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Auto Scaling Tags Property Type
The Auto Scaling Tags property is an embedded property of the AWS::AutoScaling::AutoScalingGroup type. For more information about tags, go to Tagging Auto Scaling Groups and Amazon EC2 Instances in the Auto Scaling Developer Guide.
AWS CloudFormation adds the following tags to all Auto Scaling groups and associated instances:
aws:cloudformation:stack-name
aws:cloudformation:stack-id
aws:cloudformation:logical-id
Syntax
{
"Key" : String,
"Value" : String,
"PropagateAtLaunch" : Boolean
} Properties
- Key
The key name of the tag.
Required: Yes
Type: String
- Value
The value for the tag.
Required: Yes
Type: String
- PropagateAtLaunch
Set to
trueif you want AWS CloudFormation to copy the tag to EC2 instances that are launched as part of the auto scaling group. Set tofalseif you want the tag attached only to the auto scaling group and not copied to any instances launched as part of the auto scaling group.Required: Yes
Type: Boolean
Example
The following example template snippet creates two Auto Scaling tags. The first tag, MyTag1, is
attached to an Auto Scaling group named WebServerGroup and is copied to any EC2 instances launched as part
of the Auto Scaling group. The second tag, MyTag2, is attached only to the Auto Scaling group named
WebServerGroup.
"WebServerGroup" : {
"Type" : "AWS::AutoScaling::AutoScalingGroup",
"Properties" : {
"AvailabilityZones" : { "Fn::GetAZs" : "" },
"LaunchConfigurationName" : { "Ref" : "LaunchConfig" },
"MinSize" : "1",
"MaxSize" : "2",
"LoadBalancerNames" : [ { "Ref" : "ElasticLoadBalancer" } ],
"Tags" : [ {
"Key" : "MyTag1",
"Value" : "Hello World 1",
"PropagateAtLaunch" : true
}, {
"Key" : "MyTag2",
"Value" : "Hello World 2",
"PropagateAtLaunch" : false
} ]
}
} 
