AWS Documentation » AWS CloudFormation » User Guide » Template Reference » AWS Resource and Property Types Reference » Amazon EC2 Auto Scaling Resource Types Reference » AWS::AutoScaling::AutoScalingGroup » Amazon EC2 Auto Scaling AutoScalingGroup LaunchTemplateSpecification

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Amazon EC2 Auto Scaling AutoScalingGroup LaunchTemplateSpecification

LaunchTemplateSpecification is a property of the AWS::AutoScaling::AutoScalingGroup resource that specifies the launch template to use to launch instances.

Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

JSON

{
  "LaunchTemplateId" : String,
  "LaunchTemplateName" : String,
  "Version" : String
}

YAML

LaunchTemplateId: String
LaunchTemplateName: String
Version: String

Properties

LaunchTemplateId

The ID of the launch template. You must specify either a template ID or a template name.

Minimum length of 1. Maximum length of 255. IDs must fit the following pattern:

[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*

Required: No

Type: String

Update requires: No interruption

LaunchTemplateName

The name of the launch template. You must specify either a template name or a template ID.

Minimum length of 3. Maximum length of 128. Names must fit the following pattern:

[a-zA-Z0-9\(\)\.-/_]+

Required: No

Type: String

Update requires: No interruption

Version

The version number. AWS CloudFormation does not support specifying $Latest, or $Default for the template version number.

Minimum length of 1. Maximum length of 255. Versions must fit the following pattern:

[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*

Required: Yes

Type: String

Update requires: No interruption