批量删除CN节点
功能介绍
该接口用于为指定集群删除CN节点。
当用户集群创建后,实际需要的CN数量会随着业务需求而发生变化,因此管理CN节点功能的实现使用户可以根据实际需求动态调整集群CN数量。
调用方法
请参见如何调用API。
URI
1
|
POST /v1.0/{project_id}/clusters/{cluster_id}/cns/batch-delete |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
instances |
否 |
Array of strings |
批量删除CN节点ID。 |
响应参数
状态码: 200
参数 |
参数类型 |
描述 |
---|---|---|
job_id |
String |
批量删除CN节点任务ID。 |
请求示例
批量删除ID为“b6ad3dc3-d2de-4d2c-a5df-fdde58eca8f0”的CN节点:
POST https://{Endpoint}/v1.0/89cd04f168b84af6be287f71730fdb4b/clusters/b5c45780-1006-49e3-b2d5-b3229975bbc7/cns/batch-delete { "instances" : [ "b6ad3dc3-d2de-4d2c-a5df-fdde58eca8f0" ] }
响应示例
状态码: 200
批量删除CN节点成功。
{ "job_id" : "2c908185841339ce018414e9944b0020" }
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 BatchDeleteClusterCnSolution { 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(); BatchDeleteClusterCnRequest request = new BatchDeleteClusterCnRequest(); BatchDeleteCn body = new BatchDeleteCn(); List<String> listbodyInstances = new ArrayList<>(); listbodyInstances.add("b6ad3dc3-d2de-4d2c-a5df-fdde58eca8f0"); body.withInstances(listbodyInstances); request.withBody(body); try { BatchDeleteClusterCnResponse response = client.batchDeleteClusterCn(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 = BatchDeleteClusterCnRequest() listInstancesbody = [ "b6ad3dc3-d2de-4d2c-a5df-fdde58eca8f0" ] request.body = BatchDeleteCn( instances=listInstancesbody ) response = client.batch_delete_cluster_cn(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.BatchDeleteClusterCnRequest{} var listInstancesbody = []string{ "b6ad3dc3-d2de-4d2c-a5df-fdde58eca8f0", } request.Body = &model.BatchDeleteCn{ Instances: &listInstancesbody, } response, err := client.BatchDeleteClusterCn(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 |
批量删除CN节点成功。 |
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。 |