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[release-1.30] fix: resize failure when cloning a volume with bigger size on Windows #2504

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Sep 11, 2024
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[release-1.30] fix: resize failure when cloning a volume with bigger size on Windows #2504

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26 changes: 24 additions & 2 deletions pkg/mounter/safe_mounter_host_process_windows.go
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Original file line number Diff line number Diff line change
Expand Up @@ -233,8 +233,30 @@ func (mounter *winMounter) GetVolumeSizeInBytes(volumePath string) (int64, error
}

// ResizeVolume resizes the volume to the maximum available size.
func (mounter *winMounter) ResizeVolume(devicePath string) error {
return volume.ResizeVolume(devicePath, 0)
// source could be the disk number or the volume id.
func (mounter *winMounter) ResizeVolume(source string) error {
var volumeID string

diskNum, err := strconv.Atoi(source)
if err == nil {
// List the volumes on the given disk.
volumeIds, err := volume.ListVolumesOnDisk(uint32(diskNum), 0)
if err != nil {
return err
}
if len(volumeIds) == 0 {
return fmt.Errorf("no volumes found on disk %d", diskNum)
}

// TODO: consider partitions and choose the right partition.
// For now just choose the first volume.
volumeID = volumeIds[0]
} else {
klog.V(2).Infof("parse %s failed with error: %v", source, err)
volumeID = source
}

return volume.ResizeVolume(volumeID, 0)
}

// GetFreeSpace returns the free space of the volume in bytes, total size of the volume in bytes and the used space of the volume in bytes
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