delete_infrastructure.yml

name: Delete Infrastructure

on:
  # push:
  #  branches:
  #    - main
  workflow_dispatch:
    inputs:
      AWS_REGION:
        description: 'AWS region in which the infrastructure to delete is deployed'
        required: true
        default: 'eu-west-3'
      NAME_PREFIX:
        description: 'Prefix name for resources to be delete: s3 bucket, vpc, ec2, etc.'
        required: true
        default: 'yor'

jobs:
  delete:
    name: Delete AWS infrastructure (VPC, EC2, S3, etc.)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # pin@v2

      - name: Setup tool - install Terraform
        uses: hashicorp/setup-terraform@633666f66e0061ca3b725c73b2ec20cd13a8fdd1 # pin@v2
        with:
          terraform_version: 1.5.2
          terraform_wrapper: false

      - name: Setup tool - install AWS cli
        uses: unfor19/install-aws-cli-action@457b7980b125044247e455d87b9a26fc2299b787 # pin@v1

      - name: Prerequisite - Github actor name control to convert to the expected format (underscore and uppercase removed and size limited to 10 chars)
        id: github_name_control
        run: |
          ./github_actor_name_control.sh ${{ github.actor }} >> ACTOR
          cat ACTOR
          echo "ACTOR_PREFIX=$(cat ACTOR)" >> $GITHUB_ENV
          echo ${{ env.ACTOR_PREFIX }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        working-directory: ./scripts
        shell: bash

      - name: Init - Terraform Init
        id: init
        run: terraform init -backend-config="bucket=${{ github.event.inputs.NAME_PREFIX }}-${{ env.ACTOR_PREFIX }}-s3-tfstate" -backend-config="key=${{ github.event.inputs.NAME_PREFIX }}-infra.tfstate" -backend-config="region=${{ github.event.inputs.AWS_REGION }}"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_DEFAULT_REGION: ${{ github.event.inputs.AWS_REGION }}
        working-directory: ./terraform/aws_infra
        shell: bash

      - name: Destroy - Terraform Destroy
        id: destroy
        run: terraform apply -destroy -var="region=${{ github.event.inputs.AWS_REGION }}" -var="name_prefix=${{ github.event.inputs.NAME_PREFIX }}-${{ env.ACTOR_PREFIX }}" -auto-approve
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_DEFAULT_REGION: ${{ github.event.inputs.AWS_REGION }}
        working-directory: ./terraform/aws_infra
        shell: bash

      - name: Remove objects in S3 bucket
        id: remove_objects_s3
        run: |
          aws s3 rm s3://${{ github.event.inputs.NAME_PREFIX }}-${{ env.ACTOR_PREFIX }}-s3-tfstate --recursive
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_DEFAULT_REGION: ${{ github.event.inputs.AWS_REGION }}
        shell: bash

      - name: Delete S3 bucket
        id: delete_s3
        run: |
          aws s3api delete-bucket --bucket ${{ github.event.inputs.NAME_PREFIX }}-${{ env.ACTOR_PREFIX }}-s3-tfstate
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_DEFAULT_REGION: ${{ github.event.inputs.AWS_REGION }}
        shell: bash