openstack/cinder
Code Issues Proposed changes

Merge "Add SmartX support for Huawei driver"

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This commit is contained in:
Jenkins 2015-08-05 00:34:48 +00:00 committed by Gerrit Code Review
commit e1e33286ce
6 changed files with 484 additions and 66 deletions
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145
cinder/tests/unit/test_huawei_drivers.py
View File

@ -30,6 +30,7 @@ from cinder.volume.drivers.huawei import constants
from cinder.volume.drivers.huawei import huawei_driver
from cinder.volume.drivers.huawei import huawei_utils
from cinder.volume.drivers.huawei import rest_client
from cinder.volume.drivers.huawei import smartx
LOG = logging.getLogger(__name__)
@ -43,7 +44,7 @@ test_volume = {'name': 'volume-21ec7341-9256-497b-97d9-ef48edcf0635',
'display_name': 'vol1',
'display_description': 'test volume',
'volume_type_id': None,
'host': 'ubuntu@huawei#OpenStack_Pool',
'host': 'ubuntu001@backend001#OpenStack_Pool',
'provider_location': '11',
}
@ -80,12 +81,23 @@ FakeConnector = {'initiator': 'iqn.1993-08.debian:01:ec2bff7ac3a3',
'host': 'ubuntuc',
}
smarttier_opts = {'smarttier': 'true',
'smartpartition': False,
'smartcache': False,
'thin_provisioning_support': True,
'thick_provisioning_support': False,
'policy': '3',
'readcachepolicy': '1',
'writecachepolicy': None,
}
# A fake response of success response storage
FAKE_COMMON_SUCCESS_RESPONSE = """
{
"error": {
"code": 0
}
},
"data":{}
}
"""
@ -154,7 +166,8 @@ FAKE_LUN_DELETE_SUCCESS_RESPONSE = """
"NAME": "5mFHcBv4RkCcD+JyrWc0SA",
"RUNNINGSTATUS": "2",
"HEALTHSTATUS": "1",
"RUNNINGSTATUS": "27"
"RUNNINGSTATUS": "27",
"LUNLIST": ""
}
}
"""
@ -312,7 +325,7 @@ FAKE_GET_ETH_INFO_RESPONSE = """
"MACADDRESS": "00:22:a1:0a:79:57",
"ETHNEGOTIATE": "-1",
"ERRORPACKETS": "0",
"IPV4ADDR": "198.100.10.1",
"IPV4ADDR": "192.168.1.2",
"IPV6GATEWAY": "",
"IPV6MASK": "0",
"OVERFLOWEDPACKETS": "0",
@ -342,7 +355,7 @@ FAKE_GET_ETH_INFO_RESPONSE = """
"MACADDRESS": "00:22:a1:0a:79:57",
"ETHNEGOTIATE": "-1",
"ERRORPACKETS": "0",
"IPV4ADDR": "198.100.10.2",
"IPV4ADDR": "192.168.1.1",
"IPV6GATEWAY": "",
"IPV6MASK": "0",
"OVERFLOWEDPACKETS": "0",
@ -376,12 +389,12 @@ FAKE_GET_ETH_ASSOCIATE_RESPONSE = """
"code":0
},
"data":[{
"IPV4ADDR": "198.100.10.1",
"IPV4ADDR": "192.168.1.1",
"HEALTHSTATUS": "1",
"RUNNINGSTATUS": "10"
},
{
"IPV4ADDR": "198.100.10.2",
"IPV4ADDR": "192.168.1.2",
"HEALTHSTATUS": "1",
"RUNNINGSTATUS": "10"
}
@ -448,7 +461,7 @@ FAKE_GET_ALL_HOST_GROUP_INFO_RESPONSE = """
"code": 0
},
"data": [{
"NAME":"OpenStack_HostGroup_1",
