# XtremIO Drivers
class XtremIOAlreadyMappedError(CinderException):
message = _("Volume to Initiator Group mapping already exists")
-
-
-# DOTHILL
-class DotHillInvalidBackend(CinderException):
- message = _("Backend doesn't exist (%(backend)s)")
-
-
-class DotHillConnectionError(CinderException):
- message = _("%(message)s")
-
-
-class DotHillAuthenticationError(CinderException):
- message = _("%(message)s")
-
-
-class DotHillNotEnoughSpace(CinderException):
- message = _("Not enough space on backend (%(backend)s)")
-
-
-class DotHillRequestError(CinderException):
- message = _("%(message)s")
-
-
-class DotHillNotTargetPortal(CinderException):
- message = _("No active iscsi portals with supplied iscsi ips")
+++ /dev/null
-# (c) Copyright 2015 DotHill Systems
-#
-# 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.
-
-"""Unit tests for OpenStack Cinder DotHill driver."""
-
-import urllib2
-
-from lxml import etree
-import mock
-
-from cinder import exception
-from cinder import test
-from cinder.volume.drivers.dothill import dothill_client as dothill
-from cinder.volume.drivers.dothill import dothill_common
-from cinder.volume.drivers.dothill import dothill_fc
-from cinder.volume.drivers.dothill import dothill_iscsi
-from cinder.zonemanager import utils as fczm_utils
-
-session_key = '12a1626754554a21d85040760c81b'
-resp_login = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
- <PROPERTY name="response-type">success</PROPERTY>
- <PROPERTY name="response-type-numeric">0</PROPERTY>
- <PROPERTY name="response">12a1626754554a21d85040760c81b</PROPERTY>
- <PROPERTY name="return-code">1</PROPERTY></OBJECT></RESPONSE>'''
-resp_badlogin = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
- <PROPERTY name="response-type">error</PROPERTY>
- <PROPERTY name="response-type-numeric">1</PROPERTY>
- <PROPERTY name="response">Authentication failure</PROPERTY>
- <PROPERTY name="return-code">1</PROPERTY></OBJECT></RESPONSE>'''
-response_ok = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
- <PROPERTY name="response">some data</PROPERTY>
- <PROPERTY name="return-code">0</PROPERTY>
- </OBJECT></RESPONSE>'''
-response_not_ok = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
- <PROPERTY name="response">Error Message</PROPERTY>
- <PROPERTY name="return-code">1</PROPERTY>
- </OBJECT></RESPONSE>'''
-response_stats_linear = '''<RESPONSE><OBJECT basetype="virtual-disks">
- <PROPERTY name="size-numeric">3863830528</PROPERTY>
- <PROPERTY name="freespace-numeric">3863830528</PROPERTY>
- </OBJECT></RESPONSE>'''
-response_stats_realstor = '''<RESPONSE><OBJECT basetype="pools">
- <PROPERTY name="total-size-numeric">3863830528</PROPERTY>
- <PROPERTY name="total-avail-numeric">3863830528</PROPERTY>
- </OBJECT></RESPONSE>'''
-response_no_lun = '''<RESPONSE></RESPONSE>'''
-response_lun = '''<RESPONSE><OBJECT basetype="host-view-mappings">
- <PROPERTY name="lun">1</PROPERTY></OBJECT>
- <OBJECT basetype="host-view-mappings">
- <PROPERTY name="lun">4</PROPERTY></OBJECT></RESPONSE>'''
-response_ports = '''<RESPONSE>
- <OBJECT basetype="port">
- <PROPERTY name="port-type">FC</PROPERTY>
- <PROPERTY name="target-id">id1</PROPERTY>
- <PROPERTY name="status">Disconnected</PROPERTY></OBJECT>
- <OBJECT basetype="port">
- <PROPERTY name="port-type">FC</PROPERTY>
- <PROPERTY name="target-id">id2</PROPERTY>
- <PROPERTY name="status">Up</PROPERTY></OBJECT>
- <OBJECT basetype="port">
- <PROPERTY name="port-type">iSCSI</PROPERTY>
- <PROPERTY name="target-id">id3</PROPERTY>
- <PROPERTY name="%(ip)s" >10.0.0.10</PROPERTY>
- <PROPERTY name="status">Disconnected</PROPERTY></OBJECT>
- <OBJECT basetype="port">
- <PROPERTY name="port-type">iSCSI</PROPERTY>
- <PROPERTY name="target-id">id4</PROPERTY>
- <PROPERTY name="%(ip)s" >10.0.0.11</PROPERTY>
- <PROPERTY name="status">Up</PROPERTY></OBJECT>
- <OBJECT basetype="port">
- <PROPERTY name="port-type">iSCSI</PROPERTY>
- <PROPERTY name="target-id">id5</PROPERTY>
- <PROPERTY name="%(ip)s" >10.0.0.12</PROPERTY>
- <PROPERTY name="status">Up</PROPERTY></OBJECT>
- </RESPONSE>'''
-
-response_ports_linear = response_ports % {'ip': 'primary-ip-address'}
-response_ports_realstor = response_ports % {'ip': 'ip-address'}
-
-
-invalid_xml = '''<RESPONSE></RESPONSE>'''
-malformed_xml = '''<RESPONSE>'''
-fake_xml = '''<fakexml></fakexml>'''
-
-stats_low_space = {'free_capacity_gb': 10, 'total_capacity_gb': 100}
-stats_large_space = {'free_capacity_gb': 90, 'total_capacity_gb': 100}
-
-vol_id = 'fceec30e-98bc-4ce5-85ff-d7309cc17cc2'
-test_volume = {'id': vol_id, 'name_id': None,
- 'display_name': 'test volume', 'name': 'volume', 'size': 10}
-test_retype_volume = {'attach_status': 'available', 'id': vol_id,
- 'name_id': None, 'display_name': 'test volume',
- 'name': 'volume', 'size': 10}
-test_host = {'capabilities': {'location_info':
- 'DotHillVolumeDriver:xxxxx:dg02:A'}}
-test_snap = {'id': 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa',
- 'volume': {'name_id': None},
- 'volume_id': vol_id,
- 'display_name': 'test volume', 'name': 'volume', 'size': 10}
-encoded_volid = 'v_O7DDpi8TOWF_9cwnMF'
-encoded_snapid = 's_O7DDpi8TOWF_9cwnMF'
-dest_volume = {'id': 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa',
- 'source_volid': vol_id,
- 'display_name': 'test volume', 'name': 'volume', 'size': 10}
-attached_volume = {'id': vol_id,
- 'display_name': 'test volume', 'name': 'volume',
- 'size': 10, 'status': 'in-use',
- 'attach_status': 'attached'}
-attaching_volume = {'id': vol_id,
- 'display_name': 'test volume', 'name': 'volume',
- 'size': 10, 'status': 'attaching',
- 'attach_status': 'attached'}
-detached_volume = {'id': vol_id, 'name_id': None,
- 'display_name': 'test volume', 'name': 'volume',
- 'size': 10, 'status': 'available',
- 'attach_status': 'detached'}
-
-connector = {'ip': '10.0.0.2',
- 'initiator': 'iqn.1993-08.org.debian:01:222',
- 'wwpns': ["111111111111111", "111111111111112"],
- 'wwnns': ["211111111111111", "211111111111112"],
- 'host': 'fakehost'}
-invalid_connector = {'ip': '10.0.0.2',
- 'initiator': '',
- 'wwpns': [],
- 'wwnns': [],
- 'host': 'fakehost'}
-
-
-class TestDotHillClient(test.TestCase):
- def setUp(self):
- super(TestDotHillClient, self).setUp()
- self.login = 'manage'
- self.passwd = '!manage'
- self.ip = '10.0.0.1'
- self.protocol = 'http'
- self.client = dothill.DotHillClient(self.ip, self.login, self.passwd,
- self.protocol)
-
- @mock.patch('urllib2.urlopen')
- def test_login(self, mock_url_open):
- m = mock.Mock()
- m.read.side_effect = [resp_login]
- mock_url_open.return_value = m
- self.client.login()
- self.assertEqual(session_key, self.client._session_key)
- m.read.side_effect = [resp_badlogin]
- self.assertRaises(exception.DotHillAuthenticationError,
- self.client.login)
-
- def test_build_request_url(self):
- url = self.client._build_request_url('/path')
- self.assertEqual('http://10.0.0.1/api/path', url)
- url = self.client._build_request_url('/path', arg1='val1')
- self.assertEqual('http://10.0.0.1/api/path/arg1/val1', url)
- url = self.client._build_request_url('/path', arg_1='val1')
- self.assertEqual('http://10.0.0.1/api/path/arg-1/val1', url)
- url = self.client._build_request_url('/path', 'arg1')
- self.assertEqual('http://10.0.0.1/api/path/arg1', url)
- url = self.client._build_request_url('/path', 'arg1', arg2='val2')
- self.assertEqual('http://10.0.0.1/api/path/arg2/val2/arg1', url)
