MQTT Input Plugin for Graylog

This is an input plugin that allows you to subscribe to several topic (or jist '#') on a MQTT broker and index all receviced messages.

This library use Eclipse Paho as client mqtt library.

Versioning

MQTT Input Plugin Version	Graylog Version
1.x	2.x, 3.x, 4x.
2.x	5.x (should), 6.x

This project is using Maven 3 and requires Java 8 for 1.x release and Java 17 for 2.x.

Installation

Download the plugin and place the .jar file in your Graylog plugin directory. The plugin directory is the plugins/ folder relative from your graylog-server directory by default and can be configured in your graylog.conf file.

Restart graylog-server and you are done.

Development

You can improve your development experience for the web interface part of your plugin dramatically by making use of hot reloading. To do this, do the following:

• git clone https://github.com/Graylog2/graylog2-server.git
• cd graylog2-server/graylog2-web-interface
• ln -s $YOURPLUGIN plugin/
• npm install && npm start

Usage

Create a new Input with "MQTT Raw" with MQTT connection detail's

Getting started

This project is using Maven 3 and requires Java 8 or higher.

• Clone this repository.
• Run mvn package to build a JAR file.
• Optional: Run mvn jdeb:jdeb and mvn rpm:rpm to create a DEB and RPM package respectively.
• Copy generated JAR file in target directory to your Graylog plugin directory.
• Restart the Graylog.

Plugin Release

We are using the maven release plugin:

$ mvn release:prepare
[...]
$ mvn release:perform

This sets the version numbers, creates a tag and pushes to GitHub.