preview.cloudbuild.yaml

# This build config deploys a per-PR preview environment for all pull requests.
# To set it up, see `docs/pr-previews.md`

steps:
# install Test requirements
- name: "docker.io/library/python:3.8"
  args: ['pip', 'install', '-t', '/workspace/lib', '-r', 'requirements.txt']

# TODO: Make tests work again
- name: 'docker.io/library/python:3.8'
  args: ["python", "tests/main.py"]
  env: ["PYTHONPATH=/workspace/lib"]

# build the container image
- name: 'gcr.io/cloud-builders/docker'
  args: ['build', '-t', 'gcr.io/$PROJECT_ID/instapuller:$SHORT_SHA', '.']
  
# push the container image to Container Registry
- name: 'gcr.io/cloud-builders/docker'
  args: ['push', 'gcr.io/$PROJECT_ID/instapuller:$SHORT_SHA']
  
# deploy container image to Cloud Run
- name: 'gcr.io/cloud-builders/gcloud'
  args: [
    'alpha', 'run', 'deploy', 'instapuller-preview', 
    '--image', 'gcr.io/$PROJECT_ID/instapuller:$SHORT_SHA', 
    '--region', '${_RUN_REGION}',
    '--platform', 'managed',
    '--allow-unauthenticated',
    '--tag=preview-$SHORT_SHA',
    '--no-traffic',
    '--quiet'
    ]

# add preview URL as a comment on Pull Request    
- name: gcr.io/cloud-builders/gcloud
  entrypoint: bash
  args: 
    - '-eEuo'
    - 'pipefail'
    - '-c'
    - |-
      PREVIEW_BASE_URL=$(gcloud run services list --platform=managed --filter="SERVICE:instapuller-preview" --format='value(URL)' | sed 's/https:\/\///g') && \
      ./tools/pr_comment_post.sh ${_GH_USERNAME}/instapuller ${_PR_NUMBER} \
      "Preview this revision: https://preview-${SHORT_SHA}---$${PREVIEW_BASE_URL}" \
      $(gcloud secrets versions access latest --secret=github_token)

substitutions:
  _RUN_REGION: 'us-central1'
  _GH_USERNAME: 'davidstanke'