Help Center/ Content Delivery Network/ API Reference/ API/ Domain Name Operations/ Copying Domain Configurations to New Domains
Updated on 2026-01-09 GMT+08:00

Copying Domain Configurations to New Domains

Function

This API is used to copy the configuration of an existing domain name to a new domain name.

  • You have enabled CDN.

  • If the service area of a domain name includes the Chinese mainland, the domain name must have been licensed by the Ministry of Industry and Information Technology (MIIT).

  • A single tenant can call this API 20 times per minute.

Calling Method

For details, see Calling APIs.

URI

POST /v1.0/cdn/configuration/domains/duplicate

Request Parameters

Table 1 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

User token, which can be obtained by calling the IAM API (value of X-Subject-Token in the response header).

Constraints

N/A

Range

N/A

Default Value

N/A

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

reference_domain_name

Yes

String

Definition

Existing domain name whose configuration is copied to the new domain name.

Constraints

The domain name must have been added to CDN.

Range

N/A

Default Value

N/A

domain_name

Yes

String

Definition

Domain name to be added to the CDN console for acceleration.

NOTE:
Adding a wildcard domain name automatically enables CDN acceleration for all associated secondary domain names.

Constraints

An acceleration domain name must be unique.

Range

  • A domain name can contain up to 200 characters.

  • A domain name can contain only letters, digits, hyphens (-), and periods (.). It cannot start or end with a hyphen or period.

  • Wildcard characters (*) are supported. A wildcard domain name must start with a wildcard character (*).

  • Each domain name label (for example, *** in ***.***.com) can contain up to 63 characters.

Default Value

N/A

Response Parameters

Status code: 204

Successful response.

Status code: 400

Table 3 Response body parameters

Parameter

Type

Description

error

ErrMsg object

Error code and error message.

Table 4 ErrMsg

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

POST https://cdn.myhuaweicloud.com/v1.0/cdn/configuration/domains/duplicate

{
  "reference_domain_name" : "www.example1.com",
  "domain_name" : "www.example2.com"
}

Example Responses

None

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.GlobalCredentials;
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.cdn.v2.region.CdnRegion;
import com.huaweicloud.sdk.cdn.v2.*;
import com.huaweicloud.sdk.cdn.v2.model.*;


public class CreateDomainByDuplicateSolution {

    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 GlobalCredentials()
                .withAk(ak)
                .withSk(sk);

        CdnClient client = CdnClient.newBuilder()
                .withCredential(auth)
                .withRegion(CdnRegion.valueOf("<YOUR REGION>"))
                .build();
        CreateDomainByDuplicateRequest request = new CreateDomainByDuplicateRequest();
        DuplicateDomainRequestBody body = new DuplicateDomainRequestBody();
        body.withDomainName("www.example2.com");
        body.withReferenceDomainName("www.example1.com");
        request.withBody(body);
        try {
            CreateDomainByDuplicateResponse response = client.createDomainByDuplicate(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 GlobalCredentials
from huaweicloudsdkcdn.v2.region.cdn_region import CdnRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcdn.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 = GlobalCredentials(ak, sk)

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

    try:
        request = CreateDomainByDuplicateRequest()
        request.body = DuplicateDomainRequestBody(
            domain_name="www.example2.com",
            reference_domain_name="www.example1.com"
        )
        response = client.create_domain_by_duplicate(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/global"
    cdn "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdn/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdn/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdn/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 := global.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := cdn.NewCdnClient(
        cdn.CdnClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.CreateDomainByDuplicateRequest{}
	request.Body = &model.DuplicateDomainRequestBody{
		DomainName: "www.example2.com",
		ReferenceDomainName: "www.example1.com",
	}
	response, err := client.CreateDomainByDuplicate(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

204

Successful response.

400

Error response.

Error Codes

See Error Codes.