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authorMike Perez <thingee@gmail.com>2015-04-05 21:40:47 -0700
committerMike Perez <thingee@gmail.com>2015-04-07 04:49:32 +0000
commita48ce0710cc6e61ef2eff1376c4d6c635216dca3 (patch)
treeaf23d457565ad84cf04dae363fc034cb4d2c6229
parentaf79f87b9ee97f8ae56d97b6423c884889aec415 (diff)
downloadcinder-a48ce0710cc6e61ef2eff1376c4d6c635216dca3.tar.gz
Partial Revert "Removing Huawei drivers"
This reverts commit 5e26b0c1d1ae1984e51ae47441e8a243f224bf29. Change-Id: Iad7c1afff1a932876255a37fc0b5bf5993246aaa
Diffstat
-rw-r--r--cinder/tests/test_huawei_18000.py1017
-rw-r--r--cinder/tests/test_huawei_drivers_compatibility.py64
-rw-r--r--cinder/volume/drivers/huawei/__init__.py108
-rw-r--r--cinder/volume/drivers/huawei/huawei_18000.py199
-rw-r--r--cinder/volume/drivers/huawei/huawei_utils.py133
-rw-r--r--cinder/volume/drivers/huawei/rest_common.py1758
6 files changed, 3279 insertions, 0 deletions
diff --git a/cinder/tests/test_huawei_18000.py b/cinder/tests/test_huawei_18000.py
new file mode 100644
index 000000000..512afd75e
--- /dev/null
+++ b/cinder/tests/test_huawei_18000.py
@@ -0,0 +1,1017 @@
+# Copyright (c) 2013 - 2014 Huawei Technologies Co., Ltd.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+""" Tests for huawei 18000 storage."""
+import json
+import os
+import shutil
+import tempfile
+import time
+from xml.dom import minidom
+
+import mock
+from oslo_log import log as logging
+
+from cinder import exception
+from cinder import test
+from cinder.volume import configuration as conf
+from cinder.volume.drivers.huawei import huawei_18000
+from cinder.volume.drivers.huawei import rest_common
+
+LOG = logging.getLogger(__name__)
+
+test_volume = {'name': 'volume-21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'size': 2,
+ 'volume_name': 'vol1',
+ 'id': '21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'volume_id': '21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'provider_auth': None,
+ 'project_id': 'project',
+ 'display_name': 'vol1',
+ 'display_description': 'test volume',
+ 'volume_type_id': None,
+ 'provider_location': '11'}
+
+test_snap = {'name': 'volume-21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'size': 1,
+ 'volume_name': 'vol1',
+ 'id': '21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'volume_id': '21ec7341-9256-497b-97d9-ef48edcf0635',
+ 'provider_auth': None,
+ 'project_id': 'project',
+ 'display_name': 'vol1',
+ 'display_description': 'test volume',
+ 'volume_type_id': None,
+ 'provider_location': '11'}
+
+FakeConnector = {'initiator': 'iqn.1993-08.debian:01:ec2bff7ac3a3',
+ 'wwpns': ['10000090fa0d6754'],
+ 'wwnns': ['10000090fa0d6755'],
+ 'host': 'ubuntuc'}
+
+
+def find_data(method):
+ if method is None:
+ data = """{"error":{"code":0},
+ "data":{"ID":"1",
+ "NAME":"5mFHcBv4RkCcD+JyrWc0SA"}}"""
+ if method == 'GET':
+ data = """{"error":{"code":0},
+ "data":[{"ID":"1",
+ "NAME":"IexzQZJWSXuX2e9I7c8GNQ"}]}"""
+ return data
+
+
+def find_data_lun(method):
+ if method == 'GET':
+ data = """{"error":{"code":0},
+ "data":{"ID":"1",
+ "NAME":"IexzQZJWSXuX2e9I7c8GNQ",
+ "HEALTHSTATUS":"1",
+ "RUNNINGSTATUS":"27"}}"""
+ return data
+
+
+def find_data_lungroup(method):
+ if method is None:
+ data = '{"error":{"code":0},\
+ "data":{"NAME":"5mFHcBv4RkCcD+JyrWc0SA",\
+ "DESCRIPTION":"5mFHcBv4RkCcD+JyrWc0SA",\
+ "ID":"11",\
+ "TYPE":256}}'
+
+ if method == "GET":
+ data = """{"error":{"code":0},
+ "data":[{
+ "NAME":"OpenStack_LunGroup_1",
+ "DESCRIPTION":"5mFHcBv4RkCcD+JyrWc0SA",
+ "ID":"11",
+ "TYPE":256}]}"""
+
+ if method == "DELETE":
+ data = """{"error":{"code":0},
+ "data":[{
+ "NAME":"IexzQZJWSXuX2e9I7c8GNQ",
+ "DESCRIPTION":"5mFHcBv4RkCcD+JyrWc0SA",
+ "ID":"11",
+ "TYPE":256}]}"""
+ return data
+
+
+def find_data_hostgroup(method):
+ if method is None:
+ data = """{"error":{"code":0},"data":{
+ "NAME":"ubuntuc",
+ "DESCRIPTION":"",
+ "ID":"0",
+ "TYPE":14}}"""
+
+ if method == "GET":
+ data = """{"error":{"code":0},"data":[{
+ "NAME":"ubuntuc",
+ "DESCRIPTION":"",
+ "ID":"0","TYPE":14}]}"""
+ return data
+
+
+def Fake_sleep(time):
+ pass
+
+
+def find_data_mappingview(method, other_flag):
+ if method is None:
+ data = """{"error":{"code":0},"data":
+ {"WORKMODE":"255","HEALTHSTATUS":"1",
+ "NAME":"mOWtSXnaQKi3hpB3tdFRIQ",
+ "RUNNINGSTATUS":"27","DESCRIPTION":"",
+ "ENABLEINBANDCOMMAND":"true",
+ "ID":"1","INBANDLUNWWN":"",
+ "TYPE":245}}
+ """
+
+ if method == "GET":
+ if other_flag:
+ data = """{"error":{"code":0},"data":[
+ {"WORKMODE":"255","HEALTHSTATUS":"1",
+ "NAME":"mOWtSXnaQKi3hpB3tdFRIQ",
+ "RUNNINGSTATUS":"27","DESCRIPTION":"",
+ "ENABLEINBANDCOMMAND":"true","ID":"1",
+ "INBANDLUNWWN":"","TYPE":245},
+ {"WORKMODE":"255","HEALTHSTATUS":"1",
+ "NAME":"YheUoRwbSX2BxN767nvLSw",
+ "RUNNINGSTATUS":"27","DESCRIPTION":"",
+ "ENABLEINBANDCOMMAND":"true",
+ "ID":"2","INBANDLUNWWN":"",
+ "TYPE":245}]}
+ """
+ else:
+ data = """{"error":{"code":0},"data":[
+ {"WORKMODE":"255","HEALTHSTATUS":"1",
+ "NAME":"IexzQZJWSXuX2e9I7c8GNQ",
+ "RUNNINGSTATUS":"27","DESCRIPTION":"",
+ "ENABLEINBANDCOMMAND":"true","ID":"1",
+ "INBANDLUNWWN":"","TYPE":245},
+ {"WORKMODE":"255","HEALTHSTATUS":"1",
+ "NAME":"YheUoRwbSX2BxN767nvLSw",
+ "RUNNINGSTATUS":"27","DESCRIPTION":"",
+ "ENABLEINBANDCOMMAND":"true","ID":"2",
+ "INBANDLUNWWN":"","TYPE":245}]}
+ """
+ return data
+
+
+def find_data_snapshot(method):
+ if method is None:
+ data = '{"error":{"code":0},"data":{"ID":11,"NAME":"YheUoRwbSX2BxN7"}}'
+ if method == "GET":
+ data = """{"error":{"code":0},"data":[
+ {"ID":11,"NAME":"SDFAJSDFLKJ"},
+ {"ID":12,"NAME":"SDFAJSDFLKJ2"}]}"""
+ return data
+
+
+def find_data_host(method):
+ if method is None:
+ data = """{"error":{"code":0},
+ "data":
+ {"PARENTTYPE":245,
+ "NAME":"Default Host",
+ "DESCRIPTION":"",
+ "RUNNINGSTATUS":"1",
+ "IP":"",
+ "PARENTNAME":"0",
+ "OPERATIONSYSTEM":"1",
+ "LOCATION":"",
+ "HEALTHSTATUS":"1",
+ "MODEL":"",
+ "ID":"0",
+ "PARENTID":"0",
+ "NETWORKNAME":"",
+ "TYPE":21}} """
+
+ if method == "GET":
+ data = """{"error":{"code":0},
+ "data":[
+ {"PARENTTYPE":245,"NAME":"ubuntuc",
+ "DESCRIPTION":"","RUNNINGSTATUS":"1",
+ "IP":"","PARENTNAME":"",
+ "OPERATIONSYSTEM":"0","LOCATION":"",
+ "HEALTHSTATUS":"1","MODEL":"",
+ "ID":"1","PARENTID":"",
+ "NETWORKNAME":"","TYPE":21},
+ {"PARENTTYPE":245,"NAME":"ubuntu",
+ "DESCRIPTION":"","RUNNINGSTATUS":"1",
+ "IP":"","PARENTNAME":"","OPERATIONSYSTEM":"0",
+ "LOCATION":"","HEALTHSTATUS":"1",
+ "MODEL":"","ID":"2","PARENTID":"",
+ "NETWORKNAME":"","TYPE":21}]} """
+ return data
+
+
+def find_data_host_associate(method):
+ if (method is None) or (method == "GET"):
+ data = '{"error":{"code":0}}'
+ return data
+
+
+def data_session(url):
+ if url == "/xx/sessions":
+ data = """{"error":{"code":0},
+ "data":{"username":"admin",
+ "iBaseToken":"2001031430",
+ "deviceid":"210235G7J20000000000"}}"""
+ if url == "sessions":
+ data = '{"error":{"code":0},"data":{"ID":11}}'
+ return data
+
+
+def data_lun(url, method):
+ if url == "lun":
+ data = find_data(method)
+ if url == "lun/1":
+ data = find_data_lun(method)
+ if url == "lun?range=[0-65535]":
+ data = find_data(method)
+ if url == "lungroup?range=[0-8191]":
+ data = find_data_lungroup(method)
+ if url == "lungroup":
+ data = find_data_lungroup(method)
+ if url == "lungroup/associate":
+ data = """{"error":{"code":0},
+ "data":{"NAME":"5mFHcBv4RkCcD+JyrWc0SA",
+ "DESCRIPTION":"5mFHcBv4RkCcD+JyrWc0SA",
+ "ID":"11",
+ "TYPE":256}}"""
+ return data
+
+
+def data_host(url, method):
+ if url == "hostgroup":
+ data = find_data_hostgroup(method)
+ if url == "hostgroup?range=[0-8191]":
+ data = find_data_hostgroup(method)
+ if url == "host":
+ data = find_data_host(method)
+ if url == "host?range=[0-65534]":
+ data = find_data_host(method)
+ if url == "host/associate":
+ data = find_data_host_associate(method)
+ if url == "host/associate?TYPE=21&ASSOCIATEOBJTYPE=14&ASSOCIATEOBJID=0":
+ data = find_data_host_associate(method)
+ return data
+
+
+def find_data_storagepool_snapshot(url, method):
+ if url == "storagepool":
+ data = """{"error":{"code":0},
+ "data":[{"USERFREECAPACITY":"985661440",
+ "ID":"0",
+ "NAME":"OpenStack_Pool",
+ "USERTOTALCAPACITY":"985661440"
+ }]}"""
+ if url == "snapshot":
+ data = find_data_snapshot(method)
+ if url == "snapshot/activate":
+ data = """{"error":{"code":0},"data":[
+ {"ID":11,"NAME":"SDFAJSDFLKJ"},
+ {"ID":12,"NAME":"SDFAJSDFLKJ"}]}"""
+
+ return data
+
+
+def find_data_luncpy_range_eth_port(url):
+ if url == "luncopy":
+ data = """{"error":{"code":0},
+ "data":{"COPYSTOPTIME":"-1",
+ "HEALTHSTATUS":"1",
+ "NAME":"w1PSNvu6RumcZMmSh4/l+Q==",
+ "RUNNINGSTATUS":"36",
+ "DESCRIPTION":"w1PSNvu6RumcZMmSh4/l+Q==",
+ "ID":"0","LUNCOPYTYPE":"1",
+ "COPYPROGRESS":"0","COPYSPEED":"2",
+ "TYPE":219,"COPYSTARTTIME":"-1"}}"""
+
+ if url == "LUNCOPY?range=[0-100000]":
+ data = """{"error":{"code":0},
+ "data":[{"COPYSTOPTIME":"1372209335",
+ "HEALTHSTATUS":"1",
+ "NAME":"w1PSNvu6RumcZMmSh4/l+Q==",
+ "RUNNINGSTATUS":"40",
+ "DESCRIPTION":"w1PSNvu6RumcZMmSh4/l+Q==",
+ "ID":"0","LUNCOPYTYPE":"1",
+ "COPYPROGRESS":"100",
+ "COPYSPEED":"2",
+ "TYPE":219,
+ "COPYSTARTTIME":"1372209329"}]}"""
+
+ if url == "eth_port":
+ data = """{"error":{"code":0},
+ "data":[{"PARENTTYPE":209,
+ "MACADDRESS":"00:22:a1:0a:79:57",
+ "ETHNEGOTIATE":"-1","ERRORPACKETS":"0",
+ "IPV4ADDR":"192.168.100.2",
+ "IPV6GATEWAY":"","IPV6MASK":"0",
+ "OVERFLOWEDPACKETS":"0","ISCSINAME":"P0",
+ "HEALTHSTATUS":"1","ETHDUPLEX":"2",
+ "ID":"16909568","LOSTPACKETS":"0",
+ "TYPE":213,"NAME":"P0","INIORTGT":"4",
+ "RUNNINGSTATUS":"10","IPV4GATEWAY":"",
+ "BONDNAME":"","STARTTIME":"1371684218",
+ "SPEED":"1000","ISCSITCPPORT":"0",
+ "IPV4MASK":"255.255.0.0","IPV6ADDR":"",
+ "LOGICTYPE":"0","LOCATION":"ENG0.B5.P0",
+ "MTU":"1500","PARENTID":"1.5"}]}"""
+ return data
+
+
+class Fake18000Common(rest_common.RestCommon):
+
+ def __init__(self, configuration):
+ rest_common.RestCommon.__init__(self, configuration)
+ self.test_normal = True
+ self.other_flag = True
+ self.associate_flag = True
+ self.connect_flag = False
+ self.delete_flag = False
+ self.terminateFlag = False
+ self.deviceid = None
+
+ def _change_file_mode(self, filepath):
+ pass
+
+ def _parse_volume_type(self, volume):
+
+ poolinfo = self._find_pool_info()
+ volume_size = self._get_volume_size(poolinfo, volume)
+
+ params = {'LUNType': 0,
+ 'WriteType': '1',
+ 'PrefetchType': '3',
+ 'qos_level': 'Qos-high',
+ 'StripUnitSize': '64',
+ 'PrefetchValue': '0',
+ 'PrefetchTimes': '0',
+ 'qos': 'OpenStack_Qos_High',
+ 'MirrorSwitch': '1',
+ 'tier': 'Tier_high'}
+
+ params['volume_size'] = volume_size
+ params['pool_id'] = poolinfo['ID']
+ return params
+
+ def _get_snapshotid_by_name(self, snapshot_name):
+ return "11"
+
+ def _get_qosid_by_lunid(self, lunid):
+ return ""
+
+ def _check_snapshot_exist(self, snapshot_id):
+ return True
+
+ def fc_initiator_data(self):
+ data = """{"error":{"code":0},"data":[
+ {"HEALTHSTATUS":"1","NAME":"",
+ "MULTIPATHTYPE":"1","ISFREE":"true",
+ "RUNNINGSTATUS":"27","ID":"10000090fa0d6754",
+ "OPERATIONSYSTEM":"255","TYPE":223},
+ {"HEALTHSTATUS":"1","NAME":"",
+ "MULTIPATHTYPE":"1","ISFREE":"true",
+ "RUNNINGSTATUS":"27","ID":"10000090fa0d6755",
+ "OPERATIONSYSTEM":"255","TYPE":223}]}"""
+ return data
+
+ def host_link(self):
+ data = """{"error":{"code":0},
+ "data":[{"PARENTTYPE":21,
+ "TARGET_ID":"0000000000000000",
+ "INITIATOR_NODE_WWN":"20000090fa0d6754",
+ "INITIATOR_TYPE":"223",
+ "RUNNINGSTATUS":"27",
+ "PARENTNAME":"ubuntuc",
+ "INITIATOR_ID":"10000090fa0d6754",
+ "TARGET_PORT_WWN":"24000022a10a2a39",
+ "HEALTHSTATUS":"1",
+ "INITIATOR_PORT_WWN":"10000090fa0d6754",
+ "ID":"010000090fa0d675-0000000000110400",
+ "TARGET_NODE_WWN":"21000022a10a2a39",
+ "PARENTID":"1","CTRL_ID":"0",
