Rolling over an index

When using a system that manages logs, it is very common to use rolling files for your log entries. By using this idea, we can have indices that are similar to rolling files.

We can define some conditions to be checked and leave it to Elasticsearch to roll new indices automatically and refer the use of an alias just to a virtual index.

Getting ready

You need an up-and-running Elasticsearch installation, as we described in Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.

To execute these commands, HTTP clients can be used, such as curl (https://curl.haxx.se/), postman (https://www.getpostman.com/), or others. I suggest using the Kibana console as it provides...