How to Install VerneMQ on Ubuntu, RHEL, Docker, Debian, and CentOS

VerneMQ is a high-performance, distributed MQTT broker designed for scalability and reliability. It is ideal for IoT applications requiring a large number of concurrent connections. This guide explains how to install VerneMQ on various platforms, including Ubuntu, RHEL, Docker, Debian, and CentOS.

1. Install VerneMQ on Ubuntu

Step 1: Update System

sudo apt update && sudo apt upgrade -y

Step 2: Add VerneMQ Repository

echo "deb https://packages.vernemq.com/deb/ubuntu bionic main" | sudo tee /etc/apt/sources.list.d/vernemq.list
wget https://packages.vernemq.com/pubkey.gpg
sudo apt-key add pubkey.gpg

Step 3: Install VerneMQ

sudo apt update
sudo apt install vernemq -y

Step 4: Start and Enable VerneMQ Service

sudo systemctl start vernemq
sudo systemctl enable vernemq

Step 5: Verify VerneMQ Installation

sudo systemctl status vernemq

2. Install VerneMQ on RHEL / CentOS

Step 1: Add VerneMQ Repository

sudo tee /etc/yum.repos.d/vernemq.repo <<EOF
[vernemq]
name=VerneMQ
baseurl=https://packages.vernemq.com/rpm/rhel/7
gpgcheck=1
gpgkey=https://packages.vernemq.com/pubkey.gpg
enabled=1
EOF

Step 2: Install VerneMQ

sudo yum install vernemq -y

Step 3: Start and Enable VerneMQ Service

sudo systemctl start vernemq
sudo systemctl enable vernemq

Step 4: Verify VerneMQ Installation

sudo systemctl status vernemq

3. Install VerneMQ on Debian

Step 1: Add VerneMQ Repository

echo "deb https://packages.vernemq.com/deb/debian buster main" | sudo tee /etc/apt/sources.list.d/vernemq.list
wget https://packages.vernemq.com/pubkey.gpg
sudo apt-key add pubkey.gpg

Step 2: Install VerneMQ

sudo apt update
sudo apt install vernemq -y

Step 3: Start and Enable VerneMQ Service

sudo systemctl start vernemq
sudo systemctl enable vernemq

4. Install VerneMQ with Docker

Step 1: Pull the VerneMQ Docker Image

docker pull vernemq/vernemq

Step 2: Run VerneMQ Container

docker run -d --name vernemq -p 1883:1883 -p 8883:8883 -p 8080:8080 vernemq/vernemq

Step 3: Verify Container Status

docker ps

Step 4: Test MQTT Connection (Optional)

mosquitto_pub -h localhost -t test -m "Hello VerneMQ"
mosquitto_sub -h localhost -t test

5. Basic VerneMQ Configuration

Enable Remote Access

Add this line to the configuration file:

listener.tcp.default = 0.0.0.0:1883

Restart VerneMQ:

sudo systemctl restart vernemq

Enable WebSocket Support

Add this line to the configuration file:

listener.ws.default = 0.0.0.0:8080

Restart VerneMQ:

sudo systemctl restart vernemq

Add New User for Authentication

vmq-passwd /etc/vernemq/passwd <username>

Restart VerneMQ with Authentication Enabled:

sudo systemctl restart vernemq

6. Troubleshooting Tips

• Check logs for errors:

sudo journalctl -u vernemq -f

• Verify network ports:

sudo netstat -tuln | grep 1883

• Confirm broker is running correctly:

vmq-admin status

Conclusion

VerneMQ is a powerful MQTT broker that is easy to install and configure on various platforms. With robust features, scalability, and security options, it is a top choice for IoT messaging solutions. For enhanced performance, consider configuring VerneMQ clusters and tuning performance settings as your deployment scales.

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