+ "TYPE":255,"TARGET_TYPE":"212"}]}"""
+ self.connect_flag = True
+ return data
+
+ def call(self, url=False, data=None, method=None):
+
+ url = url.replace('http://100.115.10.69:8082/deviceManager/rest', '')
+ url = url.replace('/210235G7J20000000000/', '')
+ data = None
+
+ if self.test_normal:
+ if url == "/xx/sessions" or url == "sessions":
+ data = data_session(url)
+
+ if url == "lun/count?TYPE=11&ASSOCIATEOBJTYPE=256&"\
+ "ASSOCIATEOBJID=11":
+ data = """{"data":{"COUNT":"7"},
+ "error":{"code":0,"description":"0"}}"""
+
+ if url == "lungroup/associate?TYPE=256&ASSOCIATEOBJTYPE=11&"\
+ "ASSOCIATEOBJID=11":
+ data = """{"error":{"code":0},
+ "data":[{"ID":11}]}"""
+
+ if url == "storagepool" or url == "snapshot" or url == "snaps"\
+ "hot/activate":
+ data = find_data_storagepool_snapshot(url, method)
+
+ if url == "lungroup" or url == "lungroup/associate"\
+ or url == "lun" or url == "lun/1":
+ data = data_lun(url, method)
+
+ if url == "lun?range=[0-65535]" or url == "lungroup?r"\
+ "ange=[0-8191]":
+ data = data_lun(url, method)
+
+ if url == "lungroup/associate?ID=11"\
+ "&ASSOCIATEOBJTYPE=11&ASSOCIATEOBJID=11"\
+ or url == "lungroup/associate?ID=12"\
+ "&ASSOCIATEOBJTYPE=11&ASSOCIATEOBJID=12":
+ data = '{"error":{"code":0}}'
+ self.terminateFlag = True
+
+ if url == "fc_initiator/10000090fa0d6754" or url == "lun/11"\
+ or url == "LUNCOPY/0"\
+ or url == "mappingview/REMOVE_ASSOCIATE":
+ data = '{"error":{"code":0}}'
+ self.delete_flag = True
+
+ if url == "LUNCOPY/start" or url == "mappingview/1"\
+ or url == "hostgroup/associate":
+ data = '{"error":{"code":0}}'
+
+ if url == "MAPPINGVIEW/CREATE_ASSOCIATE" or url == "snapshot/11"\
+ or url == "snapshot/stop" or url == "LUNGroup/11":
+ data = '{"error":{"code":0}}'
+ self.delete_flag = True
+
+ if url == "luncopy" or url == "eth_port" or url == "LUNC"\
+ "OPY?range=[0-100000]":
+ data = find_data_luncpy_range_eth_port(url)
+
+ if url == "iscsidevicename":
+ data = """{"error":{"code":0},
+ "data":[{"CMO_ISCSI_DEVICE_NAME":
+"iqn.2006-08.com.huawei:oceanstor:21000022a10a2a39:iscsinametest"}]}"""
+
+ if url == "hostgroup" or url == "host" or url == "host/associate":
+ data = data_host(url, method)
+
+ if url == "host/associate?TYPE=21&ASSOCIATEOBJTYPE=14&AS"\
+ "SOCIATEOBJID=0":
+ data = data_host(url, method)
+
+ if url == "hostgroup?range=[0-8191]" or url == "host?ra"\
+ "nge=[0-65534]":
+ data = data_host(url, method)
+
+ if url == "iscsi_initiator/iqn.1993-08.debian:01:ec2bff7ac3a3":
+ data = """{"error":{"code":0},"data":{
+ "ID":"iqn.1993-08.debian:01:ec2bff7ac3a3",
+ "NAME":"iqn.1993-08.debian:01:ec2bff7ac3a3",
+ "ISFREE":"True"}}"""
+
+ if url == "iscsi_initiator" or url == "iscsi_initiator/"\
+ or url == "iscsi_initiator?range=[0-65535]":
+ data = '{"error":{"code":0}}'
+
+ if url == "mappingview" or url == "mappingview?range=[0-65535]":
+ data = find_data_mappingview(method, self.other_flag)
+
+ if (url == ("lun/associate?ID=1&TYPE=11&"
+ "ASSOCIATEOBJTYPE=21&ASSOCIATEOBJID=0")
+ or url == ("lun/associate?TYPE=11&ASSOCIATEOBJTYPE=256"
+ "&ASSOCIATEOBJID=11")
+ or (url == ("lun/associate?TYPE=11&ASSOCIATEOBJTYPE=256"
+ "&ASSOCIATEOBJID=12")
+ and not self.associate_flag)):
+ data = '{"error":{"code":0},"data":[{"ID":"11"}]}'
+ if ((url == ("lun/associate?TYPE=11&ASSOCIATEOBJTYPE=256"
+ "&ASSOCIATEOBJID=12"))
+ and self.associate_flag):
+ data = '{"error":{"code":0},"data":[{"ID":"12"}]}'
+
+ if url == "fc_initiator?ISFREE=true&range=[0-1000]":
+ data = self.fc_initiator_data()
+
+ if url == "host_link?INITIATOR_TYPE=223&INITIATOR_PORT_WWN="\
+ "10000090fa0d6754":
+ data = self.host_link()
+
+ if url == "mappingview/associate?TYPE=245&"\
+ "ASSOCIATEOBJTYPE=14&ASSOCIATEOBJID=0"\
+ or url == "mappingview/associate?TYPE=245&"\
+ "ASSOCIATEOBJTYPE=256&ASSOCIATEOBJID=11":
+ data = '{"error":{"code":0},"data":[{"ID":11,"NAME":"test"}]}'
+
+ if url == "lun/associate?TYPE=11&"\
+ "ASSOCIATEOBJTYPE=21&ASSOCIATEOBJID=1":
+ data = '{"error":{"code":0}}'
+ self.connect_flag = True
+
+ if url == "iscsi_tgt_port":
+ data = '{"data":[{"ETHPORTID":"139267",\
+ "ID":"iqn.oceanstor:21004846fb8ca15f::22003:111.111.101.244",\
+ "TPGT":"8196","TYPE":249}],\
+ "error":{"code":0,"description":"0"}}'
+
+ else:
+ data = '{"error":{"code":31755596}}'
+ if (url == "lun/11") and (method == "GET"):
+ data = """{"error":{"code":0},"data":{"ID":"11",
+ "IOCLASSID":"11",
+ "NAME":"5mFHcBv4RkCcD+JyrWc0SA"}}"""
+ res_json = json.loads(data)
+
+ return res_json
+
+
+class Fake18000Storage(huawei_18000.Huawei18000ISCSIDriver):
+ """Fake Huawei Storage, Rewrite some methods of HuaweiISCSIDriver."""
+
+ def __init__(self, configuration):
+ super(Fake18000Storage, self).__init__(configuration)
+ self.configuration = configuration
+
+ def do_setup(self):
+ self.common = Fake18000Common(configuration=self.configuration)
+
+
+class Fake18000FCStorage(huawei_18000.Huawei18000FCDriver):
+ """Fake Huawei Storage, Rewrite some methods of HuaweiISCSIDriver."""
+ def __init__(self, configuration):
+ super(Fake18000FCStorage, self).__init__(configuration)
+ self.configuration = configuration
+
+ def do_setup(self):
+ self.common = Fake18000Common(configuration=self.configuration)
+
+
+class Huawei18000ISCSIDriverTestCase(test.TestCase):
+
+ def setUp(self):
+ super(Huawei18000ISCSIDriverTestCase, self).setUp()
+ self.tmp_dir = tempfile.mkdtemp()
+ self.fake_conf_file = self.tmp_dir + '/cinder_huawei_conf.xml'
+ self.addCleanup(shutil.rmtree, self.tmp_dir)
+ self.create_fake_conf_file()
+ self.addCleanup(os.remove, self.fake_conf_file)
+ self.configuration = mock.Mock(spec=conf.Configuration)
+ self.configuration.cinder_huawei_conf_file = self.fake_conf_file
+ self.stubs.Set(time, 'sleep', Fake_sleep)
+ driver = Fake18000Storage(configuration=self.configuration)
+ self.driver = driver
+ self.driver.do_setup()
+ self.driver.common.test_normal = True
+
+ def testloginSuccess(self):
+ deviceid = self.driver.common.login()
+ self.assertEqual(deviceid, '210235G7J20000000000')
+
+ def testcreatevolumesuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_volume(test_volume)
+ self.assertEqual(lun_info['provider_location'], '1')
+ self.assertEqual(lun_info['lun_info']['NAME'],
+ '5mFHcBv4RkCcD+JyrWc0SA')
+
+ def testcreatesnapshotsuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_snapshot(test_volume)
+ self.assertEqual(lun_info['provider_location'], 11)
+ self.assertEqual(lun_info['lun_info']['NAME'], 'YheUoRwbSX2BxN7')
+
+ def testdeletevolumesuccess(self):
+ self.driver.common.login()
+ self.driver.common.delete_flag = False
+ self.driver.delete_volume(test_volume)
+ self.assertTrue(self.driver.common.delete_flag)
+
+ def testdeletesnapshotsuccess(self):
+ self.driver.common.login()
+ self.driver.common.delete_flag = False
+ self.driver.delete_snapshot(test_snap)
+ self.assertTrue(self.driver.common.delete_flag)
+
+ def testcolonevolumesuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_cloned_volume(test_volume,
+ test_volume)
+ self.assertEqual(lun_info['provider_location'], '1')
+ self.assertEqual(lun_info['lun_info']['NAME'],
+ '5mFHcBv4RkCcD+JyrWc0SA')
+
+ def testcreateolumefromsnapsuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_volume_from_snapshot(test_volume,
+ test_volume)
+ self.assertEqual(lun_info['provider_location'], '1')
+ self.assertEqual(lun_info['lun_info']['NAME'],
+ '5mFHcBv4RkCcD+JyrWc0SA')
+
+ def testinitializeconnectionsuccess(self):
+ self.driver.common.login()
+ iscsi_properties = self.driver.initialize_connection(test_volume,
+ FakeConnector)
+ self.assertEqual(iscsi_properties['data']['target_lun'], 1)
+
+ def testterminateconnectionsuccess(self):
+ self.driver.common.login()
+ self.driver.common.terminateFlag = False
+ self.driver.terminate_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.terminateFlag)
+
+ def testinitializeconnectionnoviewsuccess(self):
+ self.driver.common.login()
+ self.driver.common.other_flag = False
+ self.driver.common.connect_flag = False
+ self.driver.initialize_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.connect_flag)
+
+ def testterminateconnectionoviewnsuccess(self):
+ self.driver.common.login()
+ self.driver.common.terminateFlag = False
+ self.driver.terminate_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.terminateFlag)
+
+ def testgetvolumestatus(self):
+ self.driver.common.login()
+ data = self.driver.get_volume_stats()
+ self.assertEqual(data['driver_version'], '1.1.0')
+
+ def testloginfail(self):
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException, self.driver.common.login)
+
+ def testcreatesnapshotfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.create_snapshot, test_volume)
+
+ def testcreatevolumefail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.create_volume, test_volume)
+
+ def testdeletevolumefail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.delete_volume, test_volume)
+
+ def testdeletesnapshotfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.delete_snapshot, test_volume)
+
+ def testinitializeconnectionfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.initialize_connection,
+ test_volume, FakeConnector)
+
+ def testgetdefaulttimeout(self):
+ result = self.driver.common._get_default_timeout()
+ self.assertEqual('43200', result)
+
+ def testgetwaitinterval(self):
+ result = self.driver.common._get_wait_interval('LUNReadyWaitInterval')
+ self.assertEqual('2', result)
+
+ def test_lun_is_associated_to_lungroup(self):
+ self.driver.common.login()
+ self.driver.common._associate_lun_to_lungroup('11', '11')
+ result = self.driver.common._is_lun_associated_to_lungroup('11', '11')
+ self.assertTrue(result)
+
+ def test_lun_is_not_associated_to_lun_group(self):
+ self.driver.common.login()
+ self.driver.common._associate_lun_to_lungroup('12', '12')
+ self.driver.common.associate_flag = True
+ result = self.driver.common._is_lun_associated_to_lungroup('12', '12')
+ self.assertTrue(result)
+ self.driver.common._remove_lun_from_lungroup('12', '12')
+ self.driver.common.associate_flag = False
+ result = self.driver.common._is_lun_associated_to_lungroup('12', '12')
+ self.assertFalse(result)
+
+ def create_fake_conf_file(self):
+ """Create a fake Config file
+
+ Huawei storage customize a XML configuration file, the configuration
+ file is used to set the Huawei storage custom parameters, therefore,
+ in the UT test we need to simulate such a configuration file
+ """
+ doc = minidom.Document()
+
+ config = doc.createElement('config')
+ doc.appendChild(config)
+
+ storage = doc.createElement('Storage')
+ config.appendChild(storage)
+ controllerip0 = doc.createElement('ControllerIP0')
+ controllerip0_text = doc.createTextNode('10.10.10.1')
+ controllerip0.appendChild(controllerip0_text)
+ storage.appendChild(controllerip0)
+ controllerip1 = doc.createElement('ControllerIP1')
+ controllerip1_text = doc.createTextNode('10.10.10.2')
+ controllerip1.appendChild(controllerip1_text)
+ storage.appendChild(controllerip1)
+ username = doc.createElement('UserName')
+ username_text = doc.createTextNode('admin')
+ username.appendChild(username_text)
+ storage.appendChild(username)
+ userpassword = doc.createElement('UserPassword')
+ userpassword_text = doc.createTextNode('Admin@storage')
+ userpassword.appendChild(userpassword_text)
+ storage.appendChild(userpassword)
+ url = doc.createElement('RestURL')
+ url_text = doc.createTextNode('http://100.115.10.69:8082/'
+ 'deviceManager/rest/')
+ url.appendChild(url_text)
+ storage.appendChild(url)
+
+ lun = doc.createElement('LUN')
+ config.appendChild(lun)
+ storagepool = doc.createElement('StoragePool')
+ pool_text = doc.createTextNode('OpenStack_Pool')
+ storagepool.appendChild(pool_text)
+ lun.appendChild(storagepool)
+
+ timeout = doc.createElement('Timeout')
