image: golang:latest

variables:
  REPO_NAME: gitlab.com/mporrato/uBrowserSync
  CMDS: "ubsserver"
  PLATFORMS: "linux/amd64 linux/arm64 linux/armv6"

before_script:
  - mkdir -p $GOPATH/src/$(dirname $REPO_NAME)
  - ln -svf $CI_PROJECT_DIR $GOPATH/src/$REPO_NAME
  - mkdir -p $CI_PROJECT_DIR/bin
  - cd $GOPATH/src/$REPO_NAME
  - go version

stages:
  - lint
  - test
  - build

go-vet:
  stage: lint
  script:
    - go vet $(go list ./... | grep -v /vendor/)

go-test:
  stage: test
  script:
    - go test -race $(go list ./... | grep -v /vendor/)

go-build:
  stage: build
  script: |
    for platform in $PLATFORMS ; do
      IFS="/" read GOOS GOARCH <<< "$platform"
      case $GOARCH in
        armv*)
          GOARM=$(tr -cd "0-9" <<< $GOARCH)
          GOARCH=arm
          SUFFIX="$GOOS-${GOARCH}v$GOARM"
          export GOARM
          ;;
        *)
          SUFFIX="$GOOS-$GOARCH"
          unset GOARM
          ;;
      esac
      export GOOS GOARCH
      for bin in $CMDS ; do
        echo "BUILDING $bin for $platform"
        go build -ldflags="-s -w" -trimpath -o bin/$bin-$SUFFIX ./cmd/$bin
      done
    done
  artifacts:
    paths:
      - bin/

docker-build:
  image: docker:20
  stage: build
  services:
    - docker:20-dind
  variables:
    IMAGE_NAME: $CI_REGISTRY_IMAGE/ubsserver
    DOCKER_TLS_CERTDIR: "/certs"
  before_script:
    - docker version
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - docker build -f ./docker/ubsserver/Dockerfile -t $IMAGE_NAME:$CI_COMMIT_REF_NAME .
    - docker tag $IMAGE_NAME:$CI_COMMIT_REF_NAME $IMAGE_NAME:latest
    - docker push $IMAGE_NAME --all-tags
  only:
    - tags