openstack/nova
Code Issues Proposed changes

Merge "VMware: Factor out relocate_vm()"

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This commit is contained in:
Jenkins 2017-09-21 17:26:12 +00:00 committed by Gerrit Code Review
commit e9a4f22f45
4 changed files with 35 additions and 39 deletions
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7
nova/tests/unit/virt/vmwareapi/test_driver_api.py
View File

@ -1121,8 +1121,7 @@ class VMwareAPIVMTestCase(test.NoDBTestCase,
self._check_vm_info(info, power_state.RUNNING)
self.assertTrue(self.exception)
@mock.patch('nova.virt.vmwareapi.volumeops.VMwareVolumeOps.'
'_relocate_vmdk_volume')
@mock.patch.object(vm_util, 'relocate_vm')
@mock.patch('nova.virt.vmwareapi.volumeops.VMwareVolumeOps.'
'attach_volume')
@mock.patch('nova.virt.vmwareapi.volumeops.VMwareVolumeOps.'
@ -1133,7 +1132,7 @@ class VMwareAPIVMTestCase(test.NoDBTestCase,
mock_volume_in_mapping,
mock_get_res_pool_of_vm,
mock_attach_volume,
mock_relocate_vmdk_volume,
mock_relocate_vm,
set_image_ref=True):
self._create_instance(set_image_ref=set_image_ref)
@ -1152,7 +1151,7 @@ class VMwareAPIVMTestCase(test.NoDBTestCase,
mock_info_get_mapping.assert_called_once_with(mock.ANY)
mock_get_res_pool_of_vm.assert_called_once_with(mock.ANY)
mock_relocate_vmdk_volume.assert_called_once_with(mock.ANY,
mock_relocate_vm.assert_called_once_with(mock.ANY, mock.ANY,
'fake_res_pool', mock.ANY)
mock_attach_volume.assert_called_once_with(connection_info,
self.instance, constants.DEFAULT_ADAPTER_TYPE)

26
nova/tests/unit/virt/vmwareapi/test_volumeops.py
View File

@ -494,9 +494,9 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
@mock.patch.object(volumeops.VMwareVolumeOps,
'_get_vmdk_base_volume_device')
@mock.patch.object(volumeops.VMwareVolumeOps, '_relocate_vmdk_volume')
@mock.patch.object(vm_util, 'relocate_vm')
def test_consolidate_vmdk_volume_with_no_relocate(
self, relocate_vmdk_volume, get_vmdk_base_volume_device):
self, relocate_vm, get_vmdk_base_volume_device):
file_name = mock.sentinel.file_name
backing = mock.Mock(fileName=file_name)
original_device = mock.Mock(backing=backing)
@ -511,18 +511,18 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
device, volume_ref)
get_vmdk_base_volume_device.assert_called_once_with(volume_ref)
self.assertFalse(relocate_vmdk_volume.called)
self.assertFalse(relocate_vm.called)
@mock.patch.object(volumeops.VMwareVolumeOps,
'_get_vmdk_base_volume_device')
@mock.patch.object(volumeops.VMwareVolumeOps, '_relocate_vmdk_volume')
@mock.patch.object(vm_util, 'relocate_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, '_get_host_of_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, '_get_res_pool_of_host')
@mock.patch.object(volumeops.VMwareVolumeOps, 'detach_disk_from_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, 'attach_disk_to_vm')
def test_consolidate_vmdk_volume_with_relocate(
self, attach_disk_to_vm, detach_disk_from_vm, get_res_pool_of_host,
get_host_of_vm, relocate_vmdk_volume, get_vmdk_base_volume_device):
get_host_of_vm, relocate_vm, get_vmdk_base_volume_device):
file_name = mock.sentinel.file_name
backing = mock.Mock(fileName=file_name)
original_device = mock.Mock(backing=backing)
@ -551,7 +551,7 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
disk_type)
get_vmdk_base_volume_device.assert_called_once_with(volume_ref)
relocate_vmdk_volume.assert_called_once_with(
relocate_vm.assert_called_once_with(self._session,
volume_ref, rp, datastore, host)
detach_disk_from_vm.assert_called_once_with(
volume_ref, instance, original_device, destroy_disk=True)
@ -561,14 +561,14 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
@mock.patch.object(volumeops.VMwareVolumeOps,
'_get_vmdk_base_volume_device')
@mock.patch.object(volumeops.VMwareVolumeOps, '_relocate_vmdk_volume')
@mock.patch.object(vm_util, 'relocate_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, '_get_host_of_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, '_get_res_pool_of_host')
@mock.patch.object(volumeops.VMwareVolumeOps, 'detach_disk_from_vm')
@mock.patch.object(volumeops.VMwareVolumeOps, 'attach_disk_to_vm')
def test_consolidate_vmdk_volume_with_missing_vmdk(
self, attach_disk_to_vm, detach_disk_from_vm, get_res_pool_of_host,
get_host_of_vm, relocate_vmdk_volume, get_vmdk_base_volume_device):
get_host_of_vm, relocate_vm, get_vmdk_base_volume_device):
file_name = mock.sentinel.file_name
backing = mock.Mock(fileName=file_name)
original_device = mock.Mock(backing=backing)
@ -584,7 +584,7 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
rp = mock.sentinel.rp
get_res_pool_of_host.return_value = rp
relocate_vmdk_volume.side_effect = [
relocate_vm.side_effect = [
oslo_vmw_exceptions.FileNotFoundException, None]
instance = mock.sentinel.instance
@ -599,9 +599,11 @@ class VMwareVolumeOpsTestCase(test.NoDBTestCase):
get_vmdk_base_volume_device.assert_called_once_with(volume_ref)
relocate_calls = [mock.call(volume_ref, rp, datastore, host),
mock.call(volume_ref, rp, datastore, host)]
self.assertEqual(relocate_calls, relocate_vmdk_volume.call_args_list)
relocate_calls = [mock.call(self._session, volume_ref, rp, datastore,
host),
mock.call(self._session, volume_ref, rp, datastore,
host)]
self.assertEqual(relocate_calls, relocate_vm.call_args_list)
detach_disk_from_vm.assert_called_once_with(
volume_ref, instance, original_device)
attach_disk_to_vm.assert_called_once_with(