+ timeout_text = doc.createTextNode('43200')
+ timeout.appendChild(timeout_text)
+ lun.appendChild(timeout)
+
+ lun_ready_wait_interval = doc.createElement('LUNReadyWaitInterval')
+ lun_ready_wait_interval_text = doc.createTextNode('2')
+ lun_ready_wait_interval.appendChild(lun_ready_wait_interval_text)
+ lun.appendChild(lun_ready_wait_interval)
+
+ prefetch = doc.createElement('Prefetch')
+ prefetch.setAttribute('Type', '0')
+ prefetch.setAttribute('Value', '0')
+ lun.appendChild(prefetch)
+
+ iscsi = doc.createElement('iSCSI')
+ config.appendChild(iscsi)
+ defaulttargetip = doc.createElement('DefaultTargetIP')
+ defaulttargetip_text = doc.createTextNode('100.115.10.68')
+ defaulttargetip.appendChild(defaulttargetip_text)
+ iscsi.appendChild(defaulttargetip)
+ initiator = doc.createElement('Initiator')
+ initiator.setAttribute('Name', 'iqn.1993-08.debian:01:ec2bff7ac3a3')
+ initiator.setAttribute('TargetIP', '192.168.100.2')
+ iscsi.appendChild(initiator)
+
+ fakefile = open(self.fake_conf_file, 'w')
+ fakefile.write(doc.toprettyxml(indent=''))
+ fakefile.close()
+
+
+class Huawei18000FCDriverTestCase(test.TestCase):
+
+ def setUp(self):
+ super(Huawei18000FCDriverTestCase, self).setUp()
+ self.tmp_dir = tempfile.mkdtemp()
+ self.fake_conf_file = self.tmp_dir + '/cinder_huawei_conf.xml'
+ self.addCleanup(shutil.rmtree, self.tmp_dir)
+ self.create_fake_conf_file()
+ self.addCleanup(os.remove, self.fake_conf_file)
+ self.configuration = mock.Mock(spec=conf.Configuration)
+ self.configuration.cinder_huawei_conf_file = self.fake_conf_file
+ self.stubs.Set(time, 'sleep', Fake_sleep)
+ driver = Fake18000FCStorage(configuration=self.configuration)
+ self.driver = driver
+ self.driver.do_setup()
+ self.driver.common.test_normal = True
+
+ def testloginSuccess(self):
+ deviceid = self.driver.common.login()
+ self.assertEqual(deviceid, '210235G7J20000000000')
+
+ def testcreatevolumesuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_volume(test_volume)
+ self.assertEqual(lun_info['provider_location'], '1')
+ self.assertEqual(lun_info['lun_info']['NAME'],
+ '5mFHcBv4RkCcD+JyrWc0SA')
+
+ def testcreatesnapshotsuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_snapshot(test_volume)
+ self.assertEqual(lun_info['provider_location'], 11)
+ self.assertEqual(lun_info['lun_info']['NAME'], 'YheUoRwbSX2BxN7')
+
+ def testdeletevolumesuccess(self):
+ self.driver.common.login()
+ self.driver.common.delete_flag = False
+ self.driver.delete_volume(test_volume)
+ self.assertTrue(self.driver.common.delete_flag)
+
+ def testdeletesnapshotsuccess(self):
+ self.driver.common.login()
+ self.driver.common.delete_flag = False
+ self.driver.delete_snapshot(test_snap)
+ self.assertTrue(self.driver.common.delete_flag)
+
+ def testcolonevolumesuccess(self):
+ self.driver.common.login()
+ lun_info = self.driver.create_cloned_volume(test_volume,
+ test_volume)
+ self.assertEqual(lun_info['provider_location'], '1')
+ self.assertEqual(lun_info['lun_info']['NAME'],
+ '5mFHcBv4RkCcD+JyrWc0SA')
+
+ def testcreateolumefromsnapsuccess(self):
+ self.driver.common.login()
+ volumeid = self.driver.create_volume_from_snapshot(test_volume,
+ test_volume)
+ self.assertEqual(volumeid['provider_location'], '1')
+
+ def testinitializeconnectionsuccess(self):
+ self.driver.common.login()
+ properties = self.driver.initialize_connection(test_volume,
+ FakeConnector)
+ self.assertEqual(properties['data']['target_lun'], 1)
+
+ def testterminateconnectionsuccess(self):
+ self.driver.common.login()
+ self.driver.common.terminateFlag = False
+ self.driver.terminate_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.terminateFlag)
+
+ def testinitializeconnectionnoviewsuccess(self):
+ self.driver.common.login()
+ self.driver.common.other_flag = False
+ self.driver.common.connect_flag = False
+ self.driver.initialize_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.connect_flag)
+
+ def testterminateconnectionoviewnsuccess(self):
+ self.driver.common.login()
+ self.driver.common.terminateFlag = False
+ self.driver.terminate_connection(test_volume, FakeConnector)
+ self.assertTrue(self.driver.common.terminateFlag)
+
+ def testgetvolumestatus(self):
+ self.driver.common.login()
+ data = self.driver.get_volume_stats()
+ self.assertEqual(data['driver_version'], '1.1.0')
+
+ def testloginfail(self):
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.common.login)
+
+ def testcreatesnapshotfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.create_snapshot, test_volume)
+
+ def testcreatevolumefail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.create_volume, test_volume)
+
+ def testdeletevolumefail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.delete_volume, test_volume)
+
+ def testdeletesnapshotfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.delete_snapshot, test_volume)
+
+ def testinitializeconnectionfail(self):
+ self.driver.common.login()
+ self.driver.common.test_normal = False
+ self.assertRaises(exception.CinderException,
+ self.driver.initialize_connection,
+ test_volume, FakeConnector)
+
+ def testgetdefaulttimeout(self):
+ result = self.driver.common._get_default_timeout()
+ self.assertEqual('43200', result)
+
+ def testgetwaitinterval(self):
+ result = self.driver.common._get_wait_interval('LUNReadyWaitInterval')
+ self.assertEqual('2', result)
+
+ def test_lun_is_associated_to_lungroup(self):
+ self.driver.common.login()
+ self.driver.common._associate_lun_to_lungroup('11', '11')
+ result = self.driver.common._is_lun_associated_to_lungroup('11', '11')
+ self.assertTrue(result)
+
+ def test_lun_is_not_associated_to_lun_group(self):
+ self.driver.common.login()
+ self.driver.common._associate_lun_to_lungroup('12', '12')
+ self.driver.common.associate_flag = True
+ result = self.driver.common._is_lun_associated_to_lungroup('12', '12')
+ self.assertTrue(result)
+ self.driver.common._remove_lun_from_lungroup('12', '12')
+ self.driver.common.associate_flag = False
+ result = self.driver.common._is_lun_associated_to_lungroup('12', '12')
+ self.assertFalse(result)
+
+ def create_fake_conf_file(self):
+ """Create a fake Config file
+
+ Huawei storage customize a XML configuration file, the configuration
+ file is used to set the Huawei storage custom parameters, therefore,
+ in the UT test we need to simulate such a configuration file
+ """
+ doc = minidom.Document()
+
+ config = doc.createElement('config')
+ doc.appendChild(config)
+
+ storage = doc.createElement('Storage')
+ config.appendChild(storage)
+ controllerip0 = doc.createElement('ControllerIP0')
+ controllerip0_text = doc.createTextNode('10.10.10.1')
+ controllerip0.appendChild(controllerip0_text)
+ storage.appendChild(controllerip0)
+ controllerip1 = doc.createElement('ControllerIP1')
+ controllerip1_text = doc.createTextNode('10.10.10.2')
+ controllerip1.appendChild(controllerip1_text)
+ storage.appendChild(controllerip1)
+ username = doc.createElement('UserName')
+ username_text = doc.createTextNode('admin')
+ username.appendChild(username_text)
+ storage.appendChild(username)
+ userpassword = doc.createElement('UserPassword')
+ userpassword_text = doc.createTextNode('Admin@storage')
+ userpassword.appendChild(userpassword_text)
+ storage.appendChild(userpassword)
+ url = doc.createElement('RestURL')
+ url_text = doc.createTextNode('http://100.115.10.69:8082/'
+ 'deviceManager/rest/')
+ url.appendChild(url_text)
+ storage.appendChild(url)
+
+ lun = doc.createElement('LUN')
+ config.appendChild(lun)
+ storagepool = doc.createElement('StoragePool')
+ pool_text = doc.createTextNode('OpenStack_Pool')
+ storagepool.appendChild(pool_text)
+ lun.appendChild(storagepool)
+
+ timeout = doc.createElement('Timeout')
+ timeout_text = doc.createTextNode('43200')
+ timeout.appendChild(timeout_text)
+ lun.appendChild(timeout)
+
+ lun_ready_wait_interval = doc.createElement('LUNReadyWaitInterval')
+ lun_ready_wait_interval_text = doc.createTextNode('2')
+ lun_ready_wait_interval.appendChild(lun_ready_wait_interval_text)
+ lun.appendChild(lun_ready_wait_interval)
+
+ prefetch = doc.createElement('Prefetch')
+ prefetch.setAttribute('Type', '0')
+ prefetch.setAttribute('Value', '0')
+ lun.appendChild(prefetch)
+
+ iscsi = doc.createElement('iSCSI')
+ config.appendChild(iscsi)
+ defaulttargetip = doc.createElement('DefaultTargetIP')
+ defaulttargetip_text = doc.createTextNode('100.115.10.68')
+ defaulttargetip.appendChild(defaulttargetip_text)
+ iscsi.appendChild(defaulttargetip)
+ initiator = doc.createElement('Initiator')
+ initiator.setAttribute('Name', 'iqn.1993-08.debian:01:ec2bff7ac3a3')
+ initiator.setAttribute('TargetIP', '192.168.100.2')
+ iscsi.appendChild(initiator)
+
+ fakefile = open(self.fake_conf_file, 'w')
+ fakefile.write(doc.toprettyxml(indent=''))
+ fakefile.close()
diff --git a/cinder/tests/test_huawei_drivers_compatibility.py b/cinder/tests/test_huawei_drivers_compatibility.py
new file mode 100644
index 000000000..98d6b308e
--- /dev/null
+++ b/cinder/tests/test_huawei_drivers_compatibility.py
@@ -0,0 +1,64 @@
+# Copyright 2012 OpenStack Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+
+from oslo_config import cfg
+from oslo_utils import importutils
+
+from cinder import context
+from cinder import test
+
+
+CONF = cfg.CONF
+HUAWEI_ISCSI_MODULE = ("cinder.volume.drivers.huawei.huawei_18000."
+ "Huawei18000ISCSIDriver")
+HUAWEI_FC_MODULE = ("cinder.volume.drivers.huawei.huawei_18000."
+ "Huawei18000FCDriver")
+
+
+class VolumeDriverCompatibility(test.TestCase):
+ """Test backwards compatibility for volume drivers."""
+
+ def fake_update_cluster_status(self):
+ return
+
+ def setUp(self):
+ super(VolumeDriverCompatibility, self).setUp()
+ self.manager = importutils.import_object(CONF.volume_manager)
+ self.context = context.get_admin_context()
+
+ def _load_driver(self, driver):
+ self.manager.__init__(volume_driver=driver)
+
+ def _driver_module_name(self):
+ return "%s.%s" % (self.manager.driver.__class__.__module__,
+ self.manager.driver.__class__.__name__)
+
+ def test_huawei_driver_iscsi_old(self):
+ self._load_driver(
+ 'cinder.volume.drivers.huawei.huawei_hvs.HuaweiHVSISCSIDriver')
+ self.assertEqual(self._driver_module_name(), HUAWEI_ISCSI_MODULE)
+
+ def test_huawei_driver_iscsi_new(self):
+ self._load_driver(HUAWEI_ISCSI_MODULE)
+ self.assertEqual(self._driver_module_name(), HUAWEI_ISCSI_MODULE)
+
+ def test_huawei_driver_fc_old(self):
+ self._load_driver(
+ 'cinder.volume.drivers.huawei.huawei_hvs.HuaweiHVSFCDriver')
+ self.assertEqual(self._driver_module_name(), HUAWEI_FC_MODULE)
+
+ def test_huawei_driver_fc_new(self):
+ self._load_driver(HUAWEI_FC_MODULE)
+ self.assertEqual(self._driver_module_name(), HUAWEI_FC_MODULE)
diff --git a/cinder/volume/drivers/huawei/__init__.py b/cinder/volume/drivers/huawei/__init__.py
new file mode 100644
index 000000000..b5a7c76c2
--- /dev/null
+++ b/cinder/volume/drivers/huawei/__init__.py
@@ -0,0 +1,108 @@
+# Copyright (c) 2013 - 2014 Huawei Technologies Co., Ltd.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+"""
+Provide a unified driver class for users.
+
+The product type and the protocol should be specified in config file before.
+"""
+
+from oslo_config import cfg
+from oslo_log import log as logging
+import six
+
+from cinder import exception
+from cinder.i18n import _, _LI, _LW
+from cinder.volume.drivers.huawei import huawei_18000
+from cinder.volume.drivers.huawei import huawei_utils
+
+
+LOG = logging.getLogger(__name__)
+
+huawei_opt = [
+ cfg.StrOpt('cinder_huawei_conf_file',
+ default='/etc/cinder/cinder_huawei_conf.xml',
+ help='The configuration file for the Cinder Huawei '
+ 'driver')]
+
+CONF = cfg.CONF
+CONF.register_opts(huawei_opt)
+MAPPING = {'HVS': '18000'}
+
+
+class HuaweiVolumeDriver(object):
+ """Define an unified driver for Huawei drivers."""
