server.yml

name: Server workflow

on:
  push:
    branches: [ main ]
    paths:
      - 'services/server/**'
      - 'k8s/server.template'
      - '.github/workflows/server.yml'
  workflow_dispatch:

env:
  SCOPE: services/server
  DOCKERHUB_USER: ${{ secrets.DOCKERHUB_USERNAME }}
  DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  OKTETO_TOKEN: ${{ secrets.OKTETO_TOKEN }}
  UNIT_TEST_IMAGE: trainscoding-unit-tests
  SERVER_IMAGE: trainscoding-server
  SERVER_PORT: 8080

jobs:

  run-tests-and-generate-docker-unit-test-image:
    name: Server workflow
    runs-on: ubuntu-20.04

    steps:
    - name: Clone repository
      uses: actions/checkout@v2

    - name: Set up NodeJS 16
      uses: actions/setup-node@v2
      with:
        node-version: '16'

    - name: Run eslint and prettier to lint and fix code style
      run: make lint-fix

    - name: Login to DockerHub
      run: docker login -u $DOCKERHUB_USER -p $DOCKERHUB_TOKEN

    - name: Build unit test image
      run: |
        docker build -t $DOCKERHUB_USER/$UNIT_TEST_IMAGE:latest -f docker/environment/test/Dockerfile-unit-tests .
        docker tag $DOCKERHUB_USER/$UNIT_TEST_IMAGE $DOCKERHUB_USER/$UNIT_TEST_IMAGE:latest
        docker image push --all-tags $DOCKERHUB_USER/$UNIT_TEST_IMAGE

    - name: Test server service
      run: SCOPE=services/server make test

  build-and-push-service-image:
    name: Build and push service's image
    runs-on: ubuntu-20.04
    needs: [run-tests-and-generate-docker-unit-test-image]

    steps:
    - name: Clone repository
      uses: actions/checkout@v2

    - name: Set up NodeJS 16
      uses: actions/setup-node@v2
      with:
        node-version: '16'

    - name: Build Service Server artifact
      run: BUILD_SCOPE=service SERVICE_NAME=server make build

    - name: Build docker image for SERVER
      run: |
        TIMESTAMP=$(date +'%Y%m%d.%H%M%S')
        IMAGE_VERSION=${{ github.sha }}.$TIMESTAMP
        docker build -t $SERVER_IMAGE -f services/server/Dockerfile ./services/server

    - name: Create image variables
      run: |
        TIMESTAMP=$(date +'%Y%m%d.%H%M%S')
        IMAGE_TAG=${{ github.sha }}.$TIMESTAMP
        DOCKER_IMAGE=$DOCKERHUB_USER/$SERVER_IMAGE:$IMAGE_TAG
        echo $IMAGE_TAG | xargs -I{} echo '::set-output name=IMAGE_TAG::{}'
        echo $DOCKER_IMAGE | xargs -I{} echo '::set-output name=DOCKER_IMAGE::{}'
      id: image-vars

    - name: Create server.yml file using template by replacing dynamic variables
      run: |
        sed \
        -e s,%DOCKER_IMAGE%,${{ steps.image-vars.outputs.DOCKER_IMAGE }},g \
        -e s,%SERVER_PORT%,$SERVER_PORT,g \
        k8s/server.template > k8s/server.yml

    - name: Login to DockerHub
      run: docker login -u $DOCKERHUB_USER -p $DOCKERHUB_TOKEN

    - name: Push newest Server image to DockerHub
      run: |
        docker tag $SERVER_IMAGE ${{ steps.image-vars.outputs.DOCKER_IMAGE }}
        docker image push --all-tags $DOCKERHUB_USER/$SERVER_IMAGE

    - name: Login to GitHub Docker Registry
      run: echo $GITHUB_TOKEN | docker login ghcr.io -u ${{ github.actor }} --password-stdin

    - name: Push image to GitHub Docker Registry
      id: push-to-github-registry
      run: |
        GITHUB_REPOSITORY=$(echo ${{ github.repository }} | awk '{print tolower($0)}')
        docker tag $SERVER_IMAGE ghcr.io/$GITHUB_REPOSITORY/$SERVER_IMAGE:${{ steps.image-vars.outputs.IMAGE_TAG }}
        docker image push --all-tags ghcr.io/$GITHUB_REPOSITORY/$SERVER_IMAGE

    - name: Depoly to okteto, using kubectl and Okteto cli
      run: |
        curl https://get.okteto.com -sSfL | sh
        okteto login --token $OKTETO_TOKEN
        okteto namespace
        kubectl apply -f k8s/server.yml