https://docs.aws.amazon.com/zh_cn/AWSCloudFormation/latest/TemplateReference/aws-properties-autoscaling-autoscalinggroup-instancemaintenancepolicy.html
AWS::AutoScaling::AutoScalingGroup InstanceMaintenancePolicy - AWS CloudFormation
Use the CloudFormation AWS::AutoScaling::AutoScalingGroup.InstanceMaintenancePolicy resource for AutoScaling.
aws autoscalingcloudformation