+
+ def __init__(self, *args, **kwargs):
+ super(HuaweiVolumeDriver, self).__init__()
+ self._product = {'18000': huawei_18000, 'HVS': huawei_18000}
+ self._protocol = {'iSCSI': 'ISCSIDriver', 'FC': 'FCDriver'}
+
+ self.driver = self._instantiate_driver(*args, **kwargs)
+
+ def _instantiate_driver(self, *args, **kwargs):
+ """Instantiate the specified driver."""
+ self.configuration = kwargs.get('configuration', None)
+ if not self.configuration:
+ msg = (_('_instantiate_driver: configuration not found.'))
+ raise exception.InvalidInput(reason=msg)
+
+ self.configuration.append_config_values(huawei_opt)
+ conf_file = self.configuration.cinder_huawei_conf_file
+ (product, protocol) = self._get_conf_info(conf_file)
+
+ LOG.info(_LI(
+ '_instantiate_driver: Loading %(protocol)s driver for '
+ 'Huawei OceanStor %(product)s series storage arrays.')
+ % {'protocol': protocol,
+ 'product': product})
+ # Map HVS to 18000
+ if product in MAPPING:
+ LOG.warn(_LW("Product name %s is deprecated, update your "
+ "configuration to the new product name."), product)
+ product = MAPPING[product]
+
+ driver_module = self._product[product]
+ driver_class = 'Huawei' + product + self._protocol[protocol]
+
+ driver_class = getattr(driver_module, driver_class)
+ return driver_class(*args, **kwargs)
+
+ def _get_conf_info(self, filename):
+ """Get product type and connection protocol from config file."""
+ root = huawei_utils.parse_xml_file(filename)
+ product = root.findtext('Storage/Product').strip()
+ protocol = root.findtext('Storage/Protocol').strip()
+ if (product in self._product.keys() and
+ protocol in self._protocol.keys()):
+ return (product, protocol)
+ else:
+ msg = (_('"Product" or "Protocol" is illegal. "Product" should be '
+ 'set to 18000. "Protocol" should be set to either iSCSI '
+ 'or FC. Product: %(product)s Protocol: %(protocol)s')
+ % {'product': six.text_type(product),
+ 'protocol': six.text_type(protocol)})
+ raise exception.InvalidInput(reason=msg)
+
+ def __setattr__(self, name, value):
+ """Set the attribute."""
+ if getattr(self, 'driver', None):
+ self.driver.__setattr__(name, value)
+ return
+ object.__setattr__(self, name, value)
+
+ def __getattr__(self, name):
+ """"Get the attribute."""
+ drver = object.__getattribute__(self, 'driver')
+ return getattr(drver, name)
diff --git a/cinder/volume/drivers/huawei/huawei_18000.py b/cinder/volume/drivers/huawei/huawei_18000.py
new file mode 100644
index 000000000..c306fecb2
--- /dev/null
+++ b/cinder/volume/drivers/huawei/huawei_18000.py
@@ -0,0 +1,199 @@
+# Copyright (c) 2013 - 2014 Huawei Technologies Co., Ltd.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+"""
+Volume Drivers for Huawei OceanStor 18000 storage arrays.
+"""
+
+from cinder.volume import driver
+from cinder.volume.drivers.huawei import rest_common
+from cinder.zonemanager import utils as fczm_utils
+
+
+class Huawei18000ISCSIDriver(driver.ISCSIDriver):
+ """ISCSI driver for Huawei OceanStor 18000 storage arrays.
+
+ Version history:
+ 1.0.0 - Initial driver
+ 1.1.0 - Provide Huawei OceanStor 18000 storage volume driver.
+ """
+
+ VERSION = "1.1.0"
+
+ def __init__(self, *args, **kwargs):
+ super(Huawei18000ISCSIDriver, self).__init__(*args, **kwargs)
+
+ def do_setup(self, context):
+ """Instantiate common class and log in storage system."""
+ self.common = rest_common.RestCommon(configuration=self.configuration)
+ return self.common.login()
+
+ def check_for_setup_error(self):
+ """Check configuration file."""
+ return self.common._check_conf_file()
+
+ def create_volume(self, volume):
+ """Create a volume."""
+ lun_info = self.common.create_volume(volume)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def create_volume_from_snapshot(self, volume, snapshot):
+ """Create a volume from a snapshot."""
+ lun_info = self.common.create_volume_from_snapshot(volume, snapshot)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def create_cloned_volume(self, volume, src_vref):
+ """Create a clone of the specified volume."""
+ lun_info = self.common.create_cloned_volume(volume, src_vref)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def extend_volume(self, volume, new_size):
+ """Extend a volume."""
+ return self.common.extend_volume(volume, new_size)
+
+ def delete_volume(self, volume):
+ """Delete a volume."""
+ return self.common.delete_volume(volume)
+
+ def create_snapshot(self, snapshot):
+ """Create a snapshot."""
+ lun_info = self.common.create_snapshot(snapshot)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def delete_snapshot(self, snapshot):
+ """Delete a snapshot."""
+ return self.common.delete_snapshot(snapshot)
+
+ def get_volume_stats(self, refresh=False):
+ """Get volume stats."""
+ data = self.common.update_volume_stats()
+ backend_name = self.configuration.safe_get('volume_backend_name')
+ data['volume_backend_name'] = backend_name or self.__class__.__name__
+ data['storage_protocol'] = 'iSCSI'
+ data['driver_version'] = self.VERSION
+ return data
+
+ def initialize_connection(self, volume, connector):
+ """Map a volume to a host."""
+ return self.common.initialize_connection_iscsi(volume, connector)
+
+ def terminate_connection(self, volume, connector, **kwargs):
+ """Terminate the map."""
+ self.common.terminate_connection_iscsi(volume, connector)
+
+ def create_export(self, context, volume):
+ """Export the volume."""
+ pass
+
+ def ensure_export(self, context, volume):
+ """Synchronously recreate an export for a volume."""
+ pass
+
+ def remove_export(self, context, volume):
+ """Remove an export for a volume."""
+ pass
+
+
+class Huawei18000FCDriver(driver.FibreChannelDriver):
+ """FC driver for Huawei OceanStor 18000 storage arrays.
+
+ Version history:
+ 1.0.0 - Initial driver
+ 1.1.0 - Provide Huawei OceanStor 18000 storage volume driver.
+ """
+
+ VERSION = "1.1.0"
+
+ def __init__(self, *args, **kwargs):
+ super(Huawei18000FCDriver, self).__init__(*args, **kwargs)
+
+ def do_setup(self, context):
+ """Instantiate common class and log in storage system."""
+ self.common = rest_common.RestCommon(configuration=self.configuration)
+ return self.common.login()
+
+ def check_for_setup_error(self):
+ """Check configuration file."""
+ return self.common._check_conf_file()
+
+ def create_volume(self, volume):
+ """Create a volume."""
+ lun_info = self.common.create_volume(volume)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def create_volume_from_snapshot(self, volume, snapshot):
+ """Create a volume from a snapshot."""
+ lun_info = self.common.create_volume_from_snapshot(volume, snapshot)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def create_cloned_volume(self, volume, src_vref):
+ """Create a clone of the specified volume."""
+ lun_info = self.common.create_cloned_volume(volume, src_vref)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def extend_volume(self, volume, new_size):
+ """Extend a volume."""
+ return self.common.extend_volume(volume, new_size)
+
+ def delete_volume(self, volume):
+ """Delete a volume."""
+ return self.common.delete_volume(volume)
+
+ def create_snapshot(self, snapshot):
+ """Create a snapshot."""
+ lun_info = self.common.create_snapshot(snapshot)
+ return {'provider_location': lun_info['ID'],
+ 'lun_info': lun_info}
+
+ def delete_snapshot(self, snapshot):
+ """Delete a snapshot."""
+ return self.common.delete_snapshot(snapshot)
+
+ def get_volume_stats(self, refresh=False):
+ """Get volume stats."""
+ data = self.common.update_volume_stats()
+ backend_name = self.configuration.safe_get('volume_backend_name')
+ data['volume_backend_name'] = backend_name or self.__class__.__name__
+ data['storage_protocol'] = 'FC'
+ data['driver_version'] = self.VERSION
+ return data
+
+ @fczm_utils.AddFCZone
+ def initialize_connection(self, volume, connector):
+ """Map a volume to a host."""
+ return self.common.initialize_connection_fc(volume, connector)
+
+ @fczm_utils.RemoveFCZone
+ def terminate_connection(self, volume, connector, **kwargs):
+ """Terminate the map."""
+ return self.common.terminate_connection_fc(volume, connector)
+
+ def create_export(self, context, volume):
+ """Export the volume."""
+ pass
+
+ def ensure_export(self, context, volume):
+ """Synchronously recreate an export for a volume."""
+ pass
+
+ def remove_export(self, context, volume):
+ """Remove an export for a volume."""
+ pass
diff --git a/cinder/volume/drivers/huawei/huawei_utils.py b/cinder/volume/drivers/huawei/huawei_utils.py
new file mode 100644
index 000000000..bec102051
--- /dev/null
+++ b/cinder/volume/drivers/huawei/huawei_utils.py
@@ -0,0 +1,133 @@
+# Copyright (c) 2013 Huawei Technologies Co., Ltd.
+# Copyright (c) 2012 OpenStack LLC.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from xml.etree import ElementTree as ET
+
+from oslo_log import log as logging
+
+from cinder.i18n import _LE
+
+LOG = logging.getLogger(__name__)
+
+os_type = {'Linux': '0',
+ 'Windows': '1',
+ 'Solaris': '2',
+ 'HP-UX': '3',
+ 'AIX': '4',
+ 'XenServer': '5',
+ 'Mac OS X': '6',
+ 'VMware ESX': '7'}
+
+
+def parse_xml_file(filepath):
+ """Get root of xml file."""
+ try:
+ tree = ET.parse(filepath)
+ root = tree.getroot()
+ return root
+ except IOError as err:
+ LOG.error(_LE('parse_xml_file: %s') % err)
+ raise err
+
+
+def get_xml_item(xml_root, item):
+ """Get the given item details.
+
+ :param xml_root: The root of xml tree
+ :param item: The tag need to get
+ :return: A dict contains all the config info of the given item.
+ """
+ items_list = []
+ items = xml_root.findall(item)
+ for item in items:
+ tmp_dict = {'text': None, 'attrib': {}}
+ if item.text:
+ tmp_dict['text'] = item.text.strip()
+ for key, val in item.attrib.items():
+ if val:
+ item.attrib[key] = val.strip()
+ tmp_dict['attrib'] = item.attrib
+ items_list.append(tmp_dict)
+ return items_list
+
+
+def is_xml_item_exist(xml_root, item, attrib_key=None):
+ """Check if the given item exits in xml config file.
+
+ :param xml_root: The root of xml tree
+ :param item: The xml tag to check
+ :param attrib_key: The xml attrib to check
+ :return: True of False
+ """
+ items_list = get_xml_item(xml_root, item)
+ if attrib_key:
+ for tmp_dict in items_list:
+ if tmp_dict['attrib'].get(attrib_key, None):
+ return True
+ else:
+ if items_list and items_list[0]['text']:
+ return True
+ return False
+
+
+def is_xml_item_valid(xml_root, item, valid_list, attrib_key=None):
+ """Check if the given item is valid in xml config file.
+
+ :param xml_root: The root of xml tree
+ :param item: The xml tag to check
+ :param valid_list: The valid item value
+ :param attrib_key: The xml attrib to check
+ :return: True of False
+ """
+ items_list = get_xml_item(xml_root, item)
+ if attrib_key:
+ for tmp_dict in items_list:
+ value = tmp_dict['attrib'].get(attrib_key, None)
+ if value not in valid_list:
+ return False
+ else:
+ value = items_list[0]['text']
+ if value not in valid_list:
+ return False
+
+ return True
+
+
+def get_conf_host_os_type(host_ip, config):
+ """Get host OS type from xml config file.
+
+ :param host_ip: The IP of Nova host
+ :param config: xml config file
+ :return: host OS type
+ """
+ os_conf = {}
+ root = parse_xml_file(config)
+ hosts_list = get_xml_item(root, 'Host')
+ for host in hosts_list:
+ os = host['attrib']['OSType'].strip()
+ ips = [ip.strip() for ip in host['attrib']['HostIP'].split(',')]
+ os_conf[os] = ips
+ host_os = None
+ for k, v in os_conf.items():
+ if host_ip in v:
+ host_os = os_type.get(k, None)
+ if not host_os:
+ host_os = os_type['Linux'] # default os type
+
+ LOG.debug('_get_host_os_type: Host %(ip)s OS type is %(os)s.'
+ % {'ip': host_ip, 'os': host_os})
+
+ return host_os
diff --git a/cinder/volume/drivers/huawei/rest_common.py b/cinder/volume/drivers/huawei/rest_common.py
new file mode 100644
index 000000000..1530b9f13
--- /dev/null
+++ b/cinder/volume/drivers/huawei/rest_common.py
@@ -0,0 +1,1758 @@
+# Copyright (c) 2013 - 2014 Huawei Technologies Co., Ltd.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+"""Common class for Huawei 18000 storage drivers."""
+
+import base64
+import cookielib
+import json
+import time
+import urllib2
+import uuid
+from xml.etree import ElementTree as ET
+
+from oslo_log import log as logging
+from oslo_utils import excutils
+from oslo_utils import units
+import six
+
+from cinder import context
+from cinder import exception
+from cinder.i18n import _, _LE, _LI, _LW
+from cinder.openstack.common import loopingcall
+from cinder import utils
+from cinder.volume import qos_specs
+from cinder.volume import volume_types
+
+LOG = logging.getLogger(__name__)
+
+DEFAULT_WAIT_TIMEOUT = 3600 * 24 * 30
+DEFAULT_WAIT_INTERVAL = 5
+
+HOSTGROUP_PREFIX = 'OpenStack_HostGroup_'
+LUNGROUP_PREFIX = 'OpenStack_LunGroup_'
+MAPPING_VIEW_PREFIX = 'OpenStack_Mapping_View_'
+QOS_NAME_PREFIX = 'OpenStack_'
+huawei_valid_keys = ['maxIOPS', 'minIOPS', 'minBandWidth',
+ 'maxBandWidth', 'latency', 'IOType']
+
+
+class RestCommon(object):
+ """Common class for Huawei OceanStor 18000 storage system."""
+
+ def __init__(self, configuration):
+ self.configuration = configuration
+ self.cookie = cookielib.CookieJar()
+ self.url = None
+ self.productversion = None
+ self.headers = {"Connection": "keep-alive",
+ "Content-Type": "application/json"}
+
+ def call(self, url=False, data=None, method=None):
+ """Send requests to 18000 server.
+ Send HTTPS call, get response in JSON.
+ Convert response into Python Object and return it.
