class Aws::ECS::Types::TaskDefinitionPlacementConstraint
An object representing a constraint on task placement in the task definition. For more information, see [Task placement constraints] in the *Amazon Elastic Container
Service
Developer Guide*.
<note markdown=“1”> Task
placement constraints are not supported for tasks run on Fargate.
</note>
[1]: docs.aws.amazon.com/AmazonECS/latest/developerguide/task-placement-constraints.html
@note When making an API call, you may pass TaskDefinitionPlacementConstraint
data as a hash: { type: "memberOf", # accepts memberOf expression: "String", }
@!attribute [rw] type
The type of constraint. The `MemberOf` constraint restricts selection to be from a group of valid candidates. @return [String]
@!attribute [rw] expression
A cluster query language expression to apply to the constraint. For more information, see [Cluster query language][1] in the *Amazon Elastic Container Service Developer Guide*. [1]: https://docs.aws.amazon.com/AmazonECS/latest/developerguide/cluster-query-language.html @return [String]
@see docs.aws.amazon.com/goto/WebAPI/ecs-2014-11-13/TaskDefinitionPlacementConstraint AWS API Documentation
Constants
- SENSITIVE