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Terraform, CoreOS, and Digital Ocean

Let's use Terraform to easily get a CoreOS cluster up on Digital Ocean. In this example we will get a 5 node CoreOS cluster up and running on the Digital Ocean 8GB size.

Install Terraform

Grab a copy of Terraform for your platform from http://www.terraform.io/downloads.html. Follow the instructions at http://www.terraform.io/intro/getting-started/install.html by getting Terraform in your PATH and testing that it works.

Digital Ocean API Key

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This is a quick guide on installing HTTPie for Mac OS X systems. This is also useful if you want the python package management utility pip. An installed copy of Homebrew is a prerequisite.

# install the python package provided with homebrew
brew install python

# install HTTPie with the pip utility
pip install httpie

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