feat(infra): 极限优化 MinIO 分片上传性能
- 并行验证分片文件,减少网络延迟 - 预生成下载 URL,与文件合并并行处理 - 异步批量清理分片文件,使用 MinIO 批量删除 API -优化线程池配置,根据 CPU 核心数动态调整 -
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@ -154,4 +154,34 @@ POST /infra/file/multipart/abort
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**受影响的方法**:
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- `MinioService.completeMultipartUpload()` - 新增分片合并逻辑
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- `MinioService.abortMultipartUpload()` - 新增分片清理逻辑
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- `MultipartUploadServiceImpl.abortMultipartUpload()` - 传递精确分片数信息
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- `MultipartUploadServiceImpl.abortMultipartUpload()` - 传递精确分片数信息
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### 2024-12-19:极限性能优化
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**问题描述**:
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用户反馈`multipart/complete`接口响应速度过慢,需要进一步优化性能。
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**性能瓶颈分析**:
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1. **串行验证分片文件** - 每个分片单独调用statObject,网络延迟累积
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2. **同步清理分片文件** - 等待清理完成才返回响应
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3. **串行获取文件信息和URL** - 按顺序执行,浪费时间
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4. **单个删除API** - 逐个删除分片,网络请求过多
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**极限优化方案**:
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1. **并行验证分片文件** - 所有分片同时验证,网络延迟仅为单次
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2. **预生成下载URL** - 在文件合并的同时生成URL,并行处理
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3. **异步批量清理** - 使用MinIO批量删除API,后台处理
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4. **优化线程池配置** - 根据CPU核心数动态调整线程数
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5. **降级机制** - 批量删除失败时自动降级为单个删除
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**性能提升效果**:
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- **验证阶段**: 从`N × 网络延迟`降低到`1 × 网络延迟`
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- **清理阶段**: 从`N × 删除延迟`降低到`1 × 批量删除延迟`
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- **URL生成**: 从串行变为并行,节省50%时间
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- **总体响应**: 预计提升70-90%(分片越多效果越明显)
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**安全保障**:
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- ✅ 文件合并完成后才返回URL,确保链接立即可用
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- ✅ 批量删除失败时自动降级为单个删除
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- ✅ 超时保护机制,避免长时间等待
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- ✅ 线程池优雅关闭,避免资源泄漏
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@ -14,12 +14,15 @@ import io.minio.StatObjectResponse;
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import io.minio.http.Method;
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import io.minio.ComposeObjectArgs;
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import io.minio.ComposeSource;
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import io.minio.RemoveObjectsArgs;
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import io.minio.messages.DeleteObject;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.MultipartUploadCompleteRequest;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import org.springframework.web.multipart.MultipartFile;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import javax.annotation.Resource;
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import java.io.InputStream;
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import java.time.Instant;
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@ -29,6 +32,12 @@ import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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import java.util.stream.Collectors;
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/**
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* MinIO 文件服务类
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@ -43,6 +52,9 @@ public class MinioService {
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private MinioConfigProperties minioConfigProperties;
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private MinioClient minioClient;
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// 用于并行处理的线程池
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private ExecutorService executorService;
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/**
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* 初始化 MinIO 客户端
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@ -55,6 +67,14 @@ public class MinioService {
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.credentials(minioConfigProperties.getAccessKey(), minioConfigProperties.getSecretKey())
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.build();
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// 初始化线程池,用于并行处理(优化配置)
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int corePoolSize = Math.max(4, Runtime.getRuntime().availableProcessors());
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this.executorService = Executors.newFixedThreadPool(corePoolSize * 2, r -> {
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Thread t = new Thread(r, "minio-parallel-pool");
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t.setDaemon(true);
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return t;
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});
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// 检查桶是否存在,不存在则创建
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String[] bucketsToCreate = {minioConfigProperties.getBucketName(), "user-uploads"};
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@ -83,6 +103,17 @@ public class MinioService {
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}
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}
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/**
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* 销毁方法,关闭线程池
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*/
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@PreDestroy
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public void destroy() {
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if (executorService != null && !executorService.isShutdown()) {
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executorService.shutdown();
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log.info("MinIO 线程池已关闭");
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}
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}
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/**
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* 上传单个文件
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*
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@ -351,8 +382,8 @@ public class MinioService {
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}
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/**
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* 完成分片上传 - 合并分片文件
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* 将所有分片文件合并成最终文件
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* 完成分片上传 - 极限性能优化版本
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* 使用预生成URL + 批量删除 + 优化的并行处理
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*
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* @param uploadId 上传会话ID
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* @param objectName 对象名称
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@ -361,42 +392,67 @@ public class MinioService {
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*/
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public MultipartUploadCompleteResult completeMultipartUpload(String uploadId, String objectName,
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java.util.List<MultipartUploadCompleteRequest.PartInfo> parts) throws Exception {
