def test_archive_deleted_rows_with_undeleted_residue(self):
# Boots a server, deletes it, and then tries to archive it.
server = self._create_server()
server_id = server['id']
# Assert that there are instance_actions. instance_actions are
# interesting since we don't soft delete them but they have a foreign
# key back to the instances table.
actions = self.api.get_instance_actions(server_id)
self.assertTrue(len(actions),
'No instance actions for server: %s' % server_id)
self._delete_server(server)
# Verify we have the soft deleted instance in the database.
admin_context = context.get_admin_context(read_deleted='yes')
# This will raise InstanceNotFound if it's not found.
instance = db.instance_get_by_uuid(admin_context, server_id)
# Make sure it's soft deleted.
self.assertNotEqual(0, instance.deleted)
# Undelete the instance_extra record to make sure we delete it anyway
extra = db.instance_extra_get_by_instance_uuid(admin_context,
instance.uuid)
self.assertNotEqual(0, extra.deleted)
db.instance_extra_update_by_uuid(admin_context, instance.uuid,
{'deleted': 0})
extra = db.instance_extra_get_by_instance_uuid(admin_context,
instance.uuid)
self.assertEqual(0, extra.deleted)
# Verify we have some system_metadata since we'll check that later.
self.assertTrue(len(instance.system_metadata),
'No system_metadata for instance: %s' % server_id)
# Create a pci_devices record to simulate an instance that had a PCI
# device allocated at the time it was deleted. There is a window of
# time between deletion of the instance record and freeing of the PCI
# device in nova-compute's _complete_deletion method during RT update.
db.pci_device_update(
admin_context, 1, 'fake-address', {
'compute_node_id': 1,
'address': 'fake-address',
'vendor_id': 'fake',
'product_id': 'fake',
'dev_type': 'fake',
'label': 'fake',
'status': 'allocated',
'instance_uuid': instance.uuid
})
# Now try and archive the soft deleted records.
results, deleted_instance_uuids, archived = \
db.archive_deleted_rows(max_rows=100)
# verify system_metadata was dropped
self.assertIn('instance_system_metadata', results)
self.assertEqual(len(instance.system_metadata),
results['instance_system_metadata'])
# Verify that instances rows are dropped
self.assertIn('instances', results)
# Verify that instance_actions and actions_event are dropped
# by the archive
self.assertIn('instance_actions', results)
self.assertIn('instance_actions_events', results)
self.assertEqual(sum(results.values()), archived)
# Verify that the pci_devices record has not been dropped
self.assertNotIn('pci_devices', results)
def _get_target(self, context, target):
"""Processes and validates the CLI given target and adapts it for
policy authorization.
:returns: None if the given target is None, otherwise returns a proper
authorization target.
:raises nova.exception.InvalidAttribute: if a key in the given target
is not an acceptable.
:raises nova.exception.InstanceNotFound: if 'instance_id' is given, and
there is no instance match the id.
"""
if not target:
return None
new_target = {}
for t in target:
key, value = t.split('=')
if key not in self._ACCEPTABLE_TARGETS:
raise exception.InvalidAttribute(attr=key)
new_target[key] = value
# if the target is an instance_id, return an instance instead.
instance_id = new_target.get('instance_id')
if instance_id:
admin_ctxt = nova_context.get_admin_context()
instance = db.instance_get_by_uuid(admin_ctxt, instance_id)
new_target = {
'user_id': instance['user_id'],
'project_id': instance['project_id']
}
return new_target
def test_archive_deleted_rows(self):
# Boots a server, deletes it, and then tries to archive it.
server = self._create_server()
server_id = server['id']
# Assert that there are instance_actions. instance_actions are
# interesting since we don't soft delete them but they have a foreign
# key back to the instances table.
actions = self.api.get_instance_actions(server_id)
self.assertTrue(len(actions),
'No instance actions for server: %s' % server_id)
self._delete_server(server)
# Verify we have the soft deleted instance in the database.
admin_context = context.get_admin_context(read_deleted='yes')
# This will raise InstanceNotFound if it's not found.
instance = db.instance_get_by_uuid(admin_context, server_id)
# Make sure it's soft deleted.
self.assertNotEqual(0, instance.deleted)
# Verify we have some system_metadata since we'll check that later.
self.assertTrue(len(instance.system_metadata),
'No system_metadata for instance: %s' % server_id)
# Now try and archive the soft deleted records.
results, deleted_instance_uuids, archived = \
db.archive_deleted_rows(max_rows=100)
# verify system_metadata was dropped
self.assertIn('instance_system_metadata', results)
self.assertEqual(len(instance.system_metadata),
results['instance_system_metadata'])
# Verify that instances rows are dropped
self.assertIn('instances', results)
# Verify that instance_actions and actions_event are dropped
# by the archive
self.assertIn('instance_actions', results)
self.assertIn('instance_actions_events', results)
self.assertEqual(sum(results.values()), archived)
def get_marker_record(self, ctx, marker):
try:
im = objects.InstanceMapping.get_by_instance_uuid(ctx, marker)
except exception.InstanceMappingNotFound:
raise exception.MarkerNotFound(marker=marker)
elevated = ctx.elevated(read_deleted='yes')
with context.target_cell(elevated, im.cell_mapping) as cctx:
try:
# NOTE(danms): We query this with no columns_to_join()
# as we're just getting values for the sort keys from
# it and none of the valid sort keys are on joined
# columns.
db_inst = db.instance_get_by_uuid(cctx, marker,
columns_to_join=[])
except exception.InstanceNotFound:
raise exception.MarkerNotFound(marker=marker)
return im.cell_mapping.uuid, db_inst
