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52 lines
1.7 KiB
52 lines
1.7 KiB
# Copyright 2016 Canonical Ltd |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain 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, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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from charmhelpers.core.hookenv import ( |
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service_name, |
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is_relation_made, |
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) |
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from charmhelpers.contrib.openstack.context import ( |
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OSContextGenerator, |
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) |
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from charmhelpers.contrib.openstack.utils import get_os_codename_package |
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class CephBackupSubordinateContext(OSContextGenerator): |
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interfaces = ['ceph-cinder'] |
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def __call__(self): |
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"""Used to generate template context to be added to cinder.conf in the |
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presence of a ceph relation. |
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""" |
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if not is_relation_made('ceph', 'key'): |
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return {} |
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if get_os_codename_package('cinder-common') < "icehouse": |
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raise Exception("Unsupported version of Openstack") |
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service = service_name() |
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backup_driver = 'cinder.backup.drivers.ceph' |
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return { |
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"cinder": { |
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"/etc/cinder/cinder.conf": { |
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"sections": { |
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'DEFAULT': [ |
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('backup_driver', backup_driver), |
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('backup_ceph_pool', service), |
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('backup_ceph_user', service), |
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] |
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} |
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} |
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} |
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}
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