307 lines
12 KiB
Python
307 lines
12 KiB
Python
# Copyright 2012, Intel, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Unit Tests for cinder.volume.rpcapi
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"""
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import copy
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from oslo.config import cfg
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from oslo.serialization import jsonutils
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from cinder import context
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from cinder import db
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from cinder import test
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from cinder.volume import rpcapi as volume_rpcapi
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CONF = cfg.CONF
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class VolumeRpcAPITestCase(test.TestCase):
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def setUp(self):
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super(VolumeRpcAPITestCase, self).setUp()
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self.context = context.get_admin_context()
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vol = {}
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vol['host'] = 'fake_host'
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vol['availability_zone'] = CONF.storage_availability_zone
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vol['status'] = "available"
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vol['attach_status'] = "detached"
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vol['metadata'] = {"test_key": "test_val"}
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volume = db.volume_create(self.context, vol)
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snpshot = {
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'volume_id': 'fake_id',
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'status': "creating",
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'progress': '0%',
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'volume_size': 0,
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'display_name': 'fake_name',
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'display_description': 'fake_description'}
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snapshot = db.snapshot_create(self.context, snpshot)
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self.fake_volume = jsonutils.to_primitive(volume)
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self.fake_volume_metadata = volume["volume_metadata"]
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self.fake_snapshot = jsonutils.to_primitive(snapshot)
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self.fake_reservations = ["RESERVATION"]
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def test_serialized_volume_has_id(self):
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self.assertIn('id', self.fake_volume)
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def _test_volume_api(self, method, rpc_method, **kwargs):
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ctxt = context.RequestContext('fake_user', 'fake_project')
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if 'rpcapi_class' in kwargs:
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rpcapi_class = kwargs['rpcapi_class']
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del kwargs['rpcapi_class']
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else:
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rpcapi_class = volume_rpcapi.VolumeAPI
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rpcapi = rpcapi_class()
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expected_retval = 'foo' if method == 'call' else None
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target = {
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"version": kwargs.pop('version', rpcapi.BASE_RPC_API_VERSION)
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}
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if 'request_spec' in kwargs:
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spec = jsonutils.to_primitive(kwargs['request_spec'])
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kwargs['request_spec'] = spec
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expected_msg = copy.deepcopy(kwargs)
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if 'volume' in expected_msg:
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volume = expected_msg['volume']
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del expected_msg['volume']
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expected_msg['volume_id'] = volume['id']
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if 'snapshot' in expected_msg:
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snapshot = expected_msg['snapshot']
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del expected_msg['snapshot']
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expected_msg['snapshot_id'] = snapshot['id']
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if 'host' in expected_msg:
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del expected_msg['host']
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if 'dest_host' in expected_msg:
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dest_host = expected_msg['dest_host']
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dest_host_dict = {'host': dest_host.host,
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'capabilities': dest_host.capabilities}
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del expected_msg['dest_host']
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expected_msg['host'] = dest_host_dict
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if 'new_volume' in expected_msg:
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volume = expected_msg['new_volume']
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del expected_msg['new_volume']
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expected_msg['new_volume_id'] = volume['id']
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if 'host' in kwargs:
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host = kwargs['host']
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else:
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host = kwargs['volume']['host']
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target['server'] = host
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target['topic'] = '%s.%s' % (CONF.volume_topic, host)
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self.fake_args = None
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self.fake_kwargs = None
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def _fake_prepare_method(*args, **kwds):
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for kwd in kwds:
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self.assertEqual(kwds[kwd], target[kwd])
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return rpcapi.client
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def _fake_rpc_method(*args, **kwargs):
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self.fake_args = args
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self.fake_kwargs = kwargs
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if expected_retval:
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return expected_retval
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self.stubs.Set(rpcapi.client, "prepare", _fake_prepare_method)
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self.stubs.Set(rpcapi.client, rpc_method, _fake_rpc_method)
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retval = getattr(rpcapi, method)(ctxt, **kwargs)
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self.assertEqual(retval, expected_retval)
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expected_args = [ctxt, method]
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for arg, expected_arg in zip(self.fake_args, expected_args):
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self.assertEqual(arg, expected_arg)
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for kwarg, value in self.fake_kwargs.items():
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self.assertEqual(value, expected_msg[kwarg])
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def test_create_volume(self):
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self._test_volume_api('create_volume',
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rpc_method='cast',
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volume=self.fake_volume,
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host='fake_host1',
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request_spec='fake_request_spec',
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filter_properties='fake_properties',
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allow_reschedule=True,
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snapshot_id='fake_snapshot_id',
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image_id='fake_image_id',
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source_volid='fake_src_id',
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source_replicaid='fake_replica_id',
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consistencygroup_id='fake_cg_id',
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version='1.4')
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def test_create_volume_serialization(self):
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request_spec = {"metadata": self.fake_volume_metadata}
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self._test_volume_api('create_volume',
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rpc_method='cast',
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volume=self.fake_volume,
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host='fake_host1',
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request_spec=request_spec,
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filter_properties='fake_properties',
