diff --git a/modules/obs/temporary.go b/modules/obs/temporary.go
index 7a2ad9b64..dfb87ffc6 100755
--- a/modules/obs/temporary.go
+++ b/modules/obs/temporary.go
@@ -791,8 +791,8 @@ func (obsClient ObsClient) GetBucketRequestPaymentWithSignedUrl(signedUrl string
 }
 
 
-func (obsClient ObsClient) CreateUploadPartSignedUrl(bucketName, objectKey, uploadId string, partNumber int, partSize int64) (string, error) {
-	requestURL := ""
+func (obsClient ObsClient) CreateUploadPartSignedUrl(bucketName, objectKey, uploadId string, partNumber int, partSize int64) (*http.Request, error) {
+	var req *http.Request
 
 	input := &UploadPartInput{}
 	input.Bucket = bucketName
@@ -808,7 +808,7 @@ func (obsClient ObsClient) CreateUploadPartSignedUrl(bucketName, objectKey, uplo
 
 	params, headers, _, err := input.trans(obsClient.conf.signature == SignatureObs)
 	if err != nil {
-		return requestURL, err
+		return req, err
 	}
 
 	if params == nil {
@@ -833,10 +833,63 @@ func (obsClient ObsClient) CreateUploadPartSignedUrl(bucketName, objectKey, uplo
 
 	headers["Content-Length"] = []string{com.ToStr(partNumber,10)}
 
-	requestURL, err = obsClient.doAuth(HTTP_PUT, bucketName, objectKey, params, headers, "")
+	requestURL, err := obsClient.doAuth(HTTP_PUT, bucketName, objectKey, params, headers, "")
 	if err != nil {
-		return requestURL, nil
+		return req, nil
 	}
 
-	return requestURL, nil
+	var _data io.Reader
+	req, err = http.NewRequest(HTTP_PUT, requestURL, _data)
+	if obsClient.conf.ctx != nil {
+		req = req.WithContext(obsClient.conf.ctx)
+	}
+	if err != nil {
+		return req, err
+	}
+
+	if isDebugLogEnabled() {
+		auth := headers[HEADER_AUTH_CAMEL]
+		delete(headers, HEADER_AUTH_CAMEL)
+
+		var isSecurityToken bool
+		var securityToken []string
+		if securityToken, isSecurityToken = headers[HEADER_STS_TOKEN_AMZ]; isSecurityToken {
+			headers[HEADER_STS_TOKEN_AMZ] = []string{"******"}
+		} else if securityToken, isSecurityToken = headers[HEADER_STS_TOKEN_OBS]; isSecurityToken {
+			headers[HEADER_STS_TOKEN_OBS] = []string{"******"}
+		}
+		doLog(LEVEL_DEBUG, "Request headers: %v", headers)
+		headers[HEADER_AUTH_CAMEL] = auth
+		if isSecurityToken {
+			if obsClient.conf.signature == SignatureObs {
+				headers[HEADER_STS_TOKEN_OBS] = securityToken
+			} else {
+				headers[HEADER_STS_TOKEN_AMZ] = securityToken
+			}
+		}
+	}
+
+	for key, value := range headers {
+		if key == HEADER_HOST_CAMEL {
+			req.Host = value[0]
+			delete(headers, key)
+		} else if key == HEADER_CONTENT_LENGTH_CAMEL {
+			req.ContentLength = StringToInt64(value[0], -1)
+			delete(headers, key)
+		} else {
+			req.Header[key] = value
+		}
+	}
+
+	var lastRequest *http.Request
+	lastRequest = req
+
+	req.Header[HEADER_USER_AGENT_CAMEL] = []string{USER_AGENT}
+
+	if lastRequest != nil {
+		req.Host = lastRequest.Host
+		req.ContentLength = lastRequest.ContentLength
+	}
+
+	return req, nil
 }
diff --git a/modules/storage/obs.go b/modules/storage/obs.go
index 0695dc62c..c80b9612f 100755
--- a/modules/storage/obs.go
+++ b/modules/storage/obs.go
@@ -140,14 +140,15 @@ func ObsGenMultiPartSignedUrl(uuid string, uploadId string, partNumber int, part
 	 */
 
 	Key := strings.TrimPrefix(path.Join(setting.BasePath, path.Join(uuid[0:1], uuid[1:2], uuid)), "/")
-	url, err := ObsCli.CreateUploadPartSignedUrl(setting.Bucket, Key, uploadId, partNumber, partSize)
+	req, err := ObsCli.CreateUploadPartSignedUrl(setting.Bucket, Key, uploadId, partNumber, partSize)
 	if err != nil {
 		log.Error("CreateSignedUrl failed:", err.Error())
 		return "", err
 	}
 
