diff --git a/pkg/hostman/hostmetrics/hostmetrics.go b/pkg/hostman/hostmetrics/hostmetrics.go
index 95612c547f..fb17abfb8d 100644
--- a/pkg/hostman/hostmetrics/hostmetrics.go
+++ b/pkg/hostman/hostmetrics/hostmetrics.go
@@ -107,6 +107,7 @@ func (m *SHostMetricsCollector) reportUsageToTelegraf(data string) {
 		log.Errorf("Upload guest metric failed: %s", err)
 		return
 	}
+	defer res.Body.Close()
 	if res.StatusCode != 204 {
 		log.Errorf("upload guest metric failed %d", res.StatusCode)
 		timestamp := time.Now().UnixNano()
@@ -119,6 +120,9 @@ func (m *SHostMetricsCollector) reportUsageToTelegraf(data string) {
 			oldDatas := strings.Join(m.waitingReportData, "\n")
 			body = strings.NewReader(oldDatas)
 			res, err = httputils.Request(httputils.GetDefaultClient(), context.Background(), "POST", TelegrafServer, nil, body, false)
+			if err == nil {
+				defer res.Body.Close()
+			}
 			if res.StatusCode == 204 {
 				m.waitingReportData = m.waitingReportData[len(m.waitingReportData):]
 			} else {
diff --git a/pkg/image/models/images.go b/pkg/image/models/images.go
index 4d994fe7ee..7303320782 100644
--- a/pkg/image/models/images.go
+++ b/pkg/image/models/images.go
@@ -115,6 +115,9 @@ type SImage struct {
 	MinRamMB   int32  `name:"min_ram" nullable:"false" default:"0" list:"user" create:"optional" update:"user"`
 
 	Protected tristate.TriState `nullable:"true" list:"user" get:"user" create:"optional" update:"user"`
+
+	// image copy from url, save origin checksum before probe
+	OssChecksum string `width:"32" charset:"ascii" nullable:"true" get:"user" list:"user"`
 }
 
 func (manager *SImageManager) CustomizeHandlerInfo(info *appsrv.SHandlerInfo) {
@@ -219,6 +222,15 @@ func (self *SImage) CustomizedGetDetailsBody(ctx context.Context, userCred mccli
 	return nil, nil
 }
 
+func (self *SImage) getMoreDetails(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, extra *jsonutils.JSONDict) *jsonutils.JSONDict {
+	var ossChksum = self.OssChecksum
+	if len(self.OssChecksum) == 0 {
+		ossChksum = self.Checksum
+	}
+	extra.Set("oss_checksum", jsonutils.NewString(ossChksum))
+	return extra
+}
+
 func (self *SImage) GetCustomizeColumns(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) *jsonutils.JSONDict {
 	extra := self.SVirtualResourceBase.GetCustomizeColumns(ctx, userCred, query)
 	properties, _ := ImagePropertyManager.GetProperties(self.Id)
@@ -229,7 +241,7 @@ func (self *SImage) GetCustomizeColumns(ctx context.Context, userCred mcclient.T
 		}
 		extra.Add(jsonProps, "properties")
 	}
-	return extra
+	return self.getMoreDetails(ctx, userCred, query, extra)
 }
 
 func (self *SImage) GetExtraDetails(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) (*jsonutils.JSONDict, error) {
@@ -253,7 +265,7 @@ func (self *SImage) GetExtraDetails(ctx context.Context, userCred mcclient.Token
 		extra.Add(jsonutils.NewString(timeutils.FullIsoTime(pendingDeletedAt)), "auto_delete_at")
 	}
 
-	return extra, nil
+	return self.getMoreDetails(ctx, userCred, query, extra), nil
 }
 
 func (self *SImage) GetExtraDetailsHeaders(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) map[string]string {
@@ -299,6 +311,13 @@ func (self *SImage) GetExtraDetailsHeaders(ctx context.Context, userCred mcclien
 		}
 	}
 
+	// none of subimage business
+	var ossChksum = self.OssChecksum
+	if len(self.OssChecksum) == 0 {
+		ossChksum = self.Checksum
+	}
+	headers[fmt.Sprintf("%s%s", modules.IMAGE_META, "oss_checksum")] = ossChksum
+
 	properties, _ := ImagePropertyManager.GetProperties(self.Id)
 	if len(properties) > 0 {
 		for k, v := range properties {
diff --git a/pkg/image/tasks/image_copy_from_url_task.go b/pkg/image/tasks/image_copy_from_url_task.go
index 49059ce7a6..8621aeac6f 100644
--- a/pkg/image/tasks/image_copy_from_url_task.go
+++ b/pkg/image/tasks/image_copy_from_url_task.go
@@ -50,10 +50,21 @@ func (self *ImageCopyFromUrlTask) OnInit(ctx context.Context, obj db.IStandalone
 		if err != nil {
 			return nil, err
 		}
+		defer resp.Body.Close()
 		err = image.SaveImageFromStream(resp.Body, false)
 		if err != nil {
 			return nil, err
 		}
+		md5 := resp.Header.Get("Content-Md5")
+		if len(md5) == 0 {
+			md5 = resp.Header.Get("x-oss-meta-yunion-os-checksum")
+		}
+		if len(md5) > 0 {
+			db.Update(image, func() error {
+				image.OssChecksum = md5
+				return nil
+			})
+		}
 		return nil, nil
 	})
 }