.gitlab-ci-build-runners.yml

stages:
  - build_runner_base
  - build_runners
  - fallback-manual

variables:
  BUILDERS_FOLDER: $CI_PROJECT_DIR/.ci-builders
  RUNNER_DEBIAN_BASE: debian-base
  RUNNER_DEBIAN: debian
  RUNNER_DEBIAN_RPM_PUBLISHER: debian-rpmpublisher
  RUNNER_CENTOS6_BASE: centos6-base
  RUNNER_CENTOS7_BASE: centos7-base
  RUNNER_CENTOS7: centos7
  QUAY_REGISTRY: quay.io
  DOCKER_DRIVER: overlay
  DOCKER_HOST: tcp://docker:2375
  DOCKER_TLS_CERTDIR: ""

before_script:
  # login to both docker registries
  - docker login -u "${quay_user}" -p "${quay_password}" "${QUAY_REGISTRY}"
  - docker login -u "${ARTIFACTORY_USER}" -p "${ARTIFACTORY_PASSWORD}" "${ARTIFACTORY_URL}"

.docker_build_base: &docker_build_base
  # use docker as the image builder
  image: artifactory.tooling.stackstate.io/docker-virtual/docker:18.06.0
  services:
    - name: artifactory.tooling.stackstate.io/docker-virtual/docker:18.09-dind
      alias: docker
  retry:
    max: 2
    when:
      - always

##################################################################################
# BUILD IMAGES BASE FOR DEB + RPM
#################################################################################
.build_runner_base: &build_runner_base
  <<: *docker_build_base
  stage: build_runner_base
  script:
    - cd $BUILDERS_FOLDER/$RUNNER_DIR
    # build the base image
    - BASE_RUNNER_TAG="${RUNNER_DIR}-$(date +%Y%m%d)"
    - BUILD_TAG="stackstate-agent-runner-gitlab:${BASE_RUNNER_TAG}"
    - docker build -t "${BUILD_TAG}" .
    # tag the image, push to quay
    - QUAY_TAG="${QUAY_REGISTRY}/stackstate/${BUILD_TAG}"
    - docker tag "${BUILD_TAG}" "${QUAY_TAG}"
    - docker push "${QUAY_TAG}"
    - echo "BASE_RUNNER_TAG=$BASE_RUNNER_TAG"
    - echo "BASE_RUNNER_TAG=$BASE_RUNNER_TAG" >> $CI_PROJECT_DIR/build.env
  artifacts:
    reports:
      dotenv: build.env
    expire_in: 1 week
  rules:
    - if: $CI_COMMIT_MESSAGE =~ /\[build_runners]/
      when: always
    - if: $CI_COMMIT_MESSAGE
      when: manual
      allow_failure: true

# produces the base deb image: quay.io/stackstate/stackstate-agent-runner-gitlab:deb7_{yyyymmdd}
build-debian-base:
  <<: *build_runner_base
  stage: build_runner_base
  variables:
    RUNNER_DIR: $RUNNER_DEBIAN_BASE

# TODO: centos6 is EOL. This might potentially work: https://arstech.net/centos-6-error-yumrepo-error-all-mirror-urls-are-not-using-ftp-http/
# TODO: skipping it for now
# produces the base rpm image: quay.io/stackstate/stackstate-agent-runner-gitlab:centos6_{yyyymmdd}
#build-centos6-base:
#  <<: *docker_build_runner_base
#  variables:
#    RUNNER_DIR: $RUNNER_CENTOS6_BASE
#    BASE_IMAGE: "centos6"

# produces the base rpm image: quay.io/stackstate/stackstate-agent-runner-gitlab:centos7_{yyyymmdd}
build-centos7-base:
  <<: *build_runner_base
  variables:
    RUNNER_DIR: $RUNNER_CENTOS7_BASE

##################################################################################
# BUILD RUNNER IMAGES FROM BASE IMAGE
#################################################################################