+ """
+
+ opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(self.cookie))
+ urllib2.install_opener(opener)
+
+ try:
+ urllib2.socket.setdefaulttimeout(720)
+ req = urllib2.Request(url, data, self.headers)
+ if method:
+ req.get_method = lambda: method
+ res = urllib2.urlopen(req).read().decode("utf-8")
+
+ if "xx/sessions" not in url:
+ LOG.info(_LI('\n\n\n\nRequest URL: %(url)s\n\n'
+ 'Call Method: %(method)s\n\n'
+ 'Request Data: %(data)s\n\n'
+ 'Response Data:%(res)s\n\n'), {'url': url,
+ 'method': method,
+ 'data': data,
+ 'res': res})
+
+ except Exception as err:
+ LOG.error(_LE('\nBad response from server: %s.') % err)
+ raise
+
+ try:
+ res_json = json.loads(res)
+ except Exception as err:
+ err_msg = (_LE('JSON transfer error: %s.') % err)
+ LOG.error(err_msg)
+ raise
+
+ return res_json
+
+ def login(self):
+ """Log in 18000 array."""
+
+ login_info = self._get_login_info()
+ url = login_info['RestURL'] + "xx/sessions"
+ data = json.dumps({"username": login_info['UserName'],
+ "password": login_info['UserPassword'],
+ "scope": "0"})
+ result = self.call(url, data)
+ if (result['error']['code'] != 0) or ("data" not in result):
+ msg = (_("Login error, reason is: %s.") % result)
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ deviceid = result['data']['deviceid']
+ self.url = login_info['RestURL'] + deviceid
+ self.headers['iBaseToken'] = result['data']['iBaseToken']
+ return deviceid
+
+ def _init_lun_parameters(self, name, parameters):
+ """Init basic LUN parameters."""
+ lunparam = {"TYPE": "11",
+ "NAME": name,
+ "PARENTTYPE": "216",
+ "PARENTID": parameters['pool_id'],
+ "DESCRIPTION": parameters['volume_description'],
+ "ALLOCTYPE": parameters['LUNType'],
+ "CAPACITY": parameters['volume_size'],
+ "WRITEPOLICY": parameters['WriteType'],
+ "MIRRORPOLICY": parameters['MirrorSwitch'],
+ "PREFETCHPOLICY": parameters['PrefetchType'],
+ "PREFETCHVALUE": parameters['PrefetchValue']}
+
+ return lunparam
+
+ def _assert_rest_result(self, result, err_str):
+ error_code = result['error']['code']
+ if error_code != 0:
+ msg = (_('%(err)s\nresult: %(res)s.') % {'err': err_str,
+ 'res': result})
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ def _assert_data_in_result(self, result, msg):
+ if "data" not in result:
+ err_msg = (_('%s "data" was not in result.') % msg)
+ LOG.error(err_msg)
+ raise exception.CinderException(err_msg)
+
+ def _create_volume(self, lun_param):
+ url = self.url + "/lun"
+ data = json.dumps(lun_param)
+ result = self.call(url, data)
+
+ msg = 'Create volume error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']
+
+ @utils.synchronized('huawei', external=True)
+ def create_volume(self, volume):
+
+ poolinfo = self._find_pool_info()
+ volume_name = self._encode_name(volume['id'])
+ volume_description = volume['name']
+ volume_size = self._get_volume_size(volume)
+
+ LOG.info(_LI(
+ 'Create Volume: %(volume)s Size: %(size)s.')
+ % {'volume': volume_name,
+ 'size': volume_size})
+
+ params = self._get_lun_conf_params()
+ params['pool_id'] = poolinfo['ID']
+ params['volume_size'] = volume_size
+ params['volume_description'] = volume_description
+
+ # Prepare lun parameters.
+ lun_param = self._init_lun_parameters(volume_name, params)
+
+ # Create LUN on the array.
+ lun_info = self._create_volume(lun_param)
+ lunid = lun_info['ID']
+
+ type_id = volume.get('volume_type_id', None)
+ policy_id = None
+
+ if type_id is not None:
+ volume_type = self._get_volume_type(type_id)
+ qos = self._get_qos_by_volume_type(volume_type)
+
+ if qos is None:
+ msg = (_('Find QoS configuration error!'))
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ try:
+ # Check QoS priority. if high, change lun priority to high.
+ if self._check_qos_high_priority(qos) is True:
+ self._change_lun_priority(lunid)
+
+ # Create QoS policy and active.
+ policy_id = self._create_qos_policy(qos, lunid)
+ self._active_deactive_qos(policy_id, True)
+ except Exception:
+ with excutils.save_and_reraise_exception():
+ if policy_id is not None:
+ self._delete_qos_policy(policy_id)
+
+ self._delete_lun(lunid)
+
+ return lun_info
+
+ def _get_volume_size(self, volume):
+ """Calculate the volume size.
+
+ We should divide the given volume size by 512 for the 18000 system
+ calculates volume size with sectors, which is 512 bytes.
+ """
+
+ volume_size = units.Gi / 512 # 1G
+ if int(volume['size']) != 0:
+ volume_size = int(volume['size']) * units.Gi / 512
+
+ return volume_size
+
+ @utils.synchronized('huawei', external=True)
+ def delete_volume(self, volume):
+ """Delete a volume.
+
+ Three steps: first, remove associate from lungroup.
+ Second, remove associate from QoS policy. Third, remove the lun.
+ """
+
+ name = self._encode_name(volume['id'])
+ lun_id = volume.get('provider_location', None)
+ LOG.info(_LI('Delete Volume: %(name)s array lun id: %(lun_id)s.')
+ % {'name': name, 'lun_id': lun_id})
+ if lun_id:
+ if self._check_lun_exist(lun_id) is True:
+ # Get qos_id by lun_id.
+ qos_id = self._get_qosid_by_lunid(lun_id)
+
+ if qos_id != "":
+ qos_info = self._get_qos_info(qos_id)
+ qos_status = qos_info['RUNNINGSTATUS']
+ # 2: Active status.
+ if qos_status == '2':
+ self._active_deactive_qos(qos_id, False)
+
+ self._delete_qos_policy(qos_id)
+ self._delete_lun(lun_id)
+ else:
+ LOG.warning(_LW("Can't find lun or lungroup on the array."))
+
+ def _check_lun_exist(self, lun_id):
+ url = self.url + "/lun/" + lun_id
+ data = json.dumps({"TYPE": "11",
+ "ID": lun_id})
+ result = self.call(url, data, "GET")
+ error_code = result['error']['code']
+ if error_code != 0:
+ return False
+
+ return True
+
+ def _delete_lun(self, lun_id):
+ url = self.url + "/lun/" + lun_id
+ data = json.dumps({"TYPE": "11",
+ "ID": lun_id})
+ result = self.call(url, data, "DELETE")
+ self._assert_rest_result(result, 'Delete lun error.')
+
+ def _read_xml(self):
+ """Open xml file and parse the content."""
+ filename = self.configuration.cinder_huawei_conf_file
+ try:
+ tree = ET.parse(filename)
+ root = tree.getroot()
+ except Exception as err:
+ LOG.error(_LE('_read_xml: %s') % err)
+ raise
+ return root
+
+ def _encode_name(self, name):
+ uuid_str = name.replace("-", "")
+ vol_uuid = uuid.UUID('urn:uuid:%s' % uuid_str)
+ vol_encoded = base64.urlsafe_b64encode(vol_uuid.bytes)
+ newuuid = vol_encoded.replace("=", "")
+ return newuuid
+
+ def _find_pool_info(self):
+ root = self._read_xml()
+ pool_name = root.findtext('LUN/StoragePool')
+ if not pool_name:
+ err_msg = (_("Invalid resource pool: %s.") % pool_name)
+ LOG.error(err_msg)
+ raise exception.InvalidInput(err_msg)
+
+ url = self.url + "/storagepool"
+ result = self.call(url, None)
+ self._assert_rest_result(result, 'Query resource pool error.')
+
+ poolinfo = {}
+ if "data" in result:
+ for item in result['data']:
+ if pool_name.strip() == item['NAME']:
+ poolinfo['ID'] = item['ID']
+ poolinfo['CAPACITY'] = item['USERFREECAPACITY']
+ poolinfo['TOTALCAPACITY'] = item['USERTOTALCAPACITY']
+ break
+
+ if not poolinfo:
+ msg = (_('Get pool info error, pool name is: %s.') % pool_name)
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ return poolinfo
+
+ def _get_volume_by_name(self, name):
+ url = self.url + "/lun?range=[0-65535]"
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Get volume by name error!')
+
+ volume_id = None
+ if "data" in result:
+ for item in result['data']:
+ if name == item['NAME']:
+ volume_id = item['ID']
+ break
+ return volume_id
+
+ def _active_snapshot(self, snapshot_id):
+ activeurl = self.url + "/snapshot/activate"
+ data = json.dumps({"SNAPSHOTLIST": [snapshot_id]})
+ result = self.call(activeurl, data)
+ self._assert_rest_result(result, 'Active snapshot error.')
+
+ def _create_snapshot(self, snapshot):
+ snapshot_name = self._encode_name(snapshot['id'])
+ snapshot_description = snapshot['id']
+ volume_name = self._encode_name(snapshot['volume_id'])
+
+ LOG.info(_LI(
+ '_create_snapshot:snapshot name: %(snapshot)s, '
+ 'volume name: %(volume)s.')
+ % {'snapshot': snapshot_name,
+ 'volume': volume_name})
+
+ lun_id = self._get_volume_by_name(volume_name)
+ if lun_id is None:
+ msg = (_("Can't find lun info on the array, "
+ "lun name is: %(name)s") % {'name': volume_name})
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ url = self.url + "/snapshot"
+ data = json.dumps({"TYPE": "27",
+ "NAME": snapshot_name,
+ "PARENTTYPE": "11",
+ "DESCRIPTION": snapshot_description,
+ "PARENTID": lun_id})
+ result = self.call(url, data)
+
+ msg = 'Create snapshot error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']
+
+ @utils.synchronized('huawei', external=True)
+ def create_snapshot(self, snapshot):
+ snapshot_info = self._create_snapshot(snapshot)
+ snapshot_id = snapshot_info['ID']
+ self._active_snapshot(snapshot_id)
+
+ return snapshot_info
+
+ def _check_snapshot_exist(self, snapshot_id):
+ url = self.url + "/snapshot/" + snapshot_id
+ data = json.dumps({"TYPE": "27",
+ "ID": snapshot_id})
+ result = self.call(url, data, "GET")
+ error_code = result['error']['code']
+ if error_code != 0:
+ return False
+
+ return True
+
+ def _stop_snapshot(self, snapshot_id):
+ url = self.url + "/snapshot/stop"
+ stopdata = json.dumps({"ID": snapshot_id})
+ result = self.call(url, stopdata, "PUT")
+ self._assert_rest_result(result, 'Stop snapshot error.')
+
+ def _delete_snapshot(self, snapshotid):
+ url = self.url + "/snapshot/%s" % snapshotid
+ data = json.dumps({"TYPE": "27", "ID": snapshotid})
+ result = self.call(url, data, "DELETE")
+ self._assert_rest_result(result, 'Delete snapshot error.')
+
+ @utils.synchronized('huawei', external=True)
+ def delete_snapshot(self, snapshot):
+ snapshot_name = self._encode_name(snapshot['id'])
+ volume_name = self._encode_name(snapshot['volume_id'])
+
+ LOG.info(_LI(
+ 'stop_snapshot:snapshot name: %(snapshot)s, '
+ 'volume name: %(volume)s.')
+ % {'snapshot': snapshot_name,
+ 'volume': volume_name})
+
+ snapshot_id = snapshot.get('provider_location', None)
+ if snapshot_id is None:
+ snapshot_id = self._get_snapshotid_by_name(snapshot_name)
+
+ if snapshot_id is not None:
+ if self._check_snapshot_exist(snapshot_id) is True:
+ self._stop_snapshot(snapshot_id)
+ self._delete_snapshot(snapshot_id)
+ else:
+ LOG.warning(_LW("Can't find snapshot on the array."))
+ else:
+ LOG.warning(_LW("Can't find snapshot on the array."))
+
+ def _get_snapshotid_by_name(self, name):
+ url = self.url + "/snapshot?range=[0-65535]"
+ data = json.dumps({"TYPE": "27"})
+ result = self.call(url, data, "GET")
+ self._assert_rest_result(result, 'Get snapshot id error.')
+
+ snapshot_id = None
+ if "data" in result:
+ for item in result['data']:
+ if name == item['NAME']:
+ snapshot_id = item['ID']
+ break
+
+ return snapshot_id
+
+ def _copy_volume(self, volume, copy_name, src_lun, tgt_lun):
+
+ luncopy_id = self._create_luncopy(copy_name,
+ src_lun, tgt_lun)
+ event_type = 'LUNcopyWaitInterval'
+ wait_interval = self._get_wait_interval(event_type)
+ wait_interval = int(wait_interval)
+ try:
+ self._start_luncopy(luncopy_id)
+
+ def _luncopy_complete():
+ luncopy_info = self._get_luncopy_info(luncopy_id)
+ if luncopy_info['status'] == '40':
+ # luncopy_info['status'] means for the running status of
+ # the luncopy. If luncopy_info['status'] is equal to '40',
+ # this luncopy is completely ready.
+ return True
+ elif luncopy_info['state'] != '1':
+ # luncopy_info['state'] means for the healthy status of the
+ # luncopy. If luncopy_info['state'] is not equal to '1',
+ # this means that an error occurred during the LUNcopy
+ # operation and we should abort it.
+ err_msg = (_(
+ 'An error occurred during the LUNcopy operation. '
+ 'LUNcopy name: %(luncopyname)s. '
+ 'LUNcopy status: %(luncopystatus)s. '
+ 'LUNcopy state: %(luncopystate)s.')
+ % {'luncopyname': luncopy_id,
+ 'luncopystatus': luncopy_info['status'],
+ 'luncopystate': luncopy_info['state']})
+ LOG.error(err_msg)
+ raise exception.VolumeBackendAPIException(data=err_msg)
+ self._wait_for_condition(_luncopy_complete, wait_interval)
+
+ except Exception:
+ with excutils.save_and_reraise_exception():
+ self._delete_luncopy(luncopy_id)
+ self.delete_volume(volume)
+
+ self._delete_luncopy(luncopy_id)
+
+ def _get_wait_interval(self, event_type):
+ """Get wait interval from huawei conf file."""
+ root = self._read_xml()
+ wait_interval = root.findtext('LUN/%s' % event_type)
+ if wait_interval:
+ return wait_interval
+ else:
+ LOG.info(_LI(
+ "Wait interval for %(event_type)s is not configured in huawei "
+ "conf file. Use default: %(default_wait_interval)d."),
+ {"event_type": event_type,
+ "default_wait_interval": DEFAULT_WAIT_INTERVAL})
+ return DEFAULT_WAIT_INTERVAL
+
+ def _get_default_timeout(self):
+ """Get timeout from huawei conf file."""
