Source code for heat.scaling.lbutils

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import copy

from heat.common import exception
from heat.common.i18n import _
from heat.engine import scheduler

[docs]def reconfigure_loadbalancers(load_balancers, id_list): """Notify the LoadBalancer to reload its config. This must be done after activation (instance in ACTIVE state), otherwise the instances' IP addresses may not be available. """ for lb in load_balancers: existing_defn = lb.frozen_definition() props = copy.copy(, lb.context).data) if 'Instances' in lb.properties_schema: props['Instances'] = id_list elif 'members' in lb.properties_schema: props['members'] = id_list else: raise exception.Error( _("Unsupported resource '%s' in LoadBalancerNames") % lb_defn = existing_defn.freeze(properties=props) scheduler.TaskRunner(lb.update, lb_defn)()