FunctionConfiguration

Details about a function's configuration.

Architectures

The instruction set architecture that the function supports. Architecture is a string array with one of the valid values. The default architecture value is x86_64.

Type: Array of strings

Array Members: Fixed number of 1 item.

Valid Values: x86_64 | arm64

Required: No

CodeSha256

The SHA256 hash of the function's deployment package.

Type: String

Required: No

CodeSize

The size of the function's deployment package, in bytes.

Type: Long

Required: No

DeadLetterConfig

The function's dead letter queue.

Type: DeadLetterConfig object

Required: No

Description

The function's description.

Type: String

Length Constraints: Minimum length of 0. Maximum length of 256.

Required: No

Environment

The function's environment variables. Omitted from AWS CloudTrail logs.

Type: EnvironmentResponse object

Required: No

EphemeralStorage

The size of the function’s /tmp directory in MB. The default value is 512, but it can be any whole number between 512 and 10,240 MB.

Type: EphemeralStorage object

Required: No

FileSystemConfigs

Connection settings for an Amazon EFS file system.

Type: Array of FileSystemConfig objects

Array Members: Maximum number of 1 item.

Required: No

FunctionArn

The function's Amazon Resource Name (ARN).

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-_]+))?

Required: No

FunctionName

The name of the function.

Type: String

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: No

Handler

The function that Lambda calls to begin running your function.

Type: String

Length Constraints: Maximum length of 128.

Pattern: [^\s]+

Required: No

ImageConfigResponse

The function's image configuration values.

Type: ImageConfigResponse object

Required: No

KMSKeyArn

The AWS KMS key that's used to encrypt the function's environment variables. This key is returned only if you've configured a customer managed key.

Type: String

Pattern: (arn:(aws[a-zA-Z-]*)?:[a-z0-9-.]+:.*)|()

Required: No

LastModified

The date and time that the function was last updated, in ISO-8601 format (YYYY-MM-DDThh:mm:ss.sTZD).

Type: String

Required: No

LastUpdateStatus

The status of the last update that was performed on the function. This is first set to Successful after function creation completes.

Type: String

Valid Values: Successful | Failed | InProgress

Required: No

LastUpdateStatusReason

The reason for the last update that was performed on the function.

Type: String

Required: No

LastUpdateStatusReasonCode

The reason code for the last update that was performed on the function.

Type: String

Required: No

Layers

The function's layers.

Type: Array of Layer objects

Required: No

MasterArn

For Lambda@Edge functions, the ARN of the main 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-_]+))?

Required: No

MemorySize

The amount of memory available to the function at runtime.

Type: Integer

Valid Range: Minimum value of 128. Maximum value of 10240.

Required: No

PackageType

The type of deployment package. Set to Image for container image and set Zip for .zip file archive.

Type: String

Valid Values: Zip | Image

Required: No

RevisionId

The latest updated revision of the function or alias.

Type: String

Required: No

Role

The function's execution role.

Type: String

Pattern: arn:(aws[a-zA-Z-]*)?:iam::\d{12}:role/?[a-zA-Z_0-9+=,.@\-_/]+

Required: No

Runtime

The runtime environment for the Lambda function.

Type: String

Required: No

SigningJobArn

The ARN of the signing job.

Type: String

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

Required: No

SigningProfileVersionArn

The ARN of the signing profile version.

Type: String

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

Required: No

SnapStart

Set ApplyOn to PublishedVersions to create a snapshot of the initialized execution environment when you publish a function version. For more information, see Improving startup performance with Lambda SnapStart.

Type: SnapStartResponse object

Required: No

State

The current state of the function. When the state is Inactive, you can reactivate the function by invoking it.

Type: String

Valid Values: Pending | Active | Inactive | Failed

Required: No

StateReason

The reason for the function's current state.

Type: String

Required: No

StateReasonCode

The reason code for the function's current state. When the code is Creating, you can't invoke or modify the function.

Type: String

Required: No

Timeout

The amount of time in seconds that Lambda allows a function to run before stopping it.

Type: Integer

Valid Range: Minimum value of 1.

Required: No

TracingConfig

The function's AWS X-Ray tracing configuration.

Type: TracingConfigResponse object

Required: No

Version

The version of the Lambda function.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1024.

Pattern: (\$LATEST|[0-9]+)

Required: No

VpcConfig

The function's networking configuration.

Type: VpcConfigResponse object

Required: No

FunctionConfiguration

Contents

See Also