2019-10-18 18:31:25 +08:00
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// +build !linux,!windows
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2017-01-09 03:01:46 +08:00
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2020-04-12 05:27:25 +08:00
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package backend
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2017-01-09 03:01:46 +08:00
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import (
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"os"
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2019-09-12 21:18:21 +08:00
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"github.com/chrislusf/seaweedfs/weed/glog"
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2017-01-09 03:01:46 +08:00
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)
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2020-04-12 05:27:25 +08:00
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func CreateVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (BackendStorageFile, error) {
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2019-10-18 17:32:07 +08:00
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file, e := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
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2019-12-24 16:36:15 +08:00
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if e != nil {
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return nil, e
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}
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2017-01-09 03:01:46 +08:00
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if preallocate > 0 {
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2020-08-17 07:32:22 +08:00
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glog.V(2).Infof("Preallocated disk space for %s is not supported", fileName)
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2017-01-09 03:01:46 +08:00
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}
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2020-04-12 05:27:25 +08:00
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return NewDiskFile(file), nil
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2017-01-09 03:01:46 +08:00
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}
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