- url = self.client._build_request_url('/path', 'arg1', 'arg3',
- arg2='val2')
- self.assertEqual('http://10.0.0.1/api/path/arg2/val2/arg1/arg3', url)
-
- @mock.patch('urllib2.urlopen')
- def test_request(self, mock_url_open):
- self.client._session_key = session_key
-
- m = mock.Mock()
- m.read.side_effect = [response_ok, malformed_xml,
- urllib2.URLError("error")]
- mock_url_open.return_value = m
- ret = self.client._request('/path')
- self.assertTrue(type(ret) == etree._Element)
- self.assertRaises(exception.DotHillConnectionError,
- self.client._request,
- '/path')
- self.assertRaises(exception.DotHillConnectionError,
- self.client._request,
- '/path')
-
- def test_assert_response_ok(self):
- ok_tree = etree.XML(response_ok)
- not_ok_tree = etree.XML(response_not_ok)
- invalid_tree = etree.XML(invalid_xml)
- ret = self.client._assert_response_ok(ok_tree)
- self.assertEqual(None, ret)
- self.assertRaises(exception.DotHillRequestError,
- self.client._assert_response_ok,
- not_ok_tree)
- self.assertRaises(exception.DotHillRequestError,
- self.client._assert_response_ok, invalid_tree)
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_backend_exists(self, mock_request):
- mock_request.side_effect = [exception.DotHillRequestError,
- fake_xml]
- self.assertEqual(False, self.client.backend_exists('backend_name',
- 'linear'))
- self.assertEqual(True, self.client.backend_exists('backend_name',
- 'linear'))
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_backend_stats(self, mock_request):
- stats = {'free_capacity_gb': 1979,
- 'total_capacity_gb': 1979}
- linear = etree.XML(response_stats_linear)
- realstor = etree.XML(response_stats_realstor)
- mock_request.side_effect = [linear, realstor]
-
- self.assertEqual(stats, self.client.backend_stats('OpenStack',
- 'linear'))
- self.assertEqual(stats, self.client.backend_stats('OpenStack',
- 'realstor'))
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_get_lun(self, mock_request):
- mock_request.side_effect = [etree.XML(response_no_lun),
- etree.XML(response_lun)]
- ret = self.client._get_first_available_lun_for_host("fakehost")
- self.assertEqual(1, ret)
- ret = self.client._get_first_available_lun_for_host("fakehost")
- self.assertEqual(2, ret)
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_get_ports(self, mock_request):
- mock_request.side_effect = [etree.XML(response_ports)]
- ret = self.client.get_active_target_ports()
- self.assertEqual([{'port-type': 'FC',
- 'target-id': 'id2',
- 'status': 'Up'},
- {'port-type': 'iSCSI',
- 'target-id': 'id4',
- 'status': 'Up'},
- {'port-type': 'iSCSI',
- 'target-id': 'id5',
- 'status': 'Up'}], ret)
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_get_fc_ports(self, mock_request):
- mock_request.side_effect = [etree.XML(response_ports)]
- ret = self.client.get_active_fc_target_ports()
- self.assertEqual(['id2'], ret)
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_get_iscsi_iqns(self, mock_request):
- mock_request.side_effect = [etree.XML(response_ports)]
- ret = self.client.get_active_iscsi_target_iqns()
- self.assertEqual(['id4', 'id5'], ret)
-
- @mock.patch.object(dothill.DotHillClient, '_request')
- def test_get_iscsi_portals(self, mock_request):
- portals = {'10.0.0.12': 'Up', '10.0.0.11': 'Up'}
- mock_request.side_effect = [etree.XML(response_ports_linear),
- etree.XML(response_ports_realstor)]
- ret = self.client.get_active_iscsi_target_portals('linear')
- self.assertEqual(portals, ret)
- ret = self.client.get_active_iscsi_target_portals('realstor')
- self.assertEqual(portals, ret)
-
-
-class FakeConfiguration1(object):
- dothill_backend_name = 'OpenStack'
- dothill_backend_type = 'linear'
- san_ip = '10.0.0.1'
- san_login = 'manage'
- san_password = '!manage'
- dothill_wbi_protocol = 'http'
-
- def safe_get(self, key):
- return 'fakevalue'
-
-
-class FakeConfiguration2(FakeConfiguration1):
- dothill_iscsi_ips = ['10.0.0.11']
- use_chap_auth = None
-
-
-class TestFCDotHillCommon(test.TestCase):
- def setUp(self):
- super(TestFCDotHillCommon, self).setUp()
- self.config = FakeConfiguration1()
- self.common = dothill_common.DotHillCommon(self.config)
- self.common.client_login = mock.MagicMock()
- self.common.client_logout = mock.MagicMock()
- self.common.serialNumber = "xxxxx"
- self.common.owner = "A"
- self.connector_element = "wwpns"
-
- @mock.patch.object(dothill.DotHillClient, 'get_serial_number')
- @mock.patch.object(dothill.DotHillClient, 'get_owner_info')
- @mock.patch.object(dothill.DotHillClient, 'backend_exists')
- def test_do_setup(self, mock_backend_exists,
- mock_owner_info, mock_serial_number):
- mock_backend_exists.side_effect = [False, True]
- mock_owner_info.return_value = "A"
- mock_serial_number.return_value = "xxxxx"
- self.assertRaises(exception.DotHillInvalidBackend,
- self.common.do_setup, None)
- self.assertEqual(None, self.common.do_setup(None))
- mock_backend_exists.assert_called_with(self.common.backend_name,
- self.common.backend_type)
- mock_owner_info.assert_called_with(self.common.backend_name)
-
- def test_vol_name(self):
- self.assertEqual(encoded_volid, self.common._get_vol_name(vol_id))
- self.assertEqual(encoded_snapid, self.common._get_snap_name(vol_id))
-
- def test_check_flags(self):
- class FakeOptions(object):
- def __init__(self, d):
- for k, v in d.items():
- self.__dict__[k] = v
-
- options = FakeOptions({'opt1': 'val1', 'opt2': 'val2'})
- required_flags = ['opt1', 'opt2']
- ret = self.common.check_flags(options, required_flags)
- self.assertEqual(None, ret)
-
- options = FakeOptions({'opt1': 'val1', 'opt2': 'val2'})
- required_flags = ['opt1', 'opt2', 'opt3']
- self.assertRaises(exception.Invalid, self.common.check_flags,
- options, required_flags)
-
- def test_assert_connector_ok(self):
- self.assertRaises(exception.InvalidInput,
- self.common._assert_connector_ok, invalid_connector,
- self.connector_element)
- self.assertIsNone(self.common._assert_connector_ok(
- connector,
- self.connector_element))
-
- @mock.patch.object(dothill.DotHillClient, 'backend_stats')
- def test_update_volume_stats(self, mock_stats):
- mock_stats.side_effect = [exception.DotHillRequestError,
- stats_large_space]
-
- self.assertRaises(exception.Invalid, self.common._update_volume_stats)
- mock_stats.assert_called_with(self.common.backend_name,
- self.common.backend_type)
- ret = self.common._update_volume_stats()
-
- self.assertEqual(None, ret)
- self.assertEqual({'driver_version': self.common.VERSION,
- 'pools': [{'QoS_support': False,
- 'free_capacity_gb': 90,
- 'location_info':
- 'DotHillVolumeDriver:xxxxx:OpenStack:A',
- 'pool_name': 'OpenStack',
- 'total_capacity_gb': 100}],
- 'storage_protocol': None,
- 'vendor_name': 'DotHill',
- 'volume_backend_name': None}, self.common.stats)
-
- @mock.patch.object(dothill.DotHillClient, 'create_volume')
- def test_create_volume(self, mock_create):
- mock_create.side_effect = [exception.DotHillRequestError, None]
-
- self.assertRaises(exception.Invalid, self.common.create_volume,
- test_volume)
- ret = self.common.create_volume(test_volume)
- self.assertEqual(None, ret)
- mock_create.assert_called_with(encoded_volid,
- "%sGB" % test_volume['size'],
- self.common.backend_name,
- self.common.backend_type)
-
- @mock.patch.object(dothill.DotHillClient, 'delete_volume')
- def test_delete_volume(self, mock_delete):
- not_found_e = exception.DotHillRequestError(
- 'The volume was not found on this system.')
