更新时间:2024-09-03 GMT+08:00
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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

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID。获取方法请参见获取项目ID

instance_id

String

实例ID。

请求参数

表2 请求Body参数

参数

是否必选

参数类型

描述

redis_config

Array of RedisConfig objects

实例配置项数组。

表3 RedisConfig

参数

是否必选

参数类型

描述

param_value

String

实例配置项的值。

param_name

String

实例配置项名。

param_id

String

实例配置项ID。

响应参数

状态码: 200

表4 响应Body参数

参数

参数类型

描述

job_id

String

更新配置任务ID。

状态码: 400

表5 响应Body参数

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

表6 响应Body参数

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

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