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
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
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
Parameter |
Type |
Description |
---|---|---|
datastores |
Array of CdmClusterDatastore objects |
Specifies the database list. |
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. |
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.
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