def test_update_progress_with_error(self):
session = self._create_mock_session(True, 10)
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443,
'rp-1', 'folder-1', None,
100)
session.invoke_api.side_effect = exceptions.VimException(None)
self.assertRaises(exceptions.VimException, handle.update_progress)
def fetch_image_ova(context, instance, session, vm_name, ds_name,
vm_folder_ref, res_pool_ref):
"""Download the OVA image from the glance image server to the
Nova compute node.
"""
image_ref = instance.image_ref
LOG.debug(
"Downloading OVA image file %(image_ref)s to the ESX "
"as VM named '%(vm_name)s'", {
'image_ref': image_ref,
'vm_name': vm_name
},
instance=instance)
metadata = IMAGE_API.get(context, image_ref)
file_size = int(metadata['size'])
vm_import_spec = _build_import_spec_for_import_vapp(
session, vm_name, ds_name)
read_iter = IMAGE_API.download(context, image_ref)
ova_fd, ova_path = tempfile.mkstemp()
try:
# NOTE(arnaud): Look to eliminate first writing OVA to file system
with os.fdopen(ova_fd, 'w') as fp:
for chunk in read_iter:
fp.write(chunk)
with tarfile.open(ova_path, mode="r") as tar:
vmdk_name = None
for tar_info in tar:
if tar_info and tar_info.name.endswith(".ovf"):
extracted = tar.extractfile(tar_info.name)
xmlstr = extracted.read()
vmdk_name = get_vmdk_name_from_ovf(xmlstr)
elif vmdk_name and tar_info.name.startswith(vmdk_name):
# Actual file name is <vmdk_name>.XXXXXXX
extracted = tar.extractfile(tar_info.name)
write_handle = rw_handles.VmdkWriteHandle(
session, session._host, session._port, res_pool_ref,
vm_folder_ref, vm_import_spec, file_size)
start_transfer(context,
extracted,
file_size,
write_file_handle=write_handle)
extracted.close()
LOG.info(_LI("Downloaded OVA image file %(image_ref)s"),
{'image_ref': instance.image_ref},
instance=instance)
imported_vm_ref = write_handle.get_imported_vm()
session._call_method(session.vim, "UnregisterVM",
imported_vm_ref)
LOG.info(_LI("The imported VM was unregistered"),
instance=instance)
return
raise exception.ImageUnacceptable(
reason=_("Extracting vmdk from OVA failed."),
image_id=image_ref)
finally:
os.unlink(ova_path)
def download_stream_optimized_data(context, timeout_secs, read_handle,
**kwargs):
"""Download stream optimized data to VMware server.
:param context: image service write context
:param timeout_secs: time in seconds to wait for the download to complete
:param read_handle: handle from which to read the image data
:param kwargs: keyword arguments to configure the destination
VMDK write handle
:returns: managed object reference of the VM created for import to VMware
server
:raises: VimException, VimFaultException, VimAttributeException,
VimSessionOverLoadException, VimConnectionException,
ImageTransferException, ValueError
"""
file_size = int(kwargs.get('image_size'))
write_handle = rw_handles.VmdkWriteHandle(kwargs.get('session'),
kwargs.get('host'),
kwargs.get('port'),
kwargs.get('resource_pool'),
kwargs.get('vm_folder'),
kwargs.get('vm_import_spec'),
file_size,
kwargs.get('http_method', 'PUT'))
_start_transfer(read_handle, write_handle, timeout_secs)
return write_handle.get_imported_vm()
def fetch_image_stream_optimized(context, instance, session, vm_name,
ds_name, vm_folder_ref, res_pool_ref):
"""Fetch image from Glance to ESX datastore."""
