.gitlab-ci.yml

# Tweaked from https://gitlab.com/moos-ivp/moosdocker/blob/c2b5919cfeb885f85e8fbec75e5ff4f540ef1c89/.gitlab-ci.yml
image: jonoh/docker-buildx-qemu@sha256:3099978f865c0a92182c5bb0744a4b9ad764072196e5af745acd040efec394d8

services:
  - docker:dind

stages:
  - build
  - deploy

variables:
  GIT_SUBMODULE_STRATEGY: recursive
  DOCKER_HOST: tcp://docker:2375/
  DEPLOY_ARCHS: "amd64 arm64 armv7"
  INDEV_IMAGE_NAME: "${CI_REGISTRY_IMAGE}/${CI_COMMIT_REF_SLUG}:${CI_COMMIT_SHORT_SHA}"

# Build
.build_generic:
  stage: build
  script:
    - update-binfmts --enable
    - docker buildx create --use
    - docker buildx inspect --bootstrap
    - export BUILD_ARCH_NICE="$(echo $BUILD_ARCH | sed 's/^[^\/]*\///g' | sed 's/\///')"
    - echo "$CI_REGISTRY_PASSWORD" | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY
    - export NEW_IMAGE_NAME="${INDEV_IMAGE_NAME}-${BUILD_ARCH_NICE}" && echo $NEW_IMAGE_NAME
    - docker buildx build --push --pull --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from "${CI_REGISTRY_IMAGE}:latest" --platform "${BUILD_ARCH}" -t "$NEW_IMAGE_NAME" .
    - echo "Checking for existance of image ${INDEV_IMAGE_NAME}"
    - docker buildx imagetools inspect "${INDEV_IMAGE_NAME}" || export IMAGE_EXISTS="false"
    - if [[ "$IMAGE_EXISTS" == "false" ]]; then echo "Creating image..."; docker buildx imagetools create -t "${INDEV_IMAGE_NAME}" "$NEW_IMAGE_NAME"; fi
    - if [[ "$IMAGE_EXISTS" != "false" ]]; then echo "Appending to image..."; docker buildx imagetools create --append -t "${INDEV_IMAGE_NAME}" "$NEW_IMAGE_NAME"; fi

build-multiarch:
  extends: .build_generic
  timeout: 3h
  parallel:
    matrix:
      - BUILD_ARCH: [linux/amd64, linux/arm64, linux/arm/v7]

# Deploy
.deploy_generic_manifest: &deploy_generic_manifest
  stage: deploy
  except:
    - merge_requests
    - external_pull_requests
  script:
    - update-binfmts --enable
    - docker buildx create --use
    - docker buildx inspect --bootstrap
    - echo "$REGISTRY_PASSWD" | docker login --username $REGISTRY_USER --password-stdin $REGISTRY_URL
    - export DOCKER_CLI_EXPERIMENTAL=enabled
    # TODO dynamically get matching tags via registry API
    - >
      for arch in $DEPLOY_ARCHS; do
        docker pull "${INDEV_IMAGE_NAME}-${arch}"
        export ARCH_IMAGES_CACHE="$ARCH_IMAGES_CACHE --cache-from ${INDEV_IMAGE_NAME}-${arch}"
      done
    - docker buildx build --push --pull $ARCH_IMAGES_CACHE --build-arg BUILDKIT_INLINE_CACHE=1 --platform="linux/amd64,linux/arm64,linux/arm/v7" -t "${REPO_PATH}:${CI_COMMIT_SHORT_SHA}" -t "${REPO_PATH}:latest" .

#deploy-gitlab-registry:
#  extends: .deploy_generic_manifest
#  variables:
#    REGISTRY_URL: "$CI_REGISTRY"
#    REGISTRY_USER: "$CI_REGISTRY_USER"
#    REGISTRY_PASSWD: "$CI_REGISTRY_PASSWORD"
#    REPO_PATH: "$CI_REGISTRY_IMAGE"

deploy-quay-registry:
  extends: .deploy_generic_manifest
  variables:
    REGISTRY_URL: "quay.io"
    REGISTRY_USER: "$QUAY_USERNAME"
    REGISTRY_PASSWD: "$QUAY_PUSH_KEY"
    REPO_PATH: "${REGISTRY_URL}/herocc/moos-ivp-cc"

deploy-docker-hub-registry:
  extends: .deploy_generic_manifest
  only:
    refs:
      - master
      - schedules
  variables:
    REGISTRY_URL: "docker.io"
    REGISTRY_USER: "$DOCKER_HUB_USERNAME"
    REGISTRY_PASSWD: "$DOCKER_HUB_PUSH_KEY"
    REPO_PATH: "${REGISTRY_URL}/herocc/moos-ivp-cc"

save-artifacts:
  stage: deploy
  services: []
  image: "${INDEV_IMAGE_NAME}"
  variables:
    GIT_STRATEGY: none
    GIT_SUBMODULE_STRATEGY: none
  script:
    - cd /home/moos/moos-ivp-cc/
    - echo "Saving Artifacts..."
    - echo "bin:" && cp -rv bin "$CI_PROJECT_DIR"
    - echo "lib:" && cp -rv lib "$CI_PROJECT_DIR"
  artifacts:
    paths:
      - bin/
      - lib/