How to Install Simple NixOS Mailserver on Linux Mint

In this tutorial, you will learn how to install Simple NixOS Mailserver on Linux Mint. Simple NixOS Mailserver is a lightweight and easy-to-use mail server that enables you to send and receive emails over the internet. It is based on the NixOS operating system and can be installed on any Linux-based operating system.

To install Simple NixOS Mailserver on Linux Mint, follow the steps below:

Prerequisites

Before we start, make sure that you have the following prerequisites installed: - Linux Mint Latest Version - Git - Nix package manager (pre-installed in NixOS) - Basic knowledge of terminal commands.

Installation

1. Open a terminal window on your Linux Mint system.
   • You can do this by pressing Ctrl+Alt+T or by clicking on the Terminal icon in the application menu.
2. Clone the Simple NixOS Mailserver repository by running the following command:

git clone https://gitlab.com/simple-nixos-mailserver/nixos-mailserver.git

3. Change the directory to the cloned repository by executing the following command:

cd nixos-mailserver

4. Run the following command to install the Simple NixOS Mailserver:

sudo nix-env -i -f default.nix

5. Once the installation is complete, you can start the mail server using the following command:

sudo nixos-rebuild switch

Configuration

After installation, you need to configure Simple NixOS Mailserver to use it. This involves setting up the domains, users, and mailboxes.

1. Open the Simple NixOS Mailserver configuration file using the following command:

sudo nano /etc/nixos/configuration.nix

2. Add your domain to the configuration file. For example, if your domain name is "example.com", you can add the following code to the file:

simpleNixOSMailserver.mailDomains = [
    { domain = "example.com"; }
  ];

3. Add users to the admin list by adding their email addresses to the adminList list. For example, if you want to add "john@example.com" to the list, add the following code:

simpleNixOSMailserver.adminList = [
    "john@example.com"
  ];

4. Add mailboxes by adding the user's email address and password to the mailbox list. For example, if you want to add a mailbox for user "jane@example.com" with the password "password123", add the following code:

simpleNixOSMailserver.mailboxes = [
      {
        email = "jane@example.com";
        password = "password123";
      }
  ];

5. Save the configuration file by pressing Ctrl+O, then exit nano by pressing Ctrl+X.
6. Rebuild the configuration file by executing the following command:

sudo nixos-rebuild switch

Conclusion

Congratulations! You have successfully installed and configured Simple NixOS Mailserver on Linux Mint. You can now send and receive emails using this mail server. If you need additional help, you can refer to the Simple NixOS Mailserver documentation.

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