{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://example.com/schemas/amazon-config-rule.json",
  "title": "AWS Config Rule",
  "description": "Schema for an AWS Config rule resource, representing a compliance rule that evaluates whether AWS resources conform to desired configurations.",
  "type": "object",
  "properties": {
    "ConfigRuleName": {
      "type": "string",
      "description": "The name that you assign to the AWS Config rule.",
      "minLength": 1,
      "maxLength": 128,
      "pattern": "^[a-zA-Z0-9-_]+$"
    },
    "ConfigRuleArn": {
      "type": "string",
      "description": "The ARN of the AWS Config rule.",
      "pattern": "^arn:aws:config:[a-z0-9-]+:[0-9]{12}:config-rule/.+"
    },
    "ConfigRuleId": {
      "type": "string",
      "description": "The ID of the AWS Config rule."
    },
    "Description": {
      "type": "string",
      "description": "The description that you provide for the AWS Config rule.",
      "maxLength": 256
    },
    "Scope": {
      "type": "object",
      "description": "Defines which resources trigger an evaluation for the rule.",
      "properties": {
        "ComplianceResourceTypes": {
          "type": "array",
          "description": "The resource types of only those AWS resources that you want to trigger an evaluation.",
          "items": {
            "type": "string"
          },
          "maxItems": 100
        },
        "TagKey": {
          "type": "string",
          "description": "The tag key that is applied to only those AWS resources that you want to trigger an evaluation.",
          "maxLength": 128
        },
        "TagValue": {
          "type": "string",
          "description": "The tag value applied to only those AWS resources that you want to trigger an evaluation.",
          "maxLength": 256
        },
        "ComplianceResourceId": {
          "type": "string",
          "description": "The ID of the only AWS resource that you want to trigger an evaluation.",
          "maxLength": 256
        }
      }
    },
    "Source": {
      "type": "object",
      "description": "Provides the rule owner, rule identifier, and notifications that cause the function to evaluate your AWS resources.",
      "required": ["Owner", "SourceIdentifier"],
      "properties": {
        "Owner": {
          "type": "string",
          "description": "Indicates whether AWS or the customer owns and manages the AWS Config rule.",
          "enum": ["CUSTOM_LAMBDA", "AWS", "CUSTOM_POLICY"]
        },
        "SourceIdentifier": {
          "type": "string",
          "description": "For AWS managed rules, a predefined identifier. For custom rules, the ARN of the Lambda function."
        },
        "SourceDetails": {
          "type": "array",
          "description": "Provides the source and type of the event that causes AWS Config to evaluate your resources.",
          "items": {
            "type": "object",
            "properties": {
              "EventSource": {
                "type": "string",
                "enum": ["aws.config"]
              },
              "MessageType": {
                "type": "string",
                "enum": [
                  "ConfigurationItemChangeNotification",
                  "ConfigurationSnapshotDeliveryCompleted",
                  "ScheduledNotification",
                  "OversizedConfigurationItemChangeNotification"
                ]
              },
              "MaximumExecutionFrequency": {
                "type": "string",
                "enum": [
                  "One_Hour",
                  "Three_Hours",
                  "Six_Hours",
                  "Twelve_Hours",
                  "TwentyFour_Hours"
                ]
              }
            }
          }
        }
      }
    },
    "InputParameters": {
      "type": "string",
      "description": "A string, in JSON format, that is passed to the AWS Config rule Lambda function.",
      "maxLength": 1024
    },
    "MaximumExecutionFrequency": {
      "type": "string",
      "description": "The maximum frequency with which AWS Config runs evaluations for a rule.",
      "enum": [
        "One_Hour",
        "Three_Hours",
        "Six_Hours",
        "Twelve_Hours",
        "TwentyFour_Hours"
      ]
    },
    "ConfigRuleState": {
      "type": "string",
      "description": "Indicates whether the AWS Config rule is active or is currently being deleted.",
      "enum": ["ACTIVE", "DELETING", "DELETING_RESULTS", "EVALUATING"]
    }
  },
  "required": ["ConfigRuleName", "Source"]
}