AWS::Greengrass::FunctionDefinition Function - Amazon CloudFormation
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AWS::Greengrass::FunctionDefinition Function

A function is a Lambda function that's referenced from an Amazon IoT Greengrass group. The function is deployed to a Greengrass core where it runs locally. For more information, see Run Lambda Functions on the Amazon IoT Greengrass Core in the Amazon IoT Greengrass Version 1 Developer Guide .

In an Amazon CloudFormation template, the Functions property of the FunctionDefinitionVersion property type contains a list of Function property types.

Syntax

To declare this entity in your Amazon CloudFormation template, use the following syntax:

JSON

{ "FunctionArn" : String, "FunctionConfiguration" : FunctionConfiguration, "Id" : String }

Properties

FunctionArn

The Amazon Resource Name (ARN) of the alias (recommended) or version of the referenced Lambda function.

Required: Yes

Type: String

Update requires: Replacement

FunctionConfiguration

The group-specific settings of the Lambda function. These settings configure the function's behavior in the Greengrass group.

Required: Yes

Type: FunctionConfiguration

Update requires: Replacement

Id

A descriptive or arbitrary ID for the function. This value must be unique within the function definition version. Maximum length is 128 characters with pattern [a-zA-Z0-9:_-]+.

Required: Yes

Type: String

Update requires: Replacement

See also