How to Install Haraka on ClearLinux Latest

This tutorial provides a step-by-step guide to install Haraka on ClearLinux Latest. Haraka is an open-source NodeJS-based SMTP server that runs on multiple platforms. It is fast, scalable, and allows developers to write custom plugins for filtering, authentication, and more.

Prerequisites

Before starting with the installation process, ensure that you have the following:

A ClearLinux system up and running.
NodeJS version 10 or higher.
A working internet connection.

Step 1: Installing the Required Dependencies

Open the terminal on your ClearLinux system by pressing the Ctrl+Alt+T shortcut keys. Then, run the following commands to update the repository and install the required dependencies:

$ sudo swupd update
$ sudo swupd bundle-add nodejs-basic

Step 2: Downloading and Installing Haraka

Proceed with the following steps to download and install Haraka on ClearLinux:

Download and extract the latest version of Haraka from the official website using the following command:
```
$ wget -qO- https://github.com/haraka/Haraka/archive/main.tar.gz | tar xvz
```
This will download and extract Haraka into a folder named Haraka-main.
Navigate into the newly extracted folder using the following command:
```
$ cd Haraka-main/
```
Install Haraka globally using the following command:
```
$ sudo npm install -g Haraka
```
This command will download the package and install Haraka globally on your ClearLinux system.
Set up Haraka using the haraka command-line interface (CLI). Run the following command to create a new instance of Haraka:
```
$ haraka -i myharaka
```
This command will create a new instance of Haraka named myharaka in the current directory.

Step 3: Testing Haraka

Before starting to use Haraka, you can test it by sending an email to a local inbox. Follow the below-given steps to test Haraka:

Navigate into the myharaka directory:
```
$ cd myharaka
```
Start the Haraka server using the following command:
```
$ haraka -c .
```
Open a new terminal window/tab and send an email to a local inbox:
```
$ echo "Hello, Haraka!" | mail -s "Test Email" [email protected] 
```
This command will send an email to [email protected] with the subject Test Email and the body Hello, Haraka!.
Check if your inbox received the email:
```
$ cat /tmp/mail/example.com/test
```
This command will display the content of the email in the terminal, which should be Hello, Haraka!.
Stop the Haraka server by pressing Ctrl+C in the terminal where it is running.

Congratulations! You have successfully installed Haraka on ClearLinux Latest and tested its functionality by sending and receiving an email. Feel free to explore and customize Haraka according to your needs by writing custom plugins, filters, and more.