project_id=message['payload']['owner'],
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message=message)
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class ImageDownload(ImageBase):
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"""Emit image_download sample when an image is downloaded."""
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event_types = ['image.send']
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def process_notification(self, message):
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yield sample.Sample.from_notification(
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name='image.download',
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type=sample.TYPE_DELTA,
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unit='B',
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volume=message['payload']['bytes_sent'],
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resource_id=message['payload']['image_id'],
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user_id=message['payload']['receiver_user_id'],
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project_id=message['payload']['receiver_tenant_id'],
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message=message)
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class ImageServe(ImageBase):
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"""Emit image_serve sample when an image is served out."""
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event_types = ['image.send']
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def process_notification(self, message):
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yield sample.Sample.from_notification(
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name='image.serve',
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type=sample.TYPE_DELTA,
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unit='B',
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volume=message['payload']['bytes_sent'],
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resource_id=message['payload']['image_id'],
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user_id=None,
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project_id=message['payload']['owner_id'],
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message=message)
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