.auto_devops: &auto_devops |
  # Auto DevOps variables and functions
  [[ "$TRACE" ]] && set -x
  auto_database_url=postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${CI_ENVIRONMENT_SLUG}-postgres:5432/${POSTGRES_DB}
  export DATABASE_URL=${DATABASE_URL-$auto_database_url}
  export CI_APPLICATION_REPOSITORY=$CI_REGISTRY_IMAGE/$CI_COMMIT_REF_SLUG
  export CI_APPLICATION_TAG=$CI_COMMIT_SHA
  export CI_CONTAINER_NAME=ci_job_build_${CI_JOB_ID}
  export TILLER_NAMESPACE=$KUBE_NAMESPACE

  function sast_container() {
    if [[ -n "$CI_REGISTRY_USER" ]]; then
      echo "Logging to GitLab Container Registry with CI credentials..."
      docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" "$CI_REGISTRY"
      echo ""
    fi

    docker run -d --name db arminc/clair-db:latest
    docker run -p 6060:6060 --link db:postgres -d --name clair arminc/clair-local-scan:v2.0.1
    apk add -U wget ca-certificates
    docker pull ${CI_APPLICATION_REPOSITORY}:${CI_APPLICATION_TAG}
    wget https://github.com/arminc/clair-scanner/releases/download/v8/clair-scanner_linux_amd64
    mv clair-scanner_linux_amd64 clair-scanner
    chmod +x clair-scanner
    touch clair-whitelist.yml
    ./clair-scanner -c http://docker:6060 --ip $(hostname -i) -r gl-sast-container-report.json -l clair.log -w clair-whitelist.yml ${CI_APPLICATION_REPOSITORY}:${CI_APPLICATION_TAG} || true
  }

  function codeclimate() {
    cc_opts="--env CODECLIMATE_CODE="$PWD" \
             --volume "$PWD":/code \
             --volume /var/run/docker.sock:/var/run/docker.sock \
             --volume /tmp/cc:/tmp/cc"

    docker run ${cc_opts} "codeclimate/codeclimate:${CODECLIMATE_VERSION}" init
    docker run ${cc_opts} "codeclimate/codeclimate:${CODECLIMATE_VERSION}" analyze -f json > codeclimate.json
  }

  function sast() {
    case "$CI_SERVER_VERSION" in
      *-ee)
        # Extract "MAJOR.MINOR" from CI_SERVER_VERSION and generate "MAJOR-MINOR-stable"
        SAST_VERSION=$(echo "$CI_SERVER_VERSION" | sed 's/^\([0-9]*\)\.\([0-9]*\).*/\1-\2-stable/')

        # Deprecation notice for CONFIDENCE_LEVEL variable
        if [ -z "$SAST_CONFIDENCE_LEVEL" -a "$CONFIDENCE_LEVEL" ]; then
          SAST_CONFIDENCE_LEVEL="$CONFIDENCE_LEVEL"
          echo "WARNING: CONFIDENCE_LEVEL is deprecated and MUST be replaced with SAST_CONFIDENCE_LEVEL"
        fi

        docker run --env SAST_CONFIDENCE_LEVEL="${SAST_CONFIDENCE_LEVEL:-3}" \
                   --env SAST_DISABLE_REMOTE_CHECKS="${SAST_DISABLE_REMOTE_CHECKS:-false}" \
                   --volume "$PWD:/code" \
                   --volume /var/run/docker.sock:/var/run/docker.sock \
                   "registry.gitlab.com/gitlab-org/security-products/sast:$SAST_VERSION" /app/bin/run /code
        ;;
      *)
        echo "GitLab EE is required"
        ;;
    esac
  }

  function deploy() {
    track="${1-stable}"
    name="$CI_ENVIRONMENT_SLUG"

    if [[ "$track" != "stable" ]]; then
      name="$name-$track"
    fi

    replicas="1"
    service_enabled="false"
    postgres_enabled="$POSTGRES_ENABLED"
    # canary uses stable db
    [[ "$track" == "canary" ]] && postgres_enabled="false"

    env_track=$( echo $track | tr -s  '[:lower:]'  '[:upper:]' )
    env_slug=$( echo ${CI_ENVIRONMENT_SLUG//-/_} | tr -s  '[:lower:]'  '[:upper:]' )

