Master Traffic Management with AWS Path-Based Routing!

Pre-requisites

1. Two Availability Zones with each containing at least one EC2 instance.
2. A VPC having a minimum one public subnet in each of the above two
   Availability Zones. This public subnet will be used for configuring load
   balancer.
3. Install a web server on each instance and allow port 80 access on these
   instances using the security group.

Configuring the Target group

Step 1: Refer to the previous Hands-on to configure target groups with
respective instances.

https://bit.ly/3E1ZpKZ

Step 2: Create an Application Load Balancer.

https://bit.ly/4gTvbYW

Adding Path Based Forwarding Rules

Step 3: Once the ALB status changes to Active, we will proceed with Forwarding
Rules. Click on the Load Balancer name and then go to the Listeners tab.

Step 4: Click on ‘View/Edit rules’ under ‘Rules’ column and then click on the ‘+’
symbol followed by ‘Insert Rule’:

Verifying the Setup

To check if everything is working as expected, open a web browser and paste the
DNS of the load balancer and append it with:

http://my-path-alb-1678734065.us-east-1.elb.amazonaws.com/signup

This is /signup will be path based routing.