Amazon EC2 Auto Scaling
API Reference (API Version 2011-01-01)

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SetInstanceProtection

Updates the instance protection settings of the specified instances.

For more information about preventing instances that are part of an Auto Scaling group from terminating on scale in, see Instance Protection in the Amazon EC2 Auto Scaling User Guide.

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

AutoScalingGroupName

The name of the Auto Scaling group.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1600.

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

Required: Yes

InstanceIds.member.N

One or more instance IDs.

Type: Array of strings

Length Constraints: Minimum length of 1. Maximum length of 19.

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

Required: Yes

ProtectedFromScaleIn

Indicates whether the instance is protected from termination by Amazon EC2 Auto Scaling when scaling in.

Type: Boolean

Required: Yes

Errors

For information about the errors that are common to all actions, see Common Errors.

LimitExceeded

You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling groups, launch configurations, or lifecycle hooks). For more information, see DescribeAccountLimits.

HTTP Status Code: 400

ResourceContention

You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling group, instance, or load balancer).

HTTP Status Code: 500

Example

Sample Request

https://autoscaling.amazonaws.com/?Action=SetInstanceProtection &AutoScalingGroupName=my-asg &InstanceIds.member.1=i-12345678 &ProtectedFromScaleIn=false &Version=2011-01-01 &AUTHPARAMS

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: