Enum TerminationPolicy

Specifies the termination criteria to apply before Amazon EC2 Auto Scaling chooses an instance for termination.

Namespace: Amazon.CDK.AWS.AutoScaling

Assembly: Amazon.CDK.Lib.dll

Syntax (csharp)

public enum TerminationPolicy

Syntax (vb)

Public Enum TerminationPolicy

Remarks

ExampleMetadata: infused

Examples

Vpc vpc;
            InstanceType instanceType;
            IMachineImage machineImage;
            string arn;


            new AutoScalingGroup(this, "ASG", new AutoScalingGroupProps {
                Vpc = vpc,
                InstanceType = instanceType,
                MachineImage = machineImage,

                // ...

                TerminationPolicies = new [] { TerminationPolicy.CUSTOM_LAMBDA_FUNCTION, TerminationPolicy.OLDEST_INSTANCE, TerminationPolicy.DEFAULT },

                //terminationPolicyCustomLambdaFunctionArn property must be specified if the TerminationPolicy.CUSTOM_LAMBDA_FUNCTION is used
                TerminationPolicyCustomLambdaFunctionArn = arn
            });

Synopsis

Fields

ALLOCATION_STRATEGY	Terminate instances in the Auto Scaling group to align the remaining instances to the allocation strategy for the type of instance that is terminating (either a Spot Instance or an On-Demand Instance).
CLOSEST_TO_NEXT_INSTANCE_HOUR	Terminate instances that are closest to the next billing hour.
CUSTOM_LAMBDA_FUNCTION	Terminate instances using custom termination policy with lambda.
DEFAULT	Terminate instances according to the default termination policy.
NEWEST_INSTANCE	Terminate the newest instance in the group.
OLDEST_INSTANCE	Terminate the oldest instance in the group.
OLDEST_LAUNCH_CONFIGURATION	Terminate instances that have the oldest launch configuration.
OLDEST_LAUNCH_TEMPLATE	Terminate instances that have the oldest launch template.

Fields

Name	Description
ALLOCATION_STRATEGY	Terminate instances in the Auto Scaling group to align the remaining instances to the allocation strategy for the type of instance that is terminating (either a Spot Instance or an On-Demand Instance).
CLOSEST_TO_NEXT_INSTANCE_HOUR	Terminate instances that are closest to the next billing hour.
CUSTOM_LAMBDA_FUNCTION	Terminate instances using custom termination policy with lambda.
DEFAULT	Terminate instances according to the default termination policy.
NEWEST_INSTANCE	Terminate the newest instance in the group.
OLDEST_INSTANCE	Terminate the oldest instance in the group.
OLDEST_LAUNCH_CONFIGURATION	Terminate instances that have the oldest launch configuration.
OLDEST_LAUNCH_TEMPLATE	Terminate instances that have the oldest launch template.