    if [[ "$track" == "stable" ]]; then
      # for stable track get number of replicas from `PRODUCTION_REPLICAS`
      eval new_replicas=\$${env_slug}_REPLICAS
      service_enabled="true"
    else
      # for all tracks get number of replicas from `CANARY_PRODUCTION_REPLICAS`
      eval new_replicas=\$${env_track}_${env_slug}_REPLICAS
    fi
    if [[ -n "$new_replicas" ]]; then
      replicas="$new_replicas"
    fi

    if [[ "$CI_PROJECT_VISIBILITY" != "public" ]]; then
      secret_name='gitlab-registry'
    else
      secret_name=''
    fi

    helm upgrade --install \
      --wait \
      --set service.enabled="$service_enabled" \
      --set releaseOverride="$CI_ENVIRONMENT_SLUG" \
      --set image.repository="$CI_APPLICATION_REPOSITORY" \
      --set image.tag="$CI_APPLICATION_TAG" \
      --set image.pullPolicy=IfNotPresent \
      --set image.secrets[0].name="$secret_name" \
      --set application.track="$track" \
      --set application.database_url="$DATABASE_URL" \
      --set service.url="$CI_ENVIRONMENT_URL" \
      --set replicaCount="$replicas" \
      --set postgresql.enabled="$postgres_enabled" \
      --set postgresql.nameOverride="postgres" \
      --set postgresql.postgresUser="$POSTGRES_USER" \
      --set postgresql.postgresPassword="$POSTGRES_PASSWORD" \
      --set postgresql.postgresDatabase="$POSTGRES_DB" \
      --namespace="$KUBE_NAMESPACE" \
      --version="$CI_PIPELINE_ID-$CI_JOB_ID" \
      "$name" \
      chart/
  }

  function install_dependencies() {
    apk add -U openssl curl tar gzip bash ca-certificates git
    wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://raw.githubusercontent.com/sgerrand/alpine-pkg-glibc/master/sgerrand.rsa.pub
    wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.23-r3/glibc-2.23-r3.apk
    apk add glibc-2.23-r3.apk
    rm glibc-2.23-r3.apk

    curl "https://kubernetes-helm.storage.googleapis.com/helm-v${HELM_VERSION}-linux-amd64.tar.gz" | tar zx
    mv linux-amd64/helm /usr/bin/
    helm version --client

    curl -L -o /usr/bin/kubectl "https://storage.googleapis.com/kubernetes-release/release/v${KUBERNETES_VERSION}/bin/linux/amd64/kubectl"
    chmod +x /usr/bin/kubectl
    kubectl version --client
  }

  function setup_docker() {
    if ! docker info &>/dev/null; then
      if [ -z "$DOCKER_HOST" -a "$KUBERNETES_PORT" ]; then
        export DOCKER_HOST='tcp://localhost:2375'
      fi
    fi
  }

  function setup_test_db() {
    if [ -z ${KUBERNETES_PORT+x} ]; then
      DB_HOST=postgres
    else
      DB_HOST=localhost
    fi
    export DATABASE_URL="postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${DB_HOST}:5432/${POSTGRES_DB}"
  }

  function download_chart() {
    if [[ ! -d chart ]]; then
      auto_chart=${AUTO_DEVOPS_CHART:-gitlab/auto-deploy-app}
      auto_chart_name=$(basename $auto_chart)
      auto_chart_name=${auto_chart_name%.tgz}
    else
      auto_chart="chart"
      auto_chart_name="chart"
    fi

    helm init --client-only
    helm repo add gitlab https://charts.gitlab.io
    if [[ ! -d "$auto_chart" ]]; then
      helm fetch ${auto_chart} --untar
    fi
    if [ "$auto_chart_name" != "chart" ]; then
      mv ${auto_chart_name} chart
    fi

    helm dependency update chart/
    helm dependency build chart/
  }

  function ensure_namespace() {
    kubectl describe namespace "$KUBE_NAMESPACE" || kubectl create namespace "$KUBE_NAMESPACE"
  }

