def schedule_prep_resize(self, context, request_spec, *args, **kwargs): """Select a target for resize. Selects a target host for the instance, post-resize, and casts the prep_resize operation to it. """ # We need the new instance type ID... instance_type_id = kwargs['instance_type_id'] elevated = context.elevated() LOG.debug(_("Attempting to determine target host for resize to " "instance type %(instance_type_id)s") % locals()) # Convert it to an actual instance type instance_type = db.instance_type_get(elevated, instance_type_id) # Now let's grab a possibility hosts = self._schedule(elevated, 'compute', request_spec, *args, **kwargs) if not hosts: raise exception.NoValidHost(reason=_("")) host = hosts.pop(0) # Forward off to the host driver.cast_to_host(context, 'compute', host.host, 'prep_resize', **kwargs)
def schedule_prep_resize(self, context, request_spec, *args, **kwargs): """Select a target for resize. Selects a target host for the instance, post-resize, and casts the prep_resize operation to it. """ # We need the new instance type ID... instance_type_id = kwargs['instance_type_id'] elevated = context.elevated() LOG.debug( _("Attempting to determine target host for resize to " "instance type %(instance_type_id)s") % locals()) # Convert it to an actual instance type instance_type = db.instance_type_get(elevated, instance_type_id) # Now let's grab a possibility hosts = self._schedule(elevated, 'compute', request_spec, *args, **kwargs) if not hosts: raise exception.NoValidHost(reason=_("")) host = hosts.pop(0) # Forward off to the host driver.cast_to_host(context, 'compute', host.host, 'prep_resize', **kwargs)
def schedule_prep_resize(self, context, request_spec, *args, **kwargs): """Select a target for resize.""" host = self._schedule(context, 'compute', request_spec, **kwargs) driver.cast_to_host(context, 'compute', host, 'prep_resize', **kwargs)
def schedule(self, context, topic, method, *_args, **kwargs): """Picks a host that is up at random.""" host = self._schedule(context, topic, None, **kwargs) driver.cast_to_host(context, topic, host, method, **kwargs)