"NAME": "OpenStack_HostGroup_1",
"DESCRIPTION":"",
"ID":"0",
"TYPE":14
@ -645,7 +658,7 @@ FAKE_PORT_GROUP_RESPONSE = """
},
"data":[{
"ID":11,
"NAME":"portgroup-test"
"NAME": "portgroup-test"
}]
}
"""
@ -653,19 +666,19 @@ FAKE_PORT_GROUP_RESPONSE = """
FAKE_ISCSI_INITIATOR_RESPONSE = """
{
"error":{
"code":0
"code": 0
},
"data":[{
"CHAPNAME":"mm-user",
"HEALTHSTATUS":"1",
"ID":"iqn.1993-08.org.debian:01:9073aba6c6f",
"ISFREE":"true",
"MULTIPATHTYPE":"1",
"NAME":"",
"OPERATIONSYSTEM":"255",
"RUNNINGSTATUS":"28",
"TYPE":222,
"USECHAP":"true"
"CHAPNAME": "mm-user",
"HEALTHSTATUS": "1",
"ID": "iqn.1993-08.org.debian:01:9073aba6c6f",
"ISFREE": "true",
"MULTIPATHTYPE": "1",
"NAME": "",
"OPERATIONSYSTEM": "255",
"RUNNINGSTATUS": "28",
"TYPE": 222,
"USECHAP": "true"
}]
}
"""
@ -710,6 +723,29 @@ FAKE_ERROR_LUN_INFO_RESPONSE = """
}
}
"""
FAKE_SYSTEM_VERSION_RESPONSE = """
{
"error":{
"code": 0
},
"data":{
"PRODUCTVERSION": "V100R001C10"
}
}
"""
FAKE_QOS_INFO_RESPONSE = """
{
"error":{
"code": 0
},
"data":{
"ID": "11"
}
}
"""
# mock login info map
MAP_COMMAND_TO_FAKE_RESPONSE = {}
MAP_COMMAND_TO_FAKE_RESPONSE['/xx/sessions'] = (
@ -734,6 +770,9 @@ MAP_COMMAND_TO_FAKE_RESPONSE['lun/1/GET'] = (
MAP_COMMAND_TO_FAKE_RESPONSE['lun/11/DELETE'] = (
FAKE_COMMON_SUCCESS_RESPONSE)
MAP_COMMAND_TO_FAKE_RESPONSE['lun/1/DELETE'] = (
FAKE_COMMON_SUCCESS_RESPONSE)
MAP_COMMAND_TO_FAKE_RESPONSE['lun?range=[0-65535]/GET'] = (
FAKE_QUERY_ALL_LUN_RESPONSE)
@ -770,6 +809,10 @@ MAP_COMMAND_TO_FAKE_RESPONSE['lungroup/associate?TYPE=256&ASSOCIATEOBJTYPE=11'
'&ASSOCIATEOBJID=11/GET'] = (
FAKE_LUN_ASSOCIATE_RESPONSE)
MAP_COMMAND_TO_FAKE_RESPONSE['lungroup/associate?TYPE=256&ASSOCIATEOBJTYPE=11'
'&ASSOCIATEOBJID=1/GET'] = (
FAKE_LUN_ASSOCIATE_RESPONSE)
MAP_COMMAND_TO_FAKE_RESPONSE['lungroup/associate?ID=11&ASSOCIATEOBJTYPE=11'
'&ASSOCIATEOBJID=11/DELETE'] = (
FAKE_COMMON_SUCCESS_RESPONSE)
@ -814,6 +857,9 @@ MAP_COMMAND_TO_FAKE_RESPONSE['ioclass/11/DELETE'] = (
MAP_COMMAND_TO_FAKE_RESPONSE['ioclass/active/11/PUT'] = (
FAKE_COMMON_SUCCESS_RESPONSE)
MAP_COMMAND_TO_FAKE_RESPONSE['ioclass/'] = (
FAKE_QOS_INFO_RESPONSE)
# mock iscsi info map
MAP_COMMAND_TO_FAKE_RESPONSE['iscsi_tgt_port/GET'] = (
FAKE_GET_ISCSI_INFO_RESPONSE)
@ -896,6 +942,10 @@ MAP_COMMAND_TO_FAKE_RESPONSE['host_link?INITIATOR_TYPE=223'
MAP_COMMAND_TO_FAKE_RESPONSE['portgroup?range=[0-8191]&TYPE=257/GET'] = (
FAKE_PORT_GROUP_RESPONSE)
# mock system info map
MAP_COMMAND_TO_FAKE_RESPONSE['system/'] = (
FAKE_SYSTEM_VERSION_RESPONSE)
def Fake_sleep(time):
pass
@ -941,6 +991,18 @@ class Fake18000Client(rest_client.RestClient):
