@db_api.retry_db_errors
    def update_ha_routers_states(self, context, **kwargs):
        states = kwargs.get('states')
        host = kwargs.get('host')

        LOG.debug('Updating HA routers states on host %s: %s', host, states)
        self.l3plugin.update_routers_states(context, states, host)
Update states for HA routers.
dataset/ETHPy150Open openstack/neutron/neutron/api/rpc/handlers/l3_rpc.py/L3RpcCallback.update_ha_routers_states