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long startTime = System.currentTimeMillis();
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try {
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// 使用固定的 user-uploads bucket
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String bucketName = "user-uploads";
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// 1. 验证所有分片文件是否存在并构建ComposeSource列表
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java.util.List<ComposeSource> sources = new java.util.ArrayList<>();
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// 按照分片编号排序
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// 1. 按照分片编号排序
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parts.sort((a, b) -> a.getPartNumber().compareTo(b.getPartNumber()));
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for (MultipartUploadCompleteRequest.PartInfo part : parts) {
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String chunkObjectName = objectName + ".part" + part.getPartNumber();
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// 验证分片文件是否存在
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// 2. 并行验证 + 预生成URL
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log.info("开始极限性能处理{}个分片文件", parts.size());
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// 预生成下载URL的Future
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CompletableFuture<String> urlFuture = CompletableFuture.supplyAsync(() -> {
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try {
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StatObjectResponse stat = minioClient.statObject(
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StatObjectArgs.builder()
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return minioClient.getPresignedObjectUrl(
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GetPresignedObjectUrlArgs.builder()
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.method(Method.GET)
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.bucket(bucketName)
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.object(chunkObjectName)
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.object(objectName)
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.build()
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);
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log.debug("分片文件验证通过: {}, 大小: {}", chunkObjectName, stat.size());
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// 添加到合并源列表
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sources.add(ComposeSource.builder()
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.bucket(bucketName)
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.object(chunkObjectName)
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.build()
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);
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} catch (Exception e) {
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log.error("分片文件不存在: {}", chunkObjectName);
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throw new Exception("分片文件不存在: " + chunkObjectName);
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throw new RuntimeException("预生成URL失败", e);
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}
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}
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}, executorService);
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// 2. 合并分片文件成最终文件
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// 并行验证分片文件
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List<CompletableFuture<ComposeSource>> futures = parts.stream()
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.map(part -> CompletableFuture.supplyAsync(() -> {
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String chunkObjectName = objectName + ".part" + part.getPartNumber();
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try {
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// 快速验证(只检查存在性,不获取详细信息)
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minioClient.statObject(
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StatObjectArgs.builder()
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.bucket(bucketName)
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.object(chunkObjectName)
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.build()
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);
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// 返回ComposeSource
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return ComposeSource.builder()
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.bucket(bucketName)
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.object(chunkObjectName)
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.build();
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} catch (Exception e) {
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log.error("分片文件不存在: {}", chunkObjectName);
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throw new RuntimeException("分片文件不存在: " + chunkObjectName, e);
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}
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}, executorService))
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.collect(Collectors.toList());
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// 等待所有验证完成
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List<ComposeSource> sources = futures.stream()
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.map(CompletableFuture::join)
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.collect(Collectors.toList());
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long verifyTime = System.currentTimeMillis();
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log.info("分片文件验证完成,耗时: {}ms", verifyTime - startTime);
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// 3. 合并分片文件成最终文件
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minioClient.composeObject(
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ComposeObjectArgs.builder()
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.bucket(bucketName)
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@ -405,46 +461,35 @@ public class MinioService {
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.build()
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);
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log.info("分片文件合并成功: {}", objectName);
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long composeTime = System.currentTimeMillis();
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log.info("分片文件合并成功: {}, 耗时: {}ms", objectName, composeTime - verifyTime);
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// 3. 验证最终文件是否存在
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StatObjectResponse finalStat = minioClient.statObject(
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StatObjectArgs.builder()
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.bucket(bucketName)
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.object(objectName)
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.build()
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);
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// 4. 清理分片文件
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for (MultipartUploadCompleteRequest.PartInfo part : parts) {
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String chunkObjectName = objectName + ".part" + part.getPartNumber();
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// 4. 并行获取文件信息和URL
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CompletableFuture<StatObjectResponse> statFuture = CompletableFuture.supplyAsync(() -> {
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try {
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minioClient.removeObject(
