Class: Aws::ECS::Types::PlacementConstraint

Inherits:

Struct

• Object
• Struct
• Aws::ECS::Types::PlacementConstraint

Defined in:

gems/aws-sdk-ecs/lib/aws-sdk-ecs/types.rb

Overview

An object representing a constraint on task placement. For more information, see Task placement constraints in the Amazon Elastic Container Service Developer Guide.

If you're using the Fargate launch type, task placement constraints aren't supported.

See Also:

• AWS API Documentation

Constant Summary

SENSITIVE =

[]

Instance Attribute Summary

• #expression ⇒ String

  A cluster query language expression to apply to the constraint.

• #type ⇒ String

  The type of constraint.

Instance Attribute Details

#expression ⇒ String

A cluster query language expression to apply to the constraint. The expression can have a maximum length of 2000 characters. You can't specify an expression if the constraint type is distinctInstance. For more information, see Cluster query language in the Amazon Elastic Container Service Developer Guide.

Returns:

• (String)

# File 'gems/aws-sdk-ecs/lib/aws-sdk-ecs/types.rb', line 8663

class PlacementConstraint < Struct.new(
  :type,
  :expression)
  SENSITIVE = []
  include Aws::Structure
end

#type ⇒ String

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.

Returns:

• (String)

# File 'gems/aws-sdk-ecs/lib/aws-sdk-ecs/types.rb', line 8663

class PlacementConstraint < Struct.new(
  :type,
  :expression)
  SENSITIVE = []
  include Aws::Structure
end