.gitlab-ci.yml

include:
  - project: 'buildsrv/ci'
    file:
      - '/templates/build/multiarch-image/v1.gitlab-ci.yml'
      - '/templates/build/gitlab-release/v1.gitlab-ci.yml'
      - '/templates/build/registry-image-copy/v1.gitlab-ci.yml'
      - '/templates/test/multiarch-image/v1.gitlab-ci.yml'

.go-cache:
  variables:
    GOPATH: $CI_PROJECT_DIR/.go
  before_script:
    - mkdir -p .go
  cache:
    key: $CI_PROJECT_ID
    # read-only cache as default
    policy: pull
    paths:
      - .go/pkg/mod/

.rule-build-docker: &rule-build-docker
  # don't run on tags
  if: '$CI_COMMIT_TAG == null'

.rule-build-go: &rule-build-go
  # don't run on tags
  if: '$CI_COMMIT_TAG == null'

.rule-run-on-tags: &rule-run-on-tags
  if: $CI_COMMIT_TAG
  when: on_success

default:
  image: registry.gitlab.com/buildsrv/images:build-base-golang-1.22

variables:
  APP_VERSION_INTERNAL: "dev.$CI_PIPELINE_IID"

stages:
  - prepare
  - test
  - build
  - integration
  - release

cache_deps:
  extends: .go-cache
  stage: prepare
  rules:
    - *rule-build-go
  script:
    - task dep
  cache:
    # make cache writeable for this job
    policy: pull-push

unit_tests:
  extends: .go-cache
  stage: test
  rules:
    - *rule-build-go
  script:
    - task test

race_detector:
  extends: .go-cache
  stage: test
  rules:
    - *rule-build-go
  script:
    - task race

.memory_sanitizer:
  extends: .go-cache
  stage: test
  rules:
    - *rule-build-go
  script:
    - task msan

lint_code:
  extends: .go-cache
  stage: test
  rules:
    - *rule-build-go
  script:
    - task lint

build:
  extends: .go-cache
  stage: build
  rules:
    - *rule-build-go
  script:
    - task build

build-docker:
  # per includes
  extends: .build:multiarch-image
  stage: build
  rules:
    - *rule-build-docker
    - *rule-run-on-tags
  variables:
    TAGS: "$APP_VERSION_INTERNAL"
  retry: 2

# integration below --------------------

test-image:
  # per includes
  extends: .test:multiarch-image
  stage: integration
  rules:
    - *rule-build-docker
  needs:
    - build-docker
  variables:
    TEST_IMAGE_TAG: $APP_VERSION_INTERNAL
  script:
    - |
      docker run --name "$TEST_CONTAINER_NAME" --rm --platform "$PLATFORM" "$TEST_IMAGE" serve &
      sleep 3
    - |
      # call metrics endpoint
      docker run --link "$TEST_CONTAINER_NAME:testme" --rm curlimages/curl -v --show-error --connect-timeout 5 --max-time 10 --retry 5 --retry-delay 1 "http://testme:9952/metrics" >./response.txt
    - cat ./response.txt
    - |
      # check if "chia_price_eur_cent 1234.0" is in response
      RESPONSE_PATTERN="^chia_price_eur_cent[[:blank:]][[:digit:]]+\.?[[:digit:]]+$"
      if grep -q -E $RESPONSE_PATTERN ./response.txt; then
          parsedResult=$(grep -E $RESPONSE_PATTERN ./response.txt)
      else
          echo "Could not find 'chia_price_eur_cent' in response"
          docker logs "$TEST_CONTAINER_NAME"
          exit 1
      fi
      
      # check if the price has a valid value (> 0)
      actualPriceEurCent=$(echo $parsedResult | cut -d" " -f2)
      echo "actual chia price [eur cent] is '$actualPriceEurCent'"
      ([ ! -z "$actualPriceEurCent" ] && [ "$(echo "$actualPriceEurCent > 0"|bc)" -eq 1 ] && echo "Test successful!") || (echo "Test failed: expected chia price [eur cent] '$actualPriceEurCent' is not > 0" && exit 1)
  parallel:
    matrix:
      - PLATFORM:
          - linux/amd64
          - linux/arm64

# release below ------------------------

gitlab-release:
  # per includes
  extends: .build:gitlab-release
  stage: release
  rules:
    - *rule-run-on-tags

tag-release:
  # per includes
  extends: .build:registry-image-copy
  stage: release
  rules:
    - *rule-run-on-tags
  needs:
    - job: build-docker
  variables:
    IN_DOCKER_IMAGE_TAG: "$APP_VERSION_INTERNAL"
    OUT_DOCKER_IMAGE_TAGS: "$CI_COMMIT_TAG latest"

publish-docker-hub:
  # per includes
  stage: release
  extends: .build:registry-image-copy
  rules:
    - *rule-run-on-tags
  needs:
    - tag-release
  variables:
    OUT_DOCKER_REGISTRY: 'docker.io'
    OUT_DOCKER_REGISTRY_IMAGE_PATH: 'cryptastic/chia-price-exporter'
    OUT_DOCKER_REGISTRY_LOGIN_TOKEN: $DOCKER_HUB_TOKEN
    OUT_DOCKER_REGISTRY_LOGIN_USER: $DOCKER_HUB_USER
    IN_DOCKER_IMAGE_TAG: "$CI_COMMIT_TAG"
    OUT_DOCKER_IMAGE_TAGS: "$CI_COMMIT_TAG latest"