AWS::EC2::LaunchTemplate

The AWS::EC2::LaunchTemplate resource creates a launch template for an Amazon EC2 instance. A launch template contains the parameters to launch an instance. For more information, see CreateLaunchTemplate in the Amazon EC2 API Reference.

Syntax

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

JSON


{
  "Type" : "AWS::EC2::LaunchTemplate",
  "Properties" : {
    "LaunchTemplateName" : String,
    "LaunchTemplateData" : LaunchTemplateData
  }
}

YAML


Type: "AWS::EC2::LaunchTemplate"
Properties:
  LaunchTemplateName: String
  LaunchTemplateData: LaunchTemplateData

Properties

LaunchTemplateName

A name for the launch template.

Length Constraints: Minimum length of 3. Maximum length of 128.

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

Required: No

Type: String

Update requires: Replacement

LaunchTemplateData

The information for the launch template.

Required: No

Type: LaunchTemplateData

Update requires: No interruption

Return Values

Fn::GetAtt

Fn::GetAtt returns a value for a specified attribute of this type. The following are the available attributes and sample return values.

LatestVersionNumber: The latest version of the launch template, such as 5.
DefaultVersionNumber: The default version of the launch template, such as 2.

Note

The default version of a launch template cannot be specified in AWS CloudFormation. The default version can be set in the Amazon EC2 Console or by using the modify-launch-template AWS CLI command.

For more information about using Fn::GetAtt, see Fn::GetAtt.

Ref

When you pass the logical ID of an AWS::EC2::LaunchTemplate resource to the intrinsic Ref function, Ref returns the ID of the launch template, such as lt-01238c059e3466abc.

For more information about using the Ref function, see Ref.