public static boolean isSeedConfigNode() {
    try {
      Properties systemProperties = systemPropertiesHandler.read();
      boolean isSeedConfigNode =
          Boolean.parseBoolean(systemProperties.getProperty("is_seed_config_node", null));
      if (isSeedConfigNode) {
        return true;
      } else {
        return ConfigNodeDescriptor.getInstance().isSeedConfigNode();
      }
    } catch (IOException ignore) {
      return false;
    }
  }
Check if the current ConfigNode is SeedConfigNode.

<p>Notice: Only invoke this interface when restarted.

@return True if the is_seed_config_node is set to True in iotdb-confignode.properties file
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/conf/SystemPropertiesUtils.java