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k8s Terraform Demo

Terraform Environment setup

Install terraform

  • Use tfenv to control terraform version
  • Use brew install tfenv on macOS to install tfenv
  • Use tfenv install 1.1.5 to install terraform 1.1.5 version
  • Use tfenv use 1.1.5 to switch a version

Install terragrunt

  • Use tgenv to control terragrunt version
  • Use brew install tgenv on macOS to install tgenv
  • Use tgenv install 0.36.1 to install terragrunt 0.36.1 version
  • Use tgenv use 0.36.1 to switch a version

K8s setup

minikube

The detailed document can be found here: https://minikube.sigs.k8s.io/docs/start/

Make sure you can start

kubectl

The detailed document can be found here: https://kubernetes.io/docs/tasks/tools/

Configure file update

You will need to update live/terragrunt.hcl to use your own minikube cluster and authentication.

  • You can update the host to your own ip via minikube ip. Note that the ip is the external ip used to access service.
  • You can update the authenicaion certificates. Get your own one via minikube config view
provider "kubernetes" {
    # Note: replace with your own configurations
    host                   = "https://172.16.58.128:8443"
    client_certificate     = file("~/.minikube/profiles/minikube/client.crt")
    client_key             = file("~/.minikube/profiles/minikube/client.key")
    cluster_ca_certificate = file("~/.minikube/ca.crt")
}

Quick Start

minikube start
minikube dashboard --url

cd live/dev/k8s
terragrunt init
terragrunt validate
terragrunt plan
terragrunt apply