# Copyright 2017 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# ====================================================================
# This yaml file should be kept synced with cloudbuild_no_bucket.yaml.
# ====================================================================

timeout: 21600s

steps:
# Step: build a custom container with bazel
  - name: 'gcr.io/cloud-builders/bazel'
    args:
    - '--output_base=/workspace'
    - 'run'
    - '${_BAZEL_TOOLCHAINS_REF}//container/ubuntu16_04/builders/bazel:bazel_${_BAZEL_VERSION}_docker'
    id: 'builder'
    waitFor:
    - "-" # wait for nothing - start immediately
    
# Step: print the bazel version for confirmation
  - name: 'bazel/container/ubuntu16_04/builders/bazel:bazel_${_BAZEL_VERSION}_docker'
    args:
    - 'bazel' 
    - 'version'
    id: 'version'
    waitFor:
    - "builder"

# Step: build the fully loaded container using rules_docker
  - name: 'bazel/container/ubuntu16_04/builders/bazel:bazel_${_BAZEL_VERSION}_docker'
    # Set Bazel output_base to /workspace, which is a mounted directory on Google Cloud Builder.
    # This is to make sure Bazel generated files can be accessed by multiple containers.
    args: [
      'bazel',
      '--output_base=/workspace',
      'run' ,
      '--verbose_failures',
      '--spawn_strategy=standalone',
      '--genrule_strategy=standalone',
      '//${_PACKAGE}:${_TARGET}'
    ]
    id: 'container-build'
    waitFor:
    - 'version'

# Step: re-tag the image
  - name: gcr.io/cloud-builders/docker
    args: ['tag', 'bazel/${_PACKAGE}:${_TARGET}', 'gcr.io/${_PROJECT}/${_CONTAINER}:${_TAG}']
    id: 'container-tag'
    waitFor: # wait for all artifacts to be ready
    - 'container-build'

# Step: test the image
# We use container_test rule, which is a Bazel wrapper of container_structure_test.
# https://github.com/bazelbuild/rules_docker/blob/master/contrib/test.bzl
  - name: 'gcr.io/cloud-builders/bazel'
    args: [
      '--output_base=/workspace',
      'test',
      '--test_output=all',
      '--verbose_failures',
      '--spawn_strategy=standalone',
      '--genrule_strategy=standalone',
      '//${_PACKAGE}:${_TARGET}-test'
    ]
    id: 'image-test'
    waitFor:
    - 'container-build'

# Step: store the tarball of debian packages in GCS
  - name: gcr.io/cloud-builders/gsutil
    args: ['cp',
           '/workspace/bazel-out/k8-fastbuild/bin/${_PACKAGE}/${_TARBALL}',
           'gs://${_BUCKET}/${_CONTAINER}-${_TAG}-${BUILD_ID}.tar'
    ]
    id: 'upload-debs'
    waitFor:
    - 'container-build'

# Build the release-container
images:
  - 'gcr.io/${_PROJECT}/${_CONTAINER}:${_TAG}'