fluentbit
https://blog.csdn.net/LiMng06/article/details/131701589
https://clickvisual.net/zh/clickvisual/07collect/fluent-bit-configuration-reference.html#_2-2-parse-conf-%E9%85%8D%E7%BD%AE
https://blog.csdn.net/kkkkkkkji/article/details/126083818
https://www.cnblogs.com/zhangmingcheng/p/16457744.html
https://www.cnblogs.com/c21w/p/15835008.html