80 lines
2.6 KiB
Python
80 lines
2.6 KiB
Python
# Copyright (c) 2016 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.i18n import _
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from cinder.volume.drivers.coprhd.helpers import commoncoprhdapi as common
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class VirtualArray(common.CoprHDResource):
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# Commonly used URIs for the 'varrays' module
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URI_VIRTUALARRAY = '/vdc/varrays'
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URI_VIRTUALARRAY_BY_VDC_ID = '/vdc/varrays?vdc-id={0}'
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URI_VIRTUALARRAY_URI = '/vdc/varrays/{0}'
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def varray_query(self, name):
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"""Returns the UID of the varray specified by the name."""
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if common.is_uri(name):
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return name
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uris = self.varray_list()
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for uri in uris:
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varray = self.varray_show(uri)
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if varray and varray['name'] == name:
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return varray['id']
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raise common.CoprHdError(common.CoprHdError.NOT_FOUND_ERR,
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(_("varray %s: not found") % name))
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def varray_list(self, vdcname=None):
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"""Returns all the varrays in a vdc.
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:param vdcname: Name of the Virtual Data Center
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:returns: JSON payload of varray list
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"""
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vdcrestapi = None
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if vdcname is not None:
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vdcrestapi = VirtualArray.URI_VIRTUALARRAY_BY_VDC_ID.format(
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vdcname)
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else:
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vdcrestapi = VirtualArray.URI_VIRTUALARRAY
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(s, h) = common.service_json_request(
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self.ipaddr, self.port, "GET",
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vdcrestapi, None)
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o = common.json_decode(s)
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returnlst = []
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for item in o['varray']:
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returnlst.append(item['id'])
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return returnlst
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def varray_show(self, label):
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"""Makes REST API call to retrieve varray details based on name."""
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uri = self.varray_query(label)
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(s, h) = common.service_json_request(
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self.ipaddr, self.port, "GET",
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VirtualArray.URI_VIRTUALARRAY_URI.format(uri),
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None)
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o = common.json_decode(s)
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if 'inactive' in o and o['inactive'] is True:
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return None
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else:
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return o
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