def _check_snapshot_exist(self, snapshot_id):
return True
def get_partition_id_by_name(self, name):
return "11"
def add_lun_to_partition(self, lunid, partition_id):
pass
def get_cache_id_by_name(self, name):
return "11"
def add_lun_to_cache(self, lunid, cache_id):
pass
def call(self, url=False, data=None, method=None):
url = url.replace('http://100.115.10.69:8082/deviceManager/rest', '')
command = url.replace('/210235G7J20000000000/', '')
@ -1002,11 +1064,11 @@ class Huawei18000ISCSIDriverTestCase(test.TestCase):
self.driver.do_setup()
self.portgroup = 'portgroup-test'
self.iscsi_iqns = ['iqn.2006-08.com.huawei:oceanstor:21000022a:'
':20500:198.100.10.1',
':20503:192.168.1.1',
'iqn.2006-08.com.huawei:oceanstor:21000022a:'
':20503:198.100.10.2']
self.target_ips = ['198.100.10.1',
'198.100.10.2']
':20500:192.168.1.2']
self.target_ips = ['192.168.1.1',
'192.168.1.2']
self.portgroup_id = 11
def test_login_success(self):
@ -1128,8 +1190,8 @@ class Huawei18000ISCSIDriverTestCase(test.TestCase):
def test_get_tgtip(self):
self.driver.restclient.login()
portg_id = self.driver.restclient.find_tgt_port_group(self.portgroup)
result = self.driver.restclient._get_tgt_ip_from_portgroup(portg_id)
self.assertEqual(self.target_ips, result)
target_ip = self.driver.restclient._get_tgt_ip_from_portgroup(portg_id)
self.assertEqual(self.target_ips, target_ip)
def test_get_iscsi_params(self):
self.driver.restclient.login()
@ -1226,6 +1288,33 @@ class Huawei18000ISCSIDriverTestCase(test.TestCase):
pool_info = self.driver.restclient.find_pool_info(pool_name, pools)
self.assertEqual(test_info, pool_info)
def test_get_smartx_specs_opts(self):
self.driver.restclient.login()
smartx_opts = smartx.SmartX().get_smartx_specs_opts(smarttier_opts)
self.assertEqual('3', smartx_opts['policy'])
@mock.patch.object(huawei_utils, 'get_volume_qos',
return_value={'MAXIOPS': '100',
'IOType': '2'})
def test_create_smartqos(self, mock_qos_value):
self.driver.restclient.login()
lun_info = self.driver.create_volume(test_volume)
self.assertEqual('1', lun_info['provider_location'])
@mock.patch.object(huawei_utils, 'get_volume_params',
return_value={'smarttier': 'true',
'smartcache': 'true',
'smartpartition': 'true',
'thin_provisioning_support': 'true',
'thick_provisioning_support': False,
'policy': '2',
'cachename': 'cache-test',
'partitionname': 'partition-test'})
def test_creat_smartx(self, mock_volume_types):
self.driver.restclient.login()
lun_info = self.driver.create_volume(test_volume)
self.assertEqual('1', lun_info['provider_location'])
def create_fake_conf_file(self):
"""Create a fake Config file.
