Help Center/ Elastic Load Balance/ API Reference/ APIs (V3)/ Feature Configuration/ Querying the Feature Configurations of ELB
Updated on 2025-02-25 GMT+08:00

Querying the Feature Configurations of ELB

Function

This API is used to query the feature configurations of ELB of a tenant.

Calling Method

For details, see Calling APIs.

URI

GET /v3/{project_id}/elb/feature/configs

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Specifies the project ID.

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

feature

No

String

Specifies the feature name.

Request Parameters

None

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

configs

Array of FeatureConfig objects

Specifies the feature configuration list.

page_info

PageInfo object

Specifies the specification pagination information.

request_id

String

Specifies the request ID.

Note: The value is automatically generated.

Table 4 FeatureConfig

Parameter

Type

Description

id

String

Specifies the ID of the configuration.

created_at

String

Specifies the creation time.

updated_at

String

Specifies the update time.

service

String

Specifies the service. The value is fixed at ELB.

tenant_id

String

Specifies the tenant ID, which has the same meaning as that of project_id.

feature

String

Specifies the feature name.

switch

Boolean

Specifies whether to enable feature configuration.

Value options:

  • true: The feature configuration has taken effect.

  • false: The feature configuration does not take effect.

type

String

Specifies the type of the feature configuration value. For example, INT indicates an integer.

value

String

Specifies the feature configuration value. For example, the value true or false indicates that the feature is enabled or disabled. The feature value of the quota is an integer, indicating that the quota is limited.

description

String

Specifies the feature configuration description.

caller

String

Specifies the configuration creator.

Table 5 PageInfo

Parameter

Type

Description

previous_marker

String

Specifies the ID of the first record in the pagination query result. When page_reverse is set to true, this parameter is used together to query resources on the previous page.

next_marker

String

Specifies the ID of the last record in the pagination query result.

current_count

Integer

Specifies the number of records.

Example Requests

https://{ELB_Endpoint}/v3/7b7705dce1e847b08b3b16dda67fec24/elb/feature/configs

Example Responses

Status code: 200

Query succeeded.

{
  "request_id" : "7d7874c9-9296-4337-bd97-93d69619f38e",
  "configs" : [ {
    "created_at" : "2024-05-16T12:54:54Z",
    "updated_at" : "2024-05-16T12:54:54Z",
    "id" : "1911170d-27b0-4609-9ccd-f67fc3359092",
    "service" : "ELB",
    "tenant_id" : "0c1503d710984bad92306faea3654dfd",
    "feature" : "feature.gates.batch_create_v2_loadbalancers_amount",
    "switch" : true,
    "type" : "INT",
    "value" : "10",
    "description" : "",
    "caller" : "unknown"
  } ],
  "page_info" : {
    "previous_marker" : "1911170d-27b0-4609-9ccd-f67fc3359092",
    "current_count" : 1
  }
}

SDK Sample Code

The SDK sample code is as follows.

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.elb.v3.region.ElbRegion;
import com.huaweicloud.sdk.elb.v3.*;
import com.huaweicloud.sdk.elb.v3.model.*;


public class ListFeatureConfigsSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        ElbClient client = ElbClient.newBuilder()
                .withCredential(auth)
                .withRegion(ElbRegion.valueOf("<YOUR REGION>"))
                .build();
        ListFeatureConfigsRequest request = new ListFeatureConfigsRequest();
        try {
            ListFeatureConfigsResponse response = client.listFeatureConfigs(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}
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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkelb.v3.region.elb_region import ElbRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkelb.v3 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = ElbClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(ElbRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListFeatureConfigsRequest()
        response = client.list_feature_configs(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    elb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := elb.NewElbClient(
        elb.ElbClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListFeatureConfigsRequest{}
	response, err := client.ListFeatureConfigs(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

Query succeeded.

Error Codes

See Error Codes.