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allow_reschedule=True,
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snapshot_id='fake_snapshot_id',
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image_id='fake_image_id',
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source_volid='fake_src_id',
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source_replicaid='fake_replica_id',
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consistencygroup_id='fake_cg_id',
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version='1.4')
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def test_delete_volume(self):
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self._test_volume_api('delete_volume',
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rpc_method='cast',
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volume=self.fake_volume,
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unmanage_only=False,
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version='1.15')
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def test_create_snapshot(self):
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self._test_volume_api('create_snapshot',
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rpc_method='cast',
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volume=self.fake_volume,
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snapshot=self.fake_snapshot)
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def test_delete_snapshot(self):
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self._test_volume_api('delete_snapshot',
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rpc_method='cast',
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snapshot=self.fake_snapshot,
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host='fake_host')
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def test_attach_volume_to_instance(self):
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self._test_volume_api('attach_volume',
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rpc_method='call',
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volume=self.fake_volume,
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instance_uuid='fake_uuid',
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host_name=None,
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mountpoint='fake_mountpoint',
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mode='ro',
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version='1.11')
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def test_attach_volume_to_host(self):
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self._test_volume_api('attach_volume',
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rpc_method='call',
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volume=self.fake_volume,
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instance_uuid=None,
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host_name='fake_host',
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mountpoint='fake_mountpoint',
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mode='rw',
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version='1.11')
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def test_detach_volume(self):
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self._test_volume_api('detach_volume',
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rpc_method='call',
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volume=self.fake_volume)
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def test_copy_volume_to_image(self):
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self._test_volume_api('copy_volume_to_image',
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rpc_method='cast',
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volume=self.fake_volume,
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image_meta={'id': 'fake_image_id',
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'container_format': 'fake_type',
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'disk_format': 'fake_type'},
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version='1.3')
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def test_initialize_connection(self):
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self._test_volume_api('initialize_connection',
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rpc_method='call',
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volume=self.fake_volume,
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connector='fake_connector')
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def test_terminate_connection(self):
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self._test_volume_api('terminate_connection',
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rpc_method='call',
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volume=self.fake_volume,
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connector='fake_connector',
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force=False)
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def test_accept_transfer(self):
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self._test_volume_api('accept_transfer',
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rpc_method='call',
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volume=self.fake_volume,
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new_user='e5565fd0-06c8-11e3-'
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'8ffd-0800200c9b77',
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new_project='e4465fd0-06c8-11e3'
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'-8ffd-0800200c9a66',
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version='1.9')
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def test_extend_volume(self):
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self._test_volume_api('extend_volume',
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rpc_method='cast',
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volume=self.fake_volume,
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new_size=1,
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reservations=self.fake_reservations,
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version='1.14')
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def test_migrate_volume(self):
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class FakeHost(object):
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def __init__(self):
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self.host = 'host'
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self.capabilities = {}
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dest_host = FakeHost()
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self._test_volume_api('migrate_volume',
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rpc_method='cast',
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volume=self.fake_volume,
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dest_host=dest_host,
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force_host_copy=True,
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version='1.8')
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def test_migrate_volume_completion(self):
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self._test_volume_api('migrate_volume_completion',
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rpc_method='call',
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volume=self.fake_volume,
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new_volume=self.fake_volume,
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error=False,
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version='1.10')
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def test_retype(self):
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class FakeHost(object):
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def __init__(self):
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self.host = 'host'
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self.capabilities = {}
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dest_host = FakeHost()
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self._test_volume_api('retype',
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rpc_method='cast',
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volume=self.fake_volume,
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new_type_id='fake',
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dest_host=dest_host,
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migration_policy='never',
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reservations=None,
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version='1.12')
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def test_manage_existing(self):
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self._test_volume_api('manage_existing',
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rpc_method='cast',
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volume=self.fake_volume,
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ref={'lv_name': 'foo'},
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version='1.15')
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def test_promote_replica(self):
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self._test_volume_api('promote_replica',
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rpc_method='cast',
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volume=self.fake_volume,
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version='1.17')
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def test_reenable_replica(self):
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self._test_volume_api('reenable_replication',
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rpc_method='cast',
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volume=self.fake_volume,
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version='1.17')
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