更新时间:2024-03-29 GMT+08:00
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查询消费者列表

功能介绍

查询消费组内消费者列表

调用方法

请参见如何调用API

URI

GET /v2/rocketmq/{project_id}/instances/{instance_id}/groups/{group}/clients

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID,获取方式请参见获取项目ID

instance_id

String

实例ID

group

String

消费组名称

表2 Query参数

参数

是否必选

参数类型

描述

limit

Integer

查询数量,取值范围为1~50。

offset

Integer

偏移量,表示从此偏移量开始查询, offset大于等于0。

is_detail

Boolean

是否查询消费者详细列表,参数为“true”则表示查询详细列表,否则表示查询简易列表。

请求参数

响应参数

状态码: 200

表3 响应Body参数

参数

参数类型

描述

group_name

String

消费组名称

online

Boolean

消费组是否在线

subscription_consistency

Boolean

订阅关系是否一致

total

Integer

消费者总数

next_offset

Integer

下个分页的offset

previous_offset

Integer

上个分页的offset

clients

Array of ClientData objects

消费者订阅详情列表

表4 ClientData

参数

参数类型

描述

language

String

客户端语言

version

String

客户端版本

client_id

String

客户端ID

client_addr

String

客户端地址

subscriptions

Array of Subscription objects

订阅关系列表

表5 Subscription

参数

参数类型

描述

topic

String

订阅的topic名称

type

String

订阅类型,取值如下:TAG和SQL92

expression

String

订阅tag字符

请求示例

查询指定消费组的消费者列表,查询数量为10,从offset=0开始查询。

GET https://{endpoint}/v2/rocketmq/{project_id}/instances/{instance_id}/groups/{group}/clients?offset=0&limit=10&is_detail=true

响应示例

状态码: 200

查询消费者订阅详情成功。

{
  "group_name" : "test",
  "online" : true,
  "subscription_consistency" : true,
  "total" : 1,
  "next_offset" : -1,
  "previous_offset" : -1,
  "clients" : [ {
    "client_id" : "192.168.0.1@consumer1",
    "language" : "JAVA",
    "version" : "V4_8_0",
    "client_addr" : "192.168.0.1:65233",
    "subscriptions" : [ {
      "topic" : "topicA",
      "type" : "TAG",
      "expression" : "tagA"
    } ]
  } ]
}

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.rocketmq.v2.region.rocketmqRegion;
import com.huaweicloud.sdk.rocketmq.v2.*;
import com.huaweicloud.sdk.rocketmq.v2.model.*;


public class ShowConsumerConnectionsSolution {

    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);

        rocketmqClient client = rocketmqClient.newBuilder()
                .withCredential(auth)
                .withRegion(rocketmqRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowConsumerConnectionsRequest request = new ShowConsumerConnectionsRequest();
        request.withInstanceId("{instance_id}");
        request.withGroup("{group}");
        try {
            ShowConsumerConnectionsResponse response = client.showConsumerConnections(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

from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkrocketmq.v2.region.rocketmq_region import rocketmqRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkrocketmq.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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId) \

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

    try:
        request = ShowConsumerConnectionsRequest()
        request.instance_id = "{instance_id}"
        request.group = "{group}"
        response = client.show_consumer_connections(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"
    rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/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 := rocketmq.NewrocketmqClient(
        rocketmq.rocketmqClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowConsumerConnectionsRequest{}
	request.InstanceId = "{instance_id}"
	request.Group = "{group}"
	response, err := client.ShowConsumerConnections(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

查询消费者订阅详情成功。

错误码

请参见错误码

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