def test_legacy_mapping_from_object_list(self):
bdm1 = objects.BlockDeviceMapping()
bdm1 = objects.BlockDeviceMapping._from_db_object(
None, bdm1, fake_block_device.FakeDbBlockDeviceDict(
self.new_mapping[0]))
bdm2 = objects.BlockDeviceMapping()
bdm2 = objects.BlockDeviceMapping._from_db_object(
None, bdm2, fake_block_device.FakeDbBlockDeviceDict(
self.new_mapping[1]))
bdmlist = objects.BlockDeviceMappingList()
bdmlist.objects = [bdm1, bdm2]
block_device.legacy_mapping(bdmlist)
def block_device_mapping_get_all_by_instance(self, context, instance,
legacy):
bdms = self.db.block_device_mapping_get_all_by_instance(
context, instance['uuid'])
if legacy:
bdms = block_device.legacy_mapping(bdms)
return jsonutils.to_primitive(bdms)
def rebuild_instance(self, ctxt, instance, new_pass, injected_files,
image_ref, orig_image_ref, orig_sys_metadata, bdms,
recreate=False, on_shared_storage=False, host=None,
preserve_ephemeral=False, kwargs=None):
# NOTE(danms): kwargs is only here for cells compatibility, don't
# actually send it to compute
extra = {'preserve_ephemeral': preserve_ephemeral}
if self.client.can_send_version('3.21'):
version = '3.21'
else:
bdms = block_device.legacy_mapping(bdms)
bdms = jsonutils.to_primitive(objects_base.obj_to_primitive(bdms))
if self.client.can_send_version('3.5'):
version = '3.5'
elif self.client.can_send_version('3.4'):
version = '3.4'
extra = {}
else:
# NOTE(russellb) Havana compat
version = self._get_compat_version('3.0', '2.22')
instance = jsonutils.to_primitive(instance)
extra = {}
cctxt = self.client.prepare(server=_compute_host(host, instance),
version=version)
cctxt.cast(ctxt, 'rebuild_instance',
instance=instance, new_pass=new_pass,
injected_files=injected_files, image_ref=image_ref,
orig_image_ref=orig_image_ref,
orig_sys_metadata=orig_sys_metadata, bdms=bdms,
recreate=recreate, on_shared_storage=on_shared_storage,
**extra)
def block_device_mapping_get_all_by_instance(self, context, instance,
legacy=True):
bdms = db.block_device_mapping_get_all_by_instance(context,
instance['uuid'])
if legacy:
bdms = block_device.legacy_mapping(bdms)
return bdms
def _handle_cell_delete(self, context, instance, method_name):
if not instance.cell_name:
delete_type = method_name == 'soft_delete' and 'soft' or 'hard'
self.cells_rpcapi.instance_delete_everywhere(context,
instance, delete_type)
bdms = block_device.legacy_mapping(
self.db.block_device_mapping_get_all_by_instance(
context, instance.uuid))
# NOTE(danms): If we try to delete an instance with no cell,
# there isn't anything to salvage, so we can hard-delete here.
try:
super(ComputeCellsAPI, self)._local_delete(context, instance,
bdms, method_name,
self._do_delete)
except exception.ObjectActionError:
# NOTE(alaski): We very likely got here because the host
# constraint in instance.destroy() failed. This likely means
# that an update came up from a child cell and cell_name is
# set now. If so try the delete again.
with excutils.save_and_reraise_exception() as exc:
instance.refresh()
if instance.cell_name:
exc.reraise = False
self._handle_cell_delete(context, instance,
method_name)
return
method = getattr(super(ComputeCellsAPI, self), method_name)
method(context, instance)
def rebuild_instance(self, ctxt, instance, new_pass, injected_files,
image_ref, orig_image_ref, orig_sys_metadata, bdms,
recreate=False, on_shared_storage=False, host=None,
preserve_ephemeral=False, kwargs=None):
# NOTE(danms): kwargs is only here for cells compatibility, don't
# actually send it to compute
extra = {'preserve_ephemeral': preserve_ephemeral}
if self.client.can_send_version('3.21'):
version = '3.21'
else:
bdms = block_device.legacy_mapping(bdms)
bdms = jsonutils.to_primitive(objects_base.obj_to_primitive(bdms))
if self.client.can_send_version('3.5'):
version = '3.5'
elif self.client.can_send_version('3.4'):
version = '3.4'
extra = {}
else:
# NOTE(russellb) Havana compat
version = self._get_compat_version('3.0', '2.22')
instance = jsonutils.to_primitive(instance)
extra = {}
cctxt = self.client.prepare(server=_compute_host(host, instance),
version=version)
cctxt.cast(ctxt, 'rebuild_instance',
instance=instance, new_pass=new_pass,
injected_files=injected_files, image_ref=image_ref,
orig_image_ref=orig_image_ref,
orig_sys_metadata=orig_sys_metadata, bdms=bdms,
recreate=recreate, on_shared_storage=on_shared_storage,
**extra)
def block_device_mapping_get_all_by_instance(self, context, instance,
legacy):
bdms = self.db.block_device_mapping_get_all_by_instance(
context, instance['uuid'])
if legacy:
bdms = block_device.legacy_mapping(bdms)
return jsonutils.to_primitive(bdms)
def _handle_cell_delete(self, context, instance, method_name):
if not instance.cell_name:
delete_type = method_name == 'soft_delete' and 'soft' or 'hard'
self.cells_rpcapi.instance_delete_everywhere(
context, instance, delete_type)
bdms = block_device.legacy_mapping(
self.db.block_device_mapping_get_all_by_instance(
context, instance.uuid))
