ci.yaml

name: Build
on:
  push:
    branches: [main]
    tags: [v*]
  pull_request:
    branches: [main]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ghcr.io/webmeshproj/webmesh-cni
  VERSION: ${{ startswith(github.ref, 'refs/tags/v') && github.ref || 'latest' }}
  GO_VERSION: "1.21"
  GOLANGCI_LINT_VERSION: v1.54.2
  DOCKER_PLATFORMS: linux/amd64,linux/arm64,linux/arm,linux/386,linux/ppc64le,linux/s390x
  CACHE_DEP_PATH: go.sum
  LINT_TIMEOUT: 10m
  BUILD_PARALLELISM: 8
  COSIGN_EXPERIMENTAL: 1

jobs:
  lint:
    name: Static Analysis
    runs-on: ubuntu-latest
    permissions:
      contents: "read"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      - name: Setup Go
        uses: actions/setup-go@v4
        with:
          go-version: ${{ env.GO_VERSION }}
          check-latest: true
          cache: false

      - name: Run Linting
        uses: golangci/golangci-lint-action@v3
        with:
          version: ${{ env.GOLANGCI_LINT_VERSION }}
          args: --timeout ${{ env.LINT_TIMEOUT }}

  build-containers:
    name: Build Containers
    runs-on: ubuntu-latest
    needs: [lint]
    permissions:
      contents: "write"
      id-token: "write"
      packages: "write"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Go
        uses: actions/setup-go@v4
        with:
          go-version: ${{ env.GO_VERSION }}
          check-latest: true
          cache: false

      - name: Setup Build Cache
        uses: actions/cache@v3
        with:
          key: ${{ runner.os }}-containers-go-${{ env.GO_VERSION }}-${{ hashFiles(env.CACHE_DEP_PATH) }}
          restore-keys: ${{ runner.os }}-containers-go-${{ env.GO_VERSION }}-
          path: |
            ~/go/pkg
            ~/.cache/go-build

      - name: Setup Cosign
        uses: sigstore/cosign-installer@main

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Setup Buildx
        uses: docker/setup-buildx-action@v3

      - name: Run Snapshot Container Release
        uses: goreleaser/goreleaser-action@v5
        if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
        with:
          version: latest
          args: build --snapshot --clean --parallelism=${{ env.BUILD_PARALLELISM }}

      - name: Run Container Release
        uses: goreleaser/goreleaser-action@v5
        if: ${{ startsWith(github.ref, 'refs/tags/v') }}
        with:
          version: latest
          args: build --clean --parallelism=${{ env.BUILD_PARALLELISM }}

      - name: Login to GHCR
        uses: docker/login-action@v3
        if: ${{ github.event_name != 'pull_request' }}
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Build Container Images
        uses: docker/build-push-action@v5
        id: build
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ env.IMAGE_NAME }}:${{ env.VERSION }}
          platforms: ${{ env.DOCKER_PLATFORMS }}

      - name: Sign Container Images
        if: ${{ github.event_name != 'pull_request' }}
        run: cosign sign --yes --recursive ${{ env.IMAGE_NAME }}@${{ steps.build.outputs.digest }}