truncate file content during creating

This commit is contained in:
Chris Lu 2014-03-09 18:50:09 -07:00
parent 7283d68e32
commit e6e85a6b2c
2 changed files with 3 additions and 3 deletions

View file

@ -370,12 +370,12 @@ func (v *Volume) copyDataAndGenerateIndexFile(dstName, idxName string) (err erro
var ( var (
dst, idx *os.File dst, idx *os.File
) )
if dst, err = os.OpenFile(dstName, os.O_WRONLY|os.O_CREATE, 0644); err != nil { if dst, err = os.OpenFile(dstName, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644); err != nil {
return return
} }
defer dst.Close() defer dst.Close()
if idx, err = os.OpenFile(idxName, os.O_WRONLY|os.O_CREATE, 0644); err != nil { if idx, err = os.OpenFile(idxName, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644); err != nil {
return return
} }
defer idx.Close() defer idx.Close()

View file

@ -37,7 +37,7 @@ func runFix(cmd *Command, args []string) bool {
if *fixVolumeCollection != "" { if *fixVolumeCollection != "" {
fileName = *fixVolumeCollection + "_" + fileName fileName = *fixVolumeCollection + "_" + fileName
} }
indexFile, err := os.OpenFile(path.Join(*fixVolumePath, fileName+".idx"), os.O_WRONLY|os.O_CREATE, 0644) indexFile, err := os.OpenFile(path.Join(*fixVolumePath, fileName+".idx"), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
if err != nil { if err != nil {
glog.Fatalf("Create Volume Index [ERROR] %s\n", err) glog.Fatalf("Create Volume Index [ERROR] %s\n", err)
} }