stages:
  - dependencies
  - build
  - publish

variables:
  TZ: "UTC"
  GIT_DEPTH: "1"

.build-job: &build-job
  image: docker.io/library/debian:buster
  needs: [ ]
  before_script:
    - apt -qq update
    - apt install -y --no-install-recommends -qq build-essential ca-certificates cmake curl libreadline-dev libsystemd-dev tar

lua:
  <<: *build-job
  stage: dependencies
  script: make -C deps/lua
  artifacts:
    expire_in: 7 days
    paths: [ "deps/lua/lua-dist.tar.gz" ]

pcre2:
  <<: *build-job
  stage: dependencies
  script: make -C deps/pcre2
  artifacts:
    expire_in: 7 days
    paths: [ "deps/pcre2/pcre2-dist.tar.gz" ]

quictls:
  <<: *build-job
  stage: dependencies
  script: make -C deps/quictls
  artifacts:
    expire_in: 7 days
    paths: [ "deps/quictls/quictls-dist.tar.gz" ]

haproxy:
  <<: *build-job
  stage: build
  script:
    - apt install -y --no-install-recommends -qq bzip2 git
    - mkdir deps/lua/dist     && tar -C deps/lua/dist     -xf deps/lua/lua-dist.tar.gz
    - mkdir deps/pcre2/dist   && tar -C deps/pcre2/dist   -xf deps/pcre2/pcre2-dist.tar.gz
    - mkdir deps/quictls/dist && tar -C deps/quictls/dist -xf deps/quictls/quictls-dist.tar.gz
    - make -C haproxy
  needs:
    - job: lua
      artifacts: true
    - job: pcre2
      artifacts: true
    - job: quictls
      artifacts: true
  artifacts:
    expire_in: 7 days
    paths: [ "haproxy/dist", "haproxy/haproxy-dist.tar.gz" ]

docker:
  stage: publish
  image:
    name: gcr.io/kaniko-project/executor:debug
    entrypoint: [ "" ]
  before_script:
    - mkdir -p /kaniko/.docker
    - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"gitlab-ci-token\",\"password\":\"$CI_JOB_TOKEN\"}}}" > /kaniko/.docker/config.json
  script: |
    set -eu

    export HAPROXY_VER="2.6"
    export DEBIAN_CODENAME="bullseye"

    export JOB_TIMESTAMP="$(date -D '%Y-%m-%dT%H:%M:%S%Z' -d "$CI_JOB_STARTED_AT" +'%Y%m%d-%H%M')"

    echo "Building image with"
    echo "  -> haproxy version: $HAPROXY_VER"
    echo "  -> debian codename: $DEBIAN_CODENAME"
    echo "  -> git commit hash: $CI_COMMIT_SHORT_SHA"
    echo "  -> build timestamp: $JOB_TIMESTAMP"

    export IMAGE_TAG_UNIQUE="$HAPROXY_VER-$DEBIAN_CODENAME-$CI_COMMIT_SHORT_SHA-$JOB_TIMESTAMP"
    export IMAGE_TAG_ROLLING_COMMIT="git-$CI_COMMIT_SHORT_SHA"
    export IMAGE_TAG_ROLLING_GITREF="$CI_COMMIT_REF_SLUG"

    export IMAGE_TAG_VERSIONS="$HAPROXY_VER-$DEBIAN_CODENAME"
    if [ "$CI_COMMIT_REF_NAME" != "$CI_DEFAULT_BRANCH" ]; then
      export IMAGE_TAG_VERSIONS="branch-$CI_COMMIT_REF_SLUG-$IMAGE_TAG_VERSIONS"
      echo "Git reference $CI_COMMIT_REF_NAME is not the default branch. Rewriting git rolling tag as $IMAGE_TAG_VERSIONS"
    fi

    echo "***"
    echo "Will build and push image as:"
    echo "- $CI_REGISTRY_IMAGE:$IMAGE_TAG_UNIQUE"
    echo "- $CI_REGISTRY_IMAGE:$IMAGE_TAG_ROLLING_COMMIT"
    echo "- $CI_REGISTRY_IMAGE:$IMAGE_TAG_ROLLING_GITREF"
    echo "- $CI_REGISTRY_IMAGE:$IMAGE_TAG_VERSIONS"
    echo "***"

    (
      set -x;
      /kaniko/executor \
        --context . \
        --dockerfile Dockerfile \
        --build-arg   "CANONICAL_VERSION=$IMAGE_TAG_UNIQUE" \
        --destination "$CI_REGISTRY_IMAGE:$IMAGE_TAG_UNIQUE" \
        --destination "$CI_REGISTRY_IMAGE:$IMAGE_TAG_ROLLING_COMMIT" \
        --destination "$CI_REGISTRY_IMAGE:$IMAGE_TAG_ROLLING_GITREF" \
        --destination "$CI_REGISTRY_IMAGE:$IMAGE_TAG_VERSIONS" \
        --single-snapshot
    )
  needs:
    - job: quictls
      artifacts: true
    - job: haproxy
      artifacts: true

pkg:quictls:
  image: docker.io/curlimages/curl:latest
  stage: publish
  needs:
    - job: quictls
      artifacts: true
  script: |
    set -eu
    
    PKG_VER=1.1.1o
    if [ "$CI_COMMIT_REF_NAME" != "$CI_DEFAULT_BRANCH" ]; then
      export PKG_VER="branch-$CI_COMMIT_REF_SLUG"
      echo "Git reference $CI_COMMIT_REF_NAME is not the default branch. Setting version to $PKG_VER"
    fi
    
    curl -sS \
      -H"JOB-TOKEN: $CI_JOB_TOKEN" \
      --upload-file "deps/quictls/quictls-dist.tar.gz" \
      "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/quictls/$PKG_VER/quictls.tar.gz"
  variables:
    GIT_STRATEGY: none

pkg:haproxy:
  image: docker.io/curlimages/curl:latest
  stage: publish
  needs:
    - job: haproxy
      artifacts: true
  script: |
    set -eu
    
    PKG_VER=2.6.0
    if [ "$CI_COMMIT_REF_NAME" != "$CI_DEFAULT_BRANCH" ]; then
      export PKG_VER="branch-$CI_COMMIT_REF_SLUG"
      echo "Git reference $CI_COMMIT_REF_NAME is not the default branch. Setting version to $PKG_VER"
    fi
    
    curl -sS \
      -H"JOB-TOKEN: $CI_JOB_TOKEN" \
      --upload-file "haproxy/haproxy-dist.tar.gz" \
      "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/haproxy/$PKG_VER/haproxy.tar.gz"
  variables:
    GIT_STRATEGY: none