17
nova/virt/vmwareapi/vm_util.py
View File

@ -933,17 +933,26 @@ def clone_vm_spec(client_factory, location,
return clone_spec
def relocate_vm_spec(client_factory, datastore=None, host=None,
def relocate_vm_spec(client_factory, res_pool=None, datastore=None, host=None,
disk_move_type="moveAllDiskBackingsAndAllowSharing"):
"""Builds the VM relocation spec."""
rel_spec = client_factory.create('ns0:VirtualMachineRelocateSpec')
rel_spec.datastore = datastore
rel_spec.host = host
rel_spec.pool = res_pool
rel_spec.diskMoveType = disk_move_type
if host:
rel_spec.host = host
return rel_spec
def relocate_vm(session, vm_ref, res_pool=None, datastore=None, host=None,
disk_move_type="moveAllDiskBackingsAndAllowSharing"):
client_factory = session.vim.client.factory
rel_spec = relocate_vm_spec(client_factory, res_pool, datastore, host,
disk_move_type)
relocate_task = session._call_method(session.vim, "RelocateVM_Task",
vm_ref, spec=rel_spec)
session._wait_for_task(relocate_task)
def get_machine_id_change_spec(client_factory, machine_id_str):
"""Builds the machine id change config spec."""
virtual_machine_config_spec = client_factory.create(

24
nova/virt/vmwareapi/volumeops.py
View File

@ -385,22 +385,6 @@ class VMwareVolumeOps(object):
else:
raise exception.VolumeDriverNotFound(driver_type=driver_type)
def _relocate_vmdk_volume(self, volume_ref, res_pool, datastore,
host=None):
"""Relocate the volume.
The move type will be moveAllDiskBackingsAndAllowSharing.
"""
client_factory = self._session.vim.client.factory
spec = vm_util.relocate_vm_spec(client_factory,
datastore=datastore,
host=host)
spec.pool = res_pool
task = self._session._call_method(self._session.vim,
"RelocateVM_Task", volume_ref,
spec=spec)
self._session._wait_for_task(task)
def _get_host_of_vm(self, vm_ref):
"""Get the ESX host of given VM."""
return self._session._call_method(vutil, 'get_object_property',
@ -476,7 +460,8 @@ class VMwareVolumeOps(object):
{'backing': volume_ref, 'rp': res_pool, 'ds': datastore,
'host': host})
try:
self._relocate_vmdk_volume(volume_ref, res_pool, datastore, host)
vm_util.relocate_vm(self._session, volume_ref, res_pool, datastore,
host)
except oslo_vmw_exceptions.FileNotFoundException:
# Volume's vmdk was moved; remove the device so that we can
# relocate the volume.
@ -486,7 +471,8 @@ class VMwareVolumeOps(object):
"reattempting relocate.")
self.detach_disk_from_vm(volume_ref, instance, original_device)
detached = True
self._relocate_vmdk_volume(volume_ref, res_pool, datastore, host)
vm_util.relocate_vm(self._session, volume_ref, res_pool, datastore,
host)
# Volume's backing is relocated now; detach the old vmdk if not done
# already.
@ -604,6 +590,6 @@ class VMwareVolumeOps(object):
# Pick the resource pool on which the instance resides. Move the
# volume to the datastore of the instance.
res_pool = self._get_res_pool_of_vm(vm_ref)
self._relocate_vmdk_volume(volume_ref, res_pool, datastore)
vm_util.relocate_vm(self._session, volume_ref, res_pool, datastore)
self.attach_volume(connection_info, instance, adapter_type)