{
  "$schema": "http://json-schema.org/schema#", 
  "required": [
    "subjects", 
    "roleRef"
  ], 
  "type": "object", 
  "description": "ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace, and adds who information via Subject.", 
  "properties": {
    "roleRef": {
      "description": "RoleRef can only reference a ClusterRole in the global namespace. If the RoleRef cannot be resolved, the Authorizer must return an error.", 
      "$ref": "_definitions.json#/definitions/v1alpha1.RoleRef"
    }, 
    "subjects": {
      "items": {
        "$ref": "_definitions.json#/definitions/v1alpha1.Subject"
      }, 
      "type": [
        "array", 
        "null"
      ], 
      "description": "Subjects holds references to the objects the role applies to."
    }, 
    "metadata": {
      "description": "Standard object's metadata.", 
      "$ref": "_definitions.json#/definitions/v1.ObjectMeta"
    }
  }
}