更新时间:2024-01-23 GMT+08:00
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查询主机列表

功能介绍

该接口用于查询输入集群的主机列表详情。

接口约束

调用方法

请参见如何调用API

URI

GET /v1.1/{project_id}/clusters/{cluster_id}/hosts

表1 路径参数

参数

是否必选

参数类型

描述

cluster_id

String

集群ID。获取方法,请参见获取集群ID

project_id

String

项目编号。获取方法,请参见获取项目ID

表2 Query参数

参数

是否必选

参数类型

描述

pageSize

String

分页查询每页返回的最大集群数量。 取值范围:[1~2147483646] 默认值为10。

currentPage

String

当前查询页码。默认值为1。

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

hosts

Array of HostModel objects

主机参数。

total

Integer

主机列表总数。

表4 HostModel

参数

参数类型

描述

id

String

虚拟机ID

name

String

虚拟机名称

ip

String

虚拟机IP地址

availability_zone_id

String

可用区域

tags

Array of TagPlain objects

标签列表信息

status

String

虚拟机当前状态

resource_id

String

节点资源ID

flavor

String

虚拟机规格ID

type

String

虚拟机类型,当前支持MasterNode,CoreNode,TaskNode

mem

String

内存

cpu

String

CPU核数

root_volume_size

String

操作系统盘容量

data_volume_type

String

数据盘类型

data_volume_size

Integer

数据盘容量

data_volume_count

Integer

数据盘个数

表5 TagPlain

参数

参数类型

描述

key

String

键。标签的key值不能包含“=”,“*”,“<”,“>”,“\”,“,”,“|”,“/”,且首尾字符不能为空格。

value

String

值。标签的value值不能包含“=”,“*”,“<”,“>”,“\”,“,”,“|”,“/”,且首尾字符不能为空格。

请求示例

GET /v1.1/{project_id}/clusters/{cluster_id}/hosts

响应示例

状态码: 200

查询主机列表信息成功。

{
  "total" : "5",
  "hosts" : [ {
    "id" : "063d1d47-ae91-4a48-840c-b3cfe4efbcf0",
    "name" : "a78e161c-d14f-4b68-8c2d-0219920ce844_node_core_IQhiC",
    "ip" : "192.168.0.169",
    "availability_zone_id" : null,
    "tags" : null,
    "status" : "ACTIVE",
    "resource_id" : "95c1eabc-ed1d-4037-97d1-62f0587790c7",
    "flavor" : "c2.2xlarge.linux.mrs",
    "type" : "Core",
    "mem" : "16384",
    "cpu" : "8",
    "root_volume_size" : "480",
    "data_volume_type" : "SATA",
    "data_volume_size" : "600",
    "data_volume_count" : "1"
  }, {
    "id" : "dc5c6208-faa2-4727-a65a-2b1ce235d350",
    "name" : "a78e161c-d14f-4b68-8c2d-0219920ce844_node_master1_ASzkl",
    "ip" : "192.168.0.156",
    "availability_zone_id" : null,
    "tags" : null,
    "status" : "ACTIVE",
    "resource_id" : "95c1eabc-ed1d-4037-97d1-62f0587790c7",
    "flavor" : "c2.4xlarge.linux.mrs",
    "type" : "Master",
    "mem" : "32768",
    "cpu" : "16",
    "root_volume_size" : "480",
    "data_volume_type" : "SATA",
    "data_volume_size" : "600",
    "data_volume_count" : "1"
  }, {
    "id" : "c0ce793d-848b-448a-835b-ea0cac534b09",
    "name" : "a78e161c-d14f-4b68-8c2d-0219920ce844_node_core_ANnRN",
    "ip" : "192.168.0.243",
    "availability_zone_id" : null,
    "tags" : null,
    "status" : "ACTIVE",
    "resource_id" : "95c1eabc-ed1d-4037-97d1-62f0587790c7",
    "flavor" : "c2.2xlarge.linux.mrs",
    "type" : "Core",
    "mem" : "16384",
    "cpu" : "8",
    "root_volume_size" : "480",
    "data_volume_type" : "SATA",
    "data_volume_size" : "600",
    "data_volume_count" : "1"
  }, {
    "id" : "95c23e43-ef6e-4732-b6ed-a5f1c7779fae",
    "name" : "a78e161c-d14f-4b68-8c2d-0219920ce844_node_core_uRRiA",
    "ip" : "192.168.0.126",
    "availability_zone_id" : null,
    "tags" : null,
    "status" : "ACTIVE",
    "resource_id" : "95c1eabc-ed1d-4037-97d1-62f0587790c7",
    "flavor" : "c2.2xlarge.linux.mrs",
    "type" : "Core",
    "mem" : "16384",
    "cpu" : "8",
    "root_volume_size" : "480",
    "data_volume_type" : "SATA",
    "data_volume_size" : "600",
    "data_volume_count" : "1"
  }, {
    "id" : "63bdbf75-1133-4a94-8c27-1fa12c8b9e70",
    "name" : "a78e161c-d14f-4b68-8c2d-0219920ce844_node_master2_StqFu",
    "ip" : "192.168.0.22",
    "availability_zone_id" : null,
    "tags" : null,
    "status" : "ACTIVE",
    "resource_id" : "95c1eabc-ed1d-4037-97d1-62f0587790c7",
    "flavor" : "c2.4xlarge.linux.mrs",
    "type" : "Master",
    "mem" : "32768",
    "cpu" : "16",
    "root_volume_size" : "480",
    "data_volume_type" : "SATA",
    "data_volume_size" : "600",
    "data_volume_count" : "1"
  } ]
}

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.mrs.v1.region.MrsRegion;
import com.huaweicloud.sdk.mrs.v1.*;
import com.huaweicloud.sdk.mrs.v1.model.*;


public class ListHostsSolution {

    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);

        MrsClient client = MrsClient.newBuilder()
                .withCredential(auth)
                .withRegion(MrsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListHostsRequest request = new ListHostsRequest();
        request.withPageSize("<pageSize>");
        request.withCurrentPage("<currentPage>");
        try {
            ListHostsResponse response = client.listHosts(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 huaweicloudsdkmrs.v1.region.mrs_region import MrsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkmrs.v1 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 = MrsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(MrsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListHostsRequest()
        request.page_size = "<pageSize>"
        request.current_page = "<currentPage>"
        response = client.list_hosts(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"
    mrs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/v1"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/v1/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/v1/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 := mrs.NewMrsClient(
        mrs.MrsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListHostsRequest{}
	pageSizeRequest:= "<pageSize>"
	request.PageSize = &pageSizeRequest
	currentPageRequest:= "<currentPage>"
	request.CurrentPage = &currentPageRequest
	response, err := client.ListHosts(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

查询主机列表信息成功。

错误码

请参见错误码

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