aws-cdk-lib.aws_pipes.CfnPipe.PlacementConstraintProperty

interface PlacementConstraintProperty

LanguageType name
.NETAmazon.CDK.AWS.Pipes.CfnPipe.PlacementConstraintProperty
Gogithub.com/aws/aws-cdk-go/awscdk/v2/awspipes#CfnPipe_PlacementConstraintProperty
Javasoftware.amazon.awscdk.services.pipes.CfnPipe.PlacementConstraintProperty
Pythonaws_cdk.aws_pipes.CfnPipe.PlacementConstraintProperty
TypeScript aws-cdk-lib » aws_pipes » CfnPipe » PlacementConstraintProperty

An object representing a constraint on task placement.

To learn more, see Task Placement Constraints in the Amazon Elastic Container Service Developer Guide.

Example

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_pipes as pipes } from 'aws-cdk-lib';
const placementConstraintProperty: pipes.CfnPipe.PlacementConstraintProperty = {
  expression: 'expression',
  type: 'type',
};

Properties

NameTypeDescription
expression?stringA cluster query language expression to apply to the constraint.
type?stringThe type of constraint.

expression?

Type: string (optional)

A cluster query language expression to apply to the constraint.

You cannot specify an expression if the constraint type is distinctInstance . To learn more, see Cluster Query Language in the Amazon Elastic Container Service Developer Guide.


type?

Type: string (optional)

The type of constraint.

Use distinctInstance to ensure that each task in a particular group is running on a different container instance. Use memberOf to restrict the selection to a group of valid candidates.