Source code for ceilometer.dispatcher.database

# Copyright 2013 IBM Corp
# 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
# 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.

from debtcollector import removals
from oslo_log import log
from oslo_utils import timeutils

from ceilometer import dispatcher
from import models
from ceilometer.i18n import _LE
from ceilometer import storage

LOG = log.getLogger(__name__)

[docs]class DatabaseDispatcher(dispatcher.Base): """Dispatcher class for recording metering data into database. The dispatcher class which records each meter into a database configured in ceilometer configuration file. To enable this dispatcher, the following section needs to be present in ceilometer.conf file [DEFAULT] meter_dispatchers = database event_dispatchers = database """ @property def conn(self): if not hasattr(self, "_conn"): self._conn = storage.get_connection_from_config( self.conf, self.CONNECTION_TYPE) return self._conn
[docs]class MeterDatabaseDispatcher(dispatcher.MeterDispatcherBase, DatabaseDispatcher): CONNECTION_TYPE = 'metering'
[docs] def record_metering_data(self, data): # We may have receive only one counter on the wire if not data: return if not isinstance(data, list): data = [data] for meter in data: LOG.debug( 'metering data %(counter_name)s ' 'for %(resource_id)s @ %(timestamp)s: %(counter_volume)s', {'counter_name': meter['counter_name'], 'resource_id': meter['resource_id'], 'timestamp': meter.get('timestamp', 'NO TIMESTAMP'), 'counter_volume': meter['counter_volume']}) # Convert the timestamp to a datetime instance. # Storage engines are responsible for converting # that value to something they can store. if meter.get('timestamp'): ts = timeutils.parse_isotime(meter['timestamp']) meter['timestamp'] = timeutils.normalize_time(ts) try: self.conn.record_metering_data_batch(data) except Exception as err: LOG.error(_LE('Failed to record %(len)s: %(err)s.'), {'len': len(data), 'err': err}) raise
@removals.removed_class("EventDatabaseDispatcher", message="Use panko instead", removal_version="8.0.0")
[docs]class EventDatabaseDispatcher(dispatcher.EventDispatcherBase, DatabaseDispatcher): CONNECTION_TYPE = 'event'
[docs] def record_events(self, events): if not isinstance(events, list): events = [events] event_list = [] for ev in events: try: event_list.append( models.Event( message_id=ev['message_id'], event_type=ev['event_type'], generated=timeutils.normalize_time( timeutils.parse_isotime(ev['generated'])), traits=[models.Trait( name, dtype, models.Trait.convert_value(dtype, value)) for name, dtype, value in ev['traits']], raw=ev.get('raw', {})) ) except Exception: LOG.exception(_LE("Error processing event and it will be " "dropped: %s"), ev) self.conn.record_events(event_list)

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