+ root = self._read_xml()
+ timeout = root.findtext('LUN/Timeout')
+ if timeout is None:
+ timeout = DEFAULT_WAIT_TIMEOUT
+ LOG.info(_LI(
+ "Timeout is not configured in huawei conf file. "
+ "Use default: %(default_timeout)d."),
+ {"default_timeout": timeout})
+
+ return timeout
+
+ def _wait_for_condition(self, func, interval, timeout=None):
+ start_time = time.time()
+ if timeout is None:
+ timeout = self._get_default_timeout()
+
+ def _inner():
+ try:
+ res = func()
+ except Exception as ex:
+ res = False
+ LOG.debug('_wait_for_condition: %(func_name)s '
+ 'failed for %(exception)s.',
+ {'func_name': func.__name__,
+ 'exception': ex})
+ if res:
+ raise loopingcall.LoopingCallDone()
+
+ if int(time.time()) - start_time > timeout:
+ msg = (_('_wait_for_condition: %s timed out.')
+ % func.__name__)
+ LOG.error(msg)
+ raise exception.VolumeBackendAPIException(data=msg)
+
+ timer = loopingcall.FixedIntervalLoopingCall(_inner)
+ timer.start(interval=interval).wait()
+
+ def create_volume_from_snapshot(self, volume, snapshot):
+ """Create a volume from a snapshot.
+
+ We use LUNcopy to copy a new volume from snapshot.
+ The time needed increases as volume size does.
+ """
+
+ snapshot_name = self._encode_name(snapshot['id'])
+
+ snapshot_id = snapshot.get('provider_location', None)
+ if snapshot_id is None:
+ snapshot_id = self._get_snapshotid_by_name(snapshot_name)
+ if snapshot_id is None:
+ err_msg = (_(
+ 'create_volume_from_snapshot: Snapshot %(name)s '
+ 'does not exist.')
+ % {'name': snapshot_name})
+ LOG.error(err_msg)
+ raise exception.VolumeBackendAPIException(data=err_msg)
+
+ lun_info = self.create_volume(volume)
+ tgt_lun_id = lun_info['ID']
+ luncopy_name = self._encode_name(volume['id'])
+
+ LOG.info(_LI(
+ 'create_volume_from_snapshot: src_lun_id: %(src_lun_id)s, '
+ 'tgt_lun_id: %(tgt_lun_id)s, copy_name: %(copy_name)s')
+ % {'src_lun_id': snapshot_id,
+ 'tgt_lun_id': tgt_lun_id,
+ 'copy_name': luncopy_name})
+
+ event_type = 'LUNReadyWaitInterval'
+ wait_interval = self._get_wait_interval(event_type)
+
+ def _volume_ready():
+ url = self.url + "/lun/" + tgt_lun_id
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Get volume by id failed!')
+
+ if "data" in result:
+ if (result['data']['HEALTHSTATUS'] == "1" and
+ result['data']['RUNNINGSTATUS'] == "27"):
+ return True
+ return False
+
+ self._wait_for_condition(_volume_ready,
+ wait_interval,
+ wait_interval * 3)
+ self._copy_volume(volume, luncopy_name, snapshot_id, tgt_lun_id)
+
+ return lun_info
+
+ def create_cloned_volume(self, volume, src_vref):
+ """Clone a new volume from an existing volume."""
+
+ # Form the snapshot structure.
+ snapshot = {'id': uuid.uuid4().__str__(), 'volume_id': src_vref['id']}
+
+ # Create snapshot.
+ self.create_snapshot(snapshot)
+
+ try:
+ # Create volume from snapshot.
+ lun_info = self.create_volume_from_snapshot(volume, snapshot)
+ finally:
+ try:
+ # Delete snapshot.
+ self.delete_snapshot(snapshot)
+ except exception.CinderException:
+ LOG.warning(_LW(
+ 'Failure deleting the snapshot %(snapshot_id)s '
+ 'of volume %(volume_id)s.')
+ % {'snapshot_id': snapshot['id'],
+ 'volume_id': src_vref['id']})
+
+ return lun_info
+
+ def _create_luncopy(self, luncopyname, srclunid, tgtlunid):
+ """Create a luncopy."""
+ url = self.url + "/luncopy"
+ data = json.dumps({"TYPE": 219,
+ "NAME": luncopyname,
+ "DESCRIPTION": luncopyname,
+ "COPYSPEED": 2,
+ "LUNCOPYTYPE": "1",
+ "SOURCELUN": ("INVALID;%s;INVALID;INVALID;INVALID"
+ % srclunid),
+ "TARGETLUN": ("INVALID;%s;INVALID;INVALID;INVALID"
+ % tgtlunid)})
+ result = self.call(url, data)
+
+ msg = 'Create lun copy error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']['ID']
+
+ def _add_host_into_hostgroup(self, host_id):
+ """Associate host to hostgroup.
+
+ If hostgroup doesn't exist, create one.
+
+ """
+ host_group_name = HOSTGROUP_PREFIX + host_id
+ hostgroup_id = self._find_hostgroup(host_group_name)
+
+ LOG.info(_LI(
+ '_add_host_into_hostgroup, hostgroup name: %(name)s, '
+ 'hostgroup id: %(id)s.')
+ % {'name': host_group_name,
+ 'id': hostgroup_id})
+
+ if hostgroup_id is None:
+ hostgroup_id = self._create_hostgroup(host_group_name)
+
+ is_associated = self._is_host_associate_to_hostgroup(hostgroup_id,
+ host_id)
+ if is_associated is False:
+ self._associate_host_to_hostgroup(hostgroup_id, host_id)
+
+ return hostgroup_id
+
+ def _mapping_hostgroup_and_lungroup(self, volume_name,
+ hostgroup_id, host_id):
+ """Add hostgroup and lungroup to view."""
+ lungroup_name = LUNGROUP_PREFIX + host_id
+ mapping_view_name = MAPPING_VIEW_PREFIX + host_id
+ lungroup_id = self._find_lungroup(lungroup_name)
+ lun_id = self._get_volume_by_name(volume_name)
+ view_id = self._find_mapping_view(mapping_view_name)
+
+ LOG.info(_LI(
+ '_mapping_hostgroup_and_lungroup, lun_group: %(lun_group)s, '
+ 'view_id: %(view_id)s, lun_id: %(lun_id)s.')
+ % {'lun_group': six.text_type(lungroup_id),
+ 'view_id': six.text_type(view_id),
+ 'lun_id': six.text_type(lun_id)})
+
+ try:
+ # Create lungroup and add LUN into to lungroup.
+ if lungroup_id is None:
+ lungroup_id = self._create_lungroup(lungroup_name)
+ is_associated = self._is_lun_associated_to_lungroup(lungroup_id,
+ lun_id)
+ if not is_associated:
+ self._associate_lun_to_lungroup(lungroup_id, lun_id)
+
+ if view_id is None:
+ view_id = self._add_mapping_view(mapping_view_name)
+ self._associate_hostgroup_to_view(view_id, hostgroup_id)
+ self._associate_lungroup_to_view(view_id, lungroup_id)
+ else:
+ if not self._hostgroup_associated(view_id, hostgroup_id):
+ self._associate_hostgroup_to_view(view_id, hostgroup_id)
+ if not self._lungroup_associated(view_id, lungroup_id):
+ self._associate_lungroup_to_view(view_id, lungroup_id)
+
+ except Exception:
+ with excutils.save_and_reraise_exception():
+ err_msg = (_LE(
+ 'Error occurred when adding hostgroup and lungroup to '
+ 'view. Remove lun from lungroup now.'))
+ LOG.error(err_msg)
+ self._remove_lun_from_lungroup(lungroup_id, lun_id)
+
+ return lun_id
+
+ def _ensure_initiator_added(self, initiator_name, hostid):
+ added = self._initiator_is_added_to_array(initiator_name)
+ if not added:
+ self._add_initiator_to_array(initiator_name)
+ if self._is_initiator_associated_to_host(initiator_name) is False:
+ self._associate_initiator_to_host(initiator_name, hostid)
+ else:
+ if self._is_initiator_associated_to_host(initiator_name) is False:
+ self._associate_initiator_to_host(initiator_name, hostid)
+
+ @utils.synchronized('huawei', external=True)
+ def initialize_connection_iscsi(self, volume, connector):
+ """Map a volume to a host and return target iSCSI information."""
+
+ LOG.info(_LI('Enter initialize_connection_iscsi.'))
+ initiator_name = connector['initiator']
+ volume_name = self._encode_name(volume['id'])
+
+ LOG.info(_LI(
+ 'initiator name: %(initiator_name)s, '
+ 'volume name: %(volume)s.')
+ % {'initiator_name': initiator_name,
+ 'volume': volume_name})
+
+ (iscsi_iqn, target_ip) = self._get_iscsi_params(connector)
+ LOG.info(_LI(
+ 'initialize_connection_iscsi,iscsi_iqn: %(iscsi_iqn)s, '
+ 'target_ip: %(target_ip)s.')
+ % {'iscsi_iqn': iscsi_iqn,
+ 'target_ip': target_ip})
+
+ # Create host_group if not exist.
+ host_name = connector['host']
+ hostid = self._find_host(host_name)
+ if hostid is None:
+ hostid = self._add_host(host_name)
+
+ # Add initiator to the host.
+ self._ensure_initiator_added(initiator_name, hostid)
+ hostgroup_id = self._add_host_into_hostgroup(hostid)
+
+ # Mapping lungroup and hostgroup to view.
+ lun_id = self._mapping_hostgroup_and_lungroup(volume_name,
+ hostgroup_id, hostid)
+
+ hostlunid = self._find_host_lun_id(hostid, lun_id)
+
+ LOG.info(_LI("initialize_connection_iscsi, host lun id is: %s.")
+ % hostlunid)
+
+ # Return iSCSI properties.
+ properties = {}
+ properties['target_discovered'] = False
+ properties['target_portal'] = ('%s:%s' % (target_ip, '3260'))
+ properties['target_iqn'] = iscsi_iqn
+ properties['target_lun'] = int(hostlunid)
+ properties['volume_id'] = volume['id']
+
+ LOG.info(_LI("initialize_connection_iscsi success. Return data: %s.")
+ % properties)
+ return {'driver_volume_type': 'iscsi', 'data': properties}
+
+ @utils.synchronized('huawei', external=True)
+ def initialize_connection_fc(self, volume, connector):
+ wwns = connector['wwpns']
+ host_name = connector['host']
+ volume_name = self._encode_name(volume['id'])
+
+ LOG.info(_LI(
+ 'initialize_connection_fc, initiator: %(initiator_name)s,'
+ ' volume name: %(volume)s.')
+ % {'initiator_name': wwns,
+ 'volume': volume_name})
+
+ # Create host_group if not exist.
+ hostid = self._find_host(host_name)
+ if hostid is None:
+ hostid = self._add_host(host_name)
+
+ # Add host into hostgroup.
+ hostgroup_id = self._add_host_into_hostgroup(hostid)
+
+ free_wwns = self._get_connected_free_wwns()
+ LOG.info(_LI("initialize_connection_fc, the array has free wwns: %s")
+ % free_wwns)
+ for wwn in wwns:
+ if wwn in free_wwns:
+ self._add_fc_port_to_host(hostid, wwn)
+
+ lun_id = self._mapping_hostgroup_and_lungroup(volume_name,
+ hostgroup_id, hostid)
+ host_lun_id = self._find_host_lun_id(hostid, lun_id)
+
+ tgt_port_wwns = []
+ for wwn in wwns:
+ tgtwwpns = self._get_fc_target_wwpns(wwn)
+ if tgtwwpns:
+ tgt_port_wwns.append(tgtwwpns)
+
+ init_targ_map = {}
+ for initiator in wwns:
+ init_targ_map[initiator] = tgt_port_wwns
+
+ # Return FC properties.
+ info = {'driver_volume_type': 'fibre_channel',
+ 'data': {'target_lun': int(host_lun_id),
+ 'target_discovered': True,
+ 'target_wwn': tgt_port_wwns,
+ 'volume_id': volume['id'],
+ 'initiator_target_map': init_targ_map}}
+
+ LOG.info(_LI("initialize_connection_fc, return data is: %s.")
+ % info)
+
+ return info
+
+ def _get_iscsi_tgt_port(self):
+ url = self.url + "/iscsidevicename"
+ result = self.call(url, None)
+
+ msg = 'Get iSCSI target port error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data'][0]['CMO_ISCSI_DEVICE_NAME']
+
+ def _find_hostgroup(self, groupname):
+ """Get the given hostgroup id."""
+ url = self.url + "/hostgroup?range=[0-8191]"
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Get hostgroup information error.')
+
+ host_group_id = None
+ if "data" in result:
+ for item in result['data']:
+ if groupname == item['NAME']:
+ host_group_id = item['ID']
+ break
+ return host_group_id
+
+ def _find_lungroup(self, lungroupname):
+ """Get the given hostgroup id."""
+ url = self.url + "/lungroup?range=[0-8191]"
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Get lungroup information error.')
+
+ lun_group_id = None
+ if 'data' in result:
+ for item in result['data']:
+ if lungroupname == item['NAME']:
+ lun_group_id = item['ID']
+ break
+ return lun_group_id
+
+ def _create_hostgroup(self, hostgroupname):
+ url = self.url + "/hostgroup"
+ data = json.dumps({"TYPE": "14", "NAME": hostgroupname})
+ result = self.call(url, data)
+
+ msg = 'Create hostgroup error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']['ID']
+
+ def _create_lungroup(self, lungroupname):
+ url = self.url + "/lungroup"
+ data = json.dumps({"DESCRIPTION": lungroupname,
+ "APPTYPE": '0',
+ "GROUPTYPE": '0',
+ "NAME": lungroupname})
+ result = self.call(url, data)
+
+ msg = 'Create lungroup error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']['ID']
+
+ def _delete_lungroup(self, lungroupid):
+ url = self.url + "/LUNGroup/" + lungroupid
+ result = self.call(url, None, "DELETE")
+ self._assert_rest_result(result, 'Delete lungroup error.')
+
+ def _lungroup_associated(self, viewid, lungroupid):
+ url_subfix = ("/mappingview/associate?TYPE=245&"
+ "ASSOCIATEOBJTYPE=256&ASSOCIATEOBJID=%s" % lungroupid)
+ url = self.url + url_subfix
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Check lungroup associated error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if viewid == item['ID']:
+ return True
+ return False
+
+ def _hostgroup_associated(self, viewid, hostgroupid):
+ url_subfix = ("/mappingview/associate?TYPE=245&"
+ "ASSOCIATEOBJTYPE=14&ASSOCIATEOBJID=%s" % hostgroupid)
+ url = self.url + url_subfix
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Check hostgroup associated error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if viewid == item['ID']:
+ return True
+ return False
+
+ def _find_host_lun_id(self, hostid, lunid):
+
+ url = self.url + ("/lun/associate?TYPE=11&ASSOCIATEOBJTYPE=21"
+ "&ASSOCIATEOBJID=%s" % (hostid))
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Find host lun id error.')
