550 lines
24 KiB
Python
550 lines
24 KiB
Python
# (c) Copyright 2014 Objectif Libre
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Unit tests for OpenStack Cinder HP MSA driver."""
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import urllib2
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import lxml.etree as etree
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import mock
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from cinder import exception
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from cinder import test
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from cinder.volume.drivers.san.hp import hp_msa_client as msa
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from cinder.volume.drivers.san.hp import hp_msa_common
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from cinder.volume.drivers.san.hp import hp_msa_fc
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session_key = 'JSESS0004eb8a82b08fd5'
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resp_login = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
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<PROPERTY name="response-type">success</PROPERTY>
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<PROPERTY name="response-type-numeric">0</PROPERTY>
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<PROPERTY name="response">JSESS0004eb8a82b08fd5</PROPERTY>
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<PROPERTY name="return-code">1</PROPERTY></OBJECT></RESPONSE>'''
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resp_badlogin = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
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</OBJECT></RESPONSE>'''
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response_ok = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
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<PROPERTY name="response">some data</PROPERTY>
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<PROPERTY name="return-code">0</PROPERTY></OBJECT></RESPONSE>'''
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response_not_ok = '''<RESPONSE><OBJECT basetype="status" name="status" oid="1">
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<PROPERTY name="response">Error Message</PROPERTY>
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<PROPERTY name="return-code">1</PROPERTY>
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</OBJECT></RESPONSE>'''
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response_stats = '''<RESPONSE><OBJECT basetype="virtual-disks">
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<PROPERTY name="size-numeric">1756381184</PROPERTY>
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<PROPERTY name="freespace-numeric">756381184</PROPERTY>
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</OBJECT></RESPONSE>'''
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response_no_lun = '''<RESPONSE></RESPONSE>'''
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response_lun = '''<RESPONSE><OBJECT basetype="host-view-mappings">
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<PROPERTY name="lun">1</PROPERTY></OBJECT>
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<OBJECT basetype="host-view-mappings">
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<PROPERTY name="lun">3</PROPERTY></OBJECT></RESPONSE>'''
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response_ports = '''<RESPONSE><OBJECT basetype="port">
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<PROPERTY name="port-type">FC</PROPERTY>
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<PROPERTY name="target-id">id1</PROPERTY>
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<PROPERTY name="status">Up</PROPERTY></OBJECT>
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<OBJECT basetype="port">
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<PROPERTY name="port-type">FC</PROPERTY>
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<PROPERTY name="target-id">id2</PROPERTY>
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<PROPERTY name="status">Disconnected</PROPERTY></OBJECT>
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<OBJECT basetype="port">
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<PROPERTY name="port-type">iSCSI</PROPERTY>
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<PROPERTY name="target-id">id3</PROPERTY>
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<PROPERTY name="status">Up</PROPERTY></OBJECT></RESPONSE>'''
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invalid_xml = '''<RESPONSE></RESPONSE>'''
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malformed_xml = '''<RESPONSE>'''
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fake_xml = '''<fakexml></fakexml>'''
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stats_low_space = {'free_capacity_gb': 10, 'total_capacity_gb': 100}
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stats_large_space = {'free_capacity_gb': 90, 'total_capacity_gb': 100}
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vol_id = 'ecffc30f-98cb-4cf5-85ee-d7309cc17cd2'
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test_volume = {'id': vol_id,
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'display_name': 'test volume', 'name': 'volume', 'size': 10}
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test_snap = {'id': 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa',
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'volume_id': vol_id,
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'display_name': 'test volume', 'name': 'volume', 'size': 10}
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encoded_volid = 'v7P_DD5jLTPWF7tcwnMF'
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encoded_snapid = 's7P_DD5jLTPWF7tcwnMF'
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dest_volume = {'id': 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa',
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'source_volid': vol_id,
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'display_name': 'test volume', 'name': 'volume', 'size': 10}
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attached_volume = {'id': vol_id,
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'display_name': 'test volume', 'name': 'volume',
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'size': 10, 'status': 'in-use',
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'attach_status': 'attached'}
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attaching_volume = {'id': vol_id,
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'display_name': 'test volume', 'name': 'volume',
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'size': 10, 'status': 'attaching',
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'attach_status': 'attached'}
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detached_volume = {'id': vol_id,
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'display_name': 'test volume', 'name': 'volume',
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'size': 10, 'status': 'available',
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'attach_status': 'detached'}
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connector = {'ip': '10.0.0.2',
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'initiator': 'iqn.1993-08.org.debian:01:222',
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'wwpns': ["111111111111111", "111111111111112"],
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'wwnns': ["211111111111111", "211111111111112"],
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'host': 'fakehost'}
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invalid_connector = {'ip': '10.0.0.2',
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'initiator': 'iqn.1993-08.org.debian:01:222',
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'wwpns': [],
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'wwnns': [],
