.gitlab-ci.yml

image: registry.gitlab.fpcomplete.com/fpco/default-build-image:17

cache:
  key: "$CI_BUILD_NAME"
  paths:
    - .stack-work/
    - .stack-root/
    - etc/docker/_artifacts/

stages:
  - build
  - deploy

variables:
    STACK_ROOT: "${CI_PROJECT_DIR}/.stack-root"
    DEPLOYMENT_IMAGE: "registry.gitlab.fpcomplete.com/michael/hackage-mirror-tool:${CI_BUILD_REF_SLUG}_${CI_PIPELINE_ID}"

# This creates anchors for bits of script that are reused between builds
.anchors:
  # The KUBE_* variables are set by Gitlab's Kubernetes deployment service
  - &KUBELOGIN
    echo "$KUBE_CA_PEM" >"$HOME/ca.pem" &&
    kubectl config set-cluster cluster --server="$KUBE_URL" --certificate-authority="$HOME/ca.pem" &&
    kubectl config set-credentials cluster --token="$KUBE_TOKEN" && kubectl config set-context cluster --cluster=cluster --user=cluster --namespace="$KUBE_NAMESPACE" &&
    kubectl config use-context cluster

build:
  stage: build
  script:
    # Clear *_TOKEN variables during code build so that libraries compile-time code can't access them
    - CI_BUILD_TOKEN="" KUBE_TOKEN="" PROD_KUBE_TOKEN="" PROD_DOCKER_PASSWORD="" stack --install-ghc image container
    - docker tag snoyberg/hackage-mirror-tool "${DEPLOYMENT_IMAGE}"
    - docker login -u gitlab-ci-token -p "${CI_BUILD_TOKEN}" "${CI_REGISTRY}"
    - docker push "${DEPLOYMENT_IMAGE}"

deploy:
  stage: deploy
  only:
    - master
#  environment:
#    name: fpcomplete-site-prod
#    url: https://www.fpcomplete.com/
  variables:
    DEPLOYMENT_NAME: "hackage-mirror-tool"
    PROD_DEPLOYMENT_IMAGE: "snoyberg/hackage-mirror-tool:${CI_BUILD_REF_SLUG}_${CI_PIPELINE_ID}"
  script:
    - export
      KUBE_CA_PEM="$PROD_KUBE_CA_PEM"
      KUBE_URL="$PROD_KUBE_URL"
      KUBE_TOKEN="$PROD_KUBE_TOKEN"
      KUBE_NAMESPACE="$PROD_KUBE_NAMESPACE"
    - *KUBELOGIN
    - docker login -u "$PROD_DOCKER_USERNAME" -p "${PROD_DOCKER_PASSWORD}"
    - docker tag "$DEPLOYMENT_IMAGE" "$PROD_DEPLOYMENT_IMAGE"
    - docker push "$PROD_DEPLOYMENT_IMAGE"
    - docker tag "$DEPLOYMENT_IMAGE" "snoyberg/hackage-mirror-tool:latest"
    - docker push "snoyberg/hackage-mirror-tool:latest"
    - kubectl set image "deployment/$DEPLOYMENT_NAME" hackage-mirror-tool="$PROD_DEPLOYMENT_IMAGE"
    - kubectl rollout status "deployment/$DEPLOYMENT_NAME"