@ -1297,7 +1386,7 @@ class Huawei18000ISCSIDriverTestCase(test.TestCase):
iscsi.appendChild(defaulttargetip)
initiator = doc.createElement('Initiator')
initiator.setAttribute('Name', 'iqn.1993-08.debian:01:ec2bff7ac3a3')
initiator.setAttribute('TargetIP', '192.168.100.2')
initiator.setAttribute('TargetIP', '192.168.1.2')
initiator.setAttribute('CHAPinfo', 'mm-user;mm-user@storage')
initiator.setAttribute('ALUA', '1')
initiator.setAttribute('TargetPortGroup', 'portgroup-test')
@ -1534,7 +1623,7 @@ class Huawei18000FCDriverTestCase(test.TestCase):
iscsi.appendChild(defaulttargetip)
initiator = doc.createElement('Initiator')
initiator.setAttribute('Name', 'iqn.1993-08.debian:01:ec2bff7ac3a3')
initiator.setAttribute('TargetIP', '192.168.100.2')
initiator.setAttribute('TargetIP', '192.168.1.2')
iscsi.appendChild(initiator)
prefetch = doc.createElement('Prefetch')

10
cinder/volume/drivers/huawei/constants.py
View File

@ -15,16 +15,18 @@
STATUS_HEALTH = '1'
STATUS_RUNNING = '10'
BLOCK_STORAGE_POOL_TYPE = '1'
FILE_SYSTEM_POOL_TYPE = '2'
STATUS_VOLUME_READY = '27'
STATUS_LUNCOPY_READY = '40'
STATUS_QOS_ACTIVE = '2'
BLOCK_STORAGE_POOL_TYPE = '1'
FILE_SYSTEM_POOL_TYPE = '2'
HOSTGROUP_PREFIX = 'OpenStack_HostGroup_'
LUNGROUP_PREFIX = 'OpenStack_LunGroup_'
MAPPING_VIEW_PREFIX = 'OpenStack_Mapping_View_'
QOS_NAME_PREFIX = 'OpenStack_'
ARRAY_VERSION = 'V300R003C00'
CAPACITY_UNIT = 1024.0 / 1024.0 / 2
DEFAULT_WAIT_TIMEOUT = 3600 * 24 * 30
DEFAULT_WAIT_INTERVAL = 5
@ -32,7 +34,7 @@ ERROR_CONNECT_TO_SERVER = -403
ERROR_UNAUTHORIZED_TO_SERVER = -401
SOCKET_TIME_OUT = 720
MAX_HOSTNAME_LENTH = 31
MAX_HOSTNAME_LENGTH = 31
OS_TYPE = {'Linux': '0',
'Windows': '1',

42
cinder/volume/drivers/huawei/huawei_driver.py
View File

@ -13,6 +13,7 @@
# License for the specific language governing permissions and limitations
# under the License.
import six
import uuid
from oslo_config import cfg
@ -27,6 +28,7 @@ from cinder.volume import driver
from cinder.volume.drivers.huawei import constants
from cinder.volume.drivers.huawei import huawei_utils
from cinder.volume.drivers.huawei import rest_client
from cinder.volume.drivers.huawei import smartx
from cinder.volume import utils as volume_utils
from cinder.zonemanager import utils as fczm_utils
@ -70,6 +72,10 @@ class HuaweiBaseDriver(driver.VolumeDriver):
@utils.synchronized('huawei', external=True)
def create_volume(self, volume):
"""Create a volume."""
opts = huawei_utils.get_volume_params(volume)
smartx_opts = smartx.SmartX().get_smartx_specs_opts(opts)
params = huawei_utils.get_lun_params(self.xml_file_path,
smartx_opts)
pool_name = volume_utils.extract_host(volume['host'],
level='pool')
pools = self.restclient.find_all_pools()
@ -88,7 +94,6 @@ class HuaweiBaseDriver(driver.VolumeDriver):
{'volume': volume_name,
'size': volume_size})
params = huawei_utils.get_lun_conf_params(self.xml_file_path)
params['pool_id'] = pool_info['ID']
params['volume_size'] = volume_size
params['volume_description'] = volume_description
@ -99,6 +104,14 @@ class HuaweiBaseDriver(driver.VolumeDriver):
# Create LUN on the array.
lun_info = self.restclient.create_volume(lun_param)
lun_id = lun_info['ID']
qos = huawei_utils.get_volume_qos(volume)
if qos:
smart_qos = smartx.SmartQos(self.restclient)
smart_qos.create_qos(qos, lun_id)
smartpartition = smartx.SmartPartition(self.restclient)
smartpartition.add(opts, lun_id)
smartcache = smartx.SmartCache(self.restclient)
smartcache.add(opts, lun_id)
return {'provider_location': lun_info['ID'],
'ID': lun_id,
@ -119,6 +132,10 @@ class HuaweiBaseDriver(driver.VolumeDriver):
{'name': name, 'lun_id': lun_id},)
if lun_id:
if self.restclient.check_lun_exist(lun_id):
qos_id = self.restclient.get_qosid_by_lunid(lun_id)
if qos_id:
self.remove_qos_lun(lun_id, qos_id)
self.restclient.delete_lun(lun_id)
else:
LOG.warning(_LW("Can't find lun %s on the array."), lun_id)
@ -126,6 +143,17 @@ class HuaweiBaseDriver(driver.VolumeDriver):
return True
def remove_qos_lun(self, lun_id, qos_id):
lun_list = self.restclient.get_lun_list_in_qos(qos_id)
lun_count = len(lun_list)
if lun_count <= 1:
qos = smartx.SmartQos(self.restclient)
qos.delete_qos(qos_id)
else:
self.restclient.remove_lun_from_qos(lun_id,
lun_list,
qos_id)
def create_volume_from_snapshot(self, volume, snapshot):
"""Create a volume from a snapshot.