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'host': 'fakehost'}
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class TestHPMSAClient(test.TestCase):
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def setUp(self):
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super(TestHPMSAClient, self).setUp()
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self.login = 'manage'
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self.passwd = '!manage'
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self.ip = '10.0.0.1'
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self.client = msa.HPMSAClient(self.ip, self.login, self.passwd)
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@mock.patch('urllib2.urlopen')
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def test_login(self, mock_url_open):
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m = mock.Mock()
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m.read.side_effect = [resp_login]
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mock_url_open.return_value = m
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self.client.login()
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self.assertEqual(self.client._session_key, session_key)
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m.read.side_effect = [resp_badlogin]
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self.assertRaises(msa.HPMSAAuthenticationError,
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self.client.login)
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def test_build_request_url(self):
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url = self.client._build_request_url('/path', None)
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self.assertEqual(url, 'http://10.0.0.1/api/path')
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url = self.client._build_request_url('/path', None, arg1='val1')
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self.assertEqual(url, 'http://10.0.0.1/api/path/arg1/val1')
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url = self.client._build_request_url('/path', 'arg1')
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self.assertEqual(url, 'http://10.0.0.1/api/path/arg1')
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url = self.client._build_request_url('/path', 'arg1', arg2='val2')
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self.assertEqual(url, 'http://10.0.0.1/api/path/arg2/val2/arg1')
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url = self.client._build_request_url('/path', ['arg1', 'arg3'],
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arg2='val2')
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self.assertEqual(url, 'http://10.0.0.1/api/path/arg2/val2/arg1/arg3')
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@mock.patch('urllib2.urlopen')
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def test_request(self, mock_url_open):
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self.client._session_key = session_key
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m = mock.Mock()
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m.read.side_effect = [response_ok, malformed_xml,
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urllib2.URLError("error")]
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mock_url_open.return_value = m
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ret = self.client._request('/path', None)
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self.assertTrue(type(ret) == etree._Element)
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self.assertRaises(msa.HPMSAConnectionError, self.client._request,
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'/path', None)
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self.assertRaises(msa.HPMSAConnectionError, self.client._request,
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'/path', None)
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def test_assert_response_ok(self):
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ok_tree = etree.XML(response_ok)
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not_ok_tree = etree.XML(response_not_ok)
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invalid_tree = etree.XML(invalid_xml)
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ret = self.client._assert_response_ok(ok_tree)
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self.assertEqual(ret, None)
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self.assertRaises(msa.HPMSARequestError,
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self.client._assert_response_ok, not_ok_tree)
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self.assertRaises(msa.HPMSARequestError,
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self.client._assert_response_ok, invalid_tree)
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@mock.patch.object(msa.HPMSAClient, '_request')
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def test_vdisk_exists(self, mock_request):
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mock_request.side_effect = [msa.HPMSARequestError,
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fake_xml]
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self.assertEqual(self.client.vdisk_exists('vdisk'), False)
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self.assertEqual(self.client.vdisk_exists('vdisk'), True)
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@mock.patch.object(msa.HPMSAClient, '_request')
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def test_vdisk_stats(self, mock_request):
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mock_request.return_value = etree.XML(response_stats)
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ret = self.client.vdisk_stats('OpenStack')
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self.assertEqual(ret, {'free_capacity_gb': 387,
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'total_capacity_gb': 899})
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mock_request.assert_called_with('/show/vdisks', 'OpenStack')
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@mock.patch.object(msa.HPMSAClient, '_request')
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def test_get_lun(self, mock_request):
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mock_request.side_effect = [etree.XML(response_no_lun),
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etree.XML(response_lun)]
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ret = self.client._get_first_available_lun_for_host("fakehost")
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self.assertEqual(ret, 1)
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ret = self.client._get_first_available_lun_for_host("fakehost")
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self.assertEqual(ret, 2)
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@mock.patch.object(msa.HPMSAClient, '_request')
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def test_get_ports(self, mock_request):
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mock_request.side_effect = [etree.XML(response_ports)]
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ret = self.client.get_active_target_ports()
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self.assertEqual(ret, [{'port-type': 'FC',
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'target-id': 'id1',
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'status': 'Up'},
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{'port-type': 'iSCSI',
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'target-id': 'id3',
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'status': 'Up'}])
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@mock.patch.object(msa.HPMSAClient, '_request')
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def test_get_fc_ports(self, mock_request):
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mock_request.side_effect = [etree.XML(response_ports)]
