add elasticsearch monitor (index and query)

[919927181]

Adding Elasticsearch monitors to index data and query data.
添加Elasticsearch监视器，查询索引数据，进行日志报警。

We hope this monitoring and alarm platform is more universal and unified.
我们希望这个监控告警平台更通用、统一点。

so，hope can support this feature.
所以，希望可以支持这个功能。