  function check_kube_domain() {
    if [ -z ${AUTO_DEVOPS_DOMAIN+x} ]; then
      echo "In order to deploy or use Review Apps, AUTO_DEVOPS_DOMAIN variable must be set"
      echo "You can do it in Auto DevOps project settings or defining a secret variable at group or project level"
      echo "You can also manually add it in .gitlab-ci.yml"
      false
    else
      true
    fi
  }

  function build() {

    if [[ -n "$CI_REGISTRY_USER" ]]; then
      echo "Logging to GitLab Container Registry with CI credentials..."
      docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" "$CI_REGISTRY"
      echo ""
    fi

    if [[ -f Dockerfile ]]; then
      echo "Building Dockerfile-based application..."
      docker build -t "$CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG" .
    else
      echo "Building Heroku-based application using gliderlabs/herokuish docker image..."
      docker run -i --name="$CI_CONTAINER_NAME" -v "$(pwd):/tmp/app:ro" gliderlabs/herokuish /bin/herokuish buildpack build
      docker commit "$CI_CONTAINER_NAME" "$CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG"
      docker rm "$CI_CONTAINER_NAME" >/dev/null
      echo ""

      echo "Configuring $CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG docker image..."
      docker create --expose 5000 --env PORT=5000 --name="$CI_CONTAINER_NAME" "$CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG" /bin/herokuish procfile start web
      docker commit "$CI_CONTAINER_NAME" "$CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG"
      docker rm "$CI_CONTAINER_NAME" >/dev/null
      echo ""
    fi

    echo "Pushing to GitLab Container Registry..."
    docker push "$CI_APPLICATION_REPOSITORY:$CI_APPLICATION_TAG"
    echo ""
  }

  function install_tiller() {
    echo "Checking Tiller..."
    helm init --upgrade
    kubectl rollout status -n "$TILLER_NAMESPACE" -w "deployment/tiller-deploy"
    if ! helm version --debug; then
      echo "Failed to init Tiller."
      return 1
    fi
    echo ""
  }

  function create_secret() {
    echo "Create secret..."
    if [[ "$CI_PROJECT_VISIBILITY" == "public" ]]; then
      return
    fi

    kubectl create secret -n "$KUBE_NAMESPACE" \
      docker-registry gitlab-registry \
      --docker-server="$CI_REGISTRY" \
      --docker-username="$CI_REGISTRY_USER" \
      --docker-password="$CI_REGISTRY_PASSWORD" \
      --docker-email="$GITLAB_USER_EMAIL" \
      -o yaml --dry-run | kubectl replace -n "$KUBE_NAMESPACE" --force -f -
  }

  function dast() {
    export CI_ENVIRONMENT_URL=$(cat environment_url.txt)

    mkdir /zap/wrk/
    /zap/zap-baseline.py -J gl-dast-report.json -t "$CI_ENVIRONMENT_URL" || true
    cp /zap/wrk/gl-dast-report.json .
  }

  function performance() {
    export CI_ENVIRONMENT_URL=$(cat environment_url.txt)

    mkdir gitlab-exporter
    wget -O gitlab-exporter/index.js https://gitlab.com/gitlab-org/gl-performance/raw/10-5/index.js

    mkdir sitespeed-results

    if [ -f .gitlab-urls.txt ]
    then
      sed -i -e 's@^@'"$CI_ENVIRONMENT_URL"'@' .gitlab-urls.txt
      docker run --shm-size=1g --rm -v "$(pwd)":/sitespeed.io sitespeedio/sitespeed.io:6.3.1 --plugins.add ./gitlab-exporter --outputFolder sitespeed-results .gitlab-urls.txt
    else
      docker run --shm-size=1g --rm -v "$(pwd)":/sitespeed.io sitespeedio/sitespeed.io:6.3.1 --plugins.add ./gitlab-exporter --outputFolder sitespeed-results "$CI_ENVIRONMENT_URL"
    fi

    mv sitespeed-results/data/performance.json performance.json
  }

  function persist_environment_url() {
      echo $CI_ENVIRONMENT_URL > environment_url.txt
  }

  function delete() {
    track="${1-stable}"
    name="$CI_ENVIRONMENT_SLUG"

    if [[ "$track" != "stable" ]]; then
      name="$name-$track"
    fi

    if [[ -n "$(helm ls -q "^$name$")" ]]; then
      helm delete "$name"
    fi
  }

before_script:
  - *auto_devops