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ret = self.client.get_active_fc_target_ports()
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self.assertEqual(ret, ['id1'])
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class FakeConfiguration(object):
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msa_vdisk = 'OpenStack'
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san_ip = '10.0.0.1'
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san_login = 'manage'
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san_password = '!manage'
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def safe_get(self, key):
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return 'fakevalue'
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class TestHPMSACommon(test.TestCase):
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def setUp(self):
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super(TestHPMSACommon, self).setUp()
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self.config = FakeConfiguration()
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self.common = hp_msa_common.HPMSACommon(self.config)
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@mock.patch.object(msa.HPMSAClient, 'vdisk_exists')
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@mock.patch.object(msa.HPMSAClient, 'logout')
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@mock.patch.object(msa.HPMSAClient, 'login')
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def test_do_setup(self, mock_login, mock_logout, mock_vdisk_exists):
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mock_login.side_effect = [msa.HPMSAConnectionError,
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msa.HPMSAAuthenticationError,
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None, None]
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mock_vdisk_exists.side_effect = [False, True]
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mock_logout.return_value = None
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self.assertRaises(exception.HPMSAConnectionError,
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self.common.do_setup, None)
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self.assertRaises(exception.HPMSAConnectionError,
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self.common.do_setup, None)
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self.assertRaises(exception.HPMSAInvalidVDisk, self.common.do_setup,
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None)
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mock_vdisk_exists.assert_called_with(self.config.msa_vdisk)
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self.assertEqual(self.common.do_setup(None), None)
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mock_vdisk_exists.assert_called_with(self.config.msa_vdisk)
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mock_logout.assert_called_with()
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def test_vol_name(self):
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self.assertEqual(self.common._get_vol_name(vol_id), encoded_volid)
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self.assertEqual(self.common._get_snap_name(vol_id),
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encoded_snapid)
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def test_check_flags(self):
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class FakeOptions():
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def __init__(self, d):
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for k, v in d.items():
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self.__dict__[k] = v
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options = FakeOptions({'opt1': 'val1', 'opt2': 'val2'})
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required_flags = ['opt1', 'opt2']
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ret = self.common.check_flags(options, required_flags)
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self.assertEqual(ret, None)
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options = FakeOptions({'opt1': 'val1', 'opt3': 'val3'})
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required_flags = ['opt1', 'opt2']
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self.assertEqual(ret, None)
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options = FakeOptions({'opt1': 'val1', 'opt2': 'val2'})
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required_flags = ['opt1', 'opt2', 'opt3']
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self.assertRaises(exception.Invalid, self.common.check_flags,
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options, required_flags)
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def test_assert_connector_ok(self):
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self.assertRaises(exception.InvalidInput,
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self.common._assert_connector_ok, invalid_connector)
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self.assertIsNone(self.common._assert_connector_ok(connector))
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@mock.patch.object(msa.HPMSAClient, 'vdisk_stats')
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def test_update_volume_stats(self, mock_stats):
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mock_stats.side_effect = [msa.HPMSARequestError,
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stats_large_space]
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self.assertRaises(exception.Invalid, self.common._update_volume_stats)
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mock_stats.assert_called_with(self.config.msa_vdisk)
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ret = self.common._update_volume_stats()
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self.assertEqual(ret, None)
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self.assertEqual(self.common.stats,
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{'storage_protocol': None,
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'vendor_name': 'Hewlett-Packard',
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'driver_version': self.common.VERSION,
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'volume_backend_name': None,
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'free_capacity_gb': 90,
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'reserved_percentage': 0,
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'total_capacity_gb': 100,
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'QoS_support': False})
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@mock.patch.object(msa.HPMSAClient, 'create_volume')
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def test_create_volume(self, mock_create):
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mock_create.side_effect = [msa.HPMSARequestError, None]
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self.assertRaises(exception.Invalid, self.common.create_volume,
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test_volume)
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ret = self.common.create_volume(test_volume)
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self.assertEqual(ret, None)
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mock_create.assert_called_with(self.common.config.msa_vdisk,
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encoded_volid,
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"%sGB" % test_volume['size'])
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@mock.patch.object(msa.HPMSAClient, 'delete_volume')
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def test_delete_volume(self, mock_delete):
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not_found_e = msa.HPMSARequestError(
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'The volume was not found on this system.')
