main.yml

name: devsecops-pipeline

on:
  pull_request:
  push:
    branches: ["main"]
  workflow_dispatch:

permissions:
  contents: read
  security-events: write
  packages: write   # útil si luego publicas en GHCR
  discussions: write
  pull-requests: write

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

env:
  # 🔁 Cambia esto para probar cada escenario (apps/10-secrets-leak, 20-sast-bugs, etc.)
  APP_DIR: apps/10-secrets-leak
  # Parámetros de despliegue local
  IMAGE_NAME: demo-app
  IMAGE_TAG: local
  KIND_CLUSTER: devsecops
  SERVICE_RELEASE_NAME: demo

jobs:
  # ──────────────────────────────────────────────────────────────────────────────
  # Secrets + SAST
  # ──────────────────────────────────────────────────────────────────────────────
  secrets:
    name: Secrets scanning (Gitleaks)
    runs-on: ubuntu-latest
    steps:
      - name: Clean gitleaks
        run: rm -f /tmp/gitleaks.tmp   
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0   # para análisis que miran historial
      - name: Gitleaks
        uses: gitleaks/gitleaks-action@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        # Si usas un gitleaks.toml propio, añade inputs/vars según la acción

  sast:
    name: SAST (Semgrep)
    runs-on: ubuntu-latest
    needs: [secrets]
    steps:
      - uses: actions/checkout@v4
      - name: self-hosted (no bloqueante)
        run: |
          docker run --rm -v "$PWD:/src" returntocorp/semgrep:latest \
            semgrep scan --config p/ci --config .semgrep
      - name: Export SARIF (para pestaña Security)
        run: |
          docker run --rm -v "$PWD:/src" returntocorp/semgrep:latest \
            semgrep scan --config p/ci --config .semgrep --sarif -o semgrep.sarif || true
      - uses: github/codeql-action/upload-sarif@v3
        with: { sarif_file: semgrep.sarif }

  # ──────────────────────────────────────────────────────────────────────────────
  # IaC + Build + SBOM
  # ──────────────────────────────────────────────────────────────────────────────
  # iac:
  #   name: IaC scan (Checkov)
  #   runs-on: ubuntu-latest
  #   needs: [sast]
  #   steps:
  #     - uses: actions/checkout@v4
  #     - name: Checkov (K8s/Terraform)
  #       uses: bridgecrewio/checkov-action@master
  #       with:
  #         directory: .
  #         quiet: true
  #         soft_fail: false     # pon true si no quieres bloquear (no recomendado)


  build:
    name: Build + SBOM
    runs-on: ubuntu-latest
    needs: [sast]
    steps:
      - uses: actions/checkout@v4
      - name: Build imagen de la app objetivo
        run: |
          cd "${APP_DIR}"
          docker build -t ${IMAGE_NAME}:${IMAGE_TAG} .
      - name: SBOM (Syft)
        uses: anchore/sbom-action@v0
        with:
          image: demo-app:local
          artifact-name: sbom.spdx.json   # queda como artefacto del job
  # ──────────────────────────────────────────────────────────────────────────────
  # Trivy + Firma/Verify (cosign)
  # ──────────────────────────────────────────────────────────────────────────────
  container_scan:
    name: Container & deps scan (Trivy)
    runs-on: self-hosted
    needs: [build]
    steps:
      # - name: Trivy image (CRITICAL,HIGH)
      #   uses: aquasecurity/trivy-action@0.28.0
      #   with:
      #     scan-type: fs
      #     image-ref: demo-app:local
      #     format: sarif
      #     output: trivy-image.sarif
      #     ignore-unfixed: true
      #     severity: CRITICAL,HIGH
      # - uses: github/codeql-action/upload-sarif@v3
      #   with: { sarif_file: trivy-image.sarif }

      - name: Trivy fs (SCA sobre el repo)
        uses: aquasecurity/trivy-action@0.28.0
        with:
          scan-type: fs
          scan-ref: .
          format: sarif
          output: trivy-fs.sarif
          ignore-unfixed: true
          severity: CRITICAL,HIGH
      - uses: github/codeql-action/upload-sarif@v3
        with: { sarif_file: trivy-fs.sarif }

  sign:
    name: Supply chain gate (cosign sobre SBOM)
    runs-on: self-hosted
    needs: [container_scan]
    env:
      COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }}
    steps:
      - uses: actions/checkout@v4
      - name: Instalar cosign
        run: |
          COSIGN_URL="https://github.com/sigstore/cosign/releases/latest/download/cosign-linux-amd64"
          curl -sSLf "$COSIGN_URL" -o /usr/local/bin/cosign
          chmod +x /usr/local/bin/cosign
      - name: Generar claves (si no existen)
        run: |
          test -f cosign.key || cosign generate-key-pair
      - name: Descargar SBOM del job anterior
        uses: actions/download-artifact@v4
        with:
          name: sbom.spdx.json
          path: .
      - name: Firmar SBOM (sign-blob)
        run: cosign sign-blob --yes --key cosign.key sbom.spdx.json <<< "$COSIGN_PASSWORD"
      - name: Verificar firma del SBOM (gate)
        run: cosign verify-blob --key cosign.pub --signature sbom.spdx.json.sig sbom.spdx.json

      # ── Alternativa (comentada) si publicas la imagen en GHCR y quieres firmar la imagen:
      # - name: Login GHCR
      #   run: echo ${{ secrets.GITHUB_TOKEN }} | docker login ghcr.io -u ${{ github.actor }} --password-stdin
      # - name: Push a GHCR
      #   run: |
      #     export IMG="ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}:${{ github.sha }}"
      #     docker tag ${IMAGE_NAME}:${IMAGE_TAG} "$IMG"
      #     docker push "$IMG"
      # - name: Sign imagen en GHCR
      #   run: cosign sign --yes --key cosign.key "ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}:${{ github.sha }}" <<< "$COSIGN_PASSWORD"
      # - name: Verify imagen (gate)
      #   run: cosign verify --key cosign.pub "ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}:${{ github.sha }}"


  # ──────────────────────────────────────────────────────────────────────────────
  # Deploy a K8s local + DAST (ZAP)
  # ──────────────────────────────────────────────────────────────────────────────
  deploy:
    name: Deploy a Kubernetes local (kind/minikube)
    runs-on: self-hosted
    needs: [container_scan]
    steps:
      - uses: actions/checkout@v4
      - name: Cargar imagen local al clúster kind
        run: kind load docker-image demo-app:local --name devsecops
      - name: Helm upgrade/install
        run: |
          helm upgrade --install demo-app charts/demo-app \
            --set image.repository=${IMAGE_NAME} \
            --set image.tag=${IMAGE_TAG} \
            --set service.type=NodePort
      - name: Esperar readiness
        run: kubectl rollout status deploy/demo-app --timeout=180s

  dast:
    name: DAST (OWASP ZAP baseline)
    runs-on: self-hosted
    needs: [deploy]
    steps:
      - name: Port-forward al Service y ejecutar ZAP
        run: |
          kubectl port-forward svc/demo 8080:80 & echo $! > pf.pid
          sleep 3
          docker run --rm -t owasp/zap2docker-stable \
            zap-baseline.py -t http://localhost:8080 -x zap.xml
          kill $(cat pf.pid) || true