Object Storage Service:Server-side encryption

import com.aliyun.oss.*;
import com.aliyun.oss.common.auth.*;
import com.aliyun.oss.model.*;

public class Demo {
    public static void main(String[] args) throws Throwable {
        // In this example, the endpoint of the China (Hangzhou) region is used. Specify your actual endpoint. 
        String endpoint = "https://oss-cn-hangzhou.aliyuncs.com";
        // Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
        EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();
        // Specify the name of the bucket. Example: examplebucket. 
        String bucketName = "examplebucket";

        // Create an OSSClient instance. 
        OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);

        try {
            // Configure encryption for the bucket. In this example, SM4 encryption is used. If AES256 encryption is used, replace SSEAlgorithm.SM4 with SSEAlgorithm.AES256.
            ServerSideEncryptionByDefault applyServerSideEncryptionByDefault = new ServerSideEncryptionByDefault(SSEAlgorithm.SM4);
            ServerSideEncryptionConfiguration sseConfig = new ServerSideEncryptionConfiguration();
            sseConfig.setApplyServerSideEncryptionByDefault(applyServerSideEncryptionByDefault);
            SetBucketEncryptionRequest request = new SetBucketEncryptionRequest(bucketName, sseConfig);
            ossClient.setBucketEncryption(request);
        } catch (OSSException oe) {
            System.out.println("Caught an OSSException, which means your request made it to OSS, "
                    + "but was rejected with an error response for some reason.");
            System.out.println("Error Message:" + oe.getErrorMessage());
            System.out.println("Error Code:" + oe.getErrorCode());
            System.out.println("Request ID:" + oe.getRequestId());
            System.out.println("Host ID:" + oe.getHostId());
        } catch (ClientException ce) {
            System.out.println("Caught an ClientException, which means the client encountered "
                    + "a serious internal problem while trying to communicate with OSS, "
                    + "such as not being able to access the network.");
            System.out.println("Error Message:" + ce.getMessage());
        } finally {
            if (ossClient != null) {
                ossClient.shutdown();
            }
        }
    }
}

<?php
if (is_file(__DIR__ . '/../autoload.php')) {
    require_once __DIR__ . '/../autoload.php';
}
if (is_file(__DIR__ . '/../vendor/autoload.php')) {
    require_once __DIR__ . '/../vendor/autoload.php';
}

use OSS\OssClient;
use OSS\Core\OssException;
use OSS\Model\ServerSideEncryptionConfig;

// Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured.  
$accessKeyId = getenv("OSS_ACCESS_KEY_ID"); 
$accessKeySecret = getenv("OSS_ACCESS_KEY_SECRET");
// In this example, the endpoint of the China (Hangzhou) region is used. Specify your actual endpoint. 
$endpoint = "https://oss-cn-hangzhou.aliyuncs.com";
$bucket= "<yourBucketName>";

$ossClient = new OssClient($accessKeyId, $accessKeySecret, $endpoint, false);

try {
    // Set the default server-side encryption method of the bucket to SSE-OSS. 
    $config = new ServerSideEncryptionConfig("AES256");
    $ossClient->putBucketEncryption($bucket, $config);

    // Set the default server-side encryption method of the bucket to KMS without specifying a CMK ID. 
    $config = new ServerSideEncryptionConfig("KMS");
    $ossClient->putBucketEncryption($bucket, $config);

    // Set the default server-side encryption method of the bucket to KMS and specify a CMK ID. 
    $config = new ServerSideEncryptionConfig("KMS", "your kms id");
    $ossClient->putBucketEncryption($bucket, $config);
} catch (OssException $e) {
    printf(__FUNCTION__ . ": FAILED\n");
    printf($e->getMessage() . "\n");
    return;
}

print(__FUNCTION__ . ": OK" . "\n"); 

const OSS = require("ali-oss");

const client = new OSS({
  // Specify the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the region to oss-cn-hangzhou. 
  region: 'yourregion',
  // Obtain access credentials from environment variables. Before you run the sample code, make sure that you have configured environment variables OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET. 
  accessKeyId: process.env.OSS_ACCESS_KEY_ID,
  accessKeySecret: process.env.OSS_ACCESS_KEY_SECRET,
  // Specify the name of the bucket. 
  bucket: 'yourbucketname'
});

async function putBucketEncryption() {
  try {
    // Configure an encryption method for the bucket.     

    const result = await client.putBucketEncryption("bucket-name", {
      SSEAlgorithm: "AES256", // In this example, the AES-256 encryption algorithm is used. To use KMS for encryption, you must specify KMSMasterKeyID. 
      // KMSMasterKeyID: "yourKMSMasterKeyId". Specify the CMK ID. This parameter is available and required when SSEAlgorithm is set to KMS and a specific CMK is used for encryption. In other cases, leave this parameter empty. 
    });
    console.log(result);
  } catch (e) {
    console.log(e);
  }
}

putBucketEncryption();

