dockerbuild.yaml

name: Build & push images for 'Vaccine solution - transportation simulator'
on:
  push:
    branches:
      - main
    paths-ignore:
      - 'docs/**'
      - 'scripts/**'
      - 'README.md'
      - '**.yaml'
      
jobs:
  validate-docker-secrets:
    runs-on: ubuntu-latest
    steps:
    - name: Validate docker registry secrets are defined
      id: validate-docker-secrets
      run: |
        echo "Validating docker registry secrets are defined on the repository"

        FAIL=false

        validate_secret(){
          FIELD=$1
          VALUE=$2

          if [ -z "${VALUE}" ]; then
            echo "The secret ${FIELD} needs to be set on this repository."
            FAIL=true
          else
            echo "The secret ${FIELD} is set on this repository."
          fi
        }

        validate_secret DOCKER_USERNAME ${DOCKER_USERNAME}
        validate_secret DOCKER_PASSWORD ${DOCKER_PASSWORD}
        validate_secret DOCKER_REPOSITORY ${DOCKER_REPOSITORY}
        validate_secret DOCKER_IMAGE_NAME ${DOCKER_IMAGE_NAME}
        validate_secret DOCKER_REGISTRY ${DOCKER_REGISTRY}
        if [ "${FAIL}" = "true" ]; then
          exit 1
        fi
      env:
        DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
        DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
        DOCKER_REPOSITORY: ${{ secrets.DOCKER_REPOSITORY }}
        DOCKER_IMAGE_NAME: ${{ secrets.DOCKER_IMAGE_NAME }}
        DOCKER_REGISTRY: ${{ secrets.DOCKER_REGISTRY }}
  build-docker-images:
    needs:
      validate-docker-secrets
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@master
    - name: Bump version and push tag
      id: bump-version-action
      uses: ibm-cloud-architecture/github-tag-action@master
      env:
        DEFAULT_BUMP: patch
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    - name: Set up JDK 11
      uses: actions/setup-java@v1
      with:
        java-version: 11
    - name: Build the app docker image
      id: build-container-image
      run: |
        IMAGE_NAME="${DOCKER_REG}/${DOCKER_R}/${DOCKER_I}"
        docker login -u ${DOCKER_U} -p ${DOCKER_P} ${DOCKER_REG}

        echo "Build and push the docker image $IMAGE_NAME"
        cd ${WORKDIR}
        mvn package -Dui.deps -Dui.dev -DskipTests
        docker build -f ${DOCKERFILE} -t ${IMAGE_NAME}:${IMAGE_TAG} . 
        docker tag ${IMAGE_NAME}:${IMAGE_TAG} ${IMAGE_NAME}:latest
        docker push ${IMAGE_NAME}
      env:
        DOCKER_U: ${{ secrets.DOCKER_USERNAME }}
        DOCKER_P: ${{ secrets.DOCKER_PASSWORD }}
        DOCKER_R: ${{ secrets.DOCKER_REPOSITORY }}
        DOCKER_I: ${{ secrets.DOCKER_IMAGE_NAME }}
        DOCKER_REG: ${{ secrets.DOCKER_REGISTRY }}
        WORKDIR: .
        DOCKERFILE: src/main/docker/Dockerfile.jvm
        IMAGE_TAG: ${{ steps.bump-version-action.outputs.new_tag }}