How to peer two AWS VPCs using Terraform
During a recent project, I ran into an issue where the new stack (defined using Terraform) needed to connect to a legacy server via private network interfaces. The Terraform stack was encapsulated within its own VPC, and the legacy server was in the default VPC. Both VPCs were in the same region. AWS has a feature called “VPC peering” which establishes a connection between two VPCs - exactly what was required for this use case....