pr_env_close.yaml

name: Pull request environment cleanup

on:
  pull_request:
    types:
      - closed

env:
  MANTAINERS: '["cdimonaco", "dottorblaster", "nelsonkopliku", "arbulu89", "jagabomb", "emaksy", "gagandeepb", "balanza", "janvhs"]'
  PR_ENV_LABEL: env
  PR_NUMBER: "${{ github.event.pull_request.number }}"

jobs:
  check_env_creation_privilege:
    name: Check if the environment deletion criteria are met, store in the job output
    runs-on: ubuntu-20.04
    outputs:
      create_env: ${{ steps.check.outputs.create_env }}
    steps:
      - id: check
        run: echo "create_env=${{ contains(github.event.pull_request.labels.*.name, env.PR_ENV_LABEL) }}" >> "$GITHUB_OUTPUT"

  remove_pr_comment:
    name: Comment on the pull request
    runs-on: ubuntu-20.04
    needs: check_env_creation_privilege
    if: needs.check_env_creation_privilege.outputs.create_env == 'true'
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Comment on the pull request
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const { onPrEnvClosed } = require('.github/scripts/pr_env.js')(github, context);

            onPrEnvClosed().catch(console.error);

  delete-pr-image:
    needs: check_env_creation_privilege
    name: Build and push pull request container image
    runs-on: ubuntu-20.04
    if: needs.check_env_creation_privilege.outputs.create_env == 'true'
    permissions:
      contents: read
      packages: write
    env:
      REGISTRY: ghcr.io
      IMAGE_TAG: ${{ github.event.pull_request.number }}-env
    steps:
      - name: Cancel Previous Runs
        uses: styfle/cancel-workflow-action@0.12.1
        with:
          access_token: ${{ github.token }}
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - uses: docker/setup-buildx-action@v3
      - name: Log in to the Container registry
        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Delete the container image
        uses: bots-house/ghcr-delete-image-action@v1.1.0
        with:
          owner: ${{ github.repository_owner }}
          name: trento-web
          tag: ${{ env.IMAGE_TAG }}
          token: ${{ secrets.GITHUB_TOKEN }}

  delete_pr_environment:
    name: Delete the pr environment
    runs-on: ubuntu-20.04
    needs: delete-pr-image
    steps:
      - name: Checkout ansible repo
        uses: actions/checkout@v4
        with:
          repository: trento-project/ansible
          path: ansible
      - name: Add pipx_bin to path
        if: ${{ env.ACT }}
        run: echo '/opt/pipx_bin' >> $GITHUB_PATH
      - name: Install galaxy deps
        run: ansible-galaxy install -r ansible/requirements.yml
      - name: Run playbook
        uses: dawidd6/action-ansible-playbook@v2
        with:
          playbook: ansible/playbook.cleanup.yml
          key: ${{ secrets.SSH_PR_MACHINE_KEY }}
          inventory: |
            all:
              vars:
                ansible_user: ec2-user
                ansible_python_interpreter: /usr/bin/python3
              children:
                trento-server:
                  hosts:
                    server:
                      ansible_host: ${{ secrets.PR_ENV_MACHINE_IP }} 
                postgres-hosts:
                  hosts:
                    server:
                      ansible_host: ${{ secrets.PR_ENV_MACHINE_IP }}
                rabbitmq-hosts:
                  hosts:
                    server:
                      ansible_host: ${{ secrets.PR_ENV_MACHINE_IP }}
          options: |
            --extra-vars "web_postgres_db='${{ env.PR_NUMBER }}db' \
            web_postgres_event_store='${{ env.PR_NUMBER }}edb' \
            wanda_postgres_db='${{ env.PR_NUMBER }}wandadb' \
            web_postgres_user='${{ env.PR_NUMBER }}web' \
            wanda_postgres_user='${{ env.PR_NUMBER }}wanda' \
            web_container_name='${{ env.PR_NUMBER }}web' \
            web_container_image='ghcr.io/trento-project/trento-web:${{ env.PR_NUMBER }}-env' \
            wanda_container_name='${{ env.PR_NUMBER }}wanda' \
            docker_network_name='${{ env.PR_NUMBER }}net' \
            nginx_vhost_filename='${{ env.PR_NUMBER }}' \
            trento_server_name='${{ env.PR_BASE_URL }}' \
            web_postgres_password='trento' \
            wanda_postgres_password='wanda' \
            rabbitmq_vhost='${{ env.PR_NUMBER }}' \
            rabbitmq_password='trento' \
            rabbitmq_username='${{ env.PR_NUMBER }}rabbitusr' \
            remove_wanda_container_image='false' \
            install_method='docker'"