83 lines
3.2 KiB
Python
83 lines
3.2 KiB
Python
# Copyright (C) 2012 - 2014 EMC Corporation.
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# All Rights Reserved.
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#
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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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from cinder.api import common
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class ViewBuilder(common.ViewBuilder):
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"""Model consistencygroup API responses as a python dictionary."""
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_collection_name = "consistencygroups"
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def __init__(self):
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"""Initialize view builder."""
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super(ViewBuilder, self).__init__()
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def summary_list(self, request, consistencygroups):
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"""Show a list of consistency groups without many details."""
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return self._list_view(self.summary, request, consistencygroups)
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def detail_list(self, request, consistencygroups):
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"""Detailed view of a list of consistency groups ."""
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return self._list_view(self.detail, request, consistencygroups)
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def summary(self, request, consistencygroup):
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"""Generic, non-detailed view of a consistency group."""
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return {
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'consistencygroup': {
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'id': consistencygroup.id,
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'name': consistencygroup.name
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}
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}
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def detail(self, request, consistencygroup):
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"""Detailed view of a single consistency group."""
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try:
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volume_types = (consistencygroup.volume_type_id.split(",")
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if consistencygroup.volume_type_id else [])
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volume_types = [type_id for type_id in volume_types if type_id]
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except AttributeError:
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try:
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volume_types = [v_type.id for v_type in
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consistencygroup.volume_types]
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except AttributeError:
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volume_types = []
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return {
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'consistencygroup': {
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'id': consistencygroup.id,
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'status': consistencygroup.status,
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'availability_zone': consistencygroup.availability_zone,
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'created_at': consistencygroup.created_at,
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'name': consistencygroup.name,
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'description': consistencygroup.description,
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'volume_types': volume_types,
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}
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}
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def _list_view(self, func, request, consistencygroups):
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"""Provide a view for a list of consistency groups."""
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consistencygroups_list = [
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func(request, consistencygroup)['consistencygroup']
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for consistencygroup in consistencygroups]
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cg_links = self._get_collection_links(request,
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consistencygroups,
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self._collection_name)
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consistencygroups_dict = dict(consistencygroups=consistencygroups_list)
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if cg_links:
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consistencygroups_dict['consistencygroup_links'] = cg_links
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return consistencygroups_dict
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