.gitlab-ci.yml

stages:
- build
- lint
- build_images
- publish

variables:
  GO_VERSION: "1.15"
  GO_IMAGE: golang:$GO_VERSION
  GOPATH: $CI_PROJECT_DIR/.go
  CI_IMAGE_TAG: $CI_COMMIT_SHA
  HELM_IMAGE: registry.gitlab.com/edgetic/ci/helm:v3.3.3
  PDU_SENSORS_CHART: deploy/charts/pdu-sensors

build:
  image: $GO_IMAGE
  stage: build
  script:
    - make build
  artifacts:
    paths:
      - deploy/
  cache:
    paths:
    - $GOPATH/pkg/mod/
    key: ${CI_COMMIT_REF_SLUG}-gomodules
  only:
    - master
    - branches
    - tags
    - merge_requests

helm lint:
  image: $HELM_IMAGE
  stage: lint
  script:
    - yq w -i $PDU_SENSORS_CHART/values.yaml image.tag $CI_IMAGE_TAG
    - helm lint $PDU_SENSORS_CHART
    - helm dep update $PDU_SENSORS_CHART
  variables:
    GIT_STRATEGY: none
  artifacts:
    paths:
      - deploy/
  only:
    - master
    - branches
    - tags
    - merge_requests
  
.build_image:
  image:
    name: registry.gitlab.com/edgetic/ci/makisu:v0.1.12
  stage: build_images
  variables:
    BUILD_ARG: --build-arg GO_VERSION=$GO_VERSION
  only:
  - master
  - tags
  - merge_requests

build exporter image:
  extends: .build_image
  script:
  - build -f build/exporter/Dockerfile $BUILD_ARG -p $CI_PROJECT_PATH/exporter .

helm publish:
  image: $HELM_IMAGE
  stage: publish
  script:
    - echo $GOOGLE_APPLICATION_CREDENTIALS > helm-bucket.json
    - export GOOGLE_APPLICATION_CREDENTIALS=helm-bucket.json
    - helm repo add edgetic-stable gs://edgetic-helm/stable
    - helm package --app-version $CI_COMMIT_TAG --version $CI_COMMIT_TAG $PDU_SENSORS_CHART
    - helm gcs push pdu-sensors-$CI_COMMIT_TAG.tgz edgetic-stable
  variables:
    GIT_STRATEGY: none
  only:
    - tags