Source code for heat.scaling.lbutils

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import copy

import six

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

[docs]def reload_loadbalancers(group, load_balancers, exclude=None): """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. """ exclude = exclude or [] id_list = grouputils.get_member_refids(group, exclude=exclude) for name, lb in six.iteritems(load_balancers): props = copy.copy(lb.properties.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") % name) lb_defn = rsrc_defn.ResourceDefinition( lb.name, lb.type(), properties=props, metadata=lb.t.metadata(), deletion_policy=lb.t.deletion_policy()) scheduler.TaskRunner(lb.update, lb_defn)()
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