@ -238,7 +266,7 @@ class HuaweiBaseDriver(driver.VolumeDriver):
def create_snapshot(self, snapshot):
snapshot_info = self.restclient.create_snapshot(snapshot)
snapshot_id = snapshot_info['ID']
self.restclient.active_snapshot(snapshot_id)
self.restclient.activate_snapshot(snapshot_id)
return {'provider_location': snapshot_info['ID'],
'lun_info': snapshot_info}
@ -283,9 +311,9 @@ class HuaweiBaseDriver(driver.VolumeDriver):
host_name_before_hash = None
host_name = connector['host']
if host_name and (len(host_name) > constants.MAX_HOSTNAME_LENTH):
if host_name and (len(host_name) > constants.MAX_HOSTNAME_LENGTH):
host_name_before_hash = host_name
host_name = str(hash(host_name))
host_name = six.text_type(hash(host_name))
# Create hostgroup if not exist.
host_id = self.restclient.add_host_with_check(host_name,
@ -356,9 +384,9 @@ class HuaweiBaseDriver(driver.VolumeDriver):
# Create hostgroup if not exist.
host_name = connector['host']
host_name_before_hash = None
if host_name and (len(host_name) > constants.MAX_HOSTNAME_LENTH):
if host_name and (len(host_name) > constants.MAX_HOSTNAME_LENGTH):
host_name_before_hash = host_name
host_name = str(hash(host_name))
host_name = six.text_type(hash(host_name))
host_id = self.restclient.add_host_with_check(host_name,
host_name_before_hash)
@ -604,6 +632,7 @@ class Huawei18000ISCSIDriver(HuaweiBaseDriver, driver.ISCSIDriver):
CHAP support
Multiple pools support
ISCSI multipath support
SmartX support
"""
VERSION = "1.1.1"
@ -640,6 +669,7 @@ class Huawei18000FCDriver(HuaweiBaseDriver, driver.FibreChannelDriver):
1.1.0 - Provide Huawei OceanStor 18000 storage volume driver
1.1.1 - Code refactor
Multiple pools support
SmartX support
"""
VERSION = "1.1.1"

6
cinder/volume/drivers/huawei/huawei_utils.py
View File

@ -38,8 +38,8 @@ opts_capability = {
'smarttier': False,
'smartcache': False,
'smartpartition': False,
'thin_provisioning': False,
'thick_provisioning': False,
'thin_provisioning_support': False,
'thick_provisioning_support': False,
}
@ -384,7 +384,7 @@ def wait_for_condition(xml_file_path, func, interval, timeout=None):
try:
res = func()
except Exception as ex:
raise exception.VolumeBackendAPIException(ex)
raise exception.VolumeBackendAPIException(data=ex)
if res:
raise loopingcall.LoopingCallDone()

186
cinder/volume/drivers/huawei/rest_client.py
View File

@ -170,7 +170,7 @@ class RestClient(object):
self._assert_data_in_result(result, msg)
return result
def find_pool_info(self, pool_name, result):
def find_pool_info(self, pool_name=None, result=None):
pool_info = {}
if not pool_name:
return pool_info
@ -201,11 +201,11 @@ class RestClient(object):
return self._get_id_from_result(result, name, 'NAME')
def active_snapshot(self, snapshot_id):
activeurl = self.url + "/snapshot/activate"
def activate_snapshot(self, snapshot_id):
activate_url = self.url + "/snapshot/activate"
data = json.dumps({"SNAPSHOTLIST": [snapshot_id]})
result = self.call(activeurl, data)
self._assert_rest_result(result, _('Active snapshot error.'))
