Source code for ceilometer.volume.discovery
#
# 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.
from cinderclient import client as cinder_client
from oslo_config import cfg
from ceilometer.agent import plugin_base
from ceilometer import keystone_client
SERVICE_OPTS = [
cfg.StrOpt('cinder', deprecated_name='cinderv2',
default='volumev3',
help='Cinder service type.'),
]
class _BaseDiscovery(plugin_base.DiscoveryBase):
def __init__(self, conf):
super(_BaseDiscovery, self).__init__(conf)
creds = conf.service_credentials
self.client = cinder_client.Client(
version='3',
session=keystone_client.get_session(conf),
region_name=creds.region_name,
interface=creds.interface,
service_type=conf.service_types.cinder
)
[docs]class VolumeDiscovery(_BaseDiscovery):
[docs] def discover(self, manager, param=None):
"""Discover volume resources to monitor."""
return self.client.volumes.list(search_opts={'all_tenants': True})
[docs]class VolumeSnapshotsDiscovery(_BaseDiscovery):
[docs] def discover(self, manager, param=None):
"""Discover snapshot resources to monitor."""
return self.client.volume_snapshots.list(
search_opts={'all_tenants': True})
[docs]class VolumeBackupsDiscovery(_BaseDiscovery):
[docs] def discover(self, manager, param=None):
"""Discover volume resources to monitor."""
return self.client.backups.list(search_opts={'all_tenants': True})