Example Spring Boot project for building inside GitLab CI

GitLab CI Docker-in-Docker example

See .gitlab-ci.yml:

# One of the new trends in Continuous Integration/Deployment is to:
# (see https://docs.gitlab.com/ee/ci/docker/using_docker_build.html)
#
# 1. Create an application image
# 2. Run tests against the created image
# 3. Push image to a remote registry
# 4. Deploy to a server from the pushed image

stages:
  - build
  - test
  - push
  - deploy

# see usage of Namespaces at https://docs.gitlab.com/ee/user/group/#namespaces
variables:
  REGISTRY_GROUP_PROJECT: $CI_REGISTRY/root/gitlab-ci-shell-example

# see how to login at https://docs.gitlab.com/ee/ci/docker/using_docker_build.html#using-the-gitlab-container-registry
before_script:
  - docker login -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN $CI_REGISTRY

build-image:
  stage: build
  # the tag 'shell' advices only GitLab runners using this tag to pick up that job
  tags:
    - shell
  script:
    - docker build . --tag $REGISTRY_GROUP_PROJECT/gitlab-ci-shell-example:latest

test-image:
  stage: test
  tags:
    - shell
  script:
    - echo Insert fancy API test here!

push-image:
  stage: push
  tags:
    - shell
  script:
    - docker push $REGISTRY_GROUP_PROJECT/gitlab-ci-shell-example:latest

deploy-2-dev:
  stage: deploy
  tags:
    - shell
  script:
    - echo You should use Ansible here!
  environment:
    name: dev
    url: https://dev.jonashackt.io

Swagger REST-API-Documentation

Start the app and go to http://localhost:8080/v2/api-docs to see all endpoints as JSON.

UI-Documentation you will find under http://localhost:8080/swagger-ui.html.