mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-12-21 06:57:51 +08:00
34 lines
913 B
Go
34 lines
913 B
Go
//go:build windows
|
|
// +build windows
|
|
|
|
package backend
|
|
|
|
import (
|
|
"github.com/seaweedfs/seaweedfs/weed/storage/backend/memory_map"
|
|
"golang.org/x/sys/windows"
|
|
|
|
"github.com/seaweedfs/seaweedfs/weed/glog"
|
|
"github.com/seaweedfs/seaweedfs/weed/storage/backend/memory_map/os_overloads"
|
|
)
|
|
|
|
func CreateVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (BackendStorageFile, error) {
|
|
if preallocate > 0 {
|
|
glog.V(0).Infof("Preallocated disk space for %s is not supported", fileName)
|
|
}
|
|
|
|
if memoryMapSizeMB > 0 {
|
|
file, e := os_overloads.OpenFile(fileName, windows.O_RDWR|windows.O_CREAT, 0644, true)
|
|
if e != nil {
|
|
return nil, e
|
|
}
|
|
return memory_map.NewMemoryMappedFile(file, memoryMapSizeMB), nil
|
|
} else {
|
|
file, e := os_overloads.OpenFile(fileName, windows.O_RDWR|windows.O_CREAT|windows.O_TRUNC, 0644, false)
|
|
if e != nil {
|
|
return nil, e
|
|
}
|
|
return NewDiskFile(file), nil
|
|
}
|
|
|
|
}
|