- mock_delete.side_effect = [not_found_e, exception.DotHillRequestError,
- None]
- self.assertEqual(None, self.common.delete_volume(test_volume))
- self.assertRaises(exception.Invalid, self.common.delete_volume,
- test_volume)
- self.assertEqual(None, self.common.delete_volume(test_volume))
- mock_delete.assert_called_with(encoded_volid)
-
- @mock.patch.object(dothill.DotHillClient, 'copy_volume')
- @mock.patch.object(dothill.DotHillClient, 'backend_stats')
- def test_create_cloned_volume(self, mock_stats, mock_copy):
- mock_stats.side_effect = [stats_low_space, stats_large_space,
- stats_large_space]
-
- self.assertRaises(exception.DotHillNotEnoughSpace,
- self.common.create_cloned_volume,
- dest_volume, detached_volume)
- self.assertFalse(mock_copy.called)
-
- mock_copy.side_effect = [exception.DotHillRequestError, None]
- self.assertRaises(exception.Invalid,
- self.common.create_cloned_volume,
- dest_volume, detached_volume)
-
- ret = self.common.create_cloned_volume(dest_volume, detached_volume)
- self.assertEqual(None, ret)
-
- mock_copy.assert_called_with(encoded_volid,
- 'vqqqqqqqqqqqqqqqqqqq',
- 0, self.common.backend_name)
-
- @mock.patch.object(dothill.DotHillClient, 'copy_volume')
- @mock.patch.object(dothill.DotHillClient, 'backend_stats')
- def test_create_volume_from_snapshot(self, mock_stats, mock_copy):
- mock_stats.side_effect = [stats_low_space, stats_large_space,
- stats_large_space]
-
- self.assertRaises(exception.DotHillNotEnoughSpace,
- self.common.create_volume_from_snapshot,
- dest_volume, test_snap)
-
- mock_copy.side_effect = [exception.DotHillRequestError, None]
- self.assertRaises(exception.Invalid,
- self.common.create_volume_from_snapshot,
- dest_volume, test_snap)
-
- ret = self.common.create_volume_from_snapshot(dest_volume, test_snap)
- self.assertEqual(None, ret)
- mock_copy.assert_called_with('sqqqqqqqqqqqqqqqqqqq',
- 'vqqqqqqqqqqqqqqqqqqq',
- 0, self.common.backend_name)
-
- @mock.patch.object(dothill.DotHillClient, 'extend_volume')
- def test_extend_volume(self, mock_extend):
- mock_extend.side_effect = [exception.DotHillRequestError, None]
-
- self.assertRaises(exception.Invalid, self.common.extend_volume,
- test_volume, 20)
- ret = self.common.extend_volume(test_volume, 20)
- self.assertEqual(None, ret)
- mock_extend.assert_called_with(encoded_volid, '10GB')
-
- @mock.patch.object(dothill.DotHillClient, 'create_snapshot')
- def test_create_snapshot(self, mock_create):
- mock_create.side_effect = [exception.DotHillRequestError, None]
-
- self.assertRaises(exception.Invalid, self.common.create_snapshot,
- test_snap)
- ret = self.common.create_snapshot(test_snap)
- self.assertEqual(None, ret)
- mock_create.assert_called_with(encoded_volid, 'sqqqqqqqqqqqqqqqqqqq')
-
- @mock.patch.object(dothill.DotHillClient, 'delete_snapshot')
- def test_delete_snapshot(self, mock_delete):
- not_found_e = exception.DotHillRequestError(
- 'The volume was not found on this system.')
- mock_delete.side_effect = [not_found_e, exception.DotHillRequestError,
- None]
-
- self.assertEqual(None, self.common.delete_snapshot(test_snap))
- self.assertRaises(exception.Invalid, self.common.delete_snapshot,
- test_snap)
- self.assertEqual(None, self.common.delete_snapshot(test_snap))
- mock_delete.assert_called_with('sqqqqqqqqqqqqqqqqqqq')
-
- @mock.patch.object(dothill.DotHillClient, 'map_volume')
- def test_map_volume(self, mock_map):
- mock_map.side_effect = [exception.DotHillRequestError, 10]
-
- self.assertRaises(exception.Invalid, self.common.map_volume,
- test_volume, connector, self.connector_element)
- lun = self.common.map_volume(test_volume, connector,
- self.connector_element)
- self.assertEqual(10, lun)
- mock_map.assert_called_with(encoded_volid,
- connector, self.connector_element)
-
- @mock.patch.object(dothill.DotHillClient, 'unmap_volume')
- def test_unmap_volume(self, mock_unmap):
- mock_unmap.side_effect = [exception.DotHillRequestError, None]
-
- self.assertRaises(exception.Invalid, self.common.unmap_volume,
- test_volume, connector, self.connector_element)
- ret = self.common.unmap_volume(test_volume, connector,
- self.connector_element)
- self.assertEqual(None, ret)
- mock_unmap.assert_called_with(encoded_volid, connector,
- self.connector_element)
-
- @mock.patch.object(dothill.DotHillClient, 'copy_volume')
- @mock.patch.object(dothill.DotHillClient, 'delete_volume')
- @mock.patch.object(dothill.DotHillClient, 'modify_volume_name')
- def test_retype(self, mock_modify, mock_delete, mock_copy):
- mock_copy.side_effect = [exception.DotHillRequestError, None]
- mock_modify.side_effect = None
- mock_delete.side_effect = None
- self.assertRaises(exception.Invalid, self.common.migrate_volume,
- test_retype_volume, test_host)
- ret = self.common.migrate_volume(test_retype_volume, test_host)
- self.assertEqual((True, None), ret)
- ret = self.common.migrate_volume(test_retype_volume,
- {'capabilities': {}})
- self.assertEqual((False, None), ret)
-
- @mock.patch.object(dothill_common.DotHillCommon, '_get_vol_name')
- @mock.patch.object(dothill.DotHillClient, 'modify_volume_name')
- def test_manage_existing(self, mock_modify, mock_volume):
- existing_ref = {'source-name': 'xxxx'}
- mock_volume.side_effect = None
- mock_modify.side_effect = [exception.DotHillRequestError, None]
- self.assertRaises(exception.Invalid, self.common.manage_existing,
- test_volume, existing_ref)
- ret = self.common.manage_existing(test_volume, existing_ref)
- self.assertEqual(None, ret)
-
- @mock.patch.object(dothill.DotHillClient, 'get_volume_size')
- def test_manage_existing_get_size(self, mock_volume):
- existing_ref = {'source-name': 'xxxx'}
- mock_volume.side_effect = [exception.DotHillRequestError, 1]
- self.assertRaises(exception.Invalid,
- self.common.manage_existing_get_size,
- None, existing_ref)
- ret = self.common.manage_existing_get_size(None, existing_ref)
- self.assertEqual(1, ret)
-
-
-class TestISCSIDotHillCommon(TestFCDotHillCommon):
- def setUp(self):
- super(TestISCSIDotHillCommon, self).setUp()
- self.connector_element = 'initiator'
-
-
-class TestDotHillFC(test.TestCase):
- @mock.patch.object(dothill_common.DotHillCommon, 'do_setup')
- def setUp(self, mock_setup):
- super(TestDotHillFC, self).setUp()
- self.vendor_name = 'DotHill'
-
- mock_setup.return_value = True
-
- def fake_init(self, *args, **kwargs):
- super(dothill_fc.DotHillFCDriver, self).__init__()
- self.common = None
- self.configuration = FakeConfiguration1()
- self.lookup_service = fczm_utils.create_lookup_service()
-
- dothill_fc.DotHillFCDriver.__init__ = fake_init
- self.driver = dothill_fc.DotHillFCDriver()
- self.driver.do_setup(None)
-
- def _test_with_mock(self, mock, method, args, expected=None):
- func = getattr(self.driver, method)
- mock.side_effect = [exception.Invalid(), None]
- self.assertRaises(exception.Invalid, func, *args)
- self.assertEqual(expected, func(*args))
-
- @mock.patch.object(dothill_common.DotHillCommon, 'create_volume')
- def test_create_volume(self, mock_create):
- self._test_with_mock(mock_create, 'create_volume', [None],
- {'metadata': None})
-
- @mock.patch.object(dothill_common.DotHillCommon,
- 'create_cloned_volume')
- def test_create_cloned_volume(self, mock_create):
- self._test_with_mock(mock_create, 'create_cloned_volume', [None, None],
- {'metadata': None})
-
- @mock.patch.object(dothill_common.DotHillCommon,
- 'create_volume_from_snapshot')
- def test_create_volume_from_snapshot(self, mock_create):
- self._test_with_mock(mock_create, 'create_volume_from_snapshot',
- [None, None], None)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'delete_volume')
- def test_delete_volume(self, mock_delete):
- self._test_with_mock(mock_delete, 'delete_volume', [None])
-
- @mock.patch.object(dothill_common.DotHillCommon, 'create_snapshot')
- def test_create_snapshot(self, mock_create):
- self._test_with_mock(mock_create, 'create_snapshot', [None])
-
