How to host Node RED on AWS Lightsail VM Instance - ServerAvatar

Node-RED is a widely used open-source platform for building and managing complex automation workflows effortlessly. It runs on various platforms, including local machines, cloud services, and edge devices. Node-RED allows users to visually create and coordinate flows for integrating various services and devices, making it suitable for applications from IoT to data processing tasks. When choosing a hosting platform for Node-RED, opting for AWS Lightsail ensures reliability with its scalable infrastructure and straightforward deployment options. ServerAvatar makes the deployment of the Node-RED on the AWS Lightsail platform an easy step-by-step process.

Create VM Instance in AWS Lightsail

To create a server in AWS Lightsail, First log in to the AWS Lightsail console. Once you are there, Follow the steps given below.

Step 1: Go to the Instance Creation Form

To access the instance creation form, Go to the AWS Lightsail dashboard and click on the orange button with the Create Instance text. See the following image for reference.

Step 2: Select the Location of your Instance

First of all, You have to select the location for your instance. It is always better to select a location closest to your major traffic source. It will decrease the latency for the majority of your website visitors.

If you want to change the location of your server, You can simply update the current region in your AWS account.

Step 3: Select the OS for your Instance

After selecting the location, Select the operating system for your instance. In this case, First, click on OS Only and then select Ubuntu 20.04 as an operating system just like the following image.

Step 4: Select SSH Key and Launch Script (Optional/Advanced)

This is an optional step. Here you can set the Launch script and the main SSH key for your server. If you don't understand the launch script and SSH keys, Just ignore this step.

Step 5: Select the Plan

In this step, select the size of your VM instance. AWS Lightsail provides lots of different options when it comes to plans and pricing. The plan and pricing selection completely depend on the requirements of your site(s).

The minimum requirements for hosting Node-RED applications are a minimum of 2GB or more RAM to ensure smooth operation, especially if handling multiple flows or integrations, and a minimum of 10GB of free disk space is recommended, but more may be needed depending on the size of your flows and data storage requirements. So, select the plan based on the complexity and traffic of your sites.

Step 6: Verify and Create the Instance

Finally, Enter the name of your instance, and the number of instances you want to create and assign the tags accordingly for identification. Once done, click on the Create Instance button to start the instance creation process.

It might take a few minutes to deploy the instance. Once done, follow the below-given step to update the firewall rules for the VM instance.

Step 7: Update Firewall Rules

ServerAvatar requires 43210 port open. In total, You need to keep the following ports open on the instance.

• 22 (SSH): To access your server via SSH.
• 80 (HTTP): To access your sites on HTTP.
• 443 (HTTPS): To access your sites on HTTPS.
• 43210 (ServerAvatar): To allow communication between ServerAvatar and your instance.

To update the firewall rules for a specific instance, Go to the AWS Lightsail dashboard and click on the name of the instance you want to update. Then go to the Networking section and add the missing firewall rules. After updating the firewall rules, the networking section of your Instance should look like the following image.

Initial Server Configuration

The Initial server configuration includes the installation and configuration of various packages required to host your website. Usually, You have to write commands and modify configuration files. Luckily, With ServerAvatar, Your full server configuration and optimization can be automated.

Here are the three ways to automatically configure your server with ServerAvatar.

wget https://srvr.so/install
chmod +x install
./install

Install and Setup Node-RED on Cloud using ServerAvatar

Getting Started With Node-RED:

Node-RED is a flow-based development tool that utilizes visual programming, developed by IBM. It provides a web-based interface enabling users to integrate hardware devices, APIs, and online services creatively.

Node-RED supports the development of custom nodes using JavaScript, following developers to extend its capabilities and seamlessly integrate with proprietary systems. Its efficient runtime and compatibility with Docker containers ensure easy deployment, whether on cloud platforms or local servers.

Key Features:

• Visual Programming: Node-RED uses a visual programming model, which makes the creation and visualization of complex workflows easier.
• Web-Based Interface: Node-RED offers a web-based interface that is accessible from anywhere, making it convenient for remote development and monitoring.
• Open Source: Node-RED is open-source software, that promotes transparency, collaboration, and innovation within the developers.
• Real-Time Processing: Node-RED enables real-time data processing and supports event-driven applications, making it suitable for IoT and automation projects.

Let's begin by creating the application.

Step 1: Create a Node-RED application

• Log in to your ServerAvatar account and navigate to the Application tab from the server panel. click on the Create button.

• On the following screen, fill in the Application details, including:

  • Application Name: Enter your Application Name.
  • Select Domain: Select between a Test Domain or a Primary Domain as per your requirements.
  • Enter Domain: Enter your Application Domain.
  • Method: Select One Click as your application method.
  • Select Application: Select Node RED as an Application.
  • Username: Enter your application Username.
  • Password: Enter the Password for your application.

• After Filling up the details, click on the Create Application button.

Note: If the Node-RED option is disabled and you are unable to select it, you will need to follow additional provided steps.

• Navigate to the Server Settings option and click on the Install button next to the Node Red option.

• After completing the installation process of Node-RED, you can proceed with creating the Node-RED application.

Step 2: Access Node-RED

• Once the Node-RED Application is created, click on the domain link of your Node-RED application.

• The Node-RED interface will open, showing that the installation and setup have been completed successfully.

  • Enter your Username and Password.
  • Click the Login button.

• Congratulations! You've successfully set up a fully functional Node-RED application using ServerAvatar.