# Copyright 2022 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# This is a Cloud Build config file for the vuln worker.
# Invoke locally from the command line using devtools/deploy_worker.sh.
# It can also be configured to run from a trigger, by supplying the _ENV
# substitution.

substitutions:
  _ENV: ''

steps:
  - id: Test
    name: golang:1.17.3
    entrypoint: bash
    args:
      - -ec
      - go test ./...

  - id: Prepare
    name: bash
    args:
      - -ec
      - |
        if [[ "$SHORT_SHA" = '' ]]; then
          echo >&2 "missing SHORT_SHA; use --substitutions on command line"
          exit 1
        fi
        if [[ "$_ENV" = '' ]]; then
          echo >&2 "missing _ENV; use --substitutions on command line"
          exit 1
        fi
        tag=$(date +%Y%m%dt%H%M%S)-$SHORT_SHA
        image=gcr.io/$PROJECT_ID/vuln-worker:$tag
        echo "image is $image"
        # Save image tag for later steps.
        echo $image > /workspace/image.txt

  - id: Build
    name: gcr.io/cloud-builders/docker
    entrypoint: bash
    args:
      - -ec
      - |
        image=$(cat /workspace/image.txt)
        docker build -t $image --build-arg DOCKER_IMAGE=$image -f cmd/worker/Dockerfile .
        docker push $image

  - id: Deploy
    name: gcr.io/cloud-builders/gcloud
    entrypoint: bash
    args:
      - -ec
      - |
        image=$(cat /workspace/image.txt)
        service=${_ENV}-vuln-worker
        args="--project $PROJECT_ID --region us-central1"
        gcloud run deploy $args  $service --image $image
        # If there was a rollback, `gcloud run deploy` will create a revision but
        # not point traffic to it. The following command ensures that the new revision
        # will get traffic.
        latestTraffic=$(gcloud run services $args describe $service \
                        --format='value(status.traffic.latestRevision)')
        if [[ $latestTraffic != True ]]; then
          gcloud run services $args update-traffic $service --to-latest
        fi