How to Install EmailRelay on Debian Latest?

EmailRelay is an open-source email delivery agent that works as a relay between your email server and a recipient's email server. It focuses on security, access control, and power management. This tutorial will guide you through the process of installing EmailRelay on Debian Latest.

Prerequisites

Before we start, make sure you have the following prerequisites:

  • A Debian Latest system
  • A terminal window (or SSH access)

Step 1: Install EmailRelay

To install EmailRelay, you need to follow the steps as mentioned below:

  1. Open your terminal.
  2. Type the following command to update your package list:

sudo apt-get update

  1. After that, install the required packages by running the following command:

sudo apt-get install build-essential libboost-dev libboost-system-dev libboost-filesystem-dev libboost-program-options-dev libevent-dev libssl-dev

  1. Download the EmailRelay tarball by running the following command:

wget https://github.com/rnwood/smtp-libs/archive/refs/tags/v1.3.tar.gz -O /tmp/smtp-libs.tar.gz

  1. Extract the downloaded tarball by running the following command:

tar -xzf /tmp/smtp-libs.tar.gz -C /tmp

  1. After that, download the EmailRelay tarball by running the following command:

wget https://sourceforge.net/projects/emailrelay/files/latest/download -O /tmp/emailrelay.tar.gz

  1. Extract the downloaded tarball by running the following command:

tar -xzf /tmp/emailrelay.tar.gz -C /tmp

  1. Enter the extracted emailrelay directory by running the following command:

cd /tmp/emailrelay

  1. Run the following command to configure EmailRelay:

./configure --with-smtp-libs=/tmp/smtp-libs-1.3

  1. After that, compile and install EmailRelay by running the following command:

make && sudo make install

  1. Complete the EmailRelay installation by copying the sample configuration file by running the following command:

sudo cp /usr/local/share/emailrelay/emailrelay.conf.example /etc/emailrelay.conf

Step 2: Configure EmailRelay

  1. After installing EmailRelay, open the configuration file by running the following command:

sudo nano /etc/emailrelay.conf

  1. Configure EmailRelay according to your requirements by making changes to the configuration file. You can specify server IP addresses, authentication methods, access control, and other settings.

  2. Save and close the file by pressing Ctrl+X, Y, and Enter.

Step 3: Start EmailRelay

  1. After configuring EmailRelay, start the EmailRelay service by running the following command:

sudo systemctl start emailrelay

  1. Verify that the EmailRelay service is running by running the following command:

sudo systemctl status emailrelay

  1. If the service is not running, diagnose and fix the issue by checking the service logs:

sudo journalctl -xe

Conclusion

You have successfully installed EmailRelay on Debian Latest. You can now use EmailRelay as a secure email delivery agent that can be tweaked according to your needs.