rules:
- id: gcp-gke-binary-authorization
  patterns:
    - pattern: resource
    - pattern-inside: |
        resource "google_container_cluster" "..." {
        ...
        }
    - pattern-not-inside: |
        resource "google_container_cluster" "..." {
        ...
        enable_binary_authorization = true
        ...
        }
  message: >-
    Ensure use of Binary Authorization	
  metadata:
    category: best-practice
    technology:
      - terraform
      - gcp
  languages: [hcl]
  severity: WARNING