es-docker-cluster
https://stefanprodan.com/2016/elasticsearch-cluster-with-docker/
https://github.com/taowen/es-monitor--[query metric from elasticsearch using sql]
[elasticsearch ingest node]
https://www.elastic.co/guide/en/elasticsearch/plugins/current/using-ingest-user-agent.html
elasticsearch ingest node and docker-cluster---quey using sql]
原文：https://www.cnblogs.com/SZLLQ2000/p/9311864.html