def delete_health_monitor(self, context, id):
"""Delete health monitor object from DB
Raises an error if the monitor has associations with pools
"""
query = self._model_query(context, PoolMonitorAssociation)
has_associations = query.filter_by(monitor_id=id).first()
if has_associations:
raise loadbalancer.HealthMonitorInUse(monitor_id=id)
with context.session.begin(subtransactions=True):
monitor_db = self._get_resource(context, HealthMonitor, id)
context.session.delete(monitor_db)
def get_exception_inuse(self, id=None):
return loadbalancer.HealthMonitorInUse(monitor_id=id)