result = self.call(activate_url, data)
self._assert_rest_result(result, _('Activate snapshot error.'))
def create_snapshot(self, snapshot):
snapshot_name = huawei_utils.encode_name(snapshot['id'])
@ -660,7 +660,7 @@ class RestClient(object):
if 'data' in result:
for item in result['data']:
if item["ID"] == ininame:
if item['ID'] == ininame:
return True
return False
@ -988,9 +988,9 @@ class RestClient(object):
return iscsi_port_info
def _get_tgt_iqn(self, iscsiip):
def _get_tgt_iqn(self, iscsi_ip):
"""Get target iSCSI iqn."""
ip_info = self._get_iscsi_port_info(iscsiip)
ip_info = self._get_iscsi_port_info(iscsi_ip)
iqn_prefix = self._get_iscsi_tgt_port()
if not ip_info:
err_msg = (_(
@ -1016,7 +1016,7 @@ class RestClient(object):
if iqn_suffix[i] != '0':
iqn_suffix = iqn_suffix[i:]
break
iqn = iqn_prefix + ':' + iqn_suffix + ':' + iscsiip
iqn = iqn_prefix + ':' + iqn_suffix + ':' + iscsi_ip
LOG.info(_LI('_get_tgt_iqn: iSCSI target iqn is: %s.'), iqn)
return iqn
else:
@ -1043,9 +1043,9 @@ class RestClient(object):
root = huawei_utils.parse_xml_file(self.xml_file_path)
pool_names = root.findtext('Storage/StoragePool')
if not pool_names:
msg = (_(
msg = _(
'Invalid resource pool name. '
'Please check the config file.'))
'Please check the config file.')
LOG.error(msg)
raise exception.InvalidInput(msg)
data = {}
@ -1054,13 +1054,22 @@ class RestClient(object):
for pool_name in pool_names.split(";"):
pool_name = pool_name.strip(' \t\n\r')
capacity = self._get_capacity(pool_name, result)
pool = {'pool_name': pool_name,
'total_capacity_gb': capacity['total_capacity'],
'free_capacity_gb': capacity['free_capacity'],
'reserved_percentage': 0,
'QoS_support': True,
}
pool = {}
pool.update(dict(
pool_name=pool_name,
total_capacity_gb=capacity['total_capacity'],
free_capacity_gb=capacity['free_capacity'],
reserved_percentage=self.configuration.safe_get(
'reserved_percentage'),
QoS_support=True,
max_over_subscription_ratio=self.configuration.safe_get(
'max_over_subscription_ratio'),
thin_provisioning_support=True,
thick_provisioning_support=True,
smarttier=True,
smartcache=True,
smartpartition=True,
))
data['pools'].append(pool)
return data
@ -1083,11 +1092,11 @@ class RestClient(object):
return qos_info
def _update_qos_policy_lunlist(self, lunlist, policy_id):
def _update_qos_policy_lunlist(self, lun_list, policy_id):
url = self.url + "/ioclass/" + policy_id
data = json.dumps({"TYPE": "230",
"ID": policy_id,
"LUNLIST": lunlist})
"LUNLIST": lun_list})
result = self.call(url, data, "PUT")
self._assert_rest_result(result, _('Update QoS policy error.'))
@ -1212,18 +1221,19 @@ class RestClient(object):
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.
def activate_deactivate_qos(self, qos_id, enablestatus):
"""Activate or deactivate QoS.
enablestatus: true (active)
enbalestatus: false (deactive)
enablestatus: true (activate)
enbalestatus: false (deactivate)
"""
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.'))
self._assert_rest_result(
result, _('Activate or deactivate QoS error.'))
def get_qos_info(self, qos_id):
"""Get QoS information."""
