Book Image

Mastering Elastic Stack

By : Ravi Kumar Gupta, Yuvraj Gupta
Book Image

Mastering Elastic Stack

By: Ravi Kumar Gupta, Yuvraj Gupta

Overview of this book

Even structured data is useless if it can’t help you to take strategic decisions and improve existing system. If you love to play with data, or your job requires you to process custom log formats, design a scalable analysis system, and manage logs to do real-time data analysis, this book is your one-stop solution. By combining the massively popular Elasticsearch, Logstash, Beats, and Kibana, elastic.co has advanced the end-to-end stack that delivers actionable insights in real time from almost any type of structured or unstructured data source. If your job requires you to process custom log formats, design a scalable analysis system, explore a variety of data, and manage logs, this book is your one-stop solution. You will learn how to create real-time dashboards and how to manage the life cycle of logs in detail through real-life scenarios. This book brushes up your basic knowledge on implementing the Elastic Stack and then dives deeper into complex and advanced implementations of the Elastic Stack. We’ll help you to solve data analytics challenges using the Elastic Stack and provide practical steps on centralized logging and real-time analytics with the Elastic Stack in production. You will get to grip with advanced techniques for log analysis and visualization. Newly announced features such as Beats and X-Pack are also covered in detail with examples. Toward the end, you will see how to use the Elastic stack for real-world case studies and we’ll show you some best practices and troubleshooting techniques for the Elastic Stack.
Table of Contents (19 chapters)
Mastering Elastic Stack
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Plugins Command-Line Options


As we have already discussed the various type of plugins available in Logstash, let's understand how to list/install/update/remove a plugin using the logstash-plugin script, which is present within the bin folder of Logstash.

The usage of the plugin command-line option is as follows:

bin/logstash-plugin [OPTIONS] SUBCOMMAND [ARG]

The various subcommands are listinstall, remove, update, pack, unpack, and generate.

list is used to list the installed plugins, install is used to install a plugin, remove is used to remove a plugin, update is used to update a plugin, pack is used to package already installed plugins and unpack is used to unpack packaged plugins.

Listing of Plugins

To list all the plugins available in Logstash:

bin/logstash-plugin list

The various options available for list can be viewed using:

bin/logstash-plugin list --help

It displays options such as --installed, --verbose, --group NAME.

To find an installed plugin using its name:

bin/logstash-plugin...