COTURN + JANUS example

1. Init Terraform state in terraform directory: cd terraform && terraform init
2. Set the right region on terraform/main.tf
3. Set vpc & subnet ids and ssh key pair name on terraform/terraform.tfvars
4. Apply infrastructure changes: terraform apply
5. Note the ip address for the new servers
6. Add ips to Ansible inventory on ansible/inventory/hosts.ini
7. Configure Janus server using ansible: cd ../ansible && ansible-playbook -i inventory/hosts.ini janus.yml
8. Configure Coturn server using janus: ansible-playbook -i inventory/hosts.ini coturn.yml

(9). (Deploy the app in the s3)