How to Install ActiveMQ on Fedora CoreOS Latest

Apache ActiveMQ is an open-source message broker that is widely used for message-oriented middleware implementation. It is written in Java and supports multiple protocols such as AMQP, MQTT, and STOMP. In this tutorial, we will guide you on how to install ActiveMQ on Fedora CoreOS latest.

Prerequisites

Before starting the installation, make sure that you have the following prerequisites:

• A Fedora CoreOS latest installation
• A user account with sudo or root privileges
• Basic knowledge of the command-line interface and the Linux operating system

Step-by-Step Guide

To install ActiveMQ on Fedora CoreOS latest, follow the step-by-step guide below:

Step 1: Update the System

The first step is to update the Fedora CoreOS system. This will ensure that you have the latest packages and updates installed on your system.

sudo dnf update -y

Step 2: Install Java

ActiveMQ requires Java to be installed on your system. You can install OpenJDK 11 using the following command:

sudo dnf install -y java-11-openjdk

Step 3: Download and Extract ActiveMQ

Now, download the latest version of ActiveMQ from the official website:

wget https://downloads.apache.org/activemq/5.16.3/apache-activemq-5.16.3-bin.tar.gz

Extract the downloaded archive using the following command:

tar -xzf apache-activemq-5.16.3-bin.tar.gz

Step 4: Configure ActiveMQ

Change to the extracted ActiveMQ directory:

cd apache-activemq-5.16.3/

Open the ActiveMQ configuration file with your favorite text editor:

sudo vi conf/activemq.xml

Uncomment the following line:

<plugins>
  <!-- example for using the Mysql database -->
  <jaasAuthenticationPlugin configFile="${activemq.base}/conf/login.config" />
  <authorizationPlugin>
    <map>
      <authorizationMap>
        <authorizationEntries>
            <authorizationEntry queue=">" read="admins" write="admins" admin="admins" />
            <authorizationEntry topic=">" read="admins" write="admins" admin="admins" />
            <authorizationEntry topic="ActiveMQ.Advisory.>" read="guests,users" write="guests,users" admin="guests,users" />
        </authorizationEntries>
        <tempDestinationAuthorizationEntry>
          <tempDestinationAuthorizationEntry read="admins" write="admins" admin="admins"/>
        </tempDestinationAuthorizationEntry>
      </authorizationMap>
    </map>
  </authorizationPlugin>
  <simpleAuthenticationPlugin anonymousAccessAllowed="true">
    <users>
      <authenticationUser username="admin" password="admin" groups="admins,guests"/>
      <authenticationUser username="user" password="user" groups="users"/>
      <authenticationUser username="guest" password="guest" groups="guests"/>
      <authenticationUser username="system" password="manager" groups="admins,users"/>
    </users>
  </simpleAuthenticationPlugin>
</plugins>

Step 5: Start ActiveMQ

To start ActiveMQ, run the following command:

./bin/activemq start

This will start ActiveMQ as a service in the background. To check the status of ActiveMQ, run the following command:

./bin/activemq status

Step 6: Access the ActiveMQ Web Console

You can access the ActiveMQ web console by pointing your web browser to the following URL:

http://localhost:8161/admin/

You should now have a fully-functional ActiveMQ installation on your Fedora CoreOS latest system.

Conclusion

In this tutorial, we have shown you how to install ActiveMQ on Fedora CoreOS latest. We hope that this guide has been helpful, and you can now start building message-oriented middleware implementations using ActiveMQ.