/// <summary>
/// Calculates the minimum block size required for a volume group by determine the size of each
/// logical volume within the volume group. Does not assume that any volume group actually exists.
/// Volume Groups don't really have a size, so this ends up being the size of the physical partition.
/// I just separated it for clarity.
/// </summary>
public ClientVolumeGroupHelper VolumeGroup(int hdNumberToGet, int partNumberToGet, long newHdSize)
{
var lbsByte = _imageSchema.HardDrives[hdNumberToGet].Lbs;
var volumeGroupHelper = new ClientVolumeGroupHelper
{
MinSizeBlk = 0,
HasLv = false
};
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].FsId.ToLower() != "8e" &&
_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].FsId.ToLower() != "8e00") return volumeGroupHelper;
if (!_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].Active)
return volumeGroupHelper;
//if part.vg is null, most likely version 2.3.0 beta1 before lvm was added.
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup == null) return volumeGroupHelper;
//if vg.name is null partition was uploaded at physical partion level, by using the shrink_lvm=false flag
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.Name == null) return volumeGroupHelper;
volumeGroupHelper.Name = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.Name;
foreach (var logicalVolume in _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.LogicalVolumes)
{
if (!logicalVolume.Active)
continue;
volumeGroupHelper.HasLv = true;
volumeGroupHelper.Pv = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.PhysicalVolume;
var logicalVolumeHelper = LogicalVolume(logicalVolume, lbsByte, newHdSize,hdNumberToGet);
volumeGroupHelper.MinSizeBlk += logicalVolumeHelper.MinSizeBlk;
}
if (volumeGroupHelper.HasLv) return volumeGroupHelper;
//Could Have VG Without LVs
//Set arbitrary minimum size to 100mb
volumeGroupHelper.Pv = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.PhysicalVolume;
volumeGroupHelper.MinSizeBlk = 100 * 1024 * 1024 / lbsByte;
return volumeGroupHelper;
}
/// <summary>
/// Calculates the minimum block size required for a volume group by determine the size of each
/// logical volume within the volume group. Does not assume that any volume group actually exists.
/// Volume Groups don't really have a size, so this ends up being the size of the physical partition.
/// I just separated it for clarity.
/// </summary>
public ClientVolumeGroupHelper VolumeGroup(int hdNumberToGet, int partNumberToGet, long newHdSize)
{
var lbsByte = _imageSchema.HardDrives[hdNumberToGet].Lbs;
var volumeGroupHelper = new ClientVolumeGroupHelper
{
MinSizeBlk = 0,
HasLv = false
};
if (_imageProfile.Image.Environment == "linux" || string.IsNullOrEmpty(_imageProfile.Image.Environment))
{
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].FsId.ToLower() != "8e" &&
_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].FsId.ToLower() != "8e00")
return volumeGroupHelper;
}
if (!_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].Active)
return volumeGroupHelper;
//if part.vg is null, most likely version 2.3.0 beta1 before lvm was added.
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup == null) return volumeGroupHelper;
//if vg.name is null partition was uploaded at physical partion level, by using the shrink_lvm=false flag
if (_imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.Name == null) return volumeGroupHelper;
volumeGroupHelper.Name = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.Name;
volumeGroupHelper.Uuid = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.Uuid;
foreach (var logicalVolume in _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.LogicalVolumes)
{
if (!logicalVolume.Active)
continue;
volumeGroupHelper.HasLv = true;
volumeGroupHelper.Pv = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.PhysicalVolume;
var logicalVolumeHelper = LogicalVolume(logicalVolume, lbsByte, newHdSize,hdNumberToGet);
volumeGroupHelper.MinSizeBlk += logicalVolumeHelper.MinSizeBlk;
//assume fusion drive
if (logicalVolume.FsType.ToLower().Contains("hfs") && newHdSize <= 121332826112)
volumeGroupHelper.IsFusion = true;
}
if (volumeGroupHelper.HasLv) return volumeGroupHelper;
//Could Have VG Without LVs
//Set arbitrary minimum size to 100mb
volumeGroupHelper.Pv = _imageSchema.HardDrives[hdNumberToGet].Partitions[partNumberToGet].VolumeGroup.PhysicalVolume;
volumeGroupHelper.MinSizeBlk = 100 * 1024 * 1024 / lbsByte;
return volumeGroupHelper;
}
