Help Center/ Domain Name Service/ API Reference/ APIs/ Tags/ Adding a Tag to a Specific Resource
Updated on 2026-09-28 GMT+08:00

Adding a Tag to a Specific Resource

Function

This API is used to add a tag to a specific resource.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependencies

    dns:tag:set

    Tagging

    zone

    g:ResourceTag/<tag-key>

    -

    -

    ptr

    g:ResourceTag/<tag-key>

URI

POST /v2/{project_id}/{resource_type}/{resource_id}/tags

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition

Project ID. You can obtain the ID from the management console or by calling the IAM API.

Constraints

N/A

Range

N/A

Default Value

N/A

resource_type

Yes

String

Definition

Resource type.

Constraints

N/A

Range

  • DNS-public_zone: Public zone

  • DNS-private_zone: Private zone

  • DNS-public_recordset: Record set of a public zone

  • DNS-private_recordset: Record set of a private zone

  • DNS-ptr_record: PTR record

Default Value

N/A

resource_id

Yes

String

Definition

Resource ID. You can obtain the ID by calling the API for querying the list of a specified resource type.

Constraints

N/A

Range

N/A

Default Value

N/A

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

User token, which is used for identity authentication. It must be carried in the request header to verify the user identity during API calls.

You can obtain it by calling the IAM API for obtaining a user token. The value of X-Subject-Token in the response header is the user token.

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

Constraints

N/A

Range

N/A

Default Value

N/A

Table 3 Request body parameters

Parameter

Mandatory

Type

Description

tag

Yes

tagReq object

Definition

Resource tags.

Constraints

N/A

Table 4 tagReq

Parameter

Mandatory

Type

Description

key

Yes

String

Definition

Tag key.

Constraints

  • It cannot be left blank.

  • It must be unique for each resource.

  • It cannot start with _sys_ or a space or end with a space.

Range

  • The key can contain a maximum of 128 characters.

  • The key can contain letters, digits, spaces, and the following special characters: _.:=+-@

Default Value

N/A

value

No

String

Definition

Tag value.

Constraints

  • It can be left blank.

Range

  • The value can contain a maximum of 255 characters.

  • The value can contain letters, digits, spaces, and the following special characters: _.:/=+-@

Default Value

N/A

Response Parameters

Status code: 204

None

Example Requests

Adding a tag to a specified resource

POST https://{Endpoint}/v2/{project_id}/{resource_type}/{resource_id}/tags

{
  "tag" : {
    "key" : "key1",
    "value" : "value1"
  }
}

Example Responses

None

SDK Sample Code

The SDK sample code is as follows.

Adding a tag to a specified resource

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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.*;


public class CreateTagSolution {

    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);

        DnsClient client = DnsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DnsRegion.valueOf("<YOUR REGION>"))
                .build();
        CreateTagRequest request = new CreateTagRequest();
        request.withResourceType("{resource_type}");
        request.withResourceId("{resource_id}");
        CreateTagReq body = new CreateTagReq();
        Tag tagbody = new Tag();
        tagbody.withKey("key1")
            .withValue("value1");
        body.withTag(tagbody);
        request.withBody(body);
        try {
            CreateTagResponse response = client.createTag(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());
        }
    }
}

Adding a tag to a specified resource

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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"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

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

    try:
        request = CreateTagRequest()
        request.resource_type = "{resource_type}"
        request.resource_id = "{resource_id}"
        tagbody = Tag(
            key="key1",
            value="value1"
        )
        request.body = CreateTagReq(
            tag=tagbody
        )
        response = client.create_tag(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Adding a tag to a specified resource

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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")
    projectId := "{project_id}"

    auth, err := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        SafeBuild()

    if err != nil {
        fmt.Println(err)
        return
    }

    hcClient, err := dns.DnsClientBuilder().
         WithRegion(region.ValueOf("<YOUR REGION>")).
         WithCredential(auth).
         SafeBuild()


    if err != nil {
        fmt.Println(err)
        return
    }

    client := dns.NewDnsClient(hcClient)

    request := &model.CreateTagRequest{}
	request.ResourceType = "{resource_type}"
	request.ResourceId = "{resource_id}"
	valueTag:= "value1"
	tagbody := &model.Tag{
		Key: "key1",
		Value: &valueTag,
	}
	request.Body = &model.CreateTagReq{
		Tag: tagbody,
	}
	response, err := client.CreateTag(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

Response to the request for adding a tag to a resource

Error Codes

See Error Codes.