7fc0d1e6c7
enable a listener in collector that listens to events queue. this patch also renames 'metering_*' options which are now used by both events and samples. Change-Id: I6250c91e913864c3973e2d93022e38ad8bed8328 Implements: blueprint notification-pipelines
60 lines
2.1 KiB
Python
60 lines
2.1 KiB
Python
#
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# Copyright 2015 Red Hat
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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.utils import timeutils
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from ceilometer.dispatcher import database
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from ceilometer import publisher
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from ceilometer.publisher import utils
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class DirectPublisher(publisher.PublisherBase):
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"""A publisher that allows saving directly from the pipeline.
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Samples are saved to the currently configured database by hitching
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a ride on the DatabaseDispatcher. This is useful where it is desirable
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to limit the number of external services that are required.
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"""
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def __init__(self, parsed_url):
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super(DirectPublisher, self).__init__(parsed_url)
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dispatcher = database.DatabaseDispatcher(cfg.CONF)
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self.meter_conn = dispatcher.meter_conn
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self.event_conn = dispatcher.event_conn
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def publish_samples(self, context, samples):
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if not isinstance(samples, list):
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samples = [samples]
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# Transform the Sample objects into a list of dicts
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meters = [
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utils.meter_message_from_counter(
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sample, cfg.CONF.publisher.telemetry_secret)
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for sample in samples
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]
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for meter in meters:
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if meter.get('timestamp'):
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ts = timeutils.parse_isotime(meter['timestamp'])
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meter['timestamp'] = timeutils.normalize_time(ts)
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self.meter_conn.record_metering_data(meter)
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def publish_events(self, context, events):
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if not isinstance(events, list):
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events = [events]
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self.event_conn.record_events(events)
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