fleet/.github/workflows/check-vulnerabilities-in-released-docker-images.yml

name: Check critical vulnerabilities in released docker images

on:
  workflow_dispatch:
  schedule:
    - cron: "0 6 * * *"

# This allows a subsequently queued workflow run to interrupt previous runs
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id}}
  cancel-in-progress: true

defaults:
  run:
    # fail-fast using bash -eo pipefail. See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#exit-codes-and-error-action-preference
    shell: bash

permissions:
  contents: read

jobs:
  build-and-check:
    runs-on: ubuntu-22.04
    environment: Docker Hub
    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@20cf305ff2072d973412fa9b1e3a4f227bda3c76 # v2.14.0
        with:
          egress-policy: audit

      - name: Checkout
        uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3

      - name: Login to Docker Hub
        uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a # v2.1.0
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}

      - name: Set up Go
        uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v6.3.0
        with:
          go-version-file: "go.mod"

      - name: Get last 5 minor releases
        id: get_latest_releases
        run: |
          echo "FLEET_LATEST_RELEASES=$(go run ./tools/github-releases --last-minor-releases 5)" >> $GITHUB_OUTPUT          

      - name: Pull docker images
        run: |
          RELEASES="${{ steps.get_latest_releases.outputs.FLEET_LATEST_RELEASES }}"
          for version in $RELEASES; do
            docker pull fleetdm/fleet:$version
          done          

      - name: List fleet VEX files
        id: generate_fleet_vex_files
        run: |
          VEX_FILES=$(ls -1 ./security/vex/fleet/ | while IFS= read -r line; do echo "./security/vex/fleet/$line"; done | tr '\n' ',' | sed 's/.$//')
          echo $VEX_FILES
          echo "FLEET_VEX_FILES=$VEX_FILES" >> $GITHUB_OUTPUT          

      # We use the trivy command and not the github action because it doesn't support loading
      # VEX files yet and looks like we can't run the action on multiple images.
      - name: Run trivy vulnerability scanner on fleetdm/fleet images
        env:
          TRIVY_DB_REPOSITORY: public.ecr.aws/aquasecurity/trivy-db
          TRIVY_JAVA_DB_REPOSITORY: public.ecr.aws/aquasecurity/trivy-java-db
        run: |
          mkdir trivy-download
          cd trivy-download
          curl -L https://github.com/aquasecurity/trivy/releases/download/v0.69.2/trivy_0.69.2_Linux-64bit.tar.gz --output trivy_0.69.2_Linux-64bit.tar.gz
          tar -xf trivy_0.69.2_Linux-64bit.tar.gz
          mv trivy ..
          cd ..
          chmod +x ./trivy
          RELEASES="${{ steps.get_latest_releases.outputs.FLEET_LATEST_RELEASES }}"
          for version in $RELEASES; do
            ./trivy image \
              --exit-code=1 \
              --pkg-types=os,library \
              --severity=CRITICAL \
              --vex="${{ steps.generate_fleet_vex_files.outputs.FLEET_VEX_FILES }}" \
              fleetdm/fleet:$version
          done          

      - name: List fleetctl VEX files
        id: generate_fleetctl_vex_files
        run: |
          VEX_FILES=$(ls -1 ./security/vex/fleetctl/ | while IFS= read -r line; do echo "./security/vex/fleetctl/$line"; done | tr '\n' ',' | sed 's/.$//')
          echo $VEX_FILES
          echo "FLEETCTL_VEX_FILES=$VEX_FILES" >> $GITHUB_OUTPUT          

      # We use the trivy command and not the github action because it doesn't support loading VEX files yet.
      - name: Run trivy vulnerability scanner on latest released fleetdm/fleetctl image
        env:
          TRIVY_DB_REPOSITORY: public.ecr.aws/aquasecurity/trivy-db
          TRIVY_JAVA_DB_REPOSITORY: public.ecr.aws/aquasecurity/trivy-java-db
        run: |
          ./trivy image \
            --exit-code=1 \
            --pkg-types=os,library \
            --severity=CRITICAL \
            --vex="${{ steps.generate_fleetctl_vex_files.outputs.FLEETCTL_VEX_FILES }}" \
            fleetdm/fleetctl:latest          

      - name: Slack notification
        if: github.event.schedule == '0 6 * * *' && failure()
        uses: slackapi/slack-github-action@e28cf165c92ffef168d23c5c9000cffc8a25e117 # v1.24.0
        with:
          payload: |
            {
              "text": "${{ job.status }}\n${{ github.event.pull_request.html_url || github.event.head.html_url }}",
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "⚠️ Check vulnerabilities in released docker images failed.\nhttps://github.com/fleetdm/fleet/actions/runs/${{  github.run_id }}"
                  }
                }
              ]
            }            
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_G_ORCHESTRATION_WEBHOOK_URL }}
          SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK