更新时间:2024-03-19 GMT+08:00
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查询逻辑集群列表

功能介绍

该接口用于查询逻辑集群列表。

调用方法

请参见如何调用API

URI

GET /v2/{project_id}/clusters/{cluster_id}/logical-clusters
表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID。获取方法,请参见获取项目ID

cluster_id

String

集群ID。获取方法,请参见获取集群ID

表2 Query参数

参数

是否必选

参数类型

描述

offset

Integer

分页查询,偏移。

limit

Integer

分页查询,每页显示的条目数量。

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

logical_clusters

Array of LogicalClusterInfo objects

逻辑集群列表信息。

count

Integer

逻辑集群总数量。

add_enable

Boolean

是否可以添加逻辑集群。如果集群内有其他运维操作,该值为false,此时不能添加逻辑集群。true表示可以添加逻辑集群。

表4 LogicalClusterInfo

参数

参数类型

描述

logical_cluster_id

String

逻辑集群ID。

logical_cluster_name

String

逻辑集群名称。

cluster_rings

Array of ClusterRing objects

逻辑集群主机信息。

status

String

逻辑集群状态。状态如下所示:

  • Failed:不可用
  • Normal:可用
  • Unavailable:不可用
  • Redistributing:重分布
  • Redistribute_failed:重分布失败
  • Unbalanced:非均衡
  • Stopped:已停止

first_logical_cluster

Boolean

是否为第一个逻辑集群。第一个创建或者转换的逻辑集群不能删除,因为其中包含了一些系统视图。

action_info

ActionInfo object

逻辑集群操作信息。

edit_enable

Boolean

是否允许编辑。

restart_enable

Boolean

是否允许重启。

delete_enable

Boolean

是否允许删除。

add_to_elastic

Boolean

是否允许弹性伸缩。

mode

String

逻辑集群模式。

waiting_for_killing

Integer

等待被销毁。

cluster_type

String

集群类型。

表5 ClusterRing

参数

参数类型

描述

ring_hosts

Array of RingHost objects

集群主机信息。

表6 RingHost

参数

参数类型

描述

host_name

String

主机名称。

back_ip

String

后端IP地址。

cpu_cores

Integer

主机CPU核数。

memory

Double

主机内存。

disk_size

Double

主机磁盘大小。

表7 ActionInfo

参数

参数类型

描述

action_name

String

操作名称。当前允许操作如下:

  • Create:创建
  • Expand:扩容
  • Restart:重启
  • Delete:删除
  • Shrink:缩容

progress

Integer

操作进度,默认10。

completed

Boolean

是否完成操作。

start_time

String

操作开始时间。

end_time

String

操作结束时间。

result

String

操作结果。success或者failed,默认空字符串。

logs

String

操作日志。

请求示例

GET https://{Endpoint}/v2/9b06d044ea4f49f1a58b2bed2b0084bd/clusters/9b7ff56b-47b3-4d00-a1fd-4c023d34404b/logical-clusters

响应示例

状态码: 200

查询集群列表成功。

{
  "logical_clusters" : [ {
    "logical_cluster_id" : "fa9d69a0-3814-4fb9-98df-d9f4f5ef53ca",
    "logical_cluster_name" : "elastic_group",
    "cluster_rings" : [ {
      "ring_hosts" : [ {
        "host_name" : "host-172-16-20-246",
        "back_ip" : "172.16.73.90",
        "cpu_cores" : 8,
        "memory" : 32.0,
        "disk_size" : 800.0
      }, {
        "host_name" : "host-172-16-4-26",
        "back_ip" : "172.16.123.5",
        "cpu_cores" : 8,
        "memory" : 32.0,
        "disk_size" : 800.0
      }, {
        "host_name" : "host-172-16-43-90",
        "back_ip" : "172.16.92.175",
        "cpu_cores" : 8,
        "memory" : 32.0,
        "disk_size" : 800.0
      } ]
    } ],
    "status" : "Normal",
    "first_logical_cluster" : false,
    "action_info" : {
      "progress" : 100,
      "completed" : true,
      "result" : "success",
      "logs" : null,
      "action_name" : "Grow",
      "start_time" : "2023-06-05 01:58:43",
      "end_time" : "2023-06-05 02:11:50"
    },
    "edit_enable" : true,
    "restart_enable" : true,
    "delete_enable" : false,
    "add_to_elastic" : true,
    "mode" : null,
    "cluster_type" : null
  } ],
  "count" : 1,
  "add_enable" : true
}

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.dws.v2.region.DwsRegion;
import com.huaweicloud.sdk.dws.v2.*;
import com.huaweicloud.sdk.dws.v2.model.*;


public class ListLogicalClustersSolution {

    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);

        DwsClient client = DwsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DwsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListLogicalClustersRequest request = new ListLogicalClustersRequest();
        request.withOffset(<offset>);
        request.withLimit(<limit>);
        try {
            ListLogicalClustersResponse response = client.listLogicalClusters(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 huaweicloudsdkdws.v2.region.dws_region import DwsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdws.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.getenv("CLOUD_SDK_AK")
    sk = os.getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

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

    try:
        request = ListLogicalClustersRequest()
        request.offset = <offset>
        request.limit = <limit>
        response = client.list_logical_clusters(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"
    dws "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/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")

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

    client := dws.NewDwsClient(
        dws.DwsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListLogicalClustersRequest{}
	offsetRequest:= int32(<offset>)
	request.Offset = &offsetRequest
	limitRequest:= int32(<limit>)
	request.Limit = &limitRequest
	response, err := client.ListLogicalClusters(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

查询集群列表成功。

400

请求错误。

401

鉴权失败。

403

没有操作权限。

404

找不到资源。

500

服务内部错误。

503

服务不可用。

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