Request Syntax URI Request Parameters Request Body Response Syntax Response Elements Errors See Also

GetRuntimeManagementConfig

Retrieves the runtime management configuration for a function's version. If the runtime update mode is Manual, this includes the ARN of the runtime version and the runtime update mode. If the runtime update mode is Auto or Function update, this includes the runtime update mode and null is returned for the ARN. For more information, see Runtime updates.

Request Syntax


GET /2021-07-20/functions/FunctionName/runtime-management-config?Qualifier=Qualifier HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

FunctionName

The name or ARN of the Lambda function.

Name formats

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

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-_]+))?

Required: Yes

Qualifier

Specify a version of the function. This can be $LATEST or a published version number. If no value is specified, the configuration for the $LATEST version is returned.

Length Constraints: Minimum length of 1. Maximum length of 128.

Pattern: (|[a-zA-Z0-9$_-]+)

Request Body

The request does not have a request body.

Response Syntax


HTTP/1.1 200
Content-type: application/json

{
   "FunctionArn": "string",
   "RuntimeVersionArn": "string",
   "UpdateRuntimeOn": "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.

FunctionArn

The Amazon Resource Name (ARN) of your function.

Type: String

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-_]+))?

RuntimeVersionArn

The ARN of the runtime the function is configured to use. If the runtime update mode is Manual, the ARN is returned, otherwise null is returned.

Type: String

Length Constraints: Minimum length of 26. Maximum length of 2048.

Pattern: ^arn:(aws[a-zA-Z-]*):lambda:[a-z]{2}((-gov)|(-iso(b?)))?-[a-z]+-\d{1}::runtime:.+$

UpdateRuntimeOn

The current runtime update mode of the function.

Type: String

Valid Values: Auto | Manual | FunctionUpdate

Errors

For information about the errors that are common to all actions, see Common Errors.

InvalidParameterValueException

One of the parameters in the request is not valid.

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. For more information, see Lambda quotas.

HTTP Status Code: 429