AWS Lambda
开发人员指南

ListEventSourceMappings

Lists event source mappings. Specify an EventSourceArn to only show event source mappings for a single event source.

Request Syntax

GET /2015-03-31/event-source-mappings/?EventSourceArn=EventSourceArn&FunctionName=FunctionName&Marker=Marker&MaxItems=MaxItems HTTP/1.1

URI Request Parameters

The request requires the following URI parameters.

EventSourceArn

The Amazon Resource Name (ARN) of the event source.

  • Amazon Kinesis - The ARN of the data stream or a stream consumer.

  • Amazon DynamoDB Streams - The ARN of the stream.

  • Amazon Simple Queue Service - The ARN of the queue.

Pattern: arn:(aws[a-zA-Z0-9-]*):([a-zA-Z0-9\-])+:([a-z]{2}(-gov)?-[a-z]+-\d{1})?:(\d{12})?:(.*)

FunctionName

The name of the Lambda function.

Name formats

  • Function name - MyFunction.

  • Function ARN - arn:aws:lambda:us-west-2:123456789012:function:MyFunction.

  • Version or Alias ARN - arn:aws:lambda:us-west-2:123456789012:function:MyFunction:PROD.

  • Partial ARN - 123456789012:function:MyFunction.

The length constraint applies only to the full ARN. If you specify only the function name, it's limited to 64 characters in length.

Length Constraints: Minimum length of 1. Maximum length of 140.

Pattern: (arn:(aws[a-zA-Z-]*)?:lambda:)?([a-z]{2}(-gov)?-[a-z]+-\d{1}:)?(\d{12}:)?(function:)?([a-zA-Z0-9-_]+)(:(\$LATEST|[a-zA-Z0-9-_]+))?

Marker

A pagination token returned by a previous call.

MaxItems

The maximum number of event source mappings to return.

Valid Range: Minimum value of 1. Maximum value of 10000.

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200 Content-type: application/json { "EventSourceMappings": [ { "BatchSize": number, "BisectBatchOnFunctionError": boolean, "DestinationConfig": { "OnFailure": { "Destination": "string" }, "OnSuccess": { "Destination": "string" } }, "EventSourceArn": "string", "FunctionArn": "string", "LastModified": number, "LastProcessingResult": "string", "MaximumBatchingWindowInSeconds": number, "MaximumRecordAgeInSeconds": number, "MaximumRetryAttempts": number, "ParallelizationFactor": number, "State": "string", "StateTransitionReason": "string", "UUID": "string" } ], "NextMarker": "string" }

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

EventSourceMappings

A list of event source mappings.

Type: Array of EventSourceMappingConfiguration objects

NextMarker

A pagination token that's returned when the response doesn't contain all event source mappings.

Type: String

Errors

InvalidParameterValueException

One of the parameters in the request is invalid.

HTTP Status Code: 400

ResourceNotFoundException

The resource specified in the request does not exist.

HTTP Status Code: 404

ServiceException

The AWS Lambda service encountered an internal error.

HTTP Status Code: 500

TooManyRequestsException

The request throughput limit was exceeded.

HTTP Status Code: 429

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: