修改EC配置用于测试

main.go

@@ -0,0 +1,95 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"strconv"
+	"time"
+
+	cdssdk "gitlink.org.cn/cloudream/common/sdks/storage"
+)
+
+func main() {
+	test1("http://121.36.5.116:32010")
+	// test2("http://127.0.0.1:7890")
+}
+
+func test1(url string) {
+	cli := cdssdk.NewClient(&cdssdk.Config{
+		URL: url,
+	})
+
+	openLen, err := strconv.ParseInt(os.Args[1], 10, 64)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	readLen, err := strconv.ParseInt(os.Args[2], 10, 64)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	partLen, err := strconv.ParseInt(os.Args[3], 10, 64)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	startTime := time.Now()
+	obj, err := cli.Object().Download(cdssdk.ObjectDownload{
+		UserID:   1,
+		ObjectID: 470790,
+		Offset:   0,
+		Length:   &openLen,
+		PartSize: partLen,
+	})
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Printf("Open time: %v\n", time.Since(startTime))
+
+	startTime = time.Now()
+	buf := make([]byte, readLen)
+	_, err = io.ReadFull(obj.File, buf)
+	fmt.Printf("Read time: %v\n", time.Since(startTime))
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	startTime = time.Now()
+	obj.File.Close()
+	fmt.Printf("Close time: %v\n", time.Since(startTime))
+}
+
+func test2(url string) {
+	cli := cdssdk.NewClient(&cdssdk.Config{
+		URL: url,
+	})
+
+	obj, err := cli.Object().Download(cdssdk.ObjectDownload{
+		UserID:   1,
+		ObjectID: 27151,
+		Offset:   0,
+		PartSize: 100000000,
+		// Length:   &openLen,
+	})
+
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	f, err := os.Create("test.txt")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	io.Copy(f, obj.File)
+}
+

sdks/storage/models.go

@@ -71,7 +71,7 @@ func (b *RepRedundancy) Value() (driver.Value, error) {
 	return serder.ObjectToJSONEx[Redundancy](b)
 }
 
-var DefaultECRedundancy = *NewECRedundancy(2, 3, 1024*1024*5)
+var DefaultECRedundancy = *NewECRedundancy(3, 6, 1024*1024*5)
 
 type ECRedundancy struct {
 	serder.Metadata `union:"ec"`

utils/time2/test.go

@@ -0,0 +1,104 @@
+package time2
+
+import (
+	"fmt"
+	"path"
+	"runtime"
+	"strings"
+	"time"
+)
+
+type Measurement struct {
+	startTime     time.Time
+	lastPointTime time.Time
+	printer       func(string)
+	on            bool
+	title         string
+}
+
+func NewMeasurement(printer func(string)) Measurement {
+	return Measurement{
+		printer: printer,
+	}
+}
+
+func (m *Measurement) Begin(on bool, title ...string) {
+	if m == nil {
+		return
+	}
+
+	m.on = on
+	m.title = strings.Join(title, ".")
+
+	if on {
+		m.startTime = time.Now()
+		m.lastPointTime = m.startTime
+
+		_, file, line, ok := runtime.Caller(1)
+
+		titlePart := ""
+		if m.title != "" {
+			titlePart = fmt.Sprintf(":%s", m.title)
+		}
+
+		if ok {
+			m.printer(fmt.Sprintf("[begin%v]%v:%v", titlePart, path.Base(file), line))
+		} else {
+			m.printer(fmt.Sprintf("[begin%v]unknown point", titlePart))
+		}
+	}
+}
+
+func (m *Measurement) Point(head ...string) {
+	if m == nil {
+		return
+	}
+
+	if m.on {
+		m.printer(m.makePointString(strings.Join(head, ".")))
+	}
+}
+
+func (m *Measurement) makePointString(head string) string {
+	last := m.lastPointTime
+	now := time.Now()
+	m.lastPointTime = now
+
+	_, file, line, ok := runtime.Caller(2)
+
+	prefixCont := ""
+
+	if m.title != "" {
+		prefixCont = m.title
+	}
+
+	if head != "" {
+		if prefixCont == "" {
+			prefixCont = head
+		} else {
+			prefixCont = fmt.Sprintf("%s.%s", prefixCont, head)
+		}
+	}
+
+	prefixPart := ""
+	if prefixCont != "" {
+		prefixPart = fmt.Sprintf("[%s]", prefixCont)
+	}
+
+	if ok {
+		return fmt.Sprintf("%v%v:%v@%v(%v)", prefixPart, path.Base(file), line, now.Sub(last), now.Sub(m.startTime))
+	}
+
+	return fmt.Sprintf("%vunknown point@%v(%v)", prefixPart, now.Sub(last), now.Sub(m.startTime))
+}
+
+func (m *Measurement) End(head ...string) {
+	if m == nil {
+		return
+	}
+
+	if m.on {
+		m.printer(fmt.Sprintf("[end]%v\n", m.makePointString(strings.Join(head, "."))))
+	}
+}
+