110 lines
3.3 KiB
Python
110 lines
3.3 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Common code for working with volumes
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"""
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from __future__ import absolute_import
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from ceilometer.polling import plugin_base
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from ceilometer import sample
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class _Base(plugin_base.PollsterBase):
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def extract_metadata(self, obj):
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return dict((k, getattr(obj, k)) for k in self.FIELDS)
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class VolumeSizePollster(_Base):
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@property
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def default_discovery(self):
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return 'volumes'
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FIELDS = ['name',
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'status',
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'volume_type',
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'os-vol-host-attr:host',
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'migration_status',
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'attachments',
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'snapshot_id',
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'source_volid']
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def get_samples(self, manager, cache, resources):
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for volume in resources:
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yield sample.Sample(
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name='volume.size',
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type=sample.TYPE_GAUGE,
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unit='GB',
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volume=volume.size,
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user_id=volume.user_id,
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project_id=getattr(volume,
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'os-vol-tenant-attr:tenant_id'),
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resource_id=volume.id,
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resource_metadata=self.extract_metadata(volume),
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)
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class VolumeSnapshotSize(_Base):
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@property
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def default_discovery(self):
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return 'volume_snapshots'
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FIELDS = ['name',
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'volume_id',
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'status',
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'description',
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'metadata',
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'os-extended-snapshot-attributes:progress',
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]
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def get_samples(self, manager, cache, resources):
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for snapshot in resources:
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yield sample.Sample(
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name='volume.snapshot.size',
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type=sample.TYPE_GAUGE,
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unit='GB',
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volume=snapshot.size,
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user_id=None,
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project_id=getattr(
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snapshot,
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'os-extended-snapshot-attributes:project_id'),
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resource_id=snapshot.id,
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resource_metadata=self.extract_metadata(snapshot),
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)
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class VolumeBackupSize(_Base):
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@property
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def default_discovery(self):
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return 'volume_backups'
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FIELDS = ['name',
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'object_count',
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'container',
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'volume_id',
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'status',
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'description']
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def get_samples(self, manager, cache, resources):
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for backup in resources:
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yield sample.Sample(
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name='volume.backup.size',
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type=sample.TYPE_GAUGE,
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unit='GB',
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volume=backup.size,
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user_id=None,
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project_id=getattr(
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backup, 'os-backup-project-attr:project_id', None),
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resource_id=backup.id,
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resource_metadata=self.extract_metadata(backup),
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)
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