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XL: Make sure to create proper temporary files for renames to succeed. (#1654)

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Renames work in a special manner, temporary location files should
be created properly.

Fixes #1653
Fixes #1651
This commit is contained in:
Harshavardhana 2016-05-16 15:40:57 -07:00
parent 9472299308
commit 1760687c83
2 changed files with 6 additions and 3 deletions
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6
object-common-multipart.go
View file

@ -39,7 +39,8 @@ const (
func createUploadsJSON(storage StorageAPI, bucket, object, uploadID string) error {
// Place holder uploads.json
uploadsPath := path.Join(mpartMetaPrefix, bucket, object, uploadsJSONFile)
tmpUploadsPath := path.Join(tmpMetaPrefix, bucket, object, uploadID, uploadsJSONFile)
uploadsJSONSuffix := fmt.Sprintf("%s.%s", uploadID, uploadsJSONFile)
tmpUploadsPath := path.Join(tmpMetaPrefix, bucket, object, uploadsJSONSuffix)
w, err := storage.CreateFile(minioMetaBucket, uploadsPath)
if err != nil {
return err
@ -98,7 +99,8 @@ func newMultipartUploadCommon(storage StorageAPI, bucket string, object string)
return "", err
}
uploadIDPath := path.Join(mpartMetaPrefix, bucket, object, uploadID, incompleteFile)
tempUploadIDPath := path.Join(tmpMetaPrefix, bucket, object, uploadID, incompleteFile)
incompleteSuffix := fmt.Sprintf("%s.%s", uploadID, incompleteFile)
tempUploadIDPath := path.Join(tmpMetaPrefix, bucket, object, incompleteSuffix)
if _, err = storage.StatFile(minioMetaBucket, uploadIDPath); err != nil {
if err != errFileNotFound {
return "", toObjectErr(err, minioMetaBucket, uploadIDPath)

3
xl-objects-multipart.go
View file

@ -183,7 +183,8 @@ func (xl xlObjects) CompleteMultipartUpload(bucket string, object string, upload
metadata.ModTime = time.Now().UTC()
// Create temporary multipart meta file to write and then rename.
tempMultipartMetaFile := path.Join(tmpMetaPrefix, bucket, object, uploadID, multipartMetaFile)
multipartMetaSuffix := fmt.Sprintf("%s.%s", uploadID, multipartMetaFile)
tempMultipartMetaFile := path.Join(tmpMetaPrefix, bucket, object, multipartMetaSuffix)
w, err := xl.storage.CreateFile(minioMetaBucket, tempMultipartMetaFile)
if err != nil {
return "", toObjectErr(err, bucket, object)