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mock_delete.side_effect = [not_found_e, msa.HPMSARequestError,
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None]
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self.assertEqual(self.common.delete_volume(test_volume), None)
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self.assertRaises(exception.Invalid, self.common.delete_volume,
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test_volume)
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self.assertEqual(self.common.delete_volume(test_volume), None)
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mock_delete.assert_called_with(encoded_volid)
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@mock.patch.object(msa.HPMSAClient, 'copy_volume')
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@mock.patch.object(msa.HPMSAClient, 'vdisk_stats')
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def test_create_cloned_volume(self, mock_stats, mock_copy):
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mock_stats.side_effect = [stats_low_space, stats_large_space,
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stats_large_space]
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self.assertRaises(exception.HPMSANotEnoughSpace,
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self.common.create_cloned_volume,
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dest_volume, detached_volume)
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self.assertFalse(mock_copy.called)
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mock_copy.side_effect = [msa.HPMSARequestError, None]
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self.assertRaises(exception.Invalid,
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self.common.create_cloned_volume,
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dest_volume, detached_volume)
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ret = self.common.create_cloned_volume(dest_volume, detached_volume)
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self.assertEqual(ret, None)
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mock_copy.assert_called_with(encoded_volid,
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'vqqqqqqqqqqqqqqqqqqq',
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self.common.config.msa_vdisk)
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@mock.patch.object(msa.HPMSAClient, 'copy_volume')
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@mock.patch.object(msa.HPMSAClient, 'vdisk_stats')
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def test_create_volume_from_snapshot(self, mock_stats, mock_copy):
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mock_stats.side_effect = [stats_low_space, stats_large_space,
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stats_large_space]
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self.assertRaises(exception.HPMSANotEnoughSpace,
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self.common.create_volume_from_snapshot,
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dest_volume, test_snap)
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mock_copy.side_effect = [msa.HPMSARequestError, None]
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self.assertRaises(exception.Invalid,
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self.common.create_volume_from_snapshot,
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dest_volume, test_snap)
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ret = self.common.create_volume_from_snapshot(dest_volume, test_snap)
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self.assertEqual(ret, None)
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mock_copy.assert_called_with('sqqqqqqqqqqqqqqqqqqq',
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'vqqqqqqqqqqqqqqqqqqq',
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self.common.config.msa_vdisk)
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@mock.patch.object(msa.HPMSAClient, 'extend_volume')
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def test_extend_volume(self, mock_extend):
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mock_extend.side_effect = [msa.HPMSARequestError, None]
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self.assertRaises(exception.Invalid, self.common.extend_volume,
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test_volume, 20)
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ret = self.common.extend_volume(test_volume, 20)
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self.assertEqual(ret, None)
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mock_extend.assert_called_with(encoded_volid, '10GB')
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@mock.patch.object(msa.HPMSAClient, 'create_snapshot')
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def test_create_snapshot(self, mock_create):
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mock_create.side_effect = [msa.HPMSARequestError, None]
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self.assertRaises(exception.Invalid, self.common.create_snapshot,
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test_snap)
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ret = self.common.create_snapshot(test_snap)
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self.assertEqual(ret, None)
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mock_create.assert_called_with(encoded_volid, 'sqqqqqqqqqqqqqqqqqqq')
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@mock.patch.object(msa.HPMSAClient, 'delete_snapshot')
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def test_delete_snapshot(self, mock_delete):
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not_found_e = msa.HPMSARequestError(
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'The volume was not found on this system.')
