private void listDisks_SelectedIndexChanged(object sender, EventArgs e)
{
DynamicDisk dynamicDisk = (DynamicDisk)listDisks.SelectedValue;
PrivateHeader privateHeader = dynamicDisk.PrivateHeader;
long publicRegionEndLBA = (long)(privateHeader.PublicRegionStartLBA + privateHeader.PublicRegionSizeLBA);
numericDiskOffset.Minimum = (long)privateHeader.PublicRegionStartLBA * dynamicDisk.BytesPerSector;
numericDiskOffset.Maximum = publicRegionEndLBA * dynamicDisk.BytesPerSector - m_extent.Size;
if (dynamicDisk.Disk != m_extent.Disk)
{
DiskExtent allocation = DynamicDiskHelper.FindExtentAllocation(dynamicDisk, m_extent.Size);
numericDiskOffset.Enabled = (allocation != null);
btnOK.Enabled = (allocation != null);
if (allocation != null)
{
numericDiskOffset.Value = allocation.FirstSector * allocation.BytesPerSector;
m_previousSuffixIndex = 0;
listSuffixes.SelectedIndex = 0;
CompactNumericOffset();
}
}
else
{
numericDiskOffset.Enabled = true;
btnOK.Enabled = true;
numericDiskOffset.Value = m_extent.FirstSector * m_extent.Disk.BytesPerSector;
m_previousSuffixIndex = 0;
listSuffixes.SelectedIndex = 0;
CompactNumericOffset();
}
}
private void btnOK_Click(object sender, EventArgs e)
{
DynamicDisk targetDynamicDisk = (DynamicDisk)listDisks.SelectedValue;
Raid5Volume raid5Volume = (Raid5Volume)m_volume;
DiskExtent newExtent = DynamicDiskHelper.FindExtentAllocation(targetDynamicDisk, raid5Volume.ColumnSize);
if (newExtent == null)
{
MessageBox.Show("The disk specified does not contain enough free space.", "Error");
return;
}
List <DynamicDisk> diskGroup = WindowsDynamicDiskHelper.GetPhysicalDynamicDisks(raid5Volume.DiskGroupGuid);
DiskGroupDatabase database = DiskGroupDatabase.ReadFromDisks(diskGroup, raid5Volume.DiskGroupGuid);
if (database.AreDisksMissing)
{
DialogResult disksMissingResult = MessageBox.Show("Some of the disks in this disk group are missing, Continue anyway?", "Warning", MessageBoxButtons.YesNo);
if (disksMissingResult != DialogResult.Yes)
{
return;
}
}
DiskGroupLockResult result = DiskGroupHelper.LockDiskGroup(m_diskGroup);
if (result == DiskGroupLockResult.CannotLockDisk)
{
MessageBox.Show("Unable to lock all disks!", "Error");
}
else if (result == DiskGroupLockResult.CannotLockVolume)
{
MessageBox.Show("Unable to lock all volumes!", "Error");
}
else if (result == DiskGroupLockResult.OneOrMoreDisksAreOfflineOrReadonly)
{
MessageBox.Show("One or more disks are offline or set to readonly.", "Error");
}
else if (result == DiskGroupLockResult.CannotTakeDiskOffline)
{
MessageBox.Show("Failed to take all dynamic disks offline!", "Error");
}
else if (result == DiskGroupLockResult.Success)
{
listDisks.Enabled = false;
btnCancel.Enabled = false;
btnOK.Enabled = false;
progressBar.Visible = true;
long bytesTotal = raid5Volume.Size;
long bytesCopied = 0;
Thread workerThread = new Thread(delegate()
{
m_isWorking = true;
AddDiskToArrayHelper.AddDiskToRaid5Volume(database, raid5Volume, newExtent, ref bytesCopied);
m_isWorking = false;
});
workerThread.Start();
new Thread(delegate()
{
while (workerThread.IsAlive)
{
Thread.Sleep(250);
int progress = (int)(100 * (double)bytesCopied / bytesTotal);
this.Invoke((MethodInvoker) delegate()
{
progressBar.Value = progress;
});
}
this.Invoke((MethodInvoker) delegate()
{
DiskGroupHelper.UnlockDiskGroup(m_diskGroup);
this.DialogResult = DialogResult.OK;
this.Close();
});
}).Start();
}
}
private void btnOK_Click(object sender, EventArgs e)
{
int diskCount = listDisks.CheckedIndices.Count;
if (rbSimple.Checked && diskCount != 1)
{
MessageBox.Show("You must select a single disk in order to create a simple volume.", "Error");
return;
}
if (rbRaid5.Checked)
{
if (chkDegraded.Checked && diskCount < 2)
{
MessageBox.Show("You must select at least 2 disks in order to create a degraded RAID-5 volume.", "Error");
return;
}
if (!chkDegraded.Checked && diskCount < 3)
{
MessageBox.Show("You must select at least 3 disks in order to create a RAID-5 volume.", "Error");
return;
}
}
long extentSizeInBytes = (long)numericExtentSize.Value * 1024 * 1024;
List <DiskExtent> extents = new List <DiskExtent>();
foreach (int checkedIndex in listDisks.CheckedIndices)
{
DynamicDisk dynamicDisk = m_diskGroup[checkedIndex];
DiskExtent extent = DynamicDiskHelper.FindExtentAllocation(dynamicDisk, extentSizeInBytes);
if (extent == null)
{
MessageBox.Show("One of the disks does not contain enough free space", "Error");
return;
}
extents.Add(extent);
}
DiskGroupLockResult result = DiskGroupHelper.LockDiskGroup(m_diskGroup);
if (result == DiskGroupLockResult.CannotLockDisk)
{
MessageBox.Show("Unable to lock all disks!", "Error");
}
else if (result == DiskGroupLockResult.CannotLockVolume)
{
MessageBox.Show("Unable to lock all volumes!", "Error");
}
else if (result == DiskGroupLockResult.OneOrMoreDisksAreOfflineOrReadonly)
{
MessageBox.Show("One or more disks are offline or set to readonly.", "Error");
}
else if (result == DiskGroupLockResult.CannotTakeDiskOffline)
{
MessageBox.Show("Failed to take all dynamic disks offline!", "Error");
}
else if (result == DiskGroupLockResult.Success)
{
DiskGroupDatabase database = DiskGroupDatabase.ReadFromDisks(m_diskGroup)[0];
if (rbSimple.Checked)
{
VolumeManagerDatabaseHelper.CreateSimpleVolume(database, extents[0]);
}
else
{
VolumeManagerDatabaseHelper.CreateRAID5Volume(database, extents, chkDegraded.Checked);
}
DiskGroupHelper.UnlockDiskGroup(m_diskGroup);
this.DialogResult = DialogResult.OK;
this.Close();
}
}
