Updated on 2025-08-07 GMT+08:00

Modifying a Line Group

Function

This API is used to modify a line group. This API is not available in some regions. To use this API, submit a service ticket.

Calling Method

For details, see Calling APIs.

URI

PUT /v2.1/linegroups/{linegroup_id}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

linegroup_id

Yes

String

Line group ID

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

The user token.

The token can be obtained by calling an IAM API. The value of X-Subject-Token in the response header is the user token.

For details about how to obtain a user token, seeObtaining a User Token.

Constraints

N/A

Range

N/A

Default Value

N/A

Table 3 Request body parameters

Parameter

Mandatory

Type

Description

name

Yes

String

Line group name.

The name cannot be the same as that of any custom line or the preconfigured line name.

The name can contain 1 to 64 characters. Only letters, digits, underscores (_), hyphens (-), and periods (.) are allowed.

description

No

String

Line group description. The value can contain a maximum of 255 characters and is left blank by default.

lines

Yes

Array of strings

Line list.

Response Parameters

Status code: 202

Table 4 Response body parameters

Parameter

Type

Description

name

String

Line group name.

lines

Array of strings

List of lines contained in a line group (resolution line IDs are used here).

status

String

Resource status. The value can be PENDING_CREATE, ACTIVE, PENDING_DELETE, PENDING_UPDATE, ERROR, FREEZE, or DISABLE.

description

String

Line group description.

line_id

String

Line group ID

created_at

String

The creation time.

Format: yyyy-MM-dd'T'HH:mm:ss.SSS

updated_at

String

The update time.

Format: yyyy-MM-dd'T'HH:mm:ss.SSS

Status code: 400

Table 5 Response body parameters

Parameter

Type

Description

code

String

Definition

Error code

Range

N/A

message

String

Definition

Error description

Range

N/A

Status code: 500

Table 6 Response body parameters

Parameter

Type

Description

code

String

Definition

Error code

Range

N/A

message

String

Definition

Error description

Range

N/A

Example Requests

Modifying the name and description of the line group that contains the lines ST and LA

PUT https://{endpoint}/v2.1/linegroups/{linegroup_id}

{
  "name" : "linegroup",
  "description" : "456",
  "lines" : [ "ST", "LA" ]
}

Example Responses

Status code: 202

Response to the request for updating a line group

{
  "name" : "linegroup",
  "lines" : [ "ST", "LA" ],
  "status" : "PENDING_UPDATE",
  "description" : "456",
  "line_id" : "lgroup_ff8080826c33046a016c3ce46a3322cf",
  "created_at" : "2019-07-29T08:41:38.096",
  "updated_at" : "2019-07-29T09:19:40.364"
}

SDK Sample Code

The SDK sample code is as follows.

Modifying the name and description of the line group that contains the lines ST and LA

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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.dns.v2.region.DnsRegion;
import com.huaweicloud.sdk.dns.v2.*;
import com.huaweicloud.sdk.dns.v2.model.*;

import java.util.List;
import java.util.ArrayList;

public class UpdateLineGroupsSolution {

    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");

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

        DnsClient client = DnsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DnsRegion.valueOf("<YOUR REGION>"))
                .build();
        UpdateLineGroupsRequest request = new UpdateLineGroupsRequest();
        request.withLinegroupId("{linegroup_id}");
        UpdateLineGroupsRequestBody body = new UpdateLineGroupsRequestBody();
        List<String> listbodyLines = new ArrayList<>();
        listbodyLines.add("ST");
        listbodyLines.add("LA");
        body.withLines(listbodyLines);
        body.withDescription("456");
        body.withName("linegroup");
        request.withBody(body);
        try {
            UpdateLineGroupsResponse response = client.updateLineGroups(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());
        }
    }
}

Modifying the name and description of the line group that contains the lines ST and LA

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdns.v2.region.dns_region import DnsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdns.v2 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"]

    credentials = BasicCredentials(ak, sk)

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

    try:
        request = UpdateLineGroupsRequest()
        request.linegroup_id = "{linegroup_id}"
        listLinesbody = [
            "ST",
            "LA"
        ]
        request.body = UpdateLineGroupsRequestBody(
            lines=listLinesbody,
            description="456",
            name="linegroup"
        )
        response = client.update_line_groups(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Modifying the name and description of the line group that contains the lines ST and LA

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    dns "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/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")

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

    client := dns.NewDnsClient(
        dns.DnsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.UpdateLineGroupsRequest{}
	request.LinegroupId = "{linegroup_id}"
	var listLinesbody = []string{
        "ST",
	    "LA",
    }
	descriptionUpdateLineGroupsRequestBody:= "456"
	request.Body = &model.UpdateLineGroupsRequestBody{
		Lines: listLinesbody,
		Description: &descriptionUpdateLineGroupsRequestBody,
		Name: "linegroup",
	}
	response, err := client.UpdateLineGroups(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

202

Response to the request for updating a line group

400

Error response

500

Error response

Error Codes

See Error Codes.