image_ref = instance.image_ref
LOG.debug("Downloading image file data %(image_ref)s to the ESX "
"as VM named '%(vm_name)s'",
{'image_ref': image_ref, 'vm_name': vm_name},
instance=instance)
metadata = IMAGE_API.get(context, image_ref)
file_size = int(metadata['size'])
vm_import_spec = _build_import_spec_for_import_vapp(
session, vm_name, ds_name)
read_iter = IMAGE_API.download(context, image_ref)
read_handle = rw_handles.ImageReadHandle(read_iter)
write_handle = rw_handles.VmdkWriteHandle(session,
session._host,
session._port,
res_pool_ref,
vm_folder_ref,
vm_import_spec,
file_size)
image_transfer(read_handle, write_handle)
imported_vm_ref = write_handle.get_imported_vm()
LOG.info("Downloaded image file data %(image_ref)s",
{'image_ref': instance.image_ref}, instance=instance)
vmdk = vm_util.get_vmdk_info(session, imported_vm_ref, vm_name)
session._call_method(session.vim, "UnregisterVM", imported_vm_ref)
LOG.info("The imported VM was unregistered", instance=instance)
return vmdk.capacity_in_bytes
def test_update_progress(self):
vmdk_size = 100
data_size = 10
session = self._create_mock_session(True, 10)
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443, 'rp-1',
'folder-1', None, vmdk_size)
handle.write([1] * data_size)
handle.update_progress()
def test_tell(self):
session = self._create_mock_session()
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443, 'rp-1',
'folder-1', None, 100)
data = [1] * 10
handle.write(data)
self.assertEqual(len(data), handle._bytes_written)
self.assertEqual(len(data), handle.tell())
def test_write(self):
session = self._create_mock_session()
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443, 'rp-1',
'folder-1', None, 100)
data = [1] * 10
handle.write(data)
self.assertEqual(len(data), handle._bytes_written)
self._conn.putrequest.assert_called_once_with('PUT', '/ds/disk1.vmdk')
self._conn.send.assert_called_once_with(data)
def test_get_vm_incomplete_transfer(self):
session = self._create_mock_session()
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443, 'rp-1',
'folder-1', None, 100)
handle._get_progress = mock.Mock(return_value=99)
session.invoke_api = mock.Mock()
self.assertRaises(exceptions.ImageTransferException,
handle.get_imported_vm)
def fetch_image_ova(context, instance, session, vm_name, ds_name,
vm_folder_ref, res_pool_ref):
"""Download the OVA image from the glance image server to the
Nova compute node.
"""
image_ref = instance.image_ref
LOG.debug(
"Downloading OVA image file %(image_ref)s to the ESX "
"as VM named '%(vm_name)s'", {
'image_ref': image_ref,
'vm_name': vm_name
},
instance=instance)
metadata = IMAGE_API.get(context, image_ref)
file_size = int(metadata['size'])
vm_import_spec = _build_import_spec_for_import_vapp(
session, vm_name, ds_name)
read_iter = IMAGE_API.download(context, image_ref)
read_handle = rw_handles.ImageReadHandle(read_iter)
with tarfile.open(mode="r|", fileobj=read_handle) as tar:
vmdk_name = None
for tar_info in tar:
if tar_info and tar_info.name.endswith(".ovf"):
extracted = tar.extractfile(tar_info)
xmlstr = extracted.read()
vmdk_name = get_vmdk_name_from_ovf(xmlstr)
elif vmdk_name and tar_info.name.startswith(vmdk_name):
# Actual file name is <vmdk_name>.XXXXXXX
extracted = tar.extractfile(tar_info)
write_handle = rw_handles.VmdkWriteHandle(
session, session._host, session._port, res_pool_ref,
vm_folder_ref, vm_import_spec, file_size)
start_transfer(context,
extracted,
file_size,
write_file_handle=write_handle)
extracted.close()
LOG.info(_LI("Downloaded OVA image file %(image_ref)s"),
{'image_ref': instance.image_ref},
instance=instance)
imported_vm_ref = write_handle.get_imported_vm()
vmdk = vm_util.get_vmdk_info(session, imported_vm_ref, vm_name)
session._call_method(session.vim, "UnregisterVM",
imported_vm_ref)
LOG.info(_LI("The imported VM was unregistered"),
instance=instance)
return vmdk.capacity_in_bytes
raise exception.ImageUnacceptable(
reason=_("Extracting vmdk from OVA failed."), image_id=image_ref)
def test_close(self):
session = self._create_mock_session()
handle = rw_handles.VmdkWriteHandle(session, '10.1.2.3', 443, 'rp-1',
'folder-1', None, 100)
def session_invoke_api_side_effect(module, method, *args, **kwargs):
if module == vim_util and method == 'get_object_property':
return 'ready'
self.assertEqual(session.vim, module)
self.assertEqual('HttpNfcLeaseComplete', method)
session.invoke_api = mock.Mock(
side_effect=session_invoke_api_side_effect)
handle.close()
self.assertEqual(2, session.invoke_api.call_count)
