ListVersionsByFunction

Lists all versions of a function. For information about versioning, see AWS Lambda Function Versioning and Aliases.

Request Syntax


GET /2015-03-31/functions/FunctionName/versions?Marker=Marker&MaxItems=MaxItems HTTP/1.1

URI Request Parameters

The request requires the following URI parameters.

FunctionName

The name of the lambda function.

Name formats

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

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

Length Constraints: Minimum length of 1. Maximum length of 170.

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

Optional string. An opaque pagination token returned from a previous ListVersionsByFunction operation. If present, indicates where to continue the listing.

MaxItems

Optional integer. Specifies the maximum number of AWS Lambda function versions to return in response. This parameter value must be greater than 0.

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

{
   "NextMarker": "string",
   "Versions": [ 
      { 
         "CodeSha256": "string",
         "CodeSize": number,
         "DeadLetterConfig": { 
            "TargetArn": "string"
         },
         "Description": "string",
         "Environment": { 
            "Error": { 
               "ErrorCode": "string",
               "Message": "string"
            },
            "Variables": { 
               "string" : "string" 
            }
         },
         "FunctionArn": "string",
         "FunctionName": "string",
         "Handler": "string",
         "KMSKeyArn": "string",
         "LastModified": "string",
         "Layers": [ 
            { 
               "Arn": "string",
               "CodeSize": number
            }
         ],
         "MasterArn": "string",
         "MemorySize": number,
         "RevisionId": "string",
         "Role": "string",
         "Runtime": "string",
         "Timeout": number,
         "TracingConfig": { 
            "Mode": "string"
         },
         "Version": "string",
         "VpcConfig": { 
            "SecurityGroupIds": [ "string" ],
            "SubnetIds": [ "string" ],
            "VpcId": "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.

NextMarker

A string, present if there are more function versions.

Type: String

Versions

A list of Lambda function versions.

Type: Array of FunctionConfiguration objects

Errors

InvalidParameterValueException

One of the parameters in the request is invalid. For example, if you provided an IAM role for AWS Lambda to assume in the CreateFunction or the UpdateFunctionConfiguration API, that AWS Lambda is unable to assume you will get this exception.

HTTP Status Code: 400

ResourceNotFoundException

The resource (for example, a Lambda function or access policy statement) 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

Request throughput limit exceeded

HTTP Status Code: 429