image: registry.gitlab.fpcomplete.com/fpco/default-build-image:7293

cache:
  key: "$CI_BUILD_NAME"
  paths:
    - .stack-work/
    - .stack-root/
    - static/combined/

stages:
  - build
  - deploy

variables:
    STACK_ROOT: "${CI_PROJECT_DIR}/.stack-root"
    DEPLOYMENT_IMAGE: "${CI_REGISTRY_IMAGE}:${CI_BUILD_REF_SLUG}_${CI_PIPELINE_ID}"
    DEPLOYMENT_NAME: "stackage-server-prod"
    HOOGLE_DEPLOYMENT_NAME: "stackage-server-hoogle-prod"
    CRON_DEPLOYMENT_NAME: "stackage-server-cron-prod"
    DEPLOYMENT_APP: "stackage-server-prod"
    CRON_DEPLOYMENT_APP: "stackage-server-cron-prod"
    HOOGLE_DEPLOYMENT_APP: "stackage-server-hoogle-prod"
    KUBECONFIG: /etc/deploy/kubeconfig.yaml

build:
  stage: build
  script:
    # Clear *_TOKEN variables during code build so that compile-time code can't access them
    - apt-get update && apt-get install -y --no-install-recommends libpq-dev git rsync
    - CI_BUILD_TOKEN="" KUBECONFIG_YAML="" KUBE_TOKEN="" PROD_KUBE_TOKEN="" PROD_DOCKER_PASSWORD="" etc/scripts/stage_docker.sh --install-ghc --test
    - docker build -t "${DEPLOYMENT_IMAGE}" etc/docker
    - docker login -u gitlab-ci-token -p "${CI_BUILD_TOKEN}" "${CI_REGISTRY}"
    - docker push "${DEPLOYMENT_IMAGE}"
    - |
      if [[ "$CI_BUILD_REF_NAME" == "master" ]]; then
        docker tag "${DEPLOYMENT_IMAGE}" "${CI_REGISTRY_IMAGE}:latest"
        docker push "${CI_REGISTRY_IMAGE}:latest"
      fi
      if [[ "$CI_BUILD_REF_NAME" == "ci-cron" ]]; then
        docker tag "${DEPLOYMENT_IMAGE}" "${CI_REGISTRY_IMAGE}:ci-cron"
        docker push "${CI_REGISTRY_IMAGE}:ci-cron"
      fi

deploy_prod:
  stage: deploy
  only:
    - master
  # when: manual
  environment:
    name: production
    url: https://www.stackage.org/
  variables:
    CRON_DEPLOYMENT_NAME: "stackage-server-cron-prod"
    DEPLOYMENT_NAME: "stackage-server-prod"
    HOOGLE_DEPLOYMENT_NAME: "stackage-server-hoogle-prod"
    KUBE_NAMESPACE: "${PROD_KUBE_NAMESPACE}"
    PROD_DEPLOYMENT_IMAGE: "fpco/stackage-server-prod:${CI_BUILD_REF_SLUG}_${CI_PIPELINE_ID}"
  script:
    - mkdir -p /etc/deploy
    - echo "${KUBECONFIG_YAML}" > /etc/deploy/kubeconfig.enc
    - base64 -d </etc/deploy/kubeconfig.enc > ${KUBECONFIG}
    - kubectl set image "deployment/stackage-server-prod" stackage-server="$DEPLOYMENT_IMAGE"
    - kubectl set image "deployment/stackage-server-cron-prod" stackage-server-cron="$DEPLOYMENT_IMAGE"
    - kubectl set image "deployment/stackage-server-hoogle-prod" stackage-server-hoogle="$DEPLOYMENT_IMAGE"
    - kubectl rollout status "deployment/stackage-server-prod"
    - kubectl rollout status "deployment/stackage-server-hoogle-prod"
    - kubectl rollout status "deployment/stackage-server-cron-prod"