aws_instance

Terraform: provisioning AWS servers in both public and private subnets


Categories: Virtualization

It is relatively straightforward to create an AWS public subnet where the compute instances have access to the public internet via the default internet gateway. But once you start building private subnets behind it, you must start considering security groups, routing, and the NAT gateways required to reach public services. In this article, I will … Terraform: provisioning AWS servers in both public and private subnets

Terraform: invoking a startup script for an EC2 aws_instance


Categories: Virtualization

You can bake a startup script directly into the creation of your EC2 instance when using Terraform.  Although complex post-configuration should be left to tools such as Ansible, essential bootstrap type commands or custom routes for instances in private subnets are reasons why you might need to use this hook. Below is an example of … Terraform: invoking a startup script for an EC2 aws_instance