.gitlab-ci.yml

image: alpine:3

stages:
  - setup
  - trigger

setup:
  stage: setup

  script:
    - |
      set -o errexit
      apk add --update git

      if [ ! -f blocklist.txt ]; then
        wget -O blocklist.txt https://gitlab.com/tozd/docker/meteor/-/raw/master/blocklist.txt
      fi

      # Get all Meteor versions from GitHub.
      versions="$(git ls-remote --tags https://github.com/meteor/meteor.git 'tags/release/METEOR@*' | cut -d '@' -f 2 | grep -v -)"
      for version in ${versions} ; do
        # Check if version is not on the blocklist and that it really exists
        # and is downloadable by checking one architecture directly.
        # See: https://github.com/meteor/meteor/issues/11856
        # See: https://github.com/meteor/meteor/issues/11111
        if ! grep -F -x -q "${version}" blocklist.txt && wget -q --spider "https://static.meteor.com/packages-bootstrap/${version}/meteor-bootstrap-os.linux.x86_64.tar.gz" ; then
          echo "${version}" >> versions.txt
        fi
      done

      wget -O .gitlab-ci-template-header.yml https://gitlab.com/tozd/docker/base/-/raw/master/.gitlab-ci-template-header.yml
      wget -O .gitlab-ci-template-entry.yml https://gitlab.com/tozd/docker/base/-/raw/master/.gitlab-ci-template-entry.yml

      cat .gitlab-ci-template-header.yml > generated-gitlab-ci.yml
      for FILE in *.dockerfile ; do
        while IFS= read -r VERSION ; do
          TAG="$(basename "${FILE}" .dockerfile)-${VERSION}"
          sed -e "s/__TAG__/${TAG}/g" -e "s/__FILE__/${FILE}/g" -e "s/__BUILD_ARGS__/--build-arg METEOR_VERSION=${VERSION}/g" .gitlab-ci-template-entry.yml >> generated-gitlab-ci.yml
        done < versions.txt
      done

  artifacts:
    paths:
      - .gitlab-ci-template-header.yml
      - .gitlab-ci-template-entry.yml
      - generated-gitlab-ci.yml
      - versions.txt

trigger:
  stage: trigger

  trigger:
    strategy: depend
    include:
    - artifact: generated-gitlab-ci.yml
      job: setup