文档首页/ 云容器引擎 CCE/ API参考/ API/ 标签管理/ 获取节点标签 - GetLabels
更新时间:2025-11-05 GMT+08:00

获取节点标签 - GetLabels

功能介绍

该API用于获取集群所有节点的标签

调用方法

请参见如何调用API

URI

GET /api/v3/projects/{project_id}/clusters/{cluster_id}/labels

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

参数解释:

项目ID,获取方式请参见如何获取接口URI中参数

约束限制:

不涉及

取值范围:

账号的项目ID

默认取值:

不涉及

cluster_id

String

参数解释:

集群ID,获取方式请参见如何获取接口URI中参数

约束限制:

不涉及

取值范围:

集群ID

默认取值:

不涉及

请求参数

表2 请求Header参数

参数

是否必选

参数类型

描述

Content-Type

String

参数解释:

消息体的类型(格式)

约束限制:

GET方法不做校验

取值范围:

  • application/json

  • application/json;charset=utf-8

  • application/x-pem-file

  • multipart/form-data(注:存在FormData参数时使用)

默认取值:

不涉及

X-Auth-Token

String

参数解释:

调用接口的认证方式分为Token和AK/SK两种,如果您使用的Token方式,此参数为必填,请填写Token的值,获取方式请参见获取token

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

响应参数

状态码:200

表3 响应Body参数

参数

参数类型

描述

kind

String

参数解释

API类型

约束限制

不涉及

取值范围

不涉及

默认取值

Labels

apiVersion

String

参数解释

API版本

约束限制

不涉及

取值范围

不涉及

默认取值

v3

spec

Map<String,Map<String,Array<String>>>

参数解释:

节点标签,按节点池分类。

  • key表示节点池ID,默认节点池取值为"DefaultPool"。

  • value表示标签,key/value对格式。其中key为标签的键,value为标签键对应的值列表。

约束限制:

不涉及

请求示例

响应示例

状态码:200

表示获取节点标签成功。

{
  "kind" : "Labels",
  "apiVersion" : "v3",
  "spec" : {
    "nodePoolId" : {
      "key1" : [ "value1", "value2" ]
    },
    "DefaultPool" : {
      "key2" : [ "value1", "value2" ]
    }
  }
}

SDK代码示例

SDK代码示例如下。

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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.cce.v3.region.CceRegion;
import com.huaweicloud.sdk.cce.v3.*;
import com.huaweicloud.sdk.cce.v3.model.*;


public class GetLabelsSolution {

    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);

        CceClient client = CceClient.newBuilder()
                .withCredential(auth)
                .withRegion(CceRegion.valueOf("<YOUR REGION>"))
                .build();
        GetLabelsRequest request = new GetLabelsRequest();
        request.withClusterId("{cluster_id}");
        try {
            GetLabelsResponse response = client.getLabels(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 BasicCredentials
from huaweicloudsdkcce.v3.region.cce_region import CceRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcce.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 = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

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

    try:
        request = GetLabelsRequest()
        request.cluster_id = "{cluster_id}"
        response = client.get_labels(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/basic"
    cce "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cce/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cce/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cce/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")
    projectId := "{project_id}"

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

    client := cce.NewCceClient(
        cce.CceClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

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

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

表示获取节点标签成功。

错误码

请参见错误码