pipeline.yml

name: Terraform
on:
  push:
    branches: [main]
  pull_request:
    types: [opened, reopened, synchronize]
    branches: [main]
  release:
    types: [published]

env:
  DEFAULT_REGION: us-east-1
  AWS_ACCESS_KEY_ID: localstack
  AWS_SECRET_ACCESS_KEY: localstack

jobs:
  check-format:
    runs-on: ubuntu-latest
    container: hashicorp/terraform
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Terraform Format Check
        run: terraform fmt -check -recursive -diff

  validate:
    runs-on: ubuntu-latest
    container: hashicorp/terraform
    strategy:
      matrix: {
        dir: ['examples/test']
      }
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Terraform Init
        run: terraform init -upgrade
        working-directory: ${{ matrix.dir }}
      - name: Terraform Validate
        run: terraform validate
        working-directory: ${{ matrix.dir }}

  mock-plan:
    runs-on: ubuntu-latest
    container: hashicorp/terraform
    strategy:
      matrix: {
        dir: ['examples/test']
      }
    services:
      localstack:
        image: localstack/localstack
        env:
          SERVICES: apigateway,cloudformation,cloudwatch,dynamodb,es,firehose,iam,kinesis,lambda,route53,redshift,s3,secretsmanager,ses,sns,sqs,ssm,stepfunctions,sts
        ports:
          - 4566:4566
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Terraform Init
        run: terraform init -upgrade
        working-directory: ${{ matrix.dir }}
      - name: Terraform Plan (Mock)
        run: terraform plan
        working-directory: ${{ matrix.dir }}

  infracost:
    runs-on: ubuntu-latest
    name: Show infracost diff
    strategy:
      matrix: {
        dir: ['examples/test']
      }
    steps:
      - name: Check out repository
        uses: actions/checkout@v3
      - name: Run infracost diff
        uses: infracost/infracost-gh-action@master
        env:
          INFRACOST_API_KEY: ${{ secrets.INFRACOST_API_KEY }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          path: ${{ matrix.dir }}