Help Center/ Domain Name Service/ API Reference/ APIs/ Tags/ Adding a Tag to a Specific Resource
Updated on 2025-08-07 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.

URI

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

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID

resource_type

Yes

String

Resource type. The value can be DNS-public_zone, DNS-private_zone, DNS-public_recordset, DNS-private_recordset, or DNS-ptr_record.

resource_id

Yes

String

Resource 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

tag

Yes

tag object

Resource tag.

Table 4 tag

Parameter

Mandatory

Type

Description

key

Yes

String

Definition

The tag key.

Range

  • Cannot be left blank.

  • Must be unique for each resource.

  • Contains up to 128 characters.

  • Cannot start or end with a space, or start with sys. Only letters, digits, spaces, and the following special characters are allowed: _.:=+-@

value

No

String

Definition

The tag value.

Range

  • Can be left blank.

  • Can contain a maximum of 255 characters.

  • Only letters, digits, spaces, and the following special characters are allowed: _.:/=+-@

Response Parameters

Status code: 204

Response to the request for adding a tag to a resource

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

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

    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.