- @mock.patch.object(dothill_common.DotHillCommon, 'delete_snapshot')
- def test_delete_snapshot(self, mock_delete):
- self._test_with_mock(mock_delete, 'delete_snapshot', [None])
-
- @mock.patch.object(dothill_common.DotHillCommon, 'extend_volume')
- def test_extend_volume(self, mock_extend):
- self._test_with_mock(mock_extend, 'extend_volume', [None, 10])
-
- @mock.patch.object(dothill_common.DotHillCommon, 'client_logout')
- @mock.patch.object(dothill_common.DotHillCommon,
- 'get_active_fc_target_ports')
- @mock.patch.object(dothill_common.DotHillCommon, 'map_volume')
- @mock.patch.object(dothill_common.DotHillCommon, 'client_login')
- def test_initialize_connection(self, mock_login, mock_map, mock_ports,
- mock_logout):
- mock_login.return_value = None
- mock_logout.return_value = None
- mock_map.side_effect = [exception.Invalid, 1]
- mock_ports.side_effect = [['id1']]
-
- self.assertRaises(exception.Invalid,
- self.driver.initialize_connection, test_volume,
- connector)
- mock_map.assert_called_with(test_volume, connector, 'wwpns')
-
- ret = self.driver.initialize_connection(test_volume, connector)
- self.assertEqual({'driver_volume_type': 'fibre_channel',
- 'data': {'initiator_target_map': {
- '111111111111111': ['id1'],
- '111111111111112': ['id1']},
- 'target_wwn': ['id1'],
- 'target_lun': 1,
- 'target_discovered': True}}, ret)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'unmap_volume')
- @mock.patch.object(dothill.DotHillClient, 'list_luns_for_host')
- def test_terminate_connection(self, mock_list, mock_unmap):
- mock_unmap.side_effect = [exception.Invalid, 1]
- mock_list.side_effect = ['yes']
- actual = {'driver_volume_type': 'fibre_channel', 'data': {}}
- self.assertRaises(exception.Invalid,
- self.driver.terminate_connection, test_volume,
- connector)
- mock_unmap.assert_called_with(test_volume, connector, 'wwpns')
-
- ret = self.driver.terminate_connection(test_volume, connector)
- self.assertEqual(actual, ret)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'get_volume_stats')
- def test_get_volume_stats(self, mock_stats):
- stats = {'storage_protocol': None,
- 'driver_version': self.driver.VERSION,
- 'volume_backend_name': None,
- 'vendor_name': self.vendor_name,
- 'pools': [{'free_capacity_gb': 90,
- 'reserved_percentage': 0,
- 'total_capacity_gb': 100,
- 'QoS_support': False,
- 'location_info': 'xx:xx:xx:xx',
- 'pool_name': 'x'}]}
- mock_stats.side_effect = [exception.Invalid, stats, stats]
-
- self.assertRaises(exception.Invalid, self.driver.get_volume_stats,
- False)
- ret = self.driver.get_volume_stats(False)
- self.assertEqual(stats, ret)
-
- ret = self.driver.get_volume_stats(True)
- self.assertEqual(stats, ret)
- mock_stats.assert_called_with(True)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'retype')
- def test_retype(self, mock_retype):
- mock_retype.side_effect = [exception.Invalid, True, False]
- args = [None, None, None, None, None]
- self.assertRaises(exception.Invalid, self.driver.retype, *args)
- self.assertEqual(True, self.driver.retype(*args))
- self.assertEqual(False, self.driver.retype(*args))
-
- @mock.patch.object(dothill_common.DotHillCommon, 'manage_existing')
- def test_manage_existing(self, mock_manage_existing):
- self._test_with_mock(mock_manage_existing, 'manage_existing',
- [None, None])
-
- @mock.patch.object(dothill_common.DotHillCommon,
- 'manage_existing_get_size')
- def test_manage_size(self, mock_manage_size):
- mock_manage_size.side_effect = [exception.Invalid, 1]
- self.assertRaises(exception.Invalid,
- self.driver.manage_existing_get_size,
- None, None)
- self.assertEqual(1, self.driver.manage_existing_get_size(None, None))
-
-
-class TestDotHillISCSI(TestDotHillFC):
- @mock.patch.object(dothill_common.DotHillCommon, 'do_setup')
- def setUp(self, mock_setup):
- super(TestDotHillISCSI, self).setUp()
- self.vendor_name = 'DotHill'
- mock_setup.return_value = True
-
- def fake_init(self, *args, **kwargs):
- super(dothill_iscsi.DotHillISCSIDriver, self).__init__()
- self.common = None
- self.configuration = FakeConfiguration2()
- self.iscsi_ips = ['10.0.0.11']
-
- dothill_iscsi.DotHillISCSIDriver.__init__ = fake_init
- self.driver = dothill_iscsi.DotHillISCSIDriver()
- self.driver.do_setup(None)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'client_logout')
- @mock.patch.object(dothill_common.DotHillCommon,
- 'get_active_iscsi_target_portals')
- @mock.patch.object(dothill_common.DotHillCommon,
- 'get_active_iscsi_target_iqns')
- @mock.patch.object(dothill_common.DotHillCommon, 'map_volume')
- @mock.patch.object(dothill_common.DotHillCommon, 'client_login')
- def test_initialize_connection(self, mock_login, mock_map, mock_iqns,
- mock_portals, mock_logout):
- mock_login.return_value = None
- mock_logout.return_value = None
- mock_map.side_effect = [exception.Invalid, 1]
- self.driver.iscsi_ips = ['10.0.0.11']
- self.driver.initialize_iscsi_ports()
- mock_iqns.side_effect = [['id2']]
- mock_portals.side_effect = {'10.0.0.11': 'Up', '10.0.0.12': 'Up'}
-
- self.assertRaises(exception.Invalid,
- self.driver.initialize_connection, test_volume,
- connector)
- mock_map.assert_called_with(test_volume, connector, 'initiator')
-
- ret = self.driver.initialize_connection(test_volume, connector)
- self.assertEqual({'driver_volume_type': 'iscsi',
- 'data': {'target_iqn': 'id2',
- 'target_lun': 1,
- 'target_discovered': True,
- 'target_portal': '10.0.0.11:3260'}}, ret)
-
- @mock.patch.object(dothill_common.DotHillCommon, 'unmap_volume')
- def test_terminate_connection(self, mock_unmap):
- mock_unmap.side_effect = [exception.Invalid, 1]
-
- self.assertRaises(exception.Invalid,
- self.driver.terminate_connection, test_volume,
- connector)
- mock_unmap.assert_called_with(test_volume, connector, 'initiator')
-
- ret = self.driver.terminate_connection(test_volume, connector)
- self.assertEqual(None, ret)
+++ /dev/null
-# Copyright 2015 DotHill Systems
-#
-# 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 hashlib import md5
-import math
-import time
-import urllib2
-
-from lxml import etree
-from oslo_log import log as logging
-
-from cinder import exception
-
-LOG = logging.getLogger(__name__)
-
-
-class DotHillClient(object):
- def __init__(self, host, login, password, protocol):
- self._login = login
- self._password = password
- self._base_url = "%s://%s/api" % (protocol, host)
- self._session_key = None
-
- def _get_auth_token(self, xml):
- """Parse an XML authentication reply to extract the session key."""
- self._session_key = None
- tree = etree.XML(xml)
- if tree.findtext(".//PROPERTY[@name='response-type']") == "success":
- self._session_key = tree.findtext(".//PROPERTY[@name='response']")
-
- def login(self):
- """Authenticates the service on the device."""
- hash_ = md5("%s_%s" % (self._login, self._password))
- digest = hash_.hexdigest()
-
- url = self._base_url + "/login/" + digest
- try:
- xml = urllib2.urlopen(url).read()
- except urllib2.URLError:
- raise exception.DotHillConnectionError
-
- self._get_auth_token(xml)
-
- if self._session_key is None:
- raise exception.DotHillAuthenticationError
-
- def _assert_response_ok(self, tree):
- """Parses the XML returned by the device to check the return code.
-
- Raises a DotHillRequestError error if the return code is not 0.
- """
- return_code = tree.findtext(".//PROPERTY[@name='return-code']")
- if return_code and return_code != '0':
- raise exception.DotHillRequestError(
- message=tree.findtext(".//PROPERTY[@name='response']"))
- elif not return_code:
- raise exception.DotHillRequestError(message="No status found")
-
- def _build_request_url(self, path, *args, **kargs):
- url = self._base_url + path
- if kargs:
- url += '/' + '/'.join(["%s/%s" % (k.replace('_', '-'), v)
- for (k, v) in kargs.items()])
- if args:
- url += '/' + '/'.join(args)
-
- return url
-
- def _request(self, path, *args, **kargs):
- """Performs an HTTP request on the device.