.build_runner: &build_runner
  <<: *docker_build_base
  stage: build_runners
  script:
    - cd $BUILDERS_FOLDER/$RUNNER_DIR
    # get the current date as the base image version
    - BUILD_TAG="stackstate-agent-runner-gitlab:${RUNNER_DIR}-$(date +%Y%m%d)"
    - docker build --build-arg BASE_IMAGE=$BASE_RUNNER_TAG -t "${BUILD_TAG}" .
    # tag the image, push to quay
    - QUAY_TAG="${QUAY_REGISTRY}/stackstate/${BUILD_TAG}"
    - docker tag "${BUILD_TAG}" "${QUAY_TAG}"
    - docker push "${QUAY_TAG}"
  rules:
    - if: $CI_COMMIT_MESSAGE =~ /\[build_runners]/
      when: on_success
    - if: $CI_COMMIT_MESSAGE
      when: manual
      allow_failure: true

.patch_runner: &patch_runner
  <<: *docker_build_base
  stage: build_runners
  script:
    - cd $BUILDERS_FOLDER/$RUNNER_DIR
    # get the current date as the base image version
    - BUILD_TAG="stackstate-agent-runner-gitlab:${RUNNER_DIR}-${RUNNER_PATCH_TAG}-patched-$(date +%Y%m%d%H%M%S)"
    - docker build -f Dockerfile.patch --build-arg BASE_IMAGE=${RUNNER_DIR}-${RUNNER_PATCH_TAG} -t "${BUILD_TAG}" .
    # tag the image, push to quay
    - QUAY_TAG="${QUAY_REGISTRY}/stackstate/${BUILD_TAG}"
    - docker tag "${BUILD_TAG}" "${QUAY_TAG}"
    - docker push "${QUAY_TAG}"
  rules:
    - if: $CI_COMMIT_MESSAGE =~ /\[patch_runner]/
      when: on_success
    - if: $CI_COMMIT_MESSAGE
      when: manual
      allow_failure: true

# produces the runner deb image: artifactory.stackstate.io/docker-virtual/stackstate/stackstate-agent-runner-gitlab:debian-{yyyymmdd}
build-debian-runner:
  <<: *build_runner
  needs:
    - build-debian-base
  variables:
    RUNNER_DIR: $RUNNER_DEBIAN
    RUNNER_IMAGE_VERSION: "deb7"

# produces the runner deb image: artifactory.stackstate.io/docker-virtual/stackstate/stackstate-agent-runner-gitlab:debian-{yyyymmdd}
build-patched-debian-runner:
  <<: *patch_runner
  variables:
    RUNNER_DIR: $RUNNER_DEBIAN
    RUNNER_PATCH_TAG: "20220826"

# produces the runner deb/rpm publisher image: artifactory.stackstate.io/docker-virtual/stackstate/stackstate-agent-runner-gitlab:deb-rpmpublisher_{yyyymmdd}
build-debian-rpmpublisher-runner:
  <<: *build_runner_base
  variables:
    RUNNER_DIR: $RUNNER_DEBIAN_RPM_PUBLISHER
    RUNNER_IMAGE_VERSION: "deb-rpmpublisher"

# produces the runner centos 7 image: artifactory.stackstate.io/docker-virtual/stackstate/stackstate-agent-runner-gitlab:centos7_20211004_v7_0
build-centos7-runner:
  <<: *build_runner
  needs:
    - build-centos7-base
  variables:
    RUNNER_DIR: $RUNNER_CENTOS7
    RUNNER_IMAGE_VERSION: "centos7"

# TODO: centos6 is EOL. This might potentially work: https://arstech.net/centos-6-error-yumrepo-error-all-mirror-urls-are-not-using-ftp-http/
# TODO: skipping it for now
# produces the runner centos 6 image: artifactory.stackstate.io/docker-virtual/stackstate/stackstate-agent-runner-gitlab:centos6_20190429

# This ensures that triggers can achieve success status if manual jobs are not executed.
ensure-success-manual:
  stage: fallback-manual
  before_script: []
  dependencies:
    - build-centos7-runner
    - build-debian-runner
  script:
    - echo "I will succeed"
  rules:
    - when: on_success
  retry:
    max: 2