cloudbuild-pr.yaml

# lit.dev Cloud Build config for PR auto deployment.
#
# This differs from ./cloudbuild-main.yaml in these ways:
#   - It's accessible only with its custom URL.
#   - It isn't kept warm, and never scales above 1 instance.
#
# https://cloud.google.com/cloud-build/docs/build-config

steps:
  # Build Docker image.
  #
  # https://docs.docker.com/engine/reference/commandline/build/
  # https://github.com/GoogleCloudPlatform/cloud-builders/tree/master/docker
  # https://cloud.google.com/build/docs/kaniko-cache
  - id: build
    name: gcr.io/kaniko-project/executor:latest
    args:
      - --dockerfile=./Dockerfile
      - --destination=$_GCR_HOSTNAME/$PROJECT_ID/$REPO_NAME/lit-dev:$COMMIT_SHA
      - --cache=true
      - --cache-ttl=168h # 1 week
      - --build-arg=LITDEV_ENV=pr
      # If this tag format changes, also update the cleanup script in
      # packages/lit-dev-cloudbuild-cleanup/src/cleanup.ts
      - --build-arg=REVISION_TAG=pr$_PR_NUMBER-$SHORT_SHA
      - --build-arg=SHORT_SHA=$SHORT_SHA

  # Create a new Cloud Run revision for the main site.
  #
  # https://cloud.google.com/sdk/gcloud/reference/beta/run/deploy
  # https://github.com/GoogleCloudPlatform/cloud-sdk-docker
  - id: deploy-main
    name: gcr.io/google.com/cloudsdktool/cloud-sdk
    entrypoint: gcloud
    args:
      - beta
      - run
      - deploy
      - lit-dev # Service name
      - '--region=$_DEPLOY_REGION'
      - '--platform=managed'
      - '--image=$_GCR_HOSTNAME/$PROJECT_ID/$REPO_NAME/lit-dev:$COMMIT_SHA'
      - '--quiet'
      - '--no-traffic'
      # If this tag format changes, also update the cleanup script in
      # packages/lit-dev-cloudbuild-cleanup/src/cleanup.ts
      - '--tag=pr$_PR_NUMBER-$SHORT_SHA'
      # IMPORTANT: If you change --memory, be sure to also change
      # --max-old-space-size in ./Dockerfile, and this same flag in
      # ./cloudbuild-main.yaml
      - '--memory=1Gi'
      - '--cpu=1'
      - '--concurrency=default' # unlimited
      - '--min-instances=0'
      - '--max-instances=1'
      - '--set-secrets=GITHUB_CLIENT_SECRET=lit-dev-playground-github-oauth-client-secret-test:1'
      # Serve the main site
      - '--update-env-vars=LITDEV_ENV=pr,REVISION_TAG=pr$_PR_NUMBER-$SHORT_SHA,MODE=main'

  # Create a new Cloud Run revision for the playground sandbox.
  #
  # https://cloud.google.com/sdk/gcloud/reference/beta/run/deploy
  # https://github.com/GoogleCloudPlatform/cloud-sdk-docker
  - id: deploy-playground
    name: gcr.io/google.com/cloudsdktool/cloud-sdk
    entrypoint: gcloud
    waitFor:
      # Don't wait for main site to deploy
      - build
    args:
      - beta
      - run
      - deploy
      - lit-dev-playground # Service name
      - '--region=$_DEPLOY_REGION'
      - '--platform=managed'
      - '--image=$_GCR_HOSTNAME/$PROJECT_ID/$REPO_NAME/lit-dev:$COMMIT_SHA'
      - '--quiet'
      - '--no-traffic'
      # If this tag format changes, also update the cleanup script in
      # packages/lit-dev-cloudbuild-cleanup/src/cleanup.ts
      - '--tag=pr$_PR_NUMBER-$SHORT_SHA'
      # IMPORTANT: If you change --memory, be sure to also change
      # --max-old-space-size in ./Dockerfile, and this same flag in
      # ./cloudbuild-main.yaml
      - '--memory=1Gi'
      - '--cpu=1'
      - '--concurrency=default' # unlimited
      - '--min-instances=0'
      - '--max-instances=1'
      # Serve the playground
      - '--update-env-vars=LITDEV_ENV=pr,MODE=playground'

tags:
  - lit-dev
  - cloudbuild-pr

options:
  machineType: 'N1_HIGHCPU_8'

timeout: 45m