Rule purpose: Check whether expiration protection has been enabled for the CVM instance in pay-as-you-go mode.
Compliance evaluation logic: During the billing period for the CVM instance in pay-as-you-go mode, if the instance is not shutdown and is still within the lease validity period, the evaluation result is "compliant".
Rule Identifier: cvm-instance-fee-expiration-protection
Risk Level: High.
Applicable Resource Type: QCS::CVM::Instance
Rule trigger type: Periodic execution, every 24 hours.
Keyword: CVM.
Rule parameter: None.