aodh/ceilometer/objectstore/swift.py
Sandy Walsh 6a7633c62a Make HACKING compliant
Make all the source and tests HACKING compliant and
enable tox -e hacking on by default.

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Change-Id: I8803f67c49b4d16caebe76ae690092ae5c9a6dd3
2013-03-07 19:02:01 -04:00

111 lines
3.4 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2012 eNovance
#
# Author: Guillaume Pernot <gpernot@praksys.org>
#
# 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.
"""Common code for working with object stores
"""
from __future__ import absolute_import
import abc
from oslo.config import cfg
from swiftclient import client as swift
from ceilometer import counter
from ceilometer.openstack.common import log
from ceilometer.openstack.common import timeutils
from ceilometer import plugin
LOG = log.getLogger(__name__)
OPTS = [
cfg.StrOpt('reseller_prefix',
default='AUTH_',
help="Swift reseller prefix. Must be on par with "
"reseller_prefix in proxy-server.conf."),
]
cfg.CONF.register_opts(OPTS)
class _Base(plugin.PollsterBase):
__metaclass__ = abc.ABCMeta
@staticmethod
@abc.abstractmethod
def iter_accounts(ksclient):
"""Iterate over all accounts, yielding (tenant_id, stats) tuples."""
def get_counters(self, manager):
for tenant, account in self.iter_accounts(manager.keystone):
yield counter.Counter(
name='storage.objects',
type=counter.TYPE_GAUGE,
volume=int(account['x-account-object-count']),
unit='object',
user_id=None,
project_id=tenant,
resource_id=tenant,
timestamp=timeutils.isotime(),
resource_metadata=None,
)
yield counter.Counter(
name='storage.objects.size',
type=counter.TYPE_GAUGE,
volume=int(account['x-account-bytes-used']),
unit='B',
user_id=None,
project_id=tenant,
resource_id=tenant,
timestamp=timeutils.isotime(),
resource_metadata=None,
)
yield counter.Counter(
name='storage.objects.containers',
type=counter.TYPE_GAUGE,
volume=int(account['x-account-container-count']),
unit='container',
user_id=None,
project_id=tenant,
resource_id=tenant,
timestamp=timeutils.isotime(),
resource_metadata=None,
)
class SwiftPollster(_Base):
"""Iterate over all accounts, using keystone.
"""
@staticmethod
def get_counter_names():
return ['storage.objects',
'storage.objects.size',
'storage.objects.containers']
@staticmethod
def iter_accounts(ksclient):
endpoint = ksclient.service_catalog.url_for(
service_type='object-store',
endpoint_type='adminURL')
base_url = '%s/v1/%s' % (endpoint, cfg.CONF.reseller_prefix)
for t in ksclient.tenants.list():
yield (t.id, swift.head_account('%s%s' % (base_url, t.id),
ksclient.auth_token))