Implementing Continuous Compliance Monitoring

Implementing Continuous Compliance Monitoring

Continuous compliance monitoring tracks security posture over time:

# kubernetes-compliance-monitor.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: compliance-monitor-config
  namespace: security
data:
  monitor-config.yaml: |
    monitoring:
      scan_interval: 3600  # 1 hour
      frameworks:
        - pci_dss
        - hipaa
        - soc2
      
      thresholds:
        critical_vulnerabilities: 0
        high_vulnerabilities: 5
        compliance_score: 0.95
      
      notifications:
        slack:
          webhook: ${SLACK_WEBHOOK}
          channel: "#security-compliance"
        
        email:
          smtp_server: smtp.company.com
          recipients:
            - [email protected]
            - [email protected]
        
        pagerduty:
          integration_key: ${PAGERDUTY_KEY}
          severity_mapping:
            critical: critical
            high: error
            medium: warning

---
apiVersion: batch/v1
kind: CronJob
metadata:
  name: compliance-scanner
  namespace: security
spec:
  schedule: "0 * * * *"  # Every hour
  jobTemplate:
    spec:
      template:
        spec:
          serviceAccountName: compliance-scanner
          containers:
          - name: scanner
            image: compliance-scanner:latest
            env:
            - name: SCAN_MODE
              value: "continuous"
            - name: REPORT_STORAGE
              value: "s3://compliance-reports/"
            command:
            - python
            - -c
            - |
              import kubernetes
              import json
              from compliance_scanner import ComplianceScanner
              
              # Initialize Kubernetes client
              kubernetes.config.load_incluster_config()
              v1 = kubernetes.client.CoreV1Api()
              
              # Get all running pods
              pods = v1.list_pod_for_all_namespaces()
              
              scanner = ComplianceScanner(['pci_dss', 'hipaa', 'soc2'])
              all_results = []
              
              for pod in pods.items:
                for container in pod.spec.containers:
                    image = container.image
                    
                    # Skip system images
                    if image.startswith('k8s.gcr.io/') or image.startswith('quay.io/coreos/'):
                        continue
                    
                    try:
                        results = scanner.scan_image_compliance(image)
                        results['namespace'] = pod.metadata.namespace
                        results['pod_name'] = pod.metadata.name
                        all_results.append(results)
                    except Exception as e:
                        print(f"Error scanning {image}: {e}")
              
              # Generate compliance report
              compliance_report = generate_cluster_compliance_report(all_results)
              
              # Store report
              store_compliance_report(compliance_report)
              
              # Check thresholds and alert
              check_compliance_thresholds(compliance_report)