Description

swarm-deploy-helper is a tool to help build and deploy containerized applications into Docker Swarm using GitLab CI.

Building Docker images

Example of .gitlab-ci.yml to build and release container image:

include:
  - remote: 'https://raw.githubusercontent.com/bborysenko/swarm-deploy-helper/master/templates/docker.gitlab-ci.yml'

stages:
  - build
  - release

build:docker:
  extends: .docker:image:build

release:docker:
  extends: .docker:image:release

Google Container Registry

To be able to pull/push container images from/to Google Container Registry you have to create a service account and setup Gitlab CI environment variables.

1. Go to IAM > Service Accounts and create one with Storage Admin role.
2. Download a file contains the JSON private key for service account.
3. In Gitlab create project or group level environment variables - GOOGLE_PROJECT - with name of Google Cloud project and GOOGLE_SERVICE_KEY with contents of service account private key which you downloaded previously.

Reference

• Authentication methods for Google Container Registry
• Using Google Compute Engine with Docker Machine