public List<TConfigNodeLocation> getConfigNodeList() throws BadNodeUrlException, IOException {
    return SystemPropertiesUtils.loadConfigNodeList();
  }
config_node_list of confignode-system.properties

@throws BadNodeUrlException loadConfigNodeList()
@throws IOException loadConfigNodeList()
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/conf/ConfigNodeRemoveCheck.java