image: quay.io/sheogorath/ubuntu-ci:18.04

services:
  - docker:dind

stages:
  - build
  - deploy

build-master:
  stage: build
  variables:
    DOCKER_HOST: "tcp://docker:2375"
    LANG: C.UTF-8
  before_script:
    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
  script:
    - docker build --pull -t "$CI_REGISTRY_IMAGE" .
    - docker push "$CI_REGISTRY_IMAGE"
  only:
    - master
  tags:
    - docker

build:
  stage: build
  variables:
    DOCKER_HOST: "tcp://docker:2375"
    LANG: C.UTF-8
  before_script:
    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
  script:
    - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" .
    - docker push "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
  except:
    - master
  tags:
    - docker