learnin-terraform

Useful Links

• Code Editor, e.g. Visual Studio Code: https://code.visualstudio.com/download
• Installation Guide for Terraform: https://learn.hashicorp.com/tutorials/terraform/install-cli
• Guide of how to create an AWS Account: https://aws.amazon.com/premiumsupport/knowledge-center/create-and-activate-aws-account/
• AWS 1-Year Free Tier information: https://aws.amazon.com/free
• Installation Guides for AWS CLI: https://docs.aws.amazon.com/cli/latest/userguide/install-cliv2.html (not needed until "Environment Variable" Lecture)

Commands used in the Course

initialize

terraform init

preview terraform actions

terraform plan

apply configuration with variables

terraform apply -var-file terraform-dev.tfvars

destroy a single resource

terraform destroy -target aws_vpc.myapp-vpc

destroy everything fromtf files

terraform destroy

show resources and components from current state

terraform state list

show current state of a specific resource/data

terraform state show aws_vpc.myapp-vpc    

set avail_zone as custom tf environment variable - before apply

export TF_VAR_avail_zone="eu-west-3a"