gke.yaml

name: Deploy React app to GKE

on:
  workflow_run:    
    workflows: ["unit tests"]
    branches: [main]
    types: 
      - completed

env:
  PROJECT_ID: ${{ secrets.GKE_PROJECT }}
  GKE_CLUSTER: ${{ secrets.GKE_CLUSTER }}
  GKE_ZONE: ${{ secrets.GKE_ZONE }}
  SHA: ${ GITHUB_SHA:10 }

jobs:
  publish-to-hub:
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    name: Publish to dockerhub
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Login to Docker Hub
      uses: docker/login-action@v1
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
    - name: Get the version
      id: vars
      run: echo ::set-output name=tag::$(echo ${GITHUB_SHA:10})
    - name: Running deploy script
      run: |-
        docker build -t satnamdevops/multi-client:latest -t satnamdevops/multi-client:${{steps.vars.outputs.tag}} -f ./client/Dockerfile ./client
        docker build -t satnamdevops/multi-server:latest -t satnamdevops/multi-server:${{steps.vars.outputs.tag}} -f ./server/Dockerfile ./server
        docker build -t satnamdevops/multi-worker:latest -t satnamdevops/multi-worker:${{steps.vars.outputs.tag}} -f ./worker/Dockerfile ./worker
        docker push satnamdevops/multi-client:latest
        docker push satnamdevops/multi-server:latest
        docker push satnamdevops/multi-worker:latest
        docker push satnamdevops/multi-client:${{steps.vars.outputs.tag}}
        docker push satnamdevops/multi-server:${{steps.vars.outputs.tag}}
        docker push satnamdevops/multi-worker:${{steps.vars.outputs.tag}}
  setup-and-deploy:
    needs: publish-to-hub
    name: Setup and Deploy to k8s
    runs-on: ubuntu-latest

    steps:
    - name: Checkout
      uses: actions/checkout@v2

    # Setup gcloud CLI
    - uses: google-github-actions/setup-gcloud@master
      with:
        service_account_key: ${{ secrets.GKE_SA_KEY }}
        project_id: ${{ secrets.GKE_PROJECT }}

    # Get the GKE credentials so we can deploy to the cluster
    - run: |-
        gcloud container clusters get-credentials "$GKE_CLUSTER" --zone "$GKE_ZONE"
    # Deploy sample image to the GKE cluster
    - name: Get the version
      id: vars
      run: echo ::set-output name=tag::$(echo ${GITHUB_SHA:10})
    - name: Deploy
      run: |-
        kubectl apply -f k8s/
        kubectl set image deployments/server-deployment server=satnamdevops/multi-server:${{steps.vars.outputs.tag}}
        kubectl set image deployments/client-deployment client=satnamdevops/multi-client:${{steps.vars.outputs.tag}}
        kubectl set image deployments/worker-deployment worker=satnamdevops/multi-worker:${{steps.vars.outputs.tag}}
        kubectl get services -o wide