# Read more about the feature here: https://docs.gitlab.com/ee/user/project/merge_requests/browser_performance_testing.html

browser_performance:
  stage: performance
  image: docker:19.03.12
  allow_failure: true
  variables:
    DOCKER_TLS_CERTDIR: ""
    SITESPEED_IMAGE: sitespeedio/sitespeed.io
    SITESPEED_VERSION: 14.1.0
    SITESPEED_OPTIONS: ''
  services:
    - docker:19.03.12-dind
  script:
    - |
      if ! docker info &>/dev/null; then
        if [ -z "$DOCKER_HOST" -a "$KUBERNETES_PORT" ]; then
          export DOCKER_HOST='tcp://localhost:2375'
        fi
      fi
    - export CI_ENVIRONMENT_URL=$(cat environment_url.txt)
    - mkdir gitlab-exporter
    # Busybox wget does not support proxied HTTPS, get the real thing.
    # See https://gitlab.com/gitlab-org/gitlab/-/issues/287611.
    - (env | grep -i _proxy= 2>&1 >/dev/null) && apk --no-cache add wget
    - wget -O gitlab-exporter/index.js https://gitlab.com/gitlab-org/gl-performance/raw/1.1.0/index.js
    - mkdir sitespeed-results
    - |
      function propagate_env_vars() {
        CURRENT_ENV=$(printenv)

        for VAR_NAME; do
          echo $CURRENT_ENV | grep "${VAR_NAME}=" > /dev/null && echo "--env $VAR_NAME "
        done
      }
    - |
      if [ -f .gitlab-urls.txt ]
      then
        sed -i -e 's@^@'"$CI_ENVIRONMENT_URL"'@' .gitlab-urls.txt
        docker run \
          $(propagate_env_vars \
            auto_proxy \
            https_proxy \
            http_proxy \
            no_proxy \
            AUTO_PROXY \
            HTTPS_PROXY \
            HTTP_PROXY \
            NO_PROXY \
          ) \
          --shm-size=1g --rm -v "$(pwd)":/sitespeed.io $SITESPEED_IMAGE:$SITESPEED_VERSION --plugins.add ./gitlab-exporter --cpu --outputFolder sitespeed-results .gitlab-urls.txt $SITESPEED_OPTIONS
      else
        docker run \
          $(propagate_env_vars \
            auto_proxy \
            https_proxy \
            http_proxy \
            no_proxy \
            AUTO_PROXY \
            HTTPS_PROXY \
            HTTP_PROXY \
            NO_PROXY \
          ) \
          --shm-size=1g --rm -v "$(pwd)":/sitespeed.io $SITESPEED_IMAGE:$SITESPEED_VERSION --plugins.add ./gitlab-exporter --cpu --outputFolder sitespeed-results "$CI_ENVIRONMENT_URL" $SITESPEED_OPTIONS
      fi
    - mv sitespeed-results/data/performance.json browser-performance.json
  artifacts:
    paths:
      - sitespeed-results/
    reports:
      browser_performance: browser-performance.json
  rules:
    - if: '($CI_KUBERNETES_ACTIVE == null || $CI_KUBERNETES_ACTIVE == "") && ($KUBECONFIG == null || $KUBECONFIG == "")'
      when: never
    - if: '$BROWSER_PERFORMANCE_DISABLED'
      when: never
    - if: '$CI_COMMIT_TAG || $CI_COMMIT_BRANCH'