project-delete-branch-namespace.yml

name: "Delete namespaced deployment on branch delete"

on:
  delete:
    branches-ignore:
      - master

env:
  PROJECT_ID: ${{ secrets.GKE_PROJECT_ID }}
  GKE_CLUSTER: dwk-cluster
  GKE_ZONE: europe-west3
  DOCKERHUB_REPO: "docker.io/movd/devopswithkubernetes-project-backend"

defaults:
  run:
    shell: bash
    working-directory: project

jobs:
  build-publish-deploy:
    name: Delete Deployment
    runs-on: ubuntu-latest
    steps:
      - uses: GoogleCloudPlatform/github-actions/setup-gcloud@master
        with:
          service_account_key: ${{ secrets.GKE_SA_KEY }}
          project_id: ${{ secrets.GKE_PROJECT_ID }}

      - run: gcloud --quiet auth configure-docker

      - run: gcloud container clusters get-credentials "$GKE_CLUSTER" --zone "$GKE_ZONE"

      - name: Set up Kustomize
        run: |-
          curl -sfLo kustomize https://github.com/kubernetes-sigs/kustomize/releases/download/v3.1.0/kustomize_3.1.0_linux_amd64
          chmod u+x ./kustomize

      - name: Delete namespace in Cluster
        working-directory: project
        run: |-
          dns_save_namespace=$(sed 's/[^a-zA-Z0-9_]/-/g' <<< ${GITHUB_REF#refs/heads/})
          echo $dns_save_namespace
          kubectl delete namespace ${dns_save_namespace} || true