Terraform: From Beginner to Master with Examples in AWS/

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Variable Defaults

Variable Defaults

This lesson will teach you how to set defaults in Terraform variables and their use.

We'll cover the following...

Project example

Consider the following project:

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provider "aws" {
    region = "us-east-2"
}
variable "bucket_name" {
    description = "the name of the bucket you wish to create"
}
variable "bucket_suffix" {
    default = "-abcd"
}
resource "aws_s3_bucket" "bucket" {
    bucket = "${var.bucket_name}${var.bucket_suffix}"
}

We have extended the first example and added a second variable "bucket_suffix" which has its default set to "-abcd". Setting a default on a variable means that if you do not provide a value for that variable, then the default will be used. We then use the ...