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AWS::Greengrass::CoreDefinition Core
A core is an Amazon IoT device that runs the Amazon IoT Greengrass core software and manages local processes for a Greengrass group. For more information, see What Is Amazon IoT Greengrass? in the Amazon IoT Greengrass Version 1 Developer Guide .
In an Amazon 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 Amazon CloudFormation template, use the following syntax:
JSON
{ "CertificateArn" :String, "Id" :String, "SyncShadow" :Boolean, "ThingArn" :String}
YAML
CertificateArn:StringId:StringSyncShadow:BooleanThingArn: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 Amazon IoT and Amazon 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 Amazon IoT device (thing).
Required: Yes
Type: String
Update requires: Replacement
See also
-
Core in the Amazon IoT Greengrass Version 1 API Reference