Updated on 2024-11-06 GMT+08:00

Querying Supported Versions

Function

This API is used to query the versions supported by CDM clusters.

Calling Method

For details, see Calling APIs.

URI

GET /v1.1/{project_id}/datastores

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain the project ID, see Project ID and Account ID.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token. This parameter is mandatory when token authentication is used. You can obtain it from the value of X-Subject-Token in the response message header returned by the "Obtaining a User Token" API of the IAM service.

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

datastores

Array of CdmClusterDatastore objects

Specifies the database list.

Table 4 CdmClusterDatastore

Parameter

Type

Description

id

String

Service ID, which is used to differentiate services.

name

String

Service name

bigclusterEnable

Boolean

Specifies whether large-scale clusters are supported.

defaultVersion

String

Default version.

versions

Array of CdmClusterVersion objects

Indicates the version.

Table 5 CdmClusterVersion

Parameter

Type

Description

active

String

Version status.

id

String

Version ID.

image

String

Version image.

name

String

Version name.

packages

String

Version package.

datastore

String

Service ID, which is used to differentiate services.

links

Array of ClusterLinks objects

URL information.

Example Requests

GET /v1.1/1551c7f6c808414d8e9f3c514a170f2e/datastores

Example Responses

Status code: 200

The request is successful.

[ {
  "id" : "736270b9-27c7-4f03-823b-447d8245e1c2",
  "name" : "cdm",
  "bigclusterEnable" : false,
  "defaultVersion" : "2.9.3.300",
  "links" : null,
  "versions" : [ {
    "active" : "1",
    "id" : "e8a8b8cc-63f8-4fb5-8d4a-24c502317b11",
    "image" : null,
    "links" : [ {
      "rel" : "self",
      "href" : "https://10.63.25.93:443/rds/v1.0/datastores/736270b9-27c7-4f03-823b-447d8245e1c2"
    }, {
      "rel" : "bookmark",
      "href" : "https://10.63.25.93:443/datastores/736270b9-27c7-4f03-823b-447d8245e1c2"
    } ],
    "name" : "2.9.3.300",
    "packages" : "cdm",
    "datastore" : "736270b9-27c7-4f03-823b-447d8245e1c2"
  } ]
} ]

SDK Sample Code

The SDK 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.cdm.v1.region.CdmRegion;
import com.huaweicloud.sdk.cdm.v1.*;
import com.huaweicloud.sdk.cdm.v1.model.*;


public class ShowDatastoresSolution {

    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");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        CdmClient client = CdmClient.newBuilder()
                .withCredential(auth)
                .withRegion(CdmRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowDatastoresRequest request = new ShowDatastoresRequest();
        try {
            ShowDatastoresResponse response = client.showDatastores(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

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkcdm.v1.region.cdm_region import CdmRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcdm.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.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

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

    try:
        request = ShowDatastoresRequest()
        response = client.show_datastores(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"
    cdm "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdm/v1"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdm/v1/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cdm/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")
    projectId := "{project_id}"

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

    client := cdm.NewCdmClient(
        cdm.CdmClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowDatastoresRequest{}
	response, err := client.ShowDatastores(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

The request is successful.

400

Request error.

401

Authentication failed.

403

No operation permission.

404

No resources found.

500

Internal service error. For details about the returned error code, see Error Codes.

503

Service unavailable.

Error Codes

See Error Codes.