# -*- coding: utf-8 -*-
import oss2
from oss2.credentials import EnvironmentVariableCredentialsProvider
from oss2.models import ServerSideEncryptionRule
# Obtain access credentials from the environment variables. Before you run the sample code, make sure that you have configured environment variables OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET. 
auth = oss2.ProviderAuth(EnvironmentVariableCredentialsProvider())
# Specify the endpoint of the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com. 
# Specify the name of the bucket. Example: examplebucket. 
bucket = oss2.Bucket(auth, 'https://oss-cn-hangzhou.aliyuncs.com', 'examplebucket')

# Create encryption configurations for the bucket. In this example, AES-256 encryption is used. 
rule = ServerSideEncryptionRule()
rule.sse_algorithm = oss2.SERVER_SIDE_ENCRYPTION_AES256
# Specify the CMK ID. The CMK ID can be specified only if you use the OSS-KMS encryption method. If you want to use a specified CMK for encryption, enter the CMK ID. If you want to use the default CMK managed by KMS for encryption, leave this parameter empty. If you use AES-256 encryption, you must leave this parameter empty. 
rule.kms_master_keyid = ""

# Apply the encryption configurations to the bucket. 
result = bucket.put_bucket_encryption(rule)

# Display the returned HTTP status code. 
print('http response code:', result.status)

using Aliyun.OSS;
using Aliyun.OSS.Common;
// Specify the endpoint of the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com. 
var endpoint = "yourEndpoint";
// Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
var accessKeyId = Environment.GetEnvironmentVariable("OSS_ACCESS_KEY_ID");
var accessKeySecret = Environment.GetEnvironmentVariable("OSS_ACCESS_KEY_SECRET");
// Specify the name of the bucket. Example: examplebucket. 
var bucketName = "examplebucket";
// Create an OSSClient instance. 
var client = new OssClient(endpoint, accessKeyId, accessKeySecret);
try
{
    // Configure server-side encryption for the bucket. 
    var request = new SetBucketEncryptionRequest(bucketName, "KMS", null);
    client.SetBucketEncryption(request);
    Console.WriteLine("Set bucket:{0} Encryption succeeded ", bucketName);
}
catch (OssException ex)
{
    Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
        ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
    Console.WriteLine("Failed with error info: {0}", ex.Message);
}

package main

import (
  "fmt"
  "os"

  "github.com/aliyun/aliyun-oss-go-sdk/oss"
)

func main() {
	// Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
	provider, err := oss.NewEnvironmentVariableCredentialsProvider()
	if err != nil {
		fmt.Println("Error:", err)
		os.Exit(-1)
	}
	// Create an OSSClient instance. 
	// Specify the endpoint of the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com. Specify your actual endpoint. 
	client, err := oss.New("yourEndpoint", "", "", oss.SetCredentialsProvider(&provider))
	if err != nil {
		fmt.Println("Error:", err)
		os.Exit(-1)
	}

  // Initialize an encryption rule. In this example, the AES-256 encryption algorithm is used. 
  config := oss.ServerEncryptionRule{SSEDefault: oss.SSEDefaultRule{SSEAlgorithm: "AES256"}}
  err = client.SetBucketEncryption("yourBucketName", config)
  if err != nil {
    fmt.Println("Error:", err)
    os.Exit(-1)
  }
}

#include <alibabacloud/oss/OssClient.h>
using namespace AlibabaCloud::OSS;

int main(void)
{
    /* Initialize information about the account that is used to access OSS. */
            
    /* Specify the endpoint of the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com. */
    std::string Endpoint = "https://oss-cn-hangzhou.aliyuncs.com";
    /* Specify the name of the bucket. Example: examplebucket. */
    std::string BucketName = "examplebucket";

    /* Initialize resources, such as network resources. */
    InitializeSdk();

    ClientConfiguration conf;
    /* Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. */
    auto credentialsProvider = std::make_shared<EnvironmentVariableCredentialsProvider>();
    OssClient client(Endpoint, credentialsProvider, conf);

    SetBucketEncryptionRequest setrequest(BucketName);
    setrequest.setSSEAlgorithm(SSEAlgorithm::KMS);
    /* Configure server-side encryption based on KMS. */
    auto outcome = client.SetBucketEncryption(setrequest);

    if (!outcome.isSuccess()) {
        /* Handle exceptions. */
        std::cout << "SetBucketEncryption fail" <<
        ",code:" << outcome.error().Code() <<
        ",message:" << outcome.error().Message() <<
        ",requestId:" << outcome.error().RequestId() << std::endl;
        return -1;
    }

    /* Release resources, such as network resources. */
    ShutdownSdk();
    return 0;
}