interface LaunchTemplateSpecificationProperty

Language	Type name
.NET	`Amazon.CDK.AWS.AutoScaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty`
Go	`github.com/aws/aws-cdk-go/awscdk/v2/awsautoscaling#CfnAutoScalingGroup_LaunchTemplateSpecificationProperty`
Java	`software.amazon.awscdk.services.autoscaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty`
Python	`aws_cdk.aws_autoscaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty`
TypeScript	`aws-cdk-lib` » `aws_autoscaling` » `CfnAutoScalingGroup` » `LaunchTemplateSpecificationProperty`

Specifies a launch template to use when provisioning EC2 instances for an Auto Scaling group.

You must specify the following:

The ID or the name of the launch template, but not both.
The version of the launch template.

LaunchTemplateSpecification is property of the AWS::AutoScaling::AutoScalingGroup resource. It is also a property of the AWS::AutoScaling::AutoScalingGroup LaunchTemplate and AWS::AutoScaling::AutoScalingGroup LaunchTemplateOverrides property types.

For information about creating a launch template, see AWS::EC2::LaunchTemplate and Create a launch template for an Auto Scaling group in the Amazon EC2 Auto Scaling User Guide .

For examples of launch templates, see Create launch templates .

Example

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_autoscaling as autoscaling } from 'aws-cdk-lib';
const launchTemplateSpecificationProperty: autoscaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty = {
  version: 'version',

  // the properties below are optional
  launchTemplateId: 'launchTemplateId',
  launchTemplateName: 'launchTemplateName',
};

Properties

Name	Type	Description
version	`string`	The version number of the launch template.
launchTemplateId?	`string`	The ID of the launch template.
launchTemplateName?	`string`	The name of the launch template.

version

Type: string

The version number of the launch template.

Specifying $Latest or $Default for the template version number is not supported. However, you can specify LatestVersionNumber or DefaultVersionNumber using the Fn::GetAtt intrinsic function. For more information, see Fn::GetAtt .

For an example of using the Fn::GetAtt function, see the Examples section of the AWS::AutoScaling::AutoScalingGroup resource.

launchTemplateId?

Type: string (optional)

The ID of the launch template.

You must specify the LaunchTemplateID or the LaunchTemplateName , but not both.

launchTemplateName?

Type: string (optional)

The name of the launch template.

You must specify the LaunchTemplateName or the LaunchTemplateID , but not both.