2019-10-18 10:31:25 +00:00
|
|
|
// +build !linux,!windows
|
2017-01-08 19:01:46 +00:00
|
|
|
|
2020-04-11 21:27:25 +00:00
|
|
|
package backend
|
2017-01-08 19:01:46 +00:00
|
|
|
|
|
|
|
|
import (
|
|
|
|
|
"os"
|
|
|
|
|
|
2019-09-12 13:18:21 +00:00
|
|
|
"github.com/chrislusf/seaweedfs/weed/glog"
|
2017-01-08 19:01:46 +00:00
|
|
|
)
|
|
|
|
|
|
2020-04-11 21:27:25 +00:00
|
|
|
func CreateVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (BackendStorageFile, error) {
|
2019-10-18 09:32:07 +00:00
|
|
|
file, e := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
|
2019-12-24 08:36:15 +00:00
|
|
|
if e != nil {
|
|
|
|
|
return nil, e
|
|
|
|
|
}
|
2017-01-08 19:01:46 +00:00
|
|
|
if preallocate > 0 {
|
|
|
|
|
glog.V(0).Infof("Preallocated disk space for %s is not supported", fileName)
|
|
|
|
|
}
|
2020-04-11 21:27:25 +00:00
|
|
|
return NewDiskFile(file), nil
|
2017-01-08 19:01:46 +00:00
|
|
|
}
|
