GET example-index/_search { "query" : { "query_string" : {"query" : "*"} } }
GET _cat/indices?v
GET _cluster/health?pretty
logstash input plugins
https://www.elastic.co/guide/en/logstash/current/codec-plugins.html
logstash filter plugins
https://www.elastic.co/guide/en/logstash/current/filter-plugins.html
logstash filter plugins
https://www.elastic.co/guide/en/logstash/current/output-plugins.html
Logstash patterns
https://github.com/logstash-plugins/logstash-patterns-core