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_name || '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
  BUNDLE_DIR: bundle
  BUILD_PARALLELISM: 4
  COSIGN_EXPERIMENTAL: 1
  RICHGO_FORCE_COLOR: 1

jobs:
  lint:
    name: Static Analysis
    runs-on: ${{ vars.E2E_PLATFORM == '' && 'ubuntu-latest' || vars.E2E_PLATFORM }}
    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 }}
          skip-cache: ${{ vars.E2E_PLATFORM == 'self-hosted' }}

  tests:
    name: Unit Tests
    needs: [lint]
    runs-on: ${{ vars.E2E_PLATFORM == '' && 'ubuntu-latest' || vars.E2E_PLATFORM }}
    permissions:
      contents: "read"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      - name: Setup Test Cache
        uses: actions/cache@v3
        if: ${{ vars.E2E_PLATFORM != 'self-hosted' }}
        with:
          key: ${{ runner.os }}-ci-tests-go-${{ env.GO_VERSION }}-${{ hashFiles(env.CACHE_DEP_PATH) }}
          restore-keys: ${{ runner.os }}-ci-tests-go-${{ env.GO_VERSION }}-
          path: |
            ~/go/pkg
            ~/go/bin
            ~/.cache/go-build

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

      - name: Run Unit Tests
        run: make ci-test

  e2e-tests:
    name: E2E Tests
    runs-on: ${{ vars.E2E_PLATFORM == '' && 'ubuntu-latest' || vars.E2E_PLATFORM }}
    needs: [lint]
    permissions:
      contents: "read"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Build Cache
        uses: actions/cache@v3
        if: ${{ vars.E2E_PLATFORM != 'self-hosted' }}
        with:
          key: ${{ runner.os }}-build-go-${{ env.GO_VERSION }}-${{ hashFiles(env.CACHE_DEP_PATH) }}
          restore-keys: ${{ runner.os }}-build-go-${{ env.GO_VERSION }}-
          path: |
            ~/go/pkg
            ~/.cache/go-build

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

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

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

      - name: Generate Default Bundle Manifest
        run: make bundle

      - name: Run CNI Build
        uses: goreleaser/goreleaser-action@v5
        env:
          SNAPSHOT: ${{ startsWith(github.ref, 'refs/tags/v') && '' || '--snapshot' }}
        with:
          version: latest
          args: build --clean --single-target --parallelism=${{ env.BUILD_PARALLELISM }} ${{ env.SNAPSHOT }}

      - name: Build Container Image
        uses: docker/build-push-action@v5
        id: build
        with:
          context: .
          push: false
          tags: ${{ env.IMAGE_NAME }}:${{ env.VERSION }}
          # Assume we are running on a 64-bit platform
          platforms: "${{ runner.os }}/${{ runner.arch == 'X64' && 'amd64' || 'arm64' }}"
          load: true

      - name: Run E2E Tests
        shell: bash
        env:
          IMG: "${{ env.IMAGE_NAME }}:${{ env.VERSION }}"
        run: make e2e

  build:
    name: Build Release Assets
    runs-on: ${{ vars.BUILD_PLATFORM == '' && 'ubuntu-latest' || vars.BUILD_PLATFORM }}
    needs: [tests, e2e-tests]
    permissions:
      contents: "write"
      id-token: "write"
      packages: "write"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Build Cache
        uses: actions/cache@v3
        if: ${{ vars.BUILD_PLATFORM != 'self-hosted' }}
        with:
          key: ${{ runner.os }}-build-go-${{ env.GO_VERSION }}-${{ hashFiles(env.CACHE_DEP_PATH) }}
          restore-keys: ${{ runner.os }}-build-go-${{ env.GO_VERSION }}-
          path: |
            ~/go/pkg
            ~/.cache/go-build

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

      - 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: Generate Bundle Manifests
        run: make bundle

      - name: Run CNI Build
        uses: goreleaser/goreleaser-action@v5
        env:
          SNAPSHOT: ${{ startsWith(github.ref, 'refs/tags/v') && '' || '--snapshot' }}
        with:
          version: latest
          args: build --clean --parallelism=${{ env.BUILD_PARALLELISM }} ${{ env.SNAPSHOT }}

      - 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 Release Assets
        if: ${{ github.event_name != 'pull_request' }}
        shell: bash
        env:
          GITHUB_TOKEN: ${{ github.token }}
        run: |
          set -ex
          cosign sign --yes --recursive ${{ env.IMAGE_NAME }}@${{ steps.build.outputs.digest }}
          cosign sign-blob --yes \
            --oidc-issuer=https://token.actions.githubusercontent.com \
            --output-signature=${{ env.BUNDLE_DIR }}/bundle.yaml.sig \
            --output-certificate=${{ env.BUNDLE_DIR }}/bundle.yaml.sig.cert \
            ${{ env.BUNDLE_DIR }}/bundle.yaml

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