AWS::Greengrass::CoreDefinition Core
A core is an AWS IoT device that runs the AWS IoT Greengrass core software and manages local processes for a Greengrass group. For more information, see What Is AWS IoT Greengrass? in the AWS IoT Greengrass Version 1 Developer Guide .
In an AWS CloudFormation template, the Cores
property of the CoreDefinitionVersion
property type contains a list of Core
property types. Currently, the
list can contain only one core.
Syntax
To declare this entity in your AWS CloudFormation template, use the following syntax:
JSON
{ "CertificateArn" :
String
, "Id" :String
, "SyncShadow" :Boolean
, "ThingArn" :String
}
YAML
CertificateArn:
String
Id:String
SyncShadow:Boolean
ThingArn:String
Properties
CertificateArn
-
The Amazon Resource Name (ARN) of the device certificate for the core. This X.509 certificate is used to authenticate the core with AWS IoT and AWS IoT Greengrass services.
Required: Yes
Type: String
Update requires: Replacement
Id
-
A descriptive or arbitrary ID for the core. This value must be unique within the core definition version. Maximum length is 128 characters with pattern
[a-zA-Z0-9:_-]+
.Required: Yes
Type: String
Update requires: Replacement
SyncShadow
-
Indicates whether the core's local shadow is synced with the cloud automatically. The default is false.
Required: No
Type: Boolean
Update requires: Replacement
ThingArn
-
The ARN of the core, which is an AWS IoT device (thing).
Required: Yes
Type: String
Update requires: Replacement
See also
-
Core in the AWS IoT Greengrass Version 1 API Reference