def revert_resize(self, context, instance_id):
"""Reverts a resize, deleting the 'new' instance in the process."""
context = context.elevated()
migration_ref = self.db.migration_get_by_instance_and_status(
context, instance_id, 'finished')
if not migration_ref:
raise exception.MigrationNotFoundByStatus(instance_id=instance_id,
status='finished')
params = {'migration_id': migration_ref['id']}
self._cast_compute_message('revert_resize',
context,
instance_id,
migration_ref['dest_compute'],
params=params)
self.db.migration_update(context, migration_ref['id'],
{'status': 'reverted'})
def confirm_resize(self, context, instance_id):
"""Confirms a migration/resize and deletes the 'old' instance."""
context = context.elevated()
migration_ref = self.db.migration_get_by_instance_and_status(
context, instance_id, 'finished')
if not migration_ref:
raise exception.MigrationNotFoundByStatus(instance_id=instance_id,
status='finished')
instance_ref = self.db.instance_get(context, instance_id)
params = {'migration_id': migration_ref['id']}
self._cast_compute_message('confirm_resize',
context,
instance_id,
migration_ref['source_compute'],
params=params)
self.db.migration_update(context, migration_ref['id'],
{'status': 'confirmed'})
self.db.instance_update(context, instance_id, {
'host': migration_ref['dest_compute'],
})
def test_force_complete_migration_not_found(self):
self._test_force_complete_failed_with_exception(
exception.MigrationNotFoundByStatus(instance_id='', status=''),
webob.exc.HTTPBadRequest)
def revert_resize_mock(*args):
raise exception.MigrationNotFoundByStatus(instance_id=1,
status='finished')
