rules:
    - id: gcp-gke-nodepool-secure-boot-for-shielded-nodes
      patterns:
        - pattern: resource
        - pattern-inside: |
              resource "google_container_node_pool" "..." {
              ...
              }
        - pattern-not-inside: |
              resource "google_container_node_pool" "..." {
              ...
              shielded_instance_config {
                ...
                enable_secure_boot = true
                ...
              }
              ...
              }
      message: >-
        Ensure Secure Boot for Shielded GKE Nodes is Enabled	
      metadata:
        category: best-practice
        technology:
          - terraform
          - gcp
      languages: [hcl]
      severity: WARNING