name: release

on:
  push:
    tags:
      - 'v*.*.*'

jobs:
  get-version:
    runs-on:  ubuntu-latest
    outputs:
      release_version: ${{ steps.get_release_version.outputs.release_version }}
      version_without_prefix: ${{ steps.get_release_version_without_prefix.outputs.version_without_prefix }}
      highest_semver_tag: ${{ steps.get_highest_semver.outputs.highest_semver_tag }}
    steps:
      - uses: actions/checkout@v2
        with:
          submodules: 'true'
      - name: Get release version
        id: get_release_version
        run: echo ::set-output name=release_version::${GITHUB_REF#refs/*/}
      - name: Get release version without prefix
        id: get_release_version_without_prefix
        env:
          RELEASE_VERSION: ${{ steps.get_release_version.outputs.release_version }}
        run: |
          echo ::set-output name=version_without_prefix::${RELEASE_VERSION:1}
      - name: Get highest semver
        id: get_highest_semver
        env:
          RELEASE_VERSION: ${{ steps.get_release_version.outputs.release_version }}
        run: |
          source infra/scripts/setup-common-functions.sh
          SEMVER_REGEX='^v[0-9]+\.[0-9]+\.[0-9]+(-([0-9A-Za-z-]+(\.[0-9A-Za-z-]+)*))?$'
          if echo "${RELEASE_VERSION}" | grep -P "$SEMVER_REGEX" &>/dev/null ; then
            echo ::set-output name=highest_semver_tag::$(get_tag_release -m)
          fi
      - name: Check output
        env:
          RELEASE_VERSION: ${{ steps.get_release_version.outputs.release_version }}
          VERSION_WITHOUT_PREFIX: ${{ steps.get_release_version_without_prefix.outputs.version_without_prefix }}
          HIGHEST_SEMVER_TAG: ${{ steps.get_highest_semver.outputs.highest_semver_tag }}
        run: |
          echo $RELEASE_VERSION
          echo $VERSION_WITHOUT_PREFIX
          echo $HIGHEST_SEMVER_TAG

  build-publish-docker-images:
    runs-on: [ubuntu-latest]
    needs: get-version
    strategy:
      matrix:
        component: [core, serving]
    env:
      MAVEN_CACHE: gs://feast-templocation-kf-feast/.m2.2020-08-19.tar
    steps:
      - uses: actions/checkout@v2
        with:
          submodules: 'true'
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - uses: GoogleCloudPlatform/github-actions/setup-gcloud@master
        with:
          version: '290.0.1'
          export_default_credentials: true
          project_id: ${{ secrets.GCP_PROJECT_ID }}
          service_account_key: ${{ secrets.GCP_SA_KEY }}
      - run: gcloud auth configure-docker --quiet
      - name: Get m2 cache
        run: |
          infra/scripts/download-maven-cache.sh \
          --archive-uri ${MAVEN_CACHE} \
          --output-dir .
      - name: Build and push versioned images
        env:
          RELEASE_VERSION: ${{ needs.get-version.outputs.release_version }}
          VERSION_WITHOUT_PREFIX: ${{ needs.get-version.outputs.version_without_prefix }}
          HIGHEST_SEMVER_TAG: ${{ needs.get-version.outputs.highest_semver_tag }}
        run: |
          docker build --build-arg VERSION=$RELEASE_VERSION \
            -t gcr.io/kf-feast/feast-${{ matrix.component }}:${GITHUB_SHA} \
            -t gcr.io/kf-feast/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX} \
            -t feastdev/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX} \
            -f infra/docker/${{ matrix.component }}/Dockerfile .
          docker push gcr.io/kf-feast/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX}
          docker push feastdev/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX}

          echo "Only push to latest tag if tag is the highest semver version $HIGHEST_SEMVER_TAG"
          if [ "${VERSION_WITHOUT_PREFIX}" = "${HIGHEST_SEMVER_TAG:1}" ]
          then
            docker tag feastdev/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX} feastdev/feast-${{ matrix.component }}:latest
            docker tag gcr.io/kf-feast/feast-${{ matrix.component }}:${VERSION_WITHOUT_PREFIX} gcr.io/kf-feast/feast-${{ matrix.component }}:latest
            docker push feastdev/feast-${{ matrix.component }}:latest
            docker push gcr.io/kf-feast/feast-${{ matrix.component }}:latest
          fi

  publish-java-sdk:
    container: maven:3.6-jdk-11
    runs-on: [ubuntu-latest]
    needs: get-version
    steps:
      - uses: actions/checkout@v2
        with:
          submodules: 'true'
      - name: Set up JDK 11
        uses: actions/setup-java@v1
        with:
          java-version: '11'
          java-package: jdk
          architecture: x64
      - uses: actions/setup-python@v2
        with:
          python-version: '3.6'
          architecture: 'x64'
      - uses: actions/cache@v2
        with:
          path: ~/.m2/repository
          key: ${{ runner.os }}-it-maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            ${{ runner.os }}-it-maven-
      - name: Publish java sdk
        env:
          VERSION_WITHOUT_PREFIX: ${{ needs.get-version.outputs.version_without_prefix }}
          GPG_PUBLIC_KEY: ${{ secrets.GPG_PUBLIC_KEY }}
          GPG_PRIVATE_KEY: ${{ secrets.GPG_PRIVATE_KEY }}
          MAVEN_SETTINGS: ${{ secrets.MAVEN_SETTINGS }}
        run: |
          echo -n "$GPG_PUBLIC_KEY" > /root/public-key
          echo -n "$GPG_PRIVATE_KEY" > /root/private-key
          mkdir -p /root/.m2/
          echo -n "$MAVEN_SETTINGS" > /root/.m2/settings.xml
          infra/scripts/publish-java-sdk.sh --revision ${VERSION_WITHOUT_PREFIX} --gpg-key-import-dir /root

  publish-helm-charts:
    runs-on:  ubuntu-latest
    needs: get-version
    env:
      HELM_VERSION: v2.17.0
      VERSION_WITHOUT_PREFIX: ${{ needs.get-version.outputs.version_without_prefix }}
    steps:
      - uses: actions/checkout@v2
      - uses: GoogleCloudPlatform/github-actions/setup-gcloud@master
        with:
          version: '290.0.1'
          export_default_credentials: true
          project_id: ${{ secrets.GCP_PROJECT_ID }}
          service_account_key: ${{ secrets.GCP_SA_KEY }}
      - run: gcloud auth configure-docker --quiet
      - name: Remove previous Helm
        run: sudo rm -rf $(which helm)
      - name: Install Helm
        run: ./infra/scripts/install-helm.sh
      - name: Validate all version consistency
        run: ./infra/scripts/validate-helm-chart-versions.sh $VERSION_WITHOUT_PREFIX
      - name: Publish Helm charts
        run: ./infra/scripts/push-helm-charts.sh $VERSION_WITHOUT_PREFIX