ci.yml

name: Create and publish artifacts

on:
  push:
    branches: main
  schedule:
    - cron: "2 02 4 * *"

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: actions/setup-go@v5

    - name: Go Format
      run: gofmt -s -w . && git diff --exit-code

    - name: Go Vet
      run: go vet

    - name: Go Tidy
      run: go mod tidy && git diff --exit-code

    - name: Go Mod
      run: go mod download

    - name: Go Mod Verify
      run: go mod verify

    - name: Install govulncheck
      run: go install golang.org/x/vuln/cmd/govulncheck@latest

    - name: Run govulncheck
      run: govulncheck

  build-and-push-image:
    needs: lint
    runs-on: ubuntu-latest
    timeout-minutes: 10
    permissions:
      contents: read
      packages: write
    steps:
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to the container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
          labels: ${{ steps.meta.outputs.labels }}
          annotations: ${{ steps.meta.outputs.annotations }}

  releases-matrix:
    needs: lint
    permissions:
      contents: write
    name: Release Go Binaries
    runs-on: ubuntu-latest
    strategy:
      matrix:
        goos: [linux]
        goarch: [amd64, arm64]
    steps:
    - uses: actions/checkout@v4
    - uses: actions/setup-go@v5
    - name: Build
      run: go build -ldflags="-s -w" -trimpath -o pvpc_exporter main.go
      env:
        CGO_ENABLED: 0
        GOOS: ${{ matrix.goos }}
        GOARCH: ${{ matrix.goarch }}
    - name: Compress
      run: zip pvpc_exporter-${{ matrix.goos }}-${{ matrix.goarch }}.zip pvpc_exporter
    - name: Create Release
      id: create_release
      uses: softprops/action-gh-release@v2
      with:
        files: pvpc_exporter-${{ matrix.goos }}-${{ matrix.goarch }}.zip
        tag_name: latest