/greengrass/definition/subscriptions - AWS IoT Greengrass
GETPOST

You are viewing the documentation for AWS IoT Greengrass Version 1. AWS IoT Greengrass Version 2 is the latest major version of AWS IoT Greengrass. For more information about the AWS IoT Greengrass Version 2 API, see the AWS IoT Greengrass V2 API Reference.

/greengrass/definition/subscriptions

GET

GET /greengrass/definition/subscriptions

Operation ID: ListSubscriptionDefinitions

Retrieves a list of subscription definitions.

Produces: application/json

Query Parameters

MaxResults

The maximum number of results to be returned per request.

where used: query; required: false

type: integer

NextToken

The token for the next set of results, or null if there are no more results.

where used: query; required: false

type: string

CLI

aws greengrass list-subscription-definitions \
  [--max-results <value>] \
  [--next-token <value>]  \
  [--cli-input-json <value>] \
  [--generate-cli-skeleton]

cli-input-json format:

{
"MaxResults": "integer",
"NextToken": "string"
}

Responses

200 (ListSubscriptionDefinitionsResponse)

ListDefinitionsResponse 

{
"Definitions": [
  {
    "Name": "string",
    "Id": "string",
    "Arn": "string",
    "tags": {
      "additionalProperty0": "string",
      "additionalProperty1": "string",
      "additionalProperty2": "string"
    },
    "LastUpdatedTimestamp": "string",
    "CreationTimestamp": "string",
    "LatestVersion": "string",
    "LatestVersionArn": "string"
  }
],
"NextToken": "string"
}
ListDefinitionsResponse

A list of definitions.

type: object

Definitions

Information about a definition.

type: array

items: DefinitionInformation

DefinitionInformation

Information about a definition.

type: object

Name

The name of the definition.

type: string

Id

The ID of the definition.

type: string

Arn

The ARN of the definition.

type: string

tags

The resource tags.

type: object

additionalProperties: The key-value pair for the resource tag. Type: string

LastUpdatedTimestamp

The time, in milliseconds since the epoch, when the definition was last updated.

type: string

CreationTimestamp

The time, in milliseconds since the epoch, when the definition was created.

type: string

LatestVersion

The ID of the latest version associated with the definition.

type: string

LatestVersionArn

The ARN of the latest version associated with the definition.

type: string

NextToken

The token for the next set of results, or null if there are no more results.

type: string

POST

POST /greengrass/definition/subscriptions

Operation ID: CreateSubscriptionDefinition

Creates a subscription definition. You can provide the initial version of the subscription definition now or use CreateSubscriptionDefinitionVersion later.

Produces: application/json

Body Parameters

CreateSubscriptionDefinitionRequestBody

where used: body; required: true

{
"Name": "string",
"InitialVersion": {
  "Subscriptions": [
    {
      "Id": "string",
      "Source": "string",
      "Subject": "string",
      "Target": "string"
    }
  ]
},
"tags": {
  "keyName0": "string",
  "keyName1": "string",
  "keyName2": "string"
}
}
Name

The name of the subscription definition.

type: string

InitialVersion

Information about a subscription definition version.

type: object

Subscriptions

A list of subscriptions.

type: array

items: Subscription

Subscription

Information about a subscription.

type: object

required: ["Id", "Source", "Subject", "Target"]

Id

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

type: string

Source

The source of the subscription. Can be a thing ARN, the ARN of a Lambda function alias (recommended) or version, a connector ARN, 'cloud' (which represents AWS IoT), or 'GGShadowService'. If you specify a Lambda function, this ARN should match the ARN used to add the function to the Greengrass group.

type: string

Subject

The MQTT topic used to route the message.

type: string

Target

Where the message is sent. Can be a thing ARN, the ARN of a Lambda function alias (recommended) or version, a connector ARN, 'cloud' (which represents AWS IoT), or 'GGShadowService'. If you specify a Lambda function, this ARN should match the ARN used to add the function to the Greengrass group.

type: string

tags

The resource tags.

type: object

additionalProperties: The key-value pair for the resource tag. Type: string

Header Parameters

X-Amzn-Client-Token

A client token used to correlate requests and responses.

where used: header; required: false

type: string

CLI

aws greengrass create-subscription-definition \
  [--name <value>] \
  [--initial-version <value>] \
  [--tags <value>] \
  [--amzn-client-token <value>]  \
  [--cli-input-json <value>] \
  [--generate-cli-skeleton]

cli-input-json format:

{
"Name": "string",
"InitialVersion": {
  "Subscriptions": [
    {
      "Id": "string",
      "Source": "string",
      "Subject": "string",
      "Target": "string"
    }
  ]
},
"tags": {
  "additionalProperty0": "string",
  "additionalProperty1": "string",
  "additionalProperty2": "string"
},
"AmznClientToken": "string"
}

Responses

200 (CreateSubscriptionDefinitionResponse)

DefinitionInformation 

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

Information about a definition.

type: object

Name

The name of the definition.

type: string

Id

The ID of the definition.

type: string

Arn

The ARN of the definition.

type: string

LastUpdatedTimestamp

The time, in milliseconds since the epoch, when the definition was last updated.

type: string

CreationTimestamp

The time, in milliseconds since the epoch, when the definition was created.

type: string

LatestVersion

The ID of the latest version associated with the definition.

type: string

LatestVersionArn

The ARN of the latest version associated with the definition.

type: string

400

Invalid request.

GeneralError 

{
"Message": "string",
"ErrorDetails": [
  {
    "DetailedErrorCode": "string",
    "DetailedErrorMessage": "string"
  }
]
}
GeneralError

General error information.

type: object

required: ["Message"]

Message

A message that contains information about the error.

type: string

ErrorDetails

A list of error details.

type: array

items: ErrorDetail

ErrorDetail

Details about the error.

type: object

DetailedErrorCode

A detailed error code.

type: string

DetailedErrorMessage

A detailed error message.

type: string