-
- Raises a DotHillRequestError if the device returned but the status is
- not 0. The device error message will be used in the exception message.
-
- If the status is OK, returns the XML data for further processing.
- """
-
- url = self._build_request_url(path, *args, **kargs)
- headers = {'dataType': 'api', 'sessionKey': self._session_key}
- req = urllib2.Request(url, headers=headers)
- try:
- xml = urllib2.urlopen(req).read()
- tree = etree.XML(xml)
- except Exception:
- raise exception.DotHillConnectionError
-
- if path == "/show/volumecopy-status":
- return tree
- self._assert_response_ok(tree)
- return tree
-
- def logout(self):
- url = self._base_url + '/exit'
- try:
- urllib2.urlopen(url)
- return True
- except Exception:
- return False
-
- def create_volume(self, name, size, backend_name, backend_type):
- # NOTE: size is in this format: [0-9]+GB
- path_dict = {'size': size}
- if backend_type == "linear":
- path_dict['vdisk'] = backend_name
- else:
- path_dict['pool'] = backend_name
-
- self._request("/create/volume", name, **path_dict)
- return None
-
- def delete_volume(self, name):
- self._request("/delete/volumes", name)
-
- def extend_volume(self, name, added_size):
- self._request("/expand/volume", name, size=added_size)
-
- def create_snapshot(self, volume_name, snap_name):
- self._request("/create/snapshots", snap_name, volumes=volume_name)
-
- def delete_snapshot(self, snap_name):
- self._request("/delete/snapshot", "cleanup", snap_name)
-
- def backend_exists(self, backend_name, backend_type):
- try:
- if backend_type == "linear":
- path = "/show/vdisks"
- else:
- path = "/show/pools"
- self._request(path, backend_name)
- return True
- except exception.DotHillRequestError:
- return False
-
- def _get_size(self, size):
- return int(math.ceil(float(size) * 512 / (10 ** 9)))
-
- def backend_stats(self, backend_name, backend_type):
- stats = {'free_capacity_gb': 0,
- 'total_capacity_gb': 0}
- prop_list = []
- if backend_type == "linear":
- path = "/show/vdisks"
- prop_list = ["size-numeric", "freespace-numeric"]
- else:
- path = "/show/pools"
- prop_list = ["total-size-numeric", "total-avail-numeric"]
- tree = self._request(path, backend_name)
-
- size = tree.findtext(".//PROPERTY[@name='%s']" % prop_list[0])
- if size:
- stats['total_capacity_gb'] = self._get_size(size)
-
- size = tree.findtext(".//PROPERTY[@name='%s']" % prop_list[1])
- if size:
- stats['free_capacity_gb'] = self._get_size(size)
- return stats
-
- def list_luns_for_host(self, host):
- tree = self._request("/show/host-maps", host)
- return [int(prop.text) for prop in tree.xpath(
- "//PROPERTY[@name='lun']")]
-
- def _get_first_available_lun_for_host(self, host):
- luns = self.list_luns_for_host(host)
- lun = 1
- while True:
- if lun not in luns:
- return lun
- lun += 1
-
- def map_volume(self, volume_name, connector, connector_element):
- if connector_element == 'wwpns':
- lun = self._get_first_available_lun_for_host(connector['wwpns'][0])
- host = ",".join(connector['wwpns'])
- else:
- host = connector['initiator']
- host_status = self._check_host(host)
- if host_status != 0:
- hostname = self._safe_hostname(connector['host'])
- self._request("/create/host", hostname, id=host)
- lun = self._get_first_available_lun_for_host(host)
-
- self._request("/map/volume",
- volume_name,
- lun=str(lun),
- host=host,
- access="rw")
- return lun
-
- def unmap_volume(self, volume_name, connector, connector_element):
- if connector_element == 'wwpns':
- host = ",".join(connector['wwpns'])
- else:
- host = connector['initiator']
- self._request("/unmap/volume", volume_name, host=host)
-
- def get_active_target_ports(self):
- ports = []
- tree = self._request("/show/ports")
-
- for obj in tree.xpath("//OBJECT[@basetype='port']"):
- port = {prop.get('name'): prop.text
- for prop in obj.iter("PROPERTY")
- if prop.get('name') in
- ["port-type", "target-id", "status"]}
- if port['status'] == 'Up':
- ports.append(port)
- return ports
-
- def get_active_fc_target_ports(self):
- return [port['target-id'] for port in self.get_active_target_ports()
- if port['port-type'] == "FC"]
-
- def get_active_iscsi_target_iqns(self):
- return [port['target-id'] for port in self.get_active_target_ports()
- if port['port-type'] == "iSCSI"]
-
- def copy_volume(self, src_name, dest_name, same_bknd, dest_bknd_name):
- self._request("/volumecopy",
- dest_name,
- dest_vdisk=dest_bknd_name,
- source_volume=src_name,
- prompt='yes')
-
- if same_bknd == 0:
- return
-
- count = 0
- while True:
- tree = self._request("/show/volumecopy-status")
- return_code = tree.findtext(".//PROPERTY[@name='return-code']")
-
- if return_code == '0':
- status = tree.findtext(".//PROPERTY[@name='progress']")
- progress = False
- if status:
- progress = True
- LOG.debug("Volume copy is in progress %s", status)
- if not progress:
- LOG.debug("Volume copy completed %s", status)
- break
- else:
- if count >= 5:
- LOG.debug("Error in copying volume %s", src_name)
- raise exception.DotHillRequestError
- break
- time.sleep(1)
- count += 1
-
- time.sleep(5)
-
- def _check_host(self, host):
- host_status = -1
- tree = self._request("/show/hosts")
- for prop in tree.xpath("//PROPERTY[@name='host-id' and text()='%s']"
- % host):
- host_status = 0
- return host_status
-
- def _safe_hostname(self, hostname):
- """DotHill hostname restrictions.
-
- A host name cannot include " , \ in linear and " , < > \ in realstor
- and can have a max of 15 bytes in linear and 32 bytes in realstor.
