GetExtension - Amazon AppConfig
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GetExtension

Returns information about an Amazon AppConfig extension.

Request Syntax

GET /extensions/ExtensionIdentifier?version_number=VersionNumber HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

ExtensionIdentifier

The name, the ID, or the Amazon Resource Name (ARN) of the extension.

Length Constraints: Minimum length of 1. Maximum length of 2048.

Required: Yes

VersionNumber

The extension version number. If no version number was defined, Amazon AppConfig uses the highest version.

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200 Content-type: application/json { "Actions": { "string" : [ { "Description": "string", "Name": "string", "RoleArn": "string", "Uri": "string" } ] }, "Arn": "string", "Description": "string", "Id": "string", "Name": "string", "Parameters": { "string" : { "Description": "string", "Dynamic": boolean, "Required": boolean } }, "VersionNumber": number }

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.

Actions

The actions defined in the extension.

Type: String to array of Action objects map

Map Entries: Maximum number of 5 items.

Valid Keys: PRE_CREATE_HOSTED_CONFIGURATION_VERSION | PRE_START_DEPLOYMENT | AT_DEPLOYMENT_TICK | ON_DEPLOYMENT_START | ON_DEPLOYMENT_STEP | ON_DEPLOYMENT_BAKING | ON_DEPLOYMENT_COMPLETE | ON_DEPLOYMENT_ROLLED_BACK

Array Members: Fixed number of 1 item.

Arn

The system-generated Amazon Resource Name (ARN) for the extension.

Type: String

Length Constraints: Minimum length of 20. Maximum length of 2048.

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

Description

Information about the extension.

Type: String

Length Constraints: Minimum length of 0. Maximum length of 1024.

Id

The system-generated ID of the extension.

Type: String

Pattern: [a-z0-9]{4,7}

Name

The extension name.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 64.

Parameters

The parameters accepted by the extension. You specify parameter values when you associate the extension to an Amazon AppConfig resource by using the CreateExtensionAssociation API action. For Amazon Lambda extension actions, these parameters are included in the Lambda request object.

Type: String to Parameter object map

Map Entries: Maximum number of 10 items.

Key Pattern: ^[^\/#:\n]{1,64}$

VersionNumber

The extension version number.

Type: Integer

Errors

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

BadRequestException

The input fails to satisfy the constraints specified by an Amazon service.

HTTP Status Code: 400

InternalServerException

There was an internal failure in the Amazon AppConfig service.

HTTP Status Code: 500

ResourceNotFoundException

The requested resource could not be found.

HTTP Status Code: 404

Examples

Example

This example illustrates one usage of GetExtension.

Sample Request

GET /extensions/my-test-extension HTTP/1.1 Host: appconfig.us-west-2.amazonaws.com Accept-Encoding: identity User-Agent: aws-cli/2.7.19 Python/3.9.11 Windows/10 exe/AMD64 prompt/off command/appconfig.get-extension X-Amz-Date: 20220803T220925Z Authorization: AWS4-HMAC-SHA256 Credential=AKIAIOSFODNN7EXAMPLE/20220803/us-west-2/appconfig/aws4_request, SignedHeaders=host;x-amz-date, Signature=39c3b3042cd2aEXAMPLE

Sample Response

{ "Actions": { "PRE_CREATE_HOSTED_CONFIGURATION_VERSION": [{ "Description": null, "Name": "S3backup", "RoleArn": "arn:aws:iam::111122223333:role/mytestextensionrole", "Uri": "arn:aws:lambda:us-west-2:111122223333:function:mytestfunction" }] }

See Also

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