image: docker:stable
services:
  - docker:dind

stages:
  - build
  - release

before_script:
  - docker login -u ${CI_REGISTRY_USER} -p ${CI_REGISTRY_PASSWORD} ${CI_REGISTRY}
  - docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
  - export DOCKER_BUILD_ARGS="--build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` --build-arg VCS_REF=`git rev-parse --short HEAD`"

build-amd64:
  stage: build
  script:
    - docker build --build-arg ARCH=amd64 $DOCKER_BUILD_ARGS -t ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64 .
    - docker push ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64

build-arm32v7:
  stage: build
  script:
    - docker build --build-arg ARCH=arm32v7 $DOCKER_BUILD_ARGS -t ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7 .
    - docker push ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7

build-arm64v8:
  stage: build
  script:
    - docker build --build-arg ARCH=arm64v8 $DOCKER_BUILD_ARGS -t ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8 .
    - docker push ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8

release:
  stage: release
  before_script:
    - mkdir -p /root/.docker || true
    - echo '{"experimental":"enabled"}' > /root/.docker/config.json
    - docker login -u ${CI_REGISTRY_USER} -p ${CI_REGISTRY_PASSWORD} ${CI_REGISTRY}
  script:
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64 ${CI_REGISTRY_IMAGE}:latest-amd64
    - docker push ${CI_REGISTRY_IMAGE}:latest-amd64
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7 ${CI_REGISTRY_IMAGE}:latest-arm32v7
    - docker push ${CI_REGISTRY_IMAGE}:latest-arm32v7
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8 ${CI_REGISTRY_IMAGE}:latest-arm64v8
    - docker push ${CI_REGISTRY_IMAGE}:latest-arm64v8
    - docker manifest create ${CI_REGISTRY_IMAGE}:latest ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64 ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7 ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8
    - docker manifest annotate --os linux --arch amd64 ${CI_REGISTRY_IMAGE}:latest ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64
    - docker manifest annotate --os linux --arch arm --variant v7 ${CI_REGISTRY_IMAGE}:latest ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7
    - docker manifest annotate --os linux --arch arm64 --variant v8 ${CI_REGISTRY_IMAGE}:latest ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8
    - docker manifest push ${CI_REGISTRY_IMAGE}:latest
  only:
    - master
    - tags
    - schedules

dockerhub:
  stage: release
  before_script:
    - mkdir -p /root/.docker || true
    - echo '{"experimental":"enabled"}' > /root/.docker/config.json
    - docker login -u ${CI_REGISTRY_USER} -p ${CI_REGISTRY_PASSWORD} ${CI_REGISTRY}
    - docker login -u ${DOCKERHUB_USER} -p ${DOCKERHUB_PASSWORD} ${DOCKERHUB_REGISTRY}
  script:
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-amd64 ${DOCKERHUB_IMAGE}:latest-amd64
    - docker push ${DOCKERHUB_IMAGE}:latest-amd64
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm32v7 ${DOCKERHUB_IMAGE}:latest-arm32v7
    - docker push ${DOCKERHUB_IMAGE}:latest-arm32v7
    - docker pull ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8
    - docker tag ${CI_REGISTRY_IMAGE}:${CI_PIPELINE_ID}-arm64v8 ${DOCKERHUB_IMAGE}:latest-arm64v8
    - docker push ${DOCKERHUB_IMAGE}:latest-arm64v8
    - docker manifest create ${DOCKERHUB_IMAGE}:latest ${DOCKERHUB_IMAGE}:latest-amd64 ${DOCKERHUB_IMAGE}:latest-arm32v7 ${DOCKERHUB_IMAGE}:latest-arm64v8
    - docker manifest annotate --os linux --arch amd64 ${DOCKERHUB_IMAGE}:latest ${DOCKERHUB_IMAGE}:latest-amd64
    - docker manifest annotate --os linux --arch arm --variant v7 ${DOCKERHUB_IMAGE}:latest ${DOCKERHUB_IMAGE}:latest-arm32v7
    - docker manifest annotate --os linux --arch arm64 --variant v8 ${DOCKERHUB_IMAGE}:latest ${DOCKERHUB_IMAGE}:latest-arm64v8
    - docker manifest push ${DOCKERHUB_IMAGE}:latest
  only:
    - master
    - tags
    - schedules