@ -1235,6 +1245,31 @@ class RestClient(object):
return result['data']
def get_lun_list_in_qos(self, qos_id):
"""Get the lun list in QoS."""
qos_info = self.get_qos_info(qos_id)
lun_list = []
lun_string = qos_info['LUNLIST'][1:-1]
for lun in lun_string.split(","):
str = lun[1:-1]
lun_list.append(str)
return lun_list
def remove_lun_from_qos(self, lun_id, lun_list, qos_id):
"""Remove lun from QoS."""
lun_list = [i for i in lun_list if i != lun_id]
url = self.url + "/ioclass/" + qos_id
data = json.dumps({"LUNLIST": lun_list,
"TYPE": 230,
"ID": qos_id})
result = self.call(url, data, "PUT")
msg = _('Remove lun from Qos error.')
self._assert_rest_result(result, msg)
self._assert_data_in_result(result, msg)
def change_lun_priority(self, lun_id):
"""Change lun priority to high."""
url = self.url + "/lun/" + lun_id
@ -1290,6 +1325,107 @@ class RestClient(object):
return result['data']
def get_partition_id_by_name(self, name):
url = self.url + "/cachepartition"
result = self.call(url, None, "GET")
self._assert_rest_result(result, _('Get partition by name error.'))
if 'data' in result:
for item in result['data']:
LOG.debug('get_partition_id_by_name item %(item)s.',
{'item': item})
if name == item['NAME']:
return item['ID']
return
def get_partition_info_by_id(self, partition_id):
url = self.url + '/cachepartition/' + partition_id
data = json.dumps({"TYPE": '268',
"ID": partition_id})
result = self.call(url, data, "GET")
self._assert_rest_result(result,
_('Get partition by partition id error.'))
return result['data']
def add_lun_to_partition(self, lun_id, partition_id):
url = self.url + "/lun/associate/cachepartition"
data = json.dumps({"ID": partition_id,
"ASSOCIATEOBJTYPE": 11,
"ASSOCIATEOBJID": lun_id, })
result = self.call(url, data, "POST")
self._assert_rest_result(result, _('Add lun to partition error.'))
def get_cache_id_by_name(self, name):
url = self.url + "/SMARTCACHEPARTITION"
result = self.call(url, None, "GET")
self._assert_rest_result(result, _('Get cache by name error.'))
if 'data' in result:
for item in result['data']:
if name == item['NAME']:
return item['ID']
return
def find_available_qos(self, qos):
""""Find available QoS on the array."""
qos_id = None
lun_list = []
url = self.url + "/ioclass?range=[0-100]"
result = self.call(url, None, "GET")
self._assert_rest_result(result, _('Get QoS information error.'))
if 'data' in result:
for item in result['data']:
qos_flag = 0
for key in qos:
if key not in item:
break
elif qos[key] != item[key]:
break
qos_flag = qos_flag + 1
if qos_flag == len(qos):
qos_id = item['ID']
lun_list = item['LUNLIST']
break
return (qos_id, lun_list)
def add_lun_to_qos(self, qos_id, lun_id, lun_list):
url = self.url + "/ioclass/" + qos_id
lun_list = []
lun_string = lun_list[1:-1]
for lun in lun_string.split(","):
str = lun[1:-1]
lun_list.append(str)
lun_list.append(lun_id)
data = json.dumps({"LUNLIST": lun_list,
"TYPE": 230,
"ID": qos_id})
result = self.call(url, data, "PUT")
msg = _('Associate lun to Qos error.')
self._assert_rest_result(result, msg)
self._assert_data_in_result(result, msg)
def add_lun_to_cache(self, lun_id, cache_id):
url = self.url + "/SMARTCACHEPARTITION/CREATE_ASSOCIATE"
data = json.dumps({"ID": cache_id,
"ASSOCIATEOBJTYPE": 11,
"ASSOCIATEOBJID": lun_id,
"TYPE": 273})
result = self.call(url, data, "PUT")
self._assert_rest_result(result, _('Add lun to cache error.'))
def find_array_version(self):
url = self.url + "/system/"
result = self.call(url, None)
self._assert_rest_result(result, _('Find array version error.'))
