In this section, we'll be downloading some binaries from Hashicorp's site, and also using our centos1 VM.
Completely automating your infrastructure is beyond the scope of this book, but there's no reason we can't talk about a couple of the most popular tools on the market at the moment.
Both Terraform and Packer are made by Hashicorp, who have a reputation for making life easier for system administrators, or never releasing a version 1.0.0 of their products, depending on who you ask.
Hashicorp are also the people who maintain Vagrant, though they did once try to replace it with a program called Otto—we don't talk about Otto.
Terraform is a way of writing your infrastructure as declarative code, with a wide range of providers to choose from, including AWS, Azure, Scaleway, Digital Ocean, and more.
Packer, on the other...