-	log.Info(url)
+	log.Info(req.URL.String())
+	log.Info("", req.Header)
 
-	return url, nil
+	return req.URL.String(), nil
 
 }
diff --git a/routers/repo/attachment.go b/routers/repo/attachment.go
index 9dcecb8c3..2be78a2e0 100755
--- a/routers/repo/attachment.go
+++ b/routers/repo/attachment.go
@@ -11,6 +11,7 @@ import (
 	"fmt"
 	"mime/multipart"
 	"net/http"
+	"path"
 	"strconv"
 	"strings"
 
@@ -275,13 +276,29 @@ func GetPresignedPutObjectURL(ctx *context.Context) {
 
 // AddAttachment response for add attachment record
 func AddAttachment(ctx *context.Context) {
-	uuid := ctx.Query("uuid")
-	has, err := storage.Attachments.HasObject(models.AttachmentRelativePath(uuid))
+	typeCloudBrain := ctx.QueryInt("type")
+	err := checkTypeCloudBrain(typeCloudBrain)
 	if err != nil {
-		ctx.ServerError("HasObject", err)
+		ctx.ServerError("checkTypeCloudBrain failed", err)
 		return
 	}
 
+	uuid := ctx.Query("uuid")
+	has := false
+	if typeCloudBrain == models.TypeCloudBrainOne {
+		has, err = storage.Attachments.HasObject(models.AttachmentRelativePath(uuid))
+		if err != nil {
+			ctx.ServerError("HasObject", err)
+			return
+		}
+	} else {
+		has, err = storage.ObsHasObject(models.AttachmentRelativePath(uuid))
+		if err != nil {
+			ctx.ServerError("ObsHasObject", err)
+			return
+		}
+	}
+
 	if !has {
 		ctx.Error(404, "attachment has not been uploaded")
 		return
@@ -294,6 +311,7 @@ func AddAttachment(ctx *context.Context) {
 		Name:       ctx.Query("file_name"),
 		Size:       ctx.QueryInt64("size"),
 		DatasetID:  ctx.QueryInt64("dataset_id"),
+		Type:		typeCloudBrain,
 	})
 
 	if err != nil {
@@ -303,16 +321,19 @@ func AddAttachment(ctx *context.Context) {
 
 	if attachment.DatasetID != 0 {
 		if strings.HasSuffix(attachment.Name, ".zip") {
-			err = worker.SendDecompressTask(contexExt.Background(), uuid)
-			if err != nil {
-				log.Error("SendDecompressTask(%s) failed:%s", uuid, err.Error())
-			} else {
-				attachment.DecompressState = models.DecompressStateIng
-				err = models.UpdateAttachment(attachment)
+			if typeCloudBrain == models.TypeCloudBrainOne {
+				err = worker.SendDecompressTask(contexExt.Background(), uuid)
 				if err != nil {
-					log.Error("UpdateAttachment state(%s) failed:%s", uuid, err.Error())
+					log.Error("SendDecompressTask(%s) failed:%s", uuid, err.Error())
+				} else {
+					attachment.DecompressState = models.DecompressStateIng
+					err = models.UpdateAttachment(attachment)
+					if err != nil {
+						log.Error("UpdateAttachment state(%s) failed:%s", uuid, err.Error())
+					}
 				}
 			}
+			//todo:decompress type_two
 		}
 	}
 
@@ -581,6 +602,16 @@ func GetMultipartUploadUrl(ctx *context.Context) {
 	})
 }
 
+func GetObsKey(ctx *context.Context) {
+	uuid := gouuid.NewV4().String()
+	key := strings.TrimPrefix(path.Join(setting.BasePath, path.Join(uuid[0:1], uuid[1:2], uuid)), "/")
+
+	ctx.JSON(200, map[string]string{
+		"uuid": uuid,
+		"key": key,
+	})
+}
+
 func UploadPart(ctx *context.Context) {
 	tmp, err := ctx.Req.Body().String()
 	log.Info(tmp)
diff --git a/routers/routes/routes.go b/routers/routes/routes.go
index 7e29ebfa5..a49dd4b65 100755
--- a/routers/routes/routes.go
+++ b/routers/routes/routes.go
@@ -530,6 +530,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Post("/complete_multipart", repo.CompleteMultipart)
 		m.Post("/update_chunk", repo.UpdateMultipart)
 		m.Post("/upload_part", repo.UploadPart)
+		m.Get("/get_obs_key", repo.GetObsKey)
 	}, reqSignIn)
 
 	m.Group("/attachments", func() {