cloudbuild-production.yaml

steps:

  # pull docker last cached image
  - name: 'gcr.io/cloud-builders/docker'
    entrypoint: 'bash'
    args: [
        '-c',
        'docker pull gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:latest || true',
    ]

  # build docker image
  - name: 'gcr.io/cloud-builders/docker'
    args: [
        'build',
        '-t', 'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:$BRANCH_NAME$TAG_NAME-$SHORT_SHA',
        '-t', 'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:latest',
        '-f', 'Dockerfile',
        '--build-arg', 'CONFIG_PATH=config_production',
        '--cache-from', 'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:latest',
        '.'
    ]

  # push docker image to the repository
  - name: 'gcr.io/cloud-builders/docker'
    args: [ 'push', 'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:$BRANCH_NAME$TAG_NAME-$SHORT_SHA' ]

  - name: 'gcr.io/cloud-builders/kubectl'
    args: ['patch', 'deployment', '${_DEPLOYMENT}', '-n', '${_NAMESPACE}', '-p',
           '{"spec": {"template": {"metadata": {"annotations": {"build":"$BUILD_ID"}}, "spec": {"containers": [{"name": "${_DEPLOYMENT}","image": "gcr.io/$PROJECT_ID/$_DEPLOYMENT:$BRANCH_NAME$TAG_NAME-$SHORT_SHA"}]}}}}' ]
    env:
      # required K8s cluster env variables
      - 'CLOUDSDK_COMPUTE_ZONE=${_K8S_ZONE}'
      - 'CLOUDSDK_CONTAINER_CLUSTER=${_K8S_CLUSTER}'

  # check rolling deployment status
  - name: 'gcr.io/cloud-builders/kubectl'
    args: [ '-n', '${_NAMESPACE}', 'rollout', 'status', 'deploy/${_DEPLOYMENT}' ]
    env:
      # required K8s cluster env variables
      - 'CLOUDSDK_COMPUTE_ZONE=${_K8S_ZONE}'
      - 'CLOUDSDK_CONTAINER_CLUSTER=${_K8S_CLUSTER}'

# store images
images: [
    'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:$BRANCH_NAME$TAG_NAME-$SHORT_SHA',
    'gcr.io/${_PROJECT_ID}/$_DEPLOYMENT:latest'
]

# Private worker POOL here
options:
  pool:
    name: 'projects/${_PROJECT_ID}/locations/${_K8S_ZONE}/workerPools/${_WORKER_POOL}'

# arguments
substitutions:
      _PROJECT_ID: 	inner-catfish-339817 # PROJECT ID
      _K8S_ZONE:    us-east4             # K8s zone
      _K8S_CLUSTER: autopilot-cluster-1  # K8s cluster name
      _NAMESPACE:   default              # K8S name space
      _DEPLOYMENT:  redis                # K8S deployment name
      _WORKER_POOL: workerpool           # Cloud Build Worker Pool ID