.gitlab-ci.yml

stages:
  - test
  - build
  - deploy
  - publish-docker-description

default:
  interruptible:                   true
  retry:
    max: 2
    when:
      - runner_system_failure
      - unknown_failure
      - api_failure

variables:
  KUBE_NAMESPACE:                  "faucetbots"
  CI_REGISTRY:                     "docker.io/paritytech"
  GIT_STRATEGY:                    fetch
  CI_IMAGE:                        "docker.io/paritytech/eng-automation-ci:latest"
  # BUILDAH_IMAGE is defined in group variables
  BUILDAH_COMMAND:                 "buildah --storage-driver overlay2"
  ARGOCD_IMAGE:                    argoproj/argocd:v2.5.5
  DOCKERHUB_REPO:                  "paritytech"
  IMAGE_NAME:                      docker.io/$DOCKERHUB_REPO/faucet
  DOCKER_TAG:                      "${CI_COMMIT_REF_NAME}-${CI_COMMIT_SHORT_SHA}"

.common-refs:                      &common-refs
  rules:
    - if: $CI_PIPELINE_SOURCE == "web"
    - if: $CI_PIPELINE_SOURCE == "schedule"
    - if: $CI_COMMIT_REF_NAME == "main"
    - if: $CI_COMMIT_REF_NAME =~ /^[0-9]+$/                         # PRs

.pr-refs:                          &pr-refs
  rules:
    - if: $CI_COMMIT_REF_NAME =~ /^[0-9]+$/                         # PRs

.publish-refs:                     &publish-refs
  rules:
    - if: $CI_COMMIT_REF_NAME == "main"                             # on commits to main branch
    - if: $CI_COMMIT_REF_NAME =~ /^v[0-9]+\.[0-9]+.*$/              # on tags (i.e. v1.0, v2.1rc1)
    - if: $CI_COMMIT_REF_NAME =~ /^stg-v[0-9]+\.[0-9]+.*$/          # on staging tags

.deploy-stg-refs:                  &deploy-stg-refs
  rules:
    - if: $CI_COMMIT_REF_NAME == "main"                             # on commits to main branch
    - if: $CI_COMMIT_REF_NAME =~ /^stg-v[0-9]+\.[0-9]+.*$/          # on staging tags

.deploy-prod-refs:                 &deploy-prod-refs
  rules:
    - if: $CI_COMMIT_REF_NAME =~ /^v[0-9]+\.[0-9]+.*$/              # on tags (i.e. v1.0, v2.1rc1)

.kubernetes-env:                   &kubernetes-env
  image:                           $CI_IMAGE
  tags:
    - kubernetes-parity-build

# template task for building and pushing an image

.build-push-docker-image:          &build-push-docker-image
  image:                           $BUILDAH_IMAGE
  script:
    - test "$Docker_Hub_User_Parity" -a "$Docker_Hub_Pass_Parity" ||
        ( echo "no docker credentials provided"; exit 1 )
    - $BUILDAH_COMMAND build
        --format=docker
        --build-arg VCS_REF="${CI_COMMIT_SHA}"
        --build-arg BUILD_DATE="$(date -u '+%Y-%m-%dT%H:%M:%SZ')"
        --build-arg VERSION="${DOCKER_TAG}"
        --build-arg PROJECT_NAME="${CI_PROJECT_NAME}"
        --tag "$IMAGE_NAME:${DOCKER_TAG}"
        --tag "$IMAGE_NAME:latest"
        --file "$DOCKERFILE" .
    - echo "$Docker_Hub_Pass_Parity" |
        buildah login --username "$Docker_Hub_User_Parity" --password-stdin docker.io
    - $BUILDAH_COMMAND info
    - $BUILDAH_COMMAND push --format=v2s2 "$IMAGE_NAME:${DOCKER_TAG}"
    - $BUILDAH_COMMAND push --format=v2s2 "$IMAGE_NAME:latest"
  after_script:
    - buildah logout --all

# test that docker image can build

.build-only-docker-image:          &build-only-docker-image
  image:                           $BUILDAH_IMAGE
  script:
    - $BUILDAH_COMMAND build
          --format=docker
          --build-arg VCS_REF="${CI_COMMIT_SHA}"
          --build-arg BUILD_DATE="$(date -u '+%Y-%m-%dT%H:%M:%SZ')"
          --build-arg PROJECT_NAME="${CI_PROJECT_NAME}"
          --tag "$IMAGE_NAME:latest"
          --file "$DOCKERFILE" .
    - $BUILDAH_COMMAND info

#### stage:                        build

build-docker:
  stage:                           build
  <<:                              *pr-refs
  <<:                              *kubernetes-env
  <<:                              *build-only-docker-image
  variables:
    DOCKERFILE:                    "Dockerfile"

publish-docker:
  stage:                           build
  <<:                              *publish-refs
  <<:                              *kubernetes-env
  <<:                              *build-push-docker-image
  variables:
    DOCKERFILE:                    "Dockerfile"

#### stage:                        deploy

.deploy-with-argocd:                &deploy-with-argocd
  image: $ARGOCD_IMAGE
  tags:
    - kubernetes-parity-build
  variables:
    ARGOCD_OPTS: --grpc-web --grpc-web-root-path /$DOMAIN
  script:
    - argocd app list
    - argocd app set $APP --helm-set substrate-faucet.image.tag="${DOCKER_TAG}"
    - argocd app sync $APP
    - argocd app wait $APP --timeout 180

deploy-versi:
  stage: deploy
  <<: *deploy-stg-refs
  extends: .deploy-with-argocd
  environment: versi
  variables:
    DOMAIN: parity-versi
    APP: substrate-faucet-versi

deploy-westend:
  stage: deploy
  <<: *deploy-prod-refs
  extends: .deploy-with-argocd
  environment: westend
  variables:
    DOMAIN: parity-testnet
    APP: substrate-faucet-westend

deploy-paseo:
  stage: deploy
  <<: *deploy-prod-refs
  extends: .deploy-with-argocd
  environment: paseo
  variables:
    DOMAIN: parity-testnet
    APP: substrate-faucet-paseo

#### stage:                        publish-docker-description
.publish-docker-image-description:
  stage:                           publish-docker-description
  <<:                              *kubernetes-env
  image:                           paritytech/dockerhub-description
  variables:
    DOCKER_USERNAME:               $Docker_Hub_User_Parity
    DOCKER_PASSWORD:               $Docker_Hub_Pass_Parity
  script:
    - cd / && sh entrypoint.sh

publish-docker-image-description-faucet:
  extends:                         .publish-docker-image-description
  variables:
    DOCKERHUB_REPOSITORY:          $DOCKERHUB_REPO/$IMAGE_NAME
    README_FILEPATH:               $CI_PROJECT_DIR/Dockerfile.README.md
    SHORT_DESCRIPTION:             "Generic Faucet for Substrate based chains"
  rules:
    - if: $CI_COMMIT_REF_NAME == "main"
      changes:
        - Dockerfile.README.md