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mock_delete.side_effect = [not_found_e, msa.HPMSARequestError,
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None]
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self.assertEqual(self.common.delete_snapshot(test_snap), None)
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self.assertRaises(exception.Invalid, self.common.delete_snapshot,
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test_snap)
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self.assertEqual(self.common.delete_snapshot(test_snap), None)
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mock_delete.assert_called_with('sqqqqqqqqqqqqqqqqqqq')
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@mock.patch.object(msa.HPMSAClient, 'map_volume')
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def test_map_volume(self, mock_map):
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mock_map.side_effect = [msa.HPMSARequestError, 10]
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self.assertRaises(exception.Invalid, self.common.map_volume,
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test_volume, connector)
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lun = self.common.map_volume(test_volume, connector)
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self.assertEqual(lun, 10)
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mock_map.assert_called_with(encoded_volid, connector['wwpns'])
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@mock.patch.object(msa.HPMSAClient, 'unmap_volume')
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def test_unmap_volume(self, mock_unmap):
|
|
mock_unmap.side_effect = [msa.HPMSARequestError, None]
|
|
|
|
self.assertRaises(exception.Invalid, self.common.unmap_volume,
|
|
test_volume, connector)
|
|
ret = self.common.unmap_volume(test_volume, connector)
|
|
self.assertEqual(ret, None)
|
|
mock_unmap.assert_called_with(encoded_volid, connector['wwpns'])
|
|
|
|
|
|
class TestHPMSAFC(test.TestCase):
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'do_setup')
|
|
def setUp(self, mock_setup):
|
|
super(TestHPMSAFC, self).setUp()
|
|
|
|
mock_setup.return_value = True
|
|
|
|
def fake_init(self, *args, **kwargs):
|
|
super(hp_msa_fc.HPMSAFCDriver, self).__init__()
|
|
self.common = None
|
|
self.configuration = FakeConfiguration()
|
|
|
|
hp_msa_fc.HPMSAFCDriver.__init__ = fake_init
|
|
self.driver = hp_msa_fc.HPMSAFCDriver()
|
|
self.driver.do_setup(None)
|
|
self.driver.common.client_login = mock.MagicMock(return_value=None)
|
|
self.driver.common.client_logout = mock.MagicMock(return_value=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(hp_msa_common.HPMSACommon, 'create_volume')
|
|
def test_create_volume(self, mock_create):
|
|
self._test_with_mock(mock_create, 'create_volume', [None],
|
|
{'metadata': None})
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon,
|
|
'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(hp_msa_common.HPMSACommon,
|
|
'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(hp_msa_common.HPMSACommon, 'delete_volume')
|
|
def test_delete_volume(self, mock_delete):
|
|
self._test_with_mock(mock_delete, 'delete_volume', [None])
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'create_snapshot')
|
|
def test_create_snapshot(self, mock_create):
|
|
self._test_with_mock(mock_create, 'create_snapshot', [None])
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'delete_snapshot')
|
|
def test_delete_snapshot(self, mock_delete):
|
|
self._test_with_mock(mock_delete, 'delete_snapshot', [None])
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'extend_volume')
|
|
def test_extend_volume(self, mock_extend):
|
|
self._test_with_mock(mock_extend, 'extend_volume', [None, 10])
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'client_logout')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon,
|
|
'get_active_fc_target_ports')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'map_volume')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, '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)
|
|
|
|
ret = self.driver.initialize_connection(test_volume, connector)
|
|
self.assertEqual(ret, {'driver_volume_type': 'fibre_channel',
|
|
'data': {'target_wwn': ['id1'],
|
|
'target_lun': 1,
|
|
'target_discovered': True}})
|
|
mock_ports.assert_called_once_with()
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'client_logout')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'unmap_volume')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'client_login')
|
|
def test_terminate_connection(self, mock_login, mock_unmap, mock_logout):
|
|
mock_login.return_value = None
|
|
mock_logout.return_value = None
|
|
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)
|
|
|
|
ret = self.driver.terminate_connection(test_volume, connector)
|
|
self.assertEqual(ret, None)
|
|
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'client_logout')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'get_volume_stats')
|
|
@mock.patch.object(hp_msa_common.HPMSACommon, 'client_login')
|
|
def test_get_volume_stats(self, mock_login, mock_stats, mock_logout):
|
|
stats = {'storage_protocol': None,
|
|
'driver_version': self.driver.VERSION,
|
|
'volume_backend_name': None,
|
|
'free_capacity_gb': 90,
|
|
'reserved_percentage': 0,
|
|
'total_capacity_gb': 100,
|
|
'QoS_support': False}
|
|
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(ret, {'storage_protocol': 'FC',
|
|
'driver_version': self.driver.VERSION,
|
|
'volume_backend_name': 'fakevalue',
|
|
'free_capacity_gb': 90,
|
|
'reserved_percentage': 0,
|
|
'total_capacity_gb': 100,
|
|
'QoS_support': False})
|
|
|
|
ret = self.driver.get_volume_stats(True)
|
|
self.assertEqual(ret, {'storage_protocol': 'FC',
|
|
'driver_version': self.driver.VERSION,
|
|
'volume_backend_name': 'fakevalue',
|
|
'free_capacity_gb': 90,
|
|
'reserved_percentage': 0,
|
|
'total_capacity_gb': 100,
|
|
'QoS_support': False})
|
|
mock_stats.assert_called_with(True)
|