更新时间:2024-01-25 GMT+08:00
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创建集群前检查

功能介绍

该接口用于创建集群前预检查。

调用方法

请参见如何调用API

URI

POST /v2/{project_id}/cluster-precheck
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

请求参数

表2 请求Body参数

参数

是否必选

参数类型

描述

cluster

ClusterCheckBody object

集群校验对象。

表3 ClusterCheckBody

参数

是否必选

参数类型

描述

enterprise_project_id

String

企业项目ID。

flavor

String

集群规格名称。

availability_zones

Array of strings

可用区列表。

num_node

Integer

实例节点个数。

security_group_id

String

集群安全组ID。

datastore_version

String

集群版本。

vpc_id

String

集群虚拟私有云ID。

subnet_id

String

集群子网ID。

public_ip

OpenPublicIp object

弹性IP对象。

cross_spec_restore

String

跨规格恢复。

volume

Volume object

磁盘。

old_cluster_hostname

String

旧主机名。

restore_point

RestorePoint object

恢复指针。

tag_list

Array of Tag objects

标签列表。

dss_pool_id

String

存储池ID。

db_port

String

数据库端口。

db_password

String

管理员密码。

db_name

String

管理员用户名。

num_cn

Integer

CN节点数量。

name

String

集群名称。

表4 OpenPublicIp

参数

是否必选

参数类型

描述

public_bind_type

String

弹性IP绑定类型,取值如下:

  • auto_assign:现在购买
  • not_use:暂未使用
  • bind_existing :使用已有

eip_id

String

弹性IP的ID。

表5 Volume

参数

是否必选

参数类型

描述

volume

String

磁盘名称,取值如下:

  • SSD(超高IO)
  • 高IO(SAS)
  • 普通IO(SATA)

capacity

Integer

磁盘容量。

表6 RestorePoint

参数

是否必选

参数类型

描述

back_ref

String

快照ID。

restore_time

Long

恢复时间。

cluster_id

String

集群ID。

表7 Tag

参数

是否必选

参数类型

描述

key

String

标签key。

value

String

标签值。

响应参数

请求示例

创建集群操作前检查是否具备创建条件,比如在cn-north-7c可用区下是否有dws.m3.xlarge规格、3节点、公网IP、安全组、虚拟私有云等创建条件:

https://{Endpoint}/v2/4cf650fd46704908aa071b4df2453e1e/cluster-precheck

{
  "cluster" : {
    "flavor" : "dws.m3.xlarge",
    "num_node" : 3,
    "availability_zones" : [ "cn-north-7c" ],
    "vpc_id" : "c9f1171e-dc90-4ae9-bf22-f9736983ce2d",
    "subnet_id" : "ad9ef23f-1d03-4e52-af80-69604645e109",
    "security_group_id" : "f54a4572-d5d2-40b6-823a-79049bd5b71c",
    "public_ip" : {
      "public_bind_type" : "bind_existing",
      "eip_id" : "1923e8b0-cd40-4469-8cb1-64546c7b530c"
    },
    "datastore_version" : "8.2.0"
  }
}

响应示例

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.*;

import java.util.List;
import java.util.ArrayList;

public class CheckClusterSolution {

    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();
        CheckClusterRequest request = new CheckClusterRequest();
        ClusterCheckRequestBody body = new ClusterCheckRequestBody();
        OpenPublicIp publicIpCluster = new OpenPublicIp();
        publicIpCluster.withPublicBindType("bind_existing")
            .withEipId("1923e8b0-cd40-4469-8cb1-64546c7b530c");
        List<String> listClusterAvailabilityZones = new ArrayList<>();
        listClusterAvailabilityZones.add("cn-north-7c");
        ClusterCheckBody clusterbody = new ClusterCheckBody();
        clusterbody.withFlavor("dws.m3.xlarge")
            .withAvailabilityZones(listClusterAvailabilityZones)
            .withNumNode(3)
            .withSecurityGroupId("f54a4572-d5d2-40b6-823a-79049bd5b71c")
            .withDatastoreVersion("8.2.0")
            .withVpcId("c9f1171e-dc90-4ae9-bf22-f9736983ce2d")
            .withSubnetId("ad9ef23f-1d03-4e52-af80-69604645e109")
            .withPublicIp(publicIpCluster);
        body.withCluster(clusterbody);
        request.withBody(body);
        try {
            CheckClusterResponse response = client.checkCluster(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 = CheckClusterRequest()
        publicIpCluster = OpenPublicIp(
            public_bind_type="bind_existing",
            eip_id="1923e8b0-cd40-4469-8cb1-64546c7b530c"
        )
        listAvailabilityZonesCluster = [
            "cn-north-7c"
        ]
        clusterbody = ClusterCheckBody(
            flavor="dws.m3.xlarge",
            availability_zones=listAvailabilityZonesCluster,
            num_node=3,
            security_group_id="f54a4572-d5d2-40b6-823a-79049bd5b71c",
            datastore_version="8.2.0",
            vpc_id="c9f1171e-dc90-4ae9-bf22-f9736983ce2d",
            subnet_id="ad9ef23f-1d03-4e52-af80-69604645e109",
            public_ip=publicIpCluster
        )
        request.body = ClusterCheckRequestBody(
            cluster=clusterbody
        )
        response = client.check_cluster(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.CheckClusterRequest{}
	publicBindTypePublicIp:= "bind_existing"
	eipIdPublicIp:= "1923e8b0-cd40-4469-8cb1-64546c7b530c"
	publicIpCluster := &model.OpenPublicIp{
		PublicBindType: &publicBindTypePublicIp,
		EipId: &eipIdPublicIp,
	}
	var listAvailabilityZonesCluster = []string{
        "cn-north-7c",
    }
	securityGroupIdCluster:= "f54a4572-d5d2-40b6-823a-79049bd5b71c"
	clusterbody := &model.ClusterCheckBody{
		Flavor: "dws.m3.xlarge",
		AvailabilityZones: listAvailabilityZonesCluster,
		NumNode: int32(3),
		SecurityGroupId: &securityGroupIdCluster,
		DatastoreVersion: "8.2.0",
		VpcId: "c9f1171e-dc90-4ae9-bf22-f9736983ce2d",
		SubnetId: "ad9ef23f-1d03-4e52-af80-69604645e109",
		PublicIp: publicIpCluster,
	}
	request.Body = &model.ClusterCheckRequestBody{
		Cluster: clusterbody,
	}
	response, err := client.CheckCluster(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

创建集群前预校验成功。

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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