O'Reilly logo

Elasticsearch 5.x Cookbook - Third Edition by Alberto Paro

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Creating a cluster action

In the previous recipe, we saw how to create a REST entry-point, but to execute the action at cluster level, we will need to create a cluster action.

An Elasticsearch action is generally executed and distributed in the cluster and in this recipe we will see how to implement this kind of action. The cluster action will be very bare; we send a string with a value to every shard and the shards echo a result string concatenating the string with the shard number.

Getting ready

You need an up-and-running Elasticsearch installation as we described in the Downloading and installing Elasticsearch recipe in Chapter 2, Downloading and Setup.

A Maven tool, or an IDE that support Java programming, such as Eclipse or IntelliJ IDEA. The ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required