update upload progress && single object length

example/object/uploadPart.go

@@ -79,10 +79,10 @@ func main() {
 	resp, err := c.Object.UploadPart(
 		context.Background(), name, uploadID, 1, fd, opt,
 	)
+	log_status(err)
 	optcom.Parts = append(optcom.Parts, cos.Object{
 		PartNumber: 1, ETag: resp.Header.Get("ETag"),
 	})
-	log_status(err)
 
 	f := strings.NewReader("test heoo")
 	resp, err = c.Object.UploadPart(

helper.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"crypto/md5"
 	"crypto/sha1"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
@@ -12,6 +13,9 @@ import (
 	"strings"
 )
 
+// 单次上传文件最大为5GB
+const singleUploadMaxLength = 5 * 1024 * 1024 * 1024
+
 // 计算 md5 或 sha1 时的分块大小
 const calDigestBlockSize = 1024 * 1024 * 10
 
@@ -140,3 +144,11 @@ func GetReaderLen(reader io.Reader) (length int64, err error) {
 	}
 	return
 }
+
+func CheckReaderLen(reader io.Reader) error {
+	nlen, err := GetReaderLen(reader)
+	if err != nil || nlen < singleUploadMaxLength {
+		return nil
+	}
+	return errors.New("The single object size you upload can not be larger than 5GB")
+}

object.go

@@ -127,7 +127,7 @@ func (s *ObjectService) GetPresignedURL(ctx context.Context, httpMethod, name, a
 		authTime = NewAuthTime(expired)
 	}
 	authorization := newAuthorization(ak, sk, req, authTime)
-	sign := encodeURIComponent(authorization, []byte{'&','='})
+	sign := encodeURIComponent(authorization, []byte{'&', '='})
 
 	if req.URL.RawQuery == "" {
 		req.URL.RawQuery = fmt.Sprintf("%s", sign)
@@ -181,6 +181,9 @@ type ObjectPutOptions struct {
 //
 // https://www.qcloud.com/document/product/436/7749
 func (s *ObjectService) Put(ctx context.Context, name string, r io.Reader, opt *ObjectPutOptions) (*Response, error) {
+	if err := CheckReaderLen(r); err != nil {
+		return nil, err
+	}
 	if opt != nil && opt.Listener != nil {
 		totalBytes, err := GetReaderLen(r)
 		if err != nil {
@@ -802,28 +805,30 @@ func (s *ObjectService) Upload(ctx context.Context, name string, filepath string
 	progressCallback(listener, event)
 
 	// 4.Push jobs
-	for _, chunk := range chunks {
-		if chunk.Done {
-			continue
-		}
-		partOpt := &ObjectUploadPartOptions{}
-		if optini != nil && optini.ObjectPutHeaderOptions != nil {
-			partOpt.XCosSSECustomerAglo = optini.XCosSSECustomerAglo
-			partOpt.XCosSSECustomerKey = optini.XCosSSECustomerKey
-			partOpt.XCosSSECustomerKeyMD5 = optini.XCosSSECustomerKeyMD5
-			partOpt.XCosTrafficLimit = optini.XCosTrafficLimit
-		}
-		job := &Jobs{
-			Name:       name,
-			RetryTimes: 3,
-			FilePath:   filepath,
-			UploadId:   uploadID,
-			Chunk:      chunk,
-			Opt:        partOpt,
+	go func() {
+		for _, chunk := range chunks {
+			if chunk.Done {
+				continue
+			}
+			partOpt := &ObjectUploadPartOptions{}
+			if optini != nil && optini.ObjectPutHeaderOptions != nil {
+				partOpt.XCosSSECustomerAglo = optini.XCosSSECustomerAglo
+				partOpt.XCosSSECustomerKey = optini.XCosSSECustomerKey
+				partOpt.XCosSSECustomerKeyMD5 = optini.XCosSSECustomerKeyMD5
+				partOpt.XCosTrafficLimit = optini.XCosTrafficLimit
+			}
+			job := &Jobs{
+				Name:       name,
+				RetryTimes: 3,
+				FilePath:   filepath,
+				UploadId:   uploadID,
+				Chunk:      chunk,
+				Opt:        partOpt,
+			}
+			chjobs <- job
 		}
-		chjobs <- job
-	}
-	close(chjobs)
+		close(chjobs)
+	}()
 
 	// 5.Recv the resp etag to complete
 	for i := 0; i < partNum; i++ {
@@ -854,6 +859,7 @@ func (s *ObjectService) Upload(ctx context.Context, name string, filepath string
 		event = newProgressEvent(ProgressDataEvent, chunks[res.PartNumber-1].Size, consumedBytes, totalBytes)
 		progressCallback(listener, event)
 	}
+	close(chresults)
 	sort.Sort(ObjectList(optcom.Parts))
 
 	event = newProgressEvent(ProgressCompletedEvent, 0, consumedBytes, totalBytes)

object_part.go

@@ -41,16 +41,17 @@ func (s *ObjectService) InitiateMultipartUpload(ctx context.Context, name string
 
 // ObjectUploadPartOptions is the options of upload-part
 type ObjectUploadPartOptions struct {
-	Expect          string `header:"Expect,omitempty" url:"-"`
-	XCosContentSHA1 string `header:"x-cos-content-sha1,omitempty" url:"-"`
-	ContentLength   int    `header:"Content-Length,omitempty" url:"-"`
-
+	Expect                string `header:"Expect,omitempty" url:"-"`
+	XCosContentSHA1       string `header:"x-cos-content-sha1,omitempty" url:"-"`
+	ContentLength         int    `header:"Content-Length,omitempty" url:"-"`
+	ContentMD5            string `header:"Content-MD5,omitempty" url:"-"`
 	XCosSSECustomerAglo   string `header:"x-cos-server-side-encryption-customer-algorithm,omitempty" url:"-" xml:"-"`
 	XCosSSECustomerKey    string `header:"x-cos-server-side-encryption-customer-key,omitempty" url:"-" xml:"-"`
 	XCosSSECustomerKeyMD5 string `header:"x-cos-server-side-encryption-customer-key-MD5,omitempty" url:"-" xml:"-"`
 
 	XCosTrafficLimit int `header:"x-cos-traffic-limit,omitempty" url:"-" xml:"-"`
 
+	XOptionHeader *http.Header `header:"-,omitempty" url:"-" xml:"-"`
 	// 上传进度, ProgressCompleteEvent不能表示对应API调用成功，API是否调用成功的判断标准为返回err==nil
 	Listener ProgressListener `header:"-" url:"-" xml:"-"`
 }
@@ -64,6 +65,9 @@ type ObjectUploadPartOptions struct {
 //
 // https://www.qcloud.com/document/product/436/7750
 func (s *ObjectService) UploadPart(ctx context.Context, name, uploadID string, partNumber int, r io.Reader, opt *ObjectUploadPartOptions) (*Response, error) {
+	if err := CheckReaderLen(r); err != nil {
+		return nil, err
+	}
 	if opt != nil && opt.Listener != nil {
 		totalBytes, err := GetReaderLen(r)
 		if err != nil {

progress.go

@@ -97,6 +97,10 @@ func (r *teeReader) Close() error {
 	return nil
 }
 
+func (r *teeReader) Size() int64 {
+	return r.totalBytes
+}
+
 func TeeReader(reader io.Reader, writer io.Writer, total int64, listener ProgressListener) *teeReader {
 	return &teeReader{
 		reader:        reader,