image: docker:stable

services:
  - docker:dind

variables:
  DOCKER_HOST: tcp://docker:2375
  DOCKER_DRIVER: overlay2

before_script:
  - echo "$DOCKER_TOKEN" | docker login --username "$DOCKER_USER" --password-stdin

build-debian:
  stage: build
  script:
    - docker pull openlp/debian || true
    - docker build --cache-from openlp/debian --tag openlp/debian:$CI_COMMIT_SHA --tag openlp/debian:latest -f Dockerfile.debian .
    - docker push openlp/debian:$CI_COMMIT_SHA
    - docker push openlp/debian:latest
  only:
    - master@openlp/runners

build-ubuntu:
  stage: build
  script:
    - docker pull openlp/ubuntu || true
    - docker build --cache-from openlp/ubuntu --tag openlp/ubuntu:$CI_COMMIT_SHA --tag openlp/ubuntu:latest -f Dockerfile.ubuntu .
    - docker push openlp/ubuntu:$CI_COMMIT_SHA
    - docker push openlp/ubuntu:latest
  only:
    - master@openlp/runners

build-fedora:
  stage: build
  script:
    - docker pull openlp/fedora || true
    - docker build --cache-from openlp/fedora --tag openlp/fedora:$CI_COMMIT_SHA --tag openlp/fedora:latest -f Dockerfile.fedora .
    - docker push openlp/fedora:$CI_COMMIT_SHA
    - docker push openlp/fedora:latest
  only:
    - master@openlp/runners