- """
- for ch in [',', '"', '\\', '<', '>']:
- if ch in hostname:
- hostname = hostname.replace(ch, '')
- index = len(hostname)
- if index > 15:
- index = 15
- return hostname[:index]
-
- def get_active_iscsi_target_portals(self, backend_type):
- # This function returns {'ip': status,}
- portals = {}
- prop = ""
- tree = self._request("/show/ports")
- if backend_type == "linear":
- prop = "primary-ip-address"
- else:
- prop = "ip-address"
-
- iscsi_ips = [ip.text for ip in tree.xpath(
- "//PROPERTY[@name='%s']" % prop)]
- if not iscsi_ips:
- return portals
- for index, port_type in enumerate(tree.xpath(
- "//PROPERTY[@name='port-type' and text()='iSCSI']")):
- status = port_type.getparent().findtext("PROPERTY[@name='status']")
- if status == 'Up':
- portals[iscsi_ips[index]] = status
- return portals
-
- def get_chap_record(self, initiator_name):
- tree = self._request("/show/chap-records")
- for prop in tree.xpath("//PROPERTY[@name='initiator-name' and "
- "text()='%s']" % initiator_name):
- chap_secret = prop.getparent().findtext("PROPERTY[@name='initiator"
- "-secret']")
- return chap_secret
-
- def create_chap_record(self, initiator_name, chap_secret):
- self._request("/create/chap-record",
- name=initiator_name,
- secret=chap_secret)
-
- def get_serial_number(self):
- tree = self._request("/show/system")
- return tree.findtext(".//PROPERTY[@name='midplane-serial-number']")
-
- def get_owner_info(self, backend_name):
- tree = self._request("/show/vdisks", backend_name)
- return tree.findtext(".//PROPERTY[@name='owner']")
-
- def modify_volume_name(self, old_name, new_name):
- self._request("/set/volume", old_name, name=new_name)
-
- def get_volume_size(self, volume_name):
- tree = self._request("/show/volumes", volume_name)
- size = tree.findtext(".//PROPERTY[@name='size-numeric']")
- return self._get_size(size)
+++ /dev/null
-# Copyright 2015 DotHill Systems
-#
-# 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 driver common utilities for DotHill Storage array
-"""
-
-import base64
-import six
-import uuid
-
-from oslo_config import cfg
-from oslo_log import log as logging
-
-from cinder import exception
-from cinder.i18n import _, _LE
-from cinder.volume.drivers.dothill import dothill_client as dothill
-
-LOG = logging.getLogger(__name__)
-
-common_opt = [
- cfg.StrOpt('dothill_backend_name',
- default='OpenStack',
- help="VDisk or Pool name to use for volume creation."),
- cfg.StrOpt('dothill_backend_type',
- choices=['linear', 'realstor'],
- help="linear(for VDisk) or realstor(for Pool)"),
- cfg.StrOpt('dothill_wbi_protocol',
- choices=['http', 'https'],
- help="DotHill web interface protocol"),
-]
-
-iscsi_opt = [
- cfg.ListOpt('dothill_iscsi_ips',
- default=[],
- help="List of target iSCSI addresses"),
-]
-
-CONF = cfg.CONF
-CONF.register_opts(common_opt)
-CONF.register_opts(iscsi_opt)
-
-
-class DotHillCommon(object):
- VERSION = "0.1"
-
- stats = {}
-
- def __init__(self, config):
- self.config = config
- self.vendor_name = "DotHill"
- self.backend_name = self.config.dothill_backend_name
- self.backend_type = self.config.dothill_backend_type
- self.client = dothill.DotHillClient(self.config.san_ip,
- self.config.san_login,
- self.config.san_password,
- self.config.dothill_wbi_protocol)
-
- def get_version(self):
- return self.VERSION
-
- def do_setup(self, context):
- self.client_login()
- self._validate_backend()
- if (self.backend_type == "linear" or
- (self.backend_type == "realstor" and
- self.backend_name not in ['A', 'B'])):
- self._get_owner_info(self.backend_name)
- self._get_serial_number()
- self.client_logout()
-
- def client_login(self):
- LOG.debug("Connecting to %s Array.", self.vendor_name)
- try:
- self.client.login()
- except exception.DotHillConnectionError as ex:
- msg = _("Failed to connect to %(vendor_name)s Array %(host)s: "
- "%(err)s") % {'vendor_name': self.vendor_name,
- 'host': self.config.san_ip,
- 'err': six.text_type(ex)}
- LOG.error(msg)
- raise exception.DotHillConnectionError(message=msg)
- except exception.DotHillAuthenticationError:
- msg = _("Failed to log on %s Array "
- "(invalid login?).") % self.vendor_name
- LOG.error(msg)
- raise exception.DotHillAuthenticationError(message=msg)
-
- def _get_serial_number(self):
- self.serialNumber = self.client.get_serial_number()
-
- def _get_owner_info(self, backend_name):
- self.owner = self.client.get_owner_info(backend_name)
-
- def _validate_backend(self):
- if not self.client.backend_exists(self.backend_name,
- self.backend_type):
- self.client_logout()
- raise exception.DotHillInvalidBackend(backend=self.backend_name)
-
- def client_logout(self):
- self.client.logout()
- LOG.debug("Disconnected from %s Array.", self.vendor_name)
-
- def _get_vol_name(self, volume_id):
- volume_name = self._encode_name(volume_id)
- return "v%s" % volume_name
-
- def _get_snap_name(self, snapshot_id):
- snapshot_name = self._encode_name(snapshot_id)
- return "s%s" % snapshot_name
-
- def _encode_name(self, name):
- """Get converted DotHill volume name.
-
- Converts the openstack volume id from
- fceec30e-98bc-4ce5-85ff-d7309cc17cc2
- to
- v_O7DDpi8TOWF_9cwnMF
-
- We convert the 128(32*4) bits of the uuid into a 24character long
- base64 encoded string. This still exceeds the limit of 20 characters
- so we truncate the name later.
- """
- uuid_str = name.replace("-", "")
- vol_uuid = uuid.UUID('urn:uuid:%s' % uuid_str)
- vol_encoded = base64.b64encode(vol_uuid.bytes)
- vol_encoded = vol_encoded.replace('=', '')
-
- # + is not a valid character for DotHill
- vol_encoded = vol_encoded.replace('+', '.')
- # since we use http URLs to send paramters, '/' is not an acceptable
- # parameter
- vol_encoded = vol_encoded.replace('/', '_')
-
- # NOTE:we limit the size to 20 characters since the array
- # doesn't support more than that for now. Duplicates should happen very
- # rarely.
- # We return 19 chars here because the _get_{vol,snap}_name functions
- # prepend a character
- return vol_encoded[:19]
-
- def check_flags(self, options, required_flags):
- for flag in required_flags:
- if not getattr(options, flag, None):
- msg = _('%s configuration option is not set.') % flag
- LOG.error(msg)
- raise exception.InvalidInput(reason=msg)
-
- def create_volume(self, volume):
- self.client_login()
- # Use base64 to encode the volume name (UUID is too long for DotHill)
- volume_name = self._get_vol_name(volume['id'])
- volume_size = "%dGB" % volume['size']
- LOG.debug("Create Volume %(display_name)s %(name)s %(id)s %(size)s",
- {'display_name': volume['display_name'],
- 'name': volume['name'],
- 'id': volume_name,
- 'size': volume_size, })
- try:
- metadata = self.client.create_volume(volume_name,
- volume_size,
- self.backend_name,
- self.backend_type)
- return metadata
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Creation of volume %s failed"), volume['id'])
- raise exception.Invalid(ex)
-
- finally:
- self.client_logout()
-
- def _assert_enough_space_for_copy(self, volume_size):
- """The DotHill creates a snap pool before trying to copy the volume.
- The pool is 5.27GB or 20% of the volume size, whichever is larger.
-
- Verify that we have enough space for the pool and then copy
- """
- pool_size = max(volume_size * 0.2, 5.27)
- required_size = pool_size + volume_size
-
- if required_size > self.stats['pools'][0]['free_capacity_gb']:
- raise exception.DotHillNotEnoughSpace(backend=self.backend_name)
-
- def _assert_source_detached(self, volume):
- """The DotHill requires a volume to be dettached to clone it.
-
- Make sure that the volume is not in use when trying to copy it.
- """
- if (volume['status'] != "available" or
- volume['attach_status'] == "attached"):
- LOG.error(_LE("Volume must be detached for clone operation."))
- raise exception.VolumeAttached(volume_id=volume['id'])
-
- def create_cloned_volume(self, volume, src_vref):
- if self.backend_type == "realstor" and self.backend_name in ["A", "B"]:
- msg = _("Create volume from volume(clone) does not support "
- "for virtual pool A and B.")
- LOG.error(msg)
- raise exception.InvalidInput(reason=msg)
- self.get_volume_stats(True)
- self._assert_enough_space_for_copy(volume['size'])
- self._assert_source_detached(src_vref)
- LOG.debug("Cloning Volume %(source_id)s (%(dest_id)s)",
- {'source_id': volume['source_volid'],
- 'dest_id': volume['id'], })
-
- if src_vref['name_id']:
- orig_name = self._get_vol_name(src_vref['name_id'])
- else:
- orig_name = self._get_vol_name(volume['source_volid'])
- dest_name = self._get_vol_name(volume['id'])
-
- self.client_login()
- try:
- self.client.copy_volume(orig_name, dest_name, 0, self.backend_name)
- return None
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Cloning of volume %s failed"),
- volume['source_volid'])
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def create_volume_from_snapshot(self, volume, snapshot):
- if self.backend_type == "realstor" and self.backend_name in ["A", "B"]:
- msg = _('Create volume from snapshot does not support '
- 'for virtual pool A and B.')
