pr-checks.yaml

# SPDX-License-Identifier: Apache-2.0
# Copyright 2023 Authors of Nimbus

name: PR checks

on:
  pull_request:
    types: [ opened, reopened, synchronize, ready_for_review ]
    paths-ignore:
      - '**.md'
      - '**.sh'
      - 'docs/**'
      - 'LICENSE'

permissions: read-all

jobs:
  files-changed:
    name: Detect what files changed
    runs-on: ubuntu-latest
    timeout-minutes: 5
    outputs:
      nimbus: ${{ steps.filter.outputs.nimbus}}
      adapters: ${{ steps.filter.outputs.adapters }}
      tests: ${{ steps.filter.outputs.tests }}
    steps:
      - uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3.0.2
        id: filter
        with:
          filters: |
            nimbus:
              - 'api/**'
              - 'cmd/**'
              - 'internal/**'
              - 'pkg/processor/**'
              - 'Dockerfile'
              - 'Makefile'
              - 'go.mod'
            adapters:
              - 'pkg/adapter/**'
            tests:
              - 'tests/**'
  license:
    name: License
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4

      - name: Check License Header
        uses: apache/skywalking-eyes@3ea9df11bb3a5a85665377d1fd10c02edecf2c40
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  static-checks:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.nimbus == 'true' ||  needs.files-changed.outputs.adapters == 'true' }}
    name: Static checks
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Setup go
        uses: actions/setup-go@v5
        with:
          go-version: '1.22'

      - name: go fmt
        run: make fmt

      - name: Lint
        id: lint
        uses: golangci/golangci-lint-action@v6
        with:
          version: v1.54
          args: --deadline=30m --out-format=line-number
          skip-cache: true # https://github.com/golangci/golangci-lint-action/issues/244#issuecomment-1052197778

  go-sec:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.nimbus == 'true' ||  needs.files-changed.outputs.adapters == 'true' }}
    runs-on: ubuntu-latest
    permissions:
      security-events: write
    env:
      GO111MODULE: on
    steps:
      - name: Checkout Source
        uses: actions/checkout@v4

      - name: Run Gosec Security Scanner
        uses: securego/gosec@master
        with:
          # we let the report trigger content trigger a failure using the GitHub Security features.
          args: '-no-fail -fmt sarif -out results.sarif ./...'

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

  build-nimbus-image:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.nimbus == 'true' }}
    name: Build Nimbus Operator image
    runs-on: ubuntu-latest
    timeout-minutes: 20
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4

      - name: Build image
        run: make docker-build

      - name: Scan image
        uses: anchore/scan-action@v4
        with:
          image: '5gsec/nimbus:latest'
          severity-cutoff: critical
          output-format: sarif

  build-adapters-image:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.adapters == 'true' }}
    strategy:
      matrix:
        adapters: [ "nimbus-kubearmor", "nimbus-netpol", "nimbus-kyverno", "nimbus-k8tls" ]
    name: Build ${{ matrix.adapters }} adapter's image
    runs-on: ubuntu-latest
    timeout-minutes: 20
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4

      - name: Build image
        working-directory: ./pkg/adapter/${{ matrix.adapters }}
        run: make docker-build

      - name: Scan image
        uses: anchore/scan-action@v4
        with:
          image: '5gsec/${{ matrix.adapters }}:latest'
          severity-cutoff: critical
          output-format: sarif

  integration-tests:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.nimbus == 'true' ||  needs.files-changed.outputs.tests == 'true' }}
    name: Integration-Test
    runs-on: ubuntu-latest
    steps:
        - name: Checkout
          uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1

        - name: Install helm
          id: helm
          uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
          with:
            token: ${{ secrets.GITHUB_TOKEN }}

        - name: Create k8s Kind Cluster
          uses: helm/kind-action@v1
          with:
            cluster_name: testing

        - name: Build image and load in the kind cluster
          run: |
            make docker-build
            kind load docker-image 5gsec/nimbus:latest --name=testing

