PlacementConstraint
import type { PlacementConstraint } from "https://aws-api.deno.dev/v0.4/services/scheduler.ts?docs=full";
An object representing a constraint on task placement.
§Properties
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expression?: string | null
[src]A cluster query language expression to apply to the constraint.
You cannot specify an expression if the constraint type is distinctInstance
.
For more information, see Cluster query language in the Amazon ECS Developer Guide.
§
type?: PlacementConstraintType | null
[src]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.