更新时间:2024-04-18 GMT+08:00

创建数据源

功能介绍

该接口用于创建一个数据源。

调用方法

请参见如何调用API

URI

POST /v1.0/{project_id}/clusters/{cluster_id}/ext-data-sources
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

请求参数

表2 请求Body参数

参数

是否必选

参数类型

描述

data_source_id

String

外部数据源ID。当数据源为MRS时为必选字段

type

String

数据源类型,其中包含:

  • OBS
  • MRS

data_source_name

String

数据源名称。仅可包含大小写字母,数字,下划线,1到64个字符。

user_name

String

用户名。仅可包含大小写字母,数字,下划线,3到20个字符。

数据源类型为OBS时,传对应OBS委托名称。

user_pwd

String

密码。当数据源为MRS时为必选字段

description

String

描述。除!<>'=&等特殊字符之外的字符。长度256个字符以内。

reboot

Boolean

是否重启。

connect_info

String

连接的数据库。当数据源为OBS时为必选字段。

响应参数

表3 响应Body参数

参数

参数类型

描述

id

String

数据源配置ID。

job_id

String

创建数据源的任务ID。

请求示例

创建名为test154的OBS数据源,用户名为“DWSAccessOBS”,连接gaussdb数据库:

POST https://{Endpoint} /v1.0/89cd04f168b84af6be287f71730fdb4b/clusters/4ca46bf1-5c61-48ff-b4f3-0ad4e5e3ba90/ext-data-sources
{
  "type": "OBS",
  "data_source_name": "test154",
  "user_name": "DWSAccessOBS",
  "connect_info": "gaussdb",
  "description": "xxx"
}

响应示例

状态码: 200

{
  "id" : "d303f19c-fbd1-4716-ae04-07d1ff358f22",
  "job_id" : "2c9081c88418ed420184197c8bc80001"
}

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 CreateDataSourceSolution {

    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("cn-north-4"))
                .build();
        CreateDataSourceRequest request = new CreateDataSourceRequest();
        ExtDataSourceReq body = new ExtDataSourceReq();
        body.withConnectInfo("gaussdb");
        body.withDescription("xxx");
        body.withUserName("DWSAccessOBS");
        body.withDataSourceName("test154");
        body.withType("OBS");
        request.withBody(body);
        try {
            CreateDataSourceResponse response = client.createDataSource(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("cn-north-4")) \
        .build()

    try:
        request = CreateDataSourceRequest()
        request.body = ExtDataSourceReq(
            connect_info="gaussdb",
            description="xxx",
            user_name="DWSAccessOBS",
            data_source_name="test154",
            type="OBS"
        )
        response = client.create_data_source(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("cn-north-4")).
            WithCredential(auth).
            Build())

    request := &model.CreateDataSourceRequest{}
	connectInfoExtDataSourceReq:= "gaussdb"
	descriptionExtDataSourceReq:= "xxx"
	request.Body = &model.ExtDataSourceReq{
		ConnectInfo: &connectInfoExtDataSourceReq,
		Description: &descriptionExtDataSourceReq,
		UserName: "DWSAccessOBS",
		DataSourceName: "test154",
		Type: "OBS",
	}
	response, err := client.CreateDataSource(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

创建数据源成功。

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。