# NOTE(danms): If we try to delete an instance with no cell,
# there isn't anything to salvage, so we can hard-delete here.
try:
super(ComputeCellsAPI,
self)._local_delete(context, instance, bdms, method_name,
self._do_delete)
except exception.ObjectActionError:
# NOTE(alaski): We very likely got here because the host
# constraint in instance.destroy() failed. This likely means
# that an update came up from a child cell and cell_name is
# set now. If so try the delete again.
with excutils.save_and_reraise_exception() as exc:
instance.refresh()
if instance.cell_name:
exc.reraise = False
self._handle_cell_delete(context, instance,
method_name)
return
method = getattr(super(ComputeCellsAPI, self), method_name)
method(context, instance)
def block_device_mapping_get_all_by_instance(self, context, instance,
legacy=True):
bdms = db.block_device_mapping_get_all_by_instance(context,
instance['uuid'])
if legacy:
bdms = block_device.legacy_mapping(bdms)
return bdms
def _handle_cell_delete(self, context, instance, method_name):
if not instance.cell_name:
delete_type = method_name == "soft_delete" and "soft" or "hard"
self.cells_rpcapi.instance_delete_everywhere(context, instance, delete_type)
bdms = block_device.legacy_mapping(self.db.block_device_mapping_get_all_by_instance(context, instance.uuid))
# NOTE(danms): If we try to delete an instance with no cell,
# there isn't anything to salvage, so we can hard-delete here.
try:
super(ComputeCellsAPI, self)._local_delete(context, instance, bdms, method_name, self._do_delete)
except exception.ObjectActionError:
# NOTE(alaski): We very likely got here because the host
# constraint in instance.destroy() failed. This likely means
# that an update came up from a child cell and cell_name is
# set now. If so try the delete again.
with excutils.save_and_reraise_exception() as exc:
try:
instance.refresh()
except exception.InstanceNotFound:
# NOTE(melwitt): If the instance has already been
# deleted by instance_destroy_at_top from a cell,
# instance.refresh() will raise InstanceNotFound.
exc.reraise = False
else:
if instance.cell_name:
exc.reraise = False
self._handle_cell_delete(context, instance, method_name)
except exception.InstanceNotFound:
# NOTE(melwitt): We can get here if anything tries to
# lookup the instance after a instance_destroy_at_top hits.
pass
return
method = getattr(super(ComputeCellsAPI, self), method_name)
method(context, instance)
def terminate_instance(self, ctxt, instance, bdms, reservations=None):
# NOTE(russellb) Havana compat
if self.client.can_send_version("3.22"):
version = "3.22"
else:
version = self._get_compat_version("3.0", "2.35")
bdms = block_device.legacy_mapping(bdms)
bdms = jsonutils.to_primitive(objects_base.obj_to_primitive(bdms))
cctxt = self.client.prepare(server=_compute_host(None, instance), version=version)
cctxt.cast(ctxt, "terminate_instance", instance=instance, bdms=bdms, reservations=reservations)
def terminate_instance(self, ctxt, instance, bdms, reservations=None):
# NOTE(russellb) Havana compat
if self.client.can_send_version('3.22'):
version = '3.22'
else:
version = self._get_compat_version('3.0', '2.35')
bdms = block_device.legacy_mapping(bdms)
bdms = jsonutils.to_primitive(objects_base.obj_to_primitive(bdms))
cctxt = self.client.prepare(server=_compute_host(None, instance),
version=version)
cctxt.cast(ctxt, 'terminate_instance',
instance=instance, bdms=bdms,
reservations=reservations)
def _handle_cell_delete(self, context, instance, method_name):
if not instance["cell_name"]:
delete_type = method_name == "soft_delete" and "soft" or "hard"
self.cells_rpcapi.instance_delete_everywhere(context, instance, delete_type)
bdms = block_device.legacy_mapping(
self.db.block_device_mapping_get_all_by_instance(context, instance["uuid"])
)
# NOTE(danms): If we try to delete an instance with no cell,
# there isn't anything to salvage, so we can hard-delete here.
super(ComputeCellsAPI, self)._local_delete(context, instance, bdms, method_name, self._do_delete)
return
method = getattr(super(ComputeCellsAPI, self), method_name)
method(context, instance)
def _handle_cell_delete(self, context, instance, delete_type):
if not instance['cell_name']:
self.cells_rpcapi.instance_delete_everywhere(
context, instance, delete_type)
bdms = block_device.legacy_mapping(
self.db.block_device_mapping_get_all_by_instance(
context, instance['uuid']))
# NOTE(danms): If we try to delete an instance with no cell,
# there isn't anything to salvage, so we can hard-delete here.
super(ComputeCellsAPI,
self)._local_delete(context, instance, bdms, delete_type,
self._do_delete)
return
method = getattr(super(ComputeCellsAPI, self), delete_type)
method(context, instance)
def test_legacy_mapping_source_image(self):
got_legacy = block_device.legacy_mapping(self.new_mapping)
for legacy, expected in zip(got_legacy, self.legacy_mapping):
self.assertThat(expected, matchers.IsSubDictOf(legacy))
def test_legacy_mapping_source_image(self):
got_legacy = block_device.legacy_mapping(self.new_mapping)
for legacy, expected in zip(got_legacy, self.legacy_mapping):
self.assertThat(expected, matchers.IsSubDictOf(legacy))
