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API_ListLayerVersions.md

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ListLayerVersions

Lists the versions of an AWS Lambda layer. Versions that have been deleted aren't listed. Specify a runtime identifier to list only versions that indicate that they're compatible with that runtime. Specify a compatible architecture to include only layer versions that are compatible with that architecture.

Request Syntax

GET /2018-10-31/layers/LayerName/versions?CompatibleArchitecture=CompatibleArchitecture&CompatibleRuntime=CompatibleRuntime&Marker=Marker&MaxItems=MaxItems HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

** CompatibleArchitecture ** The compatible instruction set architecture.
Valid Values: x86_64 | arm64

** CompatibleRuntime ** A runtime identifier. For example, go1.x.
Valid Values: nodejs | nodejs4.3 | nodejs6.10 | nodejs8.10 | nodejs10.x | nodejs12.x | nodejs14.x | java8 | java8.al2 | java11 | python2.7 | python3.6 | python3.7 | python3.8 | python3.9 | dotnetcore1.0 | dotnetcore2.0 | dotnetcore2.1 | dotnetcore3.1 | nodejs4.3-edge | go1.x | ruby2.5 | ruby2.7 | provided | provided.al2

** LayerName ** The name or Amazon Resource Name (ARN) of the layer.
Length Constraints: Minimum length of 1. Maximum length of 140.
Pattern: (arn:[a-zA-Z0-9-]+:lambda:[a-zA-Z0-9-]+:\d{12}:layer:[a-zA-Z0-9-_]+)|[a-zA-Z0-9-_]+
Required: Yes

** Marker ** A pagination token returned by a previous call.

** MaxItems ** The maximum number of versions to return.
Valid Range: Minimum value of 1. Maximum value of 50.

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200
Content-type: application/json

{
   "LayerVersions": [ 
      { 
         "CompatibleArchitectures": [ "string" ],
         "CompatibleRuntimes": [ "string" ],
         "CreatedDate": "string",
         "Description": "string",
         "LayerVersionArn": "string",
         "LicenseInfo": "string",
         "Version": number
      }
   ],
   "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.

** LayerVersions ** A list of versions.
Type: Array of LayerVersionsListItem objects

** NextMarker ** A pagination token returned when the response doesn't contain all versions.
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: