How to Install Listmonk on OpenBSD

Listmonk is an open-source and self-hosted newsletter and email automation software that allows you to send and manage newsletters, email campaigns, and email lists. This tutorial will guide you through the process of installing Listmonk on OpenBSD.

Prerequisites

OpenBSD server with sudo access
Basic command-line knowledge
DNS record pointing to the server's IP address

Step 1: Update System

Before installing Listmonk, make sure that your OpenBSD system is up to date by running the following command:

sudo pkg_add -u

Step 2: Install Dependencies

Listmonk relies on several dependencies such as Redis, Go language, and Git. Run the following command to install these dependencies:

sudo pkg_add redis go git

Step 3: Clone Listmonk Repository

Now, you need to clone the Listmonk GitHub repository to your server. Run the following command to clone the repository:

git clone https://github.com/knadh/listmonk.git

Step 4: Build Listmonk

After cloning the repository, navigate to the Listmonk directory and build the application by running the following command:

cd listmonk
make build

Step 5: Configure Listmonk

Create a configuration file for Listmonk by copying the sample configuration file:

cp config.sample.yml config.yml

Now, open config.yml in your favorite editor and set the values according to your needs. Make sure to set the following values:

http:
  listenaddr: "0.0.0.0:3000"
redis:
  addr: "127.0.0.1:6379"

Save and close the file.

Step 6: Start Listmonk and Redis

Start Redis by running the following command:

sudo /etc/rc.d/redis start

Then, start the Listmonk by running the following command:

./listmonk

Step 7: Configure Firewall

OpenBSD comes with pf firewall pre-installed. You need to allow traffic on port 3000 for Listmonk. Run the following command to allow traffic:

echo 'pass in proto tcp from any to any port 3000' | sudo pfctl -f -

Step 8: Access Listmonk

You can access Listmonk by opening your web browser and navigating to http://your-server-ip-address:3000.

Conclusion

Congratulations! You have successfully installed Listmonk on your OpenBSD server. You can customize and explore the features of Listmonk according to your needs to manage your email campaigns and newsletters.