- LOG.error(msg)
- raise exception.InvalidInput(reason=msg)
- self.get_volume_stats(True)
- self._assert_enough_space_for_copy(volume['size'])
- LOG.debug("Creating Volume from snapshot %(source_id)s (%(dest_id)s)",
- {'source_id': snapshot['id'], 'dest_id': volume['id'], })
-
- orig_name = self._get_snap_name(snapshot['id'])
- dest_name = self._get_vol_name(volume['id'])
- self.client_login()
- try:
- self.client.copy_volume(orig_name, dest_name, 0, self.backend_name)
- return None
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Create volume failed from snapshot %s"),
- snapshot['id'])
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def delete_volume(self, volume):
- LOG.debug("Deleting Volume %s", volume['id'])
- if volume['name_id']:
- volume_name = self._get_vol_name(volume['name_id'])
- else:
- volume_name = self._get_vol_name(volume['id'])
-
- self.client_login()
- try:
- self.client.delete_volume(volume_name)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Deletion of volume %s failed"), volume['id'])
- # if the volume wasn't found, ignore the error
- if 'The volume was not found on this system.' in ex:
- return
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def get_volume_stats(self, refresh):
- if refresh:
- self.client_login()
- try:
- self._update_volume_stats()
- finally:
- self.client_logout()
- return self.stats
-
- def _update_volume_stats(self):
- # storage_protocol and volume_backend_name are
- # set in the child classes
- stats = {'driver_version': self.VERSION,
- 'storage_protocol': None,
- 'vendor_name': self.vendor_name,
- 'volume_backend_name': None,
- 'pools': []}
-
- pool = {'QoS_support': False}
- try:
- src_type = "%sVolumeDriver" % self.vendor_name
- backend_stats = self.client.backend_stats(self.backend_name,
- self.backend_type)
- pool.update(backend_stats)
- if (self.backend_type == "linear" or
- (self.backend_type == "realstor" and
- self.backend_name not in ['A', 'B'])):
- pool['location_info'] = ('%s:%s:%s:%s' %
- (src_type,
- self.serialNumber,
- self.backend_name,
- self.owner))
- pool['pool_name'] = self.backend_name
- except exception.DotHillRequestError:
- err = (_("Unable to get stats for backend_name %s") %
- self.backend_name)
- LOG.exception(err)
- raise exception.Invalid(reason=err)
-
- stats['pools'].append(pool)
- self.stats = stats
-
- def _assert_connector_ok(self, connector, connector_element):
- if not connector[connector_element]:
- msg = _("Connector does not provide %s") % connector_element
- LOG.error(msg)
- raise exception.InvalidInput(reason=msg)
-
- def map_volume(self, volume, connector, connector_element):
- self._assert_connector_ok(connector, connector_element)
- if volume['name_id']:
- volume_name = self._get_vol_name(volume['name_id'])
- else:
- volume_name = self._get_vol_name(volume['id'])
- try:
- data = self.client.map_volume(volume_name,
- connector,
- connector_element)
- return data
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error mapping volume %s"), volume_name)
- raise exception.Invalid(ex)
-
- def unmap_volume(self, volume, connector, connector_element):
- self._assert_connector_ok(connector, connector_element)
- if volume['name_id']:
- volume_name = self._get_vol_name(volume['name_id'])
- else:
- volume_name = self._get_vol_name(volume['id'])
-
- self.client_login()
- try:
- self.client.unmap_volume(volume_name,
- connector,
- connector_element)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error unmapping volume %s"), volume_name)
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def get_active_fc_target_ports(self):
- try:
- return self.client.get_active_fc_target_ports()
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error getting active FC target ports."))
- raise exception.Invalid(ex)
-
- def get_active_iscsi_target_iqns(self):
- try:
- return self.client.get_active_iscsi_target_iqns()
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error getting active ISCSI target iqns."))
- raise exception.Invalid(ex)
-
- def get_active_iscsi_target_portals(self):
- try:
- return self.client.get_active_iscsi_target_portals(
- self.backend_type)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error getting active ISCSI target portals."))
- raise exception.Invalid(ex)
-
- def create_snapshot(self, snapshot):
- LOG.debug("Creating snapshot from %(volume_id)s (%(snap_id)s)",
- {'volume_id': snapshot['volume_id'],
- 'snap_id': snapshot['id'], })
- if snapshot['volume']['name_id']:
- vol_name = self._get_vol_name(snapshot['volume']['name_id'])
- else:
- vol_name = self._get_vol_name(snapshot['volume_id'])
- snap_name = self._get_snap_name(snapshot['id'])
-
- self.client_login()
- try:
- self.client.create_snapshot(vol_name, snap_name)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Creation of snapshot failed for volume %s"),
- snapshot['volume_id'])
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def delete_snapshot(self, snapshot):
- snap_name = self._get_snap_name(snapshot['id'])
- LOG.debug("Deleting snapshot (%s)", snapshot['id'])
-
- self.client_login()
- try:
- self.client.delete_snapshot(snap_name)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Deleting snapshot %s failed"), snapshot['id'])
- # if the volume wasn't found, ignore the error
- if 'The volume was not found on this system.' in ex:
- return
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def extend_volume(self, volume, new_size):
- if volume['name_id']:
- volume_name = self._get_vol_name(volume['name_id'])
- else:
- volume_name = self._get_vol_name(volume['id'])
- old_size = volume['size']
- growth_size = int(new_size) - old_size
- LOG.debug("Extending Volume %(volume_name)s from %(old_size)s to "
- "%(new_size)s, by %(growth_size)s GB.",
- {'volume_name': volume_name,
- 'old_size': old_size,
- 'new_size': new_size,
- 'growth_size': growth_size, })
- self.client_login()
- try:
- self.client.extend_volume(volume_name, "%dGB" % growth_size)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Extension of volume %s failed"), volume['id'])
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def get_chap_record(self, initiator_name):
- try:
- return self.client.get_chap_record(initiator_name)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error getting chap record."))
- raise exception.Invalid(ex)
-
- def create_chap_record(self, initiator_name, chap_secret):
- try:
- self.client.create_chap_record(initiator_name, chap_secret)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error creating chap record."))
- raise exception.Invalid(ex)
-
- def migrate_volume(self, volume, host):
- """Migrate directly if source and dest are managed by same storage.
-
- :param volume: A dictionary describing the volume to migrate
- :param host: A dictionary describing the host to migrate to, where
- host['host'] is its name, and host['capabilities'] is a
- dictionary of its reported capabilities.
- :returns (False, None) if the driver does not support migration,
- (True, None) if successful
-
- """
- false_ret = (False, None)
- if volume['attach_status'] == "attached":
- return false_ret
- if 'location_info' not in host['capabilities']:
- return false_ret
- info = host['capabilities']['location_info']
- try:
- (dest_type, dest_id,
- dest_back_name, dest_owner) = info.split(':')
- except ValueError:
- return false_ret
-
- if not (dest_type == 'DotHillVolumeDriver' and
- dest_id == self.serialNumber and
- dest_owner == self.owner):
- return false_ret
- if volume['name_id']:
- source_name = self._get_vol_name(volume['name_id'])
- else:
- source_name = self._get_vol_name(volume['id'])
- # DotHill Array does not support duplicate names
- dest_name = "m%s" % source_name[1:]
-
- self.client_login()
- try:
- self.client.copy_volume(source_name, dest_name, 1, dest_back_name)
- self.client.delete_volume(source_name)
- self.client.modify_volume_name(dest_name, source_name)
- return (True, None)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error migrating volume %s"), source_name)
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def retype(self, volume, new_type, diff, host):
- ret = self.migrate_volume(volume, host)
- return ret[0]
-
- def manage_existing(self, volume, existing_ref):
- """Manage an existing non-openstack DotHill volume
-
- existing_ref is a dictionary of the form:
- {'source-name': <name of the existing DotHill volume>}
- """
- target_vol_name = existing_ref['source-name']
- modify_target_vol_name = self._get_vol_name(volume['id'])
-
- self.client_login()
- try:
- self.client.modify_volume_name(target_vol_name,
- modify_target_vol_name)
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error manage existing volume."))
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
-
- def manage_existing_get_size(self, volume, existing_ref):
- """Return size of volume to be managed by manage_existing.
-
- existing_ref is a dictionary of the form:
- {'source-name': <name of the volume>}
- """
- target_vol_name = existing_ref['source-name']
-
- self.client_login()
- try:
- size = self.client.get_volume_size(target_vol_name)
- return size
- except exception.DotHillRequestError as ex:
- LOG.exception(_LE("Error manage existing get volume size."))