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RemoveObjectArgs.builder()
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return minioClient.statObject(
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StatObjectArgs.builder()
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.bucket(bucketName)
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.object(chunkObjectName)
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.object(objectName)
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.build()
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);
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log.debug("清理分片文件: {}", chunkObjectName);
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} catch (Exception e) {
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log.warn("清理分片文件失败: {}", chunkObjectName, e);
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// 不抛出异常,继续执行
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throw new RuntimeException("获取文件信息失败", e);
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}
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}
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}, executorService);
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// 5. 生成预签名下载URL
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String fileUrl = minioClient.getPresignedObjectUrl(
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GetPresignedObjectUrlArgs.builder()
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.method(Method.GET)
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.bucket(bucketName)
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.object(objectName)
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.build()
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);
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// 6. 获取文件的etag
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// 等待文件信息和URL
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StatObjectResponse finalStat = statFuture.get(30, TimeUnit.SECONDS);
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String fileUrl = urlFuture.get(30, TimeUnit.SECONDS);
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String etag = finalStat.etag();
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log.info("完成分片上传成功,对象名: {}, 文件大小: {}, 返回预签名下载URL", objectName, finalStat.size());
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// 5. 异步批量清理分片文件(不阻塞响应)
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cleanupChunkFilesBatch(bucketName, objectName, parts);
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long totalTime = System.currentTimeMillis();
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log.info("完成分片上传成功,对象名: {}, 文件大小: {}, 总耗时: {}ms",
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objectName, finalStat.size(), totalTime - startTime);
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return new MultipartUploadCompleteResult(fileUrl, etag);
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} catch (Exception e) {
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log.error("完成分片上传失败", e);
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@ -452,6 +497,65 @@ public class MinioService {
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}
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}
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/**
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* 异步批量清理分片文件
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* 使用MinIO批量删除API,性能更优
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*/
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private void cleanupChunkFilesBatch(String bucketName, String objectName,
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List<MultipartUploadCompleteRequest.PartInfo> parts) {
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CompletableFuture.runAsync(() -> {
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try {
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log.info("开始异步批量清理{}个分片文件", parts.size());
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// 构建待删除对象列表
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List<DeleteObject> deleteObjects = parts.stream()
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.map(part -> {
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String chunkObjectName = objectName + ".part" + part.getPartNumber();
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return new DeleteObject(chunkObjectName);
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})
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.collect(Collectors.toList());
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// 批量删除分片文件
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if (!deleteObjects.isEmpty()) {
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minioClient.removeObjects(
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RemoveObjectsArgs.builder()
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.bucket(bucketName)
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.objects(deleteObjects)
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.build()
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);
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log.info("异步批量清理分片文件完成,清理了{}个文件", deleteObjects.size());
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}
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} catch (Exception e) {
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log.error("异步批量清理分片文件失败", e);
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// 如果批量删除失败,降级为单个删除
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fallbackToSingleDelete(bucketName, objectName, parts);
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}
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}, executorService);
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}
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/**
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* 降级为单个删除(当批量删除失败时)
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*/
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private void fallbackToSingleDelete(String bucketName, String objectName,
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List<MultipartUploadCompleteRequest.PartInfo> parts) {
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log.warn("降级为单个删除模式");
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parts.parallelStream().forEach(part -> {
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String chunkObjectName = objectName + ".part" + part.getPartNumber();
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try {
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minioClient.removeObject(
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RemoveObjectArgs.builder()
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.bucket(bucketName)
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.object(chunkObjectName)
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.build()
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);
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log.debug("降级删除分片文件: {}", chunkObjectName);
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} catch (Exception e) {
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log.warn("降级删除分片文件失败: {}", chunkObjectName, e);
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}
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});
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}
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/**
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* 取消分片上传 - 清理已上传的分片文件
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* 删除所有已上传的分片文件
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Reference in New Issue
Block a user