Source code for ceilometer.telemetry.notifications

# 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
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from oslo_config import cfg
import oslo_messaging

from ceilometer.agent import plugin_base
from ceilometer import sample

OPTS = [
               help="Exchange name for ceilometer notifications."),


[docs]class TelemetryBase(plugin_base.NotificationBase): """Convert telemetry notification into Samples."""
[docs] def get_targets(self, 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.ceilometer_control_exchange) for topic in self.get_notification_topics(conf)]
[docs]class TelemetryIpc(TelemetryBase): """Handle sample from notification bus Telemetry samples can be posted via API or polled by Polling agent. """ event_types = ['telemetry.api', 'telemetry.polling']
[docs] def process_notification(self, message): samples = message['payload']['samples'] for sample_dict in samples: yield sample.Sample( name=sample_dict['counter_name'], type=sample_dict['counter_type'], unit=sample_dict['counter_unit'], volume=sample_dict['counter_volume'], user_id=sample_dict['user_id'], project_id=sample_dict['project_id'], resource_id=sample_dict['resource_id'], timestamp=sample_dict['timestamp'], resource_metadata=sample_dict['resource_metadata'], source=sample_dict['source'], id=sample_dict['message_id'])

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