private List<Integer> getBrokerIds(AddBrokerResult addBrokerResult) {
        List<IpIdRelation> ipids = addBrokerResult.getData();
        List<Integer> brokerIds = Lists.newArrayList();
        for (IpIdRelation ipid : ipids) {
            brokerIds.add(ipid.getBrokerId());
        }
        return brokerIds;
    }
clone source broker to generate brokers with the same config and copy the topics in it.

@param req
@return

@throws Exception exception
inlong-tubemq/tubemq-manager/src/main/java/org/apache/inlong/tubemq/manager/service/NodeServiceImpl.java