Merge pull request #54 from lmilbaum/environments

environments with Terragrunt

.devcontainer/devcontainer.json

@@ -2,19 +2,19 @@
     "name": "gitlab-runner",
     "dockerFile": "Dockerfile",
     "features": {
-        "ghcr.io/devcontainers/features/docker-in-docker:2.2.1": {},
+        "ghcr.io/devcontainers/features/docker-in-docker:2.5.0": {},
         "ghcr.io/devcontainers/features/kubectl-helm-minikube:1.1.4": {
             "version": "1.27.3",
             "helm": "3.12.1",
             "minikube": "1.30.1"
         },
-        "ghcr.io/devcontainers/features/ruby:1.1.0": {
+        "ghcr.io/devcontainers/features/ruby:1.1.1": {
             "version": "3.2.2"
         },
         "ghcr.io/devcontainers-contrib/features/pre-commit:2.0.9": {
             "version": "3.3.3"
         },
-        "ghcr.io/devcontainers/features/terraform:1.3.3": {
+        "ghcr.io/devcontainers/features/terraform:1.3.4": {
             "version": "1.5.3"
         }
     },

.gitignore

@@ -1,9 +1,8 @@
-*.env*
 *.tfvars
 *.lock.hcl
 *.tfstate
 .terraform
 .vscode/
 *.backup
 backend.hcl
-*.zip
+.terragrunt-cache/

Makefile

@@ -1,8 +1,29 @@
-.PHONY: up down all clean test init plan apply destroy
+.PHONY: all clean test
 
-include .env
-export
+ENV := dev
+TERRAGRUNT_CMD = cd live/${ENV} && terragrunt run-all --terragrunt-non-interactive
 
+.PHONY: tf/init
+tf/init:
+	${TERRAGRUNT_CMD} init -backend-config=backend.hcl
+
+.PHONY: tf/plan
+tf/plan:
+	${TERRAGRUNT_CMD} plan -out tfplan
+
+.PHONY: tf/graph
+tf/graph:
+	${TERRAGRUNT_CMD} graph
+
+.PHONY: tf/apply
+tf/apply:
+	${TERRAGRUNT_CMD} apply
+
+.PHONY: tf/destroy
+tf/destroy:
+	${TERRAGRUNT_CMD} destroy -terragrunt-log-level debug
+
+.PHONY: up
 up:
 	minikube start \
     --cpus 4 \
@@ -17,17 +38,7 @@ up:
 	--set global.hosts.domain=$$(minikube ip).nip.io \
 	--set global.hosts.externalIP=$$(minikube ip) \
 	-f values.yaml
+
+.PHONY: down
 down:
 	minikube delete
-
-init:
-	terraform -chdir=infra init -backend-config=backend.hcl
-
-plan:
-	dotenv run terraform -chdir=infra plan
-
-apply:
-	dotenv run terraform -chdir=infra apply
-
-destroy:
-	dotenv run terraform -chdir=infra destroy

README.md

@@ -8,9 +8,31 @@
 | ![Pre-commit][2]        | Static quality gates | pre-commit   |
 | ![Devcontainer][3]      | Local DEV Env        | devcontainer |
 
-<!-- | ![GitHub Codespaces][4] | Remove DEV Env       | codespaces   | -->
+## IaC Terraform & Terragrunt
 
-## Dev Environment
+Implemented in devcontainer
+
+### DEV environment
+
+```shell
+make tf/init
+make tf/plan
+make tf/apply
+make tf/destroy
+```
+
+### PROD environment
+
+```shell
+make tf/init ENV=prod
+make tf/plan ENV=prod
+make tf/apply ENV=prod
+make tf/destroy ENV=prod
+```
+
+## IaC Minikube
+
+### Dev Environment
 
 The development environment is implemented with [devcontainer][5].
 

live/dev/env.hcl

@@ -0,0 +1,3 @@
+locals {
+  environment = "dev"
+}

live/dev/runner/terragrunt.hcl

@@ -0,0 +1,15 @@
+terraform {
+  source = "../../../modules//runner"
+}
+
+include "root" {
+  path = find_in_parent_folders()
+}
+
+locals {
+  environment_vars = read_terragrunt_config(find_in_parent_folders("env.hcl"))
+}
+
+inputs = merge(
+  local.environment_vars.locals
+)

live/prod/env.hcl

@@ -0,0 +1,3 @@
+locals {
+  environment = "prod"
+}

live/prod/runner/terragrunt.hcl

@@ -0,0 +1,15 @@
+terraform {
+  source = "../../../modules//runner"
+}
+
+include "root" {
+  path = find_in_parent_folders()
+}
+
+locals {
+  environment_vars = read_terragrunt_config(find_in_parent_folders("env.hcl"))
+}
+
+inputs = merge(
+  local.environment_vars.locals
+)

live/terragrunt.hcl

@@ -0,0 +1,37 @@
+remote_state {
+  backend = "s3"
+  generate = {
+    path      = "backend.tf"
+    if_exists = "overwrite"
+  }
+  config = {
+    bucket         = "pe-tf-backend"
+    key            = "${path_relative_to_include()}/terraform.tfstate"
+    region         = "eu-west-2"
+    profile        = "default"
+    encrypt        = true
+    dynamodb_table = "pe-tf-backend"
+    s3_bucket_tags = {
+      "Project" = "Platform Engineering"
+      "User"    = "lmilbaum"
+    }
+    dynamodb_table_tags = {
+      "Project" = "Platform Engineering"
+      "User"    = "lmilbaum"
+    }
+  }
+}
+
+generate "provider" {
+  path      = "provider.tf"
+  if_exists = "overwrite"
+  contents  = <<EOF
+provider "aws" {
+   region = var.aws_region
+   profile = var.aws_profile
+  default_tags {
+    tags = { "Project" = "Platform Engineering", "User" = "lmilbaum" }
+  }
+}
+EOF
+}