- raise exception.Invalid(ex)
- finally:
- self.client_logout()
+++ /dev/null
-# Copyright 2015 DotHill Systems
-#
-# 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
-
-import cinder.volume.driver
-from cinder.volume.drivers.dothill import dothill_common
-from cinder.volume.drivers.san import san
-from cinder.zonemanager import utils as fczm_utils
-
-LOG = logging.getLogger(__name__)
-
-
-class DotHillFCDriver(cinder.volume.driver.FibreChannelDriver):
- VERSION = "1.0"
-
- def __init__(self, *args, **kwargs):
- super(DotHillFCDriver, self).__init__(*args, **kwargs)
- self.common = None
- self.configuration.append_config_values(dothill_common.common_opt)
- self.configuration.append_config_values(san.san_opts)
- self.lookup_service = fczm_utils.create_lookup_service()
-
- def _init_common(self):
- return dothill_common.DotHillCommon(self.configuration)
-
- def _check_flags(self):
- required_flags = ['san_ip', 'san_login', 'san_password']
- self.common.check_flags(self.configuration, required_flags)
-
- def do_setup(self, context):
- self.common = self._init_common()
- self._check_flags()
- self.common.do_setup(context)
-
- def check_for_setup_error(self):
- self._check_flags()
-
- def create_volume(self, volume):
- return {'metadata': self.common.create_volume(volume)}
-
- def create_volume_from_snapshot(self, volume, src_vref):
- self.common.create_volume_from_snapshot(volume, src_vref)
-
- def create_cloned_volume(self, volume, src_vref):
- return {'metadata': self.common.create_cloned_volume(volume, src_vref)}
-
- def delete_volume(self, volume):
- self.common.delete_volume(volume)
-
- @fczm_utils.AddFCZone
- def initialize_connection(self, volume, connector):
- self.common.client_login()
- try:
- data = {}
- data['target_lun'] = self.common.map_volume(volume,
- connector,
- 'wwpns')
-
- ports, init_targ_map = self.get_init_targ_map(connector)
- data['target_discovered'] = True
- data['target_wwn'] = ports
- data['initiator_target_map'] = init_targ_map
- info = {'driver_volume_type': 'fibre_channel',
- 'data': data}
- return info
- finally:
- self.common.client_logout()
-
- @fczm_utils.RemoveFCZone
- def terminate_connection(self, volume, connector, **kwargs):
- self.common.unmap_volume(volume, connector, 'wwpns')
- info = {'driver_volume_type': 'fibre_channel', 'data': {}}
- if not self.common.client.list_luns_for_host(connector['wwpns'][0]):
- ports, init_targ_map = self.get_init_targ_map(connector)
- info['data'] = {'target_wwn': ports,
- 'initiator_target_map': init_targ_map}
- return info
-
- def get_init_targ_map(self, connector):
- init_targ_map = {}
- target_wwns = []
- ports = self.common.get_active_fc_target_ports()
- if self.lookup_service is not None:
- dev_map = self.lookup_service.get_device_mapping_from_network(
- connector['wwpns'],
- ports)
- for fabric_name in dev_map:
- fabric = dev_map[fabric_name]
- target_wwns += fabric['target_port_wwn_list']
- for initiator in fabric['initiator_port_wwn_list']:
- if initiator not in init_targ_map:
- init_targ_map[initiator] = []
- init_targ_map[initiator] += fabric['target_port_wwn_list']
- init_targ_map[initiator] = list(set(
- init_targ_map[initiator]))
- target_wwns = list(set(target_wwns))
- else:
- initiator_wwns = connector['wwpns']
- target_wwns = ports
- for initiator in initiator_wwns:
- init_targ_map[initiator] = target_wwns
-
- return target_wwns, init_targ_map
-
- def get_volume_stats(self, refresh=False):
- stats = self.common.get_volume_stats(refresh)
- stats['storage_protocol'] = 'FC'
- stats['driver_version'] = self.VERSION
- backend_name = self.configuration.safe_get('volume_backend_name')
- stats['volume_backend_name'] = (backend_name or
- self.__class__.__name__)
- return stats
-
- def create_export(self, context, volume):
- pass
-
- def ensure_export(self, context, volume):
- pass
-
- def remove_export(self, context, volume):
- pass
-
- def create_snapshot(self, snapshot):
- self.common.create_snapshot(snapshot)
-
- def delete_snapshot(self, snapshot):
- self.common.delete_snapshot(snapshot)
-
- def extend_volume(self, volume, new_size):
- self.common.extend_volume(volume, new_size)
-
- def retype(self, context, volume, new_type, diff, host):
- return self.common.retype(volume, new_type, diff, host)
-
- def manage_existing(self, volume, existing_ref):
- self.common.manage_existing(volume, existing_ref)
-
- def manage_existing_get_size(self, volume, existing_ref):
- return self.common.manage_existing_get_size(volume, existing_ref)
-
- def unmanage(self, volume):
- pass
+++ /dev/null
-# Copyright 2015 DotHill Systems
-#
-# 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 cinder import exception
-from cinder.i18n import _
-import cinder.volume.driver
-from cinder.volume.drivers.dothill import dothill_common as dothillcommon
-from cinder.volume.drivers.san import san
-
-
-DEFAULT_ISCSI_PORT = "3260"
-LOG = logging.getLogger(__name__)
-
-
-class DotHillISCSIDriver(cinder.volume.driver.ISCSIDriver):
- VERSION = "1.0"
-
- def __init__(self, *args, **kwargs):
- super(DotHillISCSIDriver, self).__init__(*args, **kwargs)
- self.common = None
- self.configuration.append_config_values(dothillcommon.common_opt)
- self.configuration.append_config_values(dothillcommon.iscsi_opt)
- self.configuration.append_config_values(san.san_opts)
- self.iscsi_ips = self.configuration.dothill_iscsi_ips
-
- def _init_common(self):
- return dothillcommon.DotHillCommon(self.configuration)
-
- def _check_flags(self):
- required_flags = ['san_ip', 'san_login', 'san_password']
- self.common.check_flags(self.configuration, required_flags)
-
- def do_setup(self, context):
- self.common = self._init_common()
- self._check_flags()
- self.common.do_setup(context)
- self.initialize_iscsi_ports()
-
- def initialize_iscsi_ports(self):
- iscsi_ips = []
- if self.iscsi_ips:
- for ip_addr in self.iscsi_ips:
- ip = ip_addr.split(':')
- if len(ip) == 1:
- iscsi_ips.append([ip_addr, DEFAULT_ISCSI_PORT])
- elif len(ip) == 2:
- iscsi_ips.append([ip[0], ip[1]])
- else:
- msg = _("Invalid IP address format '%s'") % ip_addr
- LOG.error(msg)
- raise exception.InvalidInput(reason=(msg))
- self.iscsi_ips = iscsi_ips
- else:
- msg = _('At least one valid iSCSI IP address must be set.')
- LOG.error(msg)
- raise exception.InvalidInput(reason=(msg))
-
- def check_for_setup_error(self):
- self._check_flags()
-
- def create_volume(self, volume):
- return {'metadata': self.common.create_volume(volume)}
-
- def create_volume_from_snapshot(self, volume, src_vref):
- self.common.create_volume_from_snapshot(volume, src_vref)
-
- def create_cloned_volume(self, volume, src_vref):
- return {'metadata': self.common.create_cloned_volume(volume, src_vref)}
-
- def delete_volume(self, volume):
- self.common.delete_volume(volume)
-
- def initialize_connection(self, volume, connector):
- self.common.client_login()
- try:
- data = {}
- data['target_lun'] = self.common.map_volume(volume,
- connector,
- 'initiator')
- iqns = self.common.get_active_iscsi_target_iqns()
- data['target_discovered'] = True
- data['target_iqn'] = iqns[0]
- iscsi_portals = self.common.get_active_iscsi_target_portals()
-
- for ip_port in self.iscsi_ips:
- if (ip_port[0] in iscsi_portals):
- data['target_portal'] = ":".join(ip_port)
- break
-
- if 'target_portal' not in data:
- raise exception.DotHillNotTargetPortal()
-
- if self.configuration.use_chap_auth:
- chap_secret = self.common.get_chap_record(
- connector['initiator']
- )
- if not chap_secret:
- chap_secret = self.create_chap_record(
- connector['initiator']
- )
- data['auth_password'] = chap_secret
- data['auth_username'] = connector['initiator']
- data['auth_method'] = 'CHAP'
-
- info = {'driver_volume_type': 'iscsi',
- 'data': data}
- return info
- finally:
- self.common.client_logout()
-
- def terminate_connection(self, volume, connector, **kwargs):
- self.common.unmap_volume(volume, connector, 'initiator')
-
- def get_volume_stats(self, refresh=False):
- stats = self.common.get_volume_stats(refresh)
- stats['storage_protocol'] = 'iSCSI'
- stats['driver_version'] = self.VERSION
- backend_name = self.configuration.safe_get('volume_backend_name')
- stats['volume_backend_name'] = (backend_name or
- self.__class__.__name__)
- return stats
-
- def create_export(self, context, volume):
- pass
-
- def ensure_export(self, context, volume):
- pass
-
- def remove_export(self, context, volume):
- pass
-
- def create_snapshot(self, snapshot):
- self.common.create_snapshot(snapshot)
-
- def delete_snapshot(self, snapshot):
- self.common.delete_snapshot(snapshot)
-
- def extend_volume(self, volume, new_size):
- self.common.extend_volume(volume, new_size)
-
- def create_chap_record(self, initiator_name):
- chap_secret = self.configuration.chap_password
- # Chap secret length should be 12 to 16 characters
- if 12 <= len(chap_secret) <= 16:
- self.common.create_chap_record(initiator_name, chap_secret)
- else:
- msg = _('chap secret should be 12-16 bytes')
- LOG.error(msg)
- raise exception.InvalidInput(reason=(msg))
- return chap_secret
-
- def retype(self, context, volume, new_type, diff, host):
- return self.common.retype(volume, new_type, diff, host)
-
- def manage_existing(self, volume, existing_ref):
- self.common.manage_existing(volume, existing_ref)
-
- def manage_existing_get_size(self, volume, existing_ref):
- return self.common.manage_existing_get_size(volume, existing_ref)
-
- def unmanage(self, volume):
- pass
Code Review / openstack-build / cinder-build.git / commitdiff