/
completemultipartupload.go
89 lines (78 loc) · 3.2 KB
/
completemultipartupload.go
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package s3
import (
"encoding/xml"
"errors"
"io/ioutil"
"sort"
"strings"
"github.com/emicklei/go-restful"
"github.com/opensds/multi-cloud/api/pkg/common"
"github.com/opensds/multi-cloud/s3/pkg/model"
pb "github.com/opensds/multi-cloud/s3/proto"
log "github.com/sirupsen/logrus"
. "github.com/opensds/multi-cloud/s3/error"
)
func (s *APIService) CompleteMultipartUpload(request *restful.Request, response *restful.Response) {
bucketName := request.PathParameter("bucketName")
objectKey := request.PathParameter("objectKey")
uploadId := request.QueryParameter("uploadId")
multipartUpload := pb.MultipartUpload{}
multipartUpload.Bucket = bucketName
multipartUpload.Key = objectKey
multipartUpload.UploadId = uploadId
completeMultipartBytes, err := ioutil.ReadAll(request.Request.Body)
if err != nil {
log.Errorln("unable to complete multipart upload when read request body. err:", err)
WriteErrorResponse(response, request, ErrInternalError)
return
}
complMultipartUpload := &model.CompleteMultipartUpload{}
if err = xml.Unmarshal(completeMultipartBytes, complMultipartUpload); err != nil {
log.Errorf("unable to parse complete multipart upload XML. data: %s, err: %v", string(completeMultipartBytes), err)
WriteErrorResponse(response, request, ErrMalformedXML)
return
}
if len(complMultipartUpload.Parts) == 0 {
log.Errorf("unable to complete multipart upload. err: %v", errors.New("len(complMultipartUpload.Parts) == 0"))
WriteErrorResponse(response, request, ErrMalformedXML)
return
}
if !sort.IsSorted(model.CompletedParts(complMultipartUpload.Parts)) {
log.Errorf("unable to complete multipart upload. data: %+v, err: %v", complMultipartUpload.Parts, errors.New("part not sorted."))
WriteErrorResponse(response, request, ErrInvalidPartOrder)
return
}
// Complete parts.
var completeParts []*pb.CompletePart
for _, part := range complMultipartUpload.Parts {
part.ETag = strings.TrimPrefix(part.ETag, "\"")
part.ETag = strings.TrimSuffix(part.ETag, "\"")
completeParts = append(completeParts, &pb.CompletePart{PartNumber: part.PartNumber, ETag: part.ETag})
}
ctx := common.InitCtxWithAuthInfo(request)
result, err := s.s3Client.CompleteMultipartUpload(ctx, &pb.CompleteMultipartRequest{
BucketName: bucketName,
ObjectKey: objectKey,
UploadId: uploadId,
CompleteParts: completeParts,
})
if HandleS3Error(response, request, err, result.GetErrorCode()) != nil {
log.Errorf("unable to complete multipart. err:%v, errCode:%v", err, result.ErrorCode)
return
}
// Get object location.
location := GetLocation(request.Request)
// Generate complete multipart response.
data := GenerateCompleteMultipartUploadResponse(bucketName, objectKey, location, result.ETag)
encodedSuccessResponse, err := xmlFormat(data)
if err != nil {
log.Errorln("unable to parse CompleteMultipartUpload response, err:", err)
WriteErrorResponseNoHeader(response, request, ErrInternalError, request.Request.URL.Path)
return
}
setXmlHeader(response, encodedSuccessResponse)
// write success response.
WriteSuccessResponse(response, encodedSuccessResponse)
log.Infof("Complete multipart upload[bucketName=%s, objectKey=%s, uploadId=%s] successfully.\n",
bucketName, objectKey, uploadId)
}