refactor(123_open): improve upload (#1076)

* refactor(123_open): improve upload

* optimize buffer initialization for multipart form

* 每次重试生成新的表单

* .
This commit is contained in:
j2rong4cn
2025-08-17 14:25:23 +08:00
committed by GitHub
parent 016ed90efa
commit f86ebc52a0

View File

@ -70,6 +70,8 @@ func (d *Open123) Upload(ctx context.Context, file model.FileStreamer, createRes
var reader *stream.SectionReader
var rateLimitedRd io.Reader
sliceMD5 := ""
// 表单
b := bytes.NewBuffer(make([]byte, 0, 2048))
threadG.GoWithLifecycle(errgroup.Lifecycle{
Before: func(ctx context.Context) error {
if reader == nil {
@ -84,7 +86,6 @@ func (d *Open123) Upload(ctx context.Context, file model.FileStreamer, createRes
if err != nil {
return err
}
rateLimitedRd = driver.NewLimitedUploadStream(ctx, reader)
}
return nil
},
@ -92,9 +93,8 @@ func (d *Open123) Upload(ctx context.Context, file model.FileStreamer, createRes
// 重置分片reader位置因为HashReader、上一次失败已经读取到分片EOF
reader.Seek(0, io.SeekStart)
// 创建表单数据
var b bytes.Buffer
w := multipart.NewWriter(&b)
b.Reset()
w := multipart.NewWriter(b)
// 添加表单字段
err = w.WriteField("preuploadID", createResp.Data.PreuploadID)
if err != nil {
@ -109,21 +109,20 @@ func (d *Open123) Upload(ctx context.Context, file model.FileStreamer, createRes
return err
}
// 写入文件内容
fw, err := w.CreateFormFile("slice", fmt.Sprintf("%s.part%d", file.GetName(), partNumber))
if err != nil {
return err
}
_, err = utils.CopyWithBuffer(fw, rateLimitedRd)
_, err = w.CreateFormFile("slice", fmt.Sprintf("%s.part%d", file.GetName(), partNumber))
if err != nil {
return err
}
headSize := b.Len()
err = w.Close()
if err != nil {
return err
}
head := bytes.NewReader(b.Bytes()[:headSize])
tail := bytes.NewReader(b.Bytes()[headSize:])
rateLimitedRd = driver.NewLimitedUploadStream(ctx, io.MultiReader(head, reader, tail))
// 创建请求并设置header
req, err := http.NewRequestWithContext(ctx, http.MethodPost, uploadDomain+"/upload/v2/file/slice", &b)
req, err := http.NewRequestWithContext(ctx, http.MethodPost, uploadDomain+"/upload/v2/file/slice", rateLimitedRd)
if err != nil {
return err
}