Solution-2

The code for this task can be found here

Pre-Task

First create the private and public key by typing the below command in the terminal

ssh-keygen -m PEM -f do_key -N ""

Add the relevant permission to the created key using the below command

chmod 600  do_key

Create the digital ocean api key If you don't have one, create it following this tutorial

Note : Make Sure you kept those keys safe and don't put share it online

Create the new file in the same directory with the name terraform.tfvars

Add the below content to the created file Replace token-value with the api-key that you have created in the previous step

do_token = "<token-value>"

Now type the below command in the terminal in order to create the resources using terraform

terraform init

terraform plan -out state.plan

terraform apply "state.plan"

Once everything is done you will see the Ip address of the loadbalancer as the terraform output. Navigate to the Ip address using the browser

On Hitting the IP address of the Loadbalancer

Welcome to <SERVER1-IP>

If you refresh again for sometimes you will see

Welcome to <SERVER2-IP>

Once everything is done make sure to tear down the Infrastructure that we have created during the task using the below command

terraform destroy -auto-approve

https://www.digitalocean.com/community/tutorials/how-to-use-ansible-with-terraform-for-configuration-management
https://registry.terraform.io/providers/digitalocean/digitalocean/latest/docs/resources/loadbalancer