cloudbuild.yaml

steps:

  # loads cached files
  - name: gcr.io/cloud-builders/gsutil
    dir: /root
    entrypoint: bash
    args:
      - -c
      - |
        (
          gsutil cp gs://${_GCS_CACHE_BUCKET}/m2-cache.tar.gz /tmp/m2-cache.tar.gz &&
          tar -xzf /tmp/m2-cache.tar.gz
        ) || echo 'Cache not found'
    volumes:
      - name: m2
        path: /root/.m2/

  # builds and creates a docker image
  - name: maven:3.6.0-jdk-11-slim
    id: build
    entrypoint: mvn
    args:
      - "clean"
      - "install"
      - "jib:build"
      - "-Dimage=eu.gcr.io/${PROJECT_ID}/${_IMAGE_NAME}"
      - "-DDB_USER=${_DB_USER}"
      - "-DDB_PASS=${_DB_PASS}"
      - "-Djib.container.environment=SPRING_PROFILES_ACTIVE=${_SPRING_PROFILES_ACTIVE}"
    volumes:
      - name: m2
        path: /root/.m2/

  # saves cached files
  - name: gcr.io/cloud-builders/gsutil
    waitFor:
      - build
    dir: /root
    entrypoint: bash
    args:
      - -c
      - |
        tar -czf /tmp/m2-cache.tar.gz .m2 &&
        gsutil cp /tmp/m2-cache.tar.gz gs://${_GCS_CACHE_BUCKET}/m2-cache.tar.gz
    volumes:
      - name: m2
        path: /root/.m2/

  # configures kubernetes and deploys the image to it
  - name: gcr.io/cloud-builders/gke-deploy:stable
    waitFor:
      - build
    args:
      - "run"
      - "--filename=k8s-config"
      - "--location=europe-west1-b"
      - "--cluster=${_CLUSTER_NAME}"
      - "--image=eu.gcr.io/${PROJECT_ID}/${_IMAGE_NAME}:latest"