build.yaml

name: Test kube-linter

on:
  pull_request:
  # Workflows triggered by Dependabot on the "push" event run with read-only access.
  # Uploading Code Scanning results requires write access. Ignore dependabot branches for auto-merge.
  push:
    branches-ignore: "dependabot/**"
    tags:
      - "*"

env:
  # Use docker.io for Docker Hub if empty
  REGISTRY: ghcr.io
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          # Checkout all repo history to make tags available for figuring out kube-linter version during build.
          fetch-depth: 0

      - name: Setup Go environment
        uses: actions/setup-go@v5
        with:
          go-version-file: go.mod

      - name: Go Build Cache
        uses: actions/cache@v4
        with:
          path: ~/.cache
          key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}

      - name: Go Mod Cache
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}

      - name: Build binaries
        run: make build

      - name: Upload binary
        uses: actions/upload-artifact@v4
        with:
          name: bin
          path: bin

      - name: Run lint checks
        run: make lint

      - name: Ensure generated files are up-to-date
        run: make generated-srcs && git diff --exit-code HEAD

      - name: Run unit tests
        run: make test

      - name: Upload coverage reports to Codecov
        uses: codecov/codecov-action@v5.1.1
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          slug: stackrox/kube-linter
          flags: unit

      - name: Run E2E tests
        run: make e2e-test

      - name: Setup BATS
        uses: mig4/setup-bats@v1
        with:
          bats-version: 1.5.0

      - name: Run bats tests
        run: make e2e-bats

      - name: Upload coverage reports to Codecov
        uses: codecov/codecov-action@v5.1.1
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          slug: stackrox/kube-linter
          flags: bats

      - name: Upload Linux binary
        uses: actions/upload-artifact@v4
        with:
          name: kube-linter
          path: dist/kube-linter_linux_amd64_v1/kube-linter

      - name: Upload Windows binary
        uses: actions/upload-artifact@v4
        with:
          name: kube-linter.exe
          path: dist/kube-linter_windows_amd64_v1/kube-linter.exe

  test-sarif:
    needs: build-and-test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Download executable
        uses: actions/download-artifact@v4
        with:
          name: kube-linter

      - name: Set permissions to file
        run:  chmod +x kube-linter

      - name: Print kube-linter version
        run:  ./kube-linter version

      - name: Run kube-linter on a sample file with SARIF output
        run:  ./kube-linter lint --format=sarif tests/testdata/splunk.yaml > results.sarif
        continue-on-error: true

      - name: Dump output file and check it is not empty
        # The if part will generate no-zero exit code if the file is empty. See https://github.com/stedolan/jq/issues/1142#issuecomment-432003984
        run: jq -es 'if . == [] then null else .[] | . end' results.sarif

      - name: Upload output file as GitHub artifact for manual investigation
        uses: actions/upload-artifact@v4
        with:
          name: results.sarif
          path: results.sarif

      - name: Install yajsv
        run:  curl https://github.com/neilpa/yajsv/releases/download/v1.4.0/yajsv.linux.amd64 -LsSfo yajsv && chmod +x yajsv

      - name: Check if output file is valid according to SARIF schema
        run: |
          set -ex
          schema=$(jq -r '.["$schema"]' results.sarif)
          [ "$schema" = https://raw.githubusercontent.com/oasis-tcs/sarif-spec/main/sarif-2.1/schema/sarif-schema-2.1.0.json ]
          ./yajsv -s ./scripts/sarif/sarif-schema-2.1.0.json results.sarif

      - name: Upload SARIF output file to GitHub
        uses: github/codeql-action/upload-sarif@v3
        with:
          sarif_file: results.sarif

  windows-sanity-test:
    name: Windows sanity test
    needs: build-and-test
    runs-on: windows-latest
    steps:
      - uses: actions/checkout@v4
        with:
          # Checkout all repo history to make tags available for figuring out kube-linter version during build.
          fetch-depth: 0
      - name: Download windows executable
        uses: actions/download-artifact@v4
        with:
          name: kube-linter.exe
          path: tmp/
      - shell: bash
        run: |
          tmp/kube-linter.exe version

          # Make sure the lint command can run without errors.
          # TODO: run the full suite of E2E tests on Windows.
          tmp/kube-linter.exe lint "tests/checks/access-to-create-pods.yml"