General Information

“Terraform enables you to safely and predictably create, change, and improve infrastructure. It is an open source tool that codifies APIs into declarative configuration files that can be shared amongst team members, treated as code, edited, reviewed, and versioned.”

Site

• Official Site: https://www.terraform.io/
• Downloads: https://www.terraform.io/downloads.html
• Getting started: https://www.terraform.io/intro/getting-started/install.html

Checklist

• AWS Account

Installing Terraform on Linux.

• Visit downloads page: https://www.terraform.io/downloads.html
• Copy download link
• On Linux server, wget the link to download (example link)

  wget https://releases.hashicorp.com/terraform/0.11.7/terraform_0.11.7_linux_amd64.zip

• Unzip single binary, move into /usr/local/bin

  unzip terraform_0.11.7_linux_amd64.zip
   
  mv terraform /usr/local/bin/

• Verify

  terraform --version

• Login to your AWS account, create access keys for CLI use and download the file.
• Create an AWS credentials file in your home directory

  vim ~/.aws/credentials
   
  # AWS Credentials
  [default]
  aws_access_key_id = "access-key-id-here"
  aws_secret_access_key = "secret-key-here"

  • The profile name is “default” and can now be referenced in the terraform config files.

• Lock down permissions

  chmod 600 ~/.aws/credentials

Creating a 2-tier VPC (public and private subnets), utilizing 3 availability zones in US-West (Oregon).