terraform-ci.yml

name: "Terraform-ci"

on: [push, pull_request]

defaults:
  run:
    shell: sh

jobs:
  # Terraform validate configuration
  terraform-validate:
    name: "Terraform-validate"
    runs-on: ubuntu-latest
    container:
      image: maddevsio/terraform-utils:latest
      env:
        PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Terraform Init l1
        working-directory: ./terraform/layer1-aws
        run: terraform init -backend=false
      - name: Terraform Init l2
        working-directory: ./terraform/layer2-k8s
        run: terraform init -backend=false
      - name: Terraform Validate l1
        working-directory: ./terraform/layer1-aws
        run: terraform validate -no-color .
      - name: Terraform Validate l2
        working-directory: ./terraform/layer2-k8s
        run: terraform validate -no-color .
      - name: Upload files for l1
        uses: actions/upload-artifact@v2
        with:
          name: l1
          path: ./terraform/layer1-aws/.terraform
          retention-days: 1

  # Checks that all Terraform configuration files format
  terraform-format:
    name: "Terraform-format"
    runs-on: ubuntu-latest
    container:
      image: maddevsio/terraform-utils:latest
      env:
        PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Terraform Format
        run: terraform fmt -recursive -write=false -check .
        working-directory: ./terraform

  # Checks that all Terraform configuration files tflint
  terraform-tflint:
    name: "Terraform-tflint"
    runs-on: ubuntu-latest
    container:
      image: maddevsio/terraform-utils:latest
      env:
        PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Terraform tflint l1
        working-directory: ./terraform/layer1-aws
        run: tflint --no-color
      - name: Terraform tflint l2
        working-directory: ./terraform/layer2-k8s
        run: tflint --no-color

  terraform-tfsec-l1:
    name: "Terraform-tfsec-l1"
    needs: terraform-validate
    runs-on: ubuntu-latest
    container:
      image: aquasec/tfsec
      options: --user root
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Download init for l1
        uses: actions/download-artifact@v2
        with:
          name: l1
          path: ./terraform/layer1-aws/.terraform
      - name: tfsec l1
        working-directory: ./terraform
        run: tfsec layer1-aws
      - uses: geekyeggo/delete-artifact@v1
        with:
          name: l1
          failOnError: false
        if: ${{ always() }}