Creating a Data Source
Function
This API is used to create a data source.
Call Method
For details, see Calling APIs.
URI
POST /v1.0/{project_id}/clusters/{cluster_id}/ext-data-sources
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. For details about how to obtain the ID, see Obtaining Project ID. |
cluster_id |
Yes |
String |
Cluster ID. For details about how to obtain the ID, see Obtaining the Cluster ID. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
data_source_id |
No |
String |
Data source ID This parameter is mandatory when the data source is MRS. |
type |
Yes |
String |
Data source type. The options are as follows:
|
data_source_name |
Yes |
String |
Data source name. The value can contain 1 to 64 characters, including uppercase letters, lowercase letters, numbers, and underscores (_). |
user_name |
Yes |
String |
Username The value can contain 2 to 20 characters, including uppercase letters, lowercase letters, numbers, and underscores (_). If the data source is OBS, set this parameter to the OBS agency name. |
user_pwd |
No |
String |
Password This parameter is mandatory when the data source is MRS. |
description |
No |
String |
Description. A maximum of 256 characters, excluding <>'=& |
reboot |
No |
Boolean |
Whether to restart |
connect_info |
No |
String |
Connected database This parameter is mandatory when the data source is OBS. |
Response Parameters
Parameter |
Type |
Description |
---|---|---|
id |
String |
Data source configuration ID |
job_id |
String |
ID of the task for creating a data source. |
Example Request
Create an OBS data source named test154 and set the username to DWSAccessOBS, and connect it to GaussDB:
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" }
Example Response
Status code: 200
{ "id" : "d303f19c-fbd1-4716-ae04-07d1ff358f22", "job_id" : "2c9081c88418ed420184197c8bc80001" }
SDK Sample Code
The sample code is as follows:
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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) } } |
For more SDK sample codes of programming languages, visit API Explorer and click the Sample Code tab. Example codes can be automatically generated.
Status Code
Status Code |
Description |
---|---|
200 |
The data source is successfully created. |
400 |
Request error. |
401 |
Authentication failed. |
403 |
You do not have required permissions. |
404 |
No resources found. |
500 |
Internal server error. |
503 |
The service was unavailable. |
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