Source code for ceilometer.storage.impl_log

#
# Copyright 2012 New Dream Network, LLC (DreamHost)
#
# 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.
"""Simple logging storage backend.
"""

from oslo_log import log

from ceilometer.i18n import _LI
from ceilometer.storage import base

LOG = log.getLogger(__name__)


[docs]class Connection(base.Connection): """Log the data."""
[docs] def upgrade(self): pass
[docs] def clear(self): pass
[docs] def record_metering_data(self, data): """Write the data to the backend storage system. :param data: a dictionary such as returned by ceilometer.meter.meter_message_from_counter. """ LOG.info(_LI('metering data %(counter_name)s for %(resource_id)s: ' '%(counter_volume)s') % ({'counter_name': data['counter_name'], 'resource_id': data['resource_id'], 'counter_volume': data['counter_volume']}))
[docs] def clear_expired_metering_data(self, ttl): """Clear expired data from the backend storage system. Clearing occurs according to the time-to-live. :param ttl: Number of seconds to keep records for. """ LOG.info(_LI("Dropping metering data with TTL %d"), ttl)
[docs] def get_resources(self, user=None, project=None, source=None, start_timestamp=None, start_timestamp_op=None, end_timestamp=None, end_timestamp_op=None, metaquery=None, resource=None, limit=None): """Return an iterable of dictionaries containing resource information. { 'resource_id': UUID of the resource, 'project_id': UUID of project owning the resource, 'user_id': UUID of user owning the resource, 'timestamp': UTC datetime of last update to the resource, 'metadata': most current metadata for the resource, 'meter': list of the meters reporting data for the resource, } :param user: Optional ID for user that owns the resource. :param project: Optional ID for project that owns the resource. :param source: Optional source filter. :param start_timestamp: Optional modified timestamp start range. :param start_timestamp_op: Optional start time operator, like gt, ge. :param end_timestamp: Optional modified timestamp end range. :param end_timestamp_op: Optional end time operator, like lt, le. :param metaquery: Optional dict with metadata to match on. :param resource: Optional resource filter. :param limit: Maximum number of results to return. """ return []
[docs] def get_meters(self, user=None, project=None, resource=None, source=None, limit=None, metaquery=None, unique=False): """Return an iterable of dictionaries containing meter information. { 'name': name of the meter, 'type': type of the meter (gauge, delta, cumulative), 'resource_id': UUID of the resource, 'project_id': UUID of project owning the resource, 'user_id': UUID of user owning the resource, } :param user: Optional ID for user that owns the resource. :param project: Optional ID for project that owns the resource. :param resource: Optional resource filter. :param source: Optional source filter. :param limit: Maximum number of results to return. :param metaquery: Optional dict with metadata to match on. :param unique: If set to true, return only unique meter information. """ return []
[docs] def get_samples(self, sample_filter, limit=None): """Return an iterable of samples. Items are created by ceilometer.publisher.utils.meter_message_from_counter. """ return []
[docs] def get_meter_statistics(self, sample_filter, period=None, groupby=None, aggregate=None): """Return a dictionary containing meter statistics. Meter statistics is described by the query parameters. The filter must have a meter value set. { 'min': 'max': 'avg': 'sum': 'count': 'period': 'period_start': 'period_end': 'duration': 'duration_start': 'duration_end': } """ return []

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