make-deb-and-publish.yaml

---
env:
  PACKAGE_NAME: promtail
  PACKAGE_VERSION: v2.9.3
  PACKAGE_DESCRIPTION: "Promtail is an agent which ships the contents of local logs to a private Loki instance or Grafana Cloud. It is usually deployed to every machine that has applications needed to be monitored."
  APT_DEPENDENCIES: "git build-essential libsystemd-dev gccgo-aarch64-linux-gnu gccgo-arm-linux-gnueabi curl xz-utils"

name: Build, package and publish
"on":
  push:
    paths-ignore:
      - "*.md"
      - LICENSE
      - .github/renovate.json
      - .gitignore
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  build:
    name: Build & Package
    runs-on: ubuntu-latest
    strategy:
      matrix:
        goarch:
          - amd64
          - arm64
          - arm
      fail-fast: true
    container: debian:bookworm-slim
    steps:
      - name: Install build dependencies
        run: apt-get update && apt-get install -y ${APT_DEPENDENCIES}
        if: ${{ env.APT_DEPENDENCIES != '' }}
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
        with:
          repository: grafana/loki.git
          ref: ${{ env.PACKAGE_VERSION }}
      - name: Set up Golang
        uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491 # v5
        with:
          go-version: 1.21
          cache: false
      - id: go-cache-paths
        run: |
          echo "go-build=$(go env GOCACHE)" >> $GITHUB_OUTPUT
          echo "go-mod=$(go env GOMODCACHE)" >> $GITHUB_OUTPUT
      - name: Golang cache
        uses: actions/cache@v4
        with:
          path: |
            ${{ steps.go-cache-paths.outputs.go-build }}
            ${{ steps.go-cache-paths.outputs.go-mod }}
          key: ${{ runner.os }}-go-${{ matrix.goarch }}-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-${{ matrix.goarch }}-
      - name: Build
        run: |
          case ${ARCH} in
            amd64)
            export CC=gcc;;
            arm64)
            export CC=aarch64-linux-gnu-gcc;;
            arm)
            export CC=arm-linux-gnueabi-gcc;;
          esac
          git config --global --add safe.directory '*'
          export GIT_REVISION=$(git rev-parse --short HEAD)
          echo $GIT_REVISION
          export GIT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
          echo $GIT_BRANCH
          export IMAGE_TAG=$(./tools/image-tag)
          echo $IMAGE_TAG
          export DATE=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
          GOOS=linux GOARCH=${ARCH} go build -ldflags '-s -w -X ${VPREFIX}.Branch=${GIT_BRANCH} -X ${VPREFIX}.Version=${IMAGE_TAG} -X ${VPREFIX}.Revision=${GIT_REVISION} -X ${VPREFIX}.BuildUser=$(whoami)@$(hostname) -X ${VPREFIX}.BuildDate=${DATE}' -tags netgo -mod vendor --tags=promtail_journal_enabled -o dist/${PACKAGE_NAME}_linux_${ARCH} ./clients/cmd/promtail
        env:
          ARCH: ${{ matrix.goarch }}
          VPREFIX: github.com/grafana/loki/pkg/util/build
          CGO_ENABLED: 1
          GOARM: 6
      - name: Install upx
        run: |
          curl -L -O https://github.com/upx/upx/releases/download/v4.2.2/upx-4.2.2-amd64_linux.tar.xz
          tar -xvf upx-4.2.2-amd64_linux.tar.xz
          mv upx-4.2.2-amd64_linux/upx /usr/local/bin
      - name: Squish
        run: upx dist/${PACKAGE_NAME}_linux_${ARCH}
        env:
          ARCH: ${{ matrix.goarch }}
      - name: Upload artifact
        uses: actions/upload-artifact@694cdabd8bdb0f10b2cea11669e1bf5453eed0a6 # v4
        with:
          name: binary-${{ matrix.goarch }}
          path: dist/${{ env.PACKAGE_NAME }}_linux_${{ matrix.goarch }}

  build-package:
    name: Build Deb Package
    runs-on: ubuntu-latest
    strategy:
      matrix:
        goarch:
          - amd64
          - arm64
          - arm
      fail-fast: true
    needs: build
    steps:
      - name: Check out code
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true
      - name: Download build artifact
        uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4
        with:
          name: binary-${{ matrix.goarch }}
      - name: Package
        run: |
          case ${ARCH} in
            amd64)
            export DEB_ARCH=amd64;;
            arm)
            export DEB_ARCH=armhf;;
            arm64)
            export DEB_ARCH=aarch64;;
          esac
          chmod +x ${PACKAGE_NAME}_*
          bundle exec fpm -f \
            -s dir \
            -t deb \
          	--license Apache \
          	--deb-priority optional \
          	--deb-systemd-enable \
          	--deb-systemd-restart-after-upgrade \
          	--deb-systemd-auto-start \
          	--maintainer github@growse.com \
          	--vendor https://grafana.com/ \
          	-n ${DEB_NAME} \
          	--description "${APP_DESCRIPTION}" \
          	--url ${APP_URL} \
          	--prefix / \
          	-a ${DEB_ARCH} \
          	-v ${PACKAGE_VERSION}-$(printf "%04d" $GITHUB_RUN_NUMBER) \
          	--before-install deb_scripts/before_install.sh \
          	--before-upgrade deb_scripts/before_upgrade.sh \
          	--after-remove deb_scripts/after_remove.sh \
          	--deb-systemd deb_scripts/promtail.service \
          	--config-files /etc/promtail/promtail.yml \
          	promtail.yml=/etc/promtail/promtail.yml \
          	promtail_linux_${ARCH}=/usr/bin/promtail
        env:
          DEB_NAME: ${{ env.PACKAGE_NAME }}
          APP_DESCRIPTION: ${{ env.PACKAGE_DESCRIPTION }}
          APP_URL: https://github.com/grafana/loki/blob/master/docs/clients/promtail/
          ARCH: ${{ matrix.goarch }}
          PACKAGE_VERSION: ${{ env.PACKAGE_VERSION }}
      - name: Upload build artifact
        uses: actions/upload-artifact@694cdabd8bdb0f10b2cea11669e1bf5453eed0a6 # v4
        with:
          name: deb-package-${{ matrix.goarch }}
          path: "*.deb"
  publish:
    name: Publish
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request'
    needs: build-package
    steps:
      - name: Download deb artifact
        uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4
        with:
          pattern: deb-package-*
          merge-multiple: true
      - name: Upload to Apt repo
        env:
          APT_CREDENTIALS: ${{ secrets.APT_CREDENTIALS }}
          APT_KEY_PASSPHRASE: ${{ secrets.APT_KEY_PASSPHRASE }}
        run: |
          echo $APT_CREDENTIALS > aptly-auth
          find -type f -name "*.deb" -exec curl -f --netrc-file aptly-auth -XPOST -F file=@{} https://apttoo.growse.com/api/files/${PACKAGE_NAME} \;
          export result=$(curl -f --netrc-file aptly-auth -X POST https://apttoo.growse.com/api/repos/defaultrepo/file/${PACKAGE_NAME})
          echo $result
          export failed=$(echo $result | jq '.FailedFiles | length')
          if [[ "$failed" != "0" ]]; then exit 1; fi
          curl -f --netrc-file aptly-auth -X PUT -H"Content-type: application/json" --data '{"Signing":{"Passphrase":"'"$APT_KEY_PASSPHRASE"'","Batch":true}}' https://apttoo.growse.com/api/publish/:./stablish