+
+ host_lun_id = 1
+ if "data" in result:
+ for item in result['data']:
+ if lunid == item['ID']:
+ associate_data = result['data'][0]['ASSOCIATEMETADATA']
+ try:
+ hostassoinfo = json.loads(associate_data)
+ host_lun_id = hostassoinfo['HostLUNID']
+ break
+ except Exception as err:
+ msg = (_LE("JSON transfer data error. %s") % err)
+ LOG.error(msg)
+ raise
+ return host_lun_id
+
+ def _find_host(self, hostname):
+ """Get the given host ID."""
+ url = self.url + "/host?range=[0-65534]"
+ data = json.dumps({"TYPE": "21"})
+ result = self.call(url, data, "GET")
+ self._assert_rest_result(result, 'Find host in hostgroup error.')
+
+ host_id = None
+ if "data" in result:
+ for item in result['data']:
+ if hostname == item['NAME']:
+ host_id = item['ID']
+ break
+ return host_id
+
+ def _add_host(self, hostname):
+ """Add a new host."""
+ url = self.url + "/host"
+ data = json.dumps({"TYPE": "21",
+ "NAME": hostname,
+ "OPERATIONSYSTEM": "0"})
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Add new host error.')
+
+ if "data" in result:
+ return result['data']['ID']
+ else:
+ return None
+
+ def _is_host_associate_to_hostgroup(self, hostgroup_id, host_id):
+ """Check whether the host is associated to the hostgroup."""
+ url_subfix = ("/host/associate?TYPE=21&"
+ "ASSOCIATEOBJTYPE=14&ASSOCIATEOBJID=%s" % hostgroup_id)
+
+ url = self.url + url_subfix
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Check hostgroup associated error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if host_id == item['ID']:
+ return True
+
+ return False
+
+ def _is_lun_associated_to_lungroup(self, lungroup_id, lun_id):
+ """Check whether the lun is associated to the lungroup."""
+ url_subfix = ("/lun/associate?TYPE=11&"
+ "ASSOCIATEOBJTYPE=256&ASSOCIATEOBJID=%s" % lungroup_id)
+
+ url = self.url + url_subfix
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Check lungroup associate error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if lun_id == item['ID']:
+ return True
+
+ return False
+
+ def _associate_host_to_hostgroup(self, hostgroup_id, host_id):
+ url = self.url + "/hostgroup/associate"
+ data = json.dumps({"TYPE": "14",
+ "ID": hostgroup_id,
+ "ASSOCIATEOBJTYPE": "21",
+ "ASSOCIATEOBJID": host_id})
+
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Associate host to hostgroup error.')
+
+ def _associate_lun_to_lungroup(self, lungroupid, lunid):
+ """Associate lun to lungroup."""
+ url = self.url + "/lungroup/associate"
+ data = json.dumps({"ID": lungroupid,
+ "ASSOCIATEOBJTYPE": "11",
+ "ASSOCIATEOBJID": lunid})
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Associate lun to lungroup error.')
+
+ def _remove_lun_from_lungroup(self, lungroupid, lunid):
+ """Remove lun from lungroup."""
+
+ url = self.url + ("/lungroup/associate?ID=%s"
+ "&ASSOCIATEOBJTYPE=11&ASSOCIATEOBJID=%s"
+ % (lungroupid, lunid))
+
+ result = self.call(url, None, 'DELETE')
+ self._assert_rest_result(result,
+ 'Delete associated lun from lungroup error.')
+
+ def _initiator_is_added_to_array(self, ininame):
+ """Check whether the initiator is already added on the array."""
+ url = self.url + "/iscsi_initiator?range=[0-65535]"
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result,
+ 'Check initiator added to array error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if item["ID"] == ininame:
+ return True
+ return False
+
+ def _is_initiator_associated_to_host(self, ininame):
+ """Check whether the initiator is associated to the host."""
+ url = self.url + "/iscsi_initiator?range=[0-65535]"
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result,
+ 'Check initiator associated to host error.')
+
+ if "data" in result:
+ for item in result['data']:
+ if item['ID'] == ininame and item['ISFREE'] == "true":
+ return False
+ return True
+
+ def _add_initiator_to_array(self, ininame):
+ """Add a new initiator to storage device."""
+ url = self.url + "/iscsi_initiator/"
+ data = json.dumps({"TYPE": "222",
+ "ID": ininame,
+ "USECHAP": "false"})
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Add initiator to array error.')
+
+ def _associate_initiator_to_host(self, ininame, hostid):
+ """Associate initiator with the host."""
+ url = self.url + "/iscsi_initiator/" + ininame
+ data = json.dumps({"TYPE": "222",
+ "ID": ininame,
+ "USECHAP": "false",
+ "PARENTTYPE": "21",
+ "PARENTID": hostid})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Associate initiator to host error.')
+
+ def _find_mapping_view(self, name):
+ """Find mapping view."""
+ url = self.url + "/mappingview?range=[0-65535]"
+ data = json.dumps({"TYPE": "245"})
+ result = self.call(url, data, "GET")
+
+ msg = 'Find map view error.'
+ self._assert_rest_result(result, msg)
+ viewid = None
+ if "data" in result:
+ for item in result['data']:
+ if name == item['NAME']:
+ viewid = item['ID']
+ break
+
+ return viewid
+
+ def _add_mapping_view(self, name):
+ url = self.url + "/mappingview"
+ data = json.dumps({"NAME": name, "TYPE": "245"})
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Add map view error.')
+
+ return result['data']['ID']
+
+ def _associate_hostgroup_to_view(self, viewID, hostGroupID):
+ url = self.url + "/MAPPINGVIEW/CREATE_ASSOCIATE"
+ data = json.dumps({"ASSOCIATEOBJTYPE": "14",
+ "ASSOCIATEOBJID": hostGroupID,
+ "TYPE": "245",
+ "ID": viewID})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Associate host to view error.')
+
+ def _associate_lungroup_to_view(self, viewID, lunGroupID):
+ url = self.url + "/MAPPINGVIEW/CREATE_ASSOCIATE"
+ data = json.dumps({"ASSOCIATEOBJTYPE": "256",
+ "ASSOCIATEOBJID": lunGroupID,
+ "TYPE": "245",
+ "ID": viewID})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Associate lungroup to view error.')
+
+ def _delete_lungroup_mapping_view(self, view_id, lungroup_id):
+ """Remove lungroup associate from the mapping view."""
+ url = self.url + "/mappingview/REMOVE_ASSOCIATE"
+ data = json.dumps({"ASSOCIATEOBJTYPE": "256",
+ "ASSOCIATEOBJID": lungroup_id,
+ "TYPE": "245",
+ "ID": view_id})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Delete lungroup from view error.')
+
+ def _delete_hostgoup_mapping_view(self, view_id, hostgroup_id):
+ """Remove hostgroup associate from the mapping view."""
+ url = self.url + "/mappingview/REMOVE_ASSOCIATE"
+ data = json.dumps({"ASSOCIATEOBJTYPE": "14",
+ "ASSOCIATEOBJID": hostgroup_id,
+ "TYPE": "245",
+ "ID": view_id})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Delete hostgroup from view error.')
+
+ def _delete_mapping_view(self, view_id):
+ """Remove mapping view from the storage."""
+ url = self.url + "/mappingview/" + view_id
+ result = self.call(url, None, "DELETE")
+ self._assert_rest_result(result, 'Delete map view error.')
+
+ def _get_lunnum_from_lungroup(self, lungroup_id):
+ """Check if there are still other luns associated to the lungroup."""
+ url_subfix = ("/lun/count?TYPE=11&ASSOCIATEOBJTYPE=256&"
+ "ASSOCIATEOBJID=%s" % lungroup_id)
+ url = self.url + url_subfix
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Find lun number error.')
+ if "data" in result:
+ lunnum = result['data']['COUNT']
+ return lunnum
+ return None
+
+ @utils.synchronized('huawei', external=True)
+ def terminate_connection_iscsi(self, volume, connector):
+ """Delete map between a volume and a host."""
+ initiator_name = connector['initiator']
+ volume_name = self._encode_name(volume['id'])
+ lun_id = volume.get('provider_location', None)
+ LOG.info(_LI(
+ 'terminate_connection:volume name: %(volume)s, '
+ 'initiator name: %(ini)s, '
+ 'lun_id: %(lunid)s.')
+ % {'volume': volume_name,
+ 'ini': initiator_name,
+ 'lunid': lun_id})
+
+ if lun_id:
+ if self._check_lun_exist(lun_id) is True:
+ # Get lungroupid by lun_id.
+ lungroup_id = self._get_lungroupid_by_lunid(lun_id)
+
+ if lungroup_id is None:
+ LOG.info(_LI("Can't find lun in lungroup."))
+ else:
+ self._remove_lun_from_lungroup(lungroup_id, lun_id)
+ LOG.info(_LI(
+ "Check if there are still other luns associated"
+ " to the lungroup."))
+ left_lunnum = self._get_lunnum_from_lungroup(lungroup_id)
+ return left_lunnum
+
+ else:
+ LOG.warning(_LW("Can't find lun on the array."))
+
+ def terminate_connection_fc(self, volume, connector):
+ """Delete map between a volume and a host."""
+ wwns = connector['wwpns']
+ left_lunnum = self.terminate_connection_iscsi(volume, connector)
+
+ tgt_port_wwns = []
+ for wwn in wwns:
+ tgtwwpns = self._get_fc_target_wwpns(wwn)
+ if tgtwwpns:
+ tgt_port_wwns.append(tgtwwpns)
+
+ init_targ_map = {}
+ for initiator in wwns:
+ init_targ_map[initiator] = tgt_port_wwns
+
+ if left_lunnum and left_lunnum > 0:
+ info = {'driver_volume_type': 'fibre_channel',
+ 'data': {}}
+ else:
+ info = {'driver_volume_type': 'fibre_channel',
+ 'data': {'target_wwn': tgt_port_wwns,
+ 'initiator_target_map': init_targ_map}}
+
+ return info
+
+ def login_out(self):
+ """logout the session."""
+ url = self.url + "/sessions"
+ result = self.call(url, None, "DELETE")
+ self._assert_rest_result(result, 'Log out of session error.')
+
+ def _start_luncopy(self, luncopyid):
+ """Start a LUNcopy."""
+ url = self.url + "/LUNCOPY/start"
+ data = json.dumps({"TYPE": "219", "ID": luncopyid})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Start lun copy error.')
+
+ def _get_capacity(self):
+ """Get free capacity and total capacity of the pools."""
+ poolinfo = self._find_pool_info()
+ pool_capacity = {'total_capacity': 0.0,
+ 'CAPACITY': 0.0}
+
+ if poolinfo:
+ total = int(poolinfo['TOTALCAPACITY']) / 1024.0 / 1024.0 / 2
+ free = int(poolinfo['CAPACITY']) / 1024.0 / 1024.0 / 2
+ pool_capacity['total_capacity'] = total
+ pool_capacity['free_capacity'] = free
+
+ return pool_capacity
+
+ def _get_lun_conf_params(self):
+ """Get parameters from config file for creating lun."""
+ # Default lun set information.
+ lunsetinfo = {'LUNType': 'Thick',
+ 'StripUnitSize': '64',
+ 'WriteType': '1',
+ 'MirrorSwitch': '1',
+ 'PrefetchType': '3',
+ 'PrefetchValue': '0',
+ 'PrefetchTimes': '0'}
+
+ root = self._read_xml()
+ luntype = root.findtext('LUN/LUNType')
+ if luntype:
+ if luntype.strip() in ['Thick', 'Thin']:
+ lunsetinfo['LUNType'] = luntype.strip()
+ if luntype.strip() == 'Thick':
+ lunsetinfo['LUNType'] = 0
+ if luntype.strip() == 'Thin':
+ lunsetinfo['LUNType'] = 1
+
+ elif luntype is not '' and luntype is not None:
+ err_msg = (_(
+ 'Config file is wrong. LUNType must be "Thin"'
+ ' or "Thick". LUNType: %(fetchtype)s.')
+ % {'fetchtype': luntype})
+ LOG.error(err_msg)
+ raise exception.VolumeBackendAPIException(data=err_msg)
+
+ stripunitsize = root.findtext('LUN/StripUnitSize')
+ if stripunitsize is not None:
+ lunsetinfo['StripUnitSize'] = stripunitsize.strip()
+ writetype = root.findtext('LUN/WriteType')
+ if writetype is not None:
+ lunsetinfo['WriteType'] = writetype.strip()
+ mirrorswitch = root.findtext('LUN/MirrorSwitch')
+ if mirrorswitch is not None:
+ lunsetinfo['MirrorSwitch'] = mirrorswitch.strip()
+
+ prefetch = root.find('LUN/Prefetch')
+ fetchtype = prefetch.attrib['Type']
+ if prefetch is not None and prefetch.attrib['Type']:
+ if fetchtype in ['0', '1', '2', '3']:
+ lunsetinfo['PrefetchType'] = fetchtype.strip()
+ typevalue = prefetch.attrib['Value'].strip()
+ if lunsetinfo['PrefetchType'] == '1':
+ double_value = int(typevalue) * 2
+ typevalue_double = six.text_type(double_value)
+ lunsetinfo['PrefetchValue'] = typevalue_double
+ elif lunsetinfo['PrefetchType'] == '2':
+ lunsetinfo['PrefetchValue'] = typevalue
+ else:
+ err_msg = (_(
+ 'PrefetchType config is wrong. PrefetchType'
+ ' must be in 0,1,2,3. PrefetchType is: %(fetchtype)s.')
+ % {'fetchtype': fetchtype})
+ LOG.error(err_msg)
+ raise exception.CinderException(err_msg)
+ else:
+ LOG.info(_LI(
+ 'Use default PrefetchType. '
+ 'PrefetchType: Intelligent.'))
+
+ return lunsetinfo
+
+ def _get_luncopy_info(self, luncopyid):
+ """Get LUNcopy information."""
+ url = self.url + "/LUNCOPY?range=[0-100000]"
+ data = json.dumps({"TYPE": "219", })
+ result = self.call(url, data, "GET")
+ self._assert_rest_result(result, 'Get lun copy information error.')
+
+ luncopyinfo = {}
+ if "data" in result:
+ for item in result['data']:
+ if luncopyid == item['ID']:
+ luncopyinfo['name'] = item['NAME']
+ luncopyinfo['id'] = item['ID']
+ luncopyinfo['state'] = item['HEALTHSTATUS']
+ luncopyinfo['status'] = item['RUNNINGSTATUS']
+ break
+ return luncopyinfo
+
+ def _delete_luncopy(self, luncopyid):
+ """Delete a LUNcopy."""
+ url = self.url + "/LUNCOPY/%s" % luncopyid
+ result = self.call(url, None, "DELETE")
+ self._assert_rest_result(result, 'Delete lun copy error.')
