aodh/ceilometer/key_value_storage/notifications.py
gordon chung 6fcb452714 add an option to disable non-metric meters
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
2015-02-24 18:33:26 -05:00

80 lines
2.4 KiB
Python

# 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 oslo.messaging
from oslo_config import cfg
from ceilometer.agent import plugin_base
from ceilometer import sample
OPTS = [
cfg.StrOpt('magnetodb_control_exchange',
default='magnetodb',
help="Exchange name for Magnetodb notifications."),
]
cfg.CONF.register_opts(OPTS)
class _Base(plugin_base.NotificationBase):
"""Convert magnetodb notification into Samples."""
@staticmethod
def get_targets(conf):
"""Return a sequence of oslo.messaging.Target
Sequence defining the exchange and topics to be connected for this
plugin.
"""
return [oslo.messaging.Target(topic=topic,
exchange=conf.magnetodb_control_exchange)
for topic in conf.notification_topics]
class Table(_Base, plugin_base.NonMetricNotificationBase):
event_types = [
'magnetodb.table.create.end',
'magnetodb.table.delete.end'
]
def process_notification(self, message):
meter_name = '.'.join(message['event_type'].split('.')[:-1])
yield sample.Sample.from_notification(
name=meter_name,
type=sample.TYPE_GAUGE,
unit='table',
volume=1,
resource_id=message['payload']['table_uuid'],
user_id=message['_context_user'],
project_id=message['_context_tenant'],
message=message)
class Index(_Base):
event_types = [
'magnetodb.table.create.end'
]
def process_notification(self, message):
yield sample.Sample.from_notification(
name='magnetodb.table.index.count',
type=sample.TYPE_GAUGE,
unit='index',
volume=message['payload']['index_count'],
resource_id=message['payload']['table_uuid'],
user_id=message['_context_user'],
project_id=message['_context_tenant'],
message=message)