return result['data']['PRODUCTVERSION']
def remove_host(self, host_id):
url = self.url + "/host/%s" % host_id
result = self.call(url, None, "DELETE")

161
cinder/volume/drivers/huawei/smartx.py Normal file
View File

@ -0,0 +1,161 @@
# Copyright (c) 2015 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.
from oslo_log import log as logging
from oslo_utils import excutils
from cinder import exception
from cinder.i18n import _
from cinder.volume.drivers.huawei import constants
from cinder.volume.drivers.huawei import huawei_utils
LOG = logging.getLogger(__name__)
class SmartQos(object):
def __init__(self, client):
self.client = client
def create_qos(self, qos, lun_id):
policy_id = None
try:
# Check QoS priority.
if huawei_utils.check_qos_high_priority(qos):
self.client.change_lun_priority(lun_id)
# Create QoS policy and activate it.
version = self.client.find_array_version()
if version >= constants.ARRAY_VERSION:
(qos_id, lun_list) = self.client.find_available_qos(qos)
if qos_id:
self.client.add_lun_to_qos(qos_id, lun_id, lun_list)
else:
policy_id = self.client.create_qos_policy(qos, lun_id)
self.client.activate_deactivate_qos(policy_id, True)
else:
policy_id = self.client.create_qos_policy(qos, lun_id)
self.client.activate_deactivate_qos(policy_id, True)
except exception.VolumeBackendAPIException:
with excutils.save_and_reraise_exception():
if policy_id is not None:
self.client.delete_qos_policy(policy_id)
def delete_qos(self, qos_id):
qos_info = self.client.get_qos_info(qos_id)
qos_status = qos_info['RUNNINGSTATUS']
# 2: Active status.
if qos_status == constants.STATUS_QOS_ACTIVE:
self.client.activate_deactivate_qos(qos_id, False)
self.client.delete_qos_policy(qos_id)
class SmartPartition(object):
def __init__(self, client):
self.client = client
def add(self, opts, lun_id):
if opts['smartpartition'] != 'true':
return
if not opts['partitionname']:
raise exception.InvalidInput(
reason=_('Partition name is None, please set '
'smartpartition:partitionname in key.'))
partition_id = self.client.get_partition_id_by_name(
opts['partitionname'])
if not partition_id:
raise exception.InvalidInput(
reason=(_('Can not find partition id by name %(name)s.')
% {'name': opts['partitionname']}))
self.client.add_lun_to_partition(lun_id, partition_id)
class SmartCache(object):
def __init__(self, client):
self.client = client
def add(self, opts, lun_id):
if opts['smartcache'] != 'true':
return
if not opts['cachename']:
raise exception.InvalidInput(
reason=_('Cache name is None, please set '
'smartcache:cachename in key.'))
cache_id = self.client.get_cache_id_by_name(opts['cachename'])
if not cache_id:
raise exception.InvalidInput(
reason=(_('Can not find cache id by cache name %(name)s.')
% {'name': opts['cachename']}))
self.client.add_lun_to_cache(lun_id, cache_id)
class SmartX(object):
def get_smartx_specs_opts(self, opts):
# Check that smarttier is 0/1/2/3
opts = self.get_smarttier_opts(opts)
opts = self.get_smartthin_opts(opts)
opts = self.get_smartcache_opts(opts)
opts = self.get_smartpartition_opts(opts)
return opts
def get_smarttier_opts(self, opts):
if opts['smarttier'] == 'true':
if not opts['policy']:
opts['policy'] = '1'
elif opts['policy'] not in ['0', '1', '2', '3']:
raise exception.InvalidInput(
reason=(_('Illegal value specified for smarttier: '
'set to either 0, 1, 2, or 3.')))
else:
opts['policy'] = '0'
return opts
def get_smartthin_opts(self, opts):
if opts['thin_provisioning_support'] == 'true':
if opts['thick_provisioning_support'] == 'true':
raise exception.InvalidInput(
reason=(_('Illegal value specified for thin: '
'Can not set thin and thick at the same time.')))
else:
opts['LUNType'] = 1
if opts['thick_provisioning_support'] == 'true':
opts['LUNType'] = 0
return opts
def get_smartcache_opts(self, opts):
if opts['smartcache'] == 'true':
if not opts['cachename']:
raise exception.InvalidInput(
reason=_('Cache name is None, please set '
'smartcache:cachename in key.'))
else:
opts['cachename'] = None
return opts
def get_smartpartition_opts(self, opts):
if opts['smartpartition'] == 'true':
if not opts['partitionname']:
raise exception.InvalidInput(
reason=_('Partition name is None, please set '
'smartpartition:partitionname in key.'))
else:
opts['partitionname'] = None
return opts