code: func OpenTSDBWithConfig(c OpenTSDBConfig) {
  	for range time.Tick(c.FlushInterval) {
  		if err := openTSDB(&c); nil != err {
  			log.Println(err)
  		}
  	}
  }
docs: // OpenTSDBWithConfig is a blocking exporter function just like OpenTSDB,
  // but it takes a OpenTSDBConfig instead.