异步修改实例配置参数
功能介绍
为了确保分布式缓存服务发挥出最优性能,您可以根据自己的业务情况对DCS缓存实例的运行参数进行调整。
调用方法
请参见如何调用API。
URI
PUT /v2/{project_id}/instances/{instance_id}/async-configs
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
项目ID。获取方法请参见获取项目ID。 |
instance_id |
是 |
String |
实例ID。 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
redis_config |
否 |
Array of RedisConfig objects |
实例配置项数组。 |
响应参数
状态码: 200
参数 |
参数类型 |
描述 |
---|---|---|
job_id |
String |
更新配置任务ID。 |
状态码: 400
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
状态码: 500
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
请求示例
PUT https://{dcs_endpoint}/v2/{project_id}/instances/{instance_id}/async-configs { "redis_config" : [ { "param_id" : "1", "param_name" : "timeout", "param_value" : "1000" } ] }
响应示例
状态码: 200
发送异步修改参数成功。
{ "job_id" : "8abf6e1e7bceacf6017bcf3d9e880188" }
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.dcs.v2.region.DcsRegion; import com.huaweicloud.sdk.dcs.v2.*; import com.huaweicloud.sdk.dcs.v2.model.*; import java.util.UUID; import java.util.List; import java.util.ArrayList; public class UpdateInstanceConfigSolution { 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); DcsClient client = DcsClient.newBuilder() .withCredential(auth) .withRegion(DcsRegion.valueOf("<YOUR REGION>")) .build(); UpdateInstanceConfigRequest request = new UpdateInstanceConfigRequest(); request.withInstanceId(UUID.fromString("{instance_id}")); ModifyRedisConfigBody body = new ModifyRedisConfigBody(); List<RedisConfig> listbodyRedisConfig = new ArrayList<>(); listbodyRedisConfig.add( new RedisConfig() .withParamValue("1000") .withParamName("timeout") .withParamId("1") ); body.withRedisConfig(listbodyRedisConfig); request.withBody(body); try { UpdateInstanceConfigResponse response = client.updateInstanceConfig(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 huaweicloudsdkdcs.v2.region.dcs_region import DcsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdcs.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.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = DcsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DcsRegion.value_of("<YOUR REGION>")) \ .build() try: request = UpdateInstanceConfigRequest() request.instance_id = "{instance_id}" listRedisConfigbody = [ RedisConfig( param_value="1000", param_name="timeout", param_id="1" ) ] request.body = ModifyRedisConfigBody( redis_config=listRedisConfigbody ) response = client.update_instance_config(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" dcs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/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") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := dcs.NewDcsClient( dcs.DcsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.UpdateInstanceConfigRequest{} request.InstanceId = "{instance_id}" var listRedisConfigbody = []model.RedisConfig{ { ParamValue: "1000", ParamName: "timeout", ParamId: "1", }, } request.Body = &model.ModifyRedisConfigBody{ RedisConfig: &listRedisConfigbody, } response, err := client.UpdateInstanceConfig(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 |
发送异步修改参数成功。 |
204 |
无实际修改参数,无异步任务,操作结束。 |
400 |
非法请求。 |
500 |
内部服务错误。 |
错误码
请参见错误码。