        - name: Install Nimbus
          working-directory: ./deployments/nimbus
          run: |
            helm upgrade --dependency-update --install nimbus-operator . -n nimbus --create-namespace \
            --set image.pullPolicy=Never \
            --set autoDeploy.kubearmor=false \
            --set autoDeploy.kyverno=false \
            --set autoDeploy.netpol=false

        - name: Wait for Nimbus to start
          run: |
            kubectl wait --for=condition=ready --timeout=5m -n nimbus pod -l app.kubernetes.io/name=nimbus
            kubectl get pods -n nimbus

        - name: Run Tests
          run: make integration-test

  e2e-tests:
    needs: files-changed
    if: ${{ needs.files-changed.outputs.nimbus == 'true' || needs.files-changed.outputs.adapters == 'true' || needs.files-changed.outputs.tests == 'true'}}
    name: E2E-Test
    runs-on: ubuntu-latest
    steps:
        - name: Checkout source code
          uses: actions/checkout@v4

        - name: Install helm
          id: helm
          uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
          with:
            token: ${{ secrets.GITHUB_TOKEN }}

        - name: Create k8s Kind Cluster
          uses: helm/kind-action@v1
          with:
            cluster_name: testing

        - name: Build nimbus image and load in the kind cluster
          run: |
            make docker-build
            kind load docker-image 5gsec/nimbus:latest --name=testing

        - name: Build nimbus-netpol image and load in the kind cluster
          working-directory: ./pkg/adapter/nimbus-netpol
          run: |
            make docker-build
            kind load docker-image 5gsec/nimbus-netpol:latest --name=testing  

        - name: Build nimbus-kubearmor image and load in the kind cluster
          working-directory: ./pkg/adapter/nimbus-kubearmor
          run: |
            make docker-build
            kind load docker-image 5gsec/nimbus-kubearmor:latest --name=testing 

        - name: Build nimbus-kyverno image and load in the kind cluster
          working-directory: ./pkg/adapter/nimbus-kyverno
          run: |
            make docker-build
            kind load docker-image 5gsec/nimbus-kyverno:latest --name=testing 

        - name: Install Nimbus
          working-directory: ./deployments/nimbus
          run: |
            helm upgrade --dependency-update --install nimbus-operator . -n nimbus --create-namespace \
            --set image.pullPolicy=Never \
            --set autoDeploy.kubearmor=false \
            --set autoDeploy.kyverno=false \
            --set autoDeploy.netpol=false

        - name: Wait for Nimbus to start
          run: |
            kubectl wait --for=condition=ready --timeout=5m -n nimbus pod -l app.kubernetes.io/name=nimbus
            kubectl get pods -n nimbus

        - name: Install nimbus-netpol
          working-directory: deployments/nimbus-netpol/
          run: |
            helm upgrade --install nimbus-netpol . -n nimbus --set image.pullPolicy=Never

        - name: Wait for nimbus-netpol to start
          run: |
            kubectl wait --for=condition=ready --timeout=5m -n nimbus pod -l app.kubernetes.io/name=nimbus-netpol
            kubectl get pods -n nimbus

        - name: Install nimbus-kubearmor
          working-directory: deployments/nimbus-kubearmor/
          run: |
            helm upgrade --dependency-update --install nimbus-kubearmor . -n nimbus --set image.pullPolicy=Never

        - name: Wait for nimbus-kubearmor to start
          run: |
            kubectl wait --for=condition=ready --timeout=5m -n nimbus pod -l app.kubernetes.io/name=nimbus-kubearmor
            kubectl get pods -n nimbus

        - name: Install nimbus-kyverno
          working-directory: deployments/nimbus-kyverno/
          run: |
            helm upgrade --dependency-update --install nimbus-kyverno . -n nimbus --set image.pullPolicy=Never

        - name: Wait for nimbus-kyverno to start
          run: |
            kubectl wait --for=condition=ready --timeout=5m -n nimbus pod -l app.kubernetes.io/name=nimbus-kyverno
            kubectl get pods -n nimbus

        - name: Run Tests
          run: make e2e-test