/// <summary>
/// Adds a server to the database. If a cache of virtual machines is given,
/// then we insert the virtual machines into the Master Tree. If not, then we
/// obtain a list of virtual machines and then insert it into the Master Tree.
/// This function is cache safe.
/// </summary>
/// <param name="dbHost">The computer object to insert into the database.</param>
/// <param name="cache">An optional cache parameter.</param>
public void AddServer(DbHostComputer dbHost, HostState state, List <VirtualMachine> cache = null)
{
Insert(dbHost, x => x.HostName);
if (cache == null)
{
cache = HyperV.GetVm(dbHost.HostName);
}
var root = this.GetRootTreeNode(dbHost, state, cache);
Directory.Add(dbHost.HostName, root);
}
private MasterTreeNode GetRootTreeNode(DbHostComputer dbHost, HostState state, List <VirtualMachine> cache)
{
var root = (MasterTreeNode)dbHost;
root.State = new NodeState(state);
var vvhds = new List <string>();
foreach (var v in cache)
{
var vdb = GetVmDb(v.Uuid);
v.Type = vdb == null ? VirtualMachineType.NONE : (VirtualMachineType)vdb.VmType;
v.ParentHost = vdb == null ? v.Host : vdb.ParentHost;
v.ParentUuid = vdb == null ? v.Uuid : vdb.ParentUuid;
// First, add all virtual machines associated with this host
var vnode = (MasterTreeNode)v;
// Then, add all virtual hard disks associated with this host
vvhds.AddRange(v.VhdPath);
foreach (var vhd in v.VhdPath)
{
vnode.Children.Add(MasterTreeNode.GetTreeNode(vhd, v.Host, NodeType.VirtualHardDisks));
}
root.Children.Add(vnode);
}
// Get orphaned VHDs
try
{
var vhds = Interface.GetChildItems(dbHost.HostName, Settings.Default.vhdPath, "*.*vhd*");
if (vhds != null)
{
vhds = vhds.Except(vvhds).ToArray();
foreach (var v in vhds)
{
root.Children.Add(MasterTreeNode.GetTreeNode(v, dbHost.HostName, NodeType.OrphanedVirtualHardDisks));
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Exception", MessageBoxButtons.OK);
}
return(root);
}