+
+ def _get_connected_free_wwns(self):
+ """Get free connected FC port WWNs.
+
+ If no new ports connected, return an empty list.
+ """
+ url = self.url + "/fc_initiator?ISFREE=true&range=[0-1000]"
+ result = self.call(url, None, "GET")
+
+ msg = 'Get connected free FC wwn error.'
+ self._assert_rest_result(result, msg)
+
+ wwns = []
+ if 'data' in result:
+ for item in result['data']:
+ wwns.append(item['ID'])
+
+ return wwns
+
+ def _add_fc_port_to_host(self, hostid, wwn):
+ """Add a FC port to the host."""
+ url = self.url + "/fc_initiator/" + wwn
+ data = json.dumps({"TYPE": "223",
+ "ID": wwn,
+ "PARENTTYPE": 21,
+ "PARENTID": hostid})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Add FC port to host error.')
+
+ def _get_iscsi_port_info(self, ip):
+ """Get iscsi port info in order to build the iscsi target iqn."""
+ url = self.url + "/eth_port"
+ result = self.call(url, None, "GET")
+
+ msg = 'Get iSCSI port information error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ iscsi_port_info = None
+ for item in result['data']:
+ if ip == item['IPV4ADDR']:
+ iscsi_port_info = item['LOCATION']
+ break
+
+ return iscsi_port_info
+
+ def _get_iscsi_conf(self):
+ """Get iSCSI info from config file."""
+ iscsiinfo = {}
+ root = self._read_xml()
+ TargetIP = root.findtext('iSCSI/DefaultTargetIP').strip()
+ iscsiinfo['DefaultTargetIP'] = TargetIP
+ initiator_list = []
+
+ for dic in root.findall('iSCSI/Initiator'):
+ # Strip values of dic.
+ tmp_dic = {}
+ for k in dic.items():
+ tmp_dic[k[0]] = k[1].strip()
+
+ initiator_list.append(tmp_dic)
+
+ iscsiinfo['Initiator'] = initiator_list
+
+ return iscsiinfo
+
+ def _get_tgt_iqn(self, iscsiip):
+ """Get target iSCSI iqn."""
+
+ ip_info = self._get_iscsi_port_info(iscsiip)
+ iqn_prefix = self._get_iscsi_tgt_port()
+
+ LOG.info(_LI('Request ip info is: %s.') % ip_info)
+ split_list = ip_info.split(".")
+ newstr = split_list[1] + split_list[2]
+ LOG.info(_LI('New str info is: %s.') % newstr)
+
+ if ip_info:
+ if newstr[0] == 'A':
+ ctr = "0"
+ elif newstr[0] == 'B':
+ ctr = "1"
+ interface = '0' + newstr[1]
+ port = '0' + newstr[3]
+ iqn_suffix = ctr + '02' + interface + port
+ for i in range(0, len(iqn_suffix)):
+ if iqn_suffix[i] != '0':
+ iqn_suffix = iqn_suffix[i:]
+ break
+ iqn = iqn_prefix + ':' + iqn_suffix + ':' + iscsiip
+ LOG.info(_LI('_get_tgt_iqn: iSCSI target iqn is: %s.') % iqn)
+ return iqn
+ else:
+ return None
+
+ def _get_fc_target_wwpns(self, wwn):
+ url = (self.url +
+ "/host_link?INITIATOR_TYPE=223&INITIATOR_PORT_WWN=" + wwn)
+ result = self.call(url, None, "GET")
+
+ msg = 'Get FC target wwpn error.'
+ self._assert_rest_result(result, msg)
+
+ fc_wwpns = None
+ if "data" in result:
+ for item in result['data']:
+ if wwn == item['INITIATOR_PORT_WWN']:
+ fc_wwpns = item['TARGET_PORT_WWN']
+ break
+
+ return fc_wwpns
+
+ def update_volume_stats(self):
+ capacity = self._get_capacity()
+ data = {}
+ data['vendor_name'] = 'Huawei'
+ data['total_capacity_gb'] = capacity['total_capacity']
+ data['free_capacity_gb'] = capacity['free_capacity']
+ data['reserved_percentage'] = 0
+ data['QoS_support'] = True
+ data['Tier_support'] = True
+ return data
+
+ def _find_qos_policy_info(self, policy_name):
+ url = self.url + "/ioclass"
+ result = self.call(url, None, "GET")
+
+ msg = 'Get QoS policy error.'
+ self._assert_rest_result(result, msg)
+
+ qos_info = {}
+ if "data" in result:
+ for item in result['data']:
+ if policy_name == item['NAME']:
+ qos_info['ID'] = item['ID']
+ lun_list = json.loads(item['LUNLIST'])
+ qos_info['LUNLIST'] = lun_list
+ qos_info['RUNNINGSTATUS'] = item['RUNNINGSTATUS']
+ break
+
+ return qos_info
+
+ def _update_qos_policy_lunlist(self, lunlist, policy_id):
+ url = self.url + "/ioclass/" + policy_id
+ data = json.dumps({"TYPE": "230",
+ "ID": policy_id,
+ "LUNLIST": lunlist})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Update QoS policy error.')
+
+ def _get_login_info(self):
+ """Get login IP, username and password from config file."""
+ logininfo = {}
+ filename = self.configuration.cinder_huawei_conf_file
+ tree = ET.parse(filename)
+ root = tree.getroot()
+ logininfo['RestURL'] = root.findtext('Storage/RestURL').strip()
+
+ need_encode = False
+ for key in ['UserName', 'UserPassword']:
+ node = root.find('Storage/%s' % key)
+ node_text = node.text
+ # Prefix !$$$ means encoded already.
+ if node_text.find('!$$$') > -1:
+ logininfo[key] = base64.b64decode(node_text[4:])
+ else:
+ logininfo[key] = node_text
+ node.text = '!$$$' + base64.b64encode(node_text)
+ need_encode = True
+ if need_encode:
+ self._change_file_mode(filename)
+ try:
+ tree.write(filename, 'UTF-8')
+ except Exception as err:
+ LOG.warning(_LW('Unable to access config file. %s') % err)
+
+ return logininfo
+
+ def _change_file_mode(self, filepath):
+ utils.execute('chmod', '640', filepath, run_as_root=True)
+
+ def _check_conf_file(self):
+ """Check the config file, make sure the essential items are set."""
+ root = self._read_xml()
+ resturl = root.findtext('Storage/RestURL')
+ username = root.findtext('Storage/UserName')
+ pwd = root.findtext('Storage/UserPassword')
+ pool_node = root.findall('LUN/StoragePool')
+
+ if (not resturl) or (not username) or (not pwd):
+ err_msg = (_(
+ '_check_conf_file: Config file invalid. RestURL,'
+ ' UserName and UserPassword must be set.'))
+ LOG.error(err_msg)
+ raise exception.InvalidInput(reason=err_msg)
+
+ if not pool_node:
+ err_msg = (_(
+ '_check_conf_file: Config file invalid. '
+ 'StoragePool must be set.'))
+ LOG.error(err_msg)
+ raise exception.InvalidInput(reason=err_msg)
+
+ def _get_iscsi_params(self, connector):
+ """Get target iSCSI params, including iqn, IP."""
+ initiator = connector['initiator']
+ iscsi_conf = self._get_iscsi_conf()
+ target_ip = None
+ for ini in iscsi_conf['Initiator']:
+ if ini['Name'] == initiator:
+ target_ip = ini['TargetIP']
+ break
+ # If didn't specify target IP for some initiator, use default IP.
+ if not target_ip:
+ if iscsi_conf['DefaultTargetIP']:
+ target_ip = iscsi_conf['DefaultTargetIP']
+
+ else:
+ msg = (_(
+ '_get_iscsi_params: Failed to get target IP '
+ 'for initiator %(ini)s, please check config file.')
+ % {'ini': initiator})
+ LOG.error(msg)
+ raise exception.InvalidInput(reason=msg)
+
+ # If didn't get target IP for rest, Automated assembly target ip.
+ target_iqn = self._get_tgt_iqn_from_rest(target_ip)
+
+ if not target_iqn:
+ target_iqn = self._get_tgt_iqn(target_ip)
+
+ return (target_iqn, target_ip)
+
+ def _get_tgt_iqn_from_rest(self, target_ip):
+ url = self.url + "/iscsi_tgt_port"
+ result = self.call(url, None, "GET")
+
+ target_iqn = None
+ if result['error']['code'] != 0:
+ LOG.warning(_LW("Can't find target iqn from rest."))
+ return target_iqn
+
+ if 'data' in result:
+ for item in result['data']:
+ if target_ip in item['ID']:
+ target_iqn = item['ID']
+
+ if not target_iqn:
+ LOG.warning(_LW("Can't find target iqn from rest."))
+ return target_iqn
+
+ split_list = target_iqn.split(",")
+ target_iqn_before = split_list[0]
+
+ split_list_new = target_iqn_before.split("+")
+ target_iqn = split_list_new[1]
+
+ return target_iqn
+
+ @utils.synchronized('huawei', external=True)
+ def extend_volume(self, volume, new_size):
+ """Extends a Huawei volume."""
+
+ LOG.info(_LI('Entering extend_volume.'))
+ volume_size = self._get_volume_size(volume)
+ new_volume_size = int(new_size) * units.Gi / 512
+ volume_name = self._encode_name(volume['id'])
+
+ LOG.info(_LI(
+ 'Extend Volume: %(volumename)s, oldsize:'
+ ' %(oldsize)s newsize: %(newsize)s.')
+ % {'volumename': volume_name,
+ 'oldsize': volume_size,
+ 'newsize': new_volume_size})
+
+ lun_id = self._get_volume_by_name(volume_name)
+
+ if lun_id is None:
+ msg = (_(
+ "Can't find lun info on the array, lun name is: %(name)s.")
+ % {'name': volume_name})
+ LOG.error(msg)
+ raise exception.CinderException(msg)
+
+ url = self.url + "/lun/expand"
+ data = json.dumps({"TYPE": 11, "ID": lun_id,
+ "CAPACITY": new_volume_size})
+ result = self.call(url, data, 'PUT')
+
+ msg = 'Extend volume error.'
+ self._assert_rest_result(result, msg)
+ self._assert_data_in_result(result, msg)
+
+ return result['data']['ID']
+
+ def _get_volume_type(self, type_id):
+ ctxt = context.get_admin_context()
+ return volume_types.get_volume_type(ctxt, type_id)
+
+ def _get_qos_by_volume_type(self, volume_type):
+ qos = {}
+ qos_specs_id = volume_type.get('qos_specs_id')
+ specs = volume_type.get('extra_specs')
+
+ # NOTE(kmartin): We prefer the qos_specs association
+ # and override any existing extra-specs settings
+ # if present.
+ if qos_specs_id is not None:
+ kvs = qos_specs.get_qos_specs(context.get_admin_context(),
+ qos_specs_id)['specs']
+ else:
+ kvs = specs
+
+ LOG.info(_LI('The QoS sepcs is: %s.') % kvs)
+ for key, value in kvs.iteritems():
+ if key in huawei_valid_keys:
+ qos[key.upper()] = value
+
+ return qos
+
+ def _get_qos_value(self, qos, key, default=None):
+ if key in qos:
+ return qos[key]
+ else:
+ return default
+
+ def _create_qos_policy(self, qos, lun_id):
+
+ # Get local time.
+ localtime = time.strftime('%Y%m%d%H%M%S', time.localtime(time.time()))
+ # Package QoS name.
+ qos_name = QOS_NAME_PREFIX + lun_id + '_' + localtime
+ baseData = {"TYPE": "230",
+ "NAME": qos_name,
+ "LUNLIST": ["%s" % lun_id],
+ "CLASSTYPE": "1",
+ "SCHEDULEPOLICY": "2",
+ "SCHEDULESTARTTIME": "1410969600",
+ "STARTTIME": "08:00",
+ "DURATION": "86400",
+ "CYCLESET": "[1,2,3,4,5,6,0]"
+ }
+
+ mergedata = dict(baseData.items() + qos.items())
+ url = self.url + "/ioclass/"
+ data = json.dumps(mergedata)
+
+ result = self.call(url, data)
+ self._assert_rest_result(result, 'Create QoS policy error.')
+
+ return result['data']['ID']
+
+ def _delete_qos_policy(self, qos_id):
+ """Delete a QoS policy."""
+
+ url = self.url + "/ioclass/" + qos_id
+ data = json.dumps({"TYPE": "230",
+ "ID": qos_id})
+
+ result = self.call(url, data, 'DELETE')
+ self._assert_rest_result(result, 'Delete QoS policy error.')
+
+ def _active_deactive_qos(self, qos_id, enablestatus):
+ """Active or deactive QoS.
+
+ enablestatus: true (active)
+ enbalestatus: false (deactive)
+ """
+
+ url = self.url + "/ioclass/active/" + qos_id
+ data = json.dumps({"TYPE": 230,
+ "ID": qos_id,
+ "ENABLESTATUS": enablestatus})
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Active or Deactive QoS error.')
+
+ def _get_qos_info(self, qos_id):
+ """Get QoS information."""
+
+ url = self.url + "/ioclass/" + qos_id
+ data = json.dumps({"TYPE": "230",
+ "ID": qos_id})
+ result = self.call(url, data, "GET")
+ self._assert_rest_result(result, 'Get QoS information error.')
+
+ return result['data']
+
+ def _check_qos_high_priority(self, qos):
+ """Check QoS priority."""
+
+ for key, value in qos.iteritems():
+ if (key.find('MIN') == 0) or (key.find('LATENCY') == 0):
+ return True
+
+ return False
+
+ def _change_lun_priority(self, lunid):
+ """Change lun priority to high."""
+
+ url = self.url + "/lun/" + lunid
+ data = json.dumps({"TYPE": "11",
+ "ID": lunid,
+ "IOPRIORITY": "3"})
+
+ result = self.call(url, data, "PUT")
+ self._assert_rest_result(result, 'Change lun priority error.')
+
+ def _get_qosid_by_lunid(self, lunid):
+ """Get qosid by lunid."""
+
+ url = self.url + "/lun/" + lunid
+ data = json.dumps({"TYPE": "11",
+ "ID": lunid})
+
+ result = self.call(url, data, "GET")
+ self._assert_rest_result(result, 'Get qosid by lunid error.')
+
+ return result['data']['IOCLASSID']
+
+ def _get_lungroupid_by_lunid(self, lunid):
+ """Get lungroupid by lunid."""
+
+ url = self.url + ("/lungroup/associate?TYPE=256"
+ "&ASSOCIATEOBJTYPE=11&ASSOCIATEOBJID=%s" % lunid)
+
+ result = self.call(url, None, "GET")
+ self._assert_rest_result(result, 'Get lungroupid by lunid error.')
+
+ lun_group_id = None
+ # Lun only in one lungroup.
+ if 'data' in result:
+ for item in result['data']:
+ lun_group_id = item['ID']
+
+ return lun_group_id
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