Configuração para integração Gitlab + Source Repository do GCP

gitlab-ci.yml

image: docker:latest
services:
  - docker:dind
variables:
  DOCKER_DRIVER: overlay
stages:
  - update_mirror
google_source:
  image: google/cloud-sdk
  stage: update_mirror
  script:
  - echo "$GOOGLE_KEY" > key.json
  - gcloud auth activate-service-account --key-file key.json
  - git config --global credential.'https://source.developers.google.com'.helper gcloud.sh
  - git remote add google https://source.developers.google.com/p/<GCP Project Name>/r/<Cloud Source Repo>
- git checkout -b master
- git push -f google master