def extend_volume(self, volume, new_size):
try:
lun_uuid = self._get_lun_uuid(volume['name'])
out = self.exec_webapi('SYNO.Core.ISCSI.LUN',
'set',
1,
uuid=lun_uuid,
new_size=new_size * units.Gi)
self.check_response(out)
except Exception as e:
LOG.exception(_LE('Failed to extend_volume. [%s]'), volume['name'])
raise exception.ExtendVolumeError(reason=e.msg)
def _do_extend_volume(self, volume_path, size_gb, volume_format):
if volume_format == DISK_FORMAT_PLOOP:
self._execute('ploop',
'resize',
'-s',
'%dG' % size_gb,
os.path.join(volume_path, 'DiskDescriptor.xml'),
run_as_root=True)
else:
image_utils.resize_image(volume_path, size_gb)
if not self._is_file_size_equal(volume_path, size_gb):
raise exception.ExtendVolumeError(
reason='Resizing image file failed.')
def _check_extend_volume_support(self, volume, size_gb):
volume_path = self.local_path(volume)
active_file = self.get_active_image_from_info(volume)
active_file_path = os.path.join(self._local_volume_dir(volume),
active_file)
if active_file_path != volume_path:
msg = _('Extend volume is only supported for this '
'driver when no snapshots exist.')
raise exception.InvalidVolume(msg)
extend_by = int(size_gb) - volume.size
if not self._is_share_eligible(volume.provider_location, extend_by):
raise exception.ExtendVolumeError(reason='Insufficient space to '
'extend volume %s to %sG.' %
(volume.id, size_gb))
def _do_extend_volume(self, volume_path, size_gb, volume_name):
info = self._qemu_img_info(volume_path, volume_name)
fmt = info.file_format
# Note(lpetrut): as for version 2.0, qemu-img cannot resize
# vhd/x images. For the moment, we'll just use an intermediary
# conversion in order to be able to do the resize.
if fmt in (self._DISK_FORMAT_VHDX, self._DISK_FORMAT_VHD_LEGACY):
temp_image = volume_path + '.tmp'
image_utils.convert_image(volume_path, temp_image,
self._DISK_FORMAT_RAW)
image_utils.resize_image(temp_image, size_gb)
image_utils.convert_image(temp_image, volume_path, fmt)
self._delete(temp_image)
else:
image_utils.resize_image(volume_path, size_gb)
if not self._is_file_size_equal(volume_path, size_gb):
raise exception.ExtendVolumeError(
reason='Resizing image file failed.')
def extend_volume(self, volume, size_gb):
if self._is_volume_attached(volume):
# NOTE(kaisers): no attached extensions until #1870367 is fixed
msg = (_("Cannot extend volume %s while it is attached.") %
volume['id'])
raise exception.ExtendVolumeError(msg)
volume_path = self.local_path(volume)
info = self._qemu_img_info(volume_path, volume.name)
backing_fmt = info.file_format
if backing_fmt not in ['raw', 'qcow2']:
msg = _('Unrecognized backing format: %s')
raise exception.InvalidVolume(msg % backing_fmt)
# qemu-img can resize both raw and qcow2 files
active_path = os.path.join(
self._get_mount_point_for_share(volume.provider_location),
self.get_active_image_from_info(volume))
image_utils.resize_image(active_path, size_gb)
def _check_extend_volume_support(self, volume, size_gb):
extend_by = int(size_gb) - volume.size
if not self._is_share_eligible(volume.provider_location, extend_by):
raise exception.ExtendVolumeError(reason='Insufficient space to '
'extend volume %s to %sG.' %
(volume.id, size_gb))
def _do_extend_volume(self, volume_path, size_gb):
image_utils.resize_image(volume_path, size_gb)
if not self._is_file_size_equal(volume_path, size_gb):
raise exception.ExtendVolumeError(
reason='Resizing image file failed.')
