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Serverless App Engine:DescribeApplicationGroups

Last Updated:Apr 22, 2026

Use DescribeApplicationGroups to retrieve application instance groups.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

sae:DescribeApplicationGroups

get

*All Resource

*

None None

Request syntax

GET /pop/v1/sam/app/describeApplicationGroups HTTP/1.1

Request parameters

Parameter

Type

Required

Description

Example

AppId

string

Yes

The application ID.

d700e680-aa4d-4ec1-afc2-6566b5ff****

CurrentPage

integer

No

The page number to return.

1

PageSize

integer

No

The number of entries per page.

10

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

91F93257-7A4A-4BD3-9A7E-2F6EAE6D****

Message

string

The returned message.

success

TraceId

string

The trace ID used to query the details of a request.

0a98a02315955564772843261e****

Data

array<object>

A list of application groups.

object

Jdk

string

The JDK version required by the deployment package. This parameter is not supported when package type is set to Image.

Open JDK 8

ImageUrl

string

The image URL. This parameter is required when package type is set to Image.

registry-vpc.cn-hangzhou.aliyuncs.com/demo/nginx:latest

PackageUrl

string

The URL of the deployment package. This parameter is required when package type is set to FatJar, War, or PhpZip.

registry-vpc.cn-hangzhou.aliyuncs.com/demo/nginx:latest

PackageType

string

The type of the deployment package. Valid values:

  • For Java applications, the supported types are FatJar, War, and Image.

  • For PHP applications, the supported types are:
    • PhpZip

    • IMAGE_PHP_5_4

    • IMAGE_PHP_5_4_ALPINE

    • IMAGE_PHP_5_5

    • IMAGE_PHP_5_5_ALPINE

    • IMAGE_PHP_5_6

    • IMAGE_PHP_5_6_ALPINE

    • IMAGE_PHP_7_0

    • IMAGE_PHP_7_0_ALPINE

    • IMAGE_PHP_7_1

    • IMAGE_PHP_7_1_ALPINE

    • IMAGE_PHP_7_2

    • IMAGE_PHP_7_2_ALPINE

    • IMAGE_PHP_7_3

    • IMAGE_PHP_7_3_ALPINE

Image

PackageVersion

string

The deployment package version. This parameter is required when package type is set to FatJar, War, or PhpZip. This parameter is automatically generated if you deploy the application by using an image.

1.0.0

PackageVersionId

string

The ID of the deployment package version.

GroupName

string

The name of the application group.

_DEFAULT_GROUP

GroupId

string

The ID of the application group.

b2a8a925-477a-eswa-b823-d5e22500****

WebContainer

string

The Tomcat container version required by the deployment package. This parameter is not supported when package type is set to Image.

Apache Tomcat 7

Replicas

integer

The total number of instances.

10

EdasContainerVersion

string

The version of the application runtime environment in the High-Speed Service Framework (HSF), such as an Ali-Tomcat container.

3.5.3

RunningInstances

integer

The number of running instances.

1

GroupType

integer

The type of the application group.

0

ErrorCode

string

The error code.

  • This parameter is not returned if the request is successful.

  • This parameter is returned if the request fails. For more information, see the error codes section.

Code

string

The HTTP status code or the POP error code. Valid values:

  • 2xx: The request is successful.

  • 3xx: The request is redirected.

  • 4xx: The request is invalid.

  • 5xx: A server error occurs.

200

Success

boolean

Indicates whether the application groups were successfully retrieved. Valid values:

  • true: The application groups were retrieved.

  • false: The application groups were not retrieved.

true

Examples

Success response

JSON format

{
  "RequestId": "91F93257-7A4A-4BD3-9A7E-2F6EAE6D****",
  "Message": "success",
  "TraceId": "0a98a02315955564772843261e****",
  "Data": [
    {
      "Jdk": "Open JDK 8",
      "ImageUrl": "registry-vpc.cn-hangzhou.aliyuncs.com/demo/nginx:latest",
      "PackageUrl": "registry-vpc.cn-hangzhou.aliyuncs.com/demo/nginx:latest",
      "PackageType": "Image",
      "PackageVersion": "1.0.0",
      "PackageVersionId": "",
      "GroupName": "_DEFAULT_GROUP",
      "GroupId": "b2a8a925-477a-eswa-b823-d5e22500****",
      "WebContainer": "Apache Tomcat 7",
      "Replicas": 10,
      "EdasContainerVersion": "3.5.3",
      "RunningInstances": 1,
      "GroupType": 0
    }
  ],
  "ErrorCode": "",
  "Code": "200",
  "Success": true
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.