Helpful Terraform Links:
Create Jenkins Pipeline taking reference from aws-terraform-jenkins-pipeline
terraform init
terraform plan -var-file="vars/dev-east-1.tfvars"
terraform apply -var-file="vars/dev-east-1.tfvars"
chmod 400 <keypair>
ssh -i <keypair> ec2-user@<public_dns>
sudo cat /var/lib/jenkins/secrets/initialAdminPassword
terraform destroy -var-file="vars/dev-east-1.tfvars"