pr_build.yaml

name: PR Build
on:
  pull_request: {}
  workflow_dispatch: {}
permissions:
  contents: read

jobs:
  cache-deps:
    name: cache-deps (linux)
    runs-on: ubuntu-22.04

    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Setup dep cache
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
      - name: Pull go deps
        run: go mod download

  lint:
    name: lint (linux)
    runs-on: ubuntu-22.04
    needs: cache-deps

    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Load cached deps
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
      - name: Setup build tool cache
        uses: actions/cache@v4
        with:
          path: .build
          key: ${{ runner.os }}-tools-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-tools-
      - name: Lint
        run: make lint
      - name: Tidy check
        run: make tidy-check

  unit-test:
    strategy:
      matrix:
        OS: [ubuntu-22.04, macos-latest]
    runs-on: ${{ matrix.OS }}
    needs: cache-deps

    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Load cached deps
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
      - name: Run unit tests
        run: make test
      - name: Run clean check
        run: make git-clean-check

  build-matrix:
    name: Build matrix
    runs-on: ubuntu-22.04

    needs: [lint]

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - id: set-matrix
        name: Collect all tests
        run: |
          tests="$(find .github/tests -maxdepth 1 -type f -name '*.sh' -exec basename {} \; | sort | uniq)"
          tests_json="$(echo "$tests" | jq -c --slurp --raw-input 'split("\n") | map(select(. != ""))')"
          echo "tests=$tests_json" >> $GITHUB_OUTPUT
          echo "Collected tests: $tests_json"

    outputs:
      tests: ${{ steps.set-matrix.outputs.tests }}


  integration-tests:
    runs-on: ubuntu-22.04
    needs: [build-matrix]
    permissions:
      contents: read
    strategy:
      matrix:
       tests: ${{ fromJson(needs.build-matrix.outputs.tests) }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Build containers
        run: ./build.sh
        shell: bash
        working-directory: ./.github/tests/it
      - name: Run tests
        run: bash ${{ matrix.tests }}
        shell: bash
        working-directory: ./.github/tests

  build:
    name: build (linux)
    runs-on: ubuntu-22.04
    needs: cache-deps

    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Load cached deps
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
      - name: Setup build tool cache
        uses: actions/cache@v4
        with:
          path: .build
          key: ${{ runner.os }}-tools-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-tools-
      - name: Build images
        run: make build
      - name: Archive image
        uses: actions/upload-artifact@v4
        with:
          name: spiffe-helper
          path: spiffe-helper

  build-images:
    runs-on: ubuntu-22.04

    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Build image
        run: make docker-build