Help Center/ Enterprise Router/ API Reference/ APIs/ Tags/ Querying Resource Tags
Updated on 2024-04-19 GMT+08:00

Querying Resource Tags

Function

This API is used to query tags of resources of a specific type.

Calling Method

For details, see Calling APIs.

URI

GET /v3/{project_id}/{resource_type}/{resource_id}/tags

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID

resource_id

Yes

String

Resource ID

resource_type

Yes

String

Resource type.

  • instance: enterprise router

  • route-table: route table

  • vpc-attachment: VPC attachment

  • vgw-attachment: virtual gateway attachment

  • peering-attachment: peering connection attachment

  • vpn-attachment: VPN gateway attachment

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameters

Parameter

Type

Description

tags

Array of Tag objects

Tags

Table 3 Tag

Parameter

Type

Description

key

String

Tag key. The value can contain a maximum of 36 Unicode characters, including uppercase letters, lowercase letters, digits, hyphens (-), and underscores (_).

Minimum: 1

Maximum: 128

value

String

Tag value.

  • Tag values consist of letters, digits, spaces, and special characters _.:=+-@

  • Tag values can contain 0 to 255 characters.

  • Tag values can be left blank or set to null.

Minimum: 0

Maximum: 255

Example Requests

Querying tags of an enterprise router

https://{erouter_endpoint}/v3/cfa563efb77d4b6d9960781d82530fd8/instance/f1a28dfd-186f-4625-b6b1-f05e5e8609c0/tags

Example Responses

Status code: 200

OK

{
  "tags" : [ {
    "key" : "key2",
    "value" : "value2"
  }, {
    "key" : "key1",
    "value" : "value1"
  }, {
    "key" : "key3",
    "value" : "value3"
  } ]
}

SDK Sample Code

The SDK sample code is as follows.

Java

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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.er.v3.region.ErRegion;
import com.huaweicloud.sdk.er.v3.*;
import com.huaweicloud.sdk.er.v3.model.*;


public class ShowResourceTagSolution {

    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);

        ErClient client = ErClient.newBuilder()
                .withCredential(auth)
                .withRegion(ErRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowResourceTagRequest request = new ShowResourceTagRequest();
        try {
            ShowResourceTagResponse response = client.showResourceTag(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());
        }
    }
}

Python

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# coding: utf-8

from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdker.v3.region.er_region import ErRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdker.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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

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

    try:
        request = ShowResourceTagRequest()
        response = client.show_resource_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)

Go

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package main

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

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

    client := er.NewErClient(
        er.ErClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

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

More

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

OK

Error Codes

See Error Codes.