Greengrass / Client / create_core_definition

create_core_definition#

Greengrass.Client.create_core_definition(**kwargs)#

Creates a core definition. You may provide the initial version of the core definition now or use ‘’CreateCoreDefinitionVersion’’ at a later time. Greengrass groups must each contain exactly one Greengrass core.

See also: AWS API Documentation

Request Syntax

response = client.create_core_definition(
    AmznClientToken='string',
    InitialVersion={
        'Cores': [
            {
                'CertificateArn': 'string',
                'Id': 'string',
                'SyncShadow': True|False,
                'ThingArn': 'string'
            },
        ]
    },
    Name='string',
    tags={
        'string': 'string'
    }
)
Parameters:

  • AmznClientToken (string) – A client token used to correlate requests and responses.

  • InitialVersion (dict) –

    Information about the initial version of the core definition.

    • Cores (list) – A list of cores in the core definition version.

      • (dict) – Information about a core.

        • CertificateArn (string) – [REQUIRED] The ARN of the certificate associated with the core.

        • Id (string) – [REQUIRED] A descriptive or arbitrary ID for the core. This value must be unique within the core definition version. Max length is 128 characters with pattern ‘’[a-zA-Z0-9:_-]+’’.

        • SyncShadow (boolean) – If true, the core’s local shadow is automatically synced with the cloud.

        • ThingArn (string) – [REQUIRED] The ARN of the thing which is the core.

  • Name (string) – The name of the core definition.

  • tags (dict) –

    Tag(s) to add to the new resource.

    • (string) –

      • (string) –

Return type:

dict

Returns:

Response Syntax

{
    'Arn': 'string',
    'CreationTimestamp': 'string',
    'Id': 'string',
    'LastUpdatedTimestamp': 'string',
    'LatestVersion': 'string',
    'LatestVersionArn': 'string',
    'Name': 'string'
}

Response Structure

  • (dict) –

    • Arn (string) – The ARN of the definition.

    • CreationTimestamp (string) – The time, in milliseconds since the epoch, when the definition was created.

    • Id (string) – The ID of the definition.

    • LastUpdatedTimestamp (string) – The time, in milliseconds since the epoch, when the definition was last updated.

    • LatestVersion (string) – The ID of the latest version associated with the definition.

    • LatestVersionArn (string) – The ARN of the latest version associated with the definition.

    • Name (string) – The name of the definition.

Exceptions