interface LaunchTemplateSpecificationProperty
Language | Type name |
---|---|
![]() | Amazon.CDK.AWS.AutoScaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty |
![]() | software.amazon.awscdk.services.autoscaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty |
![]() | aws_cdk.aws_autoscaling.CfnAutoScalingGroup.LaunchTemplateSpecificationProperty |
![]() | @aws-cdk/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 Auto scaling template snippets and the Examples section in the AWS::EC2::LaunchTemplate
resource.
Example
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import * as autoscaling from '@aws-cdk/aws-autoscaling';
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. |
launch | string | The ID of the launch template. |
launch | 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 theAWS::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.