115 lines
3.4 KiB
Python
115 lines
3.4 KiB
Python
# Copyright 2016 Huawei Technologies Co.,LTD.
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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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"""
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[VRM DRIVER] VRM CLIENT.
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"""
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import json
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from oslo_log import log as logging
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from cinder.i18n import _
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from cinder.volume.drivers.huawei.vrm.base_proxy import BaseProxy
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from cinder.volume.drivers.huawei.vrm import exception as driver_exception
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TASK_WAITING = 'waiting'
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TASK_RUNNING = 'running'
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TASK_SUCCESS = 'success'
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TASK_FAILED = 'failed'
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TASK_CANCELLING = 'cancelling'
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TASK_UNKNOWN = 'unknown'
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LOG = logging.getLogger(__name__)
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class DatastoreProxy(BaseProxy):
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'''DatastoreProxy
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DatastoreProxy
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'''
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def __init__(self):
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super(DatastoreProxy, self).__init__()
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def list_datastore(self, **kwargs):
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'''list_datastore
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:param kwargs:
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:return:
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'''
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# LOG.info(_("[VRM-CINDER] start list_datastore()"))
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uri = '/datastores'
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method = 'GET'
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path = self.site_uri + uri
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offset = 0
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datastores = []
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while True:
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parames = {'limit': self.limit,
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'offset': offset,
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'scope': kwargs.get('scope')}
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appendix = self._joined_params(parames)
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new_url = self._generate_url(path, appendix)
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resp, body = self.vrmhttpclient.request(new_url, method)
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total = int(body.get('total') or 0)
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if total > 0:
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res = body.get('datastores')
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datastores += res
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offset += len(res)
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if offset >= total or len(datastores) >= total or len(
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res) < self.limit:
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break
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else:
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break
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return datastores
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def query_datastore(self, **kwargs):
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'''Query DataStore
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:param kwargs:
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:return:
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'''
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# LOG.info(_("[VRM-CINDER] start list_datastore()"))
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uri = '/datastores' + '/' + kwargs.get('id')
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method = 'GET'
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path = self.site_uri + uri
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new_url = self._generate_url(path)
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resp, body = self.vrmhttpclient.request(new_url, method)
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return body
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def check_ds_connect_cluster(self, **kwargs):
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'''Check cluster connected to the datastore
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:param kwargs:
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:return:
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'''
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LOG.info(_("[VRM-CINDER] start _check_ds_connect_cluster()"))
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uri = '/datastores'
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method = 'POST'
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body = {'clusterUrn': kwargs.get('cluster_urn')}
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path = self.site_uri + uri + '/' + kwargs.get(
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'datastore_id') + '/action/ifconcluster'
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new_url = self._generate_url(path)
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resp, body = self.vrmhttpclient.request(new_url, method,
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body=json.dumps(body))
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if_connect_flag = body.get('ifConnectFlag')
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if if_connect_flag and if_connect_flag is True:
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return
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else:
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raise driver_exception.NoNeededData()
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