rules:
- id: gcp-compute-os-login
  patterns:
  - pattern: resource
  - pattern-inside: |
      resource "google_compute_instance" "..." {
      ...
      metadata = {
          enable-oslogin = false
      }
      ...
      }
  message: >-
    Ensure that no instance in the project overrides the project setting for enabling OSLogin (OSLogin
    needs to be enabled in project metadata for all instances)	
  metadata:
    owasp:
    - A05:2017 - Broken Access Control
    - A01:2021 - Broken Access Control
    cwe:
    - 'CWE-284: Improper Access Control'
    category: security
    technology:
    - terraform
    - gcp
    references:
    - https://docs.bridgecrew.io/docs/google-cloud-policy-index
    subcategory:
    - audit
    likelihood: LOW
    impact: